| SC 13G/A | 2024-02-13 | VANGUARD GROUP INC | Simulations Plus, Inc. | 1,122,469 | 5.6% | EDGAR |
| SC 13G/A | 2024-02-12 | Neuberger Berman Group LLC | Simulations Plus, Inc. | 1,320,723 | 6.6% | EDGAR |
| SC 13G/A | 2024-01-23 | BlackRock Inc. | Simulations Plus, Inc. | 2,542,709 | 12.7% | EDGAR |
| SC 13G/A | 2024-01-05 | Conestoga Capital Advisors, LLC | Simulations Plus, Inc. | 2,412,465 | 12.1% | EDGAR |
| SC 13G/A | 2023-02-10 | Neuberger Berman Group LLC | Simulations Plus, Inc. | 1,520,778 | 7.5% | EDGAR |
| SC 13G/A | 2023-02-09 | VANGUARD GROUP INC | Simulations Plus, Inc. | 1,119,112 | 5.5% | EDGAR |
| SC 13G/A | 2023-01-23 | BlackRock Inc. | Simulations Plus, Inc. | 2,606,308 | 12.8% | EDGAR |
| SC 13G/A | 2023-01-19 | Conestoga Capital Advisors, LLC | Simulations Plus, Inc. | 2,306,377 | 11.4% | EDGAR |
| SC 13G/A | 2022-02-11 | Neuberger Berman Group LLC | Simulations Plus, Inc. | 1,681,229 | 8.3% | EDGAR |
| SC 13G | 2022-02-10 | VANGUARD GROUP INC | Simulations Plus, Inc. | 1,069,793 | 5.3% | EDGAR |
| SC 13G/A | 2022-01-27 | BlackRock Inc. | Simulations Plus, Inc. | 2,420,327 | 12.0% | EDGAR |
| SC 13G/A | 2022-01-26 | BlackRock Inc. | Simulations Plus, Inc. | 2,420,327 | 12.0% | EDGAR |
| SC 13G/A | 2022-01-10 | Conestoga Capital Advisors, LLC | Simulations Plus, Inc. | 2,327,187 | 11.6% | EDGAR |
| SC 13G/A | 2021-02-11 | Neuberger Berman Group LLC | Simulations Plus, Inc. | 1,203,407 | 6.0% | EDGAR |
| SC 13G/A | 2021-01-27 | BlackRock Inc. | SIMULATIONS PLUS INC | 2,276,138 | 11.4% | EDGAR |
| SC 13G | 2020-07-10 | BlackRock Inc. | SIMULATIONS PLUS INC | 1,871,196 | 10.5% | EDGAR |
| SC 13G | 2020-02-13 | Neuberger Berman Group LLC | SIMULATIONS PLUS INC | 997,463 | 5.6% | EDGAR |
| SC 13G/A | 2013-02-19 | PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. | SIMULATIONS PLUS INC | 10 | 12.0% | EDGAR |
| SC 13G | 2012-02-09 | PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. | SIMULATIONS PLUS INC | 925,374 | 5.9% | EDGAR |
| SC 13G/A | 2009-02-13 | OBERWEIS ASSET MANAGEMENT INC/ | SIMULATIONS PLUS INC | - | 0.0% | EDGAR |