GRAYBUG VISION INC

CUSIP: 38942Q103 Class: COM SHS

Tower Research Capital LLC (TRC)'s Holding History (CIK: 0001533421)

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

Q1 2022
Shares 191 Value ($000) $0 Avg Close — Range —
Q4 2021
Shares 2,411 Value ($000) $4 Avg Close — Range —
Q3 2021
Shares 823 Value ($000) $3 Avg Close — Range —
Q2 2021
Shares 13,106 Value ($000) $71 Avg Close — Range —
Q1 2021
Shares 13,004 Value ($000) $72 Avg Close — Range —
Q4 2020
Shares 726 Value ($000) $21 Avg Close — Range —