InsiderDirector
Walter S Woltosz Insider Trading Activity
Every SEC Form 4 transaction reported by Walter S Woltosz, sourced directly from SEC EDGAR and updated as new filings are accepted.
By Trabud · Insider-trading data from SEC EDGAR
Latest filing:
Compiled automatically from SEC EDGAR Form 4 filings and refreshed daily. Figures count purchases (code P) and sales (code S) only — not grants, option exercises, or gifts. How this page is built. Not investment advice.
Quick Answer
Is Walter S Woltosz buying or selling?
Walter S Woltosz reported 3 open-market buys ($2.7M) and 85 sells ($72.0M) across 88 Form 4 filings at 1 company — a net selling position of $69.3M.
Source: SEC EDGAR Form 4
Key Statistics (as of Jul 6, 2026)
Total Form 4 filings
88
SEC EDGAR
Companies
1
Buys (3)
$2.7M
Sells (85)
$72.0M
Insider sentiment
Net sellingNet insider flow of $69.3M in net selling, filed between Feb 27, 2018 – Jul 6, 2026.
Companies Walter S Woltosz files for
| # | Company | Form 4 filings |
|---|---|---|
| 1 | SLPSimulations Plus, Inc. | 88 |
Recent Walter S Woltosz transactions
| Date | Ticker | Role | Type | Shares | Value | Filing |
|---|---|---|---|---|---|---|
| Jul 6, 2026 | SLP | Director, 10% Owner | Sale | 4.2K | $77.0K | SEC ↗ |
| Jun 2, 2026 | SLP | Director, 10% Owner | Sale | 15.0K | $261.4K | SEC ↗ |
| May 5, 2026 | SLP | Director, 10% Owner | Sale | 15.0K | $226.9K | SEC ↗ |
| Oct 3, 2025 | SLP | Director, 10% Owner | Sale | 20.0K | $307.8K | SEC ↗ |
| Jul 2, 2025 | SLP | Director, 10% Owner | Sale | 20.0K | $366.6K | SEC ↗ |
| Jun 3, 2025 | SLP | Director, 10% Owner | Sale | 20.0K | $543.1K | SEC ↗ |
| May 1, 2025 | SLP | Director, 10% Owner | Sale | 20.0K | $670.2K | SEC ↗ |
| Apr 2, 2025 | SLP | Director, 10% Owner | Sale | 20.0K | $481.8K | SEC ↗ |
| Mar 4, 2025 | SLP | Director, 10% Owner | Sale | 20.0K | $573.6K | SEC ↗ |
| Feb 4, 2025 | SLP | Director, 10% Owner | Sale | 20.0K | $678.2K | SEC ↗ |
| Jan 3, 2025 | SLP | Director, 10% Owner | Sale | 20.0K | $557.7K | SEC ↗ |
| Dec 3, 2024 | SLP | Director, 10% Owner | Sale | 20.0K | $635.2K | SEC ↗ |
| Nov 5, 2024 | SLP | Director, 10% Owner | Sale | 20.0K | $553.2K | SEC ↗ |
| Oct 2, 2024 | SLP | Director, 10% Owner | Sale | 20.0K | $625.2K | SEC ↗ |
| Sep 4, 2024 | SLP | Director, 10% Owner | Sale | 20.0K | $703.7K | SEC ↗ |
| Aug 2, 2024 | SLP | Director, 10% Owner | Sale | 20.0K | $792.5K | SEC ↗ |
| Jul 2, 2024 | SLP | Director, 10% Owner | Sale | 20.0K | $934.2K | SEC ↗ |
| Jun 4, 2024 | SLP | Director, 10% Owner | Sale | 20.0K | $925.0K | SEC ↗ |
| May 2, 2024 | SLP | Director, 10% Owner | Sale | 20.0K | $919.0K | SEC ↗ |
| Apr 2, 2024 | SLP | Director, 10% Owner | Sale | 20.0K | $798.9K | SEC ↗ |
| Mar 5, 2024 | SLP | Director, 10% Owner | Sale | 20.0K | $828.2K | SEC ↗ |
| Feb 5, 2024 | SLP | Director, 10% Owner | Sale | 20.0K | $759.9K | SEC ↗ |
| Jan 4, 2024 | SLP | Director, 10% Owner | Sale | 20.0K | $889.2K | SEC ↗ |
| Dec 5, 2023 | SLP | Director, 10% Owner | Sale | 60.0K | $2.3M | SEC ↗ |
| Nov 3, 2023 | SLP | Director, 10% Owner | Sale | 60.0K | $2.1M | SEC ↗ |
Showing the 25 most recent filings of 88. Screen every filing.
Walter S Woltosz insider trading FAQ
Is Walter S Woltosz buying or selling?
Across 88 SEC Form 4 filings, Walter S Woltosz reported 3 open-market purchases totaling $2.7M and 85 sales totaling $72.0M — a net selling position of $69.3M.
Which companies does Walter S Woltosz file Form 4s for?
Walter S Woltosz has reported insider transactions at 1 company, most often Simulations Plus, Inc. (SLP).
How far back does Walter S Woltosz's filing history go?
Trabud holds Walter S Woltosz's SEC Form 4 filings from Feb 27, 2018 – Jul 6, 2026, sourced directly from SEC EDGAR.
Where does Trabud get Walter S Woltosz's insider trading data?
Directly from SEC EDGAR Form 4 filings. Every transaction on this page is a real filing accepted by the SEC, updated as new filings arrive.
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