Institutional shares held 125 Million
1.45M calls
3.03M puts
Total value of holdings $4.61B
$53.4M calls
$112M puts
Market Cap $7.06B
191,308,000 Shares Out.
Institutional ownership 65.26%
# of Institutions 342


Latest Institutional Activity in ALGM

Top Purchases

Q2 2025
Umb Bank, N.A. Shares Held: 1.84K ($67.7K)
Q2 2025
Rise Advisors, LLC Shares Held: 424 ($15.6K)
Q2 2025
Massmutual Trust CO Fsb Shares Held: 201 ($7.41K)
Q2 2025
Farmers & Merchants Investments Inc Shares Held: 85 ($3.14K)
Q2 2025
Versant Capital Management, Inc Shares Held: 20 ($738)

Top Sells

Q2 2025
Gamma Investing LLC Shares Held: 2.87K ($106K)
Q2 2025
Parallel Advisors, LLC Shares Held: 847 ($31.2K)
Q2 2025
Farther Finance Advisors, LLC Shares Held: 224 ($8.26K)
Q1 2025
Westfield Capital Management CO LP Shares Held: 304K ($11.2M)
Q1 2025
Woodline Partners LP Shares Held: 19.2K ($709K)

About ALGM

Allegro MicroSystems, Inc. designs, develops, manufactures, and markets sensor integrated circuits (ICs) and application-specific analog power ICs for motion control and energy-efficient systems. Its products include magnetic sensor ICs, such as position, speed, and current sensor ICs; power ICs comprising motor driver ICs, and regulator and LED driver ICs; and photonic and 3D sensing components, including photodiodes, eye-safe lasers, and readout ICs for LiDAR applications. The company sells its products to original equipment manufacturers and suppliers primarily in the automotive and industrial markets through its direct sales force, third party distributors, independent sales representatives, and consignment. It operates in the United States, rest of the Americas, Europe, Japan, Greater China, South Korea, and other Asian markets. The company was founded in 1990 and is headquartered in Manchester, New Hampshire. Allegro MicroSystems, Inc. is a subsidiary of Sanken Electric Co., Ltd.


Insider Transactions at ALGM

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
496K Shares
From 17 Insiders
Open market or private purchase 20K shares
Grant, award, or other acquisition 476K shares
Sell / Disposition
38.9M Shares
From 10 Insiders
Payment of exercise price or tax liability 93.6K shares
Open market or private sale 38.8M shares

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