ROYAL BANK OF CANADA

Bank

Position in BIIB — Biogen Inc.

CIK 1000275 TORONTO, A6

Back to BIIB Full portfolio

Position in BIIB

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

Position Value

$97,417,340

+$2,061,563 QoQ

Shares Held

531,377

-1.9% QoQ

Ownership

0.360%

of shares outstanding

% of Portfolio

0.02%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 99.38518227172045.ToString("F0")% Shared 0.07621707375366266.ToString("F0")% None 0.5386006545258827.ToString("F0")%

Common Shares in BIIB Over Time

Shares Held

Position Value (USD)

Derivatives in BIIB

reported options exposure · as of Dec 31, 2024

CallValue

CallShares

PutValue

$137,628

PutShares

900

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Drug Manufacturers - General

Healthcare · as of Mar 31, 2026

ROYAL BANK OF CANADA holds $17,384,840,434 across 18 Drug Manufacturers - General names. BIIB ranks #13 (0.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	LLY	ELI LILLY & Co	4,262,531	$3,920,548,130
2	JNJ	Johnson & Johnson	13,387,402	$3,272,416,535
3	AZN	Astrazeneca PLC	10,386,455	$2,048,416,647
4	ABBV	AbbVie Inc.	7,534,148	$1,638,601,840
5	MRK	Merck & Co., Inc.	13,201,722	$1,588,035,133
6	AMGN	Amgen Inc	4,471,445	$1,573,277,917
7	PFE	Pfizer Inc	34,155,840	$959,095,979
8	GILD	Gilead Sciences, Inc.	5,647,122	$787,039,387

All Filings in BIIB

Export CSV

36 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$97,417,340	531,377	-1.9%	Shares	Defined	2026-05-15
2025-12-31	$95,355,777	541,825	+8.8%	Shares	Defined	2026-02-17
2025-09-30	$69,776,645	498,120	+0.4%	Shares	Defined	2025-11-14
2025-06-30	$62,311,726	496,152	+50.1%	Shares	Defined	2025-11-21
2025-03-31	$45,234,100	330,562	+36629.1%	Shares	Defined	2025-11-21
2024-12-31	$137,628	900	-99.6%	Put	Defined	2025-02-14
2024-12-31	$37,669,544	246,335	-28.2%	Shares	Defined	2025-02-14
2024-09-30	$66,524,720	343,194	+38032.7%	Shares	Defined	2024-11-14
2024-09-30	$174,456	900	-99.8%	Put	Defined	2024-11-14
2024-06-30	$91,733,951	395,712	-1.9%	Shares	Defined	2024-11-06
2024-03-31	$86,958,830	403,278	+7.8%	Shares	Defined	2024-11-05
2023-12-31	$96,783,597	374,014	+22.0%	Shares	Defined	2024-02-14
2023-09-30	$78,787,439	306,554	-13.0%	Shares	Defined	2023-11-14
2023-06-30	$100,421,015	352,540	+22.9%	Shares	Defined	2023-08-14
2023-03-31	$79,761,520	286,881	-25.3%	Shares	Defined	2023-05-15
2022-12-31	$106,283,550	383,806	+52.0%	Shares	Defined	2023-02-14
2022-09-30	$67,398,543	252,429	-14.6%	Shares	Defined	2022-11-14
2022-06-30	$60,312,599	295,737	+15465.1%	Shares	Defined	2022-08-15
2022-03-31	$400,140	1,900	-99.3%	Put	Defined	2022-05-16
2022-03-31	$55,234,268	262,271	+5145.4%	Shares	Defined	2022-05-16
2021-12-31	$1,199,600	5,000	-98.2%	Put	Sole	2022-02-14
2021-12-31	$67,156,722	279,913	-3.8%	Shares	Defined	2022-02-14
2021-09-30	$82,355,460	291,019	+5720.4%	Shares	Defined	2021-11-15
2021-09-30	$1,414,950	5,000	-15.3%	Put	Sole	2021-11-15
2021-06-30	$2,042,993	5,900	-98.5%	Put	Defined	2021-08-16
2021-06-30	$134,307,047	387,868	+10.3%	Shares	Defined	2021-08-16
2021-03-31	$98,398,140	351,736	+635.8%	Shares	Defined	2021-07-20
2021-03-31	$13,372,050	47,800	-25.3%	Put	Defined	2021-07-20
2020-12-31	$15,671,040	64,000	-83.1%	Put	Defined	2021-02-16
2020-12-31	$92,810,259	379,034	-9.7%	Shares	Defined	2021-02-16
2020-09-30	$119,086,307	419,791	+588.2%	Shares	Defined	2020-11-16
2020-09-30	$17,304,480	61,000	0.0%	Put	Defined	2020-11-16
2020-06-30	$16,320,550	61,000	-82.7%	Put	Defined	2020-08-14
2020-06-30	$94,487,150	353,157	+18.7%	Shares	Defined	2020-08-14
2020-03-31	$94,148,040	297,579	+456.2%	Shares	Defined	2020-06-16
2020-03-31	$16,926,330	53,500	—	Put	Defined	2020-06-16
No filing history on record for this holder in this stock.