GENOCEA BIOSCIENCES INC

Ticker: GNCAQ CUSIP: 372427401 Class: COM

FIRST MANHATTAN CO. LLC.'s Holding History (CIK: 0000728083)

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

Q1 2022

Shares 2,500 Value ($000) $3 Avg Close $1.09 Range $0.85 - $1.39

Q4 2021

Shares 2,500 Value ($000) $2 Avg Close $1.49 Range $0.91 - $2.04

Q3 2021

Shares 2,500 Value ($000) $4 Avg Close $1.97 Range $1.65 - $2.34

Q2 2021

Shares 2,500 Value ($000) $5 Avg Close $2.41 Range $1.99 - $2.90

Q1 2021

Shares 2,400 Value ($000) $6 Avg Close $2.96 Range $2.34 - $4.04

Q4 2020

Shares 4,000 Value ($000) $9 Avg Close $2.28 Range $1.80 - $2.75

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2022	2,500	$3	$1.09	$0.85 - $1.39
Q4 2021	2,500	$2	$1.49	$0.91 - $2.04
Q3 2021	2,500	$4	$1.97	$1.65 - $2.34
Q2 2021	2,500	$5	$2.41	$1.99 - $2.90
Q1 2021	2,400	$6	$2.96	$2.34 - $4.04
Q4 2020	4,000	$9	$2.28	$1.80 - $2.75