BOSTON SCIENTIFIC CORP

Ticker: BSX CUSIP: 101137107 Class: COM

Robeco Institutional Asset Management B.V.'s Holding History (CIK: 0001418773)

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

Q4 2025

Shares 2,992,877 Value ($000) $285,371 Avg Close $98.04 Range $90.42 - $105.65

Q3 2025

Shares 3,118,868 Value ($000) $304,495 Avg Close $103.56 Range $95.84 - $109.50

Q2 2025

Shares 3,145,777 Value ($000) $337,888 Avg Close $101.18 Range $85.98 - $107.53

Q1 2025

Shares 2,389,578 Value ($000) $241,061 Avg Close $100.70 Range $88.81 - $107.17

Q4 2024

Shares 1,922,301 Value ($000) $171,700 Avg Close $88.03 Range $80.64 - $91.93

Q3 2024

Shares 1,698,021 Value ($000) $142,294 Avg Close $78.83 Range $71.88 - $84.89

Q2 2024

Shares 1,376,447 Value ($000) $106,000 Avg Close $73.20 Range $66.80 - $77.99

Q1 2024

Shares 701,468 Value ($000) $48,044 Avg Close $64.30 Range $57.11 - $68.92

Q4 2023

Shares 594,287 Value ($000) $34,356 Avg Close $53.38 Range $48.35 - $58.34

Q3 2023

Shares 465,701 Value ($000) $24,589 Avg Close $52.45 Range $49.69 - $55.38

Q2 2023

Shares 452,944 Value ($000) $24,500 Avg Close $52.23 Range $49.38 - $54.75

Q1 2023

Shares 139,354 Value ($000) $6,972 Avg Close $47.13 Range $44.35 - $50.21

Q4 2022

Shares 135,305 Value ($000) $6,261 Avg Close $43.30 Range $38.79 - $47.95

Q3 2022

Shares 1,223,909 Value ($000) $47,402 Avg Close $40.12 Range $36.15 - $43.52

Q2 2022

Shares 1,086,484 Value ($000) $40,493 Avg Close $40.71 Range $34.98 - $47.50

Q1 2022

Shares 1,032,705 Value ($000) $45,739 Avg Close $43.34 Range $40.80 - $45.32

Q4 2021

Shares 1,016,138 Value ($000) $43,165 Avg Close $42.02 Range $37.96 - $45.43

Q3 2021

Shares 640,119 Value ($000) $27,776 Avg Close $44.24 Range $40.93 - $46.29

Q2 2021

Shares 145,464 Value ($000) $6,220 Avg Close $42.07 Range $38.00 - $44.63

Q1 2021

Shares 107,847 Value ($000) $4,169 Avg Close $37.85 Range $34.58 - $40.13

Q4 2020

Shares 101,636 Value ($000) $3,654 Avg Close $36.04 Range $32.99 - $42.13

Q3 2020

Shares 91,472 Value ($000) $3,496 Avg Close $38.53 Range $33.77 - $42.37

Q2 2020

Shares 97,239 Value ($000) $3,414 Avg Close $36.01 Range $29.65 - $39.33

Q1 2020

Shares 93,450 Value ($000) $3,049 Avg Close $39.07 Range $24.10 - $46.13

Q4 2019

Shares 93,450 Value ($000) $4,225 Avg Close $41.84 Range $37.65 - $46.62

Q3 2019

Shares 69,233 Value ($000) $2,817 Avg Close $42.37 Range $39.75 - $43.84

Q2 2019

Shares 53,848 Value ($000) $2,314 Avg Close $38.46 Range $34.35 - $43.02

Q1 2019

Shares 166,925 Value ($000) $6,407 Avg Close $38.19 Range $32.73 - $41.00

Q4 2018

Shares 120,645 Value ($000) $4,258 Avg Close $36.27 Range $31.56 - $39.44

Q3 2018

Shares 102,846 Value ($000) $3,959 Avg Close $34.93 Range $32.27 - $39.13

Q2 2018

Shares 84,605 Value ($000) $2,767 Avg Close $30.16 Range $26.42 - $37.30

Q1 2018

Shares 102,947 Value ($000) $2,812 Avg Close $27.18 Range $24.84 - $28.90

Q4 2017

Shares 92,146 Value ($000) $2,284 Avg Close $27.58 Range $24.54 - $29.93

Q3 2017

Shares 111,977 Value ($000) $3,266 Avg Close $27.62 Range $26.23 - $29.40

Q2 2017

Shares 113,107 Value ($000) $3,134 Avg Close $26.54 Range $24.29 - $28.51

Q1 2017

Shares 131,905 Value ($000) $3,280 Avg Close $24.32 Range $21.66 - $25.65

Q4 2016

Shares 64,029 Value ($000) $1,385 Avg Close $21.82 Range $19.67 - $23.88

Q3 2016

Shares 107,143 Value ($000) $2,550 Avg Close $23.86 Range $22.95 - $24.79

Q2 2016

Shares 103,078 Value ($000) $2,409 Avg Close $21.63 Range $18.65 - $23.37

Q1 2016

Shares 97,887 Value ($000) $1,840 Avg Close $17.57 Range $15.67 - $18.89

Q4 2015

Shares 90,124 Value ($000) $1,661 Avg Close $17.92 Range $16.25 - $19.06

Q3 2015

Shares 95,091 Value ($000) $1,561 Avg Close $17.09 Range $14.18 - $18.11

Q2 2015

Shares 85,072 Value ($000) $1,505 Avg Close $17.87 Range $17.12 - $18.62

Q1 2015

Shares 80,105 Value ($000) $1,422 Avg Close $15.80 Range $13.14 - $18.17

Q4 2014

Shares 198,405 Value ($000) $2,629 Avg Close $12.78 Range $11.10 - $13.76

Q3 2014

Shares 260,921 Value ($000) $3,081 Avg Close $12.59 Range $11.76 - $13.34

Q2 2014

Shares 300,302 Value ($000) $3,834 Avg Close $13.00 Range $12.28 - $13.90

Q1 2014

Shares 212,200 Value ($000) $2,871 Avg Close $13.13 Range $11.85 - $14.08

Q4 2013

Shares 212,200 Value ($000) $2,551 Avg Close $11.81 Range $11.12 - $12.48

Q3 2013

Shares 202,648 Value ($000) $2,378 Avg Close $10.82 Range $9.05 - $12.16

Q2 2013

Shares 107,680 Value ($000) $998 Avg Close $8.48 Range $7.07 - $9.75

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,992,877	$285,371	$98.04	$90.42 - $105.65
Q3 2025	3,118,868	$304,495	$103.56	$95.84 - $109.50
Q2 2025	3,145,777	$337,888	$101.18	$85.98 - $107.53
Q1 2025	2,389,578	$241,061	$100.70	$88.81 - $107.17
Q4 2024	1,922,301	$171,700	$88.03	$80.64 - $91.93
Q3 2024	1,698,021	$142,294	$78.83	$71.88 - $84.89
Q2 2024	1,376,447	$106,000	$73.20	$66.80 - $77.99
Q1 2024	701,468	$48,044	$64.30	$57.11 - $68.92
Q4 2023	594,287	$34,356	$53.38	$48.35 - $58.34
Q3 2023	465,701	$24,589	$52.45	$49.69 - $55.38
Q2 2023	452,944	$24,500	$52.23	$49.38 - $54.75
Q1 2023	139,354	$6,972	$47.13	$44.35 - $50.21
Q4 2022	135,305	$6,261	$43.30	$38.79 - $47.95
Q3 2022	1,223,909	$47,402	$40.12	$36.15 - $43.52
Q2 2022	1,086,484	$40,493	$40.71	$34.98 - $47.50
Q1 2022	1,032,705	$45,739	$43.34	$40.80 - $45.32
Q4 2021	1,016,138	$43,165	$42.02	$37.96 - $45.43
Q3 2021	640,119	$27,776	$44.24	$40.93 - $46.29
Q2 2021	145,464	$6,220	$42.07	$38.00 - $44.63
Q1 2021	107,847	$4,169	$37.85	$34.58 - $40.13
Q4 2020	101,636	$3,654	$36.04	$32.99 - $42.13
Q3 2020	91,472	$3,496	$38.53	$33.77 - $42.37
Q2 2020	97,239	$3,414	$36.01	$29.65 - $39.33
Q1 2020	93,450	$3,049	$39.07	$24.10 - $46.13
Q4 2019	93,450	$4,225	$41.84	$37.65 - $46.62
Q3 2019	69,233	$2,817	$42.37	$39.75 - $43.84
Q2 2019	53,848	$2,314	$38.46	$34.35 - $43.02
Q1 2019	166,925	$6,407	$38.19	$32.73 - $41.00
Q4 2018	120,645	$4,258	$36.27	$31.56 - $39.44
Q3 2018	102,846	$3,959	$34.93	$32.27 - $39.13
Q2 2018	84,605	$2,767	$30.16	$26.42 - $37.30
Q1 2018	102,947	$2,812	$27.18	$24.84 - $28.90
Q4 2017	92,146	$2,284	$27.58	$24.54 - $29.93
Q3 2017	111,977	$3,266	$27.62	$26.23 - $29.40
Q2 2017	113,107	$3,134	$26.54	$24.29 - $28.51
Q1 2017	131,905	$3,280	$24.32	$21.66 - $25.65
Q4 2016	64,029	$1,385	$21.82	$19.67 - $23.88
Q3 2016	107,143	$2,550	$23.86	$22.95 - $24.79
Q2 2016	103,078	$2,409	$21.63	$18.65 - $23.37
Q1 2016	97,887	$1,840	$17.57	$15.67 - $18.89
Q4 2015	90,124	$1,661	$17.92	$16.25 - $19.06
Q3 2015	95,091	$1,561	$17.09	$14.18 - $18.11
Q2 2015	85,072	$1,505	$17.87	$17.12 - $18.62
Q1 2015	80,105	$1,422	$15.80	$13.14 - $18.17
Q4 2014	198,405	$2,629	$12.78	$11.10 - $13.76
Q3 2014	260,921	$3,081	$12.59	$11.76 - $13.34
Q2 2014	300,302	$3,834	$13.00	$12.28 - $13.90
Q1 2014	212,200	$2,871	$13.13	$11.85 - $14.08
Q4 2013	212,200	$2,551	$11.81	$11.12 - $12.48
Q3 2013	202,648	$2,378	$10.82	$9.05 - $12.16
Q2 2013	107,680	$998	$8.48	$7.07 - $9.75