BlackRock’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
-385,474
Closed -$432K 5520
2025
Q2
$432K Sell
385,474
-645,050
-63% -$788K ﹤0.01% 4483
2025
Q1
$1.19M Sell
1,030,524
-23,504
-2% -$43.7K ﹤0.01% 4146
2024
Q4
$6.44M Buy
1,054,028
+154,107
+17% +$1.83M ﹤0.01% 3622
2024
Q3
$14.9M Buy
899,921
+16,840
+2% +$184K ﹤0.01% 3211
2024
Q2
$6.07M Buy
883,081
+125,118
+17% +$1.07M ﹤0.01% 3622
2024
Q1
$7.31M Sell
757,963
-4,507
-0.6% -$52.2K ﹤0.01% 3516
2023
Q4
$6.34M Sell
762,470
-108,446
-12% -$630K ﹤0.01% 3595
2023
Q3
$7.27M Buy
870,916
+13,745
+2% +$117K ﹤0.01% 3503
2023
Q2
$7.91M Buy
857,171
+86,575
+11% +$970K ﹤0.01% 3523
2023
Q1
$10.6M Sell
770,596
-18,639
-2% -$386K ﹤0.01% 3291
2022
Q4
$13.4M Buy
789,235
+49,303
+7% +$986K ﹤0.01% 3246
2022
Q3
$16.8M Buy
739,932
+16,222
+2% +$328K ﹤0.01% 3131
2022
Q2
$13M Buy
723,710
+28,886
+4% +$515K ﹤0.01% 3354
2022
Q1
$18.6M Buy
694,824
+17,867
+3% +$333K ﹤0.01% 3217
2021
Q4
$19.9M Buy
676,957
+36,220
+6% +$1.8M ﹤0.01% 3279
2021
Q3
$42.1M Buy
640,737
+7,936
+1% +$607K ﹤0.01% 2770
2021
Q2
$52.6M Sell
632,801
-106,244
-14% -$7.87M ﹤0.01% 2666
2021
Q1
$56.7M Buy
739,045
+17,691
+2% +$1.61M ﹤0.01% 2536
2020
Q4
$63.7M Buy
721,354
+265,714
+58% +$18.7M ﹤0.01% 2333
2020
Q3
$33.6M Sell
455,640
-99,847
-18% -$5.91M ﹤0.01% 2526
2020
Q2
$40.5M Buy
555,487
+108,847
+24% +$6.61M ﹤0.01% 2382
2020
Q1
$25.1M Buy
446,640
+113,561
+34% +$4.98M ﹤0.01% 2485
2019
Q4
$12.7M Buy
333,079
+245,464
+280% +$6.17M ﹤0.01% 3126
2019
Q3
$1.55M Buy
+87,615
New +$1.77M ﹤0.01% 3831

Other funds holding IGMS

BlackRock's IGMS Position: Q3 2025 in Review

BlackRock sold out of IGM Biosciences (IGMS) in Q3 2025, closing a stake of 385,474 shares — an estimated $432K sold.

BlackRock first reported a position in IGMS in Q3 2019 and held it in 24 quarters. The position peaked at $63.7M in Q4 2020. 1 fund tracked by Wall St. Rank holds IGMS as of Q3 2025.

  • BlackRock reported no remaining IGM Biosciences position as of Q3 2025 after selling out during the quarter.
  • BlackRock sold 385,474 IGM Biosciences shares in Q3 2025, an estimated $432K.
  • BlackRock first reported a position in IGM Biosciences in Q3 2019 and held it in 24 quarters.
  • BlackRock's IGM Biosciences position peaked at $63.7M in Q4 2020.
  • 1 fund tracked by Wall St. Rank held IGM Biosciences as of Q3 2025.

Based on BlackRock's 13F filing for Q3 2025, filed 12 Nov 2025.