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Home/Companies/Atrium Therapeutics, Inc.

Atrium Therapeutics, Inc.

125 insider trades tracked

RNA
Insider trades
125
Bought (open market)
$0
Sold (open market)
$32.6M
Unique insiders
17

12-month activity

Monthly insider buy vs sell totals for Atrium Therapeutics, Inc..

BuysSellsFilings with no price (gifts, grants)
Show data table
MonthBuysSellsFilings
November 2025$0$00
December 2025$0$018
January 2026$0$4.2M18
February 2026$0$05
March 2026$0$00
April 2026$0$012
May 2026$0$00
June 2026$0$00
July 2026$0$00
August 2026$0$00
September 2026$0$08
October 2026$0$00

Recent insider trades

Most recent Form 4 filings for Atrium Therapeutics, Inc..

  • Gallagher Kathleen P.tax-withheld11,632 shares ofRNAat $8.95$104KSep 18 · filed Sep 22Details
  • Flanagan W. Michaeltax-withheld22,812 shares ofRNAat $8.95$204KSep 18 · filed Sep 22Details
  • Younis Husamtax-withheld11,216 shares ofRNAat $8.95$100KSep 18

Insiders at this company

Executives and directors who have filed Form 4s.

  • Hughes Steven George25 trades
  • Gallagher Kathleen P.17 trades
  • Boyce Sarah12 trades
  • McCarthy Teresa11 trades
  • WILSON TROY EDWARD10 trades
  • Mosbrooker Eric10 trades
  • Flanagan W. Michael9 trades
  • Calderaro Charles III5 trades

Explore insider screeners

Latest CEO & CFO PurchasesLatest CEO & CFO SalesDirector PurchasesOfficer PurchasesTop Purchases This WeekTop Sales This WeekTop Officer Buys (Month)10% Owner Filings10b5-1 Planned TradesDiscretionary TradesBuy/Sell RatiosPolitician-Insider Overlap
· filed Sep 22
Details
  • Boyce Sarahtax-withheld126,418 shares ofRNAat $8.95$1.1MSep 18 · filed Sep 22Details
  • Hoyos Rocio Martintax-withheld8,320 shares ofRNAat $8.95$74KSep 18 · filed Sep 22Details
  • Kenney Stephanietax-withheld2,375 shares ofRNAat $8.95$21KSep 18 · filed Sep 22Details
  • Hughes Steven Georgetax-withheld21,459 shares ofRNAat $8.95$192KSep 18 · filed Sep 22Details
  • Winslow Brendan R.tax-withheld6,742 shares ofRNAat $8.95$60KSep 18 · filed Sep 22Details
  • Kenney Stephaniegranted60,000 shares ofRNAat $0Apr 20 · filed Apr 22Details
  • Kenney Stephaniegranted30,000 shares ofRNAat $0Apr 20 · filed Apr 22Details
  • Winslow Brendan R.granted60,000 shares ofRNAat $0Apr 20 · filed Apr 22Details
  • Winslow Brendan R.granted30,000 shares ofRNAat $0Apr 20 · filed Apr 22Details
  • Hoyos Rocio Martingranted60,000 shares ofRNAat $0Apr 20 · filed Apr 22Details
  • Hoyos Rocio Martingranted30,000 shares ofRNAat $0Apr 20 · filed Apr 22Details
  • Younis Husamgranted60,000 shares ofRNAat $0Apr 20 · filed Apr 22Details
  • Younis Husamgranted30,000 shares ofRNAat $0Apr 20 · filed Apr 22Details
  • Gallagher Kathleen P.granted205,000 shares ofRNAat $0Apr 20 · filed Apr 22Details
  • Gallagher Kathleen P.granted102,500 shares ofRNAat $0Apr 20 · filed Apr 22Details
  • Hughes Steven Georgegranted60,000 shares ofRNAat $0Apr 20 · filed Apr 22Details
  • Hughes Steven Georgegranted30,000 shares ofRNAat $0Apr 20 · filed Apr 22Details
  • Skerjanec Simonagranted20,000 shares ofRNAat $0Feb 27 · filed Mar 2Details
  • Flanagan W. Michaelgranted20,000 shares ofRNAat $0Feb 27 · filed Mar 2Details
  • Boyce Sarahgranted20,000 shares ofRNAat $0Feb 27 · filed Mar 2Details
  • WILSON TROY EDWARDgranted20,000 shares ofRNAat $0Feb 27 · filed Mar 2Details
  • BOESS CARSTENgranted20,000 shares ofRNAat $0Feb 27 · filed Mar 2Details
  • Hughes Steven Georgesold2,878 shares ofRNAat $72.45$209KJan 21 · filed Jan 23Details
  • Hughes Steven Georgesold2,017 shares ofRNAat $72.45$146KJan 21 · filed Jan 23Details
  • Boyce Sarahsold7,993 shares ofRNAat $72.45$579KJan 21 · filed Jan 23Details
  • Boyce Sarahsold6,394 shares ofRNAat $72.45$463KJan 21 · filed Jan 23Details
  • Flanagan W. Michaelsold2,558 shares ofRNAat $72.45$185KJan 21 · filed Jan 23Details
  • View all trades for RNA →
    MacLean Michael F
    4 trades
  • LEVIN ARTHUR A4 trades
  • Moriarty John B4 trades
  • Younis Husam3 trades
  • Hoyos Rocio Martin3 trades
  • Winslow Brendan R.3 trades
  • Kenney Stephanie3 trades
  • BOESS CARSTEN1 trades
  • Skerjanec Simona1 trades