Simplex Trading’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
$5.68M Sell
164,300
-76,300
-32% -$2.39M ﹤0.01% 1031
2025
Q4
$6.24M Buy
240,600
+123,800
+106% +$3.18M ﹤0.01% 1131
2025
Q3
$3.3M Sell
116,800
-18,200
-13% -$509K ﹤0.01% 1835
2025
Q2
$4.11M Sell
135,000
-62,700
-32% -$1.56M ﹤0.01% 1511
2025
Q1
$4.34M Sell
197,700
-47,000
-19% -$1.15M ﹤0.01% 1404
2024
Q4
$6.11M Buy
244,700
+27,100
+12% +$720K ﹤0.01% 1332
2024
Q3
$6.47M Buy
217,600
+88,700
+69% +$2.93M ﹤0.01% 1317
2024
Q2
$5.06M Buy
128,900
+25,900
+25% +$1.08M ﹤0.01% 1429
2024
Q1
$4.45M Sell
103,000
-18,400
-15% -$830K ﹤0.01% 1700
2023
Q4
$6.08M Buy
121,400
+49,900
+70% +$2.23M ﹤0.01% 1411
2023
Q3
$3.08M Buy
71,500
+12,900
+22% +$616K ﹤0.01% 1706
2023
Q2
$2.93M Sell
58,600
-51,800
-47% -$2.4M ﹤0.01% 1675
2023
Q1
$5.91M Buy
110,400
+42,500
+63% +$1.98M 0.01% 1193
2022
Q4
$2.42M Sell
67,900
-14,400
-17% -$508K ﹤0.01% 1726
2022
Q3
$2.55M Sell
82,300
-150,200
-65% -$5.27M ﹤0.01% 1748
2022
Q2
$7.32M Buy
232,500
+6,300
+3% +$235K 0.01% 933
2022
Q1
$9.78M Buy
226,200
+138,800
+159% +$6.13M 0.01% 855
2021
Q4
$4.27M Sell
87,400
-83,000
-49% -$3.93M ﹤0.01% 1332
2021
Q3
$6.21M Hold
170,400
0.01% 1027
2021
Q2
$6.2M Buy
170,400
+168,714
+10,007% +$6.31M 0.01% 1005
2021
Q1
$6.46M Sell
1,686
-66
-4% -$2.57K 0.01% 652
2020
Q4
$6.5M Sell
1,752
-1,746
-50% -$61.9K 0.01% 811
2020
Q3
$10.7M Buy
3,498
+2,042
+140% +$60.1K 0.01% 492
2020
Q2
$3.99M Buy
1,456
+175
+14% +$4.35K 0.01% 994
2020
Q1
$2.74M Sell
1,281
-234
-15% -$6.17K ﹤0.01% 1052
2019
Q4
$4.08M Buy
1,515
+431
+40% +$10.2K 0.01% 935
2019
Q3
$2.1M Sell
1,084
-116
-10% -$2.13K 0.01% 1304
2019
Q2
$2.11M Buy
1,200
+804
+203% +$13.6K 0.01% 1273
2019
Q1
$588K Sell
396
-314
-44% -$4.87K ﹤0.01% 2494
2018
Q4
$985K Buy
710
+218
+44% +$3.27K ﹤0.01% 1642
2018
Q3
$902K Buy
492
+4
+0.8% +$83 ﹤0.01% 2000
2018
Q2
$1.08M Buy
488
+11
+2% +$256 ﹤0.01% 1720
2018
Q1
$125K Buy
477
+50
+12% +$1.17K 0.01% 1620
2017
Q4
$197K Sell
427
-1,589
-79% -$35.2K 0.01% 1283
2017
Q3
$336K Buy
2,016
+323
+19% +$5.58K 0.01% 889
2017
Q2
$55K Buy
1,693
+366
+28% +$5.77K ﹤0.01% 2310
2017
Q1
$231K Buy
1,327
+1,216
+1,095% +$16.9K 0.01% 1119
2016
Q4
$23K Sell
111
-85
-43% -$805 ﹤0.01% 2914
2016
Q3
$14K Buy
+196
New +$1.41K ﹤0.01% 3328
2015
Q2
Sell
-56
Closed -$2K 5826
2015
Q1
$2K Buy
+56
New +$488 ﹤0.01% 4193

Other funds holding STM

Simplex Trading's STM Position: Q1 2026 in Review

Simplex Trading opened a new position in STMicroelectronics (STM) in Q1 2026: 11,479 shares worth $397K. The stake represents ﹤0.01% of the portfolio and ranks #3542 among its holdings. This is a return to the name: Simplex Trading previously reported a position in STM as recently as Q2 2025.

Simplex Trading first reported a position in STM in Q4 2014 and has held it in 27 quarters since. The position peaked at $5.04M in Q1 2023. 392 funds tracked by Wall St. Rank hold STM as of Q1 2026.

  • Simplex Trading held 11,479 shares of STMicroelectronics worth $397K as of Q1 2026.
  • STMicroelectronics was a new Simplex Trading position in Q1 2026.
  • STMicroelectronics made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #3542 holding.
  • Simplex Trading first reported a position in STMicroelectronics in Q4 2014 and has held it in 27 quarters since.
  • Simplex Trading's STMicroelectronics position peaked at $5.04M in Q1 2023.
  • 392 funds tracked by Wall St. Rank held STMicroelectronics as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.