ALTO insider buying and SEC filings, explained
Alto Ingredients, Inc. · CIK 778164
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Insider activity in the last 12 months
Bought
$361K
Insiders who bought
1
Sold (not marked 10b5-1)
$0
Planned sales (10b5-1)
$0
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Sep 14, 2026 | Purchase (code P) | Gilbert E. Nathan (Director) bought 10,000 shares at $3.93 ($39K), reported as a purchase (code P). Holdings up 1% to 866,393 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Sep 14, 2026 |
| Aug 11, 2026 | Purchase (code P) | Gilbert E. Nathan (Director) bought 50,000 shares at about $4.15 ($208K), reported as a purchase (code P). Holdings up 6% to 856,393 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 12, 2026 |
| May 12–13, 2026 | Purchase (code P) | Gilbert E. Nathan (Director) bought 25,000 shares between May 12 and May 13 at about $4.58 ($114K), reported as a purchase (code P). Holdings up 3% to 774,741 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 14, 2026 |
15 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
No 8-K filings in the last 12 months.
Red flags are objective triggers only: the item or form filed, never an opinion.
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