Question 1

Does Jane Street Group own CRBN stock?

Accepted Answer

Yes. As of its Q2 2026 13F, Jane Street Group holds 12,642 shares of CRBN, worth $3.2M.

Question 2

How many shares of CRBN does Jane Street Group own?

Accepted Answer

As of its Q2 2026 13F, Jane Street Group holds 12,642 shares of CRBN.

Question 3

What is Jane Street Group's CRBN position worth?

Accepted Answer

As of its Q2 2026 13F, Jane Street Group's CRBN position is worth $3.2M.

Question 4

Is Jane Street Group buying or selling CRBN?

Accepted Answer

In Q2 2026, Jane Street Group opened a new CRBN position of 12,642 shares.

Question 5

When did Jane Street Group first buy CRBN?

Accepted Answer

Jane Street Group already held CRBN in its Q4 2018 13F, the earliest on record, and has listed it in 25 quarterly 13F filings.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	New	12,642	-	$3.2M	0.0%	$252.97	37
2025-Q4	Exited	0	-100.0%	$0	0.0%	$228.95	0
2025-Q3	Decreased	11,999	-24.1%	$2.7M	0.0%	$222.03	0
2025-Q2	Increased	15,818	+114.7%	$3.4M	0.0%	$207.30	43
2025-Q1	Decreased	7,367	-81.3%	$1.4M	0.0%	$185.55	0
2024-Q4	Decreased	39,296	-43.0%	$7.6M	0.0%	$187.89	0
2024-Q3	Decreased	68,880	-3.5%	$13.5M	0.0%	$188.23	0