BOSTON SCIENTIFIC CORP

Ticker: BSX CUSIP: 101137107 Class: COM

GUGGENHEIM CAPITAL LLC's Holding History (CIK: 0001283072)

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

Q4 2025

Shares 154,091 Value ($000) $14,693 Avg Close $98.04 Range $90.42 - $105.65

Q3 2025

Shares 151,688 Value ($000) $14,809 Avg Close $103.56 Range $95.84 - $109.50

Q2 2025

Shares 127,493 Value ($000) $13,694 Avg Close $101.18 Range $85.98 - $107.53

Q1 2025

Shares 127,869 Value ($000) $12,899 Avg Close $100.70 Range $88.81 - $107.17

Q4 2024

Shares 118,191 Value ($000) $10,557 Avg Close $88.03 Range $80.64 - $91.93

Q3 2024

Shares 111,309 Value ($000) $9,328 Avg Close $78.83 Range $71.88 - $84.89

Q2 2024

Shares 156,021 Value ($000) $12,015 Avg Close $73.20 Range $66.80 - $77.99

Q1 2024

Shares 145,049 Value ($000) $9,934 Avg Close $64.30 Range $57.11 - $68.92

Q4 2023

Shares 212,839 Value ($000) $12,304 Avg Close $53.38 Range $48.35 - $58.34

Q3 2023

Shares 196,133 Value ($000) $10,356 Avg Close $52.45 Range $49.69 - $55.38

Q2 2023

Shares 302,865 Value ($000) $16,382 Avg Close $52.23 Range $49.38 - $54.75

Q1 2023

Shares 255,903 Value ($000) $12,803 Avg Close $47.13 Range $44.35 - $50.21

Q4 2022

Shares 318,152 Value ($000) $14,721 Avg Close $43.30 Range $38.79 - $47.95

Q3 2022

Shares 301,090 Value ($000) $11,661 Avg Close $40.12 Range $36.15 - $43.52

Q2 2022

Shares 245,728 Value ($000) $9,158 Avg Close $40.71 Range $34.98 - $47.50

Q1 2022

Shares 319,483 Value ($000) $14,150 Avg Close $43.34 Range $40.80 - $45.32

Q4 2021

Shares 397,373 Value ($000) $16,881 Avg Close $42.02 Range $37.96 - $45.43

Q3 2021

Shares 420,210 Value ($000) $18,233 Avg Close $44.24 Range $40.93 - $46.29

Q2 2021

Shares 401,665 Value ($000) $17,175 Avg Close $42.07 Range $38.00 - $44.63

Q1 2021

Shares 428,671 Value ($000) $16,569 Avg Close $37.85 Range $34.58 - $40.13

Q4 2020

Shares 398,808 Value ($000) $14,337 Avg Close $36.04 Range $32.99 - $42.13

Q3 2020

Shares 343,517 Value ($000) $13,125 Avg Close $38.53 Range $33.77 - $42.37

Q2 2020

Shares 352,334 Value ($000) $12,370 Avg Close $36.01 Range $29.65 - $39.33

Q1 2020

Shares 253,253 Value ($000) $8,264 Avg Close $39.07 Range $24.10 - $46.13

Q4 2019

Shares 166,314 Value ($000) $7,521 Avg Close $41.84 Range $37.65 - $46.62

Q3 2019

Shares 217,598 Value ($000) $8,854 Avg Close $42.37 Range $39.75 - $43.84

Q4 2018

Shares 154,157 Value ($000) $5,448 Avg Close $36.27 Range $31.56 - $39.44

Q3 2018

Shares 165,180 Value ($000) $6,360 Avg Close $34.93 Range $32.27 - $39.13

Q2 2018

Shares 143,042 Value ($000) $4,677 Avg Close $30.16 Range $26.42 - $37.30

Q1 2018

Shares 2,154,609 Value ($000) $58,864 Avg Close $27.18 Range $24.84 - $28.90

Q4 2017

Shares 2,324,994 Value ($000) $57,637 Avg Close $27.58 Range $24.54 - $29.93

Q3 2017

Shares 1,915,148 Value ($000) $55,864 Avg Close $27.62 Range $26.23 - $29.40

Q2 2017

Shares 2,005,758 Value ($000) $55,602 Avg Close $26.54 Range $24.29 - $28.51

Q1 2017

Shares 2,060,288 Value ($000) $51,241 Avg Close $24.32 Range $21.66 - $25.65

Q4 2016

Shares 2,357,503 Value ($000) $50,993 Avg Close $21.82 Range $19.67 - $23.88

Q3 2016

Shares 2,134,868 Value ($000) $50,810 Avg Close $23.86 Range $22.95 - $24.79

Q2 2016

Shares 2,149,134 Value ($000) $50,225 Avg Close $21.63 Range $18.65 - $23.37

Q1 2016

Shares 2,550,294 Value ($000) $47,971 Avg Close $17.57 Range $15.67 - $18.89

Q4 2015

Shares 3,044,298 Value ($000) $56,137 Avg Close $17.92 Range $16.25 - $19.06

Q3 2015

Shares 1,924,039 Value ($000) $31,573 Avg Close $17.09 Range $14.18 - $18.11

Q2 2015

Shares 2,365,597 Value ($000) $41,871 Avg Close $17.87 Range $17.12 - $18.62

Q1 2015

Shares 2,305,017 Value ($000) $40,914 Avg Close $15.80 Range $13.14 - $18.17

Q4 2014

Shares 2,484,176 Value ($000) $32,915 Avg Close $12.78 Range $11.10 - $13.76

Q3 2014

Shares 3,695,199 Value ($000) $43,641 Avg Close $12.59 Range $11.76 - $13.34

Q2 2014

Shares 3,071,280 Value ($000) $39,220 Avg Close $13.00 Range $12.28 - $13.90

Q1 2014

Shares 2,839,763 Value ($000) $38,393 Avg Close $13.13 Range $11.85 - $14.08

Q4 2013

Shares 2,535,076 Value ($000) $30,472 Avg Close $11.81 Range $11.12 - $12.48

Q3 2013

Shares 1,396,991 Value ($000) $16,401 Avg Close $10.82 Range $9.05 - $12.16

Q2 2013

Shares 1,534,846 Value ($000) $14,227 Avg Close $8.48 Range $7.07 - $9.75

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	154,091	$14,693	$98.04	$90.42 - $105.65
Q3 2025	151,688	$14,809	$103.56	$95.84 - $109.50
Q2 2025	127,493	$13,694	$101.18	$85.98 - $107.53
Q1 2025	127,869	$12,899	$100.70	$88.81 - $107.17
Q4 2024	118,191	$10,557	$88.03	$80.64 - $91.93
Q3 2024	111,309	$9,328	$78.83	$71.88 - $84.89
Q2 2024	156,021	$12,015	$73.20	$66.80 - $77.99
Q1 2024	145,049	$9,934	$64.30	$57.11 - $68.92
Q4 2023	212,839	$12,304	$53.38	$48.35 - $58.34
Q3 2023	196,133	$10,356	$52.45	$49.69 - $55.38
Q2 2023	302,865	$16,382	$52.23	$49.38 - $54.75
Q1 2023	255,903	$12,803	$47.13	$44.35 - $50.21
Q4 2022	318,152	$14,721	$43.30	$38.79 - $47.95
Q3 2022	301,090	$11,661	$40.12	$36.15 - $43.52
Q2 2022	245,728	$9,158	$40.71	$34.98 - $47.50
Q1 2022	319,483	$14,150	$43.34	$40.80 - $45.32
Q4 2021	397,373	$16,881	$42.02	$37.96 - $45.43
Q3 2021	420,210	$18,233	$44.24	$40.93 - $46.29
Q2 2021	401,665	$17,175	$42.07	$38.00 - $44.63
Q1 2021	428,671	$16,569	$37.85	$34.58 - $40.13
Q4 2020	398,808	$14,337	$36.04	$32.99 - $42.13
Q3 2020	343,517	$13,125	$38.53	$33.77 - $42.37
Q2 2020	352,334	$12,370	$36.01	$29.65 - $39.33
Q1 2020	253,253	$8,264	$39.07	$24.10 - $46.13
Q4 2019	166,314	$7,521	$41.84	$37.65 - $46.62
Q3 2019	217,598	$8,854	$42.37	$39.75 - $43.84
Q4 2018	154,157	$5,448	$36.27	$31.56 - $39.44
Q3 2018	165,180	$6,360	$34.93	$32.27 - $39.13
Q2 2018	143,042	$4,677	$30.16	$26.42 - $37.30
Q1 2018	2,154,609	$58,864	$27.18	$24.84 - $28.90
Q4 2017	2,324,994	$57,637	$27.58	$24.54 - $29.93
Q3 2017	1,915,148	$55,864	$27.62	$26.23 - $29.40
Q2 2017	2,005,758	$55,602	$26.54	$24.29 - $28.51
Q1 2017	2,060,288	$51,241	$24.32	$21.66 - $25.65
Q4 2016	2,357,503	$50,993	$21.82	$19.67 - $23.88
Q3 2016	2,134,868	$50,810	$23.86	$22.95 - $24.79
Q2 2016	2,149,134	$50,225	$21.63	$18.65 - $23.37
Q1 2016	2,550,294	$47,971	$17.57	$15.67 - $18.89
Q4 2015	3,044,298	$56,137	$17.92	$16.25 - $19.06
Q3 2015	1,924,039	$31,573	$17.09	$14.18 - $18.11
Q2 2015	2,365,597	$41,871	$17.87	$17.12 - $18.62
Q1 2015	2,305,017	$40,914	$15.80	$13.14 - $18.17
Q4 2014	2,484,176	$32,915	$12.78	$11.10 - $13.76
Q3 2014	3,695,199	$43,641	$12.59	$11.76 - $13.34
Q2 2014	3,071,280	$39,220	$13.00	$12.28 - $13.90
Q1 2014	2,839,763	$38,393	$13.13	$11.85 - $14.08
Q4 2013	2,535,076	$30,472	$11.81	$11.12 - $12.48
Q3 2013	1,396,991	$16,401	$10.82	$9.05 - $12.16
Q2 2013	1,534,846	$14,227	$8.48	$7.07 - $9.75