Acrivon Therapeutics

ACRV · NASDAQ

$1.80+$0.0963 (+5.67%)TodayMarket closed · Oct 21, 4:30 AM ET

Prev close $1.70

Who owns ACRV

Largest institutional holders, from their latest 13F filings

The 10 largest institutions hold 59.2% of ACRV’s shares.

RA Capital Management, LP28.6%
Chione, Ltd.9.0%
Sands Capital Ventures LLC5.3%
Blume-Jensen (Peter)4.8%
Next 6 largest institutions11.5%
All other shareholders40.8%

Top institutional holders of ACRV
Holder	Shares	% of shares	Change, last filing	Filed
RA Capital Management, LP	12.23M	28.57%	−9.37K	Jun 30, 2026
Chione, Ltd.	3.85M	8.99%	+3.85M	Apr 23, 2026
Sands Capital Ventures LLC	2.29M	5.35%	+166.67K	Jun 30, 2026
Blume-Jensen (Peter)	2.05M	4.79%	−15.75K	Aug 25, 2026
Acadian Asset Management LLC	1.17M	2.72%	+319.15K	Jun 30, 2026
Vanguard Capital Management, LLC	952.01K	2.22%	+229.97K	Jun 30, 2026
Wellington Management Company, LLP	888.13K	2.08%	+0	Jun 30, 2026
Renaissance Technologies LLC	758.86K	1.77%	+423	Jun 30, 2026
Two Sigma Investments, LP	641.50K	1.50%	+240.42K	Jun 30, 2026
Marshall Wace LLP	531.86K	1.24%	−28.58K	Jun 30, 2026

Largest mutual fund holders

Top mutual fund holders of ACRV
Holder	Shares	% of shares	Change, last filing	Filed
Vanguard Total Stock Market Index Fund	545.54K	1.27%	+0	Jul 31, 2026
Vanguard Extended Market Index Fund	389.57K	0.91%	+0	Jul 31, 2026
Bridgeway Ultra-Small Company Fund	316.00K	0.74%	+200.00K	Jun 30, 2026
Fidelity Extended Market Index Fund	156.59K	0.37%	−293	Jul 31, 2026
A4Investments SICAV-SIF Acci Ilana	150.00K	0.35%	+0	Jun 30, 2026

Insider trades

Form 4 filings by officers, directors and large holders

Over the last 6 months, insiders sold $40.39K (10 trades) of ACRV on the open market, with no buys.

Latest ACRV insider transactions
Insider	Date	Type	Shares	Price	Value
Miller Mary	Oct 5, 2026	Sale	294	$1.99	$585
Levin Michaela	Aug 31, 2026	Award	130.00K	—	—
Levin Michaela	Aug 31, 2026	Award	30.00K	—	—
Blume-Jensen Peter	Aug 25, 2026	Sale	14.04K	$2.21	$30.97K
Peterson Katharine	Aug 18, 2026	Sale	101	$2.01	$203
Miller Mary	Aug 18, 2026	Sale	185	$2.01	$372
Gamelin Erick	Aug 18, 2026	Sale	400	$2.01	$804
Devroe Eric	Aug 18, 2026	Sale	604	$2.01	$1.21K
Blume-Jensen Peter	Aug 18, 2026	Sale	484	$2.01	$973
Blume-Jensen Peter	Aug 18, 2026	Sale	1.23K	$2.01	$2.47K

Short interest

Settled Sep 30, 2026

Shares short: 1.62M
Days to cover: 4.40
% of shares outstanding: 3.78%
Average daily volume: 367.47K
Change since last report: +34.4%

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