Whitehawk Therapeutics WHWK Insider Ownership

Updated Oct 10, 2026

Over the trailing 12 months, WHWK insiders sold $2.58 million worth of shares (705.36K shares) in open-market trades, with no open-market purchases.

• Counted by insider, open-market selling of WHWK stock in the past 12 months came from 3 insiders, with no insider buying.
• David James Lennon (Chief Executive Officer) led open-market sales of Whitehawk Therapeutics stock over the past 12 months with $1.06 million (306.88K shares), most recently on April 9, 2026.
• Whitehawk Therapeutics' latest insider trade on the open market was a sale of 141.6K shares for $584,808 by Scott M. Giacobello (Chief Financial Officer) on April 16, 2026.
• Apart from open-market trades, WHWK insiders received 414.54K shares in stock awards and acquired 1.64Mn shares through option exercises and conversions in the past 12 months.
• Per Business Quant, WHWK insiders together hold 13.76Mn shares based on their latest Form 4 filings, unchanged from 13.76Mn shares at the end of Q2 2026 and up 11.02% from 12.39Mn shares at the end of Q3 2025.
• Of the 13.76Mn shares held by Whitehawk Therapeutics insiders, 1.65Mn shares (11.97%) are held directly and 12.11Mn shares (88.03%) indirectly, through trusts, partnerships, family members and other entities.
• Business Quant counts 9 insiders with holdings in Whitehawk Therapeutics stock, among the officers, directors and 10% owners who have filed a Form 4 in the past two years.
• WHWK's largest insider holders by reported holdings are Behzad Aghazadeh (Director and 10% owner, 3.47Mn shares), Anupam Dalal (Director, 3.41Mn shares) and Caley Castelein (Director, 2.44Mn shares).
• The largest insider, Behzad Aghazadeh, holds 25.24% of WHWK's insider total.
• Institutional holders reported 52.17% of Whitehawk Therapeutics' outstanding shares for Q2 2026; insiders' latest Form 4 filings put their stake at about 16.60%, and other investors, including the public, hold the remaining 31.23%.
• Over the trailing 12 months, 14 insiders reported transactions in WHWK stock across 38 Form 4 filings.
• Insider figures for WHWK include Form 4 filings through September 18, 2026.