ROBERT NELSEN - Director, 10%+ Owner at Prime Medicine, Inc.

Insider Transactions and Holdings

Entity Type: Individual
Role: Director, 10%+ Owner
Issuer Symbol: PRME on Nasdaq
All Insider Reports: All Insider Reports

ROBERT NELSEN - trading volume in the past year for Prime Medicine, Inc.

	Shares	%	Avg Price	Total $
Buys	+3,030,300	100%	$3.30	+$9,999,990
Sells
Net	+3,030,300	100%		+$9,999,990

Holdings reported by ROBERT NELSEN for Prime Medicine, Inc.

Security	Num Shares	Value	Price $	Transaction Date	Ownership	Underlying Class	Underlying Amount
Common Stock	6,128,297	$26,658,091	$4.35	01 Aug 2025	By ARCH Venture Fund X, L.P.
Common Stock	6,128,297	$26,658,091	$4.35	01 Aug 2025	By ARCH Venture Fund X Overage, L.P.
Common Stock	6,230,300	$20,559,990	$3.30	01 Aug 2025	By ARCH Venture Fund XII, L.P.
Common Stock	16,080	$69,948	$4.35	01 Aug 2025	Indirect
Stock Option (right to buy)	45,000			01 Aug 2025	Direct	Common Stock

Transactions reported by ROBERT NELSEN for Prime Medicine, Inc.

Sym	Class	Transaction	%	Value $	* Price $	Shares	Shares After	Date	Ownership

* An asterisk sign (*) next to the price indicates that the price is likely invalid.