CERECOR INC

CUSIP: 15671L109 Class: COM

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

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

Q2 2021
Shares 15,239 Value ($000) $50 Avg Close — Range —
Q1 2021
Shares 11,035 Value ($000) $33 Avg Close — Range —
Q2 2020
Shares 58 Value ($000) $0 Avg Close — Range —
Q1 2020
Shares 58 Value ($000) $0 Avg Close — Range —