SLP
Simulations Plus, Inc.$16.36-0.13 (-0.79%)Prev Close$16.49·MCap$250.4M·P/E—·Vol104.2K·Yield0.02%
▲
Buys (12M)
0
$0.00
▼
Sells (12M)
11
$1.26M
◆
Net Activity
Net Seller
$1.26M
●
Active Insiders
4
last 12 mo
Over the past 12 months, insider activity at Simulations Plus, Inc. (SLP) has been exclusively selling, with 0 insider purchases totaling $0.00 and 11 insider sales totaling $1.26M. The most recent insider transaction was by DiBella John Anthony II (officer: Chief Revenue Officer), who sold $16.5K worth of shares on Jun 4, 2026. Simulations Plus, Inc. operates in the Healthcare sector, within the Medical - Healthcare Information Services industry, with a market cap of $250.4M.
SLP Insider Trading Activity
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Jun 4, 2026 | DiBella John Anthony II | officer: Chief Revenue Officer | Sell | 1,000 | $16.50 | $16.5K | 87,140 |
| Jun 2, 2026 | WOLTOSZ WALTER S | director, 10 percent owner: | Sell | 15,000 | $17.43 | $261.4K | 3,252,800 |
| May 13, 2026 | Fiedler-Kelly Jill | officer: President, Services Solutions | Sell | 1,000 | $16.53 | $16.5K | 77,817 |
| May 5, 2026 | WOLTOSZ WALTER S | director, 10 percent owner: | Sell | 15,000 | $15.13 | $226.9K | 3,267,800 |
| May 5, 2026 | DiBella John Anthony II | officer: Chief Revenue Officer | Sell | 1,000 | $14.98 | $15.0K | 88,140 |
| Apr 16, 2026 | DiBella John Anthony II | officer: Chief Revenue Officer | Sell | 1,000 | $13.37 | $13.4K | 89,140 |
| Dec 1, 2025 | LaVange Lisa | Director | Sell | 866 | $16.91 | $14.6K | 0 |
| Oct 1, 2025 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $15.39 | $307.8K | 0 |
| Sep 2, 2025 | LaVange Lisa | Director | Sell | 867 | $14.10 | $12.2K | 0 |
| Aug 1, 2025 | LaVange Lisa | Director | Sell | 867 | $12.93 | $11.2K | 0 |
| Jul 1, 2025 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $18.33 | $366.6K | 0 |
| Jun 2, 2025 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $27.15 | $543.1K | 0 |
| May 1, 2025 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $33.51 | $670.1K | 0 |
| Apr 1, 2025 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $24.09 | $481.8K | 0 |
| Mar 3, 2025 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $28.68 | $573.6K | 0 |
| Feb 4, 2025 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $33.91 | $678.2K | 3,417,005 |
| Jan 3, 2025 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $27.88 | $557.7K | 3,422,684 |
| Dec 30, 2024 | WEINER DANIEL L | Director | Sell | 750 | $28.50 | $21.4K | 7,236 |
| Dec 3, 2024 | LaVange Lisa | Director | Sell | 650 | $31.88 | $20.7K | 7,150 |
| Dec 3, 2024 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $31.76 | $635.2K | 3,442,584 |
| Nov 5, 2024 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $27.66 | $553.2K | 3,462,584 |
| Oct 2, 2024 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $31.26 | $625.2K | 3,481,592 |
| Oct 1, 2024 | WEINER DANIEL L | Director | Sell | 750 | $31.54 | $23.7K | 6,994 |
| Sep 4, 2024 | LaVange Lisa | Director | Sell | 650 | $35.95 | $23.4K | 6,808 |
| Sep 4, 2024 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $35.18 | $703.7K | 3,503,550 |
| Aug 2, 2024 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $39.63 | $792.5K | 3,523,292 |
| Jul 2, 2024 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $46.71 | $934.2K | 3,544,961 |
| Jul 1, 2024 | WEINER DANIEL L | Director | Sell | 750 | $49.32 | $37.0K | 7,009 |
| Jun 4, 2024 | LaVange Lisa | Director | Sell | 650 | $48.26 | $31.4K | 6,723 |
| Jun 4, 2024 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $46.25 | $925.0K | 3,565,466 |
| May 15, 2024 | LaVange Lisa | Director | Sell | 500 | $50.00 | $25.0K | 7,373 |
| May 15, 2024 | WEINER DANIEL L | Director | Sell | 3,000 | $50.13 | $150.4K | 7,759-28% |
| May 8, 2024 | LaVange Lisa | Director | Sell | 650 | $48.30 | $31.4K | 7,873 |
| May 8, 2024 | WEINER DANIEL L | Director | Sell | 3,250 | $48.31 | $157.0K | 8,759-27% |
| May 2, 2024 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $45.95 | $919.0K | 3,594,686 |
| Apr 2, 2024 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $39.94 | $798.9K | 3,600,785 |
| Mar 5, 2024 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $41.41 | $828.2K | 3,622,595 |
| Feb 5, 2024 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $38.00 | $759.9K | 3,641,550 |
| Jan 4, 2024 | Paglia John Kenneth | Director | Sell | 1,000 | $43.74 | $43.7K | 2,097-32% |
| Jan 4, 2024 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $44.46 | $889.2K | 3,659,867 |
| Dec 26, 2023 | DiBella John Anthony II | Business Unit President | Sell | 5,411 | $45.16 | $244.4K | 74,429 |
| Dec 5, 2023 | WOLTOSZ WALTER S | Director | Sell | 60,000 | $38.72 | $2.32M | 3,799,378 |
| Nov 9, 2023 | Paglia John Kenneth | Director | Sell | 1,000 | $35.25 | $35.3K | 3,097 |
| Nov 3, 2023 | WOLTOSZ WALTER S | Director | Sell | 60,000 | $34.39 | $2.06M | 3,809,653 |
| Jul 31, 2023 | LaVange Lisa | Director | Sell | 992 | $49.29 | $48.9K | 5,616 |
| Jul 17, 2023 | Paglia John Kenneth | Director | Sell | 1,200 | $46.45 | $55.7K | 2,644-31% |
| Jun 30, 2023 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $43.03 | $860.7K | 3,840,212 |
| May 31, 2023 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $46.05 | $921.1K | 3,866,414 |
| Apr 27, 2023 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $41.52 | $830.4K | 3,877,828 |
| Mar 30, 2023 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $42.81 | $856.2K | 3,897,577 |
Showing 1–50 of 76
1 / 2
SLP Insider Buying Activity
The following table shows recent insider purchases of Simulations Plus, Inc. (SLP) stock reported via SEC Form 4 filings.
No insider buying activity found for SLP in the last 12 months.
SLP Insider Selling Activity
The following table shows recent insider sales of Simulations Plus, Inc. (SLP) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Jun 4, 2026 | DiBella John Anthony II | officer: Chief Revenue Officer | Sell | 1,000 | $16.50 | $16.5K | 87,140 |
| Jun 2, 2026 | WOLTOSZ WALTER S | director, 10 percent owner: | Sell | 15,000 | $17.43 | $261.4K | 3,252,800 |
| May 13, 2026 | Fiedler-Kelly Jill | officer: President, Services Solutions | Sell | 1,000 | $16.53 | $16.5K | 77,817 |
| May 5, 2026 | WOLTOSZ WALTER S | director, 10 percent owner: | Sell | 15,000 | $15.13 | $226.9K | 3,267,800 |
| May 5, 2026 | DiBella John Anthony II | officer: Chief Revenue Officer | Sell | 1,000 | $14.98 | $15.0K | 88,140 |
| Apr 16, 2026 | DiBella John Anthony II | officer: Chief Revenue Officer | Sell | 1,000 | $13.37 | $13.4K | 89,140 |
| Dec 1, 2025 | LaVange Lisa | Director | Sell | 866 | $16.91 | $14.6K | 0 |
| Oct 1, 2025 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $15.39 | $307.8K | 0 |
| Sep 2, 2025 | LaVange Lisa | Director | Sell | 867 | $14.10 | $12.2K | 0 |
| Aug 1, 2025 | LaVange Lisa | Director | Sell | 867 | $12.93 | $11.2K | 0 |
| Jul 1, 2025 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $18.33 | $366.6K | 0 |
| Jun 2, 2025 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $27.15 | $543.1K | 0 |
| May 1, 2025 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $33.51 | $670.1K | 0 |
| Apr 1, 2025 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $24.09 | $481.8K | 0 |
| Mar 3, 2025 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $28.68 | $573.6K | 0 |
| Feb 4, 2025 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $33.91 | $678.2K | 3,417,005 |
| Jan 3, 2025 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $27.88 | $557.7K | 3,422,684 |
| Dec 30, 2024 | WEINER DANIEL L | Director | Sell | 750 | $28.50 | $21.4K | 7,236 |
| Dec 3, 2024 | LaVange Lisa | Director | Sell | 650 | $31.88 | $20.7K | 7,150 |
| Dec 3, 2024 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $31.76 | $635.2K | 3,442,584 |
| Nov 5, 2024 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $27.66 | $553.2K | 3,462,584 |
| Oct 2, 2024 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $31.26 | $625.2K | 3,481,592 |
| Oct 1, 2024 | WEINER DANIEL L | Director | Sell | 750 | $31.54 | $23.7K | 6,994 |
| Sep 4, 2024 | LaVange Lisa | Director | Sell | 650 | $35.95 | $23.4K | 6,808 |
| Sep 4, 2024 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $35.18 | $703.7K | 3,503,550 |
| Aug 2, 2024 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $39.63 | $792.5K | 3,523,292 |
| Jul 2, 2024 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $46.71 | $934.2K | 3,544,961 |
| Jul 1, 2024 | WEINER DANIEL L | Director | Sell | 750 | $49.32 | $37.0K | 7,009 |
| Jun 4, 2024 | LaVange Lisa | Director | Sell | 650 | $48.26 | $31.4K | 6,723 |
| Jun 4, 2024 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $46.25 | $925.0K | 3,565,466 |
| May 15, 2024 | LaVange Lisa | Director | Sell | 500 | $50.00 | $25.0K | 7,373 |
| May 15, 2024 | WEINER DANIEL L | Director | Sell | 3,000 | $50.13 | $150.4K | 7,759-28% |
| May 8, 2024 | LaVange Lisa | Director | Sell | 650 | $48.30 | $31.4K | 7,873 |
| May 8, 2024 | WEINER DANIEL L | Director | Sell | 3,250 | $48.31 | $157.0K | 8,759-27% |
| May 2, 2024 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $45.95 | $919.0K | 3,594,686 |
| Apr 2, 2024 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $39.94 | $798.9K | 3,600,785 |
| Mar 5, 2024 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $41.41 | $828.2K | 3,622,595 |
| Feb 5, 2024 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $38.00 | $759.9K | 3,641,550 |
| Jan 4, 2024 | Paglia John Kenneth | Director | Sell | 1,000 | $43.74 | $43.7K | 2,097-32% |
| Jan 4, 2024 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $44.46 | $889.2K | 3,659,867 |
| Dec 26, 2023 | DiBella John Anthony II | Business Unit President | Sell | 5,411 | $45.16 | $244.4K | 74,429 |
| Dec 5, 2023 | WOLTOSZ WALTER S | Director | Sell | 60,000 | $38.72 | $2.32M | 3,799,378 |
| Nov 9, 2023 | Paglia John Kenneth | Director | Sell | 1,000 | $35.25 | $35.3K | 3,097 |
| Nov 3, 2023 | WOLTOSZ WALTER S | Director | Sell | 60,000 | $34.39 | $2.06M | 3,809,653 |
| Jul 31, 2023 | LaVange Lisa | Director | Sell | 992 | $49.29 | $48.9K | 5,616 |
| Jul 17, 2023 | Paglia John Kenneth | Director | Sell | 1,200 | $46.45 | $55.7K | 2,644-31% |
| Jun 30, 2023 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $43.03 | $860.7K | 3,840,212 |
| May 31, 2023 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $46.05 | $921.1K | 3,866,414 |
| Apr 27, 2023 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $41.52 | $830.4K | 3,877,828 |
| Mar 30, 2023 | WOLTOSZ WALTER S | Director | Sell | 20,000 | $42.81 | $856.2K | 3,897,577 |
SLP Insiders
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