{"transactions":[{"id":829957,"issuer":{"id":7298,"kind":"organization","name":"QT IMAGING HOLDINGS, INC."},"owners":[{"id":56377,"kind":"person","name":"KLOCK JOHN C JR","position":1,"cik":"0000939568","reported_name":"KLOCK JOHN C JR","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2026-03-24T21:32:43.000Z","date":"2026-03-20","kind":"grant","planned":false,"acquired":true,"shares":3500,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Subject to the Reporting Person's continued service to QT Imaging Holdings, Inc. (the \"Company\"), twenty-five percent of the Restricted Stock Unit (\"RSU\") will vest on each of May 15, 2026, August 15, 2026, November 15, 2026, and February 15, 2027; all RSUs shall immediately vest in the event of a Change of Control (as defined in the QT Imaging Holdings, Inc. 2024 Equity Incentive Plan) of the Company."}],"balance_after":3500,"source":{"system":"sec-edgar","filing":"0000939568-26-000002","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/939568/000093956826000002/form4.xml","form_type":"4"}},{"id":1068217,"issuer":{"id":7298,"kind":"organization","name":"QT IMAGING HOLDINGS, INC."},"owners":[{"id":56377,"kind":"person","name":"KLOCK JOHN C JR","position":1,"cik":"0000939568","reported_name":"KLOCK JOHN C JR","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Stock Option (right to buy)","published_at":"2025-08-13T21:12:17.000Z","date":"2025-08-11","kind":"grant","planned":false,"acquired":true,"shares":25000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"One-third of the grant will vest on August 15, 2026, and the remaining two-thirds will vest in eight equal quarterly installments on each subsequent November 15, February 15, May 15, and August 15, such that the grant will be fully vested on August 15, 2028, subject to continued service with the Issuer through each vesting date."}],"balance_after":25000,"derivative":{"exercise_price":1.9,"expiration_date":"2035-08-11","underlying":"Common Stock","underlying_shares":25000},"source":{"system":"sec-edgar","filing":"0001062993-25-014344","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/939568/000106299325014344/form4.xml","form_type":"4"}},{"id":1457108,"issuer":{"id":7298,"kind":"organization","name":"QT IMAGING HOLDINGS, INC."},"owners":[{"id":56377,"kind":"person","name":"KLOCK JOHN C JR","position":1,"cik":"0000939568","reported_name":"KLOCK JOHN C JR","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Stock Option (right to buy)","published_at":"2024-07-10T12:29:41.000Z","date":"2024-07-03","kind":"grant","planned":false,"acquired":true,"shares":40000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"One-third of the option will vest on February 15, 2025, and the remaining two thirds will vest in eight equal quarterly installments on each subsequent May 15, August 15, November 15 and February 15, such that the option will be fully vested on February 15, 2027, subject to the Reporting Person's continued service to the Issuer, through each vesting date."}],"balance_after":40000,"derivative":{"exercise_price":0.748,"expiration_date":"2034-07-03","underlying":"Common Stock","underlying_shares":40000},"source":{"system":"sec-edgar","filing":"0001062993-24-013628","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/939568/000106299324013628/form4.xml","form_type":"4"}},{"id":1592681,"issuer":{"id":7298,"kind":"organization","name":"QT IMAGING HOLDINGS, INC."},"owners":[{"id":56377,"kind":"person","name":"KLOCK JOHN C JR","position":1,"cik":"0000939568","reported_name":"KLOCK JOHN C JR","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Common Stock","published_at":"2024-03-06T20:54:59.000Z","date":"2024-03-04","kind":"grant","planned":false,"acquired":true,"shares":2881140,"ownership":{"direct":false,"nature":"By John C. Klock, Jr. and Cynthia L. Klock Trust Dated 7/27/07"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Received in exchange for  8,407,114 shares of QT Imaging, Inc. (\"QT Imaging\") in connection with the merger of QT Imaging into a subsidiary of QT Imaging Holdings, Inc. (the \"Company\") pursuant to the exchange ratio set forth in the business combination agreement between QT Imaging and the Company. The closing price of the Company's Common Stock on the effective date of the merger was $3.53."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"The Common Stock are held directly by John C. Klock, Jr. and Cynthia L. Klock Trust Dated 7/27/07 (the \"Trust\").  The Common Stock held by the Trust are beneficially owned jointly by Dr. John C. Klock, Jr., the Company's Chief Executive Officer and Director and Cynthia L. Klock, wife of Dr. John C. Klock, Jr., who jointly have sole voting and dispositive power over the shares held by the Trust."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Common Stock are held directly by John C. Klock, Jr. and Cynthia L. Klock Trust Dated 7/27/07 (the \"Trust\").  The Common Stock held by the Trust are beneficially owned jointly by Dr. John C. Klock, Jr., the Company's Chief Executive Officer and Director and Cynthia L. Klock, wife of Dr. John C. Klock, Jr., who jointly have sole voting and dispositive power over the shares held by the Trust."}],"balance_after":2881140,"source":{"system":"sec-edgar","filing":"0001062993-24-005806","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/939568/000106299324005806/form4.xml","form_type":"4"}}]}