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Equibles

CITADEL ADVISORS LLC

Position in BSX — Boston Scientific Corp

CIK 1423053 MIAMI, FL
Back to BSX Full portfolio

Position in BSX

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$264,636,453
-$190,718,723 QoQ
Shares Held
4,217,314
-11.7% QoQ
Ownership
0.284%
of shares outstanding
% of Portfolio
0.21%
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")%

Common Shares in BSX Over Time

Shares Held

Position Value (USD)

Derivatives in BSX

reported options exposure · as of Mar 31, 2026
CallValue
$101,146,725
CallShares
1,611,900
PutValue
$57,127,600
PutShares
910,400

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

CITADEL ADVISORS LLC holds $1,870,037,695 across 83 Medical Devices names. BSX ranks #1 (14.2% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 BSX
Boston Scientific Corp
This page 		4,217,314 $264,636,453
2 ABT
Abbott Laboratories
 1,915,846 $196,699,908
3 GMED
Globus Medical Inc
 1,966,114 $169,400,381
4 GKOS
GLAUKOS Corp
 1,446,926 $155,776,052
5 DXCM
Dexcom Inc
 2,091,872 $131,369,561
6 ZBH
Zimmer Biomet Holdings, Inc.
 1,378,665 $124,658,889
7 GEHC
GE HealthCare Technologies Inc.
 1,293,268 $92,054,816
8 MDT
Medtronic plc
 982,741 $85,154,507

All Filings in BSX

Export CSV
50 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $264,636,453 4,217,314
2026-03-31 $101,146,725 1,611,900
2026-03-31 $57,127,600 910,400
2025-12-31 $57,210,000 600,000
2025-12-31 $455,355,176 4,775,618
2025-12-31 $62,988,210 660,600
2025-09-30 $58,714,682 601,400
2025-09-30 $869,516,698 8,906,245
2025-09-30 $49,137,179 503,300
2025-06-30 $580,476,399 5,404,305
2025-06-30 $50,482,700 470,000
2025-06-30 $84,037,584 782,400
2025-03-31 $548,137,028 5,433,555
2025-03-31 $122,750,784 1,216,800
2025-03-31 $41,643,264 412,800
2024-12-31 $33,503,932 375,100
2024-12-31 $440,477,292 4,931,452
2024-12-31 $57,557,808 644,400
2024-09-30 $24,050,600 287,000
2024-09-30 $820,662,031 9,793,103
2024-09-30 $49,576,080 591,600
2024-06-30 $51,673,710 671,000
2024-06-30 $962,614,757 12,499,867
2024-06-30 $23,780,688 308,800
2024-03-31 $13,403,493 195,700
2024-03-31 $53,340,012 778,800
2024-03-31 $600,935,711 8,774,065
2023-12-31 $38,819,415 671,500
2023-12-31 $519,222,480 8,981,534
2023-12-31 $47,508,258 821,800
2023-09-30 $1,117,048,521 21,156,222
2023-09-30 $36,970,560 700,200
2023-09-30 $50,249,760 951,700
2023-06-30 $22,084,947 408,300
2023-06-30 $836,033,862 15,456,348
2023-06-30 $20,121,480 372,000
2023-03-31 $30,978,576 619,200
2023-03-31 $27,616,560 552,000
2023-03-31 $751,057,714 15,012,147
2022-12-31 $302,342,569 6,534,311
2022-12-31 $7,495,740 162,000
2022-12-31 $25,758,509 556,700
2022-09-30 $18,226,338 470,600
2022-09-30 $561,255,871 14,491,502
2022-09-30 $17,513,706 452,200
2022-06-30 $467,034,431 12,531,109
2022-06-30 $21,154,452 567,600
2022-06-30 $38,798,070 1,041,000
2022-03-31 $19,359,159 437,100
2022-03-31 $33,204,213 749,700

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