CUSIP 01749D105COMALGMQ4 2025
22 filings · latest Feb 12, 2026
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Fmr LLC | 23.64M | $623.51M |
| 2 | Vanguard Group Inc | 14.20M | $374.66M |
| 3 | Capital Research Global Investors | 13.11M | $345.88M |
| 4 | Blackrock, Inc. | 12.20M | $321.87M |
| 5 | Invesco Ltd. | 7.65M | $201.83M |
| 6 | Jpmorgan Chase & Co | 7.35M | $193.83M |
| 7 | State Street Corp | 5.36M | $141.38M |
| 8 | Clearbridge Investments, LLC | 2.92M | $76.94M |
| 9 | Adage Capital Partners Gp, L.L.C. |
| 4 | May 13, 2025 | Capital Research Global Investors | 13G | 6.0% | 11.06M | SEC |
| 5 | May 12, 2025 | Fmr LLC | 13G/A | 14.6% | 26.92M | SEC |
| 6 | Apr 15, 2025 | Jpmorgan Chase &Amp; Co. | 13G/A | 4.8% | 9.00M | SEC |
| 7 | Feb 12, 2025 | Fmr LLC | 13G/A | 12.4% | 22.77M | SEC |
| 8 | Nov 12, 2024 | Vanguard Group Inc | 13G/A | 7.6% | 14.72M | SEC |
| 9 | Nov 12, 2024 | Fmr LLC | 13G/A | 14.6% | — | SEC |
| 10 | Nov 8, 2024 | Blackrock, Inc. | 13G | 5.8% | 12.84M | SEC |
See the full Schedule 13D/13G history for Allegro Microsystems Inc.
Unlock full history| 2.80M |
| $73.97M |
| 10 | Citadel Advisors LLC | 2.56M | $67.55M |