Question 1

Does Jane Street Group own MCK stock?

Accepted Answer

Yes. As of its Q2 2026 13F, Jane Street Group holds 747,056 shares of MCK (McKesson), worth $564.5M.

Question 2

How many shares of MCK does Jane Street Group own?

Accepted Answer

As of its Q2 2026 13F, Jane Street Group holds 747,056 shares of MCK (McKesson).

Question 3

What is Jane Street Group's MCK position worth?

Accepted Answer

As of its Q2 2026 13F, Jane Street Group's MCK position is worth $564.5M.

Question 4

Is Jane Street Group buying or selling MCK?

Accepted Answer

In Q2 2026, Jane Street Group increased its MCK position from 80,728 to 747,056 shares.

Question 5

When did Jane Street Group first buy MCK?

Accepted Answer

Jane Street Group already held MCK in its Q4 2018 13F, the earliest on record, and has listed it in 29 quarterly 13F filings.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Increased	747,056	+825.4%	$564.5M	0.0%	$754.80	51
2026-Q1	Increased	80,728	+465.3%	$69.9M	0.0%	$863.49	48
2025-Q4	Increased	14,280	+82.3%	$11.7M	0.0%	$817.83	43
2025-Q3	New	7,832	-	$6.1M	0.0%	$769.51	38
2025-Q2	Exited	0	-100.0%	$0	0.0%	$729.03	0
2025-Q1	Decreased	70,531	-66.6%	$47.5M	0.0%	$668.89	0
2024-Q4	Increased	211,215	+185.4%	$120.4M	0.0%	$565.81	49
2024-Q3	Decreased	73,998	-54.0%	$36.6M	0.0%	$490.31	0

MCKShowing 8 of 31 quarters

MCK
Showing 8 of 31 quarters