Institutional shares held 37.7 Million
140K calls
222K puts
Total value of holdings $7.64B
$28.3M calls
$44.8M puts
Market Cap $7.56B
37,359,000 Shares Out.
Institutional ownership 101.01%
# of Institutions 437


Latest Institutional Activity in AEIS

Top Purchases

Q4 2025
Congress Asset Management CO Shares Held: 227K ($45.9M)
Q4 2025
Iam Advisory, LLC Shares Held: 5.13K ($1.04M)
Q4 2025
Cooper Financial Group Shares Held: 1K ($202K)
Q4 2025
Sg Americas Securities, LLC Shares Held: 6.84K ($1.38M)
Q4 2025
Gamma Investing LLC Shares Held: 2.59K ($525K)

Top Sells

Q4 2025
Assenagon Asset Management S.A. Shares Held: 14.7K ($2.97M)
Q4 2025
Hilltop National Bank Shares Held: 1.02K ($207K)
Q4 2025
Central Pacific Bank Trust Division Shares Held: 590 ($119K)
Q4 2025
Green Alpha Advisors, LLC Shares Held: 10.3K ($2.09M)
Q4 2025
North Crest Asset Manangement, LLC Shares Held: 8.83K ($1.79M)

About AEIS

Advanced Energy Industries, Inc. designs, manufactures, sells, and supports precision power conversion, measurement, and control solutions worldwide. It offers plasma power solutions, including direct current (DC), pulsed DC, low frequency alternating current, high voltage, and radio frequency (RF) power supplies, as well as RF power supplies, RF matching networks, and RF instrumentation products; and remote plasma sources for reactive gas applications. The company also provides power control modules and thermal instrumentation products for rapid thermal processing, chemical vapor deposition, epitaxy, crystal growing, and chemical processing, as well as metal, carbon fiber, and glass manufacturing and other industrial power applications; high voltage DC-DC products for semiconductor wafer processing and metrology, electrostatic clamping of substrates, scientific instrumentation, mass spectrometry, and X-ray systems for industrial and analytical applications; and low voltage DC-DC board mounted solutions for use in healthcare, telecommunications, test and measurement, instrumentation, and industrial equipment applications, as well as distributed power in server and storage systems. In addition, it offers gas sensing and monitoring products for the energy market, air quality monitoring, and automobile emission monitoring and testing; and embedded power products for medical equipment or IEC 60950-1 for information technology equipment. Further, it offers conversions, upgrades, and refurbishments and used equipment to companies, as well as repair services. The company provides its products through a direct sales force, independent sales representatives, channel partners, and distributors. Advanced Energy Industries, Inc. was incorporated in 1981 and is headquartered in Denver, Colorado.


Insider Transactions at AEIS

Insider Transaction List

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Date Insider Transaction Ownership Type Shares Traded Value / Price
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Last 12 Months Summary

Buy / Acquisition
121K Shares
From 15 Insiders
Exercise of conversion of derivative security 121K shares
Sell / Disposition
108K Shares
From 16 Insiders
Payment of exercise price or tax liability 62.6K shares
Sale (or disposition) back to the issuer 4.47K shares
Open market or private sale 40.7K shares

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