BLACKROCK INC

CUSIP: 09247X101 Class: COM

Parallax Volatility Advisers, L.P.'s Holding History (CIK: 0001521001)

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

Q2 2024
Shares 4,250 Value ($000) $3,346 Avg Close Range
Q1 2024
Shares 21,197 Value ($000) $17,672 Avg Close Range
Q4 2023
Shares 8,874 Value ($000) $7,204 Avg Close Range
Q3 2023
Shares 2,268 Value ($000) $1,466 Avg Close Range
Q3 2022
Shares 14,190 Value ($000) $7,808 Avg Close Range
Q2 2022
Shares 7,171 Value ($000) $4,367 Avg Close Range
Q1 2022
Shares 2,529 Value ($000) $1,933 Avg Close Range
Q1 2021
Shares 35,186 Value ($000) $26,529 Avg Close Range
Q4 2020
Shares 17,536 Value ($000) $12,653 Avg Close Range
Q3 2020
Shares 18,232 Value ($000) $10,275 Avg Close Range
Q2 2020
Shares 33,983 Value ($000) $18,490 Avg Close Range
Q1 2020
Shares 63,780 Value ($000) $28,061 Avg Close Range
Q4 2019
Shares 2,864 Value ($000) $1,440 Avg Close Range
Q3 2019
Shares 3,329 Value ($000) $1,484 Avg Close Range
Q2 2019
Shares 1,143 Value ($000) $536 Avg Close Range
Q1 2019
Shares 83 Value ($000) $35 Avg Close Range
Q4 2018
Shares 4,163 Value ($000) $1,635 Avg Close Range
Q2 2018
Shares 759 Value ($000) $379 Avg Close Range
Q4 2017
Shares 10,261 Value ($000) $5,271 Avg Close Range
Q2 2017
Shares 1,548 Value ($000) $654 Avg Close Range
Q4 2016
Shares 464 Value ($000) $177 Avg Close Range
Q3 2016
Shares 293 Value ($000) $106 Avg Close Range
Q2 2016
Shares 1,657 Value ($000) $568 Avg Close Range
Q4 2015
Shares 1,300 Value ($000) $443 Avg Close Range
Q3 2015
Shares 5,306 Value ($000) $1,578 Avg Close Range
Q2 2015
Shares 3,058 Value ($000) $1,058 Avg Close Range
Q1 2015
Shares 2,255 Value ($000) $825 Avg Close Range
Q4 2014
Shares 6,420 Value ($000) $2,296 Avg Close Range
Q3 2014
Shares 4,548 Value ($000) $1,493 Avg Close Range
Q2 2014
Shares 1,562 Value ($000) $499 Avg Close Range
Q1 2014
Shares 415 Value ($000) $131 Avg Close Range
Q4 2013
Shares 50 Value ($000) $16 Avg Close Range
Q3 2013
Shares 68 Value ($000) $18 Avg Close Range