BOSTON SCIENTIFIC CORP

Ticker: BSX CUSIP: 101137107 Class: COM

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 141,877 Value ($000) $13,528 Avg Close $98.04 Range $90.42 - $105.65

Q2 2025

Shares 118,658 Value ($000) $13 Avg Close $101.18 Range $85.98 - $107.53

Q1 2025

Shares 81,674 Value ($000) $8 Avg Close $100.70 Range $88.81 - $107.17

Q3 2024

Shares 99,260 Value ($000) $8 Avg Close $78.83 Range $71.88 - $84.89

Q2 2024

Shares 26,154 Value ($000) $2 Avg Close $73.20 Range $66.80 - $77.99

Q1 2024

Shares 3,783 Value ($000) $0 Avg Close $64.30 Range $57.11 - $68.92

Q3 2023

Shares 37,160 Value ($000) $2 Avg Close $52.45 Range $49.69 - $55.38

Q1 2023

Shares 10,720 Value ($000) $1 Avg Close $47.13 Range $44.35 - $50.21

Q4 2022

Shares 25,811 Value ($000) $1 Avg Close $43.30 Range $38.79 - $47.95

Q3 2022

Shares 93,442 Value ($000) $3,619 Avg Close $40.12 Range $36.15 - $43.52

Q1 2022

Shares 26,821 Value ($000) $1,187 Avg Close $43.34 Range $40.80 - $45.32

Q4 2021

Shares 26,023 Value ($000) $1,105 Avg Close $42.02 Range $37.96 - $45.43

Q3 2021

Shares 75,006 Value ($000) $3,252 Avg Close $44.24 Range $40.93 - $46.29

Q2 2021

Shares 71,913 Value ($000) $3,074 Avg Close $42.07 Range $38.00 - $44.63

Q4 2020

Shares 37,687 Value ($000) $1,354 Avg Close $36.04 Range $32.99 - $42.13

Q2 2020

Shares 125,734 Value ($000) $4,414 Avg Close $36.01 Range $29.65 - $39.33

Q1 2020

Shares 1,324 Value ($000) $43 Avg Close $39.07 Range $24.10 - $46.13

Q1 2019

Shares 44,996 Value ($000) $1,726 Avg Close $38.19 Range $32.73 - $41.00

Q4 2018

Shares 10,395 Value ($000) $367 Avg Close $36.27 Range $31.56 - $39.44

Q2 2018

Shares 7,057 Value ($000) $230 Avg Close $30.16 Range $26.42 - $37.30

Q4 2017

Shares 2,486 Value ($000) $61 Avg Close $27.58 Range $24.54 - $29.93

Q3 2017

Shares 47,170 Value ($000) $1,375 Avg Close $27.62 Range $26.23 - $29.40

Q2 2017

Shares 15,729 Value ($000) $436 Avg Close $26.54 Range $24.29 - $28.51

Q1 2017

Shares 20,384 Value ($000) $506 Avg Close $24.32 Range $21.66 - $25.65

Q4 2016

Shares 159,803 Value ($000) $3,456 Avg Close $21.82 Range $19.67 - $23.88

Q2 2016

Shares 73,834 Value ($000) $1,725 Avg Close $21.63 Range $18.65 - $23.37

Q1 2016

Shares 7,192 Value ($000) $135 Avg Close $17.57 Range $15.67 - $18.89

Q4 2015

Shares 4,546 Value ($000) $83 Avg Close $17.92 Range $16.25 - $19.06

Q3 2015

Shares 1,401 Value ($000) $22 Avg Close $17.09 Range $14.18 - $18.11

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	141,877	$13,528	$98.04	$90.42 - $105.65
Q2 2025	118,658	$13	$101.18	$85.98 - $107.53
Q1 2025	81,674	$8	$100.70	$88.81 - $107.17
Q3 2024	99,260	$8	$78.83	$71.88 - $84.89
Q2 2024	26,154	$2	$73.20	$66.80 - $77.99
Q1 2024	3,783	$0	$64.30	$57.11 - $68.92
Q3 2023	37,160	$2	$52.45	$49.69 - $55.38
Q1 2023	10,720	$1	$47.13	$44.35 - $50.21
Q4 2022	25,811	$1	$43.30	$38.79 - $47.95
Q3 2022	93,442	$3,619	$40.12	$36.15 - $43.52
Q1 2022	26,821	$1,187	$43.34	$40.80 - $45.32
Q4 2021	26,023	$1,105	$42.02	$37.96 - $45.43
Q3 2021	75,006	$3,252	$44.24	$40.93 - $46.29
Q2 2021	71,913	$3,074	$42.07	$38.00 - $44.63
Q4 2020	37,687	$1,354	$36.04	$32.99 - $42.13
Q2 2020	125,734	$4,414	$36.01	$29.65 - $39.33
Q1 2020	1,324	$43	$39.07	$24.10 - $46.13
Q1 2019	44,996	$1,726	$38.19	$32.73 - $41.00
Q4 2018	10,395	$367	$36.27	$31.56 - $39.44
Q2 2018	7,057	$230	$30.16	$26.42 - $37.30
Q4 2017	2,486	$61	$27.58	$24.54 - $29.93
Q3 2017	47,170	$1,375	$27.62	$26.23 - $29.40
Q2 2017	15,729	$436	$26.54	$24.29 - $28.51
Q1 2017	20,384	$506	$24.32	$21.66 - $25.65
Q4 2016	159,803	$3,456	$21.82	$19.67 - $23.88
Q2 2016	73,834	$1,725	$21.63	$18.65 - $23.37
Q1 2016	7,192	$135	$17.57	$15.67 - $18.89
Q4 2015	4,546	$83	$17.92	$16.25 - $19.06
Q3 2015	1,401	$22	$17.09	$14.18 - $18.11