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SIMULATIONS PLUS INC (SLP) Stock Ownership and Short Interest

USA - Nasdaq - NASDAQ:SLP - US8292141053 - Common Stock

17 USD
+0.32 (+1.92%)
Last: 11/21/2025, 8:00:24 PM
17 USD
0 (0%)
After Hours: 11/21/2025, 8:00:24 PM
SLP Ownership Chart.SLP Ownership Chart: showing Insider, Institutional ownership and shares available to the public.SLP Ownership.InsiderInstitutional



Shares Outstanding20.13M
Float16.65M
Float Short Interest Percentage7.07%
Owners (insider)17.37%
Owners (institutional)86.07%
Owners (insider) change-1.17%
Owners (institutional) change-5.99%
SLP Institutional Ownership HistorySLP Institutional Ownership HistorySLP Institutional Ownership History Sep 2021 Mar 2022 Sep 2022 Mar 2023 Sep 2023 Mar 2024 Sep 2024 Mar 2025 Sep 2025 5M 10M 15M
SLP Historical Insider Transactions ChartSLP Historical Insider Buy and Sell Transactions ChartSLP Historical Insider Transactions Dec 2024 Jan 2025 Feb 2025 Mar 2025 Apr 2025 May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 Nov 2025 0 -20K -40K -60K
Date Name Type Shares Price Amount
Nov 3, 2025 LaVange Lisa Grant 1771 0.00 $ 0.00
Nov 3, 2025 WOLTOSZ WALTER S Grant 1771 0.00 $ 0.00
Nov 3, 2025 WOLTOSZ VIRGINIA E Grant 1771 0.00 $ 0.00
Nov 3, 2025 WEINER DANIEL L Grant 1771 0.00 $ 0.00
Nov 3, 2025 Paglia John Kenneth Grant 1771 0.00 $ 0.00
Nov 3, 2025 Evans Sharlene Grant 1771 0.00 $ 0.00
Oct 1, 2025 WOLTOSZ WALTER S Open Market Sale 20000 15.39 $ 307,800.00
Oct 1, 2025 WOLTOSZ VIRGINIA E Open Market Sale 20000 15.39 $ 307,800.00
Sep 2, 2025 LaVange Lisa Open Market Sale 867 14.10 $ 12,224.70
Aug 1, 2025 WOLTOSZ WALTER S Grant 2074 0.00 $ 0.00
Aug 1, 2025 WOLTOSZ VIRGINIA E Grant 2074 0.00 $ 0.00
Aug 1, 2025 WEINER DANIEL L Grant 2074 0.00 $ 0.00
Aug 1, 2025 Paglia John Kenneth Grant 2074 0.00 $ 0.00
Aug 1, 2025 Evans Sharlene Grant 2074 0.00 $ 0.00
Aug 1, 2025 LaVange Lisa Grant 2074 0.00 $ 0.00
Aug 1, 2025 LaVange Lisa Open Market Sale 867 12.93 $ 11,210.31
Jul 1, 2025 WOLTOSZ WALTER S Open Market Sale 20000 18.33 $ 366,623.36
Jul 1, 2025 WOLTOSZ VIRGINIA E Open Market Sale 20000 18.33 $ 366,623.36
Jun 2, 2025 WOLTOSZ WALTER S Open Market Sale 20000 27.15 $ 543,074.00
Jun 2, 2025 WOLTOSZ VIRGINIA E Open Market Sale 20000 27.15 $ 543,074.00
May 1, 2025 Paglia John Kenneth Grant 786 0.00 $ 0.00
May 1, 2025 LaVange Lisa Grant 786 0.00 $ 0.00
May 1, 2025 Evans Sharlene Grant 786 0.00 $ 0.00
May 1, 2025 WOLTOSZ WALTER S Grant 786 0.00 $ 0.00
May 1, 2025 WOLTOSZ VIRGINIA E Grant 786 0.00 $ 0.00
May 1, 2025 WOLTOSZ WALTER S Open Market Sale 20000 33.51 $ 670,150.32
May 1, 2025 WOLTOSZ VIRGINIA E Open Market Sale 20000 33.51 $ 670,150.32
May 1, 2025 WEINER DANIEL L Grant 786 0.00 $ 0.00
Apr 1, 2025 WOLTOSZ WALTER S Open Market Sale 20000 24.09 $ 481,786.00
Apr 1, 2025 WOLTOSZ VIRGINIA E Open Market Sale 20000 24.09 $ 481,786.00
Mar 3, 2025 WOLTOSZ WALTER S Open Market Sale 20000 28.68 $ 573,600.00
Mar 3, 2025 WOLTOSZ VIRGINIA E Open Market Sale 20000 28.68 $ 573,600.00
Feb 3, 2025 Paglia John Kenneth Grant 787 0.00 $ 0.00
Feb 3, 2025 WEINER DANIEL L Grant 787 0.00 $ 0.00
Feb 3, 2025 Evans Sharlene Grant 787 0.00 $ 0.00
Feb 3, 2025 LaVange Lisa Grant 787 0.00 $ 0.00
Feb 3, 2025 WOLTOSZ WALTER S Open Market Sale 20000 33.91 $ 678,243.13
Feb 3, 2025 WOLTOSZ VIRGINIA E Open Market Sale 20000 33.91 $ 678,243.13
Feb 3, 2025 WOLTOSZ WALTER S Grant 787 0.00 $ 0.00
Feb 3, 2025 WOLTOSZ VIRGINIA E Grant 787 0.00 $ 0.00
Jan 2, 2025 WOLTOSZ WALTER S Open Market Sale 20000 27.88 $ 557,662.00
Jan 2, 2025 WOLTOSZ VIRGINIA E Open Market Sale 20000 27.88 $ 557,662.00
Dec 27, 2024 WEINER DANIEL L Open Market Sale 750 28.50 $ 21,375.00
Dec 2, 2024 WOLTOSZ WALTER S Open Market Sale 20000 31.76 $ 635,200.00
Dec 2, 2024 WOLTOSZ VIRGINIA E Open Market Sale 20000 31.76 $ 635,200.00
Dec 2, 2024 LaVange Lisa Open Market Sale 650 31.88 $ 20,722.00