Harler Mary Beth

IGM Biosciences, Inc. · Chief Executive Officer

Harler Mary Beth is listed in public filings as director, officer: Chief Executive Officer. This Harler Mary Beth 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 IGM Biosciences, Inc. (IGMS). Investors use Harler Mary Beth'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
IGM Biosciences, Inc.IGMS--323.7k sharesOtherAug 14, 2025Disclosure amount unavailable323.7k shares----

Insider Trades History

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
IGM Biosciences, Inc.IGMS$412k323.7k sharesSellJul 23, 2025$18.5K14.5k shares$1.27--
IGM Biosciences, Inc.IGMS$406k338.2k sharesSellJun 16, 2025$1.8K1.5k shares$1.20--
IGM Biosciences, Inc.IGMS$418k339.7k sharesSellMar 14, 2025$9.0K7.3k shares$1.23--
IGM Biosciences, Inc.IGMS$2.6M347k sharesSellDec 16, 2024$12.8K1.7k shares$7.48--
IGM Biosciences, Inc.IGMS$5.3M370k sharesGrant / ExerciseOct 2, 2024$5.3M370k shares$14.40--
IGM Biosciences, Inc.IGMS--348.7k sharesGrant / ExerciseOct 2, 2024Disclosure amount unavailable185k shares----
IGM Biosciences, Inc.IGMS$1.9M163.7k sharesSellSep 13, 2024$17.2K1.5k shares$11.54--
IGM Biosciences, Inc.IGMS$0200k sharesOtherJul 19, 2024$12.3M200k shares$61.45--
IGM Biosciences, Inc.IGMS--140.2k sharesGrant / ExerciseJul 19, 2024Disclosure amount unavailable55k shares----
IGM Biosciences, Inc.IGMS--165.2k sharesGrant / ExerciseJul 19, 2024Disclosure amount unavailable25k shares----
IGM Biosciences, Inc.IGMS$646k85.2k sharesSellJun 14, 2024$11.9K1.6k shares$7.58--