Companies: 10,795·Total market cap: $144.5T
Allegro MicroSystems, Inc.

Allegro MicroSystems, Inc.

ALGMNASDAQTechnology● Active
$46.39
$-7.23(-13.48%)
Market Cap$8.6B
P/E Ratio
52W High$54.1
52W Low$22.41
SEC Filings

Allegro MicroSystems, Inc. (ALGM) SEC Filings & 10-K Annual Reports

SEC EDGAR regulatory submissions (10-K, 10-Q, 8-K), latest forms, and full filing history — quick links to financials and earnings below.

SEC EDGAR · data.sec.gov · CIK 0000866291 · ALGM · NASDAQ · as of Jun 8, 2026

Filing snapshot

501
Total Filings
4
Latest Form
2026-06-04
Most Recent
2020
Filing Since

Source: SEC EDGAR (data.sec.gov) · CIK 0000866291 · Updated hourly · Not investment advice

Latest Annual Report

10-K · Annual ReportFY
Filed Date
2026-05-21
Fiscal Year End
May 21, 2026
Accession No.
0001193125-26-233537
Primary Document
algm-20260327.htm
Source: data.sec.gov · CIK 0000866291 · Accession 0001193125-26-233537

Latest Key Filings

10-QQuarterly Report
10-Q
2026-01-30
8-KCurrent Report
8-K
2026-05-13Material Event
Form 4Insider Activity
Ownership Change Disclosures

Executive & director trade disclosures. Full buy/sell sentiment analysis on the dedicated tab.

SEC Filing History

Hide Form 4 / 144
SDSD
SD
2026-05-29
View
10-KAnnual Report
10-K
2026-05-21
View
3Initial Statement of Beneficial Ownership
3
2026-05-15
View
8-KCurrent Report
8-K
2026-05-13
View
8-KCurrent Report
8-K
2026-05-07
View
SCHEDULE 13G/ASCHEDULE 13G/A
SCHEDULE 13G/A
2026-05-06
View
SCHEDULE 13G/ASCHEDULE 13G/A
SCHEDULE 13G/A
2026-03-26
View
SCHEDULE 13G/ASCHEDULE 13G/A
SCHEDULE 13G/A
2026-02-12
View
SCHEDULE 13G/ASCHEDULE 13G/A
SCHEDULE 13G/A
2026-02-05
View
10-QQuarterly Report
10-Q
2026-01-30
View
8-KCurrent Report
8-K
2026-01-29
View
8-KCurrent Report
8-K
2026-01-21
View
8-KCurrent Report
8-K
2026-01-16
View
3Initial Statement of Beneficial Ownership
3
2026-01-09
View
10-QQuarterly Report
10-Q
2025-10-31
View
Showing 1–15 of 208 filingsForm 4 / 144 hidden· 501 total in EDGAR

About SEC Filings & 10-K Annual Reports

Data source: SEC EDGAR (data.sec.gov)  |  Updated: Hourly  |  CIK: 0000866291  |  Exchange: NASDAQ · Technology

Allegro MicroSystems, Inc. (NASDAQ: ALGM) has submitted 501 documents to the U.S. Securities and Exchange Commission (SEC) since its IPO in 2020. As a Technology sector company with CIK 0000866291, all filings are publicly accessible via the EDGAR database at no cost.

The annual 10-K report is Allegro MicroSystems, Inc.'s most comprehensive regulatory disclosure. The most recent Allegro MicroSystems, Inc. 10-K was filed on 2026-05-21 for fiscal year ending 2026. Historical ALGM 10-K annual reports are available from 2007 through 2026.

Investors researching Allegro MicroSystems, Inc. SEC filings can access 10-K annual reports, quarterly 10-Q reports, material event 8-K filings, and proxy statements directly from the links above. All documents are sourced from the official SEC EDGAR system.

Source: SEC EDGAR · data.sec.gov · SEC Form 10-K · SEC Form 10-Q · SEC Form 8-K2026-06-08

Frequently Asked Questions

ALGM SEC Filings · 8 questions

Allegro MicroSystems, Inc. (ALGM) SEC filings are publicly available on this page and on the official SEC EDGAR database at sec.gov. You can browse all 501 filings and access original documents at no cost. Allegro MicroSystems, Inc.'s CIK is 0000866291.

ALGM SEC filingsAllegro MicroSystems, Inc. SEC documentsfind ALGM 10-K