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reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on February 28, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price.  These shares were sold in multiple transactions at prices ranging from  $27.235 to $27.790, inclusive.  The reporting person undertakes to provide MGIC Investment Corporation, any security holder of MGIC Investment Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote."}],"balance_after":114688.68,"source":{"system":"sec-edgar","filing":"0001293826-26-000003","document":"wk-form4_1770671981.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/876437/000129382626000003/wk-form4_1770671981.xml","form_type":"4"}},{"id":916728,"issuer":{"id":791,"kind":"organization","name":"MGIC INVESTMENT CORP","symbol":"MTG"},"owners":[{"id":21030,"kind":"person","name":"Hartzell Jay C.","position":1,"cik":"0001792128","reported_name":"Hartzell Jay C.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-02-06T23:12:00.000Z","date":"2026-02-04","kind":"grant","planned":false,"acquired":true,"shares":5075.188,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These Restricted Stock Units (RSUs) will be settled in stock ten business days after February 1, 2027, unless a qualified election for a later distribution was made by the reporting person."},{"field":"shares","element":"transactionShares","label":"F2","text":"Due to administrative error, the number of share units reported as acquired on February 4, 2026 was overstated by 1.909 shares.  This amended Form 4 is being filed to correct the previously reported number."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"These RSUs were awarded to the reporting person pursuant to the Issuer's Omnibus Incentive Plan and no price was paid by the reporting person for them."}],"balance_after":35030.0511,"source":{"system":"sec-edgar","filing":"0001792128-26-000002","document":"wk-form4a_1770419517.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/876437/000179212826000002/wk-form4a_1770419517.xml","form_type":"4/A","original_submission_date":"2026-02-05"}},{"id":916726,"issuer":{"id":791,"kind":"organization","name":"MGIC INVESTMENT CORP","symbol":"MTG"},"owners":[{"id":25991,"kind":"person","name":"Mattke Timothy J.","position":1,"cik":"0001465105","reported_name":"Mattke Timothy J.","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Common Stock","published_at":"2026-02-06T23:11:55.000Z","date":"2026-02-04","kind":"grant","planned":false,"acquired":true,"shares":90226,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These Restricted Stock Units will vest in equal installments on each of February 28, 2027, 2028, and 2029, subject to the reporting person's continued employment with the issuer."},{"field":"shares","element":"transactionShares","label":"F2","text":"Due to administrative error, the number of share units reported as acquired on February 4, 2026 was overstated by 34 shares.  This amended Form 4 is being filed to correct the previously reported number."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"These RSUs were awarded to the reporting person pursuant to the Issuer's Omnibus Incentive Plan and no price was paid by the reporting person for them."}],"balance_after":912814.401,"source":{"system":"sec-edgar","filing":"0001465105-26-000004","document":"wk-form4a_1770419512.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/876437/000146510526000004/wk-form4a_1770419512.xml","form_type":"4/A","original_submission_date":"2026-02-05"}},{"id":916727,"issuer":{"id":791,"kind":"organization","name":"MGIC INVESTMENT CORP","symbol":"MTG"},"owners":[{"id":21031,"kind":"person","name":"Sculley Sheryl L.","position":1,"cik":"0001792125","reported_name":"Sculley Sheryl L.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-02-06T23:11:49.000Z","date":"2026-02-04","kind":"grant","planned":false,"acquired":true,"shares":5075.188,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These Restricted Stock Units (RSUs) will be settled in stock ten business days after February 1, 2027, unless a qualified election for a later distribution was made by the reporting person."},{"field":"shares","element":"transactionShares","label":"F2","text":"Due to administrative error, the number of share units reported as acquired on February 4, 2026 was overstated by 1.909 shares.  This amended Form 4 is being filed to correct the previously reported number."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"These RSUs were awarded to the reporting person pursuant to the Issuer's Omnibus Incentive Plan and no price was paid by the reporting person for them."}],"balance_after":34891.9951,"source":{"system":"sec-edgar","filing":"0001792125-26-000002","document":"wk-form4a_1770419506.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/876437/000179212526000002/wk-form4a_1770419506.xml","form_type":"4/A","original_submission_date":"2026-02-05"}},{"id":916725,"issuer":{"id":791,"kind":"organization","name":"MGIC INVESTMENT CORP","symbol":"MTG"},"owners":[{"id":25203,"kind":"person","name":"Maggio Paula C","position":1,"cik":"0001293826","reported_name":"Maggio Paula C","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP and General Counsel"}}],"security":"Common Stock","published_at":"2026-02-06T23:11:43.000Z","date":"2026-02-04","kind":"grant","planned":false,"acquired":true,"shares":17294,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These Restricted Stock Units will vest in equal installments on each of February 28, 2027, 2028, and 2029, subject to the reporting person's continued employment with the issuer."},{"field":"shares","element":"transactionShares","label":"F2","text":"Due to administrative error, the number of share units reported as acquired on February 4, 2026 was overstated by 6 shares.  This amended Form 4 is being filed to correct the previously reported number."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"These RSUs were awarded to the reporting person pursuant to the Issuer's Omnibus Incentive Plan and no price was paid by the reporting person for them."}],"balance_after":134688.68,"source":{"system":"sec-edgar","filing":"0001293826-26-000002","document":"wk-form4a_1770419501.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/876437/000129382626000002/wk-form4a_1770419501.xml","form_type":"4/A","original_submission_date":"2026-02-05"}},{"id":916724,"issuer":{"id":791,"kind":"organization","name":"MGIC INVESTMENT CORP","symbol":"MTG"},"owners":[{"id":35280,"kind":"person","name":"Colson Nathaniel H","position":1,"cik":"0001783337","reported_name":"Colson Nathaniel H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Officer EVP, CFO & CRO"}}],"security":"Common Stock","published_at":"2026-02-06T23:10:42.000Z","date":"2026-02-04","kind":"grant","planned":false,"acquired":true,"shares":24061,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These Restricted Stock Units will vest in equal installments on each of February 28, 2027, 2028, and 2029, subject to the reporting person's continued employment with the issuer."},{"field":"shares","element":"transactionShares","label":"F2","text":"Due to administrative error, the number of share units reported as acquired on February 4, 2026 was overstated by 9 shares.  This amended Form 4 is being filed to correct the previously reported number."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"These RSUs were awarded to the reporting person pursuant to the Issuer's Omnibus Incentive Plan and no price was paid by the reporting person for them."}],"balance_after":264990.972,"source":{"system":"sec-edgar","filing":"0001783337-26-000002","document":"wk-form4a_1770419439.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/876437/000178333726000002/wk-form4a_1770419439.xml","form_type":"4/A","original_submission_date":"2026-02-05"}},{"id":916723,"issuer":{"id":791,"kind":"organization","name":"MGIC INVESTMENT CORP","symbol":"MTG"},"owners":[{"id":21034,"kind":"person","name":"Zandi Mark","position":1,"cik":"0001496995","reported_name":"Zandi Mark","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-02-06T23:10:36.000Z","date":"2026-02-04","kind":"grant","planned":false,"acquired":true,"shares":5075.188,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These Restricted Stock Units (RSUs) will be settled in stock ten business days after February 1, 2027, unless a qualified election for a later distribution was made by the reporting person."},{"field":"shares","element":"transactionShares","label":"F2","text":"Due to administrative error, the number of share units reported as acquired on February 4, 2026 was overstated by 1.909 shares.  This amended Form 4 is being filed to correct the previously reported number."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"These RSUs were awarded to the reporting person pursuant to the Issuer's Omnibus Incentive Plan and no price was paid by the reporting person for them."}],"balance_after":33889.1514,"source":{"system":"sec-edgar","filing":"0001496995-26-000002","document":"wk-form4a_1770419433.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/876437/000149699526000002/wk-form4a_1770419433.xml","form_type":"4/A","original_submission_date":"2026-02-05"}},{"id":916722,"issuer":{"id":791,"kind":"organization","name":"MGIC INVESTMENT CORP","symbol":"MTG"},"owners":[{"id":21026,"kind":"person","name":"Thompson Michael Leal","position":1,"cik":"0001296630","reported_name":"Thompson Michael Leal","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-02-06T23:10:30.000Z","date":"2026-02-04","kind":"grant","planned":false,"acquired":true,"shares":5075.188,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These Restricted Stock Units (RSUs) will be settled in stock ten business days after February 1, 2027, unless a qualified election for a later distribution was made by the reporting person."},{"field":"shares","element":"transactionShares","label":"F2","text":"Due to administrative error, the number of share units reported as acquired on February 4, 2026 was overstated by 1.909 shares.  This amended Form 4 is being filed to correct the previously reported number."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"These RSUs were awarded to the reporting person pursuant to the Issuer's Omnibus Incentive Plan and no price was paid by the reporting person for them."}],"balance_after":18501.152,"source":{"system":"sec-edgar","filing":"0001296630-26-000002","document":"wk-form4a_1770419427.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/876437/000129663026000002/wk-form4a_1770419427.xml","form_type":"4/A","original_submission_date":"2026-02-05"}},{"id":916721,"issuer":{"id":791,"kind":"organization","name":"MGIC INVESTMENT CORP","symbol":"MTG"},"owners":[{"id":21028,"kind":"person","name":"Lowman Teresita M.","position":1,"cik":"0001814953","reported_name":"Lowman Teresita M.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-02-06T23:10:23.000Z","date":"2026-02-04","kind":"grant","planned":false,"acquired":true,"shares":5075.188,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These Restricted Stock Units (RSUs) will be settled in stock ten business days after February 1, 2027, unless a qualified election for a later distribution was made by the reporting person."},{"field":"shares","element":"transactionShares","label":"F2","text":"Due to administrative error, the number of share units reported as acquired on February 4, 2026 was overstated by 1.909 shares.  This amended Form 4 is being filed to correct the previously reported number."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"These RSUs were awarded to the reporting person pursuant to the Issuer's Omnibus Incentive Plan and no price was paid by the reporting person for them."}],"balance_after":33959.6099,"source":{"system":"sec-edgar","filing":"0001814953-26-000002","document":"wk-form4a_1770419419.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/876437/000181495326000002/wk-form4a_1770419419.xml","form_type":"4/A","original_submission_date":"2026-02-05"}},{"id":916720,"issuer":{"id":791,"kind":"organization","name":"MGIC INVESTMENT CORP","symbol":"MTG"},"owners":[{"id":21027,"kind":"person","name":"O'Leary-Gill Daniela","position":1,"cik":"0001979293","reported_name":"O'Leary-Gill Daniela","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-02-06T23:10:17.000Z","date":"2026-02-04","kind":"grant","planned":false,"acquired":true,"shares":5075.188,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These Restricted Stock Units (RSUs) will be settled in stock ten business days after February 1, 2027, unless a qualified election for a later distribution was made by the reporting person."},{"field":"shares","element":"transactionShares","label":"F2","text":"Due to administrative error, the number of share units reported as acquired on February 4, 2026 was overstated by 1.909 shares.  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