Updated Jul 16, 2026 · Last SEC filing 2026-06-17
ADVANCED ENERGY INDUSTRIES INC (AEIS) has filed 20 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-06-17. 6 Form 8-K material event filings were reported by AEIS in the last 90 days. 2 Form 144 notices of proposed sale were filed for AEIS stock. InsiderAlpha tracks every AEIS SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SIC classification | Electronic Components, NEC (SIC 3679) |
|---|---|
| SEC CIK | 0000927003 |
| Form 4 filings (90d) | 20 |
|---|---|
| Form 8-K filings (90d) | 6 |
| Form 144 notices (90d) | 2 |
| Latest Form 4 filing | 2026-06-17 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Shirley Brian | Insider | S — Open-market sale | 1.2K | $372.35 | $459K | SEC | |
| Donikowski Tina | Insider | M — Option exercise | 2.3K | — | — | SEC | |
| BALL FREDERICK | Insider | M — Option exercise | 2.3K | — | — | SEC | |
| FOSTER RONALD C | Insider | M — Option exercise | 2.3K | — | — | SEC | |
| Roush John A | Insider | M — Option exercise | 2.3K | — | — | SEC | |
| Minnix Lanesha | Insider | M — Option exercise | 2.3K | — | — | SEC | |
| BEARD GRANT H | Insider | M — Option exercise | 3.0K | — | — | SEC | |
| DelSanto Anne | Insider | M — Option exercise | 2.3K | — | — | SEC | |
| Shirley Brian | Insider | M — Option exercise | 2.3K | — | — | SEC | |
| David Reed | Insider | M — Option exercise | 2.3K | — | — | SEC | |
| Vonne Elizabeth Karpinski | EVP, General Counsel | S — Open-market sale | 966 | $369.40 | $357K | SEC | |
| DelSanto Anne | Insider | S — Open-market sale | 240 | $380.52 | $91K | SEC | |
| DelSanto Anne | Insider | S — Open-market sale [10b5-1] | 240 | $312.59 | $75K | SEC | |
| Shirley Brian | Insider | S — Open-market sale [10b5-1] | 1.2K | $310.19 | $383K | SEC | |
| Kelley Stephen Douglas | President and CEO | S — Open-market sale [10b5-1] | 1.2K | $309.77 | $379K | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for ADVANCED ENERGY INDUSTRIES INC (AEIS). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| Shirley Brian | 4 | $459K |
| Roush John A | 3 | — |
| Minnix Lanesha | 3 | — |
| Donikowski Tina | 3 | — |
| BEARD GRANT H | 3 | — |
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in AEIS insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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