Question 1

Does Hudson Bay Capital Management own ZLAB stock?

Accepted Answer

Yes. As of its Q2 2026 13F, Hudson Bay Capital Management holds 215,000 shares of ZLAB (Zai Lab), worth $4.1M.

Question 2

How many shares of ZLAB does Hudson Bay Capital Management own?

Accepted Answer

As of its Q2 2026 13F, Hudson Bay Capital Management holds 215,000 shares of ZLAB (Zai Lab).

Question 3

What is Hudson Bay Capital Management's ZLAB position worth?

Accepted Answer

As of its Q2 2026 13F, Hudson Bay Capital Management's ZLAB position is worth $4.1M.

Question 4

Is Hudson Bay Capital Management buying or selling ZLAB?

Accepted Answer

In Q2 2026, Hudson Bay Capital Management increased its ZLAB position from 30,000 to 215,000 shares.

Question 5

When did Hudson Bay Capital Management first buy ZLAB?

Accepted Answer

Hudson Bay Capital Management already held ZLAB in its Q4 2018 13F, the earliest on record, and has listed it in 17 quarterly 13F filings.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Increased	215,000	+616.7%	$4.1M	0.0%	$19.00	43
2026-Q1	Decreased	30,000	-66.7%	$564,300	0.0%	$17.72	0
2025-Q4	New	90,000	—	$1.6M	0.0%	—	35