Jane Street
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Jane Street’s Tower Semiconductor TSEM Stock Holding History

Jane Street’s Portfolio TSEM Stock Details TSEM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$152M Buy
864,600
+470,800
+120% +$63.3M 0.02% 478
2025
Q4 		$46.2M Buy
393,800
+81,200
+26% +$7.82M 0.01% 997
2025
Q3 		$22.6M Sell
312,600
-285,300
-48% -$15.6M ﹤0.01% 1556
2025
Q2 		$25.9M Sell
597,900
-82,200
-12% -$3.16M 0.01% 1214
2025
Q1 		$24.3M Sell
680,100
-14,400
-2% -$651K 0.01% 1156
2024
Q4 		$35.8M Buy
694,500
+534,400
+334% +$25M 0.01% 875
2024
Q3 		$7.09M Sell
160,100
-643,400
-80% -$26.4M ﹤0.01% 2335
2024
Q2 		$31.6M Sell
803,500
-247,900
-24% -$8.8M 0.01% 950
2024
Q1 		$35.2M Buy
1,051,400
+54,200
+5% +$1.69M 0.01% 815
2023
Q4 		$30.4M Buy
997,200
+174,700
+21% +$4.56M 0.01% 956
2023
Q3 		$20.2M Buy
822,500
+811,600
+7,446% +$26M 0.01% 1092
2023
Q2 		$409K Buy
10,900
+5,300
+95% +$219K ﹤0.01% 6630
2023
Q1 		$238K Sell
5,600
-33,200
-86% -$1.39M ﹤0.01% 7562
2022
Q4 		$1.68M Buy
38,800
+7,200
+23% +$313K ﹤0.01% 4121
2022
Q3 		$1.39M Sell
31,600
-85,500
-73% -$3.94M ﹤0.01% 4835
2022
Q2 		$5.41M Sell
117,100
-55,400
-32% -$2.64M ﹤0.01% 2548
2022
Q1 		$8.35M Sell
172,500
-83,600
-33% -$3.53M ﹤0.01% 2231
2021
Q4 		$10.2M Buy
256,100
+24,900
+11% +$865K ﹤0.01% 1866
2021
Q3 		$6.91M Sell
231,200
-109,500
-32% -$3.15M ﹤0.01% 2286
2021
Q2 		$10M Buy
340,700
+47,200
+16% +$1.33M ﹤0.01% 1704
2021
Q1 		$8.23M Buy
293,500
+117,600
+67% +$3.47M ﹤0.01% 1748
2020
Q4 		$4.54M Buy
175,900
+38,300
+28% +$875K ﹤0.01% 2256
2020
Q3 		$2.51M Buy
+137,600
New +$2.77M ﹤0.01% 2695
2020
Q1 		– Sell
-282,500
Closed -$6.8M – 5989
2019
Q4 		$6.8M Hold
282,500
– – 0.01% 854
2019
Q3 		$5.43M Hold
282,500
– – 0.01% 932
2019
Q2 		$4.46M Sell
282,500
-97,500
-26% -$1.63M 0.01% 1139
2019
Q1 		$6.29M Buy
380,000
+282,500
+290% +$4.52M 0.01% 973
2018
Q4 		$1.44M Buy
+97,500
New +$1.62M ﹤0.01% 2094
2018
Q2 		– Sell
-89,200
Closed -$2.4M – 5629
2018
Q1 		$2.4M Buy
89,200
+52,400
+142% +$1.67M 0.01% 1640
2017
Q4 		$1.25M Buy
36,800
+8,200
+29% +$272K ﹤0.01% 2076
2017
Q3 		$879K Buy
+28,600
New +$780K ﹤0.01% 2437
2017
Q1 		– Sell
-32,500
Closed -$618K – 4696
2016
Q4 		$618K Buy
32,500
+11,800
+57% +$203K ﹤0.01% 2616
2016
Q3 		$314K Buy
+20,700
New +$299K ﹤0.01% 3263
2016
Q1 		– Sell
-94,600
Closed -$1.33M – 4653
2015
Q4 		$1.33M Buy
+94,600
New +$1.37M 0.01% 1448
2015
Q2 		– Sell
-30,600
Closed -$520K – 4055
2015
Q1 		$520K Buy
+30,600
New +$469K ﹤0.01% 2023

Other funds holding TSEM

T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
CI
Clal Insurance Tel-Aviv, Israel $16.6B AUM 68.34% 1-Year Est. Return
PF
Phoenix Financial Givatayim, Israel $10.5B AUM 49.21% 1-Year Est. Return
UIM
USS Investment Management London, United Kingdom $25.6B AUM 30.22% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
SM
Senvest Management New York $3.01B AUM 35.7% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
MIFH
Migdal Insurance & Financial Holdings Petach Tikva, Israel $11.5B AUM 52.5% 1-Year Est. Return
HIIFS
Harel Insurance Investments & Financial Services Ramat Gan, Israel $14.7B AUM 47% 1-Year Est. Return

Jane Street's TSEM Position: Q1 2026 in Review

Jane Street increased its Tower Semiconductor (TSEM) stake by 36% in Q1 2026, buying an estimated $42.1M and bringing the position to 1,190,538 shares worth $209M. The position accounts for 0.03% of the portfolio, ranked #388.

Jane Street first reported a position in TSEM in Q2 2013 and has held it in 43 quarters since. 377 funds tracked by Wall St. Rank hold TSEM as of Q1 2026.

  • Jane Street held 1,190,538 shares of Tower Semiconductor worth $209M as of Q1 2026.
  • Jane Street bought 313,058 Tower Semiconductor shares in Q1 2026, an estimated $42.1M.
  • Tower Semiconductor made up 0.03% of Jane Street's portfolio in Q1 2026, its #388 holding.
  • Jane Street first reported a position in Tower Semiconductor in Q2 2013 and has held it in 43 quarters since.
  • 377 funds tracked by Wall St. Rank held Tower Semiconductor as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.