Acrivon Therapeutics, Inc.
Ownership
Ownership Structure
Who owns Acrivon Therapeutics, Inc. (ACRV)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 60.3% of the shares are freely tradable; institutional investors hold 47.4%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| RA Capital Management, LLC | 28.54 | 12,229,396 | +46.6 | 06/30/2026 |
| Sands Capital Ventures, LLC | 5.34 | 2,289,271 | +7.9 | 06/30/2026 |
| Acadian Asset Management LLC | 2.72 | 1,165,119 | +37.7 | 06/30/2026 |
| Vanguard Capital Management, LLC | 2.22 | 952,008 | +31.9 | 06/30/2026 |
| Wellington Management Company LLP | 2.07 | 888,130 | +0.0 | 06/30/2026 |
| Renaissance Technologies Corp | 1.77 | 758,863 | +0.1 | 06/30/2026 |
| Two Sigma Investments LLC | 1.50 | 641,498 | +64.7 | 06/30/2026 |
| Marshall Wace Asset Management Ltd | 1.24 | 531,856 | -5.1 | 06/30/2026 |
| Bridgeway Capital Management, LLC | 0.88 | 378,900 | +138.5 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard MStar Total Stk Mkt Idx Invest | 1.65 | 706,541 | +29.5 | 09/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Blume-Jensen Peter | President and CEO | 2,615,911 | 4,185,458 $ | Aug 18, 2026 | both |
| Devroe Eric | Chief Operating Officer | 146,349 | 234,158 $ | Aug 18, 2026 | direct |
| Miller Mary | Chief Legal Officer | 81,202 | 129,923 $ | Oct 22, 2026 | direct |
| Levy Adam D. | Chief Financial Officer | 66,008 | 105,613 $ | Aug 4, 2026 | direct |
| Gamelin Erick | Chief Development Officer | 52,592 | 84,147 $ | Aug 18, 2026 | direct |
| Levin Michaela | Chief Business Officer | 30,000 | 48,000 $ | Aug 31, 2026 | direct |
| Peterson Katharine | Chief Accounting Officer | 18,033 | 28,853 $ | Aug 18, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Oct 22, 2026 | Miller Mary | Chief Legal Officer | Sell | 513 | 1.84 | 944 |
| Oct 5, 2026 | Miller Mary | Chief Legal Officer | Sell | 294 | 1.99 | 585 |
| Aug 31, 2026 | Levin Michaela | Chief Business Officer | Other | 30,000 | 0.00 | – |
| Aug 25, 2026 | Blume-Jensen Peter | President and CEO | Sell | 14,036 | 2.21 | 30,969 |
| Aug 18, 2026 | Peterson Katharine | Chief Accounting Officer | Sell | 101 | 2.01 | 203 |
| Aug 18, 2026 | Miller Mary | Chief Legal Officer | Sell | 185 | 2.01 | 372 |
| Aug 18, 2026 | Gamelin Erick | Chief Development Officer | Sell | 400 | 2.01 | 804 |
| Aug 18, 2026 | Devroe Eric | Chief Operating Officer | Sell | 604 | 2.01 | 1,214 |
| Aug 18, 2026 | Blume-Jensen Peter | President and CEO | Sell | 484 | 2.01 | 973 |
| Aug 18, 2026 | Blume-Jensen Peter | President and CEO | Sell | 1,229 | 2.01 | 2,470 |
| Aug 4, 2026 | Levy Adam D. | Chief Financial Officer | Sell | 1,142 | 1.57 | 1,793 |
| Jul 21, 2026 | Miller Mary | Chief Legal Officer | Sell | 573 | 1.76 | 1,008 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: November 5, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.