Jane Street’s IGM Biosciences IGMS Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2025
Q3 | – | Sell |
-180,985
| Closed | -$203K | – | 11233 |
|
|
2025
Q2 | $203K | Buy |
+180,985
| New | +$221K | ﹤0.01% | 8521 |
|
|
2024
Q4 | – | Sell |
-24,135
| Closed | -$399K | – | 9946 |
|
|
2024
Q3 | $399K | Buy |
24,135
+10,392
| +76% | +$114K | ﹤0.01% | 7563 |
|
|
2024
Q2 | $94.4K | Sell |
13,743
-17,377
| -56% | -$149K | ﹤0.01% | 8748 |
|
|
2024
Q1 | $300K | Sell |
31,120
-4,515
| -13% | -$52.3K | ﹤0.01% | 7568 |
|
|
2023
Q4 | $296K | Buy |
+35,635
| New | +$207K | ﹤0.01% | 7615 |
|
|
2023
Q2 | – | Sell |
-13,630
| Closed | -$187K | – | 9089 |
|
|
2023
Q1 | $187K | Buy |
+13,630
| New | +$282K | ﹤0.01% | 7892 |
|
|
2022
Q3 | – | Sell |
-20,110
| Closed | -$363K | – | 10027 |
|
|
2022
Q2 | $363K | Buy |
+20,110
| New | +$358K | ﹤0.01% | 7283 |
|
|
2021
Q4 | – | Sell |
-21,708
| Closed | -$1.43M | – | 10411 |
|
|
2021
Q3 | $1.43M | Buy |
+21,708
| New | +$1.66M | ﹤0.01% | 5187 |
|
|
2021
Q2 | – | Sell |
-7,025
| Closed | -$520K | – | 10063 |
|
|
2021
Q1 | $539K | Buy |
+7,025
| New | +$639K | ﹤0.01% | 6667 |
|
|
2020
Q4 | – | Sell |
-3,791
| Closed | -$266K | – | 7760 |
|
|
2020
Q3 | $280K | Sell |
3,791
-2,535
| -40% | -$150K | ﹤0.01% | 5976 |
|
|
2020
Q2 | $462K | Buy |
+6,326
| New | +$384K | ﹤0.01% | 5199 |
|
Other funds holding IGMS
Jane Street's IGMS Position: Q3 2025 in Review
Jane Street sold out of IGM Biosciences (IGMS) in Q3 2025, closing a stake of 180,985 shares — an estimated $203K sold.
Jane Street first reported a position in IGMS in Q2 2020 and held it in 11 quarters. The position peaked at $1.43M in Q3 2021. 1 fund tracked by Wall St. Rank holds IGMS as of Q3 2025.
- Jane Street reported no remaining IGM Biosciences position as of Q3 2025 after selling out during the quarter.
- Jane Street sold 180,985 IGM Biosciences shares in Q3 2025, an estimated $203K.
- Jane Street first reported a position in IGM Biosciences in Q2 2020 and held it in 11 quarters.
- Jane Street's IGM Biosciences position peaked at $1.43M in Q3 2021.
- 1 fund tracked by Wall St. Rank held IGM Biosciences as of Q3 2025.
Based on Jane Street's 13F filing for Q3 2025, filed 14 Nov 2025.