Ranked by reported Q2 2026 13F market value
Share of total reported institutional value in ARVN held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 7.6M | $63.2M | +11.9% | 11.793% | 0.00% |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | 4.1M | $34.3M | +6.0% | 6.391% | 0.00% |
| 3 | D. E. Shaw & Co., Inc. | 3.5M | $29.0M | -3.9% | 5.417% | 0.01% |
| 4 | PFIZER INC | 3.5M | $27.7M | 0.0% | 5.359% | 16.24% |
| 5 | ARMISTICE CAPITAL, LLC | 2.8M | $23.2M | +41.3% | 4.333% | 0.28% |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | 2.7M | $22.6M | +0.9% | 4.207% | 0.00% |
| 7 | TWO SIGMA INVESTMENTS, LP | 2.6M | $21.4M | +40.5% | 3.988% | 0.02% |
| 8 | STATE STREET CORP | 2.2M | $18.3M | +20.2% | 3.405% | 0.00% |
| 9 | Nextech Invest Ltd. | 1.1M | $17.1M | +108.1% | 1.740% | 0.81% |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | 1.7M | $13.9M | +7.1% | 2.584% | 0.00% |
| 11 | Qube Research & Technologies Ltd | 1.6M | $13.2M | +32.5% | 2.468% | 0.01% |
| 12 | JACOBS LEVY EQUITY MANAGEMENT, INC | 1.4M | $11.7M | -2.0% | 2.189% | 0.04% |
| 13 | FEDERATED HERMES, INC. | 1.4M | $11.3M | +18.9% | 2.102% | 0.02% |
| 14 | Hillsdale Investment Management Inc. | 751K | $6.2M | β | 1.164% | 0.14% |
| 15 | TCG Crossover Management, LLC | 707K | $5.9M | -70.4% | 1.096% | 0.14% |
| 16 | CITADEL ADVISORS LLC | 678K | $5.6M | -44.8% | 1.050% | 0.00% |
| 17 | DIMENSIONAL FUND ADVISORS LP | 655K | $5.4M | +34.8% | 1.015% | 0.00% |
| 18 | GOLDMAN SACHS GROUP INC | 641K | $5.3M | -15.3% | 0.993% | 0.00% |
| 19 | NORTHERN TRUST CORP | 615K | $5.1M | +18.1% | 0.954% | 0.00% |
| 20 | AQR CAPITAL MANAGEMENT LLC | 602K | $5.0M | +111.1% | 0.933% | 0.00% |
| 21 | KENNEDY CAPITAL MANAGEMENT LLC | 589K | $4.9M | +6.6% | 0.913% | 0.09% |
| 22 | MILLENNIUM MANAGEMENT LLC | 574K | $4.8M | -0.4% | 0.890% | 0.00% |
| 23 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 542K | $4.5M | +3.2% | 0.840% | 0.00% |
| 24 | MORGAN STANLEY | 503K | $4.2M | -25.5% | 0.779% | 0.00% |
| 25 | NORDEA INVESTMENT MANAGEMENT AB | 476K | $4.0M | +0.4% | 0.738% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). β% of Fundβ shows how much of that investorβs total 13F portfolio is invested in ARVN β a direct measure of their conviction.
Filings activity in ARVN during Q2 2026, grouped by how each filer changed its position.
8 quarters of 13F filings Β· Ξ columns show change vs prior quarter
| Quarter | Inst. Holders | Ξ Holders | Ownership % | Ξ Ownership | Total 13F Value | Ξ Value |
|---|---|---|---|---|---|---|
| Q2 2026 | 198 | 2.9% | 86.10% | +1.23 pp | $454M | 18% |
| Q1 2026 | 204 | +1.0% | 84.87% | 4.50 pp | $553M | 14% |
| Q4 2025 | 202 | 3.3% | 89.37% | 19.66 pp | $645M | +14% |
| Q3 2025 | 209 | 0.9% | 109.03% | +2.75 pp | $564M | +23% |
| Q2 2025 | 211 | +2.9% | 106.28% | +8.59 pp | $459M | +18% |
| Q1 2025 | 205 | +4.6% | 97.69% | 28.04 pp | $390M | 70% |
| Q4 2024 | 196 | 3.0% | 125.73% | 44.63 pp | $1.29B | 48% |
| Q3 2024 | 202 | β | 170.36% | β | $2.47B | β |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Ξ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying ARVN stock.
Based on Q2 2026 13F filings, institutional ownership of Arvinas, Inc. stands at 86.1%, held across 198 reporting institutions.
BlackRock, Inc. is the largest reported institutional holder of ARVN, with approximately 7,609,123 shares worth $0.06B as of Q2 2026.
Yes β 3 widely-followed marquee investors appear among the top 25 institutional holders of ARVN, including TWO SIGMA INVESTMENTS, LP, CITADEL ADVISORS LLC, MILLENNIUM MANAGEMENT LLC.
Our composite Smart Money Score for ARVN is 65 out of 100 (Bullish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
30 institutions opened new positions in ARVN during Q2 2026, while 39 fully exited. 36 added to existing positions and 122 trimmed.
ARVN institutional ownership rose by 1.23 percentage points quarter-over-quarter, with a net change of -6 holders.
The top 10 institutions account for 59.7% of all reported 13F value in ARVN, and the top 25 account for 81.1%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Arvinas, Inc. (ARVN) Institutional Ownership