MYOKARDIA INC

CUSIP: 62857M105 Class: COM

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

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

Q1 2020
Shares 1,089 Value ($000) $51 Avg Close — Range —
Q4 2019
Shares 1,970 Value ($000) $144 Avg Close — Range —
Q4 2018
Shares 639 Value ($000) $31 Avg Close — Range —
Q4 2017
Shares 1,900 Value ($000) $80 Avg Close — Range —