Allegro MicroSystems (ALGM) relationships
Allegro MicroSystems (ALGM) is connected to 40 named shareholders, 0 other companies and 16 officers and directors, each link from an SEC filing. Its largest named shareholder is Vanguard, with 7.6% of the company (13F, Jun 30, 2026).
Largest shareholders of Allegro MicroSystems
| Holder | % of company | Filing | As of | Accession |
|---|---|---|---|---|
| Vanguard | 7.6% | 13F | Jun 30, 2026 | 0002100121-26-001018 |
| BlackRock | 7.5% | 13F | Jun 30, 2026 | 0002012383-26-003238 |
| Invesco | 7.3% | 13F | Jun 30, 2026 | 0000914208-26-000343 |
| JPMorgan | 6.8% | 13F | Jun 30, 2026 | 0000019617-26-000325 |
| Capital Group | 6.4% | 13F | Jun 30, 2026 | 0001422848-26-000094 |
| Fidelity (FMR) | 5.3% | 13G | Sep 30, 2026 | 0000315066-26-002338 |
| State Street | 3.0% | 13F | Jun 30, 2026 | 0000093751-26-000583 |
| T. Rowe Price | 2.3% | 13F | Jun 30, 2026 | 0000080255-26-000519 |
| Clearbridge Investments, LLC | 1.6% | 13F | Jun 30, 2026 | 0001348883-26-000018 |
| Geode Capital | 1.4% | 13F | Jun 30, 2026 | 0001214717-26-000008 |
| Dimensional | 1.1% | 13F | Jun 30, 2026 | 0000354204-26-000866 |
| Morgan Stanley | 0.97% | 13F | Jun 30, 2026 | 0000895421-26-000243 |
| LOOMIS SAYLES & CO L P | 0.87% | 13F | Jun 30, 2026 | 0000312348-26-000034 |
| Goldman Sachs | 0.84% | 13F | Jun 30, 2026 | 0000886982-26-000519 |
| PRINCIPAL FINANCIAL GROUP INC | 0.80% | 13F | Jun 30, 2026 | 0001126328-26-000178 |
Officers and directors of Allegro MicroSystems
- Michael Doogue — President and CEO · Director (Form 4, May 19, 2026)
- Derek D'Antilio — EVP, CFO & Treasurer (Form 4, May 19, 2026)
- Yoshihiro Suzuki — Director (Form 4, Aug 7, 2026)
- Sharon Briansky — SVP, GC and Secretary (Form 4, May 19, 2026)
- Troy Coleman — SVP, General Manager, Products (Form 4, May 26, 2026)
- Richard Madormo — SVP, Worldwide Sales (Form 4, Jun 4, 2026)
- Joseph R. Martin — Director (Form 4, Aug 7, 2026)
- Erin Hagen — SVP, CHRO (Form 4, Aug 12, 2026)
- Ian Kent — SVP, Global Operations (Form 4, May 19, 2026)
- Mary G. Puma — Director (Form 4, Aug 7, 2026)
- Krishna G. Palepu — Director (Form 4, Aug 7, 2026)
- Jennie Raubacher — Director (Form 4, Aug 18, 2026)
- Roald Graham Webster — VP, Chief Accounting Officer (Form 4, May 22, 2026)
- Susan D. Lynch — Director (Form 4, May 15, 2026)
- Robert Willett — Director (Form 4, Oct 1, 2026)
- Brian C. White — Director (Form 4, Aug 7, 2026)
Map of Allegro MicroSystems's relationships · Who owns Allegro MicroSystems