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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, Q3 2022

Institutional positions in Allegro Microsystems, Inc. as of Sep 30, 2022. 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
170
0 vs. Q2 2022
Shares held
90.4M
+2.00M (+2.3%) vs. Q2 2022
Total value
$1.97B
+$143.5M (+7.8%) vs. Q2 2022
New holders
25
76 more added
Sold out
25
51 more reduced

2 institutions that held it in Q2 2022 haven't filed for Q3 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2022: 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 holdersQ3 2022: 170 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 heldQ3 2022: $1.97B
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, Q3 2022

Shares, value and share of portfolio for each institution holding Allegro Microsystems, Inc.; share changes are against Q2 2022.

Institutions holding ALGM in Q3 2022
InstitutionSharesValue% of portfolioChange in sharesAction
AdvisorNet Financial, Inc25$1.00K0.00%+20+400.0%Added
Capital Advisors, Ltd. LLC44$1.00K0.00%+26+144.4%Added
Money Concepts Capital Corp52$1.00K0.00%+52New
Massmutual Trust Co FSB42$1.00K0.00%+42New
Clean Yield Group48$1.00K0.00%+48New
Rockefeller Capital Management L.P.52$1.00K0.00%+52New
Meeder Asset Management Inc77$2.00K0.00%00.0%Unchanged
Glassman Wealth Services89$2.00K0.00%+25+39.1%Added
Standard Family Office LLC70$2.00K0.00%00.0%Unchanged
Almanack Investment Partners, LLC.76$2.00K0.00%+76New
Parkside Financial Bank & Trust144$3.00K0.00%+15+11.6%Added
Howe & Rusling Inc143$3.00K0.00%+58+68.2%Added
Steward Partners Investment Advisory, LLC200$4.00K0.00%00.0%Unchanged
Allworth Financial LP165$4.00K0.00%+119+258.7%Added
Bell Investment Advisors, Inc162$4.00K0.00%+99+157.1%Added
Prestige Wealth Management Group LLC254$6.00K0.00%00.0%Unchanged
FourThought Financial, LLC321$7.00K0.00%−13,687−97.7%Reduced
TCI Wealth Advisors, Inc.345$8.00K0.00%+345New
The PNC Financial Services Group, Inc.430$10.0K0.00%−23−5.1%Reduced
UBS Group AG500$11.0K0.00%−126−20.1%Reduced
IFP Advisors, Inc271$11.0K0.00%+160+144.1%Added
Quadrant Capital Group LLC559$12.0K0.00%+523+1,452.8%Added
Parallel Advisors, LLC658$14.0K0.00%−263−28.6%Reduced
Wipfli Financial Advisors LLC,618$14.0K0.00%+618New
Lindbrook Capital, LLC770$17.0K0.00%+770New
Quent Capital, LLC845$18.0K0.00%+596+239.4%Added
Riverview Trust Co808$18.0K0.02%+808New
American International Group, Inc.1,038$23.0K0.00%+293+39.3%Added
JJJ Advisors Inc.1,041$23.0K0.01%+417+66.8%Added
US Bancorp1,046$23.0K0.00%+701+203.2%Added
Vigilant Capital Management, LLC1,100$24.0K0.00%00.0%Unchanged
Signaturefd, LLC1,365$30.0K0.00%+782+134.1%Added
CWM, LLC1,530$33.0K0.00%+138+9.9%Added
Assetmark, Inc2,381$52.0K0.00%+507+27.1%Added
MetLife Investment Management4,112$89.8K0.00%+1,153+39.0%Added
State of Wyoming4,348$95.0K0.05%+4,348New
Advisor Group Holdings, Inc.4,958$107.0K0.00%−349−6.6%Reduced
Shell Asset Management Co6,718$147.0K0.01%+3,635+117.9%Added
Zurcher Kantonalbank (Zurich Cantonalbank)7,046$154.0K0.00%00.0%Unchanged
Russell Investments Group, Ltd.7,180$156.0K0.00%+7,180New
Covestor Ltd7,176$157.0K0.14%+4,057+130.1%Added
Royal Bank of Canada8,947$195.0K0.00%+376+4.4%Added
SG Americas Securities, LLC9,658$211.0K0.00%−15,530−61.7%Reduced
Advisors Asset Management, Inc.9,825$215.0K0.00%+1,937+24.6%Added
Oak Thistle LLC9,997$218.0K0.79%−7,200−41.9%Reduced
Boothbay Fund Management, LLC9,997$218.0K0.01%−3,485−25.8%Reduced
Loomis Sayles & Co L P10,088$220.0K0.00%−842−7.7%Reduced
Oppenheimer Asset Management Inc.10,056$220.0K0.00%+338+3.5%Added
PEAK6 Investments LLC10,365$226.0K0.01%+5,816+127.9%Added
Handelsbanken Fonder AB10,600$232.0K0.00%−3,100−22.6%Reduced
Janus Henderson Group PLC11,182$244.0K0.00%00.0%Unchanged
Quantbot Technologies LP13,321$291.0K0.02%−6,363−32.3%Reduced
Amalgamated Bank14,465$316.0K0.00%+3,817+35.8%Added
Trexquant Investment LP14,684$321.0K0.01%+14,684New
Gyon Technologies Capital Management, LP15,307$334.0K0.10%+1,641+12.0%Added
Dimensional Fund Advisors LP16,088$352.0K0.00%+1,636+11.3%Added
Occudo Quantitative Strategies LP16,719$365.0K0.03%−9,087−35.2%Reduced
Polar Capital Holdings Plc17,136$374.0K0.00%−2,897−14.5%Reduced
Renaissance Capital LLC17,967$393.0K0.25%−3,488−16.3%Reduced
Avidian Wealth Solutions, LLC18,000$393.0K0.03%00.0%Unchanged
Arizona State Retirement System18,119$396.0K0.00%+106+0.6%Added
Jackson Creek Investment Advisors LLC18,332$401.0K0.19%+18,332New
Verition Fund Management LLC18,563$406.0K0.01%+3,414+22.5%Added
Citadel Advisors LLC19,074$417.0K0.00%−81,916−81.1%Reduced
HSBC Holdings PLC21,452$474.0K0.00%+3,718+21.0%Added
AlphaCrest Capital Management LLC22,531$492.0K0.03%−74,752−76.8%Reduced
State Board of Administration of Florida Retirement System23,493$513.0K0.00%00.0%Unchanged
Hillsdale Investment Management Inc.23,900$523.0K0.05%00.0%Unchanged
1832 Asset Management L.P.24,400$533.0K0.00%00.0%Unchanged
Cna Financial Corp24,639$538.0K0.20%−1,980−7.4%Reduced
Summit Global Investments27,200$594.0K0.05%+27,200New
STRS Ohio27,811$607.0K0.00%−1,284−4.4%Reduced
Citigroup Inc28,389$621.0K0.00%−4,601−13.9%Reduced
Treasurer of the State of North Carolina28,407$621.0K0.00%+8,220+40.7%Added
Tower Research Capital LLC (TRC)29,642$648.0K0.01%−3,280−10.0%Reduced
Tudor Investment Corp Et Al30,781$673.0K0.02%+30,781New
Public Employees Retirement System of Ohio33,263$727.0K0.00%+9,499+40.0%Added
Virginia Retirement Systems Et Al37,600$821.6K0.01%+37,600New
Schonfeld Strategic Advisors LLC41,781$913.0K0.01%+41,781New
M&T Bank Corp42,020$919.0K0.00%+9,650+29.8%Added
Raymond James & Associates42,609$931.0K0.00%+662+1.6%Added
Legal & General Group Plc47,867$1.05M0.00%+2,711+6.0%Added
Jacobs Levy Equity Management, Inc48,079$1.05M0.01%+48,079New
Envestnet Asset Management Inc49,240$1.08M0.00%−4,576−8.5%Reduced
Qube Research & Technologies Ltd50,768$1.11M0.01%−127,029−71.4%Reduced
PFS Investments Inc.50,848$1.11M0.02%+4,706+10.2%Added
Alpha Paradigm Partners, LLC51,179$1.12M0.49%+26,367+106.3%Added
Sumitomo Mitsui Trust Holdings, Inc.51,309$1.12M0.00%00.0%Unchanged
Tocqueville Asset Management L.P.51,925$1.14M0.02%−80,720−60.9%Reduced
Premier Fund Managers Ltd51,142$1.14M0.08%−30,886−37.7%Reduced
Alps Advisors Inc55,052$1.20M0.01%−2,671−4.6%Reduced
Prudential Financial Inc58,323$1.30M0.00%+58,323New
Teacher Retirement System of Texas61,597$1.35M0.01%+50,105+436.0%Added
Wells Fargo & Company61,609$1.35M0.00%−2,341−3.7%Reduced
Rhumbline Advisers64,412$1.41M0.00%+17,344+36.8%Added
Credit Suisse AG66,159$1.45M0.00%+19,425+41.6%Added
Aviva PLC69,293$1.51M0.01%−17,454−20.1%Reduced
Eaton Vance Management70,693$1.54M0.00%−669−0.9%Reduced
Barclays PLC80,178$1.75M0.00%+2,056+2.6%Added
California State Teachers Retirement System83,707$1.83M0.00%+6,269+8.1%Added