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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 2022

Institutional positions in Allegro Microsystems, Inc. as of Mar 31, 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
173
+9 vs. Q4 2021
Shares held
89.2M
+2.85M (+3.3%) vs. Q4 2021
Total value
$2.54B
−$588.2M (−18.8%) vs. Q4 2021
New holders
41
63 more added
Sold out
32
50 more reduced

1 institution that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2021: 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 2022: 173 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 2022: $2.54B
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 2022

Shares, value and share of portfolio for each institution holding Allegro Microsystems, Inc.; share changes are against Q4 2021.

Institutions holding ALGM in Q1 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Steel Peak Wealth Management LLC17,002$483.0K0.03%+17,002New
Pathstone Family Office, LLC15,523$441.0K0.01%+69+0.4%Added
Dimensional Fund Advisors LP15,437$438.0K0.00%+7,248+88.5%Added
Arizona State Retirement System15,384$437.0K0.00%+71+0.5%Added
Needham Investment Management LLC15,000$426.0K0.06%00.0%Unchanged
Treasurer of the State of North Carolina14,787$420.0K0.00%+238+1.6%Added
UBS Group AG14,377$408.0K0.00%−686−4.6%Reduced
Advisory Research Inc14,287$406.0K0.03%−2,896−16.9%Reduced
Susquehanna Fundamental Investments, LLC14,000$398.0K0.01%+5,560+65.9%Added
Quantbot Technologies LP13,908$394.0K0.03%+13,756+9,050.0%Added
Millennium Management LLC13,726$390.0K0.00%−22,435−62.0%Reduced
Handelsbanken Fonder AB13,700$389.0K0.00%00.0%Unchanged
Trexquant Investment LP13,205$375.0K0.02%−5,089−27.8%Reduced
DuPont Capital Management Corp13,214$375.0K0.02%−1,294−8.9%Reduced
Renaissance Capital LLC12,594$358.0K0.15%+12,594New
Engineers Gate Manager LP12,539$356.0K0.01%+12,539New
Teacher Retirement System of Texas11,745$334.0K0.00%+714+6.5%Added
Janus Henderson Group PLC11,182$318.0K0.00%00.0%Unchanged
AlphaCrest Capital Management LLC11,165$317.0K0.02%+11,165New
Toronto Dominion Bank11,117$316.0K0.00%+11,117New
Oppenheimer Asset Management Inc.10,662$303.0K0.00%−58−0.5%Reduced
Amalgamated Bank9,502$270.0K0.00%+1,022+12.1%Added
Amalgamated Financial Corp.9,502$270.0K0.00%+9,502New
ProShare Advisors LLC9,377$267.0K0.00%−3,981−29.8%Reduced
HSBC Holdings PLC8,758$250.0K0.00%+947+12.1%Added
Royal Bank of Canada8,713$247.0K0.00%−3,932−31.1%Reduced
FourThought Financial, LLC8,427$239.0K0.03%+1,269+17.7%Added
Seascape Capital Management8,170$232.0K0.12%−7,100−46.5%Reduced
CIBC Asset Management Inc8,143$231.0K0.00%00.0%Unchanged
Eaton Vance Management7,768$221.0K0.00%+7,768New
Laurion Capital Management LP7,681$218.0K0.01%+7,681New
Zurcher Kantonalbank (Zurich Cantonalbank)7,046$200.0K0.00%00.0%Unchanged
ARK Investment Management LLCSuperinvestorARK Invest6,362$181.0K0.00%+6,362New
Advisor Group Holdings, Inc.5,505$154.0K0.00%+91+1.7%Added
Russell Investments Group, Ltd.4,400$124.0K0.00%−16,100−78.5%Reduced
Tower Research Capital LLC (TRC)4,308$122.0K0.00%+3,629+534.5%Added
SG Americas Securities, LLC3,535$100.0K0.00%−1,094−23.6%Reduced
Shell Asset Management Co3,087$88.0K0.00%−483−13.5%Reduced
Leonteq Securities AG3,000$85.2K0.00%00.0%Unchanged
Exchange Traded Concepts, LLC2,846$81.0K0.00%−111−3.8%Reduced
MetLife Investment Management2,597$73.8K0.00%+2,597New
US Bancorp2,455$70.0K0.00%+2,228+981.5%Added
Private Capital Group, LLC2,396$68.0K0.02%+26+1.1%Added
Quent Capital, LLC1,751$50.0K0.01%+49+2.9%Added
JJJ Advisors Inc.1,397$40.0K0.01%+168+13.7%Added
The PNC Financial Services Group, Inc.1,158$33.0K0.00%+774+201.6%Added
Vigilant Capital Management, LLC1,100$31.0K0.00%00.0%Unchanged
West Bancorporation Inc1,000$28.0K0.02%00.0%Unchanged
Barclays PLC851$24.0K0.00%+851New
Group One Trading, L.P.800$23.0K0.00%00.0%Unchanged
American International Group, Inc.762$22.0K0.00%00.0%Unchanged
Assetmark, Inc764$22.0K0.00%+764New
Captrust Financial Advisors444$13.0K0.00%+26+6.2%Added
Covestor Ltd455$13.0K0.01%+199+77.7%Added
Hillsdale Investment Management Inc.400$11.0K0.00%00.0%Unchanged
Parallel Advisors, LLC375$11.0K0.00%+260+226.1%Added
Signaturefd, LLC241$7.00K0.00%−310−56.3%Reduced
Prestige Wealth Management Group LLC254$7.00K0.00%00.0%Unchanged
Steward Partners Investment Advisory, LLC200$6.00K0.00%+200New
Washington Trust Advisors, Inc.106$3.00K0.00%−35−24.8%Reduced
Meeder Asset Management Inc98$3.00K0.00%+98New
IFP Advisors, Inc120$3.00K0.00%+120New
Howe & Rusling Inc85$2.00K0.00%−24−22.0%Reduced
Lindbrook Capital, LLC54$2.00K0.00%+38+237.5%Added
Loomis Sayles & Co L P87$2.00K0.00%+87New
CVA Family Office, LLC65$2.00K0.00%+65New
Bellevue Asset Management, LLC41$1.00K0.00%−24−36.9%Reduced
Parkside Financial Bank & Trust20$1.00K0.00%+20New
CWM, LLC39$1.00K0.00%+39New
Glassman Wealth Services28$1.00K0.00%+28New
Quadrant Capital Group LLC8$00.00%−119−93.7%Reduced
Bessemer Group Inc10$00.00%+10New
Allworth Financial LP9$00.00%+9New
Arrowstreet Capital, Limited Partnership0$00.00%−209,071−100.0%Sold out
Great Lakes Advisors, LLC0$00.00%−208,711−100.0%Sold out
Arosa Capital Management LP0$00.00%−135,400−100.0%Sold out
Balyasny Asset Management LLC0$00.00%−131,587−100.0%Sold out
Verition Fund Management LLC0$00.00%−90,494−100.0%Sold out
Ergoteles LLC0$00.00%−56,953−100.0%Sold out
Old Mission Capital LLC0$00.00%−51,992−100.0%Sold out
BIT Capital GmbH0$00.00%−38,042−100.0%Sold out
Marshall Wace, LLP0$00.00%−35,734−100.0%Sold out
Stifel Financial Corp0$00.00%−33,224−100.0%Sold out
Allstate Corp0$00.00%−31,445−100.0%Sold out
Infini Master Fund0$00.00%−23,613−100.0%Sold out
Infini Capital Management Ltd0$00.00%−23,613−100.0%Sold out
Voloridge Investment Management, LLC0$00.00%−21,870−100.0%Sold out
Toth Financial Advisory Corp0$00.00%−18,400−100.0%Sold out
Sigma Planning Corp0$00.00%−15,711−100.0%Sold out
Donoghue Forlines LLC0$00.00%−14,437−100.0%Sold out
Advisory Services Network, LLC0$00.00%−14,077−100.0%Sold out
Acadian Asset Management LLC0$00.00%−11,880−100.0%Sold out
Natixis Advisors, L.P.0$00.00%−10,121−100.0%Sold out
Truist Financial Corp0$00.00%−7,040−100.0%Sold out
Hancock Whitney Corp0$00.00%−6,444−100.0%Sold out
Versor Investments LP0$00.00%−6,000−100.0%Sold out
Twin Tree Management, LP0$00.00%−5,661−100.0%Sold out
Advisors Asset Management, Inc.0$00.00%−5,600−100.0%Sold out
Metropolitan Life Insurance Co0$00.00%−2,670−100.0%Sold out
State of Wyoming0$00.00%−1,015−100.0%Sold out