Aemetis, Inc. (AMTX) has 20 known insider and institutional holders on record. The largest holder is MCAFEE ERIC A with 3,917,316 shares. Other notable holders include MAENDER WILLIAM J and AMERICAN ETHANOL INC.
Over the last 12 months, insiders have made 14 transactions in AMTX stock — 12 buys (valued at $3.08M) and 1 sells (valued at $20.27K). Insider buying has outpaced selling during this period, which may signal confidence in the company's prospects.
AMTX Insider Ownership
Top Holder
MCAFEE ERIC A
3,917,316 shares
Buys (12 mo)
12
$3.08M value
Sells (12 mo)
1
$20.27K value
12-Month Transaction Activity
Top Insider Holders
| # |
Name |
Role |
Shares Owned |
Last Filed |
Relative Size |
| 1 |
Mcafee Eric A |
Chief Executive Officer |
3,917,316 |
2026-03-23 |
|
| 2 |
Maender William J |
CFO/secretary |
3,343,200 |
2006-07-05 |
|
| 3 |
American Ethanol Inc |
10 Percent Owner |
3,343,200 |
2006-07-05 |
|
| 4 |
Morris Timothy S |
Chief Executive Officer |
3,343,200 |
2006-07-05 |
|
| 5 |
Cagan Laird Q |
10 Percent Owner |
1,885,762 |
2015-05-21 |
|
| 6 |
Gupta Sanjeev |
Executive Vice President |
1,385,000 |
2026-03-23 |
|
| 7 |
Waltz Todd |
Executive Vice President, CFO |
1,305,701 |
2026-03-23 |
|
| 8 |
Foster Andrew B |
Executive Vice President |
1,185,834 |
2026-03-23 |
|
| 9 |
Rockett James Michael |
EVP, General Counsel |
700,000 |
2026-03-23 |
|
| 10 |
Schumacher Michael L |
10 Percent Owner, Officer: President |
480,000 |
2006-06-23 |
|
| 11 |
Janssen Scott |
Chief Financial Officer |
400,000 |
2010-02-16 |
|
| 12 |
Ajjarapu Surendra K |
President |
300,000 |
2008-06-23 |
|
| 13 |
Barton Francis P |
Director |
226,518 |
2026-01-28 |
|
| 14 |
Beebe Lydia I |
Director |
214,286 |
2026-01-28 |
|
| 15 |
Deans Michael R |
10 Percent Owner |
177,900 |
2006-06-26 |
|
| 16 |
Warner Marq J |
10 Percent Owner |
177,900 |
2006-06-26 |
|
| 17 |
Boness Naomi Louise |
Director |
64,643 |
2026-01-28 |
|
| 18 |
Block John R |
Director |
56,330 |
2026-03-23 |
|
| 19 |
Simon Timothy Alan |
Director |
52,632 |
2026-01-28 |
|
| 20 |
Sorgenti Harold |
Director |
40,000 |
2017-01-20 |
|
Recent Transactions (last 12 months)
| Date |
Name |
Role |
Type |
Shares |
Price |
Value |
| 2026-03-19 |
Rockett James Michael |
EVP, General Counsel |
RSU Award |
200,000 |
$2.64 |
$528K |
| 2026-03-19 |
Gupta Sanjeev |
Executive Vice President |
RSU Award |
200,000 |
$2.64 |
$528K |
| 2026-03-19 |
Waltz Todd |
Executive Vice President, CFO |
RSU Award |
200,000 |
$2.64 |
$528K |
| 2026-03-19 |
Foster Andrew B |
Executive Vice President |
RSU Award |
200,000 |
$2.64 |
$528K |
| 2026-03-19 |
Mcafee Eric A |
Chief Executive Officer |
RSU Award |
300,000 |
$2.64 |
$792K |
| 2026-03-19 |
Block John R |
Director |
RSU Award |
10,000 |
$2.64 |
$26.4K |
| 2026-01-22 |
Simon Timothy Alan |
Director |
RSU Award |
12,000 |
$1.54 |
$18.48K |
| 2026-01-22 |
Boness Naomi Louise |
Director |
RSU Award |
12,000 |
$1.54 |
$18.48K |
| 2026-01-22 |
Beebe Lydia I |
Director |
RSU Award |
14,500 |
$1.54 |
$22.33K |
| 2026-01-22 |
Barton Francis P |
Director |
RSU Award |
18,000 |
$1.54 |
$27.72K |
| 2026-01-22 |
Block John R |
Director |
RSU Award |
12,000 |
$1.54 |
$18.48K |
| 2025-08-14 |
Barton Francis P |
Director |
Informative Sell |
8,000 |
$2.53 |
$20.27K |
| 2025-06-09 |
Simon Timothy Alan |
Director |
Return of Shares |
4,629 |
$1.98 |
$9.19K |
| 2025-05-15 |
Rockett James Michael |
EVP, General Counsel |
RSU Award |
27,922 |
$1.63 |
$45.51K |
