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Obsidian Therapeutics Inc.

OBX
Healthcare|Biotechnology|US
$13.87
+4.26 (+44.43%)
Financing Filings (last 12 months)
2
Shelf registrations / offering prospectuses — latest Aug 28, 2026 (S-1). Possible dilution.

Upcoming Data Readouts (1)

Jun 2029
Est. completion
P1P2Tumor Skin
Safety and Efficacy of OBX-115 in Advanced Solid Tumors
NCT06060613n=254

Recent Press Releases

Obsidian Therapeutics to Present Updated Amsoki-cel Efficacy and Pooled Safety Data in Advanced Melanoma at SITC 2026 Annual Meeting
Nov 6, 2026 · Business Wire
Obsidian Therapeutics to Present Updated Amsoki-cel (OBX-115) Phase 1/2 Data in Advanced Melanoma at SITC 2026 Annual Meeting
Oct 2, 2026 · Business Wire

SEC Filings (21)

Last two years from EDGAR. Insider Form 4s are on the Ownership tab.

FiledFormWhat it isLinks
Oct 5, 2026SC 13GPassive 5%+ stakeDocumentIndex
Sep 9, 2026EFFECTDocumentIndex
Aug 28, 2026S-1IPO / offering registrationDocumentIndex
Aug 14, 20268-K/AMaterial eventDocumentIndex
Aug 14, 202610-QQuarterly reportDocumentIndex
Aug 11, 2026SC 13GPassive 5%+ stakeDocumentIndex
Aug 10, 2026SC 13GPassive 5%+ stakeDocumentIndex
Aug 10, 2026SC 13GPassive 5%+ stakeDocumentIndex
Aug 10, 2026SC 13GPassive 5%+ stakeDocumentIndex
Aug 3, 2026S-8Employee stock planDocumentIndex
Aug 3, 20268-KMaterial eventDocumentIndex
Aug 3, 2026CERTDocumentIndex
Aug 3, 20268-A12B/ADocumentIndex
Aug 3, 20268-A12BDocumentIndex
Jul 2, 2026EFFECTDocumentIndex
Jul 2, 2026424B3Offering prospectusDocumentIndex
Jul 2, 2026S-4/ADocumentIndex
Jun 30, 2026S-4/ADocumentIndex
Jun 24, 2026S-4/ADocumentIndex
Jun 2, 2026S-4/ADocumentIndex
Apr 22, 2026S-4DocumentIndex