RA CAPITAL MANAGEMENT, L.P. - 31 Mar 2025 SCHEDULE 13G/A Report for GERON CORPORATION Common Stock, $0.001 par value per share (GERN)

Filing Manager
RA CAPITAL MANAGEMENT, L.P.
Reporting Manager
RA Capital Management, L.P.
Security
GERON CORPORATION Common Stock, $0.001 par value per share
Symbol
GERN
Shares outstanding
646,344,505 shares
Disclosed Ownership
63,988,106 shares
Ownership
9.9%
Form type
SCHEDULE 13G/A
Filing time
15 May 2025, 16:57:13 UTC
Date of event
31 Mar 2025
SEC
View on sec.gov

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Quoteable Key Fact

"RA CAPITAL MANAGEMENT, L.P. disclosed 9.9% ownership in GERON CORPORATION Common Stock, $0.001 par value per share (GERN) on 31 Mar 2025."

Quick Takeaways

  • RA CAPITAL MANAGEMENT, L.P. filed SCHEDULE 13G/A for GERON CORPORATION Common Stock, $0.001 par value per share (GERN).
  • Disclosed ownership: 9.9%.
  • Date of event: 31 Mar 2025.

What Changed

  • No earlier schedule filing is available for direct comparison.
  • Current filing was accepted on 15 May 2025, 16:57.

Why This Matters

  • This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
  • You can verify ownership claims directly against the original SEC filing.

Official SEC Source

Backed by Schedule 13D/13G

Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.

See Original Filing

Reporting Managers (4)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
RA Capital Management, L.P. 9.9% 63,988,106 0 63,988,106 /s/ Peter Kolchinsky By Peter Kolchinsky, Authorized Signatory
Peter Kolchinsky 9.9% 63,988,106 0 63,988,106 /s/ Peter Kolchinsky Peter Kolchinsky
Rajeev Shah 9.9% 63,988,106 0 63,988,106 /s/ Rajeev Shah Rajeev Shah
RA Capital Healthcare Fund, L.P. 9.9% 63,988,106 0 63,988,106 /s/ Peter Kolchinsky By RA Capital Healthcare Fund GP, LLC, its General Partner, By Peter Kolchinsky, Manager

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