UBS O'Connor’s Kiniksa Pharmaceuticals KNSA Stock Holding History

UBS O'Connor’s Portfolio KNSA Stock Details KNSA Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q3	–	Sell	-37,602	Closed	-$1.04M	–	407
2025 Q2	$1.04M	Sell	37,602 -101,673	-73%	-$2.59M	0.03%	211
2025 Q1	$3.09M	Buy	139,275 +39,643	+40%	+$816K	0.07%	91
2024 Q4	$1.97M	Buy	99,632 +24,463	+33%	+$558K	0.05%	159
2024 Q3	$1.88M	Sell	75,169 -38,826	-34%	-$946K	0.05%	185
2024 Q2	$2.13M	Buy	113,995 +19,500	+21%	+$365K	0.06%	184
2024 Q1	$1.86M	Sell	94,495 -6,227	-6%	-$122K	0.05%	185
2023 Q4	$1.77M	Sell	100,722 -5,701	-5%	-$93.7K	0.06%	188
2023 Q3	$1.85M	Sell	106,423 -115,000	-52%	-$1.94M	0.03%	257
2023 Q2	$3.12M	Buy	221,423 +5,213	+2%	+$69.8K	0.07%	186
2023 Q1	$2.33M	Buy	+216,210	New	+$2.85M	0.06%	290
2022 Q4	–	Sell	-140,962	Closed	-$1.81M	–	183
2022 Q3	$1.81M	Buy	+140,962	New	+$1.61M	0.02%	652

Other funds holding KNSA

Rubric Capital Management (New York) New York $8.16B AUM 68.42% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Baker Bros. Advisors New York $17.4B AUM 131.5% 1-Year Est. Return

Tang Capital Management San Diego, California $1.97B AUM 125.1% 1-Year Est. Return

Fairmount Funds Management West Conshohocken, Pennsylvania $1.38B AUM 407.79% 1-Year Est. Return

Acadian Asset Management

Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

D.E. Shaw & Co New York $127B AUM 43.98% 1-Year Est. Return

Arrowstreet Capital

Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return

Millennium Management

Millennium Management New York $134B AUM 35.51% 1-Year Est. Return