BOSTON SCIENTIFIC CORP

CUSIP: 101137206 Class: 5.50% CNV PFD A

MASSACHUSETTS FINANCIAL SERVICES CO /MA/'s Holding History (CIK: 0000912938)

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

Q1 2023
Shares 503,246 Value ($000) $60,913 Avg Close — Range —
Q4 2022
Shares 483,561 Value ($000) $55,522 Avg Close — Range —
Q3 2022
Shares 483,561 Value ($000) $48,947 Avg Close — Range —
Q2 2022
Shares 484,247 Value ($000) $49,122 Avg Close — Range —
Q1 2022
Shares 465,587 Value ($000) $54,213 Avg Close — Range —
Q4 2021
Shares 465,572 Value ($000) $53,382 Avg Close — Range —
Q3 2020
Shares 316,463 Value ($000) $35,403 Avg Close — Range —
Q2 2020
Shares 318,445 Value ($000) $33,338 Avg Close — Range —