NATHAN GILBERT E
SEC Form 4 insider trading activity
NATHAN GILBERT E has filed 10 SEC Form 4 filings (14 transaction rows) across 3 companies, including ALTO, MX, RC, with disclosures dating back to 2025. 10 of those filings fall inside the rolling window. Most recent filing: Sep 14, 2026.
On the most recent filing, NATHAN GILBERT E is listed as Director at Alto Ingredients, Inc. Inside the rolling window, NATHAN GILBERT E reported 9 open-market purchases totaling $608K in ALTO and MX and RC and no open-market sales. The largest disclosed transaction in the window is a purchase of 50,000 ALTO shares on Aug 11, 2026, worth $208K.
Companies traded
Other insiders at ALTO
Insider Buying
$608K
reported purchases (SEC code P)
Insider Selling
$0
reported sales (SEC code S)
Companies
3
in the rolling window
| Source | |||||||
|---|---|---|---|---|---|---|---|
| ALTO | Director | Purchase | 10,000 | $39K | Sep 14 | SEC ↗ | |
| ALTO | Director | Purchase | 50,000 | $208K | Aug 12 | SEC ↗ | |
| ALTO | Director | Purchase | 20,000 | $92K | May 14 | SEC ↗ | |
| ALTO | Director | Purchase | 5,000 | $22K | May 14 | SEC ↗ | |
| MX | Director | Purchase | 21,994 | $63K | Mar 17 | SEC ↗ | |
| MX | Director | Purchase | 25,000 | $69K | Mar 16 | SEC ↗ | |
| MX | Director | Purchase | 13,006 | $36K | Mar 16 | SEC ↗ | |
| RC | Director | Purchase | 10,000 | $20K | Mar 9 | SEC ↗ | |
| RC | Director | Purchase | 30,000 | $58K | Mar 9 | SEC ↗ |
Frequently asked questions
How many SEC Form 4 filings has NATHAN GILBERT E made?
NATHAN GILBERT E has filed 10 SEC Form 4 filings (14 transaction rows) across 3 companies, including ALTO, MX, RC since 2025.
Which companies does NATHAN GILBERT E trade?
NATHAN GILBERT E has filed SEC Form 4 disclosures for 3 companies, including ALTO, MX, RC.
When was NATHAN GILBERT E's most recent SEC Form 4 filing?
NATHAN GILBERT E's most recent SEC Form 4 filing on Tracefour is dated Sep 14, 2026.
What is NATHAN GILBERT E's total buy and sell value in the current window?
Inside the rolling retention window, NATHAN GILBERT E bought $608K and sold $0 based on SEC Form 4 filings.
What was NATHAN GILBERT E's largest disclosed transaction?
The largest disclosed transaction in the current window is a purchase of 50,000 ALTO shares on 2026-08-11, worth $208K, per SEC Form 4 filings.