Home/Filings/4/0001209191-21-038001
4//SEC Filing

Chen Daniel ShinYu 4

Accession 0001209191-21-038001

CIK 0001496323other

Filed

Jun 2, 8:00 PM ET

Accepted

Jun 3, 8:29 PM ET

Size

10.8 KB

Accession

0001209191-21-038001

Insider Transaction Report

Form 4
Period: 2021-06-01
Chen Daniel ShinYu
Chief Medical Officer
Transactions
  • Tax Payment

    Common Stock

    2021-06-01$79.99/sh959$76,710117,459 total
  • Sale

    Common Stock

    2021-06-02$79.15/sh941$74,480116,518 total
  • Exercise/Conversion

    Common Stock

    2021-06-01$1.39/sh+1,900$2,641118,418 total
  • Exercise/Conversion

    Stock Option (right to buy)

    2021-06-011,900340,240 total
    Exercise: $1.39Exp: 2028-12-30Common Stock (1,900 underlying)
Footnotes (3)
  • [F1]The option exercise and sale were effected pursuant to a Rule 10b5-1 trading plan entered into by the Reporting Person.
  • [F2]Represents shares withheld by the Issuer to pay the exercise price and taxes pursuant to the "net exercise" of 1,900 option shares.
  • [F3]The option, originally for 361,090 shares, of which 20,850 shares have been exercised, vested as to 1/4 of the shares on August 1, 2019, and an additional 1/48 of the shares subject to the option shall vest monthly thereafter, subject to the Reporting Person remaining a service provider through each such date.

Issuer

IGM Biosciences, Inc.

CIK 0001496323

Entity typeother

Related Parties

1
  • filerCIK 0001787681

Filing Metadata

Form type
4
Filed
Jun 2, 8:00 PM ET
Accepted
Jun 3, 8:29 PM ET
Size
10.8 KB