GLOBAL BLOOD THERAPEUTICS IN

CUSIP: 37890U108 Class: COMMON STOCK

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q1 2022
Shares 9,656 Value ($000) $334 Avg Close — Range —
Q3 2021
Shares 16,985 Value ($000) $433 Avg Close — Range —
Q1 2021
Shares 63,552 Value ($000) $2,590 Avg Close — Range —
Q4 2020
Shares 127,994 Value ($000) $5,543 Avg Close — Range —
Q3 2020
Shares 26,861 Value ($000) $1,481 Avg Close — Range —
Q2 2020
Shares 14,481 Value ($000) $914 Avg Close — Range —
Q1 2020
Shares 38,040 Value ($000) $1,943 Avg Close — Range —
Q3 2019
Shares 11,880 Value ($000) $576 Avg Close — Range —
Q2 2019
Shares 41,972 Value ($000) $2,208 Avg Close — Range —
Q4 2018
Shares 33,153 Value ($000) $1,361 Avg Close — Range —
Q3 2018
Shares 10,556 Value ($000) $401 Avg Close — Range —
Q2 2018
Shares 49,457 Value ($000) $2,235 Avg Close — Range —
Q4 2017
Shares 38,216 Value ($000) $1,504 Avg Close — Range —
Q3 2017
Shares 4,540 Value ($000) $141 Avg Close — Range —
Q2 2017
Shares 5,776 Value ($000) $158 Avg Close — Range —
Q1 2017
Shares 51,035 Value ($000) $1,881 Avg Close — Range —
Q2 2016
Shares 278 Value ($000) $5 Avg Close — Range —
Q1 2016
Shares 3,369 Value ($000) $53 Avg Close — Range —