Question 1

Does Jane Street Group own TSEM stock?

Accepted Answer

Yes. As of its Q2 2026 13F, Jane Street Group holds 2,928,515 shares of TSEM (Tower Semiconductor), worth $763.3M.

Question 2

How many shares of TSEM does Jane Street Group own?

Accepted Answer

As of its Q2 2026 13F, Jane Street Group holds 2,928,515 shares of TSEM (Tower Semiconductor).

Question 3

What is Jane Street Group's TSEM position worth?

Accepted Answer

As of its Q2 2026 13F, Jane Street Group's TSEM position is worth $763.3M.

Question 4

Is Jane Street Group buying or selling TSEM?

Accepted Answer

In Q2 2026, Jane Street Group increased its TSEM position by 1,737,977 shares (+146.0%).

Question 5

When did Jane Street Group first buy TSEM?

Accepted Answer

Jane Street Group already held TSEM in its Q4 2018 13F, the earliest on record, and has listed it in 30 quarterly 13F filings.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Increased	2.9M	+146.0%	$763.3M	0.1%	$260.64	51
2026-Q1	Increased	1.2M	+35.7%	$208.9M	0.0%	$175.48	40
2025-Q4	Increased	877,480	+190.4%	$103M	0.0%	$117.42	48
2025-Q3	Increased	302,203	+83.3%	$21.8M	0.0%	$72.30	44
2025-Q2	Increased	164,832	+34.3%	$7.1M	0.0%	$43.35	35
2025-Q1	Decreased	122,749	-41.1%	$4.4M	0.0%	$35.66	0
2024-Q4	Increased	208,381	+381.3%	$10.7M	0.0%	$51.51	45
2024-Q3	Decreased	43,294	-75.7%	$1.9M	0.0%	$44.26	0

TSEMShowing 8 of 31 quarters

TSEM
Showing 8 of 31 quarters