SIMULATIONS PLUS INC

Ticker: SLP CUSIP: 829214105 Class: Common Stock

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

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

Q4 2025

Shares 569,783 Value ($000) $10,387 Avg Close $17.54 Range $14.70 - $20.77

Q3 2025

Shares 250,482 Value ($000) $3,775 Avg Close $14.54 Range $12.39 - $18.95

Q2 2025

Shares 133,278 Value ($000) $2,326 Avg Close $28.05 Range $16.72 - $36.45

Q1 2025

Shares 24,871 Value ($000) $610 Avg Close $30.30 Range $23.44 - $37.67

Q4 2024

Shares 102,077 Value ($000) $2,847 Avg Close $30.43 Range $27.07 - $34.76

Q3 2024

Shares 47,219 Value ($000) $1,512 Avg Close $36.94 Range $30.22 - $48.98

Q4 2023

Shares 47,213 Value ($000) $2,113 Avg Close $39.44 Range $32.55 - $45.95

Q3 2023

Shares 94,495 Value ($000) $3,940 Avg Close $45.05 Range $39.20 - $52.37

Q2 2023

Shares 120,981 Value ($000) $5,242 Avg Close $43.38 Range $39.70 - $48.73

Q1 2023

Shares 64,420 Value ($000) $2,831 Avg Close $39.71 Range $32.25 - $44.37

Q4 2022

Shares 30,483 Value ($000) $1,115 Avg Close $41.66 Range $35.22 - $51.44

Q3 2022

Shares 24,656 Value ($000) $1,197 Avg Close $57.69 Range $47.09 - $66.80

Q4 2021

Shares 11,436 Value ($000) $541 Avg Close $46.46 Range $36.28 - $57.07

Q3 2021

Shares 64,280 Value ($000) $2,539 Avg Close $44.85 Range $36.96 - $56.23

Q2 2021

Shares 31,920 Value ($000) $1,753 Avg Close $56.26 Range $48.44 - $69.22

Q1 2021

Shares 12,156 Value ($000) $769 Avg Close $71.97 Range $56.29 - $89.19

Q4 2020

Shares 23,575 Value ($000) $1,696 Avg Close $64.97 Range $50.22 - $76.28

Q1 2019

Shares 5,611 Value ($000) $118 Avg Close $19.39 Range $17.65 - $20.99

Q4 2018

Shares 24,204 Value ($000) $482 Avg Close $19.07 Range $16.60 - $20.53

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	569,783	$10,387	$17.54	$14.70 - $20.77
Q3 2025	250,482	$3,775	$14.54	$12.39 - $18.95
Q2 2025	133,278	$2,326	$28.05	$16.72 - $36.45
Q1 2025	24,871	$610	$30.30	$23.44 - $37.67
Q4 2024	102,077	$2,847	$30.43	$27.07 - $34.76
Q3 2024	47,219	$1,512	$36.94	$30.22 - $48.98
Q4 2023	47,213	$2,113	$39.44	$32.55 - $45.95
Q3 2023	94,495	$3,940	$45.05	$39.20 - $52.37
Q2 2023	120,981	$5,242	$43.38	$39.70 - $48.73
Q1 2023	64,420	$2,831	$39.71	$32.25 - $44.37
Q4 2022	30,483	$1,115	$41.66	$35.22 - $51.44
Q3 2022	24,656	$1,197	$57.69	$47.09 - $66.80
Q4 2021	11,436	$541	$46.46	$36.28 - $57.07
Q3 2021	64,280	$2,539	$44.85	$36.96 - $56.23
Q2 2021	31,920	$1,753	$56.26	$48.44 - $69.22
Q1 2021	12,156	$769	$71.97	$56.29 - $89.19
Q4 2020	23,575	$1,696	$64.97	$50.22 - $76.28
Q1 2019	5,611	$118	$19.39	$17.65 - $20.99
Q4 2018	24,204	$482	$19.07	$16.60 - $20.53