GV 2019, L.P. - 30 Sep 2025 SCHEDULE 13G/A Report for Prime Medicine, Inc. Common Stock, par value $0.00001 per share (PRME)

Filing Manager
GV 2019, L.P.
Reporting Manager
Alphabet Holdings LLC
Security
Prime Medicine, Inc. Common Stock, par value $0.00001 per share
Symbol
PRME
Shares outstanding
134,654,455 shares
Disclosed Ownership
16,562,498 shares
Ownership
12%
Form type
SCHEDULE 13G/A
Filing time
12 Nov 2025, 16:30:21 UTC
Date of event
30 Sep 2025
SEC
View on sec.gov

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Quoteable Key Fact

"GV 2019, L.P. disclosed 12% ownership in Prime Medicine, Inc. Common Stock, par value $0.00001 per share (PRME) on 30 Sep 2025."

Quick Takeaways

  • GV 2019, L.P. filed SCHEDULE 13G/A for Prime Medicine, Inc. Common Stock, par value $0.00001 per share (PRME).
  • Disclosed ownership: 12%.
  • Date of event: 30 Sep 2025.

What Changed

  • No earlier schedule filing is available for direct comparison.
  • Current filing was accepted on 12 Nov 2025, 16:30.

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 (12)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
GV 2019, L.P. 7.5% 10,100,058 0 10,100,058 /s/ Inga Goldbard Inga Goldbard/General Counsel of GV 2019 GP, L.L.C., the General Partner of GV 2019 GP, L.P., its General Partner
GV 2019 GP, L.P. 7.5% 10,100,058 0 10,100,058 /s/ Inga Goldbard Inga Goldbard/General Counsel of GV 2019 GP, L.L.C., its General Partner
GV 2019 GP, L.L.C. 7.5% 10,100,058 0 10,100,058 /s/ Inga Goldbard Inga Goldbard/General Counsel
GV 2021, L.P. 2.4% 3,262,440 0 3,262,440 /s/ Inga Goldbard Inga Goldbard/General Counsel of GV 2021 GP, L.L.C., the General Partner of GV 2021 GP, L.P., its General Partner
GV 2021 GP, L.P. 2.4% 3,262,440 0 3,262,440 /s/ Inga Goldbard Inga Goldbard/General Counsel of GV 2021 GP, L.L.C., its General Partner
GV 2021 GP, L.L.C. 2.4% 3,262,440 0 3,262,440 /s/ Inga Goldbard Inga Goldbard/General Counsel
GV 2023, L.P. 2.4% 3,200,000 0 3,200,000 /s/ Inga Goldbard Inga Goldbard/General Counsel of GV 2023 GP, L.L.C., the General Partner of GV 2023 GP, L.P., its General Partner
GV 2023 GP, L.P. 2.4% 3,200,000 0 3,200,000 /s/ Inga Goldbard Inga Goldbard/General Counsel of GV 2023 GP, L.L.C., its General Partner
GV 2023 GP, L.L.C. 2.4% 3,200,000 0 3,200,000 /s/ Inga Goldbard Inga Goldbard/General Counsel
Alphabet Holdings LLC 12% 16,562,498 0 16,562,498 /s/ Kathryn W. Hall Kathryn W. Hall/Secretary
XXVI Holdings Inc. 12% 16,562,498 0 16,562,498 /s/ Kathryn W. Hall Kathryn W. Hall/Assistant Secretary
Alphabet Inc. 12% 16,562,498 0 16,562,498 /s/ Kathryn W. Hall Kathryn W. Hall/Assistant Secretary

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