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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, Q3 2025

Institutional positions in Geron Corp as of Sep 30, 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
263
+6 vs. Q2 2025
Shares held
507.1M
−7.20M (−1.4%) vs. Q2 2025
Total value
$694.7M
−$30.4M (−4.2%) vs. Q2 2025
New holders
35
71 more added
Sold out
29
89 more reduced

2 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2025: 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 holdersQ3 2025: 263 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 heldQ3 2025: $694.7M
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, Q3 2025

Shares, value and share of portfolio for each institution holding Geron Corp; share changes are against Q2 2025.

Institutions holding GERN in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Hantz Financial Services, Inc.100$00.00%00.0%Unchanged
Centerpoint Advisors, LLC300$00.00%00.0%Unchanged
Covestor Ltd77$00.00%00.0%Unchanged
Root Financial Partners, LLC3$40.00%+3New
EverSource Wealth Advisors, LLC36$490.00%−1,579−97.8%Reduced
WFA of San Diego, LLC40$550.00%00.0%Unchanged
Advisory Services Network, LLC87$1190.00%+87New
IFP Advisors, Inc96$1320.00%+41+74.5%Added
Essential Partners LLC98$1340.00%−161−62.2%Reduced
Costello Asset Management, INC115$1580.00%00.0%Unchanged
Assetmark, Inc335$4590.00%00.0%Unchanged
HM Payson & Co340$4660.00%00.0%Unchanged
Rise Advisors, LLC362$4960.00%00.0%Unchanged
Parkside Financial Bank & Trust400$5480.00%+90+29.0%Added
Quadrant Capital Group LLC656$8990.00%+656New
Caitong International Asset Management Co., Ltd738$1.01K0.00%−10,147−93.2%Reduced
MAI Capital Management1,000$1.37K0.00%00.0%Unchanged
Bartlett & Co. Wealth Management LLC1,000$1.37K0.00%00.0%Unchanged
TFC Financial Management1,000$1.37K0.00%+1,000New
Sterling Capital Management LLC1,323$1.81K0.00%−144−9.8%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.1,441$1.97K0.00%00.0%Unchanged
Parallel Advisors, LLC1,493$2.04K0.00%−598−28.6%Reduced
Geneos Wealth Management Inc.1,500$2.06K0.00%00.0%Unchanged
Strategic Investment Solutions, Inc.1,500$2.06K0.00%00.0%Unchanged
Allworth Financial LP1,582$2.17K0.00%−1,959−55.3%Reduced
Indiana Trust & Investment Management CO1,736$2.38K0.00%00.0%Unchanged
Bank of New Hampshire2,000$2.74K0.00%00.0%Unchanged
Curio Wealth, LLC2,000$2.74K0.00%+2,000New
Groupe la Francaise2,500$2.79K0.00%+2,500New
Daiwa Securities Group Inc.2,247$3.00K0.00%00.0%Unchanged
Avion Wealth2,361$3.00K0.00%+361+18.1%Added
Comerica Bank2,214$3.03K0.00%+115+5.5%Added
CWM, LLC3,049$4.00K0.00%−7,736−71.7%Reduced
Evolution Wealth Management Inc.3,500$4.79K0.00%00.0%Unchanged
US Bancorp4,000$5.48K0.00%00.0%Unchanged
Sunbelt Securities, Inc.4,195$5.75K0.00%+4,195New
Steward Partners Investment Advisory, LLC4,400$6.03K0.00%+400+10.0%Added
Clear Street Markets LLC4,916$6.74K0.00%+4,916New
Rothschild Investment LLC5,050$6.92K0.00%+3,975+369.8%Added
Nisa Investment Advisors, LLC5,091$6.97K0.00%−462−8.3%Reduced
The PNC Financial Services Group, Inc.5,285$7.24K0.00%+4,037+323.5%Added
Jones Financial Companies LLLP6,582$8.49K0.00%+5,771+711.6%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.6,380$9.00K0.00%00.0%Unchanged
Farther Finance Advisors, LLC7,212$9.88K0.00%+160+2.3%Added
STRS Ohio7,500$10.3K0.00%00.0%Unchanged
HighMark Wealth Management LLC7,525$10.3K0.00%+5,000+198.0%Added
Crewe Advisors LLC7,950$10.9K0.00%00.0%Unchanged
RMG Wealth Management LLC10,000$12.4K0.00%00.0%Unchanged
Umpqua Bank10,000$12.8K0.00%00.0%Unchanged
Rockefeller Capital Management L.P.9,500$13.0K0.00%+9,500New
Jefferies Financial Group Inc.10,000$13.7K0.00%00.0%Unchanged
Onyx Bridge Wealth Group LLC10,000$13.7K0.00%+10,000New
Platform Technology Partners10,100$13.8K0.00%00.0%Unchanged
Axim Planning & Wealth10,600$14.5K0.01%+10,600New
Warren Averett Asset Management, LLC10,640$14.6K0.00%+58+0.5%Added
Inceptionr LLC10,707$14.7K0.00%−4,371−29.0%Reduced
Baird Financial Group, Inc.11,500$15.8K0.00%00.0%Unchanged
GTS Securities LLC11,645$16.0K0.00%+11,645New
Bernardo Wealth Planning LLC11,650$16.0K0.00%00.0%Unchanged
SBI Securities Co., Ltd.11,750$16.1K0.00%+175+1.5%Added
LCM Capital Management Inc12,400$17.0K0.01%+12,400New
Piscataqua Savings Bank12,500$17.0K0.01%00.0%Unchanged
Seelaus Asset Management LLC12,500$17.1K0.01%00.0%Unchanged
Harbour Investments, Inc.13,165$18.0K0.00%00.0%Unchanged
GF Fund Management Co. Ltd.13,727$18.8K0.00%−1,753−11.3%Reduced
Signaturefd, LLC14,254$19.5K0.00%+2,040+16.7%Added
111 Capital14,555$19.9K0.00%−30,335−67.6%Reduced
Captrust Financial Advisors14,685$20.1K0.00%+294+2.0%Added
Country Trust Bank15,000$20.6K0.00%00.0%Unchanged
Csenge Advisory Group15,474$21.2K0.00%00.0%Unchanged
Atom Investors LP15,753$21.6K0.00%+15,753New
Allied Investment Advisors, LLC15,959$21.9K0.00%−5,000−23.9%Reduced
Pathstone Holdings, LLC15,968$21.9K0.00%−9,219−36.6%Reduced
Commonwealth Equity Services, LLC15,840$22.0K0.00%+500+3.3%Added
J.W. Cole Advisors, Inc.16,230$22.2K0.00%00.0%Unchanged
CIBC Asset Management Inc17,209$23.6K0.00%00.0%Unchanged
Financial Advisory Corp17,270$24.0K0.01%00.0%Unchanged
Cerity Partners LLC18,485$25.3K0.00%−2,439−11.7%Reduced
Frisch Financial Group, Inc.19,025$26.1K0.01%00.0%Unchanged
Chicago Partners Investment Group LLC20,524$26.3K0.00%−5,050−19.7%Reduced
Amalgamated Bank20,482$28.0K0.00%00.0%Unchanged
Walleye Capital LLC21,785$29.8K0.00%−18,254−45.6%Reduced
Marshall Wace, LLP22,532$30.9K0.00%−922,258−97.6%Reduced
Paces Ferry Wealth Advisors, LLC23,500$32.2K0.01%00.0%Unchanged
Vishria Bird Financial Group, LLC24,265$33.2K0.01%00.0%Unchanged
Mirae Asset Global Investments Co., Ltd.24,666$33.8K0.00%+62+0.3%Added
StoneCrest Wealth Management, Inc.25,000$34.3K0.02%00.0%Unchanged
High Net Worth Advisory Group LLC25,500$34.9K0.01%−20−0.1%Reduced
Savant Capital, LLC26,050$35.7K0.00%+100+0.4%Added
Swiss Life Asset Management Ltd26,371$36.1K0.00%+11,182+73.6%Added
Summit Financial Strategies, Inc.27,000$37.0K0.00%00.0%Unchanged
Sowell Financial Services LLC27,000$37.0K0.00%00.0%Unchanged
Fisher Asset Management, LLC27,209$37.3K0.00%+27,209New
Twin Peaks Wealth Advisors, LLC27,644$37.9K0.01%00.0%Unchanged
Sanctuary Advisors, LLC28,740$39.4K0.00%+5,609+24.2%Added
Bank of Montreal29,072$39.8K0.00%−4,936−14.5%Reduced
Elmwood Wealth Management, Inc.29,710$40.7K0.01%+1,510+5.4%Added
JustInvest LLC30,931$42.4K0.00%−3,307−9.7%Reduced
Dynamic Technology Lab Private Ltd31,918$43.0K0.01%−3,042−8.7%Reduced
Aigen Investment Management, LP31,659$43.4K0.01%+31,659New