Form 4/A for AEIS ADVANCED ENERGY INDUSTRIES INC
Accepted 2026-03-19 00:00:00 ET · period of report 2025-02-20 · accession 0001421764-26-000006 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| A | 2026-03-19 | 2025-02-20 | AEIS | Oldham Paul R | EVP, CFO | F - Tax | $131.54 | -3,189 | 34.6K | -8% | -$419.5K |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2025-02-20 | F | D | 3,189 | $131.54 | 34,598 | D | — | — | (F1) Payment of tax liability by withholding securities incident to vesting of performance stock units. (F2) Due to an administrative error, the Form 4 filed on February 21, 2025 inadvertently reflected an incorrect amount of shares withheld for the payment of tax liability. As reflected in this amendment, the correct number of shares withheld on February 20, 2025 was 3,189 shares. As a result, the reporting person's beneficial ownership in Table I, Column 5 was underreported by 1,158 shares in the original February 21, 2025 filing and in the subsequent Forms 4 filed on February 28, 2025, March 4, 2025, March 18, 2025, June 24, 2025, November 21, 2025, February 20, 2026, and March 3, 2026. |