Simplex Trading’s Tower Semiconductor TSEM Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$1.39M Buy
7,942
+6,246
+368% +$840K ﹤0.01% 2150
2025
Q4
$199K Buy
+1,696
New +$163K ﹤0.01% 4241
2024
Q4
Sell
-15,863
Closed -$743K 9657
2024
Q3
$702K Sell
15,863
-80,244
-83% -$3.29M ﹤0.01% 3253
2024
Q2
$3.78M Buy
96,107
+33,437
+53% +$1.19M ﹤0.01% 1639
2024
Q1
$2.1M Buy
+62,670
New +$1.95M ﹤0.01% 2369
2023
Q4
Sell
-95,646
Closed -$2.49M 9852
2023
Q3
$2.35M Buy
95,646
+88,788
+1,295% +$2.85M ﹤0.01% 1934
2023
Q2
$257K Buy
6,858
+3,713
+118% +$154K ﹤0.01% 4022
2023
Q1
$133K Buy
+3,145
New +$131K ﹤0.01% 4830
2022
Q4
Sell
-200
Closed -$8.69K 10466
2022
Q3
$8K Sell
200
-75,649
-100% -$3.48M ﹤0.01% 8450
2022
Q2
$3.5M Buy
75,849
+12,390
+20% +$590K ﹤0.01% 1376
2022
Q1
$3.07M Buy
63,459
+52,914
+502% +$2.23M ﹤0.01% 1674
2021
Q4
$418K Sell
10,545
-63,104
-86% -$2.19M ﹤0.01% 4062
2021
Q3
$2.16M Buy
73,649
+100
+0.1% +$2.88K ﹤0.01% 2047
2021
Q2
$2.16M Buy
73,549
+21,080
+40% +$592K ﹤0.01% 2060
2021
Q1
$1.47M Buy
52,469
+42,846
+445% +$1.26M ﹤0.01% 1957
2020
Q4
$248K Sell
9,623
-21,611
-69% -$494K ﹤0.01% 4322
2020
Q3
$569K Sell
31,234
-17,418
-36% -$351K ﹤0.01% 2839
2020
Q2
$928K Buy
+48,652
New +$931K ﹤0.01% 2212
2019
Q4
Sell
-3,436
Closed -$77.2K 7991
2019
Q3
$66K Sell
3,436
-16,595
-83% -$310K ﹤0.01% 4753
2019
Q2
$315K Buy
20,031
+13,713
+217% +$229K ﹤0.01% 3023
2019
Q1
$104K Buy
6,318
+437
+7% +$7K ﹤0.01% 4303
2018
Q4
$86K Buy
5,881
+3,040
+107% +$50.6K ﹤0.01% 3982
2018
Q3
$61K Buy
+2,841
New +$60.7K ﹤0.01% 4970
2018
Q2
Sell
-5,584
Closed -$142K 7900
2018
Q1
$150K Sell
5,584
-2,545
-31% -$81K 0.01% 1465
2017
Q4
$277K Buy
8,129
+5,408
+199% +$179K 0.01% 1056
2017
Q3
$83K Sell
2,721
-952
-26% -$26K ﹤0.01% 1888
2017
Q2
$87K Sell
3,673
-22,299
-86% -$526K ﹤0.01% 1877
2017
Q1
$598K Buy
25,972
+4,878
+23% +$107K 0.03% 591
2016
Q4
$401K Buy
+21,094
New +$364K 0.02% 649
2015
Q2
Sell
-13,678
Closed -$219K 5871
2015
Q1
$232K Buy
+13,678
New +$210K 0.03% 656

Other funds holding TSEM

Simplex Trading's TSEM Position: Q1 2026 in Review

Simplex Trading increased its Tower Semiconductor (TSEM) stake by 368% in Q1 2026, buying an estimated $840K and bringing the position to 7,942 shares worth $1.39M. The position accounts for ﹤0.01% of the portfolio, ranked #2150.

Simplex Trading first reported a position in TSEM in Q1 2015 and has held it in 30 quarters since. The position peaked at $3.78M in Q2 2024. 377 funds tracked by Wall St. Rank hold TSEM as of Q1 2026.

  • Simplex Trading held 7,942 shares of Tower Semiconductor worth $1.39M as of Q1 2026.
  • Simplex Trading bought 6,246 Tower Semiconductor shares in Q1 2026, an estimated $840K.
  • Tower Semiconductor made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #2150 holding.
  • Simplex Trading first reported a position in Tower Semiconductor in Q1 2015 and has held it in 30 quarters since.
  • Simplex Trading's Tower Semiconductor position peaked at $3.78M in Q2 2024.
  • 377 funds tracked by Wall St. Rank held Tower Semiconductor as of Q1 2026.

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