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ALLEGRO MICROSYSTEMS, INC.

ALGM Clue Score34
United States Fiscal year ends March CIK 0000866291
$35.57 -1.93% Close, 9 Oct 2026

Price, with every insider trade on it

Closing prices, 12 months · point at a dot for who traded, or at the line for the close
35.57 on 9 Oct 2026
70 46 23 Oct 2025 Apr 2026 Oct 2026 13 Oct 2025 $27.41 14 Oct 2025 $27.61 15 Oct 2025 $28.88 16 Oct 2025 $29.33 17 Oct 2025 $29.06 20 Oct 2025 $30.49 21 Oct 2025 $31.05 22 Oct 2025 $30.70 23 Oct 2025 $30.99 24 Oct 2025 $30.91 27 Oct 2025 $30.48 28 Oct 2025 $30.66 29 Oct 2025 $30.74 30 Oct 2025 $30.27 31 Oct 2025 $29.92 3 Nov 2025 $28.94 4 Nov 2025 $27.44 5 Nov 2025 $27.43 6 Nov 2025 $27.21 7 Nov 2025 $26.98 10 Nov 2025 $27.60 11 Nov 2025 $26.61 12 Nov 2025 $26.47 13 Nov 2025 $25.29 14 Nov 2025 $24.71 17 Nov 2025 $23.60 18 Nov 2025 $23.21 19 Nov 2025 $23.23 20 Nov 2025 $22.80 21 Nov 2025 $24.08 24 Nov 2025 $24.83 25 Nov 2025 $25.74 26 Nov 2025 $25.82 28 Nov 2025 $26.69 1 Dec 2025 $25.97 2 Dec 2025 $26.52 3 Dec 2025 $28.90 4 Dec 2025 $28.82 5 Dec 2025 $29.22 8 Dec 2025 $28.75 9 Dec 2025 $28.96 10 Dec 2025 $29.27 11 Dec 2025 $28.48 12 Dec 2025 $27.11 15 Dec 2025 $26.72 16 Dec 2025 $26.24 17 Dec 2025 $25.48 18 Dec 2025 $26.42 19 Dec 2025 $26.70 22 Dec 2025 $26.75 23 Dec 2025 $27.45 24 Dec 2025 $26.95 26 Dec 2025 $26.87 29 Dec 2025 $26.53 30 Dec 2025 $26.83 31 Dec 2025 $26.38 2 Jan 2026 $26.91 5 Jan 2026 $28.45 6 Jan 2026 $31.53 7 Jan 2026 $30.64 8 Jan 2026 $31.30 9 Jan 2026 $31.29 12 Jan 2026 $30.17 13 Jan 2026 $30.78 14 Jan 2026 $32.25 15 Jan 2026 $32.69 16 Jan 2026 $33.35 20 Jan 2026 $32.97 21 Jan 2026 $33.99 22 Jan 2026 $33.81 23 Jan 2026 $32.99 26 Jan 2026 $32.49 27 Jan 2026 $32.66 28 Jan 2026 $34.55 29 Jan 2026 $37.98 30 Jan 2026 $36.91 2 Feb 2026 $37.43 3 Feb 2026 $38.89 4 Feb 2026 $38.20 5 Feb 2026 $38.62 6 Feb 2026 $41.57 9 Feb 2026 $41.99 10 Feb 2026 $41.61 11 Feb 2026 $42.81 12 Feb 2026 $41.83 13 Feb 2026 $42.38 17 Feb 2026 $41.69 18 Feb 2026 $38.59 19 Feb 2026 $36.26 20 Feb 2026 $38.93 23 Feb 2026 $38.48 24 Feb 2026 $39.04 25 Feb 2026 $38.12 26 Feb 2026 $36.77 27 Feb 2026 $36.47 2 Mar 2026 $36.59 3 Mar 2026 $34.72 4 Mar 2026 $34.07 5 Mar 2026 $32.78 6 Mar 2026 $31.93 9 Mar 2026 $32.87 10 Mar 2026 $33.17 11 Mar 2026 $33.06 12 Mar 2026 $31.16 13 Mar 2026 $31.13 16 Mar 2026 $31.38 17 Mar 2026 $32.06 18 Mar 2026 $31.52 19 Mar 2026 $30.91 20 Mar 2026 $29.95 23 Mar 2026 $31.74 24 Mar 2026 $32.58 25 Mar 2026 $32.63 26 Mar 2026 $31.23 27 Mar 2026 $30.12 30 Mar 2026 $28.04 31 Mar 2026 $31.53 1 Apr 2026 $33.30 2 Apr 2026 $32.60 6 Apr 2026 $32.81 7 Apr 2026 $33.28 8 Apr 2026 $35.87 9 Apr 2026 $37.02 10 Apr 2026 $37.50 13 Apr 2026 $38.04 14 Apr 2026 $38.27 15 Apr 2026 $37.25 16 Apr 2026 $38.22 17 Apr 2026 $40.00 20 Apr 2026 $40.65 21 Apr 2026 $41.28 22 Apr 2026 $42.27 23 Apr 2026 $43.61 24 Apr 2026 $44.13 27 Apr 2026 $43.47 28 Apr 2026 $41.12 29 Apr 2026 $44.07 30 Apr 2026 $48.50 1 May 2026 $48.98 4 May 2026 $49.48 5 May 2026 $49.68 6 May 2026 $51.37 7 May 2026 $47.93 8 May 2026 $48.95 11 May 2026 $48.39 12 May 2026 $45.87 13 May 2026 $45.97 14 May 2026 $44.97 15 May 2026 $43.10 18 May 2026 $41.35 19 May 2026 $41.65 20 May 2026 $44.33 21 May 2026 $44.70 22 May 2026 $45.95 26 May 2026 $50.76 27 May 2026 $49.00 28 May 2026 $51.10 29 May 2026 $47.87 1 Jun 2026 $47.13 2 Jun 2026 $50.33 3 Jun 2026 $53.11 4 Jun 2026 $53.62 5 Jun 2026 $46.39 8 Jun 2026 $48.19 9 Jun 2026 $46.63 10 Jun 2026 $44.54 11 Jun 2026 $47.96 12 Jun 2026 $50.41 15 Jun 2026 $55.00 16 Jun 2026 $53.29 17 Jun 2026 $53.98 18 Jun 2026 $59.00 22 Jun 2026 $61.58 23 Jun 2026 $55.52 24 Jun 2026 $55.42 25 Jun 2026 $60.16 26 Jun 2026 $57.89 29 Jun 2026 $66.37 30 Jun 2026 $69.62 1 Jul 2026 $63.20 2 Jul 2026 $55.49 6 Jul 2026 $56.56 7 Jul 2026 $51.55 8 Jul 2026 $51.47 9 Jul 2026 $57.38 10 Jul 2026 $54.87 13 Jul 2026 $50.86 14 Jul 2026 $52.32 15 Jul 2026 $50.03 16 Jul 2026 $47.12 17 Jul 2026 $46.48 20 Jul 2026 $46.36 21 Jul 2026 $49.35 22 Jul 2026 $49.87 23 Jul 2026 $50.07 24 Jul 2026 $46.03 27 Jul 2026 $46.80 28 Jul 2026 $44.52 29 Jul 2026 $42.21 30 Jul 2026 $41.45 31 Jul 2026 $41.50 3 Aug 2026 $41.52 4 Aug 2026 $42.85 5 Aug 2026 $41.80 6 Aug 2026 $42.46 7 Aug 2026 $43.77 10 Aug 2026 $42.46 11 Aug 2026 $42.52 12 Aug 2026 $42.47 13 Aug 2026 $44.13 14 Aug 2026 $44.39 17 Aug 2026 $44.25 18 Aug 2026 $39.39 19 Aug 2026 $38.35 20 Aug 2026 $37.19 21 Aug 2026 $37.16 24 Aug 2026 $35.63 25 Aug 2026 $37.44 26 Aug 2026 $36.89 27 Aug 2026 $37.59 28 Aug 2026 $35.77 31 Aug 2026 $36.25 1 Sep 2026 $35.47 2 Sep 2026 $35.47 3 Sep 2026 $35.56 4 Sep 2026 $36.61 8 Sep 2026 $36.47 9 Sep 2026 $35.84 10 Sep 2026 $35.27 11 Sep 2026 $36.31 14 Sep 2026 $33.85 15 Sep 2026 $33.26 16 Sep 2026 $33.02 17 Sep 2026 $33.11 18 Sep 2026 $34.10 21 Sep 2026 $35.50 22 Sep 2026 $35.51 23 Sep 2026 $35.11 24 Sep 2026 $35.13 25 Sep 2026 $36.76 28 Sep 2026 $36.94 29 Sep 2026 $36.60 30 Sep 2026 $36.35 1 Oct 2026 $36.38 2 Oct 2026 $39.53 5 Oct 2026 $38.46 6 Oct 2026 $38.76 7 Oct 2026 $37.03 8 Oct 2026 $36.27 9 Oct 2026 $35.57 Briansky Sharon SVP, GC and Secretary Sold at will $836.19K 10 Dec 2025 · at $30.00 · 18.7% of stake Briansky Sharon SVP, GC and Secretary Sold at will $384.76K 17 Feb 2026 · at $41.56 · 8.2% of stake Hagen Erin SVP, CHRO Sold at will $90.93K 2 Mar 2026 · at $35.00 · 7.9% of stake Briansky Sharon SVP, GC and Secretary Sold at will $340.45K 2 Mar 2026 · at $35.00 · 10.4% of stake Briansky Sharon SVP, GC and Secretary Sold at will $425.38K 11 May 2026 · at $47.54 · 10.6% of stake Doogue Michael President and CEO Sold at will $1.42M 11 May 2026 · at $47.23 · 10.6% of stake Lynch Susan D Director Sold at will $759.63K 14 May 2026 · at $45.46 · 56.6% of stake Kent Ian SVP, Global Operations Sold at will $109.80K 18 May 2026 · at $41.56 · 9.4% of stake Webster Roald Graham VP, Chief Accounting Officer Sold at will $234.17K 21 May 2026 · at $44.89 · 28.5% of stake Coleman Troy SVP, General Manager, Products Sold at will $205.74K 22 May 2026 · at $45.72 · 5.5% of stake Madormo Richard SVP, Worldwide Sales Sold at will $263.60K 3 Jun 2026 · at $52.72 · 6.7% of stake Hagen Erin SVP, CHRO Sold at will $101.43K 10 Aug 2026 · at $44.39 · 6.9% of stake Raubacher Jennie Director Sold at will $45.32K 17 Aug 2026 · at $45.32 · 6.7% of stake
0 buys13 sales at will0 planned sales

Key numbers

Fiscal year 2026, ended 27 Mar 2026, as filed
Revenue
$890.10M
Net income
$14.90M
Free cash flow
$124.89M
Gross margin
46.3%
Operating margin
2.1%
Net margin
-1.7%
Return on equity
-1.6%
Return on capital
1.2%
Debt to equity
0.30
Revenue growth, 1 yr
22.8%
Revenue growth, 5 yr
8.5% a year

Revenue and profit

Fiscal years, as filed with the SEC · point at a year for the detail
Full statements →
591M 18M FY21 Fiscal year 2021 Revenue $591.21M Net income $17.95M Margin 3.0% 769M 119M FY22 Fiscal year 2022 Revenue $768.67M Net income $119.41M Margin 15.5% · growth +30.0% 974M 187M FY23 Fiscal year 2023 Revenue $973.65M Net income $187.36M Margin 19.2% · growth +26.7% 1B 153M FY24 Fiscal year 2024 Revenue $1.05B Net income $152.70M Margin 14.6% · growth +7.8% 725M -73M FY25 Fiscal year 2025 Revenue $725.01M Net income $73.01M Margin -10.1% · growth -30.9% 890M -15M FY26 Fiscal year 2026 Revenue $890.10M Net income $14.90M Margin -1.7% · growth +22.8%
RevenueNet incomeLoss

Latest insider transactions

From Form 4, most recent first
All of them →
DateInsiderTypeValueOf own stake
17 Aug 2026 Raubacher Jennie
Director
Sold at will $45.32K 6.7%
10 Aug 2026 Hagen Erin
SVP, CHRO
Sold at will $101.43K 6.9%
3 Jun 2026 Madormo Richard
SVP, Worldwide Sales
Sold at will $263.60K 6.7%
22 May 2026 Coleman Troy
SVP, General Manager, Products
Sold at will $205.74K 5.5%
21 May 2026 Webster Roald Graham
VP, Chief Accounting Officer
Sold at will $234.17K 28.5%
18 May 2026 Kent Ian
SVP, Global Operations
Sold at will $109.80K 9.4%