There are no significant Insider Shareholders in Allegro Microsystems as of December 12, 2025.
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Electric Co., Ltd. Sanken | 59,732,782 | 09 Aug, 2024 | |
| Skna, L.P. Oep | 17,649,247 | 06 Feb, 2023 | |
| Ravi Vig | President And CEO | 2,685,703 | 15 Jun, 2022 |
| Paul V Jr Walsh | SVP And CFO & Treasurer | 779,994 | 23 Nov, 2021 |
| Michael Doogue | President And CEO | 461,635 | 19 May, 2025 |
| Vineet A Nargolwala | President And CEO | 356,113 | 06 Nov, 2024 |
| Max R. Glover | SVP Of Worldwide Sales | 266,339 | 19 Nov, 2024 |
| Derek D'Antilio | EVP And CFO & Treasurer | 244,579 | 19 May, 2025 |
| Reza Kazerounian | 219,808 | 04 Aug, 2023 | |
| Yoshihiro Suzuki | 213,560 | 08 Aug, 2025 | |
| Christopher Brown | SVP And General Counsel | 144,988 | 23 Nov, 2021 |
| Joanne Valente | SVP And Chro | 126,718 | 21 Nov, 2023 |
| Suman Narayan | SVP And Products | 123,084 | 03 Sep, 2024 |
| Sharon Briansky | SVP And GC And Secretary | 121,263 | 12 Dec, 2025 |
| Troy Coleman | SVP And General Manager And Products | 73,530 | 12 Nov, 2025 |
| Thomas C. Jr. Teebagy | SVP Of Operations And Quality | 73,336 | 08 Dec, 2022 |
| Richard Madormo | SVP And Worldwide Sales | 66,809 | 19 May, 2025 |
| Joseph R Martin | 35,179 | 08 Aug, 2025 | |
| Erin Hagen | SVP And Chro | 34,688 | 05 Aug, 2025 |
| Susan D Lynch | 29,516 | 08 Aug, 2025 | |
| David J Aldrich | 26,746 | 09 Aug, 2024 | |
| Richard R. Lury | 18,857 | 13 Aug, 2025 | |
| Mary G Puma | 17,483 | 08 Aug, 2025 | |
| Roald Graham Webster | VP And Chief Accounting Officer | 17,300 | 25 Aug, 2025 |
| Jennie Raubacher | 14,976 | 08 Aug, 2025 | |
| Christine King | 12,380 | 06 Aug, 2021 | |
| Paul Iv Schorr | 10,199 | 09 Aug, 2024 | |
| Noriharu Fujita | 10,036 | 30 Sep, 2021 | |
| Krishna G. Palepu | 9,961 | 08 Aug, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 10 Dec, 2025 | Sharon Briansky | Common Stock | D | 27,873 | $30.00 | 121,263 | D | S |
| 11 Nov, 2025 | Troy Coleman | Common Stock | A | 73,530 | $0.00 | 73,530 | D | A |
| 22 Aug, 2025 | Roald Graham Webster | Common Stock | D | 8,266 | $32.81 | 17,300 | D | S |
| 22 Aug, 2025 | Roald Graham Webster | - | - | 17,300 | D | |||
| 12 Aug, 2025 | Richard R. Lury | Common Stock | D | 7,000 | $31.81 | 18,857 | D | S |
| 07 Aug, 2025 | Yoshihiro Suzuki | Common Stock | A | 5,932 | $0.00 | 213,560 | D | A |
| 07 Aug, 2025 | Mary G Puma | Common Stock | A | 5,932 | $0.00 | 17,483 | D | A |
| 07 Aug, 2025 | Jennie Raubacher | Common Stock | A | 5,932 | $0.00 | 14,976 | D | A |
| 07 Aug, 2025 | Krishna G. Palepu | Common Stock | A | 5,932 | $0.00 | 9,961 | D | A |
| 07 Aug, 2025 | Susan D Lynch | Common Stock | A | 5,932 | $0.00 | 29,516 | D | A |
| 07 Aug, 2025 | Joseph R Martin | Common Stock | A | 5,932 | $0.00 | 35,179 | D | A |
| 07 Aug, 2025 | Richard R. Lury | Common Stock | A | 5,932 | $0.00 | 25,857 | D | A |
| 07 Aug, 2025 | Richard R. Lury | - | - | 25,857 | D | |||
| 04 Aug, 2025 | Erin Hagen | Common Stock | D | 5,043 | $31.18 | 34,688 | D | S |
| 04 Aug, 2025 | Erin Hagen | - | - | 34,688 | D | |||
| 11 Jun, 2025 | Richard R. Lury | Common Stock | D | 3,100 | $30.45 | 19,925 | D | S |
| 04 Jun, 2025 | Richard R. Lury | Common Stock | D | 6,849 | $27.60 | 23,025 | D | S |
| 15 May, 2025 | Derek D'Antilio | Common Stock | A | 65,098 | $0.00 | 274,490 | D | A |
| 15 May, 2025 | Richard Madormo | Common Stock | A | 37,557 | $0.00 | 66,809 | D | A |
| 15 May, 2025 | Michael Doogue | Common Stock | A | 150,226 | $0.00 | 237,279 | D | A |