{"transactions":[{"id":1195938,"issuer":{"id":6608,"kind":"organization","name":"MAXCYTE, INC."},"owners":[{"id":81711,"kind":"person","name":"Soleymannezhad Ali","position":1,"cik":"0002037336","reported_name":"Soleymannezhad Ali","relationship":{"officer":true,"officer_title":"Chief Commercial Officer"}}],"security":"Common Stock","published_at":"2025-03-20T18:49:14.000Z","date":"2025-03-18","kind":"sale","planned":false,"acquired":false,"shares":1211,"price":3.1793,"value":3850.1323,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"These shares were sold to cover tax withholding due upon vesting of previously granted restricted stock units (\"RSUs\"). Such \"sale to cover\" was automatically effected to satisfy tax withholding obligations and does not represent a discretionary trade by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price of all shares sold on the transaction date by the Issuer's broker to cover taxes upon the vesting of RSUs for certain employees of the Issuer, including the Reporting Person. These shares were sold in multiple transactions at prices ranging from $3.14 to $3.215, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, 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":59439,"source":{"system":"sec-edgar","filing":"0000905148-25-000986","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2037336/000090514825000986/form4.xml","form_type":"4"}},{"id":1200738,"issuer":{"id":6608,"kind":"organization","name":"MAXCYTE, INC."},"owners":[{"id":81711,"kind":"person","name":"Soleymannezhad Ali","position":1,"cik":"0002037336","reported_name":"Soleymannezhad Ali","relationship":{"officer":true,"officer_title":"Chief Commercial Officer"}}],"security":"Employee Stock Option (right to buy)","published_at":"2025-03-18T20:51:28.000Z","date":"2025-03-14","kind":"grant","planned":false,"acquired":true,"shares":138500,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Twenty-five percent (25%) of the shares underlying this option shall vest on March 14, 2026, and the remainder shall vest in thirty-six (36) equal monthly installments thereafter, subject to the Reporting Person's continued service to the Issuer through each vesting date."}],"balance_after":138500,"derivative":{"exercise_price":3.29,"expiration_date":"2035-03-13","underlying":"Common Stock","underlying_shares":138500},"source":{"system":"sec-edgar","filing":"0000905148-25-000964","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2037336/000090514825000964/form4.xml","form_type":"4"}},{"id":1200737,"issuer":{"id":6608,"kind":"organization","name":"MAXCYTE, INC."},"owners":[{"id":81711,"kind":"person","name":"Soleymannezhad Ali","position":1,"cik":"0002037336","reported_name":"Soleymannezhad Ali","relationship":{"officer":true,"officer_title":"Chief Commercial Officer"}}],"security":"Common Stock","published_at":"2025-03-18T20:51:28.000Z","date":"2025-03-14","kind":"grant","planned":false,"acquired":true,"shares":34625,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These shares represent restricted stock units (\"RSUs\"). Each RSU represents a contingent right to receive one share of the Issuer's Common Stock. Twenty-five percent (25%) of the RSUs shall vest on March 14, 2026, and the remainder shall vest in three (3) equal annual installments thereafter, subject to the Reporting Person's continued service to the Issuer through each vesting date."}],"balance_after":60650,"source":{"system":"sec-edgar","filing":"0000905148-25-000964","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2037336/000090514825000964/form4.xml","form_type":"4"}},{"id":1403913,"issuer":{"id":6608,"kind":"organization","name":"MAXCYTE, INC."},"owners":[{"id":81711,"kind":"person","name":"Soleymannezhad Ali","position":1,"cik":"0002037336","reported_name":"Soleymannezhad Ali","relationship":{"officer":true,"officer_title":"Chief Commercial Officer"}}],"security":"Employee Stock Option (right to buy)","published_at":"2024-09-18T16:34:33.000Z","date":"2024-09-16","kind":"grant","planned":false,"acquired":true,"shares":20800,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Twenty-five percent (25%) of the shares underlying this option shall vest on September 16, 2025, and the remainder shall vest in thirty-six (36) substantially equal monthly installments thereafter, subject to the Reporting Person's continued service to the Issuer through each vesting date."}],"balance_after":20800,"derivative":{"exercise_price":4.12,"expiration_date":"2034-09-15","underlying":"Common Stock","underlying_shares":20800},"source":{"system":"sec-edgar","filing":"0000905148-24-002566","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2037336/000090514824002566/form4.xml","form_type":"4"}},{"id":1403912,"issuer":{"id":6608,"kind":"organization","name":"MAXCYTE, INC."},"owners":[{"id":81711,"kind":"person","name":"Soleymannezhad Ali","position":1,"cik":"0002037336","reported_name":"Soleymannezhad Ali","relationship":{"officer":true,"officer_title":"Chief Commercial Officer"}}],"security":"Common Stock","published_at":"2024-09-18T16:34:33.000Z","date":"2024-09-16","kind":"grant","planned":false,"acquired":true,"shares":10400,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These shares represent restricted stock units (\"RSUs\"). Each RSU represents a contingent right to receive one share of the Issuer's Common Stock. Twenty-five percent (25%) of the RSUs shall vest on September 16, 2025, and the remainder shall vest in three (3) equal annual installments thereafter, subject to the Reporting Person's continued service to the Issuer through each vesting date."}],"balance_after":26025,"source":{"system":"sec-edgar","filing":"0000905148-24-002566","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2037336/000090514824002566/form4.xml","form_type":"4"}}]}