ALGM
Allegro MicroSystems, Inc.$50.14+2.19 (+4.57%)Prev Close$47.96·MCap$8.68B·P/E—·Vol1.06M·Yield—
▲
Buys (12M)
0
$0.00
▼
Sells (12M)
15
$6.86M
◆
Net Activity
Net Seller
$6.86M
●
Active Insiders
10
last 12 mo
Over the past 12 months, insider activity at Allegro MicroSystems, Inc. (ALGM) has been exclusively selling, with 0 insider purchases totaling $0.00 and 15 insider sales totaling $6.86M. The most recent insider transaction was by Madormo Richard (officer: SVP, Worldwide Sales), who sold $263.6K worth of shares on Jun 4, 2026. Allegro MicroSystems, Inc. operates in the Technology sector, within the Semiconductors industry, with a market cap of $8.68B.
ALGM Insider Trading Activity
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Jun 4, 2026 | Madormo Richard | officer: SVP, Worldwide Sales | Sell | 5,000 | $52.72 | $263.6K | 69,687 |
| May 26, 2026 | Coleman Troy | officer: SVP, General Manager, Products | Sell | 4,500 | $45.72 | $205.7K | 77,476 |
| May 22, 2026 | Webster Roald Graham | officer: VP, Chief Accounting Officer | Sell | 5,217 | $44.89 | $234.2K | 13,106-28% |
| May 19, 2026 | Kent Ian | officer: SVP, Global Operations | Sell | 2,642 | $41.56 | $109.8K | 25,392 |
| May 15, 2026 | Lynch Susan D | director | Sell | 16,711 | $45.46 | $759.6K | 12,805-57% |
| May 13, 2026 | Doogue Michael | director, officer: President and CEO | Sell | 30,089 | $47.23 | $1.42M | 252,797 |
| May 13, 2026 | Briansky Sharon | officer: SVP, GC and Secretary | Sell | 8,948 | $47.54 | $425.4K | 75,232 |
| Mar 3, 2026 | Briansky Sharon | officer: SVP, GC and Secretary | Sell | 9,727 | $35.00 | $340.4K | 84,180 |
| Mar 3, 2026 | Hagen Erin | officer: SVP, CHRO | Sell | 2,598 | $35.00 | $90.9K | 30,094 |
| Feb 13, 2026 | Briansky Sharon | SVP, GC and Secretary | Sell | 18,249 | $41.96 | $765.8K | 0 |
| Feb 13, 2026 | D'Antilio Derek | EVP, CFO & Treasurer | Sell | 17,808 | $42.38 | $754.7K | 0 |
| Dec 10, 2025 | Briansky Sharon | SVP, GC and Secretary | Sell | 27,873 | $30.00 | $836.2K | 0 |
| Aug 22, 2025 | Webster Roald Graham | VP, Chief Accounting Officer | Sell | 8,266 | $32.81 | $271.2K | 0 |
| Aug 12, 2025 | Lury Richard R. | Director | Sell | 7,000 | $31.81 | $222.7K | 0 |
| Aug 4, 2025 | Hagen Erin | SVP, CHRO | Sell | 5,043 | $31.18 | $157.2K | 0 |
| Jun 11, 2025 | Lury Richard R. | Director | Sell | 3,100 | $30.45 | $94.4K | 0 |
| Jun 4, 2025 | Lury Richard R. | Director | Sell | 6,849 | $27.60 | $189.0K | 0 |
| May 15, 2025 | Briansky Sharon | SVP, GC and Secretary | Sell | 18,712 | $27.51 | $514.8K | 0 |
| May 15, 2025 | D'Antilio Derek | EVP, CFO & Treasurer | Sell | 29,911 | $27.51 | $822.9K | 0 |
| May 15, 2025 | Doogue Michael | President and CEO | Sell | 21,730 | $27.51 | $597.8K | 0 |
| May 15, 2025 | Hagen Erin | SVP, CHRO | Sell | 4,899 | $27.51 | $134.8K | 0 |
| May 15, 2025 | Webster Roald Graham | VP, Chief Accounting Officer | Sell | 4,948 | $27.51 | $136.1K | 0 |
| Nov 18, 2024 | Doogue Michael | SVP, CTO | Buy | 15,000 | $19.00 | $285.0K | 0 |
| Nov 18, 2024 | Doogue Michael | SVP, CTO | Sell | 2,319 | $19.24 | $44.6K | 0 |
| Nov 18, 2024 | Glover Max R. | SVP of Worldwide Sales | Sell | 2,644 | $19.24 | $50.9K | 0 |
| Nov 5, 2024 | Nargolwala Vineet A | President and CEO | Buy | 5,000 | $19.89 | $99.4K | 0 |
| Aug 30, 2024 | Narayan Suman | SVP, Products | Sell | 714 | $24.53 | $17.5K | 0 |
| Aug 1, 2024 | Nargolwala Vineet A | President and CEO | Sell | 7,681 | $24.17 | $185.7K | 0 |
| Jun 13, 2024 | Nargolwala Vineet A | President and CEO | Sell | 36,066 | $29.12 | $1.05M | 0 |
| Jun 3, 2024 | Briansky Sharon | SVP, GC and Secretary | Sell | 1,929 | $29.27 | $56.5K | 0 |
| Jun 3, 2024 | Narayan Suman | SVP, Products | Sell | 1,570 | $29.27 | $46.0K | 0 |
| May 30, 2024 | Lury Richard R. | Director | Sell | 8,500 | $30.00 | $255.0K | 0 |
| May 15, 2024 | Briansky Sharon | SVP, GC and Secretary | Sell | 7,773 | $29.75 | $231.2K | 0 |
| May 15, 2024 | D'Antilio Derek | SVP, CFO & Treasurer | Sell | 12,494 | $29.75 | $371.7K | 0 |
| May 15, 2024 | Doogue Michael | SVP, CTO | Sell | 19,110 | $29.75 | $568.5K | 0 |
| May 15, 2024 | Glover Max R. | SVP of Worldwide Sales | Sell | 26,540 | $29.75 | $789.6K | 0 |
| May 15, 2024 | Narayan Suman | SVP, Products | Sell | 10,816 | $29.75 | $321.8K | 0 |
| May 15, 2024 | Nargolwala Vineet A | President and CEO | Sell | 24,160 | $29.75 | $718.8K | 0 |
| May 15, 2024 | Webster Roald Graham | SVP, CAO | Sell | 3,113 | $29.75 | $92.6K | 0 |
| Mar 8, 2024 | Glover Max R. | SVP of Worldwide Sales | Sell | 15,000 | $31.77 | $476.5K | 0 |
| Feb 13, 2024 | Briansky Sharon | SVP, GC and Secretary | Sell | 5,469 | $30.34 | $165.9K | 0 |
| Feb 13, 2024 | D'Antilio Derek | SVP, CFO & Treasurer | Sell | 10,725 | $30.34 | $325.4K | 0 |
| Nov 17, 2023 | Doogue Michael | SVP, CTO | Sell | 45,606 | $28.04 | $1.28M | 0 |
| Nov 17, 2023 | Glover Max R. | SVP of Worldwide Sales | Sell | 78,410 | $28.04 | $2.20M | 0 |
| Nov 17, 2023 | Nargolwala Vineet A | President and CEO | Buy | 1,000 | $27.84 | $27.8K | 0 |
| Nov 17, 2023 | Valente Joanne | SVP, CHRO | Sell | 15,284 | $28.04 | $428.6K | 0 |
| Nov 14, 2023 | Lynch Susan D | Director | Buy | 350 | $27.37 | $9.6K | 0 |
| Sep 15, 2023 | D'Antilio Derek | SVP, CFO & Treasurer | Buy | 1,488 | $33.63 | $50.0K | 0 |
| Sep 1, 2023 | Narayan Suman | SVP, Products | Sell | 714 | $38.39 | $27.4K | 0 |
| Aug 23, 2023 | MARTIN JOSEPH R | Director | Sell | 17,000 | $38.73 | $658.4K | 0 |
Showing 1–50 of 137
1 / 3
ALGM Insider Buying Activity
The following table shows recent insider purchases of Allegro MicroSystems, Inc. (ALGM) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Nov 18, 2024 | Doogue Michael | SVP, CTO | Buy | 15,000 | $19.00 | $285.0K | 0 |
| Nov 5, 2024 | Nargolwala Vineet A | President and CEO | Buy | 5,000 | $19.89 | $99.4K | 0 |
| Nov 17, 2023 | Nargolwala Vineet A | President and CEO | Buy | 1,000 | $27.84 | $27.8K | 0 |
| Nov 14, 2023 | Lynch Susan D | Director | Buy | 350 | $27.37 | $9.6K | 0 |
| Sep 15, 2023 | D'Antilio Derek | SVP, CFO & Treasurer | Buy | 1,488 | $33.63 | $50.0K | 0 |
ALGM Insider Selling Activity
The following table shows recent insider sales of Allegro MicroSystems, Inc. (ALGM) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Jun 4, 2026 | Madormo Richard | officer: SVP, Worldwide Sales | Sell | 5,000 | $52.72 | $263.6K | 69,687 |
| May 26, 2026 | Coleman Troy | officer: SVP, General Manager, Products | Sell | 4,500 | $45.72 | $205.7K | 77,476 |
| May 22, 2026 | Webster Roald Graham | officer: VP, Chief Accounting Officer | Sell | 5,217 | $44.89 | $234.2K | 13,106-28% |
| May 19, 2026 | Kent Ian | officer: SVP, Global Operations | Sell | 2,642 | $41.56 | $109.8K | 25,392 |
| May 15, 2026 | Lynch Susan D | director | Sell | 16,711 | $45.46 | $759.6K | 12,805-57% |
| May 13, 2026 | Doogue Michael | director, officer: President and CEO | Sell | 30,089 | $47.23 | $1.42M | 252,797 |
| May 13, 2026 | Briansky Sharon | officer: SVP, GC and Secretary | Sell | 8,948 | $47.54 | $425.4K | 75,232 |
| Mar 3, 2026 | Briansky Sharon | officer: SVP, GC and Secretary | Sell | 9,727 | $35.00 | $340.4K | 84,180 |
| Mar 3, 2026 | Hagen Erin | officer: SVP, CHRO | Sell | 2,598 | $35.00 | $90.9K | 30,094 |
| Feb 13, 2026 | Briansky Sharon | SVP, GC and Secretary | Sell | 18,249 | $41.96 | $765.8K | 0 |
| Feb 13, 2026 | D'Antilio Derek | EVP, CFO & Treasurer | Sell | 17,808 | $42.38 | $754.7K | 0 |
| Dec 10, 2025 | Briansky Sharon | SVP, GC and Secretary | Sell | 27,873 | $30.00 | $836.2K | 0 |
| Aug 22, 2025 | Webster Roald Graham | VP, Chief Accounting Officer | Sell | 8,266 | $32.81 | $271.2K | 0 |
| Aug 12, 2025 | Lury Richard R. | Director | Sell | 7,000 | $31.81 | $222.7K | 0 |
| Aug 4, 2025 | Hagen Erin | SVP, CHRO | Sell | 5,043 | $31.18 | $157.2K | 0 |
| Jun 11, 2025 | Lury Richard R. | Director | Sell | 3,100 | $30.45 | $94.4K | 0 |
| Jun 4, 2025 | Lury Richard R. | Director | Sell | 6,849 | $27.60 | $189.0K | 0 |
| May 15, 2025 | Briansky Sharon | SVP, GC and Secretary | Sell | 18,712 | $27.51 | $514.8K | 0 |
| May 15, 2025 | D'Antilio Derek | EVP, CFO & Treasurer | Sell | 29,911 | $27.51 | $822.9K | 0 |
| May 15, 2025 | Doogue Michael | President and CEO | Sell | 21,730 | $27.51 | $597.8K | 0 |
| May 15, 2025 | Hagen Erin | SVP, CHRO | Sell | 4,899 | $27.51 | $134.8K | 0 |
| May 15, 2025 | Webster Roald Graham | VP, Chief Accounting Officer | Sell | 4,948 | $27.51 | $136.1K | 0 |
| Nov 18, 2024 | Doogue Michael | SVP, CTO | Sell | 2,319 | $19.24 | $44.6K | 0 |
| Nov 18, 2024 | Glover Max R. | SVP of Worldwide Sales | Sell | 2,644 | $19.24 | $50.9K | 0 |
| Aug 30, 2024 | Narayan Suman | SVP, Products | Sell | 714 | $24.53 | $17.5K | 0 |
| Aug 1, 2024 | Nargolwala Vineet A | President and CEO | Sell | 7,681 | $24.17 | $185.7K | 0 |
| Jun 13, 2024 | Nargolwala Vineet A | President and CEO | Sell | 36,066 | $29.12 | $1.05M | 0 |
| Jun 3, 2024 | Briansky Sharon | SVP, GC and Secretary | Sell | 1,929 | $29.27 | $56.5K | 0 |
| Jun 3, 2024 | Narayan Suman | SVP, Products | Sell | 1,570 | $29.27 | $46.0K | 0 |
| May 30, 2024 | Lury Richard R. | Director | Sell | 8,500 | $30.00 | $255.0K | 0 |
| May 15, 2024 | Briansky Sharon | SVP, GC and Secretary | Sell | 7,773 | $29.75 | $231.2K | 0 |
| May 15, 2024 | D'Antilio Derek | SVP, CFO & Treasurer | Sell | 12,494 | $29.75 | $371.7K | 0 |
| May 15, 2024 | Doogue Michael | SVP, CTO | Sell | 19,110 | $29.75 | $568.5K | 0 |
| May 15, 2024 | Glover Max R. | SVP of Worldwide Sales | Sell | 26,540 | $29.75 | $789.6K | 0 |
| May 15, 2024 | Narayan Suman | SVP, Products | Sell | 10,816 | $29.75 | $321.8K | 0 |
| May 15, 2024 | Nargolwala Vineet A | President and CEO | Sell | 24,160 | $29.75 | $718.8K | 0 |
| May 15, 2024 | Webster Roald Graham | SVP, CAO | Sell | 3,113 | $29.75 | $92.6K | 0 |
| Mar 8, 2024 | Glover Max R. | SVP of Worldwide Sales | Sell | 15,000 | $31.77 | $476.5K | 0 |
| Feb 13, 2024 | Briansky Sharon | SVP, GC and Secretary | Sell | 5,469 | $30.34 | $165.9K | 0 |
| Feb 13, 2024 | D'Antilio Derek | SVP, CFO & Treasurer | Sell | 10,725 | $30.34 | $325.4K | 0 |
| Nov 17, 2023 | Doogue Michael | SVP, CTO | Sell | 45,606 | $28.04 | $1.28M | 0 |
| Nov 17, 2023 | Glover Max R. | SVP of Worldwide Sales | Sell | 78,410 | $28.04 | $2.20M | 0 |
| Nov 17, 2023 | Valente Joanne | SVP, CHRO | Sell | 15,284 | $28.04 | $428.6K | 0 |
| Sep 1, 2023 | Narayan Suman | SVP, Products | Sell | 714 | $38.39 | $27.4K | 0 |
| Aug 23, 2023 | MARTIN JOSEPH R | Director | Sell | 17,000 | $38.73 | $658.4K | 0 |
ALGM Insiders
Similar Stocks to ALGM
NVDA
NVIDIA Corporation
$204.32-0.30%
$4.96T
AVGO
Broadcom Inc.
$380.70-1.29%
$1.83T
MU
Micron Technology, Inc.
$988.62-0.76%
$974.37B
AMD
Advanced Micro Devices, Inc.
$513.84+5.18%
$760.48B
INTC
Intel Corporation
$124.89+6.72%
$498.43B
LRCX
Lam Research Corporation
$369.60+1.97%
$379.27B
AMAT
Applied Materials, Inc.
$566.86+2.54%
$359.67B
TXN
Texas Instruments Incorporated
$299.95+1.01%
$259.43B