Form 13-F position report

BOSTON SCIENTIFIC CORP

Reported by XTX Topco Ltd

BSX CUSIP 101137107 Manager CIK 0001828301

Reported 580,370 shares, up 290,700 (100.4%) from the prior quarter.

Reported value 36.3%; share count 100.4% vs. the prior quarter.

Added
% of reported 13F value 0.32% This manager · Q2 2026
Shares 580,370 Quarter-end amount reported
Reported value $24,770,192 Fair value at quarter end
Consecutive quarters held 8 Through Q2 2026

Reported position value by quarter

Reported position value by quarter

Each bar is a Form 13-F quarter-end snapshot. It does not show trades made within the quarter.

Reported position value by quarter
Date Holding Value
2021-09-30 0
2022-03-31 309000
2022-06-30 0
2022-12-31 428506
2023-03-31 0
2023-06-30 1713084
2023-09-30 0
2024-09-30 1133982
2024-12-31 0
2025-03-31 6710134
2025-06-30 0
2025-09-30 4875447
2025-12-31 5366775
2026-03-31 18176793
2026-06-30 24770192

Quarterly position history

How this manager's reported quarter-end position changed over time.

15 quarters
Quarterly reported position history for BOSTON SCIENTIFIC CORP held by XTX Topco Ltd.
Quarter Activity Shares Change % of reported 13F Reported value Filed Source filing
Q2 2026 Added 580,370 +290,700 (100.4%) 0.32% $24,770,192 2026-08-14
Q1 2026 Added 289,670 +233,385 (414.6%) 0.32% $18,176,793 2026-05-15
Q4 2025 Added 56,285 +6,347 (12.7%) 0.14% $5,366,775 2026-02-17
Q3 2025 New 49,938 +49,938 (0.0%) 0.25% $4,875,447 2025-11-14
Q2 2025 Reduced 0 -66,516 (-100.0%) 0 $0 2025-08-12
Q1 2025 New 66,516 +66,516 (0.0%) 0.34% $6,710,134 2025-05-08
Q4 2024 Reduced 0 -13,532 (-100.0%) 0 $0 2025-02-13
Q3 2024 New 13,532 +13,532 (0.0%) 0.08% $1,133,982 2024-11-14
Q3 2023 Reduced 0 -31,671 (-100.0%) 0 $0 2023-11-13
Q2 2023 New 31,671 +31,671 (0.0%) 0.31% $1,713,084 2023-08-14
Q1 2023 Reduced 0 -9,261 (-100.0%) 0 $0 2023-05-12
Q4 2022 New 9,261 +9,261 (0.0%) 0.09% $428,506 2023-02-14
Q2 2022 Reduced 0 -6,967 (-100.0%) 0 $0 2022-08-15
Q1 2022 New 6,967 +6,967 (0.0%) 0.14% $309,000 2022-05-13
Q3 2021 Reduced 0 -26,052 (-100.0%) 0 $0 2021-11-12
Five years are shown. A free account unlocks the complete reported history. Unlock full history

Who else reported the position

1822 managers reported BOSTON SCIENTIFIC CORP for Q2 2026.

Managers reporting BOSTON SCIENTIFIC CORP in Q2 2026.
Manager Activity Shares Change % of reported 13F Reported value Tenure
BlackRock Inc Reduced 129,680,916 -2,141,121 0.08% $5,534,781,496 8 qtrs
VANGUARD CAPITAL MANAGEMENT LLC Added 97,087,553 +675,985 0.09% $4,143,696,762 2 qtrs
STATE STREET CORPORATION Added 70,111,196 +2,124,349 0.09% $2,992,345,845 53 qtrs
PRIMECAP MANAGEMENT CO CA Added 50,520,914 +17,991,140 1.28% $2,156,232,608 53 qtrs
FMR LLC Reduced 45,702,845 -28,523,550 0.08% $1,950,597,451 53 qtrs
MASSACHUSETTS FINANCIAL SERVICES CO MA Added 24,859,191 +13,862,619 0.48% $1,498,094,702 32 qtrs
GEODE CAPITAL MANAGEMENT LLC Added 33,440,102 +154,345 0.08% $1,420,478,040 53 qtrs
VANGUARD PORTFOLIO MANAGEMENT LLC Reduced 29,792,794 -3,417 0.06% $1,271,556,448 2 qtrs
D E Shaw & Co Inc Added 25,457,409 +1,145,057 0.52% $1,086,522,216 53 qtrs
JPMorgan Chase & Co Reduced 23,907,838 -9,442,319 0.06% $1,039,512,868 53 qtrs
Premium adds each manager's conviction percentile across reporting peers.
Filing details and methodology As reported
Report period
June 30, 2026
Filed
August 14, 2026
Filing type
13F-HR
Position type
COM

Voting authority reported

Sole
580,370
Shared
0
None
0

“None” means the manager reported no voting authority for those shares on non-routine matters. It does not disclose why and is not evidence of securities lending.

Form 13-F is a delayed quarter-end snapshot of disclosed long Section 13(f) securities. It can be filed up to 45 days after quarter end, excludes short positions and most non-U.S. securities, and does not reveal intra-quarter trading. For options, reported shares and value describe the underlying-share exposure; strike, expiry, premium, and written positions are not disclosed.