Insider filing · ZBIO

Sr One Capital Management, Llc bought $2.4M of Zenas BioPharma (ZBIO)

Executed Oct 9 2025, disclosed Oct 14 2025, 5 days later.

Over the 21 trading sessions from the disclosed entry session (Oct 14 2025), the stock returned +35.5% (delay-adjusted); from the execution session (Oct 9 2025), +23.8%. Derived: entry at the session's open, exit at the close 20 sessions later.

SL Sr One Capital Management, Llc 10% owner profile →

Sr One Capital Management, Llc (10% owner) filed 3 Form 4 reports as a reporting entity in the trailing twelve months (3 purchases, 0 sales), most often in AVLN. Across 3 priced purchase filings, the average 21-session return was +7.4% from execution and +11.3% from disclosure (delay-adjusted; derived). The largest single filing was $10.0M of ODTX (555,555 sh across 3 lots, as filed), executed May 11.

ZBIO Zenas BioPharma, Inc. ZBIO · Healthcare · 18 filings in 24 months ticker →

Healthcare · Zenas BioPharma, Inc., a clinical-stage biopharma company, engages in the development and commercialization of transformative immunology-ba…

More Healthcare filings→ Insider filings, newest first→ View the original filing at www.sec.gov→