PERDOCEO ED CORP

Ticker: PRDO CUSIP: 71363P106 Class: Common Stock

OBERWEIS ASSET MANAGEMENT INC/'s Holding History (CIK: 0000937886)

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

Q3 2020

Shares 34,659 Value ($000) $424 Avg Close $13.77 Range $10.81 - $16.57

Q2 2020

Shares 287,279 Value ($000) $4,576 Avg Close $13.55 Range $9.28 - $16.84

Q1 2020

Shares 291,659 Value ($000) $3,147 Avg Close $14.73 Range $6.74 - $18.81

Q4 2019

Shares 302,129 Value ($000) $5,556 Avg Close $15.42 Range $13.36 - $17.94

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2020	34,659	$424	$13.77	$10.81 - $16.57
Q2 2020	287,279	$4,576	$13.55	$9.28 - $16.84
Q1 2020	291,659	$3,147	$14.73	$6.74 - $18.81
Q4 2019	302,129	$5,556	$15.42	$13.36 - $17.94