GENOCEA BIOSCIENCES INC

Ticker: GNCAQ CUSIP: 372427401 Class: COM

DRW Securities, LLC's Holding History (CIK: 0001481986)

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

Q4 2019

Shares 59,265 Value ($000) $123 Avg Close $2.37 Range $1.99 - $2.94

Q3 2019

Shares 59,265 Value ($000) $172 Avg Close $3.41 Range $2.80 - $4.07

Q2 2019

Shares 30,000 Value ($000) $118 Avg Close $5.22 Range $3.30 - $11.28

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2019	59,265	$123	$2.37	$1.99 - $2.94
Q3 2019	59,265	$172	$3.41	$2.80 - $4.07
Q2 2019	30,000	$118	$5.22	$3.30 - $11.28