Summary
Updated Aug 30, 2026
Gregory M. Shepard files SEC Form 4 reports at Atlas Energy Solutions Inc. (AESI). 7 SEC Form 4 filings on record going back to 2024, most recently on 19 February 2026. Most recent open-market trade: sold $1.56M of AESI on 19 February 2026. Lifetime open-market purchases: $2.25M. Lifetime open-market sales: $2.73M. Historical track record: 5/5 stars across 8 tracked purchases.
Recent Transactions
10Every recent SEC Form 4 transaction Gregory M. Shepard has reported, most recent first.
Track Record
InsiderAlpha computes a forward-return-based score for every insider with enough Form 4 purchase history. The metrics below reflect realized performance after each tracked open-market purchase.
| Metric | Value |
|---|---|
| InsiderAlpha rating | ★★★★★ (5/5) |
| Total purchases tracked | 8 |
| Purchases with forward-return data | 8 |
| 30-day win rate | 100% |
| 90-day win rate | 100% |
| Avg 5-day return | +3.37% |
| Avg 30-day return | +12.46% |
| Avg 90-day return | +20.38% |
| Best 30-day return | +22.34% |
Trading Pattern
InsiderAlpha's records for Gregory M. Shepard go back to 2024: 7 primary Form 4 filings, an average of 2.3 per year. The typical open-market purchase is $281K (8 buys totaling $2.25M). The largest single buy on record is $985K of AESI in 2024. Sales side: 2 recorded sales totaling $2.73M, so the filing history runs sell-heavy by dollar value. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Gregory M. Shepard files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Chris Scholla - $105K of AESI open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Gregory M. Shepard?
Gregory M. Shepard is a corporate insider of Atlas Energy Solutions Inc. (AESI). InsiderAlpha holds 7 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Gregory M. Shepard last file a Form 4?
The most recent primary Form 4 on record is dated 19 February 2026, one of 7 filings going back to 2024.
Has Gregory M. Shepard been buying or selling stock?
Recorded transactions: 8 open-market purchases ($2.25M) and 2 open-market sales ($2.73M) across all tracked filings.
How accurate is Gregory M. Shepard's historical track record?
Across 8 tracked purchases, Gregory M. Shepard averaged +12.5% avg 30-day return with a 100% 30-day win rate. InsiderAlpha rates the track record at 5/5 stars.
Where can I see all of Gregory M. Shepard's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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