Arvinas, Inc.
Arvinas, Inc. (ARVN) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · ARVN · as of Mar 31, 2025
Ownership Breakdown
232
Institutional Holders
▲ 18 vs Q4
$458.48M
Total Inst. Value
▼ $1.01B vs Q4
64.52M
Shares Outstanding
freeFloat 86.71%
65.09M
13F Shares Held
▼ 11.48M vs Q4
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
ARVN largest shareholders · institutional ownership
Q1 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
VANGUARD GROUP INC pharmaceutical preparations | 8.36M | 11.53% | 11.53% | $58.70B | May 9, 2025 | ▲ 1.30M |
BLACKROCK, INC. pharmaceutical preparations | 6.17M | 8.51% | 8.51% | $43.31B | May 2, 2025 | ▼ 396.5K |
CITADEL ADVISORS LLC pharmaceutical preparations | 3.88M | 5.35% | 5.35% | $27.21B | May 15, 2025 | ▲ 803.2K |
PRICE T ROWE ASSOCIATES INC /MD/ pharmaceutical preparations | 3.83M | 5.28% | 5.28% | $26.85B | May 14, 2025 | ▼ 277.9K |
PFIZER INC pharmaceutical preparations | 3.46M | 4.77% | 4.77% | $24.27B | May 13, 2025 | — held |
RTW INVESTMENTS, LP pharmaceutical preparations | 3.33M | 4.60% | 4.60% | $23.41B | May 15, 2025 | — held |
OPALEYE MANAGEMENT INC. pharmaceutical preparations | 1.98M | 2.72% | 2.72% | $13.86B | May 15, 2025 | ▲ 350.0K |
STATE STREET CORP pharmaceutical preparations | 1.90M | 2.62% | 2.62% | $13.31B | May 15, 2025 | ▲ 259.1K |
ALYESKA INVESTMENT GROUP, L.P. pharmaceutical preparations | 1.80M | 2.48% | 2.48% | $12.64B | May 15, 2025 | NEW |
NEW LEAF VENTURE PARTNERS, L.L.C. pharmaceutical preparations | 1.59M | 2.19% | 2.19% | $11.13B | May 13, 2025 | — held |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q1 2025 vs prior quarter
Q1 2025
25
Increased
+10.34M shares7
New Positions
first time holders15
Decreased
−8.27M shares0
Sold Out
fully exitedNet shares change (top 50)
+2.07M
+10.34M / −8.27M
Net new holders
+17
7 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
ARVN insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
0
Buy transactions
6
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Teel Randy President and CEO | May 21, 2026 | Sale | 2,209 | $9.04 | $20.0K | 285.0K | Form 4 ↗ |
Saik Andrew Chief Financial Officer | May 11, 2026 | Sale | 11,139 | $9.94 | $110.7K | 193.1K | Form 4 ↗ |
Loomis David K VP, Chief Accounting Officer | May 11, 2026 | Sale | 1,919 | $9.94 | $19.1K | 40.2K | Form 4 ↗ |
Cacace Angela M Chief Scientific Officer | May 11, 2026 | Sale | 9,657 | $9.94 | $96.0K | 183.0K | Form 4 ↗ |
Berkowitz Noah Chief Medical Officer | May 11, 2026 | Sale | 11,108 | $9.94 | $110.4K | 191.4K | Form 4 ↗ |
Teel Randy President and CEO | May 11, 2026 | Sale | 9,657 | $9.94 | $96.0K | 287.2K | Form 4 ↗ |
Berkowitz Noah Chief Medical Officer | Mar 18, 2026 | Sale | 6,435 | $11.10 | $71.4K | 202.5K | Form 4 ↗ |
Teel Randy President and CEO | Feb 26, 2026 | Award | 147,179 | — | — | 296.9K | Form 4 ↗ |
Morrison Briggs director | Mar 6, 2026 | Purchase | 20,000 | $13.40 | $268.1K | 96.0K | Form 4 ↗ |
Loomis David K VP, Chief Accounting Officer | Feb 26, 2026 | Award | 12,420 | — | — | 42.1K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Arvinas, Inc. (ARVN) is primarily owned by institutional investors, who hold approximately 100.0% of total shares outstanding. Company insiders own approximately 13.29%, while retail and public investors account for the remaining 0.00%.
The largest institutional shareholder of Arvinas, Inc. is VANGUARD GROUP INC, holding approximately 8.36 million shares — equal to 11.53% of outstanding shares — as of March 31, 2025.
A total of 232 institutional investors currently hold ARVN stock, with a combined institutional value of approximately $458,484,002 as of the most recent 13F filing period.
Frequently asked questions
ARVN ownershipArvinas, Inc. (ARVN) is primarily owned by institutional investors, who hold approximately 100.0% of shares. The largest shareholder is VANGUARD GROUP INC with a 11.53% stake. Company insiders hold 13.29%. Data sourced from SEC Form 13F as of March 31, 2025.