13F · Beam Therapeutics Inc
BEAM institutional ownership and 13F activity
Track BEAM institutional ownership through SEC 13F filings, including top shareholders, reported positions, portfolio weights, buys, sells, and quarterly holding trends.
Historical filing data, not live positions.Snapshot generated Sep 12, 2026 from SEC EDGAR 13F-HR information tables. 13F reports can arrive up to 45 days after quarter-end and omit many asset types.
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BEAM Institutional Ownership Snapshot
See how many institutions reported BEAM, their combined market value, ownership concentration, and latest position changes.
Active holders2
Reported value$351.3M
Top 5 concentration100.0%
New holders1
Reduced holders1
Exited holders0
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BEAM Ownership Takeaways
Highlights from the latest BEAM 13F filings, including the largest holder, biggest increase, largest reduction, and ownership concentration.
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Who Owns BEAM? Institutional Holders
Compare 2 current and exited BEAM positions by manager, shares, reported market value, portfolio weight, and quarter-over-quarter change.
| Manager | Shares | Reported value | Portfolio weight | Share change | Status |
|---|---|---|---|---|---|
| Cathie Wood / ARK InvestJun 30, 2026 · CIK 0001697748 | 10.2M | $351.3M | 2.28% | -15.6% | Reduced |
| Stanley Druckenmiller / Duquesne Family OfficeJun 30, 2026 · CIK 0001536411 | 153,600 | $5,272 | 0.10% | New | New |
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BEAM Institutional Buying and Selling
See which institutions opened, increased, reduced, or exited BEAM positions compared with their previous 13F filing.
New 1
Duquesne Family Office$5,272 · New
Increased 0
No holders in this category.
Reduced 1
ARK Invest$351.3M · -15.6%
Exited 0
No holders in this category.
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Types of Institutional Holders
Compare concentrated funds, diversified managers, and broad portfolios that reported BEAM. Categories are based on portfolio breadth, not SEC classifications.
Diversified institutions1
tracked holdersBroad portfolios1
tracked holders06
BEAM Institutional Ownership by Quarter
Follow reported BEAM holders, shares, and market value across recent quarters. The institutions included may vary by filing period.
Q2 20262 holders
$351.3M10.4M sharesQ1 20261 holders
$289.1M12.1M sharesQ4 20251 holders
$345.6M12.5M sharesQ3 20251 holders
$267.9M11M sharesQ2 20251 holders
$150.5M8.8M shares| Quarter | Holders | Reported value | Shares | New | Exits |
|---|---|---|---|---|---|
| Jun 30, 2026 | 2 | $351.3M | 10.4M | 1 | 0 |
| Mar 31, 2026 | 1 | $289.1M | 12.1M | 0 | 0 |
| Dec 31, 2025 | 1 | $345.6M | 12.5M | 0 | 0 |
| Sep 30, 2025 | 1 | $267.9M | 11M | 0 | 0 |
| Jun 30, 2025 | 1 | $150.5M | 8.8M | 0 | 0 |
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Stocks Held by Similar Institutions
Discover other stocks reported by institutions that also hold BEAM, and compare holder counts, market value, and concentration.
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Common Questions About BEAM
Who is the largest tracked institutional holder of BEAM?
ARK Invest is the largest active holder in the current BEAM sample, reporting $351.3M. The BEAM holder table ranks every matched manager.
Which institution increased its BEAM position the most?
Duquesne Family Office recorded the largest increase or new position by current reported value at $5,272. Its row appears in the BEAM change section.
Which institution reduced or exited BEAM most significantly?
ARK Invest recorded the largest reduction or exit by prior reported value at $289.1M.
Did new holders enter or existing holders exit BEAM?
1 new holder entered and 0 holders fully exited in the current filing cycle. Counts reflect the SEC 13F filings currently included on BasisPilot.
How concentrated is tracked ownership in BEAM?
The five largest tracked holders account for 100.0% of aggregate reported BEAM value. This is concentration within the tracked sample, not the entire market.
How has tracked ownership in BEAM changed across four quarters?
From the oldest comparable quarter to the latest, aggregate reported BEAM value among tracked managers increased by 133.4%. Manager coverage can vary by quarter.
What company evidence should be checked alongside BEAM's 13F changes?
Review Beam Therapeutics Inc's latest earnings, SEC filings, guidance, capital allocation, and material company events. Delayed 13F data alone cannot confirm that a manager still holds the same position today.
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Sources and Methodology
Source: SEC EDGAR Form 13F-HR information tables. Positions are grouped by investment manager and ticker, then compared with the prior available filing. 13F data is delayed, historical, and does not represent a manager's complete or current portfolio.