BANK OF MONTREAL /CAN/

Bank

Position in BSX — Boston Scientific Corp

CIK 927971 TORONTO, A6

Back to BSX Full portfolio

Position in BSX

as of Mar 31, 2026 · filed May 13, 2026 Compact

Position Value

$83,114,066

-$111,434,828 QoQ

Shares Held

1,324,527

-35.1% QoQ

Ownership

0.089%

of shares outstanding

% of Portfolio

0.04%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 94.96122011857818.ToString("F0")% Shared 0.ToString("F0")% None 5.038779881421821.ToString("F0")%

Common Shares in BSX Over Time

Shares Held

Position Value (USD)

Derivatives in BSX

reported options exposure · as of Mar 31, 2026

CallValue

$20,550,625

CallShares

327,500

PutValue

PutShares

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 Medical Devices

Healthcare · as of Mar 31, 2026

BANK OF MONTREAL /CAN/ holds $1,285,243,874 across 38 Medical Devices names. BSX ranks #5 (6.5% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	MDT	Medtronic plc	3,893,787	$337,396,639
2	ABT	Abbott Laboratories	2,408,202	$247,250,095
3	GMED	Globus Medical Inc	2,307,181	$198,786,714
4	SYK	Stryker Corp	457,607	$150,365,080
5	BSX	Boston Scientific Corp This page	1,324,527	$83,114,066
6	SNN	Smith & Nephew PLC	2,243,019	$71,283,142
7	EW	Edwards Lifesciences Corp	830,911	$66,539,348
8	GEHC	GE HealthCare Technologies Inc.	448,197	$31,902,660

All Filings in BSX

Export CSV

33 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$20,550,625	327,500	-75.3%	Call	Defined	2026-05-13
2026-03-31	$83,114,066	1,324,527	-35.1%	Shares	Defined	2026-05-13
2025-12-31	$194,548,894	2,040,366	-4.6%	Shares	Defined	2026-02-12
2025-09-30	$208,737,622	2,138,048	+2415.4%	Shares	Defined	2025-11-13
2025-06-30	$9,129,850	85,000	-95.8%	Call	Defined	2025-08-05
2025-06-30	$217,021,255	2,020,494	+1920.5%	Shares	Defined	2025-08-05
2025-03-31	$10,088,000	100,000	-95.3%	Call	Defined	2025-05-13
2025-03-31	$215,251,786	2,133,741	-10.2%	Shares	Defined	2025-05-13
2024-12-31	$212,285,054	2,376,680	-51.5%	Shares	Defined	2025-02-13
2024-09-30	$410,744,019	4,901,480	-6.4%	Shares	Defined	2024-11-13
2024-06-30	$403,284,348	5,236,779	+1.2%	Shares	Defined	2024-08-14
2024-03-31	$354,413,624	5,174,677	-1.5%	Shares	Defined	2024-05-13
2023-12-31	$303,570,771	5,251,181	+6.3%	Shares	Defined	2024-02-08
2023-09-30	$260,917,429	4,941,618	+17.2%	Shares	Defined	2023-11-01
2023-06-30	$227,974,905	4,214,733	+61.9%	Shares	Defined	2023-08-02
2023-03-31	$130,227,737	2,602,993	+75.0%	Shares	Defined	2024-06-13
2022-12-31	$68,836,386	1,487,711	-51.6%	Shares	Defined	2023-02-01
2022-09-30	$118,978,130	3,071,989	+45750.6%	Shares	Defined	2022-11-10
2022-09-30	$259,491	6,700	-91.0%	Call	Defined	2022-11-10
2022-09-30	$2,889,258	74,600	-96.9%	Put	Defined	2022-11-10
2022-06-30	$89,102,765	2,390,737	+2888.4%	Shares	Defined	2022-08-11
2022-06-30	$2,981,600	80,000	-96.7%	Call	Defined	2022-08-11
2022-03-31	$108,239,487	2,443,881	+2443781.0%	Shares	Defined	2022-05-12
2022-03-31	$4,429	100	-99.9%	Put	Defined	2022-05-12
2022-03-31	$4,429,000	100,000	-94.5%	Call	Defined	2022-05-12
2021-12-31	$76,771,637	1,807,242	-5.9%	Shares	Defined	2022-02-11
2021-09-30	$83,291,657	1,919,605	+11.0%	Shares	Defined	2021-11-12
2021-06-30	$73,950,123	1,729,423	+38.6%	Shares	Defined	2021-08-12
2021-03-31	$48,226,655	1,247,779	-18.0%	Shares	Defined	2021-05-13
2020-12-31	$54,729,952	1,522,391	+75.9%	Shares	Defined	2021-02-12
2020-09-30	$33,072,126	865,536	+4.7%	Shares	Defined	2020-11-12
2020-06-30	$29,035,087	826,975	+22.4%	Shares	Defined	2020-08-12
2020-03-31	$22,047,500	675,682	—	Shares	Defined	2020-05-13
No filing history on record for this holder in this stock.