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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, Q4 2024

Institutional positions in Allegro Microsystems, Inc. as of Dec 31, 2024. 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
256
+10 vs. Q3 2024
Shares held
142.1M
−10.5K (0.0%) vs. Q3 2024
Total value
$3.11B
−$204.4M (−6.2%) vs. Q3 2024
New holders
51
79 more added
Sold out
41
107 more reduced

2 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2024: 256 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 heldQ4 2024: $3.11B
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, Q4 2024

Shares, value and share of portfolio for each institution holding Allegro Microsystems, Inc.; share changes are against Q3 2024.

Institutions holding ALGM in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Hemington Wealth Management13$00.00%+12+1,200.0%Added
JFS Wealth Advisors, LLC1$220.00%−21−95.5%Reduced
DiNuzzo Private Wealth, Inc.1$220.00%−4−80.0%Reduced
TFC Financial Management1$220.00%00.0%Unchanged
Quest Partners LLC1$220.00%+1New
Global Financial Private Client, LLC1$220.00%+1New
Activest Wealth Management2$440.00%+2New
MV Capital Management, Inc.3$660.00%+1+50.0%Added
Rothschild Investment LLC5$1090.00%+5New
Raleigh Capital Management Inc.10$2190.00%−5−33.3%Reduced
Northwestern Mutual Wealth Management Co15$3280.00%−105−87.5%Reduced
Cornerstone Planning Group LLC15$3480.00%+15New
SRS Capital Advisors, Inc.17$3720.00%−21−55.3%Reduced
Rakuten Securities, Inc.18$3930.00%−4−18.2%Reduced
Massmutual Trust Co FSB20$4370.00%−2−9.1%Reduced
GWM Advisors LLC20$4370.00%00.0%Unchanged
Riggs Asset Managment Co. Inc.21$4540.00%+21New
Private Wealth Management Group, LLC25$5470.00%−64−71.9%Reduced
Farmers & Merchants Investments Inc25$5470.00%00.0%Unchanged
WealthTrak Capital Management LLC30$6560.00%+30New
Parvin Asset Management, LLC30$6560.00%+30New
Golden State Wealth Management, LLC33$7210.00%+33New
Smartleaf Asset Management LLC36$7760.00%−181−83.4%Reduced
Avion Wealth62$1.00K0.00%+42+210.0%Added
Pineridge Advisors LLC47$1.03K0.00%−38−44.7%Reduced
Bell Investment Advisors, Inc48$1.05K0.00%00.0%Unchanged
Clearstead Advisors, LLC50$1.09K0.00%−1,845−97.4%Reduced
Central Trust Co50$1.09K0.00%00.0%Unchanged
St. Johns Investment Management Company, LLC50$1.09K0.00%00.0%Unchanged
Quadrant Capital Group LLC86$1.88K0.00%−734−89.5%Reduced
Signaturefd, LLC90$1.97K0.00%−824−90.2%Reduced
Global Retirement Partners, LLC101$2.21K0.00%−49−32.7%Reduced
IFP Advisors, Inc33$2.51K0.00%−41−55.4%Reduced
Concord Wealth Partners120$2.62K0.00%00.0%Unchanged
EverSource Wealth Advisors, LLC121$2.65K0.00%+96+384.0%Added
Colonial Trust Co126$2.75K0.00%+126New
Sachetta, LLC137$3.00K0.00%+137New
Allworth Financial LP127$3.18K0.00%−66−34.2%Reduced
Johnson Financial Group, Inc.134$3.23K0.00%−34−20.2%Reduced
Parkside Financial Bank & Trust153$3.35K0.00%+30+24.4%Added
Farther Finance Advisors, LLC213$4.66K0.00%−30−12.3%Reduced
Spire Wealth Management218$4.76K0.00%−8−3.5%Reduced
Robbins Farley LLC237$5.18K0.00%−117,821−99.8%Reduced
Skopos Labs, Inc.246$5.38K0.00%−72−22.6%Reduced
Jones Financial Companies LLLP250$5.46K0.00%+184+278.8%Added
Medallion Wealth Advisors, LLC250$5.46K0.00%+250New
Principal Securities, Inc.267$5.84K0.00%−50−15.8%Reduced
First Horizon Advisors, Inc.293$6.40K0.00%00.0%Unchanged
Coppell Advisory Solutions LLC303$6.54K0.00%00.0%Unchanged
Mendota Financial Group, LLC310$6.78K0.00%−4,163−93.1%Reduced
Hexagon Capital Partners LLC315$6.89K0.00%+315New
Bessemer Group Inc342$7.00K0.00%+161+89.0%Added
Lindbrook Capital, LLC359$7.85K0.00%+141+64.7%Added
Global X Japan Co., Ltd.369$8.07K0.00%−133−26.5%Reduced
Steward Partners Investment Advisory, LLC381$8.33K0.00%+362+1,905.3%Added
SBI Securities Co., Ltd.512$11.2K0.00%+512New
Covestor Ltd555$12.0K0.01%−333−37.5%Reduced
Nisa Investment Advisors, LLC556$12.2K0.00%−74−11.7%Reduced
Leonteq Securities AG605$13.2K0.00%+299+97.7%Added
Hurley Capital, LLC603$14.3K0.01%+603New
Fifth Third Bancorp791$17.3K0.00%−594−42.9%Reduced
Riverview Trust Co808$17.7K0.02%00.0%Unchanged
Umb Bank N A842$18.4K0.00%+203+31.8%Added
Huntington National Bank961$21.0K0.00%+28+3.0%Added
Quent Capital, LLC1,023$22.4K0.00%00.0%Unchanged
CoreCap Advisors, LLC1,040$22.7K0.00%+39+3.9%Added
Clear Street Markets LLC1,118$24.4K0.01%+1,118New
Caitong International Asset Management Co., Ltd1,215$26.6K0.03%+1,215New
Parallel Advisors, LLC1,411$30.8K0.00%+855+153.8%Added
GAMMA Investing LLC1,701$37.2K0.00%−430−20.2%Reduced
Bayforest Capital Ltd1,747$38.2K0.05%+1,747New
TD Waterhouse Canada Inc.1,824$39.9K0.00%+1,824New
Venturi Wealth Management, LLC2,172$47.5K0.00%+2,172New
US Bancorp2,460$53.8K0.00%−2,509−50.5%Reduced
State of Wyoming2,673$58.4K0.01%−89−3.2%Reduced
CWM, LLC3,518$77.0K0.00%−166−4.5%Reduced
Quarry LP3,601$78.7K0.02%+3,601New
PEAK6 LLC3,607$78.8K0.00%+3,607New
Advisor Group Holdings, Inc.6,108$131.1K0.00%−3,636−37.3%Reduced
Sterling Capital Management LLC7,364$161.0K0.00%+2,758+59.9%Added
Assetmark, Inc7,523$164.5K0.00%−112−1.5%Reduced
Public Employees Retirement Association of Colorado7,635$167.0K0.00%00.0%Unchanged
Aster Capital Management (DIFC) Ltd8,524$186.3K0.07%+8,524New
Securian Asset Management, Inc9,875$215.9K0.01%−2,211−18.3%Reduced
Profund Advisors LLC10,359$226.4K0.01%−2,967−22.3%Reduced
Russell Investments Group, Ltd.10,599$231.7K0.00%−64,220−85.8%Reduced
Boothbay Fund Management, LLC10,628$232.3K0.01%+10,628New
Creative Planning10,749$235.0K0.00%−1,684−13.5%Reduced
Commerce Bank11,040$241.3K0.00%−75−0.7%Reduced
Yorktown Management & Research Co Inc11,300$247.0K0.24%00.0%Unchanged
Bailard, Inc.11,600$253.6K0.01%+11,600New
Keybank National Association11,760$257.1K0.00%+1,522+14.9%Added
Squarepoint Ops LLC12,803$279.9K0.00%−81,866−86.5%Reduced
Cetera Investment Advisers13,213$288.8K0.00%−1,445−9.9%Reduced
Federated Hermes, Inc.14,064$307.4K0.00%−1,003,052−98.6%Reduced
Landscape Capital Management, L.L.C.14,318$313.0K0.03%+14,318New
Bank of Montreal14,405$314.9K0.00%−6,202−30.1%Reduced
Nelson, Van Denburg & Campbell Wealth Management Group, LLC14,691$321.1K0.01%+737+5.3%Added
Xponance, Inc.14,862$324.9K0.00%−687−4.4%Reduced
Voya Investment Management LLC14,918$326.1K0.00%−1,050−6.6%Reduced