ADAGE CAPITAL PARTNERS GP, L.L.C.

Position in STE — STERIS plc

CIK 1165408 Boston, MA

Position in STE

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$19,345,779

+$17,201,000 QoQ

Shares Held

87,486

+934.1% QoQ

Ownership

0.090%

of shares outstanding

% of Portfolio

0.03%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Healthcare · as of Mar 31, 2026

ADAGE CAPITAL PARTNERS GP, L.L.C. holds $794,156,024 across 13 Medical Devices names. STE ranks #7 (2.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	BSX	Boston Scientific Corp	4,633,237	$290,735,621
2	ABT	Abbott Laboratories	1,707,764	$175,336,129
3	DXCM	Dexcom Inc	1,666,408	$104,650,422
4	MDT	Medtronic plc	989,189	$85,713,226
5	PEN	Penumbra Inc	135,000	$44,329,950
6	EW	Edwards Lifesciences Corp	501,866	$40,189,429
7	STE	STERIS plc This page	87,486	$19,345,779
8	CBLL	Ceribell, Inc.	756,751	$13,871,245

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$19,345,779	87,486	+934.1%	Shares	Sole	2026-05-15
2025-12-31	$2,144,779	8,460	-90.6%	Shares	Sole	2026-02-17
2025-09-30	$22,191,903	89,686	+139.3%	Shares	Sole	2025-11-14
2025-06-30	$9,004,886	37,486	-58.2%	Shares	Sole	2025-08-14
2025-03-31	$20,327,331	89,686	+112.6%	Shares	Sole	2025-05-15
2024-12-31	$8,671,754	42,186	+39.2%	Shares	Sole	2025-02-14
2024-09-30	$7,352,600	30,315	-39.1%	Shares	Sole	2024-11-14
2024-06-30	$10,930,018	49,786	-25.6%	Shares	Sole	2024-08-14
2024-03-31	$15,037,310	66,886	+19.5%	Shares	Sole	2024-05-15
2023-12-31	$12,308,522	55,986	-42.9%	Shares	Sole	2024-02-14
2023-09-30	$21,522,030	98,086	-0.8%	Shares	Sole	2023-11-14
2023-06-30	$22,247,372	98,886	-0.5%	Shares	Other	2023-08-14
2023-03-31	$19,010,554	99,386	-2.1%	Shares	Sole	2023-05-15
2022-12-31	$18,743,449	101,486	-0.4%	Shares	Sole	2023-02-14
2022-09-30	$16,941,604	101,886	-43.2%	Shares	Sole	2022-11-14
2022-06-30	$36,959,808	179,286	+71.4%	Shares	Sole	2022-08-15
2022-03-31	$25,285,757	104,586	-1.9%	Shares	Sole	2022-05-16
2021-12-31	$25,944,098	106,586	-0.7%	Shares	Sole	2022-02-14
2021-09-30	$21,916,384	107,286	-47.9%	Shares	Sole	2021-11-15
2021-06-30	$42,453,651	205,786	-29.9%	Shares	Sole	2021-08-16
2021-03-31	$55,884,165	293,386	+215.9%	Shares	Sole	2021-05-17
2020-12-31	$17,605,612	92,886	+67.9%	Shares	Sole	2021-02-16
2020-09-30	$9,747,006	55,321	+94.6%	Shares	Sole	2020-11-16
2020-06-30	$4,360,918	28,421	-48.8%	Shares	Sole	2020-08-14
2020-03-31	$7,766,235	55,485	—	Shares	Sole	2020-05-15
No filing history on record for this holder in this stock.