ARROWSTREET CAPITAL, LIMITED PARTNERSHIP

Position in KNSA — Kiniksa Pharmaceuticals International, plc

CIK 1164508 BOSTON, MA

Back to KNSA Full portfolio

Position in KNSA

as of Jun 30, 2026 · filed Aug 13, 2026 Compact

Position Value

$61,233,020

+$18,251,153 QoQ

Shares Held

957,514

+7.3% QoQ

Ownership

0.614%

of shares outstanding

% of Portfolio

0.03%

of 13F equity value

Holder Rank

of 264 holders

Holding Since

Jun 2024

8 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Common Shares in KNSA Over Time

Shares Held

Position Value (USD)

Position in Drug Manufacturers - Specialty & Generic

Healthcare · as of Jun 30, 2026

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP holds $921,160,135 across 28 Drug Manufacturers - Specialty & Generic names. KNSA ranks #5 (6.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ZTS	Zoetis Inc.	3,137,442	$225,456,582
2	VTRS	Viatris Inc	8,371,218	$132,934,941
3	HLN	Haleon plc	14,181,817	$132,316,352
4	INDV	Indivior Pharmaceuticals, Inc.	1,642,086	$67,374,788
5	KNSA	Kiniksa Pharmaceuticals International, plc This page	957,514	$61,233,020
6	TAK	Takeda Pharmaceutical Co Ltd	3,732,924	$59,838,771
7	ANIP	Ani Pharmaceuticals Inc	562,016	$46,523,684
8	ELAN	Elanco Animal Health Inc	1,872,157	$46,073,783

All Filings in KNSA

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8 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$61,233,020	957,514	+7.3%	Shares	Defined	2026-08-13
2026-03-31	$42,981,867	892,666	-16.4%	Shares	Defined	2026-05-14
2025-12-31	$44,063,910	1,068,216	-0.0%	Shares	Defined	2026-02-13
2025-09-30	$41,480,652	1,068,263	+45.3%	Shares	Defined	2025-11-13
2025-06-30	$20,348,988	735,417	+3175.4%	Shares	Defined	2025-08-13
2024-12-31	$444,120	22,453	-86.1%	Shares	Defined	2025-02-12
2024-09-30	$4,039,458	161,643	+15.4%	Shares	Defined	2024-11-14
2024-06-30	$2,614,938	140,061	—	Shares	Defined	2024-08-14
No filing history on record for this holder in this stock.