HALOZYME THERAPEUTICS, INC. (HALO) Insider Trading -- Recent Executive & Director Transactions

13 insiders reported 224 Form 4 transactions for HALOZYME THERAPEUTICS, INC. (HALO) over the past 18 months (most recent 2026-08-19). Recent activity: Torley Helen (PRESIDENT AND CEO) Buy 20,000 shares, Torley Helen (PRESIDENT AND CEO) Sell 3,200 shares, Torley Helen (PRESIDENT AND CEO) Sell 500 shares, Torley Helen (PRESIDENT AND CEO) Sell 2,100 shares, Torley Helen (PRESIDENT AND CEO) Sell 9,000 shares. Source: SEC Form 4.

DateInsiderTitleTypeSharesValue
2026-08-19Torley HelenPRESIDENT AND CEOBuy20,000$368,200
2026-08-19Torley HelenPRESIDENT AND CEOSell3,200$344,848
2026-08-19Torley HelenPRESIDENT AND CEOSell500$50,228
2026-08-19Torley HelenPRESIDENT AND CEOSell2,100$213,709
2026-08-19Torley HelenPRESIDENT AND CEOSell9,000$922,977
2026-08-19Torley HelenPRESIDENT AND CEOSell7,500$776,115
2026-08-19Torley HelenPRESIDENT AND CEOBuy20,000$368,200
2026-08-19Torley HelenPRESIDENT AND CEOSell900$89,062
2026-08-19Torley HelenPRESIDENT AND CEOSell4,897$509,827
2026-08-19Torley HelenPRESIDENT AND CEOSell9,400$985,816
2026-08-19Torley HelenPRESIDENT AND CEOBuy20,000$368,200
2026-08-19Torley HelenPRESIDENT AND CEOSell7,200$765,778
2026-08-19Torley HelenPRESIDENT AND CEOSell9,600$1.0M
2026-08-19Torley HelenPRESIDENT AND CEOSell5,703$587,882
2026-08-11Connaughton BernadetteDirectorSell1,626$167,153
2026-07-09Torley HelenPRESIDENT AND CEOBuy1,923$23,211
2026-07-09Torley HelenPRESIDENT AND CEOSell888$70,397
2026-07-09Torley HelenPRESIDENT AND CEOSell1,035$82,994
2026-07-02RAMSAY DAVID AEVP, PRESIDENT, DRUG DELIVERYBuy10,000$0
2026-07-02RAMSAY DAVID AEVP, PRESIDENT, DRUG DELIVERYSell5,408$423,284
2026-07-02Connaughton BernadetteDirectorSell625$48,256
2026-07-02Connaughton BernadetteDirectorSell1,000$76,395
2026-06-30Krishnan MaheshDirectorBuy7,304$280,912
2026-06-30Krishnan MaheshDirectorSell7,304$547,800
2026-06-15Snyder Mark HowardSVP, CHIEF LEGAL OFFICERBuy5,034$0

Source: SEC Form 4 filings · as of 2026-08-19