Question 1

How many shares of XENE does ADAGE CAPITAL PARTNERS GP, L.L.C. own?

Accepted Answer

As of 2026-Q2, ADAGE CAPITAL PARTNERS GP, L.L.C. holds 300,000 shares of XENE (XENON PHARMACEUTICALS INC).

Question 2

What is ADAGE CAPITAL PARTNERS GP, L.L.C.'s XENE position worth?

Accepted Answer

As of 2026-Q2, ADAGE CAPITAL PARTNERS GP, L.L.C.'s XENE position is worth $18.1M.

Question 3

Is ADAGE CAPITAL PARTNERS GP, L.L.C. buying or selling XENE?

Accepted Answer

In 2026-Q2, ADAGE CAPITAL PARTNERS GP, L.L.C. decreased their XENE position (-36.2% change in shares).

Question 4

When did ADAGE CAPITAL PARTNERS GP, L.L.C. first buy XENE?

Accepted Answer

Based on available 13F filings, ADAGE CAPITAL PARTNERS GP, L.L.C. first reported a position in XENE in 2024-Q3. They have held the position across 31 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Decreased	300,000	-36.2%	$18.1M	0.0%	$60.36	0
2026-Q1	Decreased	470,000	-31.4%	$27.3M	0.0%	$43.79	0
2025-Q4	Decreased	685,100	-18.0%	$30.7M	0.0%	$44.12	0
2025-Q3	Decreased	835,100	-35.3%	$33.5M	0.1%	$39.06	0
2025-Q2	Decreased	1.3M	-32.6%	$40.4M	0.1%	$32.40	0
2025-Q1	Increased	1.9M	+2.8%	$64.2M	0.1%	$34.26	36
2024-Q4	Decreased	1.9M	-10.6%	$73M	0.1%	$38.53	0
2024-Q3	Increased	2.1M	+13.3%	$82M	0.1%	$38.65	40