ALKS: Alkermes plc. insider trading, 5% holders and institutional ownership

From public SEC filings: open-market insider purchases and sales (Form 4, last 180 days), holders of 5% or more (Schedules 13D and 13G) and institutional ownership (Form 13F). Insider and 5% data delayed 48 hours.

Insider trading

0 open-market buys totaling - and 1 sales totaling $83K in the last 180 days.

Insider sales

Trade dateInsiderRoleValue10b5-1 plan
2026-10-02Gaffin David JosephOfficer$83Kyes

Clinical trial readouts

7 Phase 2 or 3 trials by Alkermes plc. with a primary completion date in the last 90 days or the next 12 months and no results posted yet, from ClinicalTrials.gov. (est.) = company estimate.

Primary completionDrugConditionPhasePatientsStatusTrial
2026-09 (est.)OLZ/SAMSchizophreniaPhase 3220RecruitingNCT05303064
2026-11 (est.)ALKS 2680Idiopathic HypersomniaPhase 2126Enrollment completeNCT06843590
2027-05 (est.)ALKS 2680 Dose 1Narcolepsy Type 1Phase 3150RecruitingNCT07455383
2027-05 (est.)ALKS 2680 Dose 1Narcolepsy Type 2Phase 3176RecruitingNCT07502443
2027-06 (est.)ALKS 2680 Dose 1Narcolepsy Type 1Phase 3150RecruitingNCT07540897
2027-07 (est.)ALKS 7290Attention Deficit Disorder With Hyperactivity (ADHD)Phase 2312RecruitingNCT07755410
2027-09 (est.)OLZ/SAMBipolar I DisorderPhase 3236Enrolling by invitationNCT04987229

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