A10 NETWORKS INC

Ticker: ATEN CUSIP: 002121101 Class: Common Stock

Grantham, Mayo, Van Otterloo & Co. LLC's Holding History (CIK: 0001352662)

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

Q2 2020

Shares 39,200 Value ($000) $267 Avg Close $6.28 Range $5.31 - $7.19

Q1 2020

Shares 64,400 Value ($000) $400 Avg Close $5.98 Range $3.21 - $7.01

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2020	39,200	$267	$6.28	$5.31 - $7.19
Q1 2020	64,400	$400	$5.98	$3.21 - $7.01