Question 1

Does Jane Street Group own TSSI stock?

Accepted Answer

Yes. As of its Q2 2026 13F, Jane Street Group holds 1,047,184 shares of TSSI (TSS), worth $12.9M.

Question 2

How many shares of TSSI does Jane Street Group own?

Accepted Answer

As of its Q2 2026 13F, Jane Street Group holds 1,047,184 shares of TSSI (TSS).

Question 3

What is Jane Street Group's TSSI position worth?

Accepted Answer

As of its Q2 2026 13F, Jane Street Group's TSSI position is worth $12.9M.

Question 4

Is Jane Street Group buying or selling TSSI?

Accepted Answer

In Q2 2026, Jane Street Group increased its TSSI position by 389,103 shares (+59.1%).

Question 5

When did Jane Street Group first buy TSSI?

Accepted Answer

Jane Street Group already held TSSI in its Q4 2024 13F, the earliest on record, and has listed it in 6 quarterly 13F filings.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Increased	1M	+59.1%	$12.9M	0.0%	$12.30	40
2026-Q1	Increased	658,081	+173.0%	$8.6M	0.0%	$13.01	44
2025-Q4	Increased	241,042	+37.2%	$1.7M	0.0%	$7.07	34
2025-Q3	New	175,709	-	$3.2M	0.0%	$18.11	37
2025-Q2	Exited	0	-100.0%	$0	0.0%	$28.83	0
2025-Q1	Decreased	48,856	-4.0%	$383,519	0.0%	$7.85	0
2024-Q4	New	50,897	-	$603,638	0.0%	$11.86	34

TSSI7 quarters

TSSI
7 quarters