🕵️ Acrivon Therapeutics, Inc. ($ACRV)

SEC insider & ownership activity, last 12 months · CIK 1781174 · every row links its SEC filing

Over the last 12 months insiders sold $1K against $114K of open-market buying. Blume-Jensen Peter bought $82K in discretionary trades (Jan). RA Capital Management, L.P. added 21.6% → 28.8%; Peter Kolchinsky added 21.6% → 28.8%. No red-flag 8-Ks in the window.

Aug 2025: net +$0 Sep 2025: net +$0 Oct 2025: net +$0 Nov 2025: net +$0 Dec 2025: net +$0 Jan 2026: net +$114K Mar 2026: net +$0 Mar 2026: net +$0 Apr 2026: net +$0 May 2026: net +$0 Jun 2026: net +$0 Jul 2026: net -$1K
Monthly net open-market insider flow, last 12 months (up = net buying)

Insider flow

3 buyers, $114K (3 lots) · 1 seller, $1K (1 lots)

InsiderBuysBoughtSellsSoldLast
Blume-Jensen Peter1$82K 0Jan 14, 2026
Devroe Eric1$17K 0Jan 13, 2026
Adam D. Levy1$15K 0Jan 14, 2026
Miller Mary0 1$1KJul 21, 2026

5%+ holders

HolderStakeClassScheduleEvent
RA Capital Management, L.P. 28.8% 13DApr 22, 2026 filing ↗
Peter Kolchinsky 28.8% 13DApr 22, 2026 filing ↗
Rajeev Shah 28.8% 13DApr 22, 2026 filing ↗
RA Capital Healthcare Fund, L.P. 27.7% 13DApr 22, 2026 filing ↗
Sands Capital Life Sciences Pulse Fund II, L.P. 6.8% 13GAug 13, 2025 filing ↗
Sands Capital Alternatives, LLC 6.8% 13GAug 13, 2025 filing ↗
Frank M. Sands 6.8% 13GAug 13, 2025 filing ↗

Planned insider sales (Form 144)

No sale notices filed in the last 12 months.

Material events (8-K)

ItemEvent date
Officer/director changes (5.02)Jun 17, 2026 filing ↗
Shareholder vote (5.07)Jun 17, 2026 filing ↗
Financial Statements and Exhibits (9.01)Jun 17, 2026 filing ↗
Earnings (2.02)May 13, 2026 filing ↗
Financial Statements and Exhibits (9.01)May 13, 2026 filing ↗
Earnings (2.02)Mar 19, 2026 filing ↗
Reg FD disclosure (7.01)Mar 19, 2026 filing ↗
Financial Statements and Exhibits (9.01)Mar 19, 2026 filing ↗
Reg FD disclosure (7.01)Feb 27, 2026 filing ↗
Financial Statements and Exhibits (9.01)Feb 27, 2026 filing ↗
Agreement terminated (1.02)Feb 25, 2026 filing ↗
Reg FD disclosure (7.01)Jan 8, 2026 filing ↗
Financial Statements and Exhibits (9.01)Jan 8, 2026 filing ↗
Earnings (2.02)Jan 8, 2026 filing ↗
Reg FD disclosure (7.01)Jan 8, 2026 filing ↗
Other events (8.01)Jan 8, 2026 filing ↗
Financial Statements and Exhibits (9.01)Jan 8, 2026 filing ↗
Earnings (2.02)Nov 13, 2025 filing ↗
Financial Statements and Exhibits (9.01)Nov 13, 2025 filing ↗
Reg FD disclosure (7.01)Sep 5, 2025 filing ↗
Financial Statements and Exhibits (9.01)Sep 5, 2025 filing ↗
Earnings (2.02)Aug 13, 2025 filing ↗
Financial Statements and Exhibits (9.01)Aug 13, 2025 filing ↗