SEC Form 4 · accession 0001881031-26-000004
ADVANCED ENERGY INDUSTRIES INC · AEIS
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Eduardo Bernal Acebedo
Officer — EVP and COO
Period of report
Aug 18, 2026
Accepted (ET)
Aug 20, 2026 · 3:05 pm EDT
Rule 10b5-1 plan
yes — trade under a plan
Issuer CIK
0000927003
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | Aug 18, 2026 | M | 6,042 | $85.97 | A | 47,880 | D | |
| Common StockF2 | Aug 18, 2026 | S | 406 | $309.73 | D | 47,474 | D | |
| Common StockF3 | Aug 18, 2026 | S | 568 | $310.75 | D | 46,906 | D | |
| Common StockF4 | Aug 18, 2026 | S | 2,951 | $311.80 | D | 43,955 | D | |
| Common StockF5 | Aug 18, 2026 | S | 3,998 | $312.65 | D | 39,957 | D | |
| Common StockF6 | Aug 18, 2026 | S | 5,062 | $313.82 | D | 34,895 | D | |
| Common StockF7 | Aug 18, 2026 | S | 3,103 | $314.92 | D | 31,792 | D | |
| Common StockF8 | Aug 18, 2026 | S | 2,180 | $315.66 | D | 29,612 | D | |
| Common StockF9 | Aug 18, 2026 | S | 1,280 | $316.92 | D | 28,332 | D | |
| Common StockF10 | Aug 18, 2026 | S | 480 | $318.62 | D | 27,852 | D | |
| Common StockF11 | Aug 18, 2026 | S | 1,403 | $319.41 | D | 26,449 | D | |
| Common StockF12 | Aug 18, 2026 | S | 720 | $320.81 | D | 25,729 | D | |
| Common StockF13 | Aug 18, 2026 | S | 416 | $322.14 | D | 25,313 | D | |
| Common StockF14 | Aug 18, 2026 | S | 425 | $323.28 | D | 24,888 | D | |
| Common StockF15 | Aug 18, 2026 | S | 335 | $324.44 | D | 24,553 | D | |
| Common StockF16 | Aug 18, 2026 | S | 407 | $327.82 | D | 24,146 | D | |
| Common StockF17 | Aug 18, 2026 | S | 280 | $328.74 | D | 23,866 | D | |
| Common StockF18 | Aug 18, 2026 | S | 120 | $330.45 | D | 23,746 | D | |
| Common StockF19 | Aug 18, 2026 | S | 637 | $322.64 | D | 23,109 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Employee Stock Option (Right to Buy) | $85.97 | Aug 18, 2026 | M | 6,042 | D | Mar 16, 2023 | Mar 16, 2033 | Common Stock | 6,042 | 0 | D |
Explanation of responses
- F1The reported sale was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 19, 2026.
- F10Represents the weighted average sale price.These shares were sold in multiple transactions at prices ranging from $318.11 to $318.95, inclusive.The reporting person undertakes to provide to the Company, any securityholder of the Company or SEC staff, upon request, full information regarding the number of shares sold at each price within the range specified herein.
- F11Represents the weighted average sale price.These shares were sold in multiple transactions at prices ranging from $319.12 to $319.93, inclusive.The reporting person undertakes to provide to the Company, any securityholder of the Company or SEC staff, upon request, full information regarding the number of shares sold at each price within the range specified herein.
- F12Represents the weighted average sale price.These shares were sold in multiple transactions at prices ranging from $320.35 to $321.04, inclusive.The reporting person undertakes to provide to the Company, any securityholder of the Company or SEC staff, upon request, full information regarding the number of shares sold at each price within the range specified herein.
- F13Represents the weighted average sale price.These shares were sold in multiple transactions at prices ranging from $322.13 to $322.81, inclusive.The reporting person undertakes to provide to the Company, any securityholder of the Company or SEC staff, upon request, full information regarding the number of shares sold at each price within the range specified herein.
- F14Represents the weighted average sale price.These shares were sold in multiple transactions at prices ranging from $323.14 to $324.13, inclusive.The reporting person undertakes to provide to the Company, any securityholder of the Company or SEC staff, upon request, full information regarding the number of shares sold at each price within the range specified herein.
- F15Represents the weighted average sale price.These shares were sold in multiple transactions at prices ranging from $324.17 to $324.62, inclusive.The reporting person undertakes to provide to the Company, any securityholder of the Company or SEC staff, upon request, full information regarding the number of shares sold at each price within the range specified herein.
- F16Represents the weighted average sale price.These shares were sold in multiple transactions at prices ranging from $327.27 to $327.89, inclusive.The reporting person undertakes to provide to the Company, any securityholder of the Company or SEC staff, upon request, full information regarding the number of shares sold at each price within the range specified herein.
- F17Represents the weighted average sale price.These shares were sold in multiple transactions at prices ranging from $328.74 to $328.75, inclusive.The reporting person undertakes to provide to the Company, any securityholder of the Company or SEC staff, upon request, full information regarding the number of shares sold at each price within the range specified herein.
- F18Represents the weighted average sale price.These shares were sold in multiple transactions at prices ranging from $330.10 to $330.64, inclusive.The reporting person undertakes to provide to the Company, any securityholder of the Company or SEC staff, upon request, full information regarding the number of shares sold at each price within the range specified herein.
- F19Represents the weighted average sale price.These shares were sold in multiple transactions at prices ranging from $332.61 to $332.68, inclusive.The reporting person undertakes to provide to the Company, any securityholder of the Company or SEC staff, upon request, full information regarding the number of shares sold at each price within the range specified herein.
- F2Represents the weighted average sale price.These shares were sold in multiple transactions at prices ranging from $309.13 to $310.05, inclusive.The reporting person undertakes to provide to the Company, any securityholder of the Company or SEC staff, upon request, full information regarding the number of shares sold at each price within the range specified herein.
- F3Represents the weighted average sale price.These shares were sold in multiple transactions at prices ranging from $310.19 to $311.09, inclusive.The reporting person undertakes to provide to the Company, any securityholder of the Company or SEC staff, upon request, full information regarding the number of shares sold at each price within the range specified herein.
- F4Represents the weighted average sale price.These shares were sold in multiple transactions at prices ranging from $311.23 to $312.22, inclusive.The reporting person undertakes to provide to the Company, any securityholder of the Company or SEC staff, upon request, full information regarding the number of shares sold at each price within the range specified herein.
- F5Represents the weighted average sale price.These shares were sold in multiple transactions at prices ranging from $312.23 to $313.19, inclusive.The reporting person undertakes to provide to the Company, any securityholder of the Company or SEC staff, upon request, full information regarding the number of shares sold at each price within the range specified herein.
- F6Represents the weighted average sale price.These shares were sold in multiple transactions at prices ranging from $313.30 to $314.28, inclusive.The reporting person undertakes to provide to the Company, any securityholder of the Company or SEC staff, upon request, full information regarding the number of shares sold at each price within the range specified herein.
- F7Represents the weighted average sale price.These shares were sold in multiple transactions at prices ranging from $314.31 to $315.28, inclusive.The reporting person undertakes to provide to the Company, any securityholder of the Company or SEC staff, upon request, full information regarding the number of shares sold at each price within the range specified herein.
- F8Represents the weighted average sale price.These shares were sold in multiple transactions at prices ranging from $315.31 to $316.20, inclusive.The reporting person undertakes to provide to the Company, any securityholder of the Company or SEC staff, upon request, full information regarding the number of shares sold at each price within the range specified herein.
- F9Represents the weighted average sale price.These shares were sold in multiple transactions at prices ranging from $316.50 to $317.19, inclusive.The reporting person undertakes to provide to the Company, any securityholder of the Company or SEC staff, upon request, full information regarding the number of shares sold at each price within the range specified herein.