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NASDAQ · Health care

Geron Corp (GERN)

It posted a net loss of $47.8M. At September 30, 2026 it held $69.2M in cash against $120.4M of debt. Its latest periodic report to the SEC is the quarterly report (10-Q) filed on November 4, 2026.

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Price
$0.99
-1.08% on the day · November 10, 2026
52-week range $0.84 to $2.01
Market cap
$633.3M

Key facts about Geron Corp

Net worth
Geron Corp has a market value (market cap) of $633.3M at the latest share price, and shareholders' equity of $226.7M on its balance sheet at September 30, 2026. A company's "net worth" usually means one of these: what the market pays for all its shares, or its assets minus its liabilities.
Revenue and profit
In fiscal 2023 revenue was $237K (-60.2% year on year), with a net loss of $184.1M.
Cash flow
In fiscal 2025 operations used $111M of cash.
Latest report
The latest periodic report (quarterly report, 10-Q) was filed with the SEC on November 4, 2026 and covers the period to September 30, 2026. Open on SEC EDGAR
Next earnings report
Geron Corp's next report is expected around February 24, 2027. That is an estimate from its filing rhythm, not a date the company has announced.

What Geron Corp does

Geron Corp is registered with the SEC under industry code SIC 2834 (Pharmaceutical Preparations). Its shares trade on NASDAQ under the ticker GERN.

Revenue and profit by year

Revenue
FY18: $1.1M $1.1M FY18FY19: $460K $460K FY19FY20: $253K $253K FY20FY21: $1.4M $1.4M FY21FY22: $596K $596K FY22FY23: $237K $237K FY23
Net income
FY18: -$27M -$27M FY18FY19: -$68.5M -$68.5M FY19FY20: -$75.6M -$75.6M FY20FY21: -$116.1M -$116.1M FY21FY22: -$141.9M -$141.9M FY22FY23: -$184.1M -$184.1M FY23FY24: -$174.6M -$174.6M FY24FY25: -$83.5M -$83.5M FY25

Fiscal years as reported in annual reports. Amounts in USD.

Key figures

Fiscal yearRevenueOperating incomeNet incomeDiluted EPSFree cash flow
2025n/a-$68.6M-$83.5M-$0.13n/a
2024n/a-$173.7M-$174.6M-$0.27-$219.3M
2023$237K-$193.9M-$184.1M-$0.32-$168.6M
2022$596K-$138.6M-$141.9M-$0.37-$127.8M
2021$1.4M-$114M-$116.1M-$0.35-$95.8M
2020$253K-$76.9M-$75.6M-$0.28-$67.1M

Earnings: every quarter and the next report date

Full financial statements: income, balance sheet and cash flow

Next report expected around February 24, 2027.

Estimated from its filing rhythm: 52 weeks after its report of February 25, 2026. Not a date the company has announced. See the report calendar · Earnings, quarter by quarter

Latest SEC filings

What Geron Corp has filed recently, newest first. Each links to the original document on SEC EDGAR.

  1. November 4, 2026
    Quarterly report 10-Q · period to September 30, 2026Revenue rose 27% to $60.2M versus the same quarter last year; diluted EPS $0.00 versus -$0.03.
  2. November 4, 2026
  3. October 28, 2026
  4. August 14, 2026
  5. August 7, 2026
  6. August 6, 2026
  7. August 5, 2026
  8. August 5, 2026
    Quarterly report 10-Q · period to June 30, 2026Revenue rose 17% to $57.5M versus the same quarter last year; diluted EPS -$0.02 versus -$0.02.
  9. May 27, 2026
  10. May 15, 2026

Recent insider filings (Forms 3, 4 and 144): 10, the latest on October 1, 2026. Insider transactions on SEC

Insider trades

What the people running Geron Corp did with its shares, from the Form 4 filings they must send the SEC within two business days.

No insider bought or sold shares on the open market in the last 90 days. The 1 reported changes were pay in shares, option exercises, shares withheld for tax or gifts.

Bought (open market)
$0
last 90 days
Sold
$0
last 90 days
DateInsiderWhatSharesPriceValueFiling
September 30, 2026 Spiegel Robert J.Director Received as pay 6,351 $1.23 $7.8K Form 4
June 30, 2026 Spiegel Robert J.Director Received as pay 6,103 $1.28 $7.8K Form 4
March 31, 2026 Spiegel Robert J.Director Received as pay 5,243 $1.49 $7.8K Form 4
February 18, 2026 Robertson MichelleEVP, CHIEF FINANCIAL OFFICER Exercised options 27,500 - - Form 4
February 18, 2026 Robertson MichelleEVP, CHIEF FINANCIAL OFFICER Sold 9,855 $1.94 $19.1K Form 4
December 31, 2025 Spiegel Robert J.Director Received as pay 5,918 $1.32 $7.8K Form 4

All insider filings on SEC.gov · Where insiders are buying across the market

Who owns GERN

Three views from three kinds of SEC filings, each with its own date. They overlap and are not added up.

5% holders

Anyone who owns more than 5% of a class of shares must say so on Schedule 13D (if they may seek to influence the company) or 13G (a passive holder). The latest filing of each holder is shown: 13G filings of the last 2 years, 13D of the last 3.

HolderOf classSharesFiled
RA Capital Management, L.P.13G, passive with 3 related filers 9.9% 66,502,728 August 14, 2026
Soleus Capital Master Fund, L.P.13G, passive with 5 related filers 6.5% 41,508,659 May 8, 2026

Latest filings below 5%: Deep Track Capital, LP 4.95% (May 15, 2026); The Vanguard Group 0% (March 26, 2026); RTW Investments, LP 0% (February 14, 2025).

Largest institutional holders

Positions that investment managers reported on Form 13F for the quarter ended June 30, 2026, largest first, with the change on the quarter ended March 31, 2026. Managers file 13F up to 45 days after a quarter ends. 260 managers reported a position.

HolderSharesValueChange on quarter
BlackRock, Inc.49,115,571$62.9M+1,795,792
RA Capital Management, L.P.42,809,751$54.8M-20,961,615
Soleus Capital Management, L.P.42,808,659$54.8M+1,300,000
State Street Corp35,856,671$45.9M+5,359,488
Citadel Advisors LLC29,038,928$37.2M+7,462,359
Vanguard Capital Management LLC27,250,215$34.9M+581,186
Nantahala Capital Management, LLC24,450,000$31.3M+13,225,000
Clearbridge Investments, LLC19,648,853$25.2M+28,533
Eversept Partners, LP18,717,422$24M-117,461
Goldman Sachs Group Inc16,633,368$21.3M+5,456,777
Geode Capital Management, LLC14,555,954$18.6M+885,169
Morgan Stanley12,945,431$16.6M+280,312
Vanguard Portfolio Management LLC10,812,598$13.8M+6,143,815
Vivo Capital, LLC8,671,797$11.1M0
Millennium Management LLC8,112,267$10.4M+790,745
Kynam Capital Management, LP6,836,318$8.8M0
Candriam S.C.A.5,589,182$7.1M+1,667,706
Fmr LLC5,502,807$7M-1,094,349
Pale Fire Capital SE5,307,204$6.8M+418,900
Northern Trust Corp5,032,212$6.4M+169,948

Insiders

Reported holdings of insiders who filed a Form 4 in the last 12 months: the shares each one held after their latest reported transaction. This is not the total held by all insiders.

2 insiders reported holding 229,806 shares in total, about $226.5K at the last price.

HolderSharesAs of
Spiegel Robert J.Director 212,161 September 30, 2026
Robertson MichelleEVP, CHIEF FINANCIAL OFFICER 17,645 February 18, 2026

Schedule 13D/13G filings on SEC.gov

All filings on SEC EDGAR

Questions about GERN

What does Geron Corp do?

Geron Corp is a company in the Health care sector, listed on NASDAQ as GERN. Its shares trade on NASDAQ under the ticker GERN.

What is Geron Corp's net worth?

Geron Corp has a market value (market cap) of $633.3M at the latest share price, and shareholders' equity of $226.7M on its balance sheet at September 30, 2026. A company's "net worth" usually means one of these: what the market pays for all its shares, or its assets minus its liabilities.

Is Geron Corp profitable?

No. Over the twelve months to September 30, 2026 it reported a net loss of $47.8M.

When did Geron Corp last report?

Its most recent periodic report is the quarterly report (10-Q) filed on November 4, 2026. It covers the period to September 30, 2026.

When is Geron Corp's next earnings report?

Geron Corp's next report is expected around February 24, 2027. That is an estimate from its filing rhythm, not a date the company has announced.

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Where the numbers come from

Financial figures are the values Geron Corp tagged in its own SEC filings (XBRL), taken from the latest filing for each period, so restatements replace older figures. Revenue, profit and cash flow are for full fiscal years unless marked as the last twelve months, which is the sum of the four most recent quarters. Where a company reports only the full year, the fourth quarter is the year minus the first three.

Prices are delayed end-of-day market data in the listing currency, and market cap moves with the price. P/E is shown only when earnings per share are positive. Nothing here is investment advice.