GENOCEA BIOSCIENCES INC

CUSIP: 372427104 Class: COM

SG Americas Securities, LLC's Holding History (CIK: 0001313360)

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

Q1 2018
Shares 23,738 Value ($000) $25 Avg Close — Range —
Q4 2017
Shares 14,856 Value ($000) $17 Avg Close — Range —
Q3 2017
Shares 16,879 Value ($000) $25 Avg Close — Range —