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SPTX US Equity

Seaport Therapeutics, Inc.Health Care · Pharmaceutical Preparations · CIK 2042347 · FY ends Dec 31
$23.97
-0.43 (-1.76%)
USD · as of 2026-08-18 · marketstack
2 registered studies · 2 active

Studies where SPTX is the lead sponsor, as filed with ClinicalTrials.gov. Completion dates are the sponsor's own projected windows and are revised as a study runs. Active studies first, then completed and stopped — newest readout first within each.

2 interventional

Held by 3 tracked-famous managers (CITADEL ADVISORS LLC, MILLENNIUM MANAGEMENT LLC, Squarepoint Ops LLC) · FINRA short interest 30.8 days to cover (settled 2026-07-31) · insider 90d: 1 buys / 0 sells · government filings 180d: none disclosed

StudyPhaseStatusInterventionsConditionsEnrollmentPrimary completionReadout inUpdated
An Open-Label Extension Study to Evaluate the Safety and Tolerability of SPT-300 (GlyphAllo) in Participants With Major Depressive Disorder, With or Without Anxious Distress (BUOY-1 OLE Study)NCT07161700Safety and tolerability assessments based on Treatment-emergent Adverse Events (TEAEs), Serious Adverse Events (SAEs) and validated clinical scales and proceduresOpen-label · TreatmentPhase 2Enrolling by invitationDrug: SPT-300Major Depressive Disorder (MDD), Major Depressive Disorder With Anxious Distress360May 2027≤ 285 d2026-08-17
A Study to Evaluate the Efficacy and Safety of SPT-300 (GlyphAllo) in Participants With Major Depressive Disorder, With or Without Anxious Distress (BUOY-1 Study)NCT07065240Change From Baseline to Day 42 in Hamilton Depression Rating Scale-17 (HAM-D-17) Total ScoreRandomized · Quadruple-masked · TreatmentPhase 2RecruitingDrug: SPT-300, PlaceboMajor Depressive Disorder (MDD), Major Depressive Disorder With Anxious Distress360Mar 2027≤ 224 d2026-08-17

Primary completion is the date the sponsor filed with the registry — their own projection, revised whenever they revise it, unless the row is marked actual.

Source: ClinicalTrials.gov, retrieved 2026-08-19