SIMULATIONS PLUS INC

Ticker: SLP CUSIP: 829214105 Class: Common Stock

Aperio Group, LLC's Holding History (CIK: 0001364615)

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

Q4 2020

Shares 4,000 Value ($000) $288 Avg Close $64.97 Range $50.22 - $76.28

Q3 2020

Shares 3,926 Value ($000) $296 Avg Close $62.82 Range $55.06 - $74.66

Q2 2019

Shares 91 Value ($000) $3 Avg Close $23.54 Range $19.13 - $29.14

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2020	4,000	$288	$64.97	$50.22 - $76.28
Q3 2020	3,926	$296	$62.82	$55.06 - $74.66
Q2 2019	91	$3	$23.54	$19.13 - $29.14