SPRING BK PHARMACEUTICALS IN

CUSIP: 849431101 Class: COM

Virtu Financial LLC's Holding History (CIK: 0001533964)

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

Q1 2018
Shares 11,644 Value ($000) $179 Avg Close — Range —
Q4 2017
Shares 12,786 Value ($000) $172 Avg Close — Range —