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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, Q4 2023

Institutional positions in Geron Corp as of Dec 31, 2023. 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
202
+2 vs. Q3 2023
Shares held
393.4M
+22.2M (+6.0%) vs. Q3 2023
Total value
$830.0M
+$43.1M (+5.5%) vs. Q3 2023
New holders
23
73 more added
Sold out
21
47 more reduced

2 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2023: 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 holdersQ4 2023: 202 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 heldQ4 2023: $830.0M
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, Q4 2023

Shares, value and share of portfolio for each institution holding Geron Corp; share changes are against Q3 2023.

Institutions holding GERN in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
E Fund Management Co., Ltd.89,633$189.1K0.01%−8,075−8.3%Reduced
CI Private Wealth, LLC90,193$190.3K0.00%+11,996+15.3%Added
Global Retirement Partners, LLC100,000$197.0K0.01%00.0%Unchanged
Teacher Retirement System of Texas93,858$198.0K0.00%−36,238−27.9%Reduced
Wedbush Securities Inc99,557$210.0K0.01%+8,002+8.7%Added
SEI Investments Co102,375$216.0K0.00%+8,065+8.6%Added
Zurcher Kantonalbank (Zurich Cantonalbank)103,295$218.0K0.00%−728−0.7%Reduced
Arizona State Retirement System109,729$231.5K0.00%−20,647−15.8%Reduced
Lazari Capital Management, Inc.114,424$241.4K0.14%−13,500−10.6%Reduced
ProShare Advisors LLC119,503$252.2K0.00%+20,590+20.8%Added
LPL Financial LLC121,561$256.5K0.00%+15,619+14.7%Added
Principal Financial Group Inc129,639$273.5K0.00%+534+0.4%Added
Moody National Bank Trust Division132,053$278.6K0.02%+5,079+4.0%Added
State Board of Administration of Florida Retirement System142,122$299.9K0.00%00.0%Unchanged
Arnhold LLC142,400$300.5K0.03%00.0%Unchanged
Prelude Capital Management, LLC144,800$305.5K0.03%+144,800New
Royal Bank of Canada149,418$316.0K0.00%+81,275+119.3%Added
Cresset Asset Management, LLC160,634$338.9K0.00%+3,390+2.2%Added
Gsa Capital Partners LLP170,420$360.0K0.03%+56,591+49.7%Added
Wells Fargo & Company179,807$379.4K0.00%−302,258−62.7%Reduced
CWM Advisors, LLC181,369$382.7K0.04%+35,584+24.4%Added
Janus Henderson Group PLC181,018$382.8K0.00%−292−0.2%Reduced
Jefferies Financial Group Inc.183,391$387.0K0.01%−71,109−27.9%Reduced
Price T Rowe Associates Inc187,779$397.0K0.00%+16,501+9.6%Added
SG Americas Securities, LLC192,445$406.0K0.00%+173,370+908.9%Added
Rosalind Advisors, Inc.200,000$422.0K0.35%+200,000New
Voya Investment Management LLC204,125$430.7K0.00%+3,881+1.9%Added
New York State Common Retirement Fund210,890$445.0K0.00%+25,959+14.0%Added
Cambridge Investment Research Advisors, Inc.225,373$476.0K0.00%−36,122−13.8%Reduced
Advisor Group Holdings, Inc.227,206$479.4K0.00%−71,969−24.1%Reduced
Commonwealth Equity Services, LLC230,264$486.0K0.00%+11,967+5.5%Added
HighVista Strategies LLC240,234$506.9K0.18%+39,341+19.6%Added
Teachers Retirement System of the State of Kentucky246,560$520.0K0.00%00.0%Unchanged
XTX Topco Ltd253,796$535.5K0.12%+197,952+354.5%Added
American International Group, Inc.254,663$537.3K0.00%+6,123+2.5%Added
Two Sigma Investments, LP255,019$538.1K0.00%+255,019New
Manufacturers Life Insurance Company, The260,827$550.3K0.00%+1,301+0.5%Added
MetLife Investment Management262,662$554.2K0.00%00.0%Unchanged
Profund Advisors LLC275,823$582.0K0.02%−47,034−14.6%Reduced
Natixis311,500$657.3K0.00%+311,500New
Allspring Global Investments Holdings, LLC351,022$740.7K0.00%+3,090+0.9%Added
Private Advisor Group, LLC351,144$740.9K0.01%+3,558+1.0%Added
Alps Advisors Inc358,782$757.0K0.01%−27,518−7.1%Reduced
Summit X, LLC361,961$763.7K0.22%+3,503+1.0%Added
State of Wisconsin Investment Board372,643$786.3K0.00%−18,600−4.8%Reduced
Squarepoint Ops LLC392,197$827.5K0.00%+149,531+61.6%Added
UBS Asset Management Americas Inc393,846$831.0K0.00%00.0%Unchanged
Legal & General Group Plc410,422$866.0K0.00%+318+0.1%Added
California State Teachers Retirement System433,890$915.5K0.00%−80,667−15.7%Reduced
HRT Financial LP437,027$922.0K0.01%+437,027New
Qube Research & Technologies Ltd466,674$984.7K0.00%+466,674New
OrbiMed Advisors LLC485,000$1.02M0.02%+485,000New
Alliancebernstein L.P.512,741$1.08M0.00%00.0%Unchanged
Bank of America Corp546,796$1.15M0.00%−657,273−54.6%Reduced
Exome Asset Management LLC607,500$1.28M1.27%+607,500New
Jane Street Group, LLC613,415$1.29M0.00%+425,063+225.7%Added
Ameriprise Financial Inc617,363$1.30M0.00%+13,262+2.2%Added
Citadel Advisors LLC643,164$1.36M0.00%+251,455+64.2%Added
Credit Suisse AG669,128$1.41M0.00%+12,558+1.9%Added
Crestline Management, LP687,378$1.45M0.13%+102,227+17.5%Added
Susquehanna International Group, LLP699,443$1.48M0.00%+227,634+48.2%Added
Rhumbline Advisers709,143$1.50M0.00%+3,157+0.4%Added
Citigroup Inc711,949$1.50M0.00%−93,962−11.7%Reduced
BNP Paribas Arbitrage, SA714,012$1.51M0.00%+196,328+37.9%Added
Swiss National Bank773,600$1.63M0.00%−232,900−23.1%Reduced
Velan Capital Investment Management LP778,500$1.64M1.16%00.0%Unchanged
Nan Fung Group Holdings Ltd913,550$1.93M1.20%+160,000+21.2%Added
Kennedy Capital Management, Inc.1,135,195$2.40M0.05%+1,135,195New
Russell Investments Group, Ltd.1,237,234$2.61M0.00%+204,765+19.8%Added
Walleye Capital LLC1,275,514$2.69M0.04%−950,552−42.7%Reduced
MML Investors Services, LLC1,295,228$2.73M0.01%00.0%Unchanged
UBS Group AG1,441,603$3.04M0.00%+790,423+121.4%Added
Nuveen Asset Management, LLC1,490,566$3.15M0.00%+24,852+1.7%Added
Barclays PLC1,575,585$3.32M0.00%+11,236+0.7%Added
Rafferty Asset Management, LLC1,669,087$3.52M0.01%−233,179−12.3%Reduced
JPMorgan Chase & Co1,738,574$3.67M0.00%+109,388+6.7%Added
Bank of New York Mellon Corp1,771,145$3.74M0.00%+157,892+9.8%Added
Marshall Wace, LLP2,078,497$4.39M0.01%−3,782,148−64.5%Reduced
Ally Bridge Group (NY) LLC2,971,639$6.27M4.51%+750,000+33.8%Added
Boxer Capital, LLC3,000,000$6.33M0.32%00.0%Unchanged
Goldman Sachs Group Inc3,180,403$6.71M0.00%−339,059−9.6%Reduced
Armistice Capital, LLC3,296,000$6.95M0.18%−328,000−9.1%Reduced
Charles Schwab Investment Management Inc3,842,500$8.11M0.00%+208,170+5.7%Added
Invesco Ltd.4,360,330$9.20M0.00%−197,460−4.3%Reduced
Segall Bryant & Hamill, LLC4,419,820$9.33M0.18%−570,679−11.4%Reduced
Northern Trust Corp5,117,735$10.8M0.00%−241,295−4.5%Reduced
FMR LLC7,032,352$14.8M0.00%−528,714−7.0%Reduced
Deutsche Bank AG7,068,004$14.9M0.01%+6,821,171+2,763.5%Added
Sofinnova Investments, Inc.8,814,497$18.6M1.04%+5,111,951+138.1%Added
Wellington Management Group LLP9,484,971$20.0M0.00%−920,655−8.8%Reduced
Morgan Stanley10,564,267$22.3M0.00%+9,199,235+673.9%Added
MPM Oncology Impact Management LP10,715,620$22.6M5.29%+3,1390.0%Added
Geode Capital Management, LLC10,943,649$23.1M0.00%+930,747+9.3%Added
Millennium Management LLC14,730,986$31.1M0.03%−1,342,120−8.4%Reduced
NEA Management Company, LLC22,776,409$48.1M3.20%00.0%Unchanged
TCG Crossover Management, LLC23,375,839$49.3M5.47%00.0%Unchanged
Vivo Capital, LLC24,143,681$50.9M4.17%+7,619,047+46.1%Added
State Street Corp25,625,606$54.1M0.00%+254,221+1.0%Added
Vanguard Group Inc28,564,574$60.3M0.00%+1,914,328+7.2%Added
Deep Track Capital, LP29,583,449$62.4M2.19%+3,883,449+15.1%Added