FormDSignal
Fund vehicles
2
Launches
2
Form D filings
3
First seen
2026-07-29
Latest filing
2026-09-09
Based in
New York

Third Harbor: Form D filings

Every fund vehicle filed under the Third Harbor name since 2024: original launches and D/A raise updates, with offering size, stage, strategy and the people on each filing. Sponsor identity is inferred from the entity name; verify on the filing.

3 filings in the last 730 days · page 1 of 1

ScoreFiledIssuerTypeStageOfferingSoldLocationFlagsSource
802026-07-29Third Harbor Partners Fund I L.P.Private equity / buyoutPre-first closeIndefinite—COLD SPRING HARBOR, NY
Pre-first closeFirst filing by this entityFirst-time manager
EDGAR
822026-09-09Third Harbor Partners Fund I (Blocked) L.P.Private equity / buyoutPre-first closeIndefinite—COLD SPRING HARBOR, NY
3(c)(7) — qualified purchasersPre-first closeFirst filing by this entity
EDGAR
272026-09-09Third Harbor Partners Fund I L.P.Private equity / buyoutPre-first closeIndefinite—COLD SPRING HARBOR, NY
3(c)(7) — qualified purchasers
EDGAR
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