$ALKS

Parisi Samuel Joseph sold $687K of ALKS

Parisi Samuel Joseph (VP, Finance (Interim PAO)) sold 16,217 shares of Alkermes plc. (ALKS) at $42.36 ($0.69M total) on 2026-05-29.

Original reporting
SEC EDGAR · Parisi Samuel Joseph
Published May 29, 2026, 10:03 PM UTC
Analysis
alphai AI DeskAI-generated
Added to alphai May 29, 2026, 10:05 PM UTC. Informational, not investment advice.
How this was made
alphai summarizes source reporting and applies a structured AI analysis for relevance, timing, sentiment and ticker impact. Always verify material claims with the original publisher.
alphai market briefInsider activity
Primary signal
$ALKS
Bearish
medium confidence
Mentioned
$ALKS
Relevance
6/10
alphai data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$ALKSBearishLow
01

Why it matters

The disclosure updates insider activity records; it may slightly influence short-term sentiment but does not introduce new company fundamentals.

02

Market read

Traders may monitor for follow-on insider activity, but this single sale is unlikely to drive a durable repricing without accompanying fundamental news.

03

What to watch

No 10b5-1 plan is cited, but the filing still lacks context (e.g., diversification, tax obligations, pre-scheduled personal events), limiting inference about future fundamentals.

Relevance 6/10Novelty 6/10Timing: Filed same day (2026-05-29) as the sale date, for immediate awareness.

Background

The article is an SEC EDGAR Form 4 insider transaction disclosure for Alkermes (ALKS).

Company-level read

Ticker impact

$ALKSBearishMedium confidence
Context

Alkermes (ALKS) is the issuer of an SEC Form 4 showing VP Finance Parisi Samuel Joseph sold 16,217 shares on 2026-05-29.

Expected impact

Likely limited near-term impact; any effect should be small and fade unless followed by additional insider selling or company-specific news.

Evidence & confidence

The filing is a routine Form 4 open-market sale with no 10b5-1 plan stated; however, insider sales are common and the article provides no new operating/clinical/financial information.

Market effects

Minimal; this is company-specific insider activity with no sector-wide regulatory/clinical read-across provided.

None indicated; US-listed issuer only.

None indicated; no cross-border deal/regulatory action mentioned.

Counterpoint

The sale could be liquidity/tax-driven and not a bearish view, especially since insider transactions often occur for non-informational reasons.

Key entities

  • Alkermes plc

    Subject company for the SEC Form 4 insider sale disclosed on 2026-05-29.

  • Parisi Samuel Joseph

    VP, Finance (Interim PAO) who sold 16,217 ALKS shares for ~$687k.

Full insider trading history

This story covers one filing. See everything behind it: every insider buy and sell on record, 10b5-1 plans, late filings, and which officers and directors are trading.

Related articles

$ALKSMedAI 8/10

Phase 2 Data on Investigational Narcolepsy Drug Published

Alkermes' investigational narcolepsy drug alixorexton showed statistically significant improvements in wakefulness and cataplexy in a phase 2 study. The treatment was well-tolerated and improved patient-reported outcomes. The company has initiated a phase 3 program based on these results, according to the company.

$ALKSMedAI 9/10

Did Positive Vibrance-1 Data and Brilliance Phase 3 Launch Just Shift Alkermes' (ALKS) Investment Narrative?

Alkermes (ALKS) reported positive Phase 2 data for alixorexton in narcolepsy, leading to a global Phase 3 trial launch. The data, published in The Lancet Neurology, showed significant improvements in wakefulness and safety. The company aims for $2.3B revenue by 2029, with analysts projecting up to $2.8B. Success hinges on Phase 3 trial outcomes.

$ALKSMedAI 8/10

Alkermes plc: The Lancet Neurology Publishes Data From Alkermes' Positive Vibrance-1 Phase 2 Study of Alixorexton in Adults With Narcolepsy Type 1

Alkermes (ALKS) announced positive phase 2 study results for alixorexton in adults with narcolepsy type 1, published in The Lancet Neurology. The study showed statistically significant improvements in wakefulness and cataplexy, with all doses well-tolerated. Alkermes has initiated phase 3 trials for alixorexton in narcolepsy types 1 and 2.