TERADYNE INC

Ticker: TER CUSIP: 880770102 Class: EQTY

GAMCO INVESTORS, INC. ET AL's Holding History (CIK: 0000807249)

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

Q2 2021

Shares 12,843 Value ($000) $1,720 Avg Close $125.54 Range $111.97 - $136.59

Q1 2021

Shares 10,832 Value ($000) $1,318 Avg Close $123.17 Range $102.04 - $144.94

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2021	12,843	$1,720	$125.54	$111.97 - $136.59
Q1 2021	10,832	$1,318	$123.17	$102.04 - $144.94