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Allegro Microsystems, Inc.

ALGM
Exchange
Nasdaq
Industry
Semiconductors & Related Devices
SEC CIK
0000866291

In the last 90 days, Allegro Microsystems, Inc. insiders filed 0 open-market purchases and 2 sales; 375 institutions reported holding it in 13F filings for Q2 2026, worth $10.2B in total; Maverick Capital is the only superinvestor holding it.

13F holders, Q1 2025

Institutional positions in Allegro Microsystems, Inc. as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
292
+38 vs. Q4 2024
Shares held
157.6M
+15.7M (+11.1%) vs. Q4 2024
Total value
$3.96B
+$859.2M (+27.7%) vs. Q4 2024
New holders
70
105 more added
Sold out
32
82 more reduced

2 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting ALGM on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2025: 292 institutions
Q1 2021: 123 institutionsQ2 2021: 129 institutionsQ3 2021: 153 institutionsQ4 2021: 165 institutionsQ1 2022: 173 institutionsQ2 2022: 172 institutionsQ3 2022: 170 institutionsQ4 2022: 219 institutionsQ1 2023: 314 institutionsQ2 2023: 353 institutionsQ3 2023: 312 institutionsQ4 2023: 288 institutionsQ1 2024: 277 institutionsQ2 2024: 268 institutionsQ3 2024: 248 institutionsQ4 2024: 256 institutionsQ1 2025: 292 institutionsQ2 2025: 274 institutionsQ3 2025: 296 institutionsQ4 2025: 294 institutionsQ1 2026: 322 institutionsQ2 2026: 375 institutions
Value heldQ1 2025: $3.96B
Q1 2021: $1.98BQ2 2021: $2.22BQ3 2021: $2.71BQ4 2021: $3.18BQ1 2022: $2.54BQ2 2022: $1.83BQ3 2022: $1.97BQ4 2022: $2.89BQ1 2023: $4.67BQ2 2023: $4.41BQ3 2023: $2.99BQ4 2023: $2.91BQ1 2024: $2.80BQ2 2024: $3.03BQ3 2024: $3.32BQ4 2024: $3.11BQ1 2025: $3.96BQ2 2025: $4.99BQ3 2025: $3.97BQ4 2025: $3.60BQ1 2026: $4.32BQ2 2026: $10.2B
Institutions holding ALGM and their total value by quarter
QuarterHoldersValue
Q2 2026375$10.2B
Q1 2026322$4.32B
Q4 2025294$3.60B
Q3 2025296$3.97B
Q2 2025274$4.99B
Q1 2025292$3.96B
Q4 2024256$3.11B
Q3 2024248$3.32B
Q2 2024268$3.03B
Q1 2024277$2.80B
Q4 2023288$2.91B
Q3 2023312$2.99B
Q2 2023353$4.41B
Q1 2023314$4.67B
Q4 2022219$2.89B
Q3 2022170$1.97B
Q2 2022172$1.83B
Q1 2022173$2.54B
Q4 2021165$3.18B
Q3 2021153$2.71B
Q2 2021129$2.22B
Q1 2021123$1.98B

Institutions, Q1 2025

Shares, value and share of portfolio for each institution holding Allegro Microsystems, Inc.; share changes are against Q4 2024.

Institutions holding ALGM in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Quarry LP6,689$168.1K0.04%+3,088+85.8%Added
Sterling Capital Management LLC6,509$163.6K0.00%−855−11.6%Reduced
FNY Investment Advisers, LLC6,500$163.0K0.10%+6,500New
KBC Group NV6,127$154.0K0.00%−16,208−72.6%Reduced
Advisor Group Holdings, Inc.5,377$135.1K0.00%−731−12.0%Reduced
CWM, LLC4,299$108.0K0.00%+781+22.2%Added
GAMMA Investing LLC4,155$104.4K0.01%+2,454+144.3%Added
Clear Street Markets LLC4,000$100.5K0.07%+2,882+257.8%Added
1620 Investment Advisors, Inc.3,440$86.4K0.07%+3,440New
Caption Management, LLC3,100$77.9K0.00%+3,100New
State of Wyoming2,956$74.3K0.01%+283+10.6%Added
DekaBank Deutsche Girozentrale2,909$71.0K0.00%+2,909New
Coldstream Capital Management Inc2,730$68.6K0.00%+2,730New
Canada Pension Plan Investment Board2,400$60.3K0.00%+2,400New
TD Waterhouse Canada Inc.1,661$43.4K0.00%−163−8.9%Reduced
Parallel Advisors, LLC1,691$42.5K0.00%+280+19.8%Added
CoreCap Advisors, LLC1,437$36.1K0.00%+397+38.2%Added
Umb Bank N A1,420$35.7K0.00%+578+68.6%Added
Fifth Third Bancorp1,295$32.5K0.00%+504+63.7%Added
Quent Capital, LLC1,023$25.7K0.00%00.0%Unchanged
EverSource Wealth Advisors, LLC1,014$25.5K0.00%+893+738.0%Added
Huntington National Bank997$25.1K0.00%+36+3.7%Added
Quadrant Capital Group LLC935$23.5K0.00%+849+987.2%Added
Skopos Labs, Inc.866$21.8K0.00%+620+252.0%Added
Nisa Investment Advisors, LLC854$21.5K0.00%+298+53.6%Added
Riverview Trust Co808$20.3K0.02%00.0%Unchanged
Lindbrook Capital, LLC677$17.0K0.00%+318+88.6%Added
Hurley Capital, LLC603$15.2K0.01%00.0%Unchanged
Covestor Ltd548$14.0K0.01%−7−1.3%Reduced
Bessemer Group Inc510$13.0K0.00%+168+49.1%Added
Global X Japan Co., Ltd.487$12.2K0.00%+118+32.0%Added
Cloud Capital Management, LLC513$12.0K0.01%+513New
SBI Securities Co., Ltd.385$9.68K0.00%−127−24.8%Reduced
Signaturefd, LLC357$8.97K0.00%+267+296.7%Added
Farther Finance Advisors, LLC338$8.85K0.00%+125+58.7%Added
Rise Advisors, LLC332$8.34K0.00%+332New
First Horizon Advisors, Inc.293$7.36K0.00%00.0%Unchanged
Medallion Wealth Advisors, LLC250$6.54K0.00%00.0%Unchanged
Jones Financial Companies LLLP250$6.21K0.00%00.0%Unchanged
Robbins Farley LLC237$5.96K0.00%00.0%Unchanged
Principal Securities, Inc.267$5.84K0.00%00.0%Unchanged
Allworth Financial LP292$5.51K0.00%+165+129.9%Added
Spire Wealth Management218$5.48K0.00%00.0%Unchanged
Steward Partners Investment Advisory, LLC206$5.18K0.00%−175−45.9%Reduced
Whittier Trust Co of Nevada Inc200$5.02K0.00%+200New
Leonteq Securities AG191$4.81K0.00%−414−68.4%Reduced
Larson Financial Group LLC190$4.78K0.00%+190New
Parkside Financial Bank & Trust152$3.82K0.00%−1−0.7%Reduced
Sachetta, LLC137$3.44K0.00%00.0%Unchanged
Sound Income Strategies, LLC128$3.22K0.00%+128New
Mather Group, LLC.125$3.14K0.00%+125New
Boston Private Wealth LLC125$3.14K0.00%+125New
Concord Wealth Partners120$3.02K0.00%00.0%Unchanged
Massmutual Trust Co FSB116$2.92K0.00%+96+480.0%Added
Atlantic Trust, LLC105$2.64K0.00%+105New
SRS Capital Advisors, Inc.97$2.44K0.00%+80+470.6%Added
Bell Investment Advisors, Inc88$2.21K0.00%+40+83.3%Added
South State Corp.75$1.89K0.00%+75New
Hexagon Capital Partners LLC65$1.63K0.00%−250−79.4%Reduced
Clearstead Advisors, LLC50$1.26K0.00%00.0%Unchanged
St. Johns Investment Management Company, LLC50$1.26K0.00%00.0%Unchanged
Farmers & Merchants Investments Inc47$1.18K0.00%+22+88.0%Added
Bare Financial Services, Inc47$1.18K0.00%+47New
IFP Advisors, Inc0$1.03K0.00%−33−100.0%Reduced
Northwestern Mutual Wealth Management Co41$1.03K0.00%+26+173.3%Added
Avion Wealth62$1.00K0.00%00.0%Unchanged
Hantz Financial Services, Inc.42$1.00K0.00%+42New
WealthTrak Capital Management LLC35$8800.00%+5+16.7%Added
Golden State Wealth Management, LLC33$8290.00%00.0%Unchanged
Private Wealth Management Group, LLC25$6290.00%00.0%Unchanged
MV Capital Management, Inc.25$6290.00%+22+733.3%Added
Smartleaf Asset Management LLC25$6210.00%−11−30.6%Reduced
Riggs Asset Managment Co. Inc.21$5280.00%00.0%Unchanged
GWM Advisors LLC20$5030.00%00.0%Unchanged
CVA Family Office, LLC20$5030.00%+20New
Hughes Financial Services, LLC18$4710.00%+18New
Rakuten Securities, Inc.18$4520.00%00.0%Unchanged
TD Capital Management LLC12$3020.00%+12New
Cornerstone Planning Group LLC15$2630.00%00.0%Unchanged
Global Financial Private Client, LLC10$2510.00%+9+900.0%Added
Highline Wealth Partners LLC8$2010.00%+8New
Rothschild Investment LLC5$1260.00%00.0%Unchanged
Sandy Spring Bank5$1260.00%+5New
True Wealth Design, LLC5$1260.00%+5New
DiNuzzo Private Wealth, Inc.4$1010.00%+3+300.0%Added
Activest Wealth Management3$750.00%+1+50.0%Added
Bay Harbor Wealth Management, LLC3$750.00%+3New
JFS Wealth Advisors, LLC1$260.00%00.0%Unchanged
TFC Financial Management1$260.00%00.0%Unchanged
HFM Investment Advisors, LLC1$260.00%+1New
GPS Wealth Strategies Group, LLC1$250.00%+1New
Hemington Wealth Management24$00.00%+11+84.6%Added
Artisan Partners Limited Partnership0$00.00%−1,429,250−100.0%Sold out
Two Sigma Advisers, LP0$00.00%−707,400−100.0%Sold out
Schroder Investment Management Group0$00.00%−441,623−100.0%Sold out
LMR Partners LLP0$00.00%−150,000−100.0%Sold out
HRT Financial LP0$00.00%−141,888−100.0%Sold out
Allianz Asset Management GmbH0$00.00%−120,454−100.0%Sold out
Marshall Wace, LLP0$00.00%−62,737−100.0%Sold out
Amundi0$00.00%−56,994−100.0%Sold out