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Zenas BioPharma, Inc.

ZBIO NASDAQ CIK: 0001953926 Pharmaceutical Preparations Inc. in DE
View on SEC.gov →
Overview All Filings Annual Quarterly Insiders

Recent Filings

All 153 filings →
Form Description Date
FWP FWP Mar 27, 2026
FWP FWP Mar 27, 2026
424B5 424B5 Mar 26, 2026
424B5 424B5 Mar 26, 2026
FWP FWP Mar 26, 2026
DEFA14A DEFA14A Mar 16, 2026
ARS ARS Mar 16, 2026
DEF 14A DEF 14A Mar 16, 2026
S-8 FORM S-8 Mar 16, 2026
10-K 10-K Mar 16, 2026

Insider Transactions

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Insider Title Type Shares Owns After Date
Nunn Jason Raleigh Purchase 63,158 @ $19.00 1,173,395 Oct 9, 2025
SR ONE CAPITAL MANAGEMENT, LLC Purchase 63,158 @ $19.00 1,173,395 Oct 9, 2025
ENRIGHT PATRICK G Purchase 11,990 @ $20.85 11,990 Oct 9, 2025
MOULDER LEON O JR See Remarks Purchase 36,928 @ $20.85 36,928 Oct 7, 2025
Harwin Peter Evan Purchase 316,219 @ $19.00 2,209,025 Oct 7, 2025
MOULDER LEON O JR Chief Executive Officer Purchase 25,000 @ $6.67 266,155 Feb 18, 2025
Xiao Ting Purchase 10,000 @ $7.76 10,000 Feb 7, 2025
Xiao Ting Purchase 10,000 @ $7.76 47,000 Feb 7, 2025
MOULDER LEON O JR Chief Executive Officer Purchase 25,000 @ $10.76 196,155 Dec 4, 2024
MOULDER LEON O JR Chief Executive Officer Purchase 2,500 @ $14.57 171,155 Nov 18, 2024