Stocks › AEIS
ADVANCED ENERGY INDUSTRIES INC
AEIS·Nasdaq·
United States·USD
United States·USD$302.77
+5.48 (+1.84%)
Close · Oct 6, 2026 · Close Prices from Tiingo.com
AEIS
ADVANCED ENERGY INDUSTRIES INC · Nasdaq
Nasdaq 100S&P 500
Filings
Default90D1Y5YALL
AEISS&P 500 (rebased)
Congress BuyCongress SellInsider BuyInsider SellForm 1448-K ResultsLobbying
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Daily closes, adjusted for splits and dividends · Close Prices from Tiingo.comHover a marker, every one is a filing · move across the line for the crosshair
Congressional Trades
Recent trades of AEIS by members of U.S. Congress · 9 on record · 3 in the last 12 months
Whale Activity
Position changes in AEIS reported for 2026-06-30 by 17 tracked institutional filers
- Increased4
- New2
- Held0
- Decreased4
- Closed2
- No prior filing5
| Filer | Shares | Value | Change |
|---|---|---|---|
| BlackRock, Inc. | 4.6M | $1.73B | decreased |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 2.1M | $799.3M | decreased |
| VANGUARD CAPITAL MANAGEMENT LLC | 1.7M | $639.1M | increased |
| D. E. Shaw & Co., Inc. | 585.6K | $218.3M | increased |
| CITADEL ADVISORS LLC | 387.9K | $144.6M | new |
| MILLENNIUM MANAGEMENT LLC | 381.7K | $142.3M | increased |
| SNYDER CAPITAL MANAGEMENT L P | 256.8K | $95.8M | — |
| SOROS FUND MANAGEMENT LLC | 16.8M | $45.9M | — |
| MILLENNIUM MANAGEMENT LLC | 15.7M | $43.0M | decreased |
| RENAISSANCE TECHNOLOGIES LLC | 98.6K | $36.8M | increased |
| TWO SIGMA INVESTMENTS, LP | 74.1K | $27.6M | new |
| KENNEDY CAPITAL MANAGEMENT LLC | 72.8K | $27.2M | — |
KeyVex tracks a curated set of large 13F filers plus the largest positions in recent filings, so this is a sample of institutional activity, not the whole market.
Insider Trading
Net shares bought (+) or sold (−) on the open market by AEIS insiders, by quarter · Form 4
Recent Insider Transactions
6,832 transactions on record · newest first
| Insider | Type | Shares | Price | Value | Date | |
|---|---|---|---|---|---|---|
| Vonne Elizabeth KarpinskiEVP, General Counsel | Sale | −632 | $288.14 | $182K | Sep 8, 2026 | Form 4 ↗ |
| DelSanto AnneDirector · Director | Sale | −265 | $288.14 | $76K | Sep 8, 2026 | Form 4 ↗ |
| Vonne Elizabeth KarpinskiEVP, General Counsel | Sale | −907 | $290.05 | $263K | Aug 27, 2026 | Form 4 ↗ |
| Acebedo Eduardo BernalEVP and COO | Sale | −720 | $320.81 | $231K | Aug 18, 2026 | Form 4 ↗ |
| Acebedo Eduardo BernalEVP and COO | Sale | −637 | $322.64 | $206K | Aug 18, 2026 | Form 4 ↗ |
| Acebedo Eduardo BernalEVP and COO | Sale | −568 | $310.75 | $177K | Aug 18, 2026 | Form 4 ↗ |
| Acebedo Eduardo BernalEVP and COO | Sale | −5,062 | $313.82 | $1.6M | Aug 18, 2026 | Form 4 ↗ |
| Acebedo Eduardo BernalEVP and COO | Sale | −480 | $318.62 | $153K | Aug 18, 2026 | Form 4 ↗ |
| Acebedo Eduardo BernalEVP and COO | Sale | −425 | $323.28 | $137K | Aug 18, 2026 | Form 4 ↗ |
| Acebedo Eduardo BernalEVP and COO | Sale | −416 | $322.14 | $134K | Aug 18, 2026 | Form 4 ↗ |
| Acebedo Eduardo BernalEVP and COO | Sale | −407 | $327.82 | $133K | Aug 18, 2026 | Form 4 ↗ |
| Acebedo Eduardo BernalEVP and COO | Sale | −406 | $309.73 | $126K | Aug 18, 2026 | Form 4 ↗ |
| Acebedo Eduardo BernalEVP and COO | Sale | −3,998 | $312.65 | $1.2M | Aug 18, 2026 | Form 4 ↗ |
| Acebedo Eduardo BernalEVP and COO | Sale | −335 | $324.44 | $109K | Aug 18, 2026 | Form 4 ↗ |
| Acebedo Eduardo BernalEVP and COO | Sale | −3,103 | $314.92 | $977K | Aug 18, 2026 | Form 4 ↗ |
| Acebedo Eduardo BernalEVP and COO | Sale | −2,951 | $311.80 | $920K | Aug 18, 2026 | Form 4 ↗ |
| Acebedo Eduardo BernalEVP and COO | Sale | −280 | $328.74 | $92K | Aug 18, 2026 | Form 4 ↗ |
| Acebedo Eduardo BernalEVP and COO | Sale | −2,180 | $315.66 | $688K | Aug 18, 2026 | Form 4 ↗ |
| Acebedo Eduardo BernalEVP and COO | Sale | −1,403 | $319.41 | $448K | Aug 18, 2026 | Form 4 ↗ |
| Acebedo Eduardo BernalEVP and COO | Sale | −1,280 | $316.92 | $406K | Aug 18, 2026 | Form 4 ↗ |
Fund Holders
Mutual funds and ETFs holding AEIS · SEC Form N-PORT
| Fund | Shares | Value | % of fund | As of |
|---|---|---|---|---|
| iShares Core S&P Mid-Cap ETF iShares Trust | 1.3M | $485.3M | 0.39% | Jun 30, 2026 |
| VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS | 1.2M | $449.9M | 0.02% | Jun 30, 2026 |
| VANGUARD SMALL-CAP INDEX FUND VANGUARD INDEX FUNDS | 871.8K | $325.1M | 0.17% | Jun 30, 2026 |
| iShares Russell 2000 ETF iSHARES TRUST | 922.2K | $297.6M | 0.41% | Mar 31, 2026 |
| Columbia Seligman Technology and Information Fund Columbia Funds Series Trust II | 695.1K | $210.1M | 0.75% | May 31, 2026 |
| VANGUARD SMALL-CAP GROWTH INDEX FUND VANGUARD INDEX FUNDS | 503.1K | $187.6M | 0.40% | Jun 30, 2026 |
| VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS | 436.1K | $162.6M | 0.17% | Jun 30, 2026 |
| Invesco Discovery Fund AIM Counselor Series Trust (Invesco Counselor Series Trust) | 500.1K | $151.1M | 1.93% | May 31, 2026 |
| VANGUARD INFORMATION TECHNOLOGY INDEX FUND VANGUARD WORLD FUND | 486.6K | $147.1M | 0.09% | May 31, 2026 |
| Fidelity Small Cap Index Fund Fidelity Salem Street Trust | 373.0K | $143.2M | 0.44% | Apr 30, 2026 |
Mutual funds and ETFs whose N-PORT filings list AEIS's shares (CUSIP 007973100), each fund at its latest report since Mar 7, 2026, largest positions first. Bonds, options and short positions are left out.
Activist & Passive Stakes
Schedule 13D / 13G beneficial-ownership filings
- Abigail P. JohnsonSCHEDULE 13G/A · passive (13G) · 1.4M shares3.8%
Aug 6, 2026 · ↗ - FMR LLCSCHEDULE 13G/A · passive (13G) · 1.4M shares3.8%
Aug 6, 2026 · ↗ - BlackRock, Inc.SCHEDULE 13G/A · passive (13G) · 3.7M shares9.9%
Jul 27, 2026 · ↗ - BlackRock Portfolio Management LLCSCHEDULE 13G/A · passive (13G) · 878.8K shares2.3%
Jul 17, 2026 · ↗ - BlackRock Portfolio Management LLCSCHEDULE 13G/A · passive (13G) · 2.0M shares5.2%
May 1, 2026 · ↗ - BlackRock, Inc.SCHEDULE 13G/A · passive (13G) · 4.5M shares11.9%
Apr 29, 2026 · ↗
Corporate Lobbying
Estimated quarterly lobbying spending reported under the LDA, filings naming ADVANCED ENERGY INDUSTRIES INC as client
No lobbying filings found naming ADVANCED ENERGY INDUSTRIES INC as the client.
Government Contracts
Federal awards to ADVANCED ENERGY INDUSTRIES INC · USAspending
No federal contract awards found for ADVANCED ENERGY INDUSTRIES INC.
U.S. Patents
Recent USPTO applications naming ADVANCED ENERGY INDUSTRIES INC
No USPTO patent applications found for ADVANCED ENERGY INDUSTRIES INC.
Annual Financials
From AEIS's 10-K filings · XBRL
No annual XBRL figures on record for AEIS. KeyVex's fundamentals cover about 130 large companies so far.
Stock Splits
Every split and reverse split in the price history
No stock splits in AEIS's price history.
Material Events (8-K)
Corporate events filed with the SEC
- 8-K · Items 2.02, 9.01Results of operationsAug 3, 2026
EDGAR ↗ - 8-K · Items 8.01, 9.01Other eventsJun 12, 2026
EDGAR ↗ - 8-K · Items 1.01, 2.03, 3.02, 9.01Material agreement · Direct financial obligation · Unregistered sale of equityMay 18, 2026
EDGAR ↗ - 8-K · Items 8.01, 9.01Other eventsMay 14, 2026
EDGAR ↗ - 8-K · Items 8.01, 9.01Other eventsMay 13, 2026
EDGAR ↗ - 8-K · Items 5.02, 5.03, 5.07, 9.01Officer / director change · Bylaw amendment · Shareholder voteMay 8, 2026
EDGAR ↗ - 8-K · Items 2.02, 9.01Results of operationsMay 4, 2026
EDGAR ↗
About ADVANCED ENERGY INDUSTRIES INC
From SEC EDGAR company records
Industry (SIC 3679)Electronic Components, NEC
SectorTechnology
HeadquartersDENVER, CO
IncorporatedDE
SEC CIK0000927003 ↗