BLACK RIDGE ACQUISITION CORP

CUSIP: 09216T107 Class: COM

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

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

Q3 2018
Shares 19 Value ($000) $0 Avg Close — Range —
Q2 2018
Shares 519 Value ($000) $5 Avg Close — Range —
Q1 2018
Shares 519 Value ($000) $5 Avg Close — Range —