Whitehawk Therapeutics, Inc. (WHWK) Insider Ownership

Historic Insider Ownership Trends

WHWK's three largest insider shareholders as of April 17, 2026 are Behzad Aghazadeh (Director, 3.47Mn shares), Anupam Dalal (Director, 3.41Mn shares), Caley Castelein (Director, 2.17Mn shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Behzad Aghazadeh - 0 3,471,752 26 Sep, 2022
Anupam Dalal - 0 3,410,402 04 Mar, 2025
Caley Castelein - 0 2,165,998 04 Mar, 2025
Neil Desai Executive Chairman 0 1,411,543 04 Mar, 2024
Baiteng Zhao - 0 1,250,000 04 Mar, 2025
Baiteng Zhao - 0 1,250,000 04 Mar, 2025
Baiteng Zhao - 0 1,250,000 04 Mar, 2025
Baiteng Zhao - 0 1,250,000 04 Mar, 2025
Neil Desai Executive Chairman 0 1,171,543 05 Sep, 2024
David James Lennon Chief Executive Officer 518,622 0 10 Apr, 2026
Scott M. Giacobello Chief Financial Officer 502,002 0 03 Apr, 2026
Bryan Ball - 397,106 0 15 Apr, 2026
Caley Castelein - 295,414 0 02 Jul, 2021
Steven Prelack - 24,485 0 02 Jul, 2021
Steven Prelack - 24,485 0 02 Jul, 2021
Steven Prelack - 24,485 0 02 Jul, 2021
Steven Prelack - 24,485 0 02 Jul, 2021
Brendan Delaney Chief Operating Officer 20,000 0 27 Sep, 2022
Brendan Delaney Chief Operating Officer 20,000 0 27 Sep, 2022
Brendan Delaney Chief Operating Officer 20,000 0 27 Sep, 2022
Brendan Delaney Chief Operating Officer 20,000 0 27 Sep, 2022
Anupam Dalal - 16,959 0 02 Jul, 2021
Cheryl Cohen - 16,160 0 02 Jul, 2021
Cheryl Cohen - 16,160 0 02 Jul, 2021
Cheryl Cohen - 16,160 0 02 Jul, 2021
Pravin Dugel - 12,568 0 02 Jul, 2021

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
13 Apr, 2026 Bryan Ball Common Stock D 26,389 $3.46 489,566 D S
14 Apr, 2026 Bryan Ball Common Stock D 92,460 $3.64 397,106 D S
09 Apr, 2026 Bryan Ball Common Stock D 50,000 $3.57 522,551 D S
10 Apr, 2026 Bryan Ball Common Stock D 6,596 $3.43 515,955 D S
09 Apr, 2026 David James Lennon Common Stock D 14,500 $3.38 518,622 D S
06 Apr, 2026 David James Lennon Common Stock D 102,395 $3.51 691,154 D S
07 Apr, 2026 David James Lennon Common Stock D 94,087 $3.43 597,067 D S
08 Apr, 2026 David James Lennon Common Stock D 63,945 $3.40 533,122 D S
01 Apr, 2026 David James Lennon Common Stock A 775,828 - 820,407 D M
01 Apr, 2026 Bryan Ball Common Stock A 366,532 - 572,551 D M
01 Apr, 2026 Scott M. Giacobello Common Stock A 473,902 - 502,002 D M
01 Apr, 2026 David Dornan Stock Option (right to buy) A 282,340 $0.00 282,340 D A
01 Apr, 2026 Margaret Dugan Stock Option (right to buy) A 283,157 $0.00 283,157 D A
02 Apr, 2026 David James Lennon Common Stock D 26,858 $3.48 793,549 D S
01 Apr, 2026 Bryan Ball Restricted Stock Units D 366,532 $0.00 0 D M
01 Apr, 2026 Scott M. Giacobello Restricted Stock Units D 473,902 $0.00 0 D M
01 Apr, 2026 David James Lennon Restricted Stock Units D 775,828 $0.00 0 D M
01 Apr, 2026 Bryan Ball Stock Option (right to buy) A 250,058 $0.00 250,058 D A
01 Apr, 2026 Scott M. Giacobello Stock Option (right to buy) A 300,677 $0.00 300,677 D A
01 Apr, 2026 David James Lennon Stock Option (right to buy) A 831,148 $0.00 831,148 D A