Heather Martin
First SEC filing: Nov. 4, 2025 · Latest: Nov. 4, 2025
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 |
|---|---|---|---|---|---|---|---|---|---|
| Sept. 10, 2026 | ATEX | S | 8,064 | $84.20 | $678,989 | 26,743 Direct | -23.17% | Disposed | 0.2% (price as of 2026-10-02) |
| Sept. 9, 2026 | ATEX | F | 3,465 | $85.44 | $296,050 | 34,807 Direct | -9.05% | Disposed | -1.3% (price as of 2026-10-02) |
| May 20, 2026 | ATEX | A | 3,694 | · | · | 38,272 Direct | +10.68% | Acquired | (price as of 2026-10-02) |
| May 20, 2026 | ATEX | A | 17,453 | · | · | 17,453 Direct | · | Acquired | (price as of 2026-10-02) |
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 |
|---|---|---|---|---|---|---|---|
| May 20, 2026 | ATEX | Stock Option (Right to Buy) | Common Stock | $60.90 | May 20, 2036 | 17,453 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Nov. 4, 2025 | ATEX | 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 |
|---|---|---|---|---|---|---|---|---|
| 2026 | $234,070 | · | · | · | $60,858 | · | $270,000 | $1,314,925 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.