Krensavage Asset Management, LLC

Position in BIIB — Biogen Inc.

CIK 1609251 NEW YORK, NY

Position in BIIB

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$4,321,200

+$654,600 QoQ

Shares Held

20,000

0.0% QoQ

Ownership

0.014%

of shares outstanding

% of Portfolio

1.64%

of 13F equity value

Holder Rank

#263

of 1,036 holders

Holding Since

Mar 2020

24 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Healthcare · as of Jun 30, 2026

Krensavage Asset Management, LLC holds $23,211,270 across 3 Drug Manufacturers - General names. BIIB ranks #3 (18.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	SNY	Sanofi	323,946	$13,819,536
2	GSK	GSK plc	96,729	$5,070,534
3	BIIB	Biogen Inc. This page	20,000	$4,321,200

24 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$4,321,200	20,000	0.0%	Shares	Sole	2026-08-14
2026-03-31	$3,666,600	20,000	+100.0%	Shares	Sole	2026-05-15
2025-12-31	$1,759,900	10,000	0.0%	Shares	Sole	2026-02-18
2025-09-30	$1,400,800	10,000	-90.8%	Shares	Sole	2025-11-17
2024-12-31	$16,656,505	108,923	-4.0%	Shares	Sole	2025-02-18
2024-09-30	$22,001,227	113,502	-8.3%	Shares	Sole	2024-11-15
2024-06-30	$28,695,838	123,785	-7.7%	Shares	Sole	2024-08-15
2024-03-31	$28,909,082	134,068	-16.5%	Shares	Sole	2024-05-15
2023-12-31	$41,527,409	160,480	0.0%	Shares	Sole	2024-02-14
2023-09-30	$41,244,964	160,480	-9.2%	Shares	Sole	2023-11-15
2023-06-30	$50,368,886	176,826	-0.2%	Shares	Sole	2023-08-11
2023-03-31	$49,246,341	177,126	+0.1%	Shares	Sole	2023-05-16
2022-12-31	$49,015,947	177,004	-4.1%	Shares	Sole	2023-02-15
2022-09-30	$49,301,016	184,648	+57.5%	Shares	Sole	2022-11-15
2022-06-30	$23,911,557	117,248	+5.3%	Shares	Sole	2022-08-16
2022-03-31	$23,450,941	111,353	+8.1%	Shares	Sole	2022-05-17
2021-12-31	$24,724,475	103,053	-0.1%	Shares	Sole	2022-02-15
2021-09-30	$29,205,133	103,202	+5.8%	Shares	Sole	2021-11-16
2021-06-30	$33,769,289	97,523	-29.6%	Shares	Sole	2021-08-13
2021-03-31	$38,750,410	138,518	+0.4%	Shares	Sole	2021-05-18
2020-12-31	$33,794,842	138,017	+0.6%	Shares	Sole	2021-02-17
2020-09-30	$38,910,399	137,163	-9.4%	Shares	Sole	2020-12-08
2020-06-30	$40,512,421	151,420	+36.7%	Shares	Sole	2020-08-20
2020-03-31	$35,045,728	110,771	—	Shares	Sole	2020-05-18
No filing history on record for this holder in this stock.