{"transactions":[{"id":4625099,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-09-23T01:12:03.000Z","date":"2026-09-21","kind":"sale","planned":true,"acquired":false,"shares":199,"price":181.0318,"value":36025.3282,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The sale price represents the weighted average price of the shares sold ranging from $180.65 to $181.55 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":58688,"source":{"system":"sec-edgar","filing":"0001254781-26-000026","document":"form4-09232026_010957.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1254781/000125478126000026/form4-09232026_010957.xml","form_type":"4"}},{"id":4625098,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-09-23T01:12:03.000Z","date":"2026-09-21","kind":"sale","planned":true,"acquired":false,"shares":327,"price":179.9499,"value":58843.6173,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The sale price represents the weighted average price of the shares sold ranging from $179.61 to $180.55 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":58887,"source":{"system":"sec-edgar","filing":"0001254781-26-000026","document":"form4-09232026_010957.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1254781/000125478126000026/form4-09232026_010957.xml","form_type":"4"}},{"id":4625097,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-09-23T01:12:03.000Z","date":"2026-09-21","kind":"sale","planned":true,"acquired":false,"shares":241,"price":178.9571,"value":43128.6611,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sale price represents the weighted average price of the shares sold ranging from $178.41 to $179.36 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":59214,"source":{"system":"sec-edgar","filing":"0001254781-26-000026","document":"form4-09232026_010957.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1254781/000125478126000026/form4-09232026_010957.xml","form_type":"4"}},{"id":4625096,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-09-23T01:12:03.000Z","date":"2026-09-21","kind":"sale","planned":true,"acquired":false,"shares":27,"price":177.9833,"value":4805.5491,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sale price represents the weighted average price of the shares sold ranging from $177.36 to $178.35 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":59455,"source":{"system":"sec-edgar","filing":"0001254781-26-000026","document":"form4-09232026_010957.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1254781/000125478126000026/form4-09232026_010957.xml","form_type":"4"}},{"id":4625095,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-09-23T01:12:03.000Z","date":"2026-09-21","kind":"sale","planned":true,"acquired":false,"shares":72,"price":175.54,"value":12638.88,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."}],"balance_after":59482,"source":{"system":"sec-edgar","filing":"0001254781-26-000026","document":"form4-09232026_010957.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1254781/000125478126000026/form4-09232026_010957.xml","form_type":"4"}},{"id":679182,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-08-21T20:09:03.000Z","date":"2026-08-20","kind":"sale","planned":true,"acquired":false,"shares":280,"price":185.9138,"value":52055.864,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The sale price represents the weighted average price of the shares sold ranging from $185.39 to $186.38 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":59554,"source":{"system":"sec-edgar","filing":"0001254781-26-000024","document":"form4-08212026_080855.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000024/form4-08212026_080855.xml","form_type":"4"}},{"id":679181,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-08-21T20:09:03.000Z","date":"2026-08-20","kind":"sale","planned":true,"acquired":false,"shares":96,"price":184.249,"value":17687.904,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The sale price represents the weighted average price of the shares sold ranging from $184.06 to $184.91 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":59834,"source":{"system":"sec-edgar","filing":"0001254781-26-000024","document":"form4-08212026_080855.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000024/form4-08212026_080855.xml","form_type":"4"}},{"id":679180,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-08-21T20:09:03.000Z","date":"2026-08-20","kind":"sale","planned":true,"acquired":false,"shares":393,"price":183.5817,"value":72147.6081,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sale price represents the weighted average price of the shares sold ranging from $183.06 to $184.04 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":59930,"source":{"system":"sec-edgar","filing":"0001254781-26-000024","document":"form4-08212026_080855.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000024/form4-08212026_080855.xml","form_type":"4"}},{"id":679179,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-08-21T20:09:03.000Z","date":"2026-08-20","kind":"sale","planned":true,"acquired":false,"shares":97,"price":181.9875,"value":17652.7875,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sale price represents the weighted average price of the shares sold ranging from $181.85 to $182.06 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":60323,"source":{"system":"sec-edgar","filing":"0001254781-26-000024","document":"form4-08212026_080855.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000024/form4-08212026_080855.xml","form_type":"4"}},{"id":699135,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-08-03T21:00:27.000Z","date":"2026-08-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":2269,"price":144.75,"value":328437.75,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The reported shares were withheld to cover the Reporting Person's tax liability in connection with the vesting of restricted stock units."}],"balance_after":60420,"source":{"system":"sec-edgar","filing":"0001254781-26-000022","document":"form4-08032026_090822.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000022/form4-08032026_090822.xml","form_type":"4"}},{"id":705313,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-07-21T23:38:09.000Z","date":"2026-07-20","kind":"sale","planned":true,"acquired":false,"shares":43,"price":160.18,"value":6887.74,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."}],"balance_after":62689,"source":{"system":"sec-edgar","filing":"0001254781-26-000021","document":"form4-07212026_110705.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000021/form4-07212026_110705.xml","form_type":"4"}},{"id":705312,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-07-21T23:38:09.000Z","date":"2026-07-20","kind":"sale","planned":true,"acquired":false,"shares":262,"price":159.3459,"value":41748.6258,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The sale price represents the weighted average price of the shares sold ranging from $158.91 to $159.76 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":62732,"source":{"system":"sec-edgar","filing":"0001254781-26-000021","document":"form4-07212026_110705.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000021/form4-07212026_110705.xml","form_type":"4"}},{"id":705311,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-07-21T23:38:09.000Z","date":"2026-07-20","kind":"sale","planned":true,"acquired":false,"shares":334,"price":158.058,"value":52791.372,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sale price represents the weighted average price of the shares sold ranging from $157.79 to $158.49 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":62994,"source":{"system":"sec-edgar","filing":"0001254781-26-000021","document":"form4-07212026_110705.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000021/form4-07212026_110705.xml","form_type":"4"}},{"id":705310,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-07-21T23:38:09.000Z","date":"2026-07-20","kind":"sale","planned":true,"acquired":false,"shares":243,"price":156.7107,"value":38080.7001,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sale price represents the weighted average price of the shares sold ranging from $156.28 to $157.08 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":63328,"source":{"system":"sec-edgar","filing":"0001254781-26-000021","document":"form4-07212026_110705.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000021/form4-07212026_110705.xml","form_type":"4"}},{"id":716072,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-07-06T23:16:15.000Z","date":"2026-07-06","kind":"sale","planned":true,"acquired":false,"shares":1000,"price":155,"value":155000.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."}],"balance_after":63571,"source":{"system":"sec-edgar","filing":"0001254781-26-000019","document":"form4-07062026_110711.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000019/form4-07062026_110711.xml","form_type":"4"}},{"id":729476,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-06-23T21:09:12.000Z","date":"2026-06-22","kind":"sale","planned":true,"acquired":false,"shares":123,"price":111.7318,"value":13743.0114,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The sale price represents the weighted average price of the shares sold ranging from $111.48 to $112.145 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":64571,"source":{"system":"sec-edgar","filing":"0001254781-26-000017","document":"form4-06232026_090609.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000017/form4-06232026_090609.xml","form_type":"4"}},{"id":729475,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-06-23T21:09:12.000Z","date":"2026-06-22","kind":"sale","planned":true,"acquired":false,"shares":41,"price":110.4832,"value":4529.8112,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The sale price represents the weighted average price of the shares sold ranging from $110.41 to $110.54 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":64694,"source":{"system":"sec-edgar","filing":"0001254781-26-000017","document":"form4-06232026_090609.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000017/form4-06232026_090609.xml","form_type":"4"}},{"id":729474,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-06-23T21:09:12.000Z","date":"2026-06-22","kind":"sale","planned":true,"acquired":false,"shares":188,"price":109.8387,"value":20649.6756,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The sale price represents the weighted average price of the shares sold ranging from $109.38 to $110.35 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":64735,"source":{"system":"sec-edgar","filing":"0001254781-26-000017","document":"form4-06232026_090609.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000017/form4-06232026_090609.xml","form_type":"4"}},{"id":729473,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-06-23T21:09:12.000Z","date":"2026-06-22","kind":"sale","planned":true,"acquired":false,"shares":465,"price":108.7971,"value":50590.6515,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sale price represents the weighted average price of the shares sold ranging from $108.37 to $109.34 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":64923,"source":{"system":"sec-edgar","filing":"0001254781-26-000017","document":"form4-06232026_090609.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000017/form4-06232026_090609.xml","form_type":"4"}},{"id":729472,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-06-23T21:09:12.000Z","date":"2026-06-22","kind":"sale","planned":true,"acquired":false,"shares":48,"price":107.4023,"value":5155.3104,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sale price represents the weighted average price of the shares sold ranging from $107.17 to $107.50 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":65388,"source":{"system":"sec-edgar","filing":"0001254781-26-000017","document":"form4-06232026_090609.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000017/form4-06232026_090609.xml","form_type":"4"}},{"id":768502,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-05-21T20:04:20.000Z","date":"2026-05-20","kind":"sale","planned":true,"acquired":false,"shares":7,"price":101.17,"value":708.19,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."}],"balance_after":65436,"source":{"system":"sec-edgar","filing":"0001254781-26-000016","document":"form4-05212026_080511.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000016/form4-05212026_080511.xml","form_type":"4"}},{"id":768501,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-05-21T20:04:20.000Z","date":"2026-05-20","kind":"sale","planned":true,"acquired":false,"shares":858,"price":100.4283,"value":86167.4814,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The sale price represents the weighted average price of the shares sold ranging from $100.00 to $100.90 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":65443,"source":{"system":"sec-edgar","filing":"0001254781-26-000016","document":"form4-05212026_080511.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000016/form4-05212026_080511.xml","form_type":"4"}},{"id":768500,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-05-21T20:04:20.000Z","date":"2026-05-19","kind":"sale","planned":true,"acquired":false,"shares":50,"price":101.227,"value":5061.35,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sale price represents the weighted average price of the shares sold ranging from $101.02 to $101.74 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":66301,"source":{"system":"sec-edgar","filing":"0001254781-26-000016","document":"form4-05212026_080511.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000016/form4-05212026_080511.xml","form_type":"4"}},{"id":768499,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-05-21T20:04:20.000Z","date":"2026-05-19","kind":"sale","planned":true,"acquired":false,"shares":2334,"price":100.1599,"value":233773.2066,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sale price represents the weighted average price of the shares sold ranging from $100.00 to $100.85 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":66351,"source":{"system":"sec-edgar","filing":"0001254781-26-000016","document":"form4-05212026_080511.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000016/form4-05212026_080511.xml","form_type":"4"}},{"id":794313,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-05-04T21:26:22.000Z","date":"2026-05-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":2270,"price":88.53,"value":200963.1,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The reported shares were withheld to cover the Reporting Person's tax liability in connection with the vesting of restricted stock units."}],"balance_after":68685,"source":{"system":"sec-edgar","filing":"0001254781-26-000014","document":"form4-05042026_090518.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000014/form4-05042026_090518.xml","form_type":"4"}},{"id":842197,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-03-17T00:19:59.000Z","date":"2026-03-13","kind":"sale","planned":true,"acquired":false,"shares":65,"price":100.0935,"value":6506.0775,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sale price represents the weighted average price of the shares sold ranging from $100.04 to $100.18 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":70955,"source":{"system":"sec-edgar","filing":"0001254781-26-000012","document":"form4-03172026_120356.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000012/form4-03172026_120356.xml","form_type":"4"}},{"id":856502,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-03-06T22:30:05.000Z","date":"2026-03-05","kind":"sale","planned":true,"acquired":false,"shares":100,"price":100.1835,"value":10018.35,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sale price represents the weighted average price of the shares sold ranging from $100.06 to $100.55 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":71020,"source":{"system":"sec-edgar","filing":"0001254781-26-000010","document":"form4-03062026_100356.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000010/form4-03062026_100356.xml","form_type":"4"}},{"id":885674,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-02-24T21:27:34.000Z","date":"2026-02-20","kind":"sale","planned":true,"acquired":false,"shares":96,"price":105.0895,"value":10088.592,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The sale price represents the weighted average price of the shares sold ranging from $105.02 to $105.32 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":71120,"source":{"system":"sec-edgar","filing":"0001254781-26-000008","document":"form4-02242026_090230.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000008/form4-02242026_090230.xml","form_type":"4"}},{"id":885673,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-02-24T21:27:34.000Z","date":"2026-02-20","kind":"sale","planned":true,"acquired":false,"shares":175,"price":104.0151,"value":18202.6425,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The sale price represents the weighted average price of the shares sold ranging from $103.90 to $104.30 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":71216,"source":{"system":"sec-edgar","filing":"0001254781-26-000008","document":"form4-02242026_090230.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000008/form4-02242026_090230.xml","form_type":"4"}},{"id":885672,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-02-24T21:27:34.000Z","date":"2026-02-20","kind":"sale","planned":true,"acquired":false,"shares":210,"price":103.1348,"value":21658.308,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sale price represents the weighted average price of the shares sold ranging from $102.88 to $103.78 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes 194 shares that were acquired on February 15, 2026 through the Issuer's Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c)."}],"balance_after":71391,"source":{"system":"sec-edgar","filing":"0001254781-26-000008","document":"form4-02242026_090230.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000008/form4-02242026_090230.xml","form_type":"4"}},{"id":918074,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-02-05T21:30:53.000Z","date":"2026-02-03","kind":"tax_withholding","planned":false,"acquired":false,"shares":1083,"price":127.52,"value":138104.16,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"The reported shares were withheld to cover the Reporting Person's tax liability in connection with the vesting of performance restricted stock units awarded to the Reporting Person on October 27, 2022."}],"balance_after":71407,"source":{"system":"sec-edgar","filing":"0001254781-26-000006","document":"form4-02052026_090248.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000006/form4-02052026_090248.xml","form_type":"4"}},{"id":918073,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-02-05T21:30:53.000Z","date":"2026-02-03","kind":"grant","planned":false,"acquired":true,"shares":3018,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the acquisition of shares upon the determination of the Board of Directors of the Issuer that the performance conditions were met with respect to performance share awards granted to the Reporting Person on October 27, 2022."}],"balance_after":72490,"source":{"system":"sec-edgar","filing":"0001254781-26-000006","document":"form4-02052026_090248.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000006/form4-02052026_090248.xml","form_type":"4"}},{"id":918072,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-02-05T21:30:53.000Z","date":"2026-02-03","kind":"tax_withholding","planned":false,"acquired":false,"shares":1078,"price":127.52,"value":137466.56,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F6","text":"The reported shares were withheld to cover the Reporting Person's tax liability in connection with the vesting of performance restricted stock units awarded to the Reporting Person on October 26, 2023."}],"balance_after":69472,"source":{"system":"sec-edgar","filing":"0001254781-26-000006","document":"form4-02052026_090248.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000006/form4-02052026_090248.xml","form_type":"4"}},{"id":918071,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-02-05T21:30:53.000Z","date":"2026-02-03","kind":"grant","planned":false,"acquired":true,"shares":2181,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F5","text":"Represents the acquisition of shares upon the determination of the Board of Directors of the Issuer that the performance conditions were met with respect to performance share awards granted to the Reporting Person on October 26, 2023."}],"balance_after":70550,"source":{"system":"sec-edgar","filing":"0001254781-26-000006","document":"form4-02052026_090248.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000006/form4-02052026_090248.xml","form_type":"4"}},{"id":918070,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-02-05T21:30:53.000Z","date":"2026-02-03","kind":"tax_withholding","planned":false,"acquired":false,"shares":1453,"price":127.52,"value":185286.56,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"The reported shares were withheld to cover the Reporting Person's tax liability in connection with the vesting of performance restricted stock units awarded to the Reporting Person on October 30, 2024."}],"balance_after":68369,"source":{"system":"sec-edgar","filing":"0001254781-26-000006","document":"form4-02052026_090248.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000006/form4-02052026_090248.xml","form_type":"4"}},{"id":918069,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-02-05T21:30:53.000Z","date":"2026-02-03","kind":"grant","planned":false,"acquired":true,"shares":2854,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"Represents the acquisition of shares upon the determination of the Board of Directors of the Issuer that the performance conditions were met with respect to performance share awards granted to the Reporting Person on October 30, 2024."}],"balance_after":69822,"source":{"system":"sec-edgar","filing":"0001254781-26-000006","document":"form4-02052026_090248.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000006/form4-02052026_090248.xml","form_type":"4"}},{"id":918068,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-02-05T21:30:53.000Z","date":"2026-02-03","kind":"tax_withholding","planned":false,"acquired":false,"shares":31,"price":127.52,"value":3953.12,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"The reported shares were withheld to cover the Reporting Person's tax liability in connection with the vesting of performance restricted stock units awarded to the Reporting Person on October 27, 2022."}],"balance_after":66968,"source":{"system":"sec-edgar","filing":"0001254781-26-000006","document":"form4-02052026_090248.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000006/form4-02052026_090248.xml","form_type":"4"}},{"id":918067,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-02-05T21:30:53.000Z","date":"2026-02-03","kind":"grant","planned":false,"acquired":true,"shares":60,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the acquisition of shares upon the determination of the Board of Directors of the Issuer that the performance conditions were met with respect to performance share awards granted to the Reporting Person on October 27, 2022."}],"balance_after":66999,"source":{"system":"sec-edgar","filing":"0001254781-26-000006","document":"form4-02052026_090248.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000006/form4-02052026_090248.xml","form_type":"4"}},{"id":922562,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-02-03T21:45:13.000Z","date":"2026-02-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":1659,"price":131.9,"value":218822.1,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The reported shares were withheld to cover the Reporting Person's tax liability in connection with the vesting of restricted stock units."}],"balance_after":66939,"source":{"system":"sec-edgar","filing":"0001254781-26-000004","document":"form4-02032026_090210.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000004/form4-02032026_090210.xml","form_type":"4"}},{"id":933622,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-01-22T21:14:10.000Z","date":"2026-01-20","kind":"sale","planned":true,"acquired":false,"shares":106,"price":134.5,"value":14257.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."}],"balance_after":68598,"source":{"system":"sec-edgar","filing":"0001254781-26-000002","document":"form4-01222026_090106.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000002/form4-01222026_090106.xml","form_type":"4"}},{"id":933621,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-01-22T21:14:10.000Z","date":"2026-01-20","kind":"sale","planned":true,"acquired":false,"shares":40,"price":133.641,"value":5345.64,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The sale price represents the weighted average price of the shares sold ranging from $133.38 to $133.82 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":68704,"source":{"system":"sec-edgar","filing":"0001254781-26-000002","document":"form4-01222026_090106.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000002/form4-01222026_090106.xml","form_type":"4"}},{"id":933620,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-01-22T21:14:10.000Z","date":"2026-01-20","kind":"sale","planned":true,"acquired":false,"shares":286,"price":132.7051,"value":37953.6586,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sale price represents the weighted average price of the shares sold ranging from $132.36 to $133.02 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":68744,"source":{"system":"sec-edgar","filing":"0001254781-26-000002","document":"form4-01222026_090106.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000002/form4-01222026_090106.xml","form_type":"4"}},{"id":933619,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2026-01-22T21:14:10.000Z","date":"2026-01-20","kind":"sale","planned":true,"acquired":false,"shares":669,"price":131.7664,"value":88151.7216,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sale price represents the weighted average price of the shares sold ranging from $131.35 to $132.18 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":69030,"source":{"system":"sec-edgar","filing":"0001254781-26-000002","document":"form4-01222026_090106.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478126000002/form4-01222026_090106.xml","form_type":"4"}},{"id":960024,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-12-23T21:16:09.000Z","date":"2025-12-22","kind":"sale","planned":true,"acquired":false,"shares":126,"price":143.4886,"value":18079.5636,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The sale price represents the weighted average price of the shares sold ranging from $143.21 to $143.66 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":69699,"source":{"system":"sec-edgar","filing":"0001254781-25-000014","document":"form4-12232025_091201.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478125000014/form4-12232025_091201.xml","form_type":"4"}},{"id":960023,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-12-23T21:16:09.000Z","date":"2025-12-22","kind":"sale","planned":true,"acquired":false,"shares":706,"price":142.7017,"value":100747.4002,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sale price represents the weighted average price of the shares sold ranging from $142.14 to $143.00 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":69825,"source":{"system":"sec-edgar","filing":"0001254781-25-000014","document":"form4-12232025_091201.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478125000014/form4-12232025_091201.xml","form_type":"4"}},{"id":960022,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-12-23T21:16:09.000Z","date":"2025-12-22","kind":"sale","planned":true,"acquired":false,"shares":245,"price":141.2239,"value":34599.8555,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sale price represents the weighted average price of the shares sold ranging from $140.97 to $141.60 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":70531,"source":{"system":"sec-edgar","filing":"0001254781-25-000014","document":"form4-12232025_091201.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478125000014/form4-12232025_091201.xml","form_type":"4"}},{"id":979391,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-12-05T21:16:16.000Z","date":"2025-12-04","kind":"sale","planned":true,"acquired":false,"shares":1000,"price":150,"value":150000.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."}],"balance_after":70776,"source":{"system":"sec-edgar","filing":"0001254781-25-000012","document":"form4-12052025_091211.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478125000012/form4-12052025_091211.xml","form_type":"4"}},{"id":979390,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-12-05T21:16:16.000Z","date":"2025-12-03","kind":"sale","planned":true,"acquired":false,"shares":384,"price":149.3465,"value":57349.056,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The sale price represents the weighted average price of the shares sold ranging from $149.15 to $149.81 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":71776,"source":{"system":"sec-edgar","filing":"0001254781-25-000012","document":"form4-12052025_091211.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478125000012/form4-12052025_091211.xml","form_type":"4"}},{"id":979389,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-12-05T21:16:16.000Z","date":"2025-12-03","kind":"sale","planned":true,"acquired":false,"shares":179,"price":148.5291,"value":26586.7089,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The sale price represents the weighted average price of the shares sold ranging from $148.14 to $149.13 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":72160,"source":{"system":"sec-edgar","filing":"0001254781-25-000012","document":"form4-12052025_091211.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478125000012/form4-12052025_091211.xml","form_type":"4"}},{"id":979388,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-12-05T21:16:16.000Z","date":"2025-12-03","kind":"sale","planned":true,"acquired":false,"shares":99,"price":147.9446,"value":14646.5154,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The sale price represents the weighted average price of the shares sold ranging from $147.10 to $148.05 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":72339,"source":{"system":"sec-edgar","filing":"0001254781-25-000012","document":"form4-12052025_091211.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478125000012/form4-12052025_091211.xml","form_type":"4"}},{"id":979387,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-12-05T21:16:16.000Z","date":"2025-12-03","kind":"sale","planned":true,"acquired":false,"shares":276,"price":146.3659,"value":40396.9884,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sale price represents the weighted average price of the shares sold ranging from $146.06 to $146.58 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":72438,"source":{"system":"sec-edgar","filing":"0001254781-25-000012","document":"form4-12052025_091211.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478125000012/form4-12052025_091211.xml","form_type":"4"}},{"id":979386,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-12-05T21:16:16.000Z","date":"2025-12-03","kind":"sale","planned":true,"acquired":false,"shares":2139,"price":145.0394,"value":310239.2766,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sale price represents the weighted average price of the shares sold ranging from $145.00 to $145.99 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":72714,"source":{"system":"sec-edgar","filing":"0001254781-25-000012","document":"form4-12052025_091211.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478125000012/form4-12052025_091211.xml","form_type":"4"}},{"id":1008573,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-11-04T22:11:18.000Z","date":"2025-11-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":2279,"price":123.26,"value":280909.54,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The reported shares were withheld to cover the Reporting Person's tax liability in connection with the vesting of restricted stock units."}],"balance_after":74853,"source":{"system":"sec-edgar","filing":"0001254781-25-000009","document":"form4-11042025_101113.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478125000009/form4-11042025_101113.xml","form_type":"4"}},{"id":1010840,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-10-31T20:51:04.000Z","date":"2025-10-30","kind":"grant","planned":false,"acquired":true,"shares":20357,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The reported securities represent restricted stock units which vest quarterly in equal installments over four years after November 1, 2025, subject to the Reporting Person's continued service through each vesting date."}],"balance_after":77132,"source":{"system":"sec-edgar","filing":"0001254781-25-000007","document":"form4-10312025_081058.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478125000007/form4-10312025_081058.xml","form_type":"4"}},{"id":1015438,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-10-22T00:28:08.000Z","date":"2025-10-20","kind":"sale","planned":true,"acquired":false,"shares":100,"price":127.6316,"value":12763.16,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sale price represents the weighted average price of the shares sold ranging from $127.51 to $128.00 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":56775,"source":{"system":"sec-edgar","filing":"0001254781-25-000005","document":"form4-10222025_121004.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478125000005/form4-10222025_121004.xml","form_type":"4"}},{"id":1015437,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-10-22T00:28:08.000Z","date":"2025-10-20","kind":"sale","planned":true,"acquired":false,"shares":440,"price":127.0065,"value":55882.86,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sale price represents the weighted average price of the shares sold ranging from $126.51 to $127.49 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":56875,"source":{"system":"sec-edgar","filing":"0001254781-25-000005","document":"form4-10222025_121004.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478125000005/form4-10222025_121004.xml","form_type":"4"}},{"id":1033933,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-09-23T21:16:30.000Z","date":"2025-09-22","kind":"sale","planned":true,"acquired":false,"shares":255,"price":136.4424,"value":34792.812,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sale price represents the weighted average price of the shares sold ranging from $136.29 to $136.63 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":57315,"source":{"system":"sec-edgar","filing":"0001254781-25-000003","document":"form4-09232025_090927.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478125000003/form4-09232025_090927.xml","form_type":"4"}},{"id":1033932,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-09-23T21:16:30.000Z","date":"2025-09-22","kind":"sale","planned":true,"acquired":false,"shares":270,"price":135.9405,"value":36703.935,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sale price represents the weighted average price of the shares sold ranging from $135.28 to $136.24 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":57570,"source":{"system":"sec-edgar","filing":"0001254781-25-000003","document":"form4-09232025_090927.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000125478125000003/form4-09232025_090927.xml","form_type":"4"}},{"id":1059534,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-08-21T20:04:42.000Z","date":"2025-08-20","kind":"sale","planned":true,"acquired":false,"shares":25,"price":133.618,"value":3340.45,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The sale price represents the weighted average price of the shares sold ranging from $133.45 to $133.73 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":57840,"source":{"system":"sec-edgar","filing":"0001415889-25-022580","document":"form4-08212025_080838.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925022580/form4-08212025_080838.xml","form_type":"4"}},{"id":1059533,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-08-21T20:04:42.000Z","date":"2025-08-20","kind":"sale","planned":true,"acquired":false,"shares":192,"price":132.7383,"value":25485.7536,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sale price represents the weighted average price of the shares sold ranging from $132.44 to $133.30 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":57865,"source":{"system":"sec-edgar","filing":"0001415889-25-022580","document":"form4-08212025_080838.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925022580/form4-08212025_080838.xml","form_type":"4"}},{"id":1059532,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-08-21T20:04:42.000Z","date":"2025-08-20","kind":"sale","planned":true,"acquired":false,"shares":308,"price":131.8922,"value":40622.7976,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sale price represents the weighted average price of the shares sold ranging from $131.40 to $132.31 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":58057,"source":{"system":"sec-edgar","filing":"0001415889-25-022580","document":"form4-08212025_080838.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925022580/form4-08212025_080838.xml","form_type":"4"}},{"id":1075134,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-08-05T21:44:15.000Z","date":"2025-08-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":2278,"price":130.53,"value":297347.34,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The reported shares were withheld to cover the Reporting Person's tax liability in connection with the vesting of restricted stock units."}],"balance_after":58365,"source":{"system":"sec-edgar","filing":"0001415889-25-021070","document":"form4-08052025_090811.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925021070/form4-08052025_090811.xml","form_type":"4"}},{"id":1082946,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-07-23T22:26:05.000Z","date":"2025-07-21","kind":"sale","planned":true,"acquired":false,"shares":106,"price":140.7015,"value":14914.359,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sale price represents the weighted average price of the shares sold ranging from $140.47 to $141.15 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":60643,"source":{"system":"sec-edgar","filing":"0001415889-25-020201","document":"form4-07232025_100701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925020201/form4-07232025_100701.xml","form_type":"4"}},{"id":1082945,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-07-23T22:26:05.000Z","date":"2025-07-21","kind":"sale","planned":true,"acquired":false,"shares":435,"price":139.967,"value":60885.645,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sale price represents the weighted average price of the shares sold ranging from $139.46 to $140.44 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":60749,"source":{"system":"sec-edgar","filing":"0001415889-25-020201","document":"form4-07232025_100701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925020201/form4-07232025_100701.xml","form_type":"4"}},{"id":1104192,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-06-23T22:16:51.000Z","date":"2025-06-20","kind":"sale","planned":true,"acquired":false,"shares":65,"price":137.4429,"value":8933.7885,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The sale price represents the weighted average price of the shares sold ranging from $137.17 to $137.99 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":61184,"source":{"system":"sec-edgar","filing":"0001415889-25-018000","document":"form4-06232025_100648.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925018000/form4-06232025_100648.xml","form_type":"4"}},{"id":1104191,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-06-23T22:16:51.000Z","date":"2025-06-20","kind":"sale","planned":true,"acquired":false,"shares":86,"price":136.8312,"value":11767.4832,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sale price represents the weighted average price of the shares sold ranging from $136.135 to $137.00 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":61249,"source":{"system":"sec-edgar","filing":"0001415889-25-018000","document":"form4-06232025_100648.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925018000/form4-06232025_100648.xml","form_type":"4"}},{"id":1104190,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-06-23T22:16:51.000Z","date":"2025-06-20","kind":"sale","planned":true,"acquired":false,"shares":374,"price":135.504,"value":50678.496,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sale price represents the weighted average price of the shares sold ranging from $135.09 to $136.04 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":61335,"source":{"system":"sec-edgar","filing":"0001415889-25-018000","document":"form4-06232025_100648.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925018000/form4-06232025_100648.xml","form_type":"4"}},{"id":1139304,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-05-21T21:28:04.000Z","date":"2025-05-20","kind":"sale","planned":true,"acquired":false,"shares":86,"price":138.6214,"value":11921.4404,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The sale price represents the weighted average price of the shares sold ranging from $138.48 to $138.73 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":61709,"source":{"system":"sec-edgar","filing":"0001415889-25-013968","document":"form4-05212025_090500.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925013968/form4-05212025_090500.xml","form_type":"4"}},{"id":1139303,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-05-21T21:28:04.000Z","date":"2025-05-20","kind":"sale","planned":true,"acquired":false,"shares":367,"price":137.8641,"value":50596.1247,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sale price represents the weighted average price of the shares sold ranging from $137.48 to $138.46 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":61795,"source":{"system":"sec-edgar","filing":"0001415889-25-013968","document":"form4-05212025_090500.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925013968/form4-05212025_090500.xml","form_type":"4"}},{"id":1139302,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-05-21T21:28:04.000Z","date":"2025-05-20","kind":"sale","planned":true,"acquired":false,"shares":72,"price":136.8868,"value":9855.8496,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sale price represents the weighted average price of the shares sold ranging from $136.40 to $137.24 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":62162,"source":{"system":"sec-edgar","filing":"0001415889-25-013968","document":"form4-05212025_090500.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925013968/form4-05212025_090500.xml","form_type":"4"}},{"id":1159717,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-05-05T20:52:35.000Z","date":"2025-05-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":2279,"price":127.02,"value":289478.58,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The reported shares were withheld to cover the Reporting Person's tax liability in connection with the vesting of restricted stock units."}],"balance_after":62234,"source":{"system":"sec-edgar","filing":"0001415889-25-011986","document":"form4-05052025_080531.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925011986/form4-05052025_080531.xml","form_type":"4"}},{"id":1167871,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-04-22T22:33:08.000Z","date":"2025-04-21","kind":"sale","planned":true,"acquired":false,"shares":2,"price":120.015,"value":240.03,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The sale price represents the weighted average price of the shares sold ranging from $119.82 to $120.21 per share.  Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":64513,"source":{"system":"sec-edgar","filing":"0001415889-25-011162","document":"form4-04222025_100405.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925011162/form4-04222025_100405.xml","form_type":"4"}},{"id":1167870,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-04-22T22:33:08.000Z","date":"2025-04-21","kind":"sale","planned":true,"acquired":false,"shares":156,"price":119.0089,"value":18565.3884,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The sale price represents the weighted average price of the shares sold ranging from $118.67 to $119.51 per share.  Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":64515,"source":{"system":"sec-edgar","filing":"0001415889-25-011162","document":"form4-04222025_100405.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925011162/form4-04222025_100405.xml","form_type":"4"}},{"id":1167869,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-04-22T22:33:08.000Z","date":"2025-04-21","kind":"sale","planned":true,"acquired":false,"shares":160,"price":118.1425,"value":18902.8,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sale price represents the weighted average price of the shares sold ranging from $117.64 to $118.63 per share.  Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":64671,"source":{"system":"sec-edgar","filing":"0001415889-25-011162","document":"form4-04222025_100405.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925011162/form4-04222025_100405.xml","form_type":"4"}},{"id":1167868,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-04-22T22:33:08.000Z","date":"2025-04-21","kind":"sale","planned":true,"acquired":false,"shares":222,"price":116.8256,"value":25935.2832,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sale price represents the weighted average price of the shares sold ranging from $116.53 to $117.21 per share.  Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":64831,"source":{"system":"sec-edgar","filing":"0001415889-25-011162","document":"form4-04222025_100405.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925011162/form4-04222025_100405.xml","form_type":"4"}},{"id":1194917,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-03-21T21:40:38.000Z","date":"2025-03-20","kind":"sale","planned":true,"acquired":false,"shares":86,"price":130.0719,"value":11186.1834,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The sale price represents the weighted average price of the shares sold ranging from $129.76 to $130.46 per share.  Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":65053,"source":{"system":"sec-edgar","filing":"0001415889-25-008789","document":"form4-03212025_090334.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925008789/form4-03212025_090334.xml","form_type":"4"}},{"id":1194916,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-03-21T21:40:38.000Z","date":"2025-03-20","kind":"sale","planned":true,"acquired":false,"shares":438,"price":129.2436,"value":56608.6968,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sale price represents the weighted average price of the shares sold ranging from $128.73 to $129.71 per share.  Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"On February 24, 2025, the Reporting Person filed a Form 4 that contained scrivener's errors that resulted in the number of shares beneficially owned by the Reporting Person to be understated by 204 shares.  That error has been corrected in this Form 4."}],"balance_after":65139,"source":{"system":"sec-edgar","filing":"0001415889-25-008789","document":"form4-03212025_090334.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925008789/form4-03212025_090334.xml","form_type":"4"}},{"id":1250303,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-02-24T22:17:53.000Z","date":"2025-02-20","kind":"sale","planned":true,"acquired":false,"shares":72,"price":141.7889,"value":10208.8008,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The sale price represents the weighted average price of the shares sold ranging from $141.59 to $142.36 per share.  Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":65373,"source":{"system":"sec-edgar","filing":"0001415889-25-005315","document":"form4-02242025_100249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925005315/form4-02242025_100249.xml","form_type":"4"}},{"id":1250302,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-02-24T22:17:53.000Z","date":"2025-02-20","kind":"sale","planned":true,"acquired":false,"shares":62,"price":140.789,"value":8728.918,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The sale price represents the weighted average price of the shares sold ranging from $140.44 to $141.33 per share.  Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":65445,"source":{"system":"sec-edgar","filing":"0001415889-25-005315","document":"form4-02242025_100249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925005315/form4-02242025_100249.xml","form_type":"4"}},{"id":1250301,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-02-24T22:17:53.000Z","date":"2025-02-20","kind":"sale","planned":true,"acquired":false,"shares":24,"price":139.5883,"value":3350.1192,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sale price represents the weighted average price of the shares sold ranging from $139.35 to $139.90 per share.  Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":65507,"source":{"system":"sec-edgar","filing":"0001415889-25-005315","document":"form4-02242025_100249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925005315/form4-02242025_100249.xml","form_type":"4"}},{"id":1250300,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-02-24T22:17:53.000Z","date":"2025-02-20","kind":"sale","planned":true,"acquired":false,"shares":367,"price":138.8035,"value":50940.8845,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sale price represents the weighted average price of the shares sold ranging from $138.34 to $139.32 per share.  Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":65531,"source":{"system":"sec-edgar","filing":"0001415889-25-005315","document":"form4-02242025_100249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925005315/form4-02242025_100249.xml","form_type":"4"}},{"id":1264613,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-02-18T23:31:31.000Z","date":"2025-02-15","kind":"grant","planned":false,"acquired":true,"shares":204,"price":103.94,"value":21203.76,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These shares were acquired on February 15, 2025 through the Issuer's Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c)."}],"balance_after":66102,"source":{"system":"sec-edgar","filing":"0001415889-25-004505","document":"form4-02182025_110228.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925004505/form4-02182025_110228.xml","form_type":"4"}},{"id":1287739,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-02-04T01:17:14.000Z","date":"2025-02-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":2277,"price":139.41,"value":317436.57,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The reported shares were withheld to cover the Reporting Person's tax liability in connection with the vesting of restricted stock units."}],"balance_after":65898,"source":{"system":"sec-edgar","filing":"0001415889-25-002812","document":"form4-02042025_010210.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925002812/form4-02042025_010210.xml","form_type":"4"}},{"id":1289870,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-01-31T23:34:34.000Z","date":"2025-01-30","kind":"tax_withholding","planned":false,"acquired":false,"shares":1108,"price":139.73,"value":154820.84,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F6","text":"The reported shares were withheld to cover the Reporting Person's tax liability in connection with the vesting of performance restricted stock units awarded to the Reporting Person on October 26, 2023."}],"balance_after":68175,"source":{"system":"sec-edgar","filing":"0001415889-25-002554","document":"form4-01312025_110119.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925002554/form4-01312025_110119.xml","form_type":"4"}},{"id":1289869,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-01-31T23:34:34.000Z","date":"2025-01-30","kind":"grant","planned":false,"acquired":true,"shares":2181,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F5","text":"Represents the acquisition of shares upon the determination of the Board of Directors of the Issuer that the performance conditions were met with respect to performance share awards granted to the Reporting Person on October 26, 2023."}],"balance_after":69283,"source":{"system":"sec-edgar","filing":"0001415889-25-002554","document":"form4-01312025_110119.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925002554/form4-01312025_110119.xml","form_type":"4"}},{"id":1289868,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-01-31T23:34:34.000Z","date":"2025-01-30","kind":"tax_withholding","planned":false,"acquired":false,"shares":944,"price":139.73,"value":131905.12,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"The reported shares were withheld to cover the Reporting Person's tax liability in connection with the vesting of performance restricted stock units awarded to the Reporting Person on October 28, 2021."}],"balance_after":67102,"source":{"system":"sec-edgar","filing":"0001415889-25-002554","document":"form4-01312025_110119.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925002554/form4-01312025_110119.xml","form_type":"4"}},{"id":1289867,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-01-31T23:34:34.000Z","date":"2025-01-30","kind":"grant","planned":false,"acquired":true,"shares":2408,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the acquisition of shares upon the determination of the Board of Directors of the Issuer that the performance conditions were met with respect to performance share awards granted to the Reporting Person on October 28, 2021."}],"balance_after":68046,"source":{"system":"sec-edgar","filing":"0001415889-25-002554","document":"form4-01312025_110119.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925002554/form4-01312025_110119.xml","form_type":"4"}},{"id":1289866,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-01-31T23:34:34.000Z","date":"2025-01-30","kind":"tax_withholding","planned":false,"acquired":false,"shares":803,"price":139.73,"value":112203.19,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"The reported shares were withheld to cover the Reporting Person's tax liability in connection with the vesting of performance restricted stock units awarded to the Reporting Person on October 27, 2022."}],"balance_after":65638,"source":{"system":"sec-edgar","filing":"0001415889-25-002554","document":"form4-01312025_110119.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925002554/form4-01312025_110119.xml","form_type":"4"}},{"id":1289865,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-01-31T23:34:34.000Z","date":"2025-01-30","kind":"grant","planned":false,"acquired":true,"shares":2242,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"Represents the acquisition of shares upon the determination of the Board of Directors of the Issuer that the performance conditions were met with respect to performance share awards granted to the Reporting Person on October 27, 2022."}],"balance_after":66441,"source":{"system":"sec-edgar","filing":"0001415889-25-002554","document":"form4-01312025_110119.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925002554/form4-01312025_110119.xml","form_type":"4"}},{"id":1289864,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-01-31T23:34:34.000Z","date":"2025-01-30","kind":"tax_withholding","planned":false,"acquired":false,"shares":1144,"price":139.73,"value":159851.12,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"The reported shares were withheld to cover the Reporting Person's tax liability in connection with the vesting of performance restricted stock units awarded to the Reporting Person on October 28, 2021."}],"balance_after":64199,"source":{"system":"sec-edgar","filing":"0001415889-25-002554","document":"form4-01312025_110119.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925002554/form4-01312025_110119.xml","form_type":"4"}},{"id":1289863,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-01-31T23:34:34.000Z","date":"2025-01-30","kind":"grant","planned":false,"acquired":true,"shares":3048,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the acquisition of shares upon the determination of the Board of Directors of the Issuer that the performance conditions were met with respect to performance share awards granted to the Reporting Person on October 28, 2021."}],"balance_after":65343,"source":{"system":"sec-edgar","filing":"0001415889-25-002554","document":"form4-01312025_110119.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925002554/form4-01312025_110119.xml","form_type":"4"}},{"id":1298107,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-01-22T22:55:15.000Z","date":"2025-01-21","kind":"sale","planned":true,"acquired":false,"shares":696,"price":140.0322,"value":97462.4112,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The sale price represents the weighted average price of the shares sold ranging from $139.59 to $140.42 per share.  Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":62295,"source":{"system":"sec-edgar","filing":"0001415889-25-001867","document":"form4-01222025_100111.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925001867/form4-01222025_100111.xml","form_type":"4"}},{"id":1298106,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-01-22T22:55:15.000Z","date":"2025-01-21","kind":"sale","planned":true,"acquired":false,"shares":50,"price":138.8616,"value":6943.08,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sale price represents the weighted average price of the shares sold ranging from $138.55 to $139.51 per share.  Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":62991,"source":{"system":"sec-edgar","filing":"0001415889-25-001867","document":"form4-01222025_100111.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925001867/form4-01222025_100111.xml","form_type":"4"}},{"id":1298105,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2025-01-22T22:55:15.000Z","date":"2025-01-21","kind":"sale","planned":true,"acquired":false,"shares":136,"price":138.0434,"value":18773.9024,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sale price represents the weighted average price of the shares sold ranging from $137.51 to $138.26 per share.  Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":63041,"source":{"system":"sec-edgar","filing":"0001415889-25-001867","document":"form4-01222025_100111.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588925001867/form4-01222025_100111.xml","form_type":"4"}},{"id":1323192,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2024-12-23T21:45:36.000Z","date":"2024-12-20","kind":"sale","planned":true,"acquired":false,"shares":361,"price":142.8748,"value":51577.8028,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The sale price represents the weighted average price of the shares sold ranging from $142.57 to $143.46 per share.  Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":63177,"source":{"system":"sec-edgar","filing":"0001415889-24-030072","document":"form4-12232024_091233.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588924030072/form4-12232024_091233.xml","form_type":"4"}},{"id":1323191,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2024-12-23T21:45:36.000Z","date":"2024-12-20","kind":"sale","planned":true,"acquired":false,"shares":374,"price":142.0745,"value":53135.863,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sale price represents the weighted average price of the shares sold ranging from $141.56 to $142.45 per share.  Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":63538,"source":{"system":"sec-edgar","filing":"0001415889-24-030072","document":"form4-12232024_091233.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588924030072/form4-12232024_091233.xml","form_type":"4"}},{"id":1323190,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2024-12-23T21:45:36.000Z","date":"2024-12-20","kind":"sale","planned":true,"acquired":false,"shares":120,"price":140.8311,"value":16899.732,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sale price represents the weighted average price of the shares sold ranging from $140.46 to $141.39 per share.  Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":63912,"source":{"system":"sec-edgar","filing":"0001415889-24-030072","document":"form4-12232024_091233.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588924030072/form4-12232024_091233.xml","form_type":"4"}},{"id":1345677,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2024-12-03T23:28:17.000Z","date":"2024-12-02","kind":"sale","planned":true,"acquired":false,"shares":221,"price":156.4164,"value":34568.0244,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The sale price represents the weighted average price of the shares sold ranging from $156.39 to $156.45 per share.  Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":64032,"source":{"system":"sec-edgar","filing":"0001415889-24-028193","document":"form4-12032024_111213.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588924028193/form4-12032024_111213.xml","form_type":"4"}},{"id":1345676,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2024-12-03T23:28:17.000Z","date":"2024-12-02","kind":"sale","planned":true,"acquired":false,"shares":4616,"price":155.7722,"value":719044.4752,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The sale price represents the weighted average price of the shares sold ranging from $155.39 to $156.38 per share.  Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":64253,"source":{"system":"sec-edgar","filing":"0001415889-24-028193","document":"form4-12032024_111213.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588924028193/form4-12032024_111213.xml","form_type":"4"}},{"id":1345675,"issuer":{"id":1519,"kind":"organization","name":"QUALYS, INC.","symbol":"QLYS"},"owners":[{"id":20976,"kind":"person","name":"POSEY BRUCE K","position":1,"cik":"0001254781","reported_name":"POSEY BRUCE K","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF LEGAL OFFICER"}}],"security":"Common Stock","published_at":"2024-12-03T23:28:17.000Z","date":"2024-12-02","kind":"sale","planned":true,"acquired":false,"shares":1407,"price":154.455,"value":217318.185,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 21, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The sale price represents the weighted average price of the shares sold ranging from $154.19 to $155.06 per share.  Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4."}],"balance_after":68869,"source":{"system":"sec-edgar","filing":"0001415889-24-028193","document":"form4-12032024_111213.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1107843/000141588924028193/form4-12032024_111213.xml","form_type":"4"}}],"next_cursor":"2024-12-03T23:28:17.000000Z,1345675"}