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Omega Therapeutics, Inc.

OMGADelisted Mar 20, 2025
Industry
Biological Products, (No Diagnostic Substances)
SEC CIK
0001850838

Omega Therapeutics, Inc. was delisted on Mar 20, 2025; its insiders filed their last Form 4 on Dec 5, 2024; 53 institutions reported holding it in 13F filings for Q4 2024, worth $35.3M in total; no superinvestor held it.

Holders of 5% or more of OMGA

Holders whose latest Schedule 13D or 13G filing reports 5% or more of Omega Therapeutics, Inc., largest stake first. The change is against the holder's previous filing.

Holders of 5% or more of OMGA
HolderLatest formStakeChangeFirst filedLatest filingFiling
Flagship V VentureLabs Rx Fund, L.P.13D/A52.80%29.2M shares–Feb 5, 20251 filingFeb 5, 2025SEC
Flagship Ventures Fund V, L.P.13D/A52.80%29.2M shares–Dec 31, 20241 filingDec 31, 2024SEC

Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.

13D and 13G filings

3 Schedule 13D and 13G filings on Omega Therapeutics, Inc., newest first, including old-format filings without a stake.

Schedule 13D and 13G filings on OMGA
Filed (ET)FilerFormStakeChangeEvent dateFiling
Mar 7, 20259:57 AM ETFMR LLCand 1 other13G/A0.00%0 shares–Below 5%Feb 28, 2025SEC
Feb 5, 20254:40 PM ETFlagship V VentureLabs Rx Fund, L.P.and 16 others13D/A52.80%29.2M shares–Feb 3, 2025SEC
Dec 31, 20245:37 PM ETFlagship Ventures Fund V, L.P.and 16 others13D/A52.80%29.2M shares–Dec 29, 2024SEC

Form 144: proposed insider sales

Notices from officers, directors and other affiliates planning to sell Omega Therapeutics, Inc. shares.

No Form 144 notices for Omega Therapeutics, Inc. are on file.