Event-Driven Stocks

bluebird bio, Inc.

BLUECompleted

Tender offer

Sector
Healthcare
Industry
Biological Products, (No Diagnostic Substances)
Exchange
—
State of incorporation
DE
Form
SC TO-T/A
Filed
May 30, 2025

Deal approval & antitrust

merger-arb risk

A change of control closes only once its regulators clear it. These agencies have jurisdiction given the company's sector — track each one's docket for this deal. We link the official source; we do not assert an outcome.

FTC ↗Antitrust / competition review (Hart-Scott-Rodino)DOJ Antitrust Division ↗Antitrust / competition review (Hart-Scott-Rodino)

Filings & documents

Every entry traces to SEC EDGAR. The Information Statement is the primary source; the links below open the full filing and each company's complete filing history.

Source filing ↗SC TO-T/A · the filing we parseAll documents in this filing ↗accession 0001193125-25-131545bluebird bio, Inc. — all SEC filings ↗EDGAR company pageCarlyle Partners Growth, L.P. — 8-K announcements ↗where the spin-off was announcedCarlyle Partners Growth, L.P. — all SEC filings ↗parent EDGAR company page