Adage Capital Management, L.P. - 30 Jun 2025 SCHEDULE 13G/A Report for TScan Therapeutics, Inc. Voting Common Stock, par value $0.0001 per share (TCRX)

Filing Manager
Adage Capital Management, L.P.
Reporting Manager
Adage Capital Management, L.P.
Security
TScan Therapeutics, Inc. Voting Common Stock, par value $0.0001 per share
Symbol
TCRX
Shares outstanding
53,571,429 shares
Disclosed Ownership
1,350,000 shares
Ownership
2.5%
Form type
SCHEDULE 13G/A
Filing time
12 Aug 2025, 09:07:15 UTC
Date of event
30 Jun 2025
SEC
View on sec.gov

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Quoteable Key Fact

"Adage Capital Management, L.P. disclosed 2.5% ownership in TScan Therapeutics, Inc. Voting Common Stock, par value $0.0001 per share (TCRX) on 30 Jun 2025."

Quick Takeaways

  • Adage Capital Management, L.P. filed SCHEDULE 13G/A for TScan Therapeutics, Inc. Voting Common Stock, par value $0.0001 per share (TCRX).
  • Disclosed ownership: 2.5%.
  • Date of event: 30 Jun 2025.

What Changed

  • No earlier schedule filing is available for direct comparison.
  • Current filing was accepted on 12 Aug 2025, 09:07.

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 (3)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Adage Capital Management, L.P. 2.5% 1,350,000 0 1,350,000 /s/ Robert Atchinson By: Adage Capital Partners LLC, its General Partner, By: Robert Atchinson, its Managing Member
Robert Atchinson 2.5% 1,350,000 0 1,350,000 /s/ Robert Atchinson Robert Atchinson, individually
Phillip Gross 2.5% 1,350,000 0 1,350,000 /s/ Phillip Gross Phillip Gross, individually

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