IGM Biosciences, Inc. (IGMS)
Data as of , from SEC Form 4 filings.
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- Misbah Tahir - OfficerOpen-market sale$11K
Mary Beth Harler - OfficerOpen-market sale$18K
About IGM Biosciences, Inc. (IGMS)
The SEC lists IGM Biosciences, Inc. under CIK 0001496323, in pharmaceutical preparations. It is grouped with Health Care companies on this site.
IGMS Form 4 activity by transaction type, last 90 days
No Form 4 activity for IGMS in the last 90 days.
IGMS insider transactions (Form 4)
4737 Form 4 filings on record, the earliest from Oct 2, 2024, newest first. Filing history page 1 of 2.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jakob Haldor Topsoe | Derivative | Common Stock | 91,712 | - | - | |
| Jakob Haldor Topsoe | Derivative | Common Stock | 10,400,564 | - | - | |
| Jakob Haldor Topsoe | Derivative | Non-Voting Common Stock | 5,044,295 | $0.00 | - | |
| Julie Hambleton | Derivative | Common Stock | 2,000 | - | - | |
| Topsoe Holding A/S | Derivative | Common Stock | 10,400,564 | - | - | |
| Topsoe Holding A/S | Derivative | Non-Voting Common Stock | 5,044,295 | $0.00 | - | |
| Christina Teng Topsoe | Derivative | Common Stock | 54,235 | - | - | |
| Christina Teng Topsoe | Derivative | Common Stock | 10,400,564 | - | - | |
| Christina Teng Topsoe | Derivative | Common Stock | 9,800 | - | - | |
| Christina Teng Topsoe | Derivative | Non-Voting Common Stock | 5,044,295 | $0.00 | - | |
| Elizabeth H.Z. Thompson | Derivative | Common Stock | 7,196 | - | - | |
| William Strohl | Derivative | Common Stock | 125,000 | - | - | |
| Mary Beth Harler - Officer | Derivative | Common Stock | 323,680 | - | - | |
| Michael Stewart Lee - Director | Derivative | Common Stock | 12,712 | - | - | |
| Redmile Group, LLC - Director | Derivative | Common Stock | 2,964,843 | - | - | |
| Redmile Group, LLC - Director | Derivative | Non-Voting Common Stock | 7,199,325 | - | - | |
| Redmile Group, LLC - Director | Derivative | Pre-Funded Warrants to Purchase Common Stock | 667,666 | - | - | |
| M. Kathleen Behrens | Derivative | Common Stock | 22,222 | - | - | |
| M. Kathleen Behrens | Derivative | Common Stock | 330,700 | - | - | |
| M. Kathleen Behrens | Derivative | Common Stock | 29,807 | - | - | |
| M. Kathleen Behrens | Derivative | Common Stock | 29,806 | - | - | |
| BAKER BROS. ADVISORS LP | Other | Common Stock | 357,048 | - | - | |
| BAKER BROS. ADVISORS LP | Other | Common Stock | 3,763,362 | - | - | |
| BAKER BROS. ADVISORS LP | Other | Non-Voting Common Stock | 834,707 | $0.00 | - | |
| BAKER BROS. ADVISORS LP | Other | Non-Voting Common Stock | 9,886,217 | $0.00 | - | |
| Misbah Tahir - Officer | Open-market sale | Common Stock | 8,741 | $1.27 | $11K | |
| Mary Beth Harler - Officer | Open-market sale | Common Stock | 14,501 | $1.27 | $18K | |
| Lisa Lynn Decker - Officer | Open-market sale | Common Stock | 4,409 | $1.27 | $6K | |
| Jakob Haldor Topsoe | Grant or award | Common Stock | 828 | $0.00 | - | |
| Christina Teng Topsoe | Grant or award | Common Stock | 1,284 | $0.00 | - | |
| Elizabeth H.Z. Thompson | Grant or award | Common Stock | 694 | $0.00 | - | |
| Michael Stewart Lee - Director | Grant or award | Common Stock | 828 | $0.00 | - | |
| Redmile Group, LLC - Director | Grant or award | Common Stock | 828 | $0.00 | - | |
| M. Kathleen Behrens | Grant or award | Common Stock | 1,471 | $0.00 | - | |
| BAKER BROS. ADVISORS LP | Grant or award | Common Stock | 953 | $0.00 | - | |
| BAKER BROS. ADVISORS LP | Grant or award | Common Stock | 953 | $0.00 | - | |
| M. Kathleen Behrens | Grant or award | Common Stock | 1,471 | $0.00 | - | |
| BAKER BROS. ADVISORS LP | Grant or award | Common Stock | 953 | $0.00 | - | |
| BAKER BROS. ADVISORS LP | Grant or award | Common Stock | 953 | $0.00 | - | |
| Steven Weber - Officer | Open-market sale | Common Stock | 539 | $7.48 | $4K | |
| Lisa Lynn Decker - Officer | Open-market sale | Common Stock | 1,063 | $7.48 | $8K | |
| Mary Beth Harler - Officer | Open-market sale | Common Stock | 1,708 | $7.48 | $13K | |
| Misbah Tahir - Officer | Open-market sale | Common Stock | 1,708 | $7.48 | $13K | |
| Misbah Tahir - Officer | Grant or award | Common Stock | 66,667 | $0.00 | - | |
| Steven Weber - Officer | Grant or award | Common Stock | 6,700 | $0.00 | - | |
| Mary Beth Harler - Officer | Grant or award | Common Stock | 185,000 | $0.00 | - | |
| Mary Beth Harler - Officer | Grant or award | Stock Option (right to buy) | 370,000 | $0.00 | - |
IGMS insider trading FAQ
What is the latest insider trade for IGMS?
IGM Biosciences, Inc. (IGMS) has filed no insider reports in the last 90 days. The most recent on record is dated 2025-08-14. The full record for IGMS runs to 37 Form 4 filings, the earliest from 2024-10-02. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying IGMS stock?
No insider purchases of IGMS were filed in the last 90 days.
How many insiders are selling IGMS stock?
No insider sales of IGMS were filed in the last 90 days. 7 sales are on record for this company.
Where can I see IGMS SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects IGMS Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Health Care companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Jakob Haldor Topsoe view on EDGAR
- - Julie Hambleton view on EDGAR
- - Topsoe Holding A/S view on EDGAR
- - Christina Teng Topsoe view on EDGAR
- - Elizabeth H.Z. Thompson view on EDGAR
- - William Strohl view on EDGAR
- - Mary Beth Harler view on EDGAR
- - Michael Stewart Lee view on EDGAR
- - Redmile Group, LLC view on EDGAR
- - M. Kathleen Behrens view on EDGAR
Related companies with recent insider activity
Learn more
- What the Form 4 transaction codes mean
- Grants, option exercises, gifts and tax withholding are not trades on the market. The codes say which is which.
- Insider activity in Health Care
- Where IGMS's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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- IGMS on your watchlist
- Every IGMS Form 4 filing on record
- Up to 3 months of IGMS price history
- The daily trading plan of ranked insider buys, on a delay, with the plan archive
