GERON CORP (GERN) Institutional Shareholders
GERON CORP (GERN) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $612.46M in GERN holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of GERN tracked by InsiderSet, reporting ownership valued at approximately $62.87M in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $61.89M, representing an estimated loss of -1.56% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 62% of the total disclosed GERN value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Ra Capital Management, L.P., Soleus Capital Management, L.P., and several other long-term asset managers with concentrated positions in GERON CORP (GERN).
This page ranks the largest institutional GERN shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
249
Total Reported Value
$612.46M
Largest Holder
Blackrock, Inc.
Largest Position
$62.87M
Insider Transactions (90d)
1
Latest Filing Quarter
Q2 2026
New Institutional Positions
51
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.00% | 49,115,571 | $62,867,932 | $61,885,619 | -$982,313 | -1.56% | |
| Ra Capital Management, L.P. | 0.48% | 42,809,751 | $54,796,481 | $53,940,286 | -$856,195 | -1.56% | |
| Soleus Capital Management, L.P. | 1.89% | 42,808,659 | $54,795,084 | $53,938,910 | -$856,174 | -1.56% | |
| State Street Corp | 0.00% | 35,856,671 | $45,896,539 | $45,179,405 | -$717,134 | -1.56% | |
| Citadel Advisors Llc | 0.02% | 29,038,928 | $37,169,828 | $36,589,049 | -$580,779 | -1.56% | |
| Vanguard Capital Management Llc | 0.00% | 27,250,215 | $34,880,275 | $34,335,271 | -$545,004 | -1.56% | |
| Clearbridge Investments, Llc | 0.02% | 19,648,853 | $25,150,531 | $24,757,555 | -$392,976 | -1.56% | |
| Eversept Partners, Lp | 1.31% | 18,717,422 | $23,958,300 | $23,583,952 | -$374,348 | -1.56% | |
| Goldman Sachs Group Inc | 0.00% | 16,633,368 | $21,290,712 | $20,958,044 | -$332,668 | -1.56% | |
| Geode Capital Management, Llc | 0.00% | 14,555,954 | $18,635,455 | $18,340,502 | -$294,953 | -1.58% | |
| Morgan Stanley | 0.00% | 12,945,431 | $16,570,152 | $16,311,243 | -$258,909 | -1.56% | |
| Nantahala Capital Management, Llc | 0.95% | 12,225,000 | $15,648,000 | $15,403,500 | -$244,500 | -1.56% | |
| Vanguard Portfolio Management Llc | 0.00% | 10,812,598 | $13,840,125 | $13,623,873 | -$216,252 | -1.56% | |
| Vivo Capital, Llc | 1.01% | 8,671,797 | $11,099,900 | $10,926,464 | -$173,436 | -1.56% | |
| Millennium Management Llc | 0.01% | 8,112,267 | $10,383,702 | $10,221,456 | -$162,246 | -1.56% | |
| Kynam Capital Management, Lp | 0.48% | 6,836,318 | $8,750,487 | $8,613,761 | -$136,726 | -1.56% | |
| Candriam S.C.A. | 0.03% | 5,589,182 | $7,147,270 | $7,042,369 | -$104,901 | -1.47% | |
| Fmr Llc | 0.00% | 5,502,807 | $7,043,593 | $6,933,537 | -$110,056 | -1.56% | |
| Pale Fire Capital Se | 0.48% | 5,307,204 | $6,793,221 | $6,687,077 | -$106,144 | -1.56% | |
| Northern Trust Corp | 0.00% | 5,032,212 | $6,441,232 | $6,340,587 | -$100,645 | -1.56% | |
| Ubs Group Ag | 0.00% | 4,896,096 | $6,267,002 | $6,169,081 | -$97,921 | -1.56% | |
| Renaissance Technologies LLC | Jim Simons | 0.01% | 4,579,000 | $5,861,120 | $5,769,540 | -$91,580 | -1.56% |
| Segall Bryant & Hamill, Llc | 0.07% | 4,485,554 | $5,741,509 | $5,651,798 | -$89,711 | -1.56% | |
| Two Sigma Investments, Lp | 0.00% | 4,308,013 | $5,514,257 | $5,428,096 | -$86,161 | -1.56% | |
| Charles Schwab Investment Management Inc | 0.00% | 4,284,662 | $5,484,367 | $5,398,674 | -$85,693 | -1.56% | |
| Toronto Dominion Bank | 0.01% | 4,235,000 | $5,420,800 | $5,336,100 | -$84,700 | -1.56% | |
| Point72 Asset Management, L.P. | 0.01% | 4,045,201 | $5,177,857 | $5,096,953 | -$80,904 | -1.56% | |
| Vanguard Fiduciary Trust Co | 0.00% | 3,963,563 | $5,073,361 | $4,994,089 | -$79,272 | -1.56% | |
| Bank Of America Corp | 0.00% | 3,534,234 | $4,523,820 | $4,453,135 | -$70,685 | -1.56% | |
| Deutsche Bank Ag\ | 0.00% | 3,439,976 | $4,403,170 | $4,334,370 | -$68,800 | -1.56% | |
| Qube Research & Technologies Ltd | 0.00% | 3,361,584 | $4,302,828 | $4,235,596 | -$67,232 | -1.56% | |
| Panagora Asset Management Inc | 0.01% | 2,939,469 | $3,762,520 | $3,703,731 | -$58,789 | -1.56% | |
| Janus Henderson Group Plc | 0.00% | 2,218,196 | $3,303,915 | $2,794,927 | -$508,988 | -15.41% | |
| Exoduspoint Capital Management, Lp | 0.03% | 2,526,145 | $3,233,466 | $3,182,943 | -$50,523 | -1.56% | |
| Bnp Paribas Financial Markets | 0.00% | 2,416,441 | $3,093,044 | $3,044,716 | -$48,328 | -1.56% | |
| Edmond De Rothschild Holding S.A. | 0.04% | 2,330,000 | $2,982,400 | $2,935,800 | -$46,600 | -1.56% | |
| Nan Fung Trinity (Hk) Ltd | 0.28% | 2,223,550 | $2,846,144 | $2,801,673 | -$44,471 | -1.56% | |
| Bank Of New York Mellon Corp | 0.00% | 1,618,246 | $2,071,354 | $2,038,990 | -$32,364 | -1.56% | |
| Susquehanna International Group, Llp | 0.00% | 1,547,239 | $1,980,466 | $1,949,521 | -$30,945 | -1.56% | |
| Nuveen, Llc | 0.00% | 1,546,476 | $1,979,489 | $1,948,560 | -$30,929 | -1.56% | |
| Ubs Am, A Distinct Business Unit Of Ubs Asset Management Americas Llc | 0.00% | 1,271,014 | $1,893,811 | $1,601,478 | -$292,333 | -15.44% | |
| World Investment Advisors | 0.03% | 1,033,779 | $1,540,331 | $1,302,562 | -$237,769 | -15.44% | |
| Moore Capital Management, Lp | 0.03% | 1,191,941 | $1,525,684 | $1,501,846 | -$23,838 | -1.56% | |
| Invesco Ltd. | 0.00% | 1,175,208 | $1,504,266 | $1,480,762 | -$23,504 | -1.56% | |
| Seven Fleet Capital Management Lp | 0.22% | 1,057,228 | $1,353,252 | $1,332,107 | -$21,145 | -1.56% | |
| Virtus Investment Advisers, Llc | 0.30% | 1,011,201 | $1,294,337 | $1,274,113 | -$20,224 | -1.56% | |
| Voleon Capital Management Lp | 0.02% | 1,004,988 | $1,286,385 | $1,266,285 | -$20,100 | -1.56% | |
| Hennion & Walsh Asset Management, Inc. | 0.04% | 1,000,910 | $1,281,165 | $1,261,147 | -$20,018 | -1.56% | |
| Swiss National Bank | 0.00% | 964,000 | $1,233,920 | $1,214,640 | -$19,280 | -1.56% | |
| Citigroup Inc | 0.00% | 826,216 | $1,057,556 | $1,041,032 | -$16,524 | -1.56% |
Frequently asked questions about GERN
Who owns the most GERN stock?
The largest holders of GERN are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for GERON CORP (GERN).
Is GERN widely held by superinvestors?
Many widely followed stocks like GERN appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly GERN is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.