Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in BEAM held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | FMR LLC | 12.5M | $296.7M | +4.6% | 12.119% | 0.02% |
| 2 | ARK Investment Management LLC | 12.1M | $289.1M | -2.7% | 11.809% | 2.25% |
| 3 | FARALLON CAPITAL MANAGEMENT LLC | 10.1M | $241.5M | +0.7% | 9.864% | 1.57% |
| 4 | BlackRock, Inc. | 8.5M | $202.3M | +0.4% | 8.261% | 0.00% |
| 5 | STATE STREET CORP | 5.7M | $135.8M | +9.0% | 5.547% | 0.00% |
| 6 | VANGUARD PORTFOLIO MANAGEMENT LLC | 4.6M | $108.9M | β | 4.449% | 0.01% |
| 7 | ARCH Venture Management, LLC | 4.5M | $108.2M | 0.0% | 4.419% | 15.98% |
| 8 | VANGUARD CAPITAL MANAGEMENT LLC | 4.4M | $104.3M | β | 4.260% | 0.00% |
| 9 | Nikko Asset Management Americas, Inc. | 3.8M | $91.2M | -13.2% | 3.723% | 1.29% |
| 10 | Sumitomo Mitsui Trust Holdings, Inc. | 3.8M | $91.2M | -13.2% | 3.723% | 0.06% |
| 11 | Kynam Capital Management, LP | 3.7M | $87.7M | +9.0% | 3.584% | 5.48% |
| 12 | GEODE CAPITAL MANAGEMENT, LLC | 2.4M | $57.6M | +2.8% | 2.354% | 0.00% |
| 13 | DIMENSIONAL FUND ADVISORS LP | 2.2M | $51.3M | +10.6% | 2.097% | 0.01% |
| 14 | UBS ASSET MANAGEMENT AMERICAS INC | 1.7M | $39.4M | -3.4% | 1.610% | 0.01% |
| 15 | ADAR1 Capital Management, LLC | 1.4M | $34.5M | β | 1.408% | 2.15% |
| 16 | Casdin Capital, LLC | 1.4M | $32.2M | -15.6% | 1.314% | 2.44% |
| 17 | Redmile Group, LLC | 1.2M | $29.5M | -3.8% | 1.205% | 1.95% |
| 18 | TWO SIGMA INVESTMENTS, LP | 1.2M | $28.9M | +8.1% | 1.179% | 0.02% |
| 19 | Qube Research & Technologies Ltd | 1.1M | $25.9M | +171.4% | 1.056% | 0.03% |
| 20 | GOLDMAN SACHS GROUP INC | 1.0M | $24.0M | +92.4% | 0.979% | 0.00% |
| 21 | UBS Group AG | 826K | $19.7M | -15.2% | 0.804% | 0.00% |
| 22 | NORTHERN TRUST CORP | 826K | $19.7M | +2.1% | 0.804% | 0.00% |
| 23 | Deep Track Capital, LP | 821K | $19.6M | β | 0.799% | 0.40% |
| 24 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 808K | $19.3M | -3.2% | 0.787% | 0.00% |
| 25 | CITADEL ADVISORS LLC | 806K | $19.2M | +58.4% | 0.784% | 0.01% |
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 BEAM β a direct measure of their conviction.
Filings activity in BEAM during Q1 2026, grouped by how each filer changed its position.
Institutions that opened a new BEAM position in Q1 2026
Institutions that fully closed their BEAM position in Q1 2026
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 |
|---|---|---|---|---|---|---|
| Q1 2026 | 246 | +2.1% | 84.04% | 13.97 pp | $2.51B | 14% |
| Q4 2025 | 241 | +14% | 98.01% | +13.16 pp | $2.92B | +16% |
| Q3 2025 | 211 | 0.5% | 84.85% | +24.15 pp | $2.53B | +40% |
| Q2 2025 | 212 | 9.4% | 60.70% | 2.44 pp | $1.81B | 3.9% |
| Q1 2025 | 234 | +0.4% | 63.14% | 1.13 pp | $1.88B | 1.8% |
| Q4 2024 | 233 | +7.9% | 64.27% | +1.92 pp | $1.92B | +3.1% |
| Q3 2024 | 216 | +1.4% | 62.35% | +2.99 pp | $1.86B | +5.0% |
| Q2 2024 | 213 | β | 59.36% | β | $1.77B | 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 BEAM stock.
Based on Q1 2026 13F filings, institutional ownership of Beam Therapeutics Inc. stands at 84.0%, held across 246 reporting institutions.
FMR LLC is the largest reported institutional holder of BEAM, with approximately 12,452,199 shares worth $0.30B as of Q1 2026.
Yes β 3 widely-followed marquee investors appear among the top 25 institutional holders of BEAM, including ARK Investment Management LLC, TWO SIGMA INVESTMENTS, LP, CITADEL ADVISORS LLC.
Our composite Smart Money Score for BEAM is 52 out of 100 (Neutral). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
56 institutions opened new positions in BEAM during Q1 2026, while 51 fully exited. 52 added to existing positions and 136 trimmed.
BEAM institutional ownership fell by 13.97 percentage points quarter-over-quarter, with a net change of +5 holders.
The top 10 institutions account for 66.6% of all reported 13F value in BEAM, and the top 25 account for 86.9%.
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.
Beam Therapeutics Inc. (BEAM) Institutional Ownership