BOSTON SCIENTIFIC CORP

CUSIP: 101137206 Class: 5.50% CNV PFD A

ADVENT CAPITAL MANAGEMENT /DE/'s Holding History (CIK: 0001097278)

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

Q1 2023
Shares 39,861 Value ($000) $4,815 Avg Close — Range —
Q4 2022
Shares 99,951 Value ($000) $11,505 Avg Close — Range —
Q3 2022
Shares 233,351 Value ($000) $23,942 Avg Close — Range —
Q2 2022
Shares 276,620 Value ($000) $28,157 Avg Close — Range —
Q1 2022
Shares 249,197 Value ($000) $29,067 Avg Close — Range —
Q4 2021
Shares 338,877 Value ($000) $38,790 Avg Close — Range —
Q3 2020
Shares 265,263 Value ($000) $29,515 Avg Close — Range —
Q2 2020
Shares 180,200 Value ($000) $18,850 Avg Close — Range —