ADVANCED ENERGY INDUSTRIES INC
AEIS · Electronic Components, NEC · 38.0M shares · -0%/yr ↓ buyback · EDGAR filings ↗
Net buyback after stock comp: $9M (gross $40M, SBC $31M)
Reference price $372.35 · est. market cap ~$14.2B — last insider sale, 2026-06-15 (estimated from the dated SEC Form 4 price × shares outstanding — not a live quote)
Grade
B70Power-conversion supplier to semi/industrial markets, growing with solid FCF and coverage.
Strengths
- Strong growth — revenue +21.4% (62nd)
- Solid FCF and coverage — FCF $125.9M (87th), interest coverage 10.06
- Profitable — operating margin 9.3%
Risks
- Thin quick liquidity — 1.17 (11th pct)
- Semiconductor/industrial cyclicality — per 10-K
- Moderate leverage — D/E 0.42 (55th)
Notable findings
- Fund exitedNotable fund(s) exited this quarter: VANGUARD GROUP INC
- Exec changeRecent 8-K item 5.02 8-K ↗
- Strong balance sheetStrong balance sheet — $791M cash & investments
- AccumulatingInstitutional holders rose 11→12 QoQ (2025-12-31→2026-03-31)
- New fund positionNotable fund(s) opened this quarter: RENAISSANCE TECHNOLOGIES LLC
- Insider sellingInsider selling — 32 open-market sale(s) by 8 insider(s) (cluster of 8 insiders, ~$23M, last 6mo) Form 4 ↗
- China exposureWhile the tariff impact was not material to our results in 2025, the effects could be material in future periods as any further tariff, export control, trade restrictions, policy measures, and retalia
- Notable holderHeld by 6 notable fund(s): FMR LLC, STATE STREET CORP, GOLDMAN SACHS GROUP INC +3 more (as of 2026-03-31)
Quarterly revenue
Last 4 quarters · from SEC filings.
Key metrics
Gross margin
37.7%
Operating margin
9.3%
Net margin
8.2%
Return on equity
10.9%
Return on assets
5.8%
ROIC
6.9%
Revenue growth (QoQ)
4.4%
Net-income growth
173.7%
Debt / equity
0.4×
Net debt / EBITDA
-1.0×
Interest coverage
10.1×
Current ratio
1.6×
Free cash flow
$126M
EBITDA
$230M
Tangible book value
$944M
Cash & investments
$791M
Stock comp / revenue
3.1%
Insider transactions · last 18 months
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| 2026-06-15 | Shirley Brian | Sell | 1.2K | $372.35 |
| 2026-05-02 | DelSanto Anne | Option exercise | 2.3K | — |
| 2026-05-02 | Minnix Lanesha | Option exercise | 2.3K | — |
| 2026-05-02 | Donikowski Tina | Option exercise | 2.3K | — |
| 2026-05-02 | David Reed | Option exercise | 2.3K | — |
| 2026-05-02 | Shirley Brian | Option exercise | 2.3K | — |
| 2026-05-02 | FOSTER RONALD C | Option exercise | 2.3K | — |
| 2026-05-02 | BALL FREDERICK | Option exercise | 2.3K | — |
| 2026-05-02 | BEARD GRANT H | Option exercise | 3.0K | — |
| 2026-05-02 | Roush John A | Option exercise | 2.3K | — |
| 2026-04-16 | Vonne Elizabeth Karpinski | Sell | 966 | $369.40 |
| 2026-04-15 | DelSanto Anne | Sell | 240 | $380.52 |
| 2026-03-18 | Oldham Paul R | Sell | 4.3K | $315.99 |
| 2026-03-16 | DelSanto Anne | Sell | 240 | $312.59 |
| 2026-03-13 | Shirley Brian | Sell | 1.2K | $310.19 |
| 2026-03-10 | Kelley Stephen Douglas | Sell | 7.5K | $319.90 |
| 2026-03-10 | Kelley Stephen Douglas | Sell | 543 | $305.48 |
| 2026-03-10 | Kelley Stephen Douglas | Sell | 876 | $306.87 |
| 2026-03-10 | Kelley Stephen Douglas | Sell | 1.1K | $306.96 |
| 2026-03-10 | Kelley Stephen Douglas | Sell | 1.2K | $309.77 |
| 2026-03-10 | Kelley Stephen Douglas | Sell | 3.3K | $311.88 |
| 2026-03-10 | Kelley Stephen Douglas | Sell | 3.7K | $313.80 |
| 2026-03-10 | Kelley Stephen Douglas | Sell | 5.7K | $314.82 |
| 2026-03-10 | Kelley Stephen Douglas | Sell | 2.3K | $315.88 |
| 2026-03-10 | Kelley Stephen Douglas | Sell | 2.3K | $317.21 |
| 2026-03-10 | Kelley Stephen Douglas | Sell | 7.2K | $317.94 |
| 2026-03-10 | Kelley Stephen Douglas | Sell | 13K | $319.05 |
| 2026-03-10 | Kelley Stephen Douglas | Sell | 856 | $321.13 |
| 2026-03-04 | Roush John A | Sell | 1.2K | $319.78 |
| 2026-03-04 | Roush John A | Sell | 500 | $320.76 |
| 2026-03-04 | Roush John A | Sell | 1.7K | $322.32 |
| 2026-03-04 | Roush John A | Sell | 500 | $323.79 |
| 2026-03-04 | Roush John A | Sell | 3.3K | $324.29 |
| 2026-03-04 | Roush John A | Sell | 2.7K | $325.26 |
| 2026-03-04 | Roush John A | Sell | 300 | $326.75 |
| 2026-03-03 | COLPITTS BERNARD RAYMOND JR | Sell | 1.1K | $325.60 |
| 2026-03-01 | Donaghey John | Option exercise | 1.8K | — |
| 2026-03-01 | Donaghey John | Option exercise | 1.8K | — |
| 2026-03-01 | Donaghey John | Tax withheld | 1.7K | $335.57 |
| 2026-03-01 | Donaghey John | Disposition | 875 | — |
| 2026-03-01 | Vonne Elizabeth Karpinski | Option exercise | 2.0K | — |
| 2026-03-01 | Vonne Elizabeth Karpinski | Option exercise | 1.4K | — |
| 2026-03-01 | Vonne Elizabeth Karpinski | Tax withheld | 2.0K | $335.57 |
| 2026-03-01 | Vonne Elizabeth Karpinski | Disposition | 437 | — |
| 2026-03-01 | Acebedo Eduardo Bernal | Option exercise | 4.9K | — |
| 2026-03-01 | Acebedo Eduardo Bernal | Option exercise | 3.4K | — |
| 2026-03-01 | COLPITTS BERNARD RAYMOND JR | Option exercise | 979 | — |
| 2026-03-01 | COLPITTS BERNARD RAYMOND JR | Option exercise | 983 | — |
| 2026-03-01 | COLPITTS BERNARD RAYMOND JR | Tax withheld | 858 | $335.57 |
| 2026-03-01 | Oldham Paul R | Tax withheld | 2.9K | $335.57 |
| 2026-03-01 | Oldham Paul R | Option exercise | 3.4K | — |
| 2026-03-01 | Oldham Paul R | Disposition | 3.2K | — |
| 2026-03-01 | Kelley Stephen Douglas | Option exercise | 10K | — |
| 2026-03-01 | Kelley Stephen Douglas | Option exercise | 9.1K | — |
| 2026-03-01 | Kelley Stephen Douglas | Tax withheld | 13K | $335.57 |
| 2026-03-01 | Oldham Paul R | Option exercise | 3.3K | — |
| 2026-02-23 | Vonne Elizabeth Karpinski | Sell | 0 | $329.76 |
| 2026-02-23 | Vonne Elizabeth Karpinski | Sell | 964 | $328.42 |
| 2026-02-18 | Acebedo Eduardo Bernal | Option exercise | 14K | $314.12 |
| 2026-02-18 | Vonne Elizabeth Karpinski | Option exercise | 8.6K | $314.12 |
| 2026-02-18 | Vonne Elizabeth Karpinski | Tax withheld | 2.8K | $314.12 |
| 2026-02-18 | Vonne Elizabeth Karpinski | Disposition | 2.1K | — |
| 2026-02-18 | Donaghey John | Option exercise | 8.6K | $314.12 |
| 2026-02-18 | Donaghey John | Tax withheld | 3.3K | $314.12 |
| 2026-02-18 | Oldham Paul R | Option exercise | 15K | $314.12 |
| 2026-02-18 | Oldham Paul R | Disposition | 15K | — |
| 2026-02-18 | Kelley Stephen Douglas | Option exercise | 54K | $314.12 |
| 2026-02-18 | Kelley Stephen Douglas | Tax withheld | 24K | $314.12 |
| 2026-02-17 | DelSanto Anne | Sell | 240 | $311.04 |
| 2026-02-13 | Minnix Lanesha | Sell | 1.0K | $316.62 |
| 2026-01-15 | DelSanto Anne | Sell | 240 | $247.00 |
| 2025-12-15 | DelSanto Anne | Sell | 240 | $218.40 |
| 2025-12-04 | Donikowski Tina | Sell | 2.3K | $210.33 |
| 2025-11-19 | Oldham Paul R | Option exercise | 6.0K | $85.97 |
| 2025-11-19 | Oldham Paul R | Sell | 8.2K | $203.11 |
| 2025-11-19 | Oldham Paul R | Tax withheld | 4.1K | $203.07 |
| 2025-11-18 | COLPITTS BERNARD RAYMOND JR | Sell | 2.4K | $196.82 |
| 2025-11-17 | DelSanto Anne | Sell | 240 | $200.27 |
| 2025-11-10 | COLPITTS BERNARD RAYMOND JR | Tax withheld | 720 | $216.73 |
| 2025-10-15 | DelSanto Anne | Sell | 240 | $186.99 |
| 2025-09-15 | DelSanto Anne | Sell | 240 | $157.25 |
| 2025-08-15 | DelSanto Anne | Sell | 240 | $160.42 |
| 2025-08-13 | Donaghey John | Sell | 1.0K | $160.73 |
| 2025-07-15 | DelSanto Anne | Sell | 240 | $143.27 |
| 2025-07-09 | Donaghey John | Sell | 2.0K | $140.00 |
| 2025-06-20 | Oldham Paul R | Tax withheld | 4.9K | $131.29 |
| 2025-06-20 | Oldham Paul R | Sell | 1.2K | $131.29 |
| 2025-06-20 | Oldham Paul R | Option exercise | 6.0K | $85.97 |
| 2025-06-16 | DelSanto Anne | Sell | 240 | $124.39 |
| 2025-05-03 | BEARD GRANT H | Option exercise | 157 | — |
| 2025-05-03 | FOSTER RONALD C | Option exercise | 2.1K | — |
| 2025-05-03 | BALL FREDERICK | Option exercise | 2.1K | — |
| 2025-05-03 | David Reed | Option exercise | 2.1K | — |
| 2025-05-03 | Roush John A | Option exercise | 2.1K | — |
| 2025-05-03 | Shirley Brian | Option exercise | 2.1K | — |
| 2025-05-03 | DelSanto Anne | Option exercise | 2.1K | — |
| 2025-05-03 | Donikowski Tina | Option exercise | 2.1K | — |
| 2025-05-03 | Minnix Lanesha | Option exercise | 2.1K | — |
| 2025-05-03 | BEARD GRANT H | Option exercise | 2.6K | — |
| 2025-04-15 | Vonne Elizabeth Karpinski | Tax withheld | 749 | $88.86 |
| 2025-03-16 | Donaghey John | Tax withheld | 541 | $106.19 |
| 2025-03-16 | Oldham Paul R | Tax withheld | 1.1K | $106.19 |
| 2025-03-16 | Kelley Stephen Douglas | Tax withheld | 3.9K | $106.19 |
| 2025-03-03 | Acebedo Eduardo Bernal | Tax withheld | 9.3K | $111.75 |
| 2025-03-03 | Acebedo Eduardo Bernal | Sell | 2.8K | $111.75 |
| 2025-03-03 | Acebedo Eduardo Bernal | Sell | 17K | $111.59 |
| 2025-03-03 | Acebedo Eduardo Bernal | Option exercise | 12K | $85.97 |
| 2025-03-01 | Oldham Paul R | Option exercise | 3.3K | — |
| 2025-03-01 | Oldham Paul R | Tax withheld | 1.4K | $115.17 |
| 2025-03-01 | Oldham Paul R | Disposition | 3.2K | — |
| 2025-03-01 | Vonne Elizabeth Karpinski | Option exercise | 2.0K | — |
| 2025-03-01 | Vonne Elizabeth Karpinski | Tax withheld | 1.4K | $115.17 |
| 2025-03-01 | Vonne Elizabeth Karpinski | Disposition | 438 | — |
| 2025-03-01 | Donaghey John | Option exercise | 1.8K | — |
| 2025-03-01 | Donaghey John | Tax withheld | 1.0K | $115.17 |
| 2025-03-01 | Donaghey John | Disposition | 876 | — |
| 2025-03-01 | COLPITTS BERNARD RAYMOND JR | Tax withheld | 428 | $115.17 |
| 2025-03-01 | COLPITTS BERNARD RAYMOND JR | Option exercise | 980 | — |
| 2025-03-01 | Acebedo Eduardo Bernal | Option exercise | 4.9K | — |
| 2025-03-01 | Kelley Stephen Douglas | Option exercise | 10K | — |
| 2025-03-01 | Kelley Stephen Douglas | Tax withheld | 9.4K | $115.17 |
| 2025-02-26 | Oldham Paul R | Tax withheld | 5.0K | $125.00 |
| 2025-02-26 | Oldham Paul R | Option exercise | 6.0K | $85.97 |
| 2025-02-26 | Oldham Paul R | Sell | 1.1K | $125.00 |
| 2025-02-20 | Kelley Stephen Douglas | Tax withheld | 11K | $131.54 |
| 2025-02-20 | Vonne Elizabeth Karpinski | Option exercise | 3.3K | $131.54 |
| 2025-02-20 | Oldham Paul R | Tax withheld | 3.2K | $131.54 |
| 2025-02-20 | Vonne Elizabeth Karpinski | Tax withheld | 1.5K | $131.54 |
| 2025-02-20 | Donaghey John | Option exercise | 4.1K | $131.54 |
| 2025-02-20 | Donaghey John | Tax withheld | 1.5K | $131.54 |
| 2025-02-20 | Oldham Paul R | Option exercise | 7.5K | $131.54 |
| 2025-02-20 | Oldham Paul R | Tax withheld | 4.3K | $131.54 |
| 2025-02-20 | Kelley Stephen Douglas | Option exercise | 26K | $131.54 |
| 2025-02-20 | Acebedo Eduardo Bernal | Option exercise | 7.0K | $131.54 |
| 2025-02-19 | Minnix Lanesha | Sell | 1.6K | $129.37 |
All non-derivative Form 4 activity (SEC), newest first.
Notable events (8-K)
| Date | Items | |
|---|---|---|
| 2026-06-12 | OtherExhibits | filing ↗ |
| 2026-05-18 | Material agreementDebt obligation3.02Exhibits | filing ↗ |
| 2026-05-14 | OtherExhibits | filing ↗ |
| 2026-05-13 | OtherExhibits | filing ↗ |
| 2026-05-08 | Exec/director change5.03Shareholder voteExhibits | filing ↗ |
| 2026-05-04 | ResultsExhibits | filing ↗ |
| 2026-02-10 | ResultsExhibits | filing ↗ |
| 2025-11-04 | ResultsExhibits | filing ↗ |
Recent filings
| Form | Filed | Period | Accession |
|---|---|---|---|
| 8-K | 2026-06-12 | 2026-06-12 | 0001104659-26-073207 ↗ |
| 8-K | 2026-05-18 | 2026-05-13 | 0001104659-26-063191 ↗ |
| 8-K | 2026-05-14 | 2026-05-13 | 0001104659-26-060543 ↗ |
| 8-K | 2026-05-13 | 2026-05-13 | 0000927003-26-000019 ↗ |
| 8-K | 2026-05-08 | 2026-05-07 | 0001104659-26-057731 ↗ |
| 8-K | 2026-05-04 | 2026-05-04 | 0000927003-26-000012 ↗ |
| 10-Q | 2026-05-04 | 2026-03-31 | 0000927003-26-000014 ↗ |
| 10-K | 2026-02-13 | 2025-12-31 | 0001104659-26-014731 ↗ |
| 8-K | 2026-02-10 | 2026-02-10 | 0000927003-26-000005 ↗ |
| 8-K | 2025-11-04 | 2025-11-04 | 0000927003-25-000021 ↗ |
| 10-Q | 2025-11-04 | 2025-09-30 | 0000927003-25-000023 ↗ |
| 8-K | 2025-08-05 | 2025-08-05 | 0001558370-25-010280 ↗ |