PDF SOLUTIONS INC

Ticker: PDFS CUSIP: 693282105 Class: Common Stock

Associated Banc-Corp's Holding History (CIK: 0000007789)

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

Q4 2020

Shares 54 Value ($000) $1 Avg Close $20.99 Range $18.51 - $23.42

Q3 2020

Shares 54 Value ($000) $1 Avg Close $20.60 Range $18.18 - $26.42

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2020	54	$1	$20.99	$18.51 - $23.42
Q3 2020	54	$1	$20.60	$18.18 - $26.42