Moulder Leon O Jr

Zenas BioPharma, Inc. ยท Chief Executive Officer

Moulder Leon O Jr is listed in public filings as director, officer: Chief Executive Officer. This Moulder Leon O Jr insider trading page organizes Form 4 disclosures, reported purchases and sales, transaction dates, share amounts, related issuers, and historical insider activity so readers can review the person's public trading record in one place. Companies and tickers connected to this insider trading profile include Zenas BioPharma, Inc. (ZBIO), and Zai Lab Limited (ZLAB). Investors use Moulder Leon O Jr's insider trading disclosures to study buying and selling patterns, position changes, company-specific activity, and the source evidence behind each reported transaction.

Latest Actions

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
Zenas BioPharma, Inc.ZBIO$1.6M96.9k sharesBuyMay 18, 2026$1.0M60k shares$16.88--

Insider Trades History

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
Zenas BioPharma, Inc.ZBIO$31M1.8M sharesBuyApr 29, 2026$616.7K35k shares$17.62--
Zenas BioPharma, Inc.ZBIO$32M1.8M sharesBuyApr 28, 2026$450.5K25k shares$18.02--
Zenas BioPharma, Inc.ZBIO$33M1.7M sharesBuyMar 31, 2026$656.5K34k shares$19.31--
Zenas BioPharma, Inc.ZBIO$31M1.7M sharesBuyMar 30, 2026$364.6K20k shares$18.23--
Zenas BioPharma, Inc.ZBIO$7.6M423.2k sharesBuyFeb 2, 2026$1.0M57k shares$17.96--
Zenas BioPharma, Inc.ZBIO$6.1M366.2k sharesBuyJan 9, 2026$331.0K20k shares$16.55--
Zenas BioPharma, Inc.ZBIO$5.6M346.2k sharesBuyJan 8, 2026$489.0K30k shares$16.30--
Zenas BioPharma, Inc.ZBIO$5.2M316.2k sharesBuyJan 7, 2026$819.0K50k shares$16.38--
Zenas BioPharma, Inc.ZBIO$770k36.9k sharesBuyOct 7, 2025$769.9K36.9k shares$20.85--
Zai Lab LimitedZLAB--72.6k sharesGrant / ExerciseJun 18, 2025Disclosure amount unavailable10.8k shares----
Zenas BioPharma, Inc.ZBIO$4.8M400k sharesGrant / ExerciseJun 10, 2025$4.8M400k shares$11.94--
Zenas BioPharma, Inc.ZBIO$1.8M266.2k sharesBuyFeb 18, 2025$166.8K25k shares$6.67--
Zenas BioPharma, Inc.ZBIO$2.4M241.2k sharesBuyDec 4, 2024$449.1K45k shares$9.98--
Zenas BioPharma, Inc.ZBIO$2.1M196.2k sharesBuyDec 3, 2024$269.0K25k shares$10.76--
Zenas BioPharma, Inc.ZBIO$2.5M171.2k sharesBuyNov 19, 2024$36.4K2.5k shares$14.57--
Zenas BioPharma, Inc.ZBIO$2.5M168.7k sharesBuyNov 18, 2024$112.5K7.5k shares$15.00--
Zai Lab LimitedZLAB--61.8k sharesGrant / ExerciseJun 18, 2024Disclosure amount unavailable21.3k shares----