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CIK 0001894562 · <br>Emerging growth company

Prime Medicine, Inc.

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Ticker
PRME
Exchange
Nasdaq
Industry
Biological Products, (No Diagnostic Substances)
FY end
Dec 31
Incorporated
DE
Entity type
operating
Phone
617-465-0013
Business address
60 FIRST ST., CAMBRIDGE, MA, 02141
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$0
in 0 filings

Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Date Insider Transaction Shares Price Value Owned after
2025-08-01 NELSEN ROBERT Director Grant or award · Stock Option (right to buy) +39,062 39,062
2025-08-01 NELSEN ROBERT Director Returned to the company · Stock Option (right to buy) −45,000 0
2025-08-01 NELSEN ROBERT Director Grant or award · Stock Option (right to buy) +45,000 45,000
2025-08-01 Marrazzo Jeffrey D Director Returned to the company · Stock Option (right to buy) −92,000 0
2025-08-01 Marrazzo Jeffrey D Director Grant or award · Stock Option (right to buy) +92,000 92,000
2025-08-01 Marrazzo Jeffrey D Director Returned to the company · Stock Option (right to buy) −250,000 0
2025-08-01 Marrazzo Jeffrey D Director Grant or award · Stock Option (right to buy) +250,000 250,000
2025-08-01 Marrazzo Jeffrey D Director Returned to the company · Stock Option (right to buy) −45,000 0
2025-08-01 Marrazzo Jeffrey D Director Grant or award · Stock Option (right to buy) +45,000 45,000
2025-08-01 Kelly Michael Aaron Director Returned to the company · Stock Option (right to buy) −13,510 0
2025-08-01 Kelly Michael Aaron Director Grant or award · Stock Option (right to buy) +13,510 13,510
2025-08-01 Kelly Michael Aaron Director Returned to the company · Stock Option (right to buy) −9,006 0
2025-08-01 Kelly Michael Aaron Director Grant or award · Stock Option (right to buy) +9,006 9,006
2025-08-01 Kelly Michael Aaron Director Returned to the company · Stock Option (right to buy) −39,062 0
2025-08-01 Kelly Michael Aaron Director Grant or award · Stock Option (right to buy) +39,062 39,062
2025-08-01 Kelly Michael Aaron Director Returned to the company · Stock Option (right to buy) −45,000 0
2025-08-01 Kelly Michael Aaron Director Grant or award · Stock Option (right to buy) +45,000 45,000
2025-08-01 Foster-Cheek Kaye I Director Returned to the company · Stock Option (right to buy) −13,510 0
2025-08-01 Foster-Cheek Kaye I Director Grant or award · Stock Option (right to buy) +13,510 13,510
2025-08-01 Foster-Cheek Kaye I Director Returned to the company · Stock Option (right to buy) −9,006 0

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