Geron Corp (GERN) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

614,266,667Shares Outstanding

48,025,901Shares held by institutions

$86,446,622Value of institutional holdings

77.47%Institutional ownership %

-4.47%Shares Changed QoQ

245No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

A total of 245 institutions have reported a stake in Geron Corp (NASDAQ:GERN) as of December 2025, according to recent 13F filings with the SEC.

Institutional ownership in Geron edged down to 77.5% in December 2025, compared to 82.7% in September 2025.
Institutional share ownership changed by -4.47% QoQ, while the number of institutional owners saw a decrease of 12.50% YoY.
The latest 13F cycle for Geron reveals that of 245 total investors, 88 funds grew their exposure, whereas 93 reduced theirs and 64 made no changes.
The aggregate institutional position in Geron now stands at 475.89Mn shares as of December 2025, after investors decreased their holdings (down by 22.26Mn shares quarter on quarter which is down 11.94Mn shares year over year).
RA CAPITAL MANAGEMENT, L.P.'s holding of 63.77Mn shares as of December 31, 2025 makes it the primary institutional investor in Geron, owning 10.38% of the stock.
Among the most significant buyers of Geron during December 2025 were Soleus Capital Management, L.P. (6.00Mn), Eversept Partners, LP (5.06Mn), Aberdeen Group plc (3.56Mn), RA CAPITAL MANAGEMENT, L.P. (3.39Mn), Pale Fire Capital SE (2.51Mn).
Leading sellers of Geron stock in December 2025 included Deep Track Capital, LP (8.59Mn), MILLENNIUM MANAGEMENT LLC (6.62Mn), Vestal Point Capital, LP (5.91Mn), CITADEL ADVISORS LLC (5.78Mn), GOLDMAN SACHS GROUP INC (5.13Mn).
The top 10 institutional holders of Geron for the quarter ending December 2025 included RA CAPITAL MANAGEMENT, L.P. (63.77Mn), BlackRock, Inc. (45.91Mn), VANGUARD GROUP INC (35.66Mn), Deep Track Capital, LP (32.51Mn), Vivo Capital, LLC (27.23Mn), STATE STREET CORP (26.87Mn), Soleus Capital Management, L.P. (23.29Mn), Eversept Partners, LP (17.66Mn), GOLDMAN SACHS GROUP INC (16.17Mn), Clearbridge Investments, LLC (14.24Mn).

245 Institutional Holders

48,025,901 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
RA CAPITAL MANAGEMENT, L.P.	31 Dec, 2025	63,771,366	3,392,000	5.62%	$84,178,203.00
BlackRock, Inc.	31 Dec, 2025	45,913,344	-692,406	-1.49%	$60,605,613.00
VANGUARD GROUP INC	31 Dec, 2025	35,660,969	1,237,844	3.60%	$47,072,479.00
Deep Track Capital, LP	31 Dec, 2025	32,511,271	-8,585,251	-20.89%	$42,914,878.00
Vivo Capital, LLC	31 Dec, 2025	27,225,292	0	0.00%	$35,937,385.00
STATE STREET CORP	31 Dec, 2025	26,867,322	248,508	0.93%	$35,464,865.00
Soleus Capital Management, L.P.	31 Dec, 2025	23,290,000	6,000,000	34.70%	$30,742,800.00
Eversept Partners, LP	31 Dec, 2025	17,659,983	5,060,981	40.17%	$23,311,178.00
GOLDMAN SACHS GROUP INC	31 Dec, 2025	16,174,398	-5,132,997	-24.09%	$21,350,205.00
Clearbridge Investments, LLC	31 Dec, 2025	14,242,953	17,975	0.13%	$18,800,698.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	13,027,335	-96,205	-0.73%	$17,199,472.00
MORGAN STANLEY	31 Dec, 2025	12,603,418	1,905,062	17.81%	$16,636,511.00
Vestal Point Capital, LP	31 Dec, 2025	11,320,000	-5,905,000	-34.28%	$14,942,400.00
CITADEL ADVISORS LLC	31 Dec, 2025	9,925,786	-5,779,282	-36.80%	$13,102,038.00
Aberdeen Group plc	31 Dec, 2025	9,527,083	3,556,160	59.56%	$12,575,750.00
Nantahala Capital Management, LLC	31 Dec, 2025	9,025,000	0	0.00%	$11,913,000.00
FMR LLC	31 Dec, 2025	8,076,965	375,895	4.88%	$10,661,594.00
Woodline Partners LP	31 Dec, 2025	7,504,094	1,620,302	27.54%	$9,905,404.00
DEUTSCHE BANK AG\	31 Dec, 2025	5,140,809	10,547	0.21%	$6,785,868.00
SEGALL BRYANT & HAMILL, LLC	31 Dec, 2025	5,048,936	-286,280	-5.37%	$6,664,596.00

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