BLACKROCK INC

CUSIP: 09247X101 Class: COM

Calamos Advisors LLC's Holding History (CIK: 0001316507)

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

Q3 2024
Shares 30,270 Value ($000) $28,742 Avg Close — Range —
Q2 2024
Shares 30,594 Value ($000) $24,087 Avg Close — Range —
Q1 2024
Shares 31,217 Value ($000) $26,026 Avg Close — Range —
Q4 2023
Shares 31,662 Value ($000) $25,703 Avg Close — Range —
Q3 2023
Shares 31,858 Value ($000) $20,596 Avg Close — Range —
Q2 2023
Shares 31,790 Value ($000) $21,971 Avg Close — Range —
Q1 2023
Shares 31,776 Value ($000) $21,262 Avg Close — Range —
Q4 2022
Shares 34,367 Value ($000) $24,353 Avg Close — Range —
Q3 2022
Shares 38,485 Value ($000) $21,178 Avg Close — Range —
Q2 2022
Shares 38,463 Value ($000) $23,426 Avg Close — Range —
Q1 2022
Shares 37,707 Value ($000) $28,815 Avg Close — Range —
Q4 2021
Shares 34,157 Value ($000) $31,273 Avg Close — Range —
Q3 2021
Shares 33,244 Value ($000) $27,880 Avg Close — Range —
Q2 2021
Shares 31,261 Value ($000) $27,352 Avg Close — Range —
Q1 2021
Shares 26,617 Value ($000) $20,068 Avg Close — Range —
Q4 2020
Shares 26,128 Value ($000) $18,852 Avg Close — Range —
Q3 2020
Shares 26,763 Value ($000) $15,082 Avg Close — Range —
Q2 2020
Shares 17,453 Value ($000) $9,496 Avg Close — Range —
Q1 2020
Shares 18,552 Value ($000) $8,162 Avg Close — Range —
Q4 2019
Shares 20,158 Value ($000) $10,133 Avg Close — Range —
Q3 2019
Shares 20,489 Value ($000) $9,131 Avg Close — Range —
Q2 2019
Shares 18,700 Value ($000) $8,776 Avg Close — Range —
Q1 2019
Shares 17,705 Value ($000) $7,567 Avg Close — Range —
Q4 2018
Shares 17,528 Value ($000) $6,885 Avg Close — Range —
Q3 2018
Shares 14,905 Value ($000) $7,025 Avg Close — Range —
Q2 2018
Shares 14,483 Value ($000) $7,228 Avg Close — Range —
Q1 2018
Shares 14,705 Value ($000) $7,966 Avg Close — Range —
Q4 2017
Shares 14,036 Value ($000) $7,210 Avg Close — Range —
Q3 2017
Shares 13,772 Value ($000) $6,157 Avg Close — Range —
Q2 2017
Shares 13,633 Value ($000) $5,759 Avg Close — Range —
Q1 2017
Shares 13,896 Value ($000) $5,329 Avg Close — Range —
Q4 2016
Shares 13,927 Value ($000) $5,300 Avg Close — Range —
Q3 2016
Shares 14,100 Value ($000) $5,111 Avg Close — Range —
Q2 2016
Shares 13,777 Value ($000) $4,719 Avg Close — Range —
Q1 2016
Shares 13,772 Value ($000) $4,690 Avg Close — Range —
Q4 2015
Shares 12,955 Value ($000) $4,411 Avg Close — Range —
Q3 2015
Shares 12,285 Value ($000) $3,654 Avg Close — Range —
Q2 2015
Shares 13,506 Value ($000) $4,673 Avg Close — Range —
Q1 2015
Shares 14,199 Value ($000) $5,195 Avg Close — Range —
Q4 2014
Shares 12,967 Value ($000) $4,636 Avg Close — Range —
Q3 2014
Shares 12,900 Value ($000) $4,235 Avg Close — Range —
Q2 2014
Shares 13,100 Value ($000) $4,187 Avg Close — Range —
Q1 2014
Shares 12,000 Value ($000) $3,774 Avg Close — Range —
Q4 2013
Shares 12,000 Value ($000) $3,798 Avg Close — Range —
Q3 2013
Shares 12,000 Value ($000) $3,247 Avg Close — Range —
Q2 2013
Shares 23,500 Value ($000) $6,036 Avg Close — Range —