Vondran Steven O
Director · Officer · AMT, AEE
As of 2026-09-16, Vondran Steven O has 15 Form 4 transactions on record across 2 companies — 10 in the trailing 12 months.
Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Reconstructed holdings
Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.
Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2026-03-04 | AMT | Sale | 16,625 @ $188.82 | $3.1M | −13.4% of holding | 107,147 | Form 4 |
| 2026-03-04 | AMT | Sale | 15,084 @ $187.90 | $2.8M | −10.9% of holding | 123,772 | Form 4 |
| 2026-03-04 | AMT | Sale | 1,773 @ $189.82 | $337K | −1.7% of holding | 105,374 | Form 4 |
12 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-03-11 | AMT | Withheld for tax | 2,158 | 108,902 | Form 4 |
| 2026-03-10 | AMT | Withheld for tax | 15,269 | 111,060 | Form 4 |
| 2026-03-10 | AMT | Award / grant | 20,955 | 126,329 | Form 4 |
| 2026-03-04 | AMT | Option exercise | 33,482 | 138,856 | Form 4 |
| 2026-03-04 | AMT | Option exercise | 33,482 | 0 | Form 4 |
| 2026-02-25 | AMT | Award / grant | 24,626 | 105,374 | Form 4 |
| 2026-01-05 | AEE | Award / grant | 1,686 | 3,597 | Form 4 |
| 2025-03-11 | AMT | Withheld for tax | 2,262 | 80,748 | Form 4 |
| 2025-03-10 | AMT | Withheld for tax | 10,327 | 83,010 | Form 4 |
| 2025-03-10 | AMT | Award / grant | 15,488 | 93,337 | Form 4 |
| 2025-02-27 | AMT | Award / grant | 16,006 | 77,849 | Form 4 |
| 2025-01-03 | AEE | Award / grant | 1,911 | 1,911 | Form 4 |
Source: SEC Form 4 filings. Each row links to its original filing.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.