Prime Medicine, Inc.PRME

1 13D/G filings 1 distinct filers 4 insider transactions (365d)

Post-Filing Returns · across 1 activist filings on this issuer

Median 30d

0.0%

avg 0.0%

Median 60d

0.0%

avg 0.0%

Median 90d

0.0%

avg 0.0%

Median 180d

0.0%

avg 0.0%

Returns measured from each activist filing's date_of_event, split + dividend adjusted via Yahoo Finance.

Activist filings

1 SCHEDULE

Distinct filers

single filer

Insiders (365d)

4 buys · 0 sales

Latest short DTC

13.13

as of 2026-08-31

Held by elite portfolio managers

1 holder · $1.91M

Point72 Asset Mgmt

Filed	Form	Filer	Stake	Shares	Intent
2025-08-11	SCHEDULE	ARCH Venture Fund XII, L.P.	10.40%	18,587,036		view →

Date	Insider	Role	Type	Shares	Price	Value
2026-04-16	Makhni Svetlana Ni	officer	Award	800,000	$3.67	$2.94M
2026-02-26	Reine Allan	director, officer	Award	1,300,000	$4.38	$5.69M
2026-02-23	LEE ANN L.	officer	Award	375,000	$3.34	$1.25M
2026-02-23	Alenson Carman	officer	Award	140,000	$3.34	$468K

Settlement	Short Interest	Days to Cover	% Δ vs prior
2026-08-31	36,761,940	13.13	+5.0%
2026-08-14	35,022,290	13.82	+0.1%
2026-07-31	35,003,578	12.90	+4.4%
2026-07-15	33,536,516	6.74	-3.4%
2026-06-30	34,729,797	9.11	+6.8%
2026-06-15	32,533,956	11.28	+5.6%
2026-05-29	30,820,036	11.21	+1.0%
2026-05-15	30,528,072	11.73	+0.6%
2026-04-30	30,352,640	18.65	+0.4%
2026-04-15	30,235,597	16.27	+0.9%
2026-03-31	29,959,086	11.27	+11.8%
2026-03-13	26,809,634	9.84	-1.6%

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