ALKS

Alkermes plc.

Latest Form 4:Sale$373KbyNichols Christian Todd (SVP, Chief Commercial Officer) · filed Aug 17, 2026

Alkermes plc. (ALKS) has 55 SEC Form 4 filings (116 transaction rows) in the rolling window, disclosed by 7 distinct insiders. Most recent filing: Aug 17, 2026.

The most active filer is EVP R&D, Chief Medical Officer Hopkinson Craig C. with 13 filings. Insiders have net sold $6.5M over the trailing 6 months.

  • Industry:Drug Manufacturers - Specialty & Generic
  • CEO:Blair Jackson
  • Employees:2,050
  • HQ:Dublin, DU, IE
  • IPO:1991-07-16

Insider Buying

$0

reported purchases (SEC code P)

Insider Selling

$10.0M

reported sales (SEC code S)

Unique Insiders

7

in the rolling window

Market Cap

$8.0B

latest known value

Source
Nichols Christian ToddFirst in 6 months
Sale$373KAug 17SEC ↗
Sale$2.2MAug 3SEC ↗
Sale$437KAug 3SEC ↗
Sale$99KAug 3SEC ↗
Sale$110KJul 6SEC ↗
Sale$464KJul 1SEC ↗
Sale$90KJun 13SEC ↗
Sale$88KJun 4SEC ↗
Sale$375KJun 1SEC ↗
Sale$687KMay 29SEC ↗
Sale$68KMay 5SEC ↗
Sale$301KMay 2SEC ↗
Sale$70KApr 6SEC ↗
Sale$320KApr 1SEC ↗
Sale$267KMar 4SEC ↗
Sale$60KMar 4SEC ↗
Sale$61KMar 4SEC ↗
Sale$180KMar 4SEC ↗
Sale$202KMar 4SEC ↗
Cooke ShaneFirst filing
Sale$2.1MFeb 2SEC ↗
Sale$305KFeb 2SEC ↗
Sale$150KJan 8SEC ↗
Sale$112KJan 2SEC ↗
Sale$112KDec 5SEC ↗
Sale$117KDec 1SEC ↗
Sale$273KNov 3SEC ↗
Hopkinson Craig C.First filing
Sale$284KOct 15SEC ↗

Related companies

Alkermes plc. is in the Healthcare sector.