Who owns Geron Corporation?
Institutional ownership of GERN from SEC Form 13F filings across 173 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
173
13F holders
$354.9M
value, 2026 filers
43.3%
of shares outstanding (278.0M sh)
24
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of GERN's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 49.1M | $62.9M | 0.0% | 7.7% | +3.8% |
| 2 | CITADEL ADVISORS LLC | 29.0M | $37.2M | 0.0% | 4.5% | +34.6% |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | 27.3M | $34.9M | 0.0% | 4.2% | -48.9% |
| 4 | Clearbridge Investments, LLC | 19.6M | $25.2M | 0.0% | 3.1% | +0.1% |
| 5 | GOLDMAN SACHS GROUP INC | 16.6M | $21.3M | 0.0% | 2.6% | +48.8% |
| 6 | GEODE CAPITAL MANAGEMENT, LLC | 14.6M | $18.6M | 0.0% | 2.3% | +6.5% |
| 7 | MORGAN STANLEY | 12.9M | $16.6M | 0.0% | 2% | +2.2% |
| 8 | VANGUARD PORTFOLIO MANAGEMENT LLC | 10.8M | $13.8M | 0.0% | 1.7% | +131.6% |
| 9 | MILLENNIUM MANAGEMENT LLC | 8.1M | $10.4M | 0.0% | 1.3% | +10.8% |
| 10 | Candriam S.C.A. | 5.6M | $7.1M | 0.0% | 0.9% | +42.5% |
| 11 | FMR LLC | 5.5M | $7.0M | 0.0% | 0.9% | -16.6% |
| 12 | NORTHERN TRUST CORP | 5.0M | $6.4M | 0.0% | 0.8% | +3.5% |
| 13 | UBS Group AG | 4.9M | $6.3M | 0.0% | 0.8% | +32.6% |
| 14 | TWO SIGMA INVESTMENTS, LP | 4.3M | $5.5M | 0.0% | 0.7% | +128.0% |
| 15 | Sixth Street Partners Management Company, L.P.NEW | 4.3M | $5.5M | 0.9% | 0.7% | new |
| 16 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 4.3M | $5.5M | 0.0% | 0.7% | -4.4% |
| 17 | TORONTO DOMINION BANK | 4.2M | $5.4M | 0.0% | 0.7% | +3216.1% |
| 18 | Point72 Asset Management, L.P. | 4.0M | $5.2M | 0.0% | 0.6% | -80.2% |
| 19 | VANGUARD FIDUCIARY TRUST CO | 4.0M | $5.1M | 0.0% | 0.6% | +3.3% |
| 20 | BANK OF AMERICA CORP /DE/ | 3.5M | $4.5M | 0.0% | 0.6% | -22.4% |
| 21 | DEUTSCHE BANK AG\ | 3.4M | $4.4M | 0.0% | 0.5% | -33.9% |
| 22 | Qube Research & Technologies Ltd | 3.4M | $4.3M | 0.0% | 0.5% | +132.5% |
| 23 | ExodusPoint Capital Management, LP | 2.5M | $3.2M | 0.0% | 0.4% | +20974.0% |
| 24 | BNP PARIBAS FINANCIAL MARKETS | 2.4M | $3.1M | 0.0% | 0.4% | +466.3% |
| 25 | Bank of New York Mellon Corp | 1.6M | $2.1M | 0.0% | 0.3% | +5.1% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.