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© 2026 InsiderTradingScreener.com. Data from SEC EDGAR Form 4 filings.For informational purposes only. Not financial advice.

Home/Companies/Zenas BioPharma, Inc.

Zenas BioPharma, Inc.

50 insider trades tracked

ZBIO

Insider trades

50

Bought (open market)

$30M

Sold (open market)

$0

Acquired (grants)

$34K

Unique insiders

14

12-month activity

Monthly insider buy vs sell totals for Zenas BioPharma, Inc..

BuysSells

Recent insider trades

Most recent Form 4 filings for Zenas BioPharma, Inc..

Boylan James Pgranted18,500 shares ofZBIOat $0Jun 17Details
Fox Jennifer A.granted125,000 shares ofZBIOat $0Jun 17Details
von Moltke Lisagranted150,000 shares ofZBIOat $0Jun 17Details
Lu Hongbogranted18,500 shares ofZBIOat $0

Insiders at this company

Executives and directors who have filed Form 4s.

MOULDER LEON O JR12 trades
Lu Hongbo7 trades
Allen Patricia L5 trades
ENRIGHT PATRICK G4 trades
Nunn Jason Raleigh3 trades
Fairmount Funds Management LLC3 trades
Farmer Joseph L3 trades
Fox Jennifer A.3 trades

Explore insider screeners

Latest CEO & CFO Purchases Latest CEO & CFO Sales Director Purchases Officer Purchases Top Purchases This Week Top Sales This Week Top Officer Buys (Month)10% Owner Filings 10b5-1 Planned Trades Discretionary Trades Buy/Sell Ratios Politician–Insider Overlap

ORLOFF JOHN Jgranted18,500 shares ofZBIOat $0Jun 17Details

Nunn Jason Raleighgranted18,500 shares ofZBIOat $0Jun 17Details

Allen Patricia Lgranted18,500 shares ofZBIOat $0Jun 17Details

Farmer Joseph Lgranted175,000 shares ofZBIOat $0Jun 17Details

ENRIGHT PATRICK Ggranted18,500 shares ofZBIOat $0Jun 17Details

MOULDER LEON O JRgranted500,000 shares ofZBIOat $0Jun 17Details

MOULDER LEON O JRbought60,000 shares ofZBIOat $16.88$1MMay 18Details

MOULDER LEON O JRbought35,000 shares ofZBIOat $17.62$617KApr 29Details

MOULDER LEON O JRbought25,000 shares ofZBIOat $18.02$451KApr 29Details

Lu Hongbobought3,768 shares ofZBIOat $18.63$70KApr 2Details

Fairmount Funds Management LLCbought150,000 shares ofZBIOat $20$3MApr 1Details

Lu Hongbobought75,000 shares ofZBIOat $20$1.5MMar 31Details

MOULDER LEON O JRbought34,000 shares ofZBIOat $19.31$657KMar 31Details

MOULDER LEON O JRbought20,000 shares ofZBIOat $18.23$365KMar 31Details

Allen Patricia Lbought4,160 shares ofZBIOat $26.36$110KFeb 13Details

Allen Patricia Lbought5,700 shares ofZBIOat $24.34$139KFeb 13Details

Allen Patricia Lbought5,000 shares ofZBIOat $23.77$119KFeb 13Details

Lu Hongbobought25,985 shares ofZBIOat $22.5$585KFeb 13Details

Fox Jennifer A.granted1,592 shares ofZBIOat $13.35$21KJun 17Details

Farmer Joseph Lgranted974 shares ofZBIOat $13.35$13KJun 17Details

MOULDER LEON O JRbought57,000 shares ofZBIOat $17.96$1MFeb 3Details

MOULDER LEON O JRbought20,000 shares ofZBIOat $16.55$331KJan 9Details

MOULDER LEON O JRbought30,000 shares ofZBIOat $16.3$489KJan 9Details

MOULDER LEON O JRbought50,000 shares ofZBIOat $16.38$819KJan 9Details

SR ONE CAPITAL MANAGEMENT, LLCbought63,157 shares ofZBIOat $19$1.2MOct 14Details

SR ONE CAPITAL MANAGEMENT, LLCbought63,158 shares ofZBIOat $19$1.2MOct 14Details

View all trades for ZBIO →

von Moltke Lisa

2 trades

Boylan James P2 trades

ORLOFF JOHN J2 trades

SR ONE CAPITAL MANAGEMENT, LLC2 trades

Xiao Ting1 trades

Oliveira Orlando1 trades

Zenas BioPharma, Inc. (ZBIO) — Insider Trading Activity | Insider Trading Screener