Zenas BioPharma, Inc. - ZBIO

Insiders (Form 4) · last 180 days · showing up to 200 transactions · Form 144 is shown in the SEC filings tab · Updating…
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Transaction codes: P = Open-market purchase · S = Open-market sale · A = Grant/award · M = Exercise/conversion of derivative · G = Gift · F = Tax withholding · J = Other · A/D: A = Acquired (buy/receive) · D = Disposed (sell/give)
Filed Owner Title Code A/D Shares Price Value Shares after SEC
Apr 02, 2026 P A 3,768.0 18.63 70,197.84 426,736.0 View
Apr 01, 2026 P A 150,000.0 20.0 3,000,000.0 2,359,025.0 View
Mar 31, 2026 Chief Executive Officer P A 34,000.0 19.31 656,540.0 1,726,039.0 View
Mar 31, 2026 Chief Executive Officer P A 20,000.0 18.23 364,600.0 1,692,039.0 View
Mar 31, 2026 P A 75,000.0 20.0 1,500,000.0 422,968.0 View
Feb 13, 2026 P A 25,985.0 22.5 584,662.5 347,968.0 View
Feb 13, 2026 P A 4,160.0 26.36 109,657.6 19,860.0 View
Feb 13, 2026 P A 5,000.0 26.5 132,500.0 15,700.0 View
Feb 13, 2026 P A 5,700.0 24.34 138,738.0 10,700.0 View
Feb 13, 2026 P A 5,000.0 23.77 118,850.0 5,000.0 View
Feb 03, 2026 Chief Executive Officer P A 57,000.0 17.96 1,023,720.0 423,155.0 View
Jan 09, 2026 Chief Executive Officer P A 20,000.0 16.55 331,000.0 366,155.0 View
Jan 09, 2026 Chief Executive Officer P A 30,000.0 16.3 489,000.0 346,155.0 View
Jan 09, 2026 Chief Executive Officer P A 50,000.0 16.38 819,000.0 316,155.0 View
Oct 14, 2025 P A 11,990.0 20.85 249,991.5 11,990.0 View
Oct 14, 2025 P A 105,265.0 19.0 2,000,035.0 1,832,669.0 View
Oct 14, 2025 P A 63,157.0 19.0 1,199,983.0 1,917,895.0 View
Oct 14, 2025 P A 63,158.0 19.0 1,200,002.0 1,173,395.0 View
Oct 14, 2025 P A 63,158.0 19.0 1,200,002.0 1,173,395.0 View
Oct 09, 2025 P A 316,219.0 19.0 6,008,161.0 2,209,025.0 View
Oct 09, 2025 See Remarks P A 36,928.0 20.85 769,948.8 36,928.0 View
Oct 09, 2025 P A 263,160.0 19.0 5,000,040.0 321,983.0 View
Oct 09, 2025 P A 58,823.0 17.0 999,991.0 58,823.0 View