WallStreetZenWallStreetZen

NASDAQ: SLP
Simulations Plus Inc Stock Ownership - Who owns Simulations Plus?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Simulations Plus Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
John Anthony Dibella IiCRO2026-08-031,000$18.28
$18.28kSell
John Anthony Dibella IiChief Revenue Officer2026-07-061,000$18.36
$18.36kSell
Walter S. WoltoszDirector2026-07-014,177$18.44
$77.02kSell
Jill FiedlerkellyPresident Services Solutions2026-06-167,350$18.20
$133.77kSell
Jill FiedlerkellyPresident Services Solutions2026-06-167,350$10.05
$73.87kBuy
Jill FiedlerkellyPresident Services Solutions2026-06-151,050$10.05
$10.55kBuy
Jill FiedlerkellyPresident Services Solutions2026-06-151,050$16.51
$17.34kSell
John Anthony Dibella IiChief Revenue Officer2026-06-031,000$16.50
$16.50kSell
Walter S. WoltoszDirector2026-06-0115,000$17.43
$261.45kSell
Jill FiedlerkellyPresident Services Solutions2026-05-111,000$16.53
$16.53kSell

1 of 2

SLP insiders have sold more... subscribe to Premium to read more.
Net Insider Buy/Sell (L12M) Ownership

Be the first to know when SLP insiders and whales buy or sell their stock.

SLP Shareholders

What type of owners hold Simulations Plus Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Virginia E. Woltosz28.20%5,703,416$105.11MInsider
Walter S. Woltosz15.83%3,202,131$59.02MInsider
Ronald F. Creeley3.48%704,595$12.99MInsider
Momoko A. Beran1.80%363,381$6.70MInsider
Jeffrey A. Dahlen0.96%195,000$3.59MInsider
John Anthony Dibella Ii0.42%85,140$1.57MInsider
Thaddeus Henry Grasela Jr.0.39%79,763$1.47MInsider
Jill Fiedlerkelly0.38%77,817$1.43MInsider
Richard R. Weiss0.17%34,812$641.59kInsider
Argenio David Z. D.0.17%33,608$619.40kInsider

1 of 3

SLP vs Health Information Service Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
SLP0.08%52.21%Net SellingNet Selling
CARL0.02%55.54%Net Buying
EVH0.10%14.72%Net SellingNet Selling
SY0.01%20.65%Net Buying
NRC0.05%60.57%Net Selling
View Top Health Information Service Stocks

Simulations Plus Stock Ownership FAQ

Who owns Simulations Plus?

Simulations Plus (NASDAQ: SLP) is owned by 0.08% institutional shareholders, 52.21% Simulations Plus insiders, and 47.71% retail investors. Virginia E. Woltosz is the largest individual Simulations Plus shareholder, owning 5.70M shares representing 28.20% of the company. Virginia E. Woltosz's Simulations Plus shares are currently valued at $105.00M.

If you're new to stock investing, here's how to buy Simulations Plus stock.
©2026 WallStreetZen
Company
AboutNewsBlogStock Investing FAQPlansPrivacy PolicyTerms of ServiceCancellation & RefundsPerformanceHelp GuidesContactTwitterYouTubeNewsletter
Stock Tools
Top Performing AnalystsStock ScreenerStock ForecastTrending StocksStrong Buy StocksHighest Earnings StocksBest Dividend Paying StocksStatisticsStock Market SectorsStock Market IndustriesHow to Buy Stocks Online
Stock Ideas
Buy The DipBiggest Stock Gainers TodayBiggest Stock Losers Today52 Week High Stocks52 Week Low StocksMost Active Stocks TodayMost Undervalued StocksBest Penny Stocks to Buy NowBest Stocks Under $5Best Stocks Under $10
WallStreetZen does not provide financial advice and does not issue recommendations or offers to buy stock or sell any security.

Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.