Todd Waltz
CIK 1383895 · View on SEC EDGAR ↗
First SEC filing: March 23, 2026 · Latest: March 23, 2026
On this page
- Insider at Companies where this person is a reporting insider.
- Insider transactions Every share this person bought or sold, from Form 4 filings.
- Derivatives Options and other derivative holdings reported by this person.
- Initial holdings The stakes this person held when they first started reporting.
- Compensation Executive pay disclosed in company proxy statements.
Insider at
Insider transactions
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| March 26, 2012 | AMTX | P | 1,000,000 | — | — | 1,000,000 Direct | — | Acquired | (price as of 2026-08-21) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II)
Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| March 19, 2026 | AMTX | Option (right to buy) | Common Stock (200,000) | $2.64 | March 19, 2036 | 200,000 | Acquired |
| March 13, 2015 | AMTX | Incentive Stock Option | Common Stock (60,000) | $2.10 | March 17, 2015 | 60,000 | Disposed |
| Dec. 15, 2014 | AMTX | Incentive Stock Option (right to buy) | Common Stock (10,000) | $4.66 | Dec. 15, 2019 | 10,000 | Acquired |
| Dec. 15, 2014 | AMTX | Incentive Stock Option (right to buy) | Common Stock (10,000) | $4.66 | Dec. 15, 2019 | 10,000 | Acquired |
| May 19, 2014 | AMTX | Incentive Stock Option | Common Stock (22,000) | $1.60 | May 20, 2014 | 22,000 | Disposed |
| March 13, 2014 | AMTX | Incentive stock option (Right to Buy | Common Stock (150,000) | $0.42 | March 13, 2019 | 150,000 | Acquired |
| Aug. 2, 2013 | AMTX | Common stock warrant | Common Stock (300,000) | $0.40 | Aug. 2, 2018 | 300,000 | Acquired |
| March 14, 2013 | AMTX | Incentive Stock Option (Right to Buy) | Common Stock (300,000) | $0.65 | March 14, 2018 | 300,000 | Acquired |
| Nov. 26, 2012 | AMTX | Non-Qualified Stock Option (Right to Buy) | Common Stock (90,000) | $3.00 | Nov. 26, 2012 | 90,000 | Disposed |
| Nov. 5, 2012 | AMTX | Incentive Stock Option (Right to Buy) | Common Stock (224,570) | $0.55 | Nov. 5, 2017 | 224,570 | Acquired |
| Nov. 5, 2012 | AMTX | Incentive Stock Option (Right to Buy) | Common Stock (75,430) | $0.55 | Nov. 5, 2017 | 75,430 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 4 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| March 18, 2010 | AMTX | Stock Option - NSO (Right to Buy)→ Common Stock | — | Direct |
| March 18, 2010 | AMTX | Stock Option-ISO (Right to Buy)→ Common Stock | — | Direct |
| March 18, 2010 | AMTX | Stock Option-ISO (Right to Buy)→ Common Stock | — | Direct |
| March 18, 2010 | AMTX | Stock Option-ISO (Right to Buy)→ Common Stock | — | Direct |
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2025 | $430,000 | $125,000 | — | $464,000 | — | — | $14,000 | $1,033,000 |
| 2024 | $300,000 | $0 | — | $527,534 | — | — | $12,000 | $839,534 |
| 2023 | $300,000 | $300,000 | — | $514,694 | — | — | $11,500 | $1,126,194 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.