Acadian Asset Management’s STMicroelectronics STM Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$91K Sell
2,667
-772,226
-100% -$24.2M ﹤0.01% 1773
2025
Q4
$20.1M Sell
774,893
-1,526,729
-66% -$39.2M 0.03% 337
2025
Q3
$65M Buy
2,301,622
+359,775
+19% +$10.1M 0.11% 164
2025
Q2
$59M Sell
1,941,847
-3,708,397
-66% -$92M 0.12% 158
2025
Q1
$124M Buy
5,650,244
+3,375,428
+148% +$82.9M 0.35% 67
2024
Q4
$56.8M Buy
2,274,816
+2,247,226
+8,145% +$59.7M 0.16% 138
2024
Q3
$819K Buy
27,590
+6,709
+32% +$222K ﹤0.01% 968
2024
Q2
$818K Sell
20,881
-37,381
-64% -$1.55M ﹤0.01% 1061
2024
Q1
$2.52M Buy
58,262
+23,305
+67% +$1.05M 0.01% 611
2023
Q4
$1.75M Sell
34,957
-195,431
-85% -$8.75M 0.01% 703
2023
Q3
$9.94M Sell
230,388
-332,807
-59% -$15.9M 0.04% 293
2023
Q2
$28.1M Sell
563,195
-1,007,904
-64% -$46.7M 0.12% 180
2023
Q1
$84M Buy
1,571,099
+825,857
+111% +$38.5M 0.37% 84
2022
Q4
$26.5M Buy
745,242
+428,668
+135% +$15.1M 0.13% 174
2022
Q3
$9.78M Buy
316,574
+252,995
+398% +$8.88M 0.05% 274
2022
Q2
$2M Buy
63,579
+8,985
+16% +$335K 0.01% 636
2022
Q1
$2.36M Buy
+54,594
New +$2.41M 0.01% 633
2021
Q1
Sell
-860
Closed -$32K 2300
2020
Q4
$32K Buy
860
+334
+63% +$11.8K ﹤0.01% 2053
2020
Q3
$16K Buy
+526
New +$15.5K ﹤0.01% 2098
2020
Q2
Sell
-475
Closed -$10K 2336
2020
Q1
$10K Buy
+475
New +$12.5K ﹤0.01% 1706
2019
Q2
Sell
-7,571
Closed -$112K 2027
2019
Q1
$112K Hold
7,571
﹤0.01% 1487
2018
Q4
$105K Sell
7,571
-78,098
-91% -$1.17M ﹤0.01% 1262
2018
Q3
$1.57M Sell
85,669
-556,994
-87% -$11.5M 0.01% 614
2018
Q2
$14.2M Sell
642,663
-1,160,513
-64% -$27M 0.06% 251
2018
Q1
$40.2M Sell
1,803,176
-1,752,124
-49% -$40.8M 0.17% 128
2017
Q4
$77.6M Sell
3,555,300
-770,753
-18% -$17.1M 0.34% 83
2017
Q3
$84M Sell
4,326,053
-298,100
-6% -$5.15M 0.37% 81
2017
Q2
$66.5M Buy
4,624,153
+816,194
+21% +$12.9M 0.3% 90
2017
Q1
$58.9M Buy
3,807,959
+3,286,041
+630% +$45.8M 0.27% 92
2016
Q4
$5.92M Buy
+521,918
New +$4.94M 0.03% 377

Other funds holding STM

Acadian Asset Management's STM Position: Q1 2026 in Review

Acadian Asset Management reduced its STMicroelectronics (STM) stake by 100% in Q1 2026, selling an estimated $24.2M and leaving 2,667 shares worth $91K. The position accounts for ﹤0.01% of the portfolio, ranked #1773.

Acadian Asset Management first reported a position in STM in Q4 2016 and has held it in 30 quarters since. The position peaked at $124M in Q1 2025. 392 funds tracked by Wall St. Rank hold STM as of Q1 2026.

  • Acadian Asset Management held 2,667 shares of STMicroelectronics worth $91K as of Q1 2026.
  • Acadian Asset Management sold 772,226 STMicroelectronics shares in Q1 2026, an estimated $24.2M.
  • STMicroelectronics made up ﹤0.01% of Acadian Asset Management's portfolio in Q1 2026, its #1773 holding.
  • Acadian Asset Management first reported a position in STMicroelectronics in Q4 2016 and has held it in 30 quarters since.
  • Acadian Asset Management's STMicroelectronics position peaked at $124M in Q1 2025.
  • 392 funds tracked by Wall St. Rank held STMicroelectronics as of Q1 2026.

Based on Acadian Asset Management's 13F filing for Q1 2026, filed 13 May 2026.