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SLP · Simulations Plus, Inc.
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SLP Simulations Plus (SLP) Insider Trading, Ownership & Congress Trades

Software & IT · Services-computer integrated systems design · CIK 0001023459
Quote by TradingView
Form 144 · 1
Insider buyers, 180 days
0
House members buying, 1 year
0
STOCK Act, US House only, disclosed up to 45 days after the trade
Funds added, last quarter
95
13F, latest reported quarter
Conversions, 180 days
3
Codes C/M, not in net · $94.5K priced

What the filings say about SLP

Insiders, 180 days
-$801.2K net sold
4 sellers · 0% of sales under a 10b5-1 plan
Planned sales (Form 144), 90 days
$54.7K
1 notice

Simulations Plus insider trades (Form 4)

Form 4 buys and sells (codes P and S). Grants, option exercises and conversions excluded.

Over the last 180 days, Simulations Plus, Inc. insiders sold a net $801.2K of stock across 154 Form 4 purchases and sales, with no insider buying. Source: SEC Form 4 filings, as of 2026-10-28.

Insider
Filed
Shares
Value
Since filing
DiBella John Anthony II
Chief Revenue Officer
SELL
2026-08-04 SECtraded 2026-08-03
1,000
$18.3K
n/a
Context
  • 9 earlier Form 4 trades (code P or S) here by this insider (9 sales), the last on Jul 6, 2026.
  • The trade is 1.2% of the 85,140 shares held after it.
  • No other insider sold within 30 days.
  • 95 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chief Revenue Officer DiBella John Anthony II sold about $18.3K of SLP on Aug 3, 2026; 95 funds added in the latest 13F quarter.
DiBella John Anthony II
Chief Revenue Officer
SELL
2026-07-08 SECtraded 2026-07-06
1,000
$18.4K
n/a
Context
  • 8 earlier Form 4 trades (code P or S) here by this insider (8 sales), the last on Jun 3, 2026.
  • The trade is 1.2% of the 86,140 shares held after it.
  • 2 other insiders sold within 30 days.
  • 95 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chief Revenue Officer DiBella John Anthony II sold about $18.4K of SLP on Jul 6, 2026; 2 other insiders sold within 30 days and 95 funds added in the latest 13F quarter.
WOLTOSZ WALTER S
Director
SELL
2026-07-06 SECtraded 2026-07-01
4,177
$77.0K
n/a
Context
  • 61 earlier Form 4 trades (code P or S) here by this insider (61 sales), the last on May 4, 2026.
  • The trade is 0.1% of the 3,202,131 shares held after it.
  • 3 other insiders sold within 30 days.
  • 95 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director WOLTOSZ WALTER S sold about $77.0K of SLP on Jul 1, 2026; 3 other insiders sold within 30 days and 95 funds added in the latest 13F quarter.
Fiedler-Kelly Jill
President, Services Solutions
SELL
2026-06-17 SECtraded 2026-06-16
7,350
$133.8K
n/a
Context
  • 2 earlier Form 4 trades (code P or S) here by this insider (2 sales), the last on Jun 15, 2026.
  • The trade is 9.4% of the 77,817 shares held after it.
  • 3 other insiders sold within 30 days.
  • 95 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: President, Services Solutions Fiedler-Kelly Jill sold about $133.8K of SLP on Jun 16, 2026; 3 other insiders sold within 30 days and 95 funds added in the latest 13F quarter.
Fiedler-Kelly Jill
President, Services Solutions
SELL
2026-06-16 SECtraded 2026-06-15
1,050
$17.3K
n/a
Context
  • 1 earlier Form 4 trade (code P or S) here by this insider (1 sale), the last on May 11, 2026.
  • The trade is 1.3% of the 77,817 shares held after it.
  • 3 other insiders sold within 30 days.
  • 95 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: President, Services Solutions Fiedler-Kelly Jill sold about $17.3K of SLP on Jun 15, 2026; 3 other insiders sold within 30 days and 95 funds added in the latest 13F quarter.
154 transactions on record
Since filing: total return from the first close after the filing to the latest close, dividend-adjusted. Not a forecast.
Context lines are counts over the filings above and returns from our own price history, never a price level. Not investment advice.
See all insider buying · insider selling
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Seven facts, ranked against the sector · Rank is not a forecast
Insiders
net -$801.2K over 180 days
-$18.3K over 90 days · -$565.4K of it by a 10%+ holder
more than 59% of Software & IT
Congress
no House purchase disclosed in the last 12 months
Funds
95 funds bought in last quarter
more than 51% of Software & IT
Revenue
+13.1% year over year
more than 57% of Software & IT
Margin
-81.7% net margin
below 82% of Software & IT
Buybacks
no share repurchases reported
Short interest
17.1% of the float short (float per yahoo 2026-10-26) · 15.2 days to cover · settled 2026-09-30
more than 94% of Software & IT
What changed in the last 30 days
Nothing new filed in the last 30 days

Watch SLP

A free account keeps a watchlist and can send one email a day when insiders, funds or Congress file on the names in it. No password and no card.

The year, with the filings on it
Total return over 12 months. Each marker is a filing; hover or tap one for the detail.
+7.4%12M
-34%-16%+3%+21%2025-102025-122026-022026-042026-062026-08 2026-06-01 · WOLTOSZ VIRGINIA E sold $261.4K2026-05-04 · WOLTOSZ WALTER S sold $226.9K2026-06-16 · Fiedler-Kelly Jill sold $133.8K2026-07-01 · WOLTOSZ WALTER S sold $77.0K2026-07-06 · DiBella John Anthony II sold $18.4K2026-08-03 · DiBella John Anthony II sold $18.3K2026-06-15 · Fiedler-Kelly Jill sold $17.3K2026-05-11 · Fiedler-Kelly Jill sold $16.5K2026-06-03 · DiBella John Anthony II sold $16.5K2026-05-04 · DiBella John Anthony II sold $15.0K2025-12-01 · LaVange Lisa sold $14.6K2026-04-15 · DiBella John Anthony II sold $13.4K2026-08-03 · JOHN ANTHONY DIBELLA II filed to sell $54.7K2026-07-01 · Walter S Woltosz & Virginia Evans Woltosz filed to sell $76.5K
Insider sellForm 144 (planned sale)
Indexed to 100, dividend-adjusted, not a price chart. When a name files heavily, the largest trades are drawn first.

Who owns SLP: institutional holders (13F)

13F holdings, latest reported quarter
First Light Asset Management, LLC
2,792,677 sh
$51.1M
First Eagle Investment Management, LLC
2,141,164 sh
$39.2M
BlackRock, Inc.
1,502,099 sh
$27.5M
VANGUARD CAPITAL MANAGEMENT LLC
741,467 sh
$13.6M
KENNEDY CAPITAL MANAGEMENT LLC
539,072 sh
$9.9M

Congress trades in SLP

No Congress trades reported
No House member has disclosed a trade in this stock. See what Congress is buying.

Activist and 5% holders (13D/13G)

No 5%+ ownership filings
Nobody has filed for crossing 5%. That is a fact, not missing data.

SLP planned insider sales (Form 144)

Notice of intent to sell, filed before any sale
JOHN ANTHONY DIBELLA II
Filed 2026-08-03
$54.7K
Walter S Woltosz & Virginia Evans Woltosz
Filed 2026-07-01
$76.5K

SLP mutual fund holders (N-PORT)

Funds ranked by the share of their own portfolio in this stock (N-PORT).
North Star Small Cap Value Fund
$855.5K position · as of 2026-05-31
2.5%
Rockefeller US Small Cap Core Fund
$1.4M position · as of 2026-05-31
1.4%
North Star Micro Cap Fund
$2.5M position · as of 2026-05-31
1.3%
Buffalo Early Stage Growth Fund
$879.6K position · as of 2026-06-30
1.2%
TRIBUTARY SMALL COMPANY FUND
$5.6M position · as of 2026-06-30
0.8%
First Eagle Small Cap Opportunity Fund
$17.1M position · as of 2026-07-31
0.6%
SEC N-PORT, monthly, about 60 days late · funds ≥ $10M · % is the share of the fund's own portfolio
Executive pay vs shareholder return · Shawn O’Connor.
CEO pay, headline and as actually paid, against the company's return and its chosen peers' (DEF 14A).
FY
CEO total
Actually paid
Other execs, avg
TSR
Peer TSR
2025
$1.1M
-$15.2K
$481.5K
-76%
-56%
2024
$1.7M
$1.4M
$815.4K
-38%
-47%
2023
$1.9M
$1.5M
$745.3K
-24%
+10%
2022
$1.3M
$2.2M
$464.5K
+2%
+17%
2021
$1.1M
$693.7K
$554.4K
-25%
+55%
Tagged by the company under SEC Item 402(v). Returns are cumulative from the start of the disclosure period. Green where the company beat its own peer group.
Live price
Daily candles from TradingView, under their licence. No filings marked.
Why this name is on the desk
Insiders have filed to sell, before selling.
The record shows a net $801.2K sold by insiders over 180 days, 95 funds added last quarter, $54.7K in planned Form 144 sales. Each figure is a federal filing, dated the day it went public.
Backtest this pattern Open the screener
Same sector, ranked by filing activity
Sector by SEC SIC code
TEAMMETACRWVCRMCRWDNETDDOGAPPIOTPCTYDUOLMDB

SLP financials

Revenue growth
+13.1%
XBRL, annual
Net margin
-81.7%
Ratios from the company's XBRL filings, latest filings
Revenue, TTM
$82.1M
four quarters, 2025-06-01 to 2026-05-31
Net margin, TTM
+9.9%
net income over revenue, 2025-06-01 to 2026-05-31
Free cash flow, TTM
$24.5M
operating cash flow minus capex, 2025-06-01 to 2026-05-31
Debt to equity
0.04x
long-term 2018-08-31 (94 months older than the period end) plus current 2018-08-31 (94 months older than the period end); equity 2026-05-31
Cash flow to debt
4.23x
TTM operating cash flow over long-term 2018-08-31 (94 months older than the period end) plus current 2018-08-31 (94 months older than the period end)
Return on equity
+6.2%
TTM net income over average of 2025-05-31 and 2026-05-31
Return on assets
+5.6%
TTM net income over average of 2025-05-31 and 2026-05-31
Return on invested capital
+7.0%
operating income after a 35.4% effective tax rate, over long-term 2018-08-31 (94 months older than the period end) plus current 2018-08-31 (94 months older than the period end) plus average of 2025-05-31 and 2026-05-31 minus cash
Return on capital employed
+8.7%
operating income (EBIT proxy) over average of 2025-05-31 and 2026-05-31 minus current liabilities
P/E, trailing
46.25x
close 2026-10-07 over four quarters of diluted EPS, 2025-06-01 to 2026-05-31
Enterprise value
$344.7M
market value at close 2026-10-07 on 2026-06-30 shares, plus long-term 2018-08-31 (94 months older than the period end) plus current 2018-08-31 (94 months older than the period end), minus cash 2026-05-31
FCF yield
+6.6%
TTM free cash flow over market value at close 2026-10-07
PEG, trailing
n/a
prior-year trailing EPS was a loss, growth undefined
Price as of 2026-10-07. Hover or tap a tile for its yearly and quarterly history.
Method
TTM is four consecutive fiscal quarters; Q4 is the year minus nine months when not filed. Returns use the average of opening and closing balances. EBIT is approximated by operating income. PEG uses trailing EPS growth.
Fundamentals
Annual figures from XBRL filings. Pick a past date to see them as known then.
2025-082024-082023-082022-08
Revenue$79.2M$70.0M$59.6M$53.9M
Gross profit$46.2M$43.2M$47.9M$43.1M
Operating income-$70.7M$6.1M$8.7M$14.9M
Net income-$64.7M$10.0M$10.0M$12.5M
EPS (diluted)-3.220.490.490.60
Operating cash flow$18.1M$13.3M$21.9M$17.9M
Cash$30.9M$10.3M$57.5M$51.6M
Buybacks$0$0$20.0M$0
Dividends paid$0$4.8M$4.8M$4.8M
SEC XBRL, fiscal years, as known on 2026-10-28

SLP Stock Sonar score 6/7 axes

Find similar shapesCompare

SLP ranks highest on financial health (79th percentile) and profitability (55th), and lowest on risk and compliance (14th), among Software & IT peers.

ProfitHealthGrowthInsidersInstitutionsRisk
Profitability
55
Inputs
  • Return on equity+6.2% · 59 pct, sector of 286
  • Return on assets+5.6% · 72 pct, sector of 381
  • Return on invested capital+7.0% · 21 pct, sector of 78
  • Return on capital employed+8.7% · 68 pct, sector of 294
Financial health
79
Inputs
  • Debt to equity0.04x · 68 pct, sector of 288
  • Cash flow to debt4.23x · 91 pct, sector of 241
Growth
43
Inputs
  • Revenue growth, YoY+13.1% · 57 pct, sector of 480
  • Backlog growth, YoY-4.9% · 28 pct, sector of 182
Insider conviction
28
Inputs
  • Net Form 4 buying (codes P and S), 180d-$801K · 56 pct, sector of 285
  • Insider buyers, 180d0 · 0 pct, sector of 290
Institutional and government
51
Inputs
  • Funds adding, latest quarter95 · 51 pct, sector of 415
  • Congress net buyers, 365dno Congress trades in 365 days
  • Federal contracts, 180dno federal contracts in 180 days
  • Lobbying spend, 4 quartersno lobbying filings in the last four quarters
Risk and compliance
14
Inputs
  • Short interest, % of float+17.1% · 10 pct, sector of 530
  • Recalls per $1B revenue, 3ynot measured for this sector, almost no peer has an event
  • EPA cases per $1B revenue, 5ynot measured for this sector, almost no peer has an event
  • New text in Risk Factors, latest 10-K+22.0% · 19 pct, sector of 316
1 not measured: US patents
  • US patents needs 1 of 2 inputs, 0 present: patent data not loaded yet

6 of 7 axes scored. Each is a percentile against sector peers (all companies when the sector is thin); higher is better. An unscored axis is unmeasured, not low. How it is scored

SLP filings, in plain words

Are Simulations Plus insiders buying or selling SLP?

In the 180 days to 2026-10-28, Simulations Plus insiders were net sellers, a net $801.2K across purchases and sales reported on Form 4, by 4 sellers.

Are there planned insider sales of SLP?

Yes. 1 Form 144 notice of planned insider sales was filed in the 90 days to 2026-10-28, covering $54.7K of stock; the latest, by JOHN ANTHONY DIBELLA II, was filed 2026-08-03.

Read the full summary

In the 180 days to 2026-10-28, Simulations Plus insiders were net sellers of SLP, a net $801.2K across purchases and sales reported on Form 4 by 4 sellers. Most of that figure, $565.4K, came from a holder of 10% or more rather than an officer or director. None of the 10 insider sales was flagged as made under a Rule 10b5-1 plan. Insiders filed 1 Form 144 notice of intent to sell in the 90 days to 2026-10-28, covering $54.7K of stock. Each figure is counted from SEC and House filings as of 2026-10-28, dated the day the filing was made public.

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