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Geron Corp

GERN
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0000886744

No open-market purchases or sales by Geron Corp insiders were filed in the last 90 days; 260 institutions reported holding it in 13F filings for Q2 2026, worth $610.5M in total; no superinvestor holds it.

13F holders, Q1 2025

Institutional positions in Geron Corp as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
270
−13 vs. Q4 2024
Shares held
509.8M
+22.5M (+4.6%) vs. Q4 2024
Total value
$811.6M
−$913.3M (−52.9%) vs. Q4 2024
New holders
46
99 more added
Sold out
59
66 more reduced

2 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting GERN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2025: 270 institutions
Q1 2021: 146 institutionsQ2 2021: 145 institutionsQ3 2021: 139 institutionsQ4 2021: 147 institutionsQ1 2022: 150 institutionsQ2 2022: 154 institutionsQ3 2022: 180 institutionsQ4 2022: 185 institutionsQ1 2023: 191 institutionsQ2 2023: 201 institutionsQ3 2023: 202 institutionsQ4 2023: 202 institutionsQ1 2024: 231 institutionsQ2 2024: 239 institutionsQ3 2024: 255 institutionsQ4 2024: 285 institutionsQ1 2025: 270 institutionsQ2 2025: 259 institutionsQ3 2025: 263 institutionsQ4 2025: 262 institutionsQ1 2026: 256 institutionsQ2 2026: 260 institutions
Value heldQ1 2025: $811.6M
Q1 2021: $225.3MQ2 2021: $181.6MQ3 2021: $179.0MQ4 2021: $156.5MQ1 2022: $247.1MQ2 2022: $299.0MQ3 2022: $447.8MQ4 2022: $509.1MQ1 2023: $706.4MQ2 2023: $1.10BQ3 2023: $786.9MQ4 2023: $830.0MQ1 2024: $1.43BQ2 2024: $1.97BQ3 2024: $2.31BQ4 2024: $1.73BQ1 2025: $811.6MQ2 2025: $725.4MQ3 2025: $694.7MQ4 2025: $631.7MQ1 2026: $740.7MQ2 2026: $610.5M
Institutions holding GERN and their total value by quarter
QuarterHoldersValue
Q2 2026260$610.5M
Q1 2026256$740.7M
Q4 2025262$631.7M
Q3 2025263$694.7M
Q2 2025259$725.4M
Q1 2025270$811.6M
Q4 2024285$1.73B
Q3 2024255$2.31B
Q2 2024239$1.97B
Q1 2024231$1.43B
Q4 2023202$830.0M
Q3 2023202$786.9M
Q2 2023201$1.10B
Q1 2023191$706.4M
Q4 2022185$509.1M
Q3 2022180$447.8M
Q2 2022154$299.0M
Q1 2022150$247.1M
Q4 2021147$156.5M
Q3 2021139$179.0M
Q2 2021145$181.6M
Q1 2021146$225.3M

Institutions, Q1 2025

Shares, value and share of portfolio for each institution holding Geron Corp; share changes are against Q4 2024.

Institutions holding GERN in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Ra Capital Management, L.P.60,379,366$96.0M1.60%+30,369,830+101.2%Added
BlackRock, Inc.49,075,309$78.0M0.00%−782,452−1.6%Reduced
Deep Track Capital, LP38,176,251$60.7M1.97%+34,164,964+851.7%Added
Vanguard Group Inc34,146,851$54.3M0.00%+608,029+1.8%Added
Vivo Capital, LLC27,225,292$43.3M5.73%00.0%Unchanged
State Street Corp23,911,792$38.0M0.00%−3,246,399−12.0%Reduced
Vestal Point Capital, LP22,005,340$35.0M2.50%+11,005,340+100.0%Added
Janus Henderson Group PLC18,892,975$31.1M0.02%−8,189,486−30.2%Reduced
Geode Capital Management, LLC13,567,594$21.6M0.00%+426,080+3.2%Added
FMR LLC12,365,344$19.7M0.00%−1,967,439−13.7%Reduced
Morgan Stanley11,534,238$18.3M0.00%−153,104−1.3%Reduced
Millennium Management LLC10,806,625$17.2M0.02%+3,771,993+53.6%Added
Bank of America Corp9,692,359$15.4M0.00%+5,791,732+148.5%Added
Clearbridge Investments, LLC8,687,142$13.8M0.01%+8,687,142New
Goldman Sachs Group Inc8,136,200$12.9M0.00%−5,473,951−40.2%Reduced
Logos Global Management LP8,000,000$12.7M2.26%+6,000,000+300.0%Added
Woodline Partners LP7,728,745$12.3M0.08%−3,858,599−33.3%Reduced
Segall Bryant & Hamill, LLC7,426,854$11.8M0.18%−19,421−0.3%Reduced
Point72 Asset Management, L.P.7,126,818$11.3M0.03%+5,637,926+378.7%Added
Eventide Asset Management, LLC7,072,000$11.2M0.22%00.0%Unchanged
Citadel Advisors LLC6,663,314$10.6M0.01%+2,479,169+59.3%Added
Renaissance Technologies LLC5,601,100$8.91M0.01%+4,148,400+285.6%Added
Northern Trust Corp5,256,963$8.36M0.00%−324,641−5.8%Reduced
UBS Group AG5,211,433$8.29M0.00%−1,412,806−21.3%Reduced
Marshall Wace, LLP5,140,464$8.17M0.01%+2,937,469+133.3%Added
Qube Research & Technologies Ltd4,795,555$7.62M0.01%+3,266,257+213.6%Added
Charles Schwab Investment Management Inc4,451,031$7.08M0.00%−72,833−1.6%Reduced
Deutsche Bank AG3,794,565$6.03M0.00%+2,901,655+325.0%Added
Standard Life Aberdeen plc3,692,753$5.87M0.01%+1,845,468+99.9%Added
Kynam Capital Management, LP3,659,526$5.82M0.50%+3,659,526New
Invesco Ltd.3,618,607$5.75M0.00%+1,541,005+74.2%Added
Balyasny Asset Management LLC3,509,920$5.58M0.01%+3,509,920New
Algert Global LLC3,260,934$5.18M0.13%+2,732,248+516.8%Added
Exome Asset Management LLC3,215,457$5.11M4.58%+1,654,305+106.0%Added
Wellington Management Group LLP2,984,299$4.75M0.00%−10,525,815−77.9%Reduced
Nuveen, LLC2,850,769$4.53M0.00%+2,850,769New
683 Capital Management, LLC2,850,000$4.53M0.46%+2,850,000New
Soleus Capital Management, L.P.2,400,000$3.82M0.30%+2,400,000New
Edmond de Rothschild Holding S.A.2,130,000$3.39M0.06%+280,000+15.1%Added
Ally Bridge Group (NY) LLC2,056,637$3.27M2.95%+981,813+91.3%Added
Candriam Luxembourg S.C.A.1,896,010$3.01M0.02%+1,896,010New
Susquehanna International Group, LLP1,872,500$2.98M0.00%+1,084,833+137.7%Added
Bank of New York Mellon Corp1,639,814$2.61M0.00%−9,608−0.6%Reduced
Affinity Asset Advisors, LLC1,500,000$2.38M0.37%−750,000−33.3%Reduced
HRT Financial LP1,409,274$2.24M0.01%+1,242,624+745.6%Added
Squarepoint Ops LLC1,399,808$2.23M0.01%+1,342,786+2,354.9%Added
Nan Fung Group Holdings Ltd1,373,550$2.18M1.78%00.0%Unchanged
UBS Asset Management Americas Inc1,372,016$2.18M0.00%+104,840+8.3%Added
Barclays PLC1,154,923$1.84M0.00%−373,826−24.5%Reduced
Citigroup Inc1,120,328$1.78M0.00%+119,727+12.0%Added
Pensionmark Financial Group, LLC1,029,553$1.64M0.04%00.0%Unchanged
Swiss National Bank995,500$1.58M0.00%−12,300−1.2%Reduced
Wells Fargo & Company962,773$1.53M0.00%+570,077+145.2%Added
StemPoint Capital LP960,307$1.53M0.49%+960,307New
Prelude Capital Management, LLC895,025$1.42M0.14%+418,031+87.6%Added
Kodai Capital Management LP893,091$1.42M0.06%+893,091New
Rafferty Asset Management, LLC881,607$1.40M0.01%−321,976−26.8%Reduced
Rhumbline Advisers839,456$1.33M0.00%+4,612+0.6%Added
Healthcare of Ontario Pension Plan Trust Fund822,700$1.31M0.00%+822,700New
Centiva Capital, LP800,001$1.27M0.07%+800,001New
Rhenman & Partners Asset Management AB783,000$1.24M0.14%−217,000−21.7%Reduced
Ameriprise Financial Inc751,706$1.20M0.00%−2,312,752−75.5%Reduced
Velan Capital Investment Management LP655,000$1.04M1.07%+606,000+1,236.7%Added
Alliancebernstein L.P.625,291$994.2K0.00%00.0%Unchanged
Jane Street Group, LLC602,087$957.3K0.00%+202,653+50.7%Added
MML Investors Services, LLC551,115$876.0K0.00%−530.0%Reduced
Summit X, LLC547,899$871.2K0.18%+164,927+43.1%Added
JPMorgan Chase & Co540,799$859.9K0.00%+42,069+8.4%Added
Intech Investment Management LLC535,975$852.2K0.01%+184,251+52.4%Added
Cantor Fitzgerald, L. P.526,436$837.0K0.03%+526,436New
Legal & General Group Plc508,526$808.6K0.00%−346−0.1%Reduced
Lion Point Capital, LP500,000$795.0K5.07%00.0%Unchanged
Stonepine Capital Management, LLC500,000$795.0K0.92%+500,000New
California State Teachers Retirement System484,962$771.1K0.00%00.0%Unchanged
Group One Trading, L.P.443,864$705.7K0.03%+443,864New
Price T Rowe Associates Inc433,407$690.0K0.00%−3,507,628−89.0%Reduced
Mirae Asset Global ETFs Holdings Ltd.392,534$626.6K0.00%+8,123+2.1%Added
Hennion & Walsh Asset Management, Inc.388,176$617.2K0.03%−15,527−3.8%Reduced
Graham Capital Management, L.P.376,760$599.0K0.02%+376,760New
First Trust Advisors LP348,592$554.3K0.00%−727,731−67.6%Reduced
Private Advisor Group, LLC338,597$538.4K0.00%+171,449+102.6%Added
State of Wisconsin Investment Board324,063$515.3K0.00%−268,150−45.3%Reduced
MetLife Investment Management305,308$485.4K0.00%−42,611−12.2%Reduced
Manufacturers Life Insurance Company, The298,131$474.0K0.00%−150,755−33.6%Reduced
Moody National Bank Trust Division295,425$469.7K0.05%+27,796+10.4%Added
Corebridge Financial, Inc.289,745$460.7K0.00%−4,295−1.5%Reduced
Schonfeld Strategic Advisors LLC285,606$454.1K0.00%+179,806+169.9%Added
ADAR1 Capital Management, LLC266,176$423.2K0.08%−71,500−21.2%Reduced
Point72 (DIFC) Ltd259,053$411.9K0.04%+227,920+732.1%Added
Gsa Capital Partners LLP234,606$373.0K0.03%+95,715+68.9%Added
Headlands Technologies LLC223,095$354.7K0.04%+4,395+2.0%Added
CWM Advisors, LLC220,935$351.3K0.04%+104,075+89.1%Added
Russell Investments Group, Ltd.219,046$348.3K0.00%−2,048,762−90.3%Reduced
Guggenheim Capital LLC212,699$338.2K0.00%−2,129−1.0%Reduced
Nvest Financial, LLC199,241$316.8K0.17%+3,500+1.8%Added
Dark Forest Capital Management LP195,682$311.1K0.01%+195,682New
Simplex Trading, LLC190,021$302.0K0.01%+47,439+33.3%Added
Profund Advisors LLC185,493$294.9K0.01%−48,717−20.8%Reduced
Victory Capital Management Inc175,335$278.8K0.00%+2,512+1.5%Added
Cresset Asset Management, LLC172,884$274.9K0.00%+2,699+1.6%Added