BLACK RIDGE ACQUISITION CORP

CUSIP: 09216T123 Class: RIGHT 07/10/2019

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q2 2019
Shares 204,700 Value ($000) $86 Avg Close — Range —
Q1 2019
Shares 153,881 Value ($000) $54 Avg Close — Range —
Q4 2018
Shares 163,098 Value ($000) $49 Avg Close — Range —