BOSTON SCIENTIFIC CORP

Ticker: BSX CUSIP: 101137107 Class: COM

NISA INVESTMENT ADVISORS, LLC's Holding History (CIK: 0000937615)

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

Q4 2025

Shares 372,831 Value ($000) $35,549 Avg Close $98.04 Range $90.42 - $105.65

Q3 2025

Shares 391,013 Value ($000) $38,175 Avg Close $103.56 Range $95.84 - $109.50

Q2 2025

Shares 383,813 Value ($000) $41,225 Avg Close $101.18 Range $85.98 - $107.53

Q1 2025

Shares 405,955 Value ($000) $40,953 Avg Close $100.70 Range $88.81 - $107.17

Q4 2024

Shares 388,795 Value ($000) $34,727 Avg Close $88.03 Range $80.64 - $91.93

Q3 2024

Shares 377,826 Value ($000) $31,662 Avg Close $78.83 Range $71.88 - $84.89

Q2 2024

Shares 372,867 Value ($000) $28,714 Avg Close $73.20 Range $66.80 - $77.99

Q1 2024

Shares 322,470 Value ($000) $22,086 Avg Close $64.30 Range $57.11 - $68.92

Q4 2023

Shares 329,495 Value ($000) $19,048 Avg Close $53.38 Range $48.35 - $58.34

Q3 2023

Shares 328,964 Value ($000) $17,369 Avg Close $52.45 Range $49.69 - $55.38

Q2 2023

Shares 333,764 Value ($000) $18,053 Avg Close $52.23 Range $49.38 - $54.75

Q1 2023

Shares 334,482 Value ($000) $17 Avg Close $47.13 Range $44.35 - $50.21

Q4 2022

Shares 322,066 Value ($000) $15 Avg Close $43.30 Range $38.79 - $47.95

Q3 2022

Shares 331,226 Value ($000) $12,871 Avg Close $40.12 Range $36.15 - $43.52

Q2 2022

Shares 289,654 Value ($000) $10,795 Avg Close $40.71 Range $34.98 - $47.50

Q1 2022

Shares 302,014 Value ($000) $13,376 Avg Close $43.34 Range $40.80 - $45.32

Q4 2021

Shares 311,134 Value ($000) $13,348 Avg Close $42.02 Range $37.96 - $45.43

Q3 2021

Shares 296,878 Value ($000) $12,882 Avg Close $44.24 Range $40.93 - $46.29

Q2 2021

Shares 303,148 Value ($000) $12,963 Avg Close $42.07 Range $38.00 - $44.63

Q1 2021

Shares 321,463 Value ($000) $12,425 Avg Close $37.85 Range $34.58 - $40.13

Q4 2020

Shares 462,750 Value ($000) $16,636 Avg Close $36.04 Range $32.99 - $42.13

Q3 2020

Shares 428,231 Value ($000) $16,363 Avg Close $38.53 Range $33.77 - $42.37

Q2 2020

Shares 450,678 Value ($000) $15,823 Avg Close $36.01 Range $29.65 - $39.33

Q1 2020

Shares 383,606 Value ($000) $12,517 Avg Close $39.07 Range $24.10 - $46.13

Q4 2019

Shares 433,026 Value ($000) $19,581 Avg Close $41.84 Range $37.65 - $46.62

Q3 2019

Shares 410,035 Value ($000) $16,684 Avg Close $42.37 Range $39.75 - $43.84

Q2 2019

Shares 418,811 Value ($000) $18,000 Avg Close $38.46 Range $34.35 - $43.02

Q1 2019

Shares 404,011 Value ($000) $15,506 Avg Close $38.19 Range $32.73 - $41.00

Q4 2018

Shares 397,601 Value ($000) $14,051 Avg Close $36.27 Range $31.56 - $39.44

Q3 2018

Shares 387,851 Value ($000) $14,932 Avg Close $34.93 Range $32.27 - $39.13

Q2 2018

Shares 319,940 Value ($000) $10,462 Avg Close $30.16 Range $26.42 - $37.30

Q1 2018

Shares 195,590 Value ($000) $5,340 Avg Close $27.18 Range $24.84 - $28.90

Q4 2017

Shares 192,390 Value ($000) $4,769 Avg Close $27.58 Range $24.54 - $29.93

Q3 2017

Shares 221,190 Value ($000) $6,452 Avg Close $27.62 Range $26.23 - $29.40

Q2 2017

Shares 195,440 Value ($000) $5,366 Avg Close $26.54 Range $24.29 - $28.51

Q1 2017

Shares 185,290 Value ($000) $4,608 Avg Close $24.32 Range $21.66 - $25.65

Q4 2016

Shares 188,085 Value ($000) $4,068 Avg Close $21.82 Range $19.67 - $23.88

Q3 2016

Shares 198,635 Value ($000) $4,728 Avg Close $23.86 Range $22.95 - $24.79

Q2 2016

Shares 199,135 Value ($000) $4,654 Avg Close $21.63 Range $18.65 - $23.37

Q1 2016

Shares 173,260 Value ($000) $3,259 Avg Close $17.57 Range $15.67 - $18.89

Q4 2015

Shares 67,260 Value ($000) $1,240 Avg Close $17.92 Range $16.25 - $19.06

Q3 2015

Shares 67,260 Value ($000) $1,105 Avg Close $17.09 Range $14.18 - $18.11

Q2 2015

Shares 62,260 Value ($000) $1,102 Avg Close $17.87 Range $17.12 - $18.62

Q1 2015

Shares 62,760 Value ($000) $1,114 Avg Close $15.80 Range $13.14 - $18.17

Q4 2014

Shares 38,260 Value ($000) $507 Avg Close $12.78 Range $11.10 - $13.76

Q3 2014

Shares 30,360 Value ($000) $359 Avg Close $12.59 Range $11.76 - $13.34

Q2 2014

Shares 52,360 Value ($000) $669 Avg Close $13.00 Range $12.28 - $13.90

Q1 2014

Shares 40,360 Value ($000) $546 Avg Close $13.13 Range $11.85 - $14.08

Q4 2013

Shares 40,360 Value ($000) $485 Avg Close $11.81 Range $11.12 - $12.48

Q3 2013

Shares 36,460 Value ($000) $428 Avg Close $10.82 Range $9.05 - $12.16

Q2 2013

Shares 35,160 Value ($000) $326 Avg Close $8.48 Range $7.07 - $9.75

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	372,831	$35,549	$98.04	$90.42 - $105.65
Q3 2025	391,013	$38,175	$103.56	$95.84 - $109.50
Q2 2025	383,813	$41,225	$101.18	$85.98 - $107.53
Q1 2025	405,955	$40,953	$100.70	$88.81 - $107.17
Q4 2024	388,795	$34,727	$88.03	$80.64 - $91.93
Q3 2024	377,826	$31,662	$78.83	$71.88 - $84.89
Q2 2024	372,867	$28,714	$73.20	$66.80 - $77.99
Q1 2024	322,470	$22,086	$64.30	$57.11 - $68.92
Q4 2023	329,495	$19,048	$53.38	$48.35 - $58.34
Q3 2023	328,964	$17,369	$52.45	$49.69 - $55.38
Q2 2023	333,764	$18,053	$52.23	$49.38 - $54.75
Q1 2023	334,482	$17	$47.13	$44.35 - $50.21
Q4 2022	322,066	$15	$43.30	$38.79 - $47.95
Q3 2022	331,226	$12,871	$40.12	$36.15 - $43.52
Q2 2022	289,654	$10,795	$40.71	$34.98 - $47.50
Q1 2022	302,014	$13,376	$43.34	$40.80 - $45.32
Q4 2021	311,134	$13,348	$42.02	$37.96 - $45.43
Q3 2021	296,878	$12,882	$44.24	$40.93 - $46.29
Q2 2021	303,148	$12,963	$42.07	$38.00 - $44.63
Q1 2021	321,463	$12,425	$37.85	$34.58 - $40.13
Q4 2020	462,750	$16,636	$36.04	$32.99 - $42.13
Q3 2020	428,231	$16,363	$38.53	$33.77 - $42.37
Q2 2020	450,678	$15,823	$36.01	$29.65 - $39.33
Q1 2020	383,606	$12,517	$39.07	$24.10 - $46.13
Q4 2019	433,026	$19,581	$41.84	$37.65 - $46.62
Q3 2019	410,035	$16,684	$42.37	$39.75 - $43.84
Q2 2019	418,811	$18,000	$38.46	$34.35 - $43.02
Q1 2019	404,011	$15,506	$38.19	$32.73 - $41.00
Q4 2018	397,601	$14,051	$36.27	$31.56 - $39.44
Q3 2018	387,851	$14,932	$34.93	$32.27 - $39.13
Q2 2018	319,940	$10,462	$30.16	$26.42 - $37.30
Q1 2018	195,590	$5,340	$27.18	$24.84 - $28.90
Q4 2017	192,390	$4,769	$27.58	$24.54 - $29.93
Q3 2017	221,190	$6,452	$27.62	$26.23 - $29.40
Q2 2017	195,440	$5,366	$26.54	$24.29 - $28.51
Q1 2017	185,290	$4,608	$24.32	$21.66 - $25.65
Q4 2016	188,085	$4,068	$21.82	$19.67 - $23.88
Q3 2016	198,635	$4,728	$23.86	$22.95 - $24.79
Q2 2016	199,135	$4,654	$21.63	$18.65 - $23.37
Q1 2016	173,260	$3,259	$17.57	$15.67 - $18.89
Q4 2015	67,260	$1,240	$17.92	$16.25 - $19.06
Q3 2015	67,260	$1,105	$17.09	$14.18 - $18.11
Q2 2015	62,260	$1,102	$17.87	$17.12 - $18.62
Q1 2015	62,760	$1,114	$15.80	$13.14 - $18.17
Q4 2014	38,260	$507	$12.78	$11.10 - $13.76
Q3 2014	30,360	$359	$12.59	$11.76 - $13.34
Q2 2014	52,360	$669	$13.00	$12.28 - $13.90
Q1 2014	40,360	$546	$13.13	$11.85 - $14.08
Q4 2013	40,360	$485	$11.81	$11.12 - $12.48
Q3 2013	36,460	$428	$10.82	$9.05 - $12.16
Q2 2013	35,160	$326	$8.48	$7.07 - $9.75