NASDAQ: GERN
Geron Corp Stock Ownership - Who owns Geron?

Insider buying vs selling

Have Geron Corp insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Robert J. SpiegelDirector2025-09-305,702$1.37
$7.81kBuy
Robert J. SpiegelDirector2025-06-305,540$1.41
$7.81kBuy
V. Bryan LawlisDirector2025-05-0913,300$1.18
$15.67kBuy
Robert J. SpiegelDirector2025-03-314,913$1.59
$7.81kBuy
John A. ScarlettChairman President and CEO2025-02-2712,500$1.77
$22.06kBuy
Scott Alan SamuelsEVP Chief Legal Officer2025-02-2715,000$1.61
$24.15kBuy
James ZieglerEVP Chief Commercial Officer2025-02-27100,000$1.60
$160.00kBuy
Robert J. SpiegelDirector2024-12-312,206$3.54
$7.81kBuy

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Net Insider Buy/Sell (L12M) Ownership

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GERN Shareholders

What type of owners hold Geron Corp stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Ra Capital Management LP9.46%60,379,366$74.27MInstitution
Blackrock Inc7.84%50,023,485$61.53MInstitution
Deep Track Capital LP6.74%43,000,000$52.89MInstitution
Vanguard Group Inc5.58%35,614,200$43.81MInstitution
Vivo Capital LLC4.27%27,225,292$33.49MInstitution
Vestal Point Capital LP3.73%23,775,000$29.24MInstitution
State Street Corp3.70%23,631,876$29.07MInstitution
Soleus Capital Management LP2.53%16,140,000$19.85MInstitution
Clearbridge Investments LLC2.25%14,376,311$17.68MInstitution
Geode Capital Management LLC2.22%14,152,038$17.41MInstitution

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GERN vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
GERN80.63%1.09%Net BuyingNet Buying
REPL66.02%33.98%Net SellingNet Selling
CRMD50.35%10.12%Net SellingNet Buying
GLUE34.03%65.97%Net Buying
MRVI45.32%54.68%Net Buying

Geron Stock Ownership FAQ

Who owns Geron?

Geron (NASDAQ: GERN) is owned by 80.63% institutional shareholders, 1.09% Geron insiders, and 18.28% retail investors. Ra Capital Management LP is the largest individual Geron shareholder, owning 60.38M shares representing 9.46% of the company. Ra Capital Management LP's Geron shares are currently valued at $74.87M.

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