How many insider trades does FilingIQ track for ALGM?

FilingIQ tracks 385 Form 4 insider transactions for ALGM (ALLEGRO MICROSYSTEMS, INC.), covering filings from Oct 28, 2020 onwards. 9 of those were filed in the last 90 days.

Are ALGM insiders net buyers or net sellers?

Across the full Form 4 history for ALGM, 8 transactions (2%) were open-market purchases and 159 (41%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.

Where does ALGM insider data come from?

Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.

What sector is ALGM in?

ALLEGRO MICROSYSTEMS, INC. (ALGM) is classified in the Technology sector, specifically Semiconductors, with a current market capitalisation of $7.23B.

ALGM insider trading

NasdaqGS Technology

ALLEGRO MICROSYSTEMS, INC. — scored insider trade history from SEC Form 4 filings, parsed and contextualised by FilingIQ.

Total Form 4 trades

385

Last 90 days

Buys / sells

2% / 41%

Market cap

$7.23B

About ALLEGRO MICROSYSTEMS, INC.

Allegro MicroSystems, Inc., together with its subsidiaries, designs, develops, manufactures, and markets sensor integrated circuits (ICs) and application-specific power ICs for motion control and energy-efficient systems. Its products include magnetic sensor ICs, such as position, speed, and current sensor ICs; and power ICs comprising motor driver ICs, such as regulator, power management ICs, and LED driver ICs, and isolated gate drivers. The company sells its products to original equipment manufacturers and distributors 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.

Company website: www.allegromicro.com

ALGM insider activity at a glance

FilingIQ has scored 385 insider transactions for ALGM since Oct 28, 2020. The most recent filing in our index is dated May 11, 2026.

Across the full history, 8 open-market purchases and 159 open-market sales were filed under transaction codes P and S respectively. Compensatory share awards (code A) and option exercises (code M) are tracked separately and not counted here.

The average FilingIQ composite score on ALGM insider trades is 61.1/100, produced by FilingIQ's multi-factor Form 4 model. Model framework documented at methodology.

View live ALGM trades on FilingIQ Raw filings on SEC EDGAR

Latest ALGM Form 4 filings

Doogue Michael President and CEO

S May 11, 2026

Most recent disclosures. Sign up to filter by score, transaction code, or insider role.

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13F funds holding ALGM

Analog Century Management LP

$34.31M · 1.8% of AUM

Penn Capital Management Company, LLC

$13.70M · 1.4% of AUM

Frequently asked

How many insider trades does FilingIQ track for ALGM?: FilingIQ tracks 385 Form 4 insider transactions for ALGM (ALLEGRO MICROSYSTEMS, INC.), covering filings from Oct 28, 2020 onwards. 9 of those were filed in the last 90 days.
Are ALGM insiders net buyers or net sellers?: Across the full Form 4 history for ALGM, 8 transactions (2%) were open-market purchases and 159 (41%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.
Where does ALGM insider data come from?: Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.
What sector is ALGM in?: ALLEGRO MICROSYSTEMS, INC. (ALGM) is classified in the Technology sector, specifically Semiconductors, with a current market capitalisation of $7.23B.

Methodology & sources

Every ALGM insider transaction shown on FilingIQ is parsed directly from a public SEC Form 4 XML filing. Insider identity is normalised across reporting variants (CIK changes, name spellings, related-party indirect holdings). The FilingIQ composite score is documented in full on the team page and algo disclosure. Not investment advice; see disclaimer.