CITIGROUP INC

Position in BSX — Boston Scientific Corp

CIK 831001 NEW YORK, NY

Back to BSX Full portfolio

Position in BSX

as of Mar 31, 2026 · filed May 11, 2026 Compact

Position Value

$98,934,159

-$30,408,019 QoQ

Shares Held

1,576,640

+16.2% QoQ

Ownership

0.106%

of shares outstanding

% of Portfolio

0.08%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 99.96200781408565.ToString("F0")% Shared 0.037992185914349504.ToString("F0")% None 0.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

$65,573,750

CallShares

1,045,000

PutValue

$4,392,500

PutShares

70,000

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

CITIGROUP INC holds $1,237,248,942 across 100 Medical Devices names. BSX ranks #5 (8.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ABT	Abbott Laboratories	2,165,231	$222,304,264
2	PEN	Penumbra Inc	620,943	$203,899,052
3	SYK	Stryker Corp	385,344	$126,620,183
4	MDT	Medtronic plc	1,337,911	$115,929,987
5	BSX	Boston Scientific Corp This page	1,576,640	$98,934,159
6	MASI	Masimo Corp	533,388	$94,873,723
7	EW	Edwards Lifesciences Corp	789,574	$63,229,084
8	DXCM	Dexcom Inc	834,087	$52,380,663

All Filings in BSX

Export CSV

50 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$98,934,159	1,576,640	+50.9%	Shares	Defined	2026-05-11
2026-03-31	$65,573,750	1,045,000	+1392.9%	Call	Defined	2026-05-11
2026-03-31	$4,392,500	70,000	-76.3%	Put	Defined	2026-05-11
2025-12-31	$28,128,250	295,000	+30.9%	Call	Defined	2026-02-13
2025-12-31	$21,491,890	225,400	-83.4%	Put	Defined	2026-02-13
2025-12-31	$129,342,178	1,356,499	-35.6%	Shares	Defined	2026-02-13
2025-09-30	$205,618,637	2,106,101	+132.7%	Shares	Defined	2025-11-10
2025-09-30	$88,345,387	904,900	+90.3%	Call	Defined	2025-11-10
2025-09-30	$46,423,065	475,500	+57.3%	Put	Defined	2025-11-10
2025-06-30	$32,459,302	302,200	+246.2%	Put	Defined	2025-08-11
2025-06-30	$9,376,893	87,300	-97.8%	Call	Defined	2025-08-11
2025-06-30	$433,190,650	4,033,057	+767.3%	Shares	Defined	2025-08-11
2025-03-31	$46,909,200	465,000	-83.9%	Put	Defined	2025-05-12
2025-03-31	$291,338,309	2,887,969	+570.1%	Shares	Defined	2025-05-12
2025-03-31	$43,479,280	431,000	-16.5%	Call	Defined	2025-05-12
2024-12-31	$46,089,120	516,000	-39.3%	Call	Defined	2025-02-12
2024-12-31	$75,913,068	849,900	-72.9%	Put	Defined	2025-02-12
2024-12-31	$280,281,244	3,137,945	+65.4%	Shares	Defined	2025-02-12
2024-09-30	$158,983,095	1,897,173	+264.8%	Shares	Defined	2024-11-12
2024-09-30	$43,584,380	520,100	-39.1%	Call	Defined	2024-11-12
2024-09-30	$71,565,200	854,000	+121.2%	Put	Defined	2024-11-12
2024-06-30	$29,733,561	386,100	-47.0%	Call	Defined	2024-08-12
2024-06-30	$56,140,290	729,000	-67.9%	Put	Defined	2024-08-12
2024-06-30	$174,761,562	2,269,336	+1081.9%	Shares	Defined	2024-08-12
2024-03-31	$13,150,080	192,000	-90.4%	Call	Defined	2024-05-10
2024-03-31	$137,192,384	2,003,101	+323.5%	Shares	Defined	2024-05-10
2024-03-31	$32,395,770	473,000	+113.1%	Put	Defined	2024-05-10
2023-12-31	$12,833,820	222,000	-91.7%	Call	Defined	2024-02-09
2023-12-31	$154,980,398	2,680,858	+565.2%	Shares	Defined	2024-02-09
2023-12-31	$23,297,430	403,000	-82.6%	Put	Defined	2024-02-09
2023-09-30	$122,224,288	2,314,854	+2723.0%	Shares	Defined	2023-12-06
2023-09-30	$4,329,600	82,000	-33.3%	Call	Defined	2023-12-06
2023-09-30	$6,494,400	123,000	+89.2%	Put	Defined	2023-12-06
2023-06-30	$3,515,850	65,000	-97.1%	Call	Defined	2023-08-10
2023-06-30	$122,153,877	2,258,345	+2216.3%	Shares	Defined	2023-08-10
2023-06-30	$5,273,775	97,500	-95.7%	Put	Defined	2023-08-10
2023-03-31	$114,568,898	2,290,004	+7533.3%	Shares	Defined	2023-05-11
2023-03-31	$1,500,900	30,000	0.0%	Put	Defined	2023-05-11
2023-03-31	$1,500,900	30,000	-98.7%	Call	Defined	2023-05-11
2022-12-31	$107,754,636	2,328,823	-12.6%	Shares	Defined	2023-02-09
2022-09-30	$103,142,711	2,663,122	+27.8%	Shares	Defined	2022-11-10
2022-06-30	$77,644,365	2,083,294	+733.3%	Shares	Defined	2022-08-10
2022-06-30	$9,317,500	250,000	-88.0%	Call	Defined	2022-08-10
2022-03-31	$91,979,166	2,076,748	+1255.6%	Shares	Defined	2022-05-12
2022-03-31	$6,785,228	153,200	-49.4%	Call	Defined	2022-05-12
2021-12-31	$12,850,200	302,500	-84.8%	Put	Defined	2022-02-10
2021-12-31	$84,789,907	1,995,996	+292.1%	Shares	Defined	2022-02-10
2021-12-31	$21,622,320	509,000	-92.8%	Call	Defined	2022-02-10
2021-09-30	$304,844,990	7,025,697	+2602.2%	Shares	Defined	2021-11-10
2021-09-30	$11,281,400	260,000	—	Call	Defined	2021-11-10
No filing history on record for this holder in this stock.