Allegro MicrosystemsALGM

13F holders, Q2 2024 (June 30)
268holders −8
37new positions
44sold out
6famous investors
$28.26avg. 13F price*

At the end of Q2 2024, 268 institutions reported holding Allegro Microsystems Inc. (ALGM) in their 13F filings, down 8 from Q1 2024. 37 opened new positions and 44 sold out. The largest holders were FMR LLC ($556.9M), JPMorgan Chase & Co. ($258.1M) and Vanguard Group Inc. ($245.0M). 6 famous investors held it, including Israel Englander (0.0% of Millennium Management's portfolio), Joel Greenblatt (0.0% of Gotham Asset Management's portfolio) and Ray Dalio (0.0% of Bridgewater Associates's portfolio).

Company
Allegro Microsystems Inc.
CUSIP
01749D105
Latest filing quarter
Q2 2026

History

Number of 13F holders

0100200300400 Q1 2024: 276Q1 2024Q2 2024: 268Q2 2024Q3 2024: 248Q3 2024Q4 2024: 256Q4 2024Q1 2025: 291Q1 2025Q2 2025: 273Q2 2025Q3 2025: 296Q3 2025Q4 2025: 294Q4 2025Q1 2026: 322Q1 2026Q2 2026: 375Q2 2026

Total Exit/New Position Q1 2024 → Q2 2024

InstitutionsTotal Value
New Positions37$154.6M
Exits44$109.7M

All 13F filers, Q1 2024 → Q2 2024: 19,053,772 shares bought and 15,887,330 shares sold, net +3,166,442 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 268 holders

FMR LLC 0.04% Add +12.4% 19,719,722 $556.9M
JPMorgan Chase & Co. 0.02% Add +61.6% 9,139,050 $258.1M
Vanguard Group Inc. 0.00% Add +3.3% 8,676,064 $245.0M
BlackRock Inc. 0.00% Reduce -2.1% 6,634,658 $187.4M
Invesco Ltd. 0.04% Add +45.0% 5,918,105 $167.1M
State Street Corp. 0.00% Add +10.4% 3,870,938 $109.3M
Clearbridge Investments, LLC 0.08% Reduce -1.4% 3,679,307 $103.9M
T. Rowe Price Investment Management, Inc. 0.05% Add +3.1% 2,854,103 $80.6M
Principal Financial Group Inc. 0.04% Add +0.5% 2,190,817 $61.9M
Allspring Global Investments Holdings, LLC 0.10% Reduce -11.9% 2,153,699 $60.8M
Manufacturers Life Insurance Company, The 0.06% Add +15.3% 2,148,478 $60.7M
Ameriprise Financial Inc. 0.02% Add +434.7% 2,096,719 $59.2M
Morgan Stanley 0.00% Reduce -40.8% 2,079,297 $58.7M
Artisan Partners Limited Partnership 0.07% Reduce -0.6% 1,606,791 $45.4M
Adage Capital Partners Gp, L.L.C. 0.08% Add +36.3% 1,496,567 $42.3M
Woodline Partners LP 0.39% New 1,443,770 $40.8M
Geode Capital Management, LLC 0.00% Add +1.6% 1,373,690 $38.8M
Westfield Capital Management Co. LP 0.18% New 1,303,296 $36.8M
Dimensional Fund Advisors LP 0.01% Add +45.0% 1,282,122 $36.2M
Goldman Sachs Group Inc. 0.01% Add +27.7% 1,152,602 $32.5M
Summit Partners Public Asset Management, LLC 1.47% New 1,130,209 $31.9M
GW&K Investment Management, LLC 0.28% Add +2.8% 1,085,996 $30.7M
First Trust Advisors LP 0.03% Reduce -5.8% 1,038,072 $29.3M
Millennium Management 0.02% Reduce -33.8% 1,012,452 $28.6M
Massachusetts Financial Services Co. 0.01% Add +2.7% 984,297 $27.8M
Analog Century Management LP 2.65% Add +2.2% 947,782 $26.8M
Two Sigma Investments, LP 0.06% Add +77.0% 865,597 $24.4M
Bank of New York Mellon Corp 0.00% Add +18.8% 805,081 $22.7M
Norges Bank 0.00% Add +12.9% 787,645 $22.2M
Amundi 0.01% Reduce -34.8% 721,155 $22.1M
New York State Common Retirement Fund 0.03% Add +10.6% 731,719 $20.7M
Federated Hermes, Inc. 0.05% Reduce -0.0% 702,511 $19.8M
Charles Schwab Investment Management Inc. 0.00% Reduce -0.9% 677,769 $19.1M
Cinctive Capital Management LP 0.89% Reduce -30.8% 587,228 $16.6M
Penn Capital Management Company, LLC 1.51% Add +9.0% 556,508 $15.8M
Schroder Investment Management Group 0.02% Reduce -0.4% 557,201 $15.7M
Silvercrest Asset Management Group LLC 0.10% Reduce -14.8% 539,185 $15.2M
Northern Trust Corp. 0.00% Add +13.7% 521,124 $14.7M
Two Sigma Advisers, LP 0.03% Add +38.4% 514,600 $14.5M
Bank of America Corp. 0.00% Reduce -12.6% 500,404 $14.1M
Fort Washington Investment Advisors Inc. 0.09% New 464,591 $13.1M
Scout Investments, Inc. 0.30% New 389,390 $11.0M
S Squared Technology, LLC 4.21% Add +6.3% 337,451 $9.5M
Comerica Bank 0.04% Add +1016.3% 330,188 $9.3M
UBS Group AG 0.00% Add +26.4% 313,433 $8.9M
Kennedy Capital Management LLC 0.18% Add +3.5% 305,427 $8.6M
Trillium Asset Management, LLC 0.20% Add +7.2% 284,877 $8.0M
Mirae Asset Global Investments Co., Ltd. 0.04% Add +46.9% 278,112 $7.8M
Mitsubishi UFJ Asset Management Co., Ltd. 0.01% Add +63.6% 242,612 $6.9M
Oberweis Asset Management Inc./ 0.39% Add +2.2% 226,100 $6.4M
Granahan Investment Management, LLC 0.25% Add +40.7% 219,404 $6.2M
Healthcare of Ontario Pension Plan Trust Fund 0.02% Add +0.1% 205,018 $5.8M
Alyeska Investment Group, L.P. 0.03% Add +233.3% 200,000 $5.6M
Rhumbline Advisers 0.01% Reduce -3.8% 199,257 $5.6M
Nuveen Asset Management, LLC 0.00% Reduce -56.6% 196,117 $5.5M
Granite Investment Partners, LLC 0.23% Reduce -1.8% 195,458 $5.5M
Wells Fargo & Company 0.00% Reduce -38.2% 193,442 $5.5M
ArrowMark Colorado Holdings LLC 0.07% Reduce -3.8% 193,260 $5.5M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% Add +36.7% 180,228 $5.1M
Deutsche Bank AG 0.00% Reduce -49.6% 179,225 $5.1M
Lazard Asset Management LLC 0.01% Add +6.1% 174,212 $4.9M
Swiss National Bank 0.00% Add +12.8% 171,000 $4.8M
Balyasny Asset Management L.P. 0.01% Reduce -85.4% 168,507 $4.8M
Sei Investments Co. 0.01% Add +3.1% 165,882 $4.7M
State of Wisconsin Investment Board 0.01% Reduce -1.1% 156,788 $4.4M
Crestline Management, L.P. 0.32% New 145,000 $4.1M
Retirement Systems of Alabama 0.01% Reduce -1.2% 129,194 $3.6M
Atom Investors LP 0.35% Add +13.8% 122,986 $3.5M
Allianz Asset Management GmbH 0.01% Reduce -42.6% 120,454 $3.4M
Eisler Capital (US) LLC 0.63% New 118,638 $3.4M
Legal & General Group Plc 0.00% Add +1.6% 118,062 $3.3M
Jane Street Group, LLC 0.00% Add +51.5% 113,514 $3.2M
1832 Asset Management L.P. 0.01% Reduce -88.6% 113,048 $3.2M
Citadel Advisors 0.00% Reduce -81.7% 112,175 $3.2M
Alliancebernstein L.P. 0.00% Add +1.9% 110,516 $3.1M
State of Alaska, Department of Revenue 0.03% No change 109,740 $3.1M
Robbins Farley 1.63% Add +4.3% 108,851 $3.1M
Royce & Associates LP 0.03% New 104,001 $2.9M
Envestnet Asset Management Inc. 0.00% Add +6.7% 101,459 $2.9M
Man Group plc 0.01% Reduce -14.0% 95,024 $2.7M
Bridgewater Associates 0.01% New 94,425 $2.7M
Citigroup Inc. 0.00% Add +35.6% 93,622 $2.6M
Corebridge Financial, Inc. 0.01% — 90,412 $2.6M
Raymond James & Associates 0.00% Add +5.5% 84,554 $2.4M
California State Teachers Retirement System 0.00% Add +8.2% 83,999 $2.4M
Ecofi Investissements SA 1.31% — 81,400 $2.3M
Holocene Advisors, LP 0.01% Reduce -53.9% 78,015 $2.2M
Jefferies Financial Group Inc. 0.05% New 77,500 $2.2M
Kornitzer Capital Management Inc. 0.04% No change 75,000 $2.1M
Redwood Investments, LLC 0.63% Reduce -26.1% 65,744 $1.8M
Gotham Asset Management 0.02% Add +92.1% 63,865 $1.8M
TD Asset Management Inc 0.00% Add +9.7% 58,600 $1.7M
Aurora Investment Counsel 0.93% Reduce -2.5% 56,005 $1.6M
Russell Investments Group, Ltd. 0.00% Reduce -2.8% 54,172 $1.5M
LPL Financial LLC 0.00% Reduce -11.2% 52,463 $1.5M
Susquehanna Fundamental Investments, LLC 0.03% Reduce -4.8% 51,487 $1.5M
Needham Investment Management LLC 0.12% Add +13.3% 51,000 $1.4M
Covea Finance 0.06% No change 45,000 $1.3M
Royal Bank of Canada 0.00% Reduce -78.3% 44,272 $1.3M
State Board of Administration of Florida Retirement System 0.00% Add +43.1% 43,823 $1.2M
PDT Partners, LLC 0.12% Add +237.0% 43,560 $1.2M
Quantinno Capital Management LP 0.02% Reduce -61.2% 41,919 $1.2M
Verition Fund Management LLC 0.01% Add +13.4% 41,248 $1.2M
Vontobel Holding Ltd. 0.00% Reduce -28.0% 41,016 $1.2M
Mutual of America Capital Management LLC 0.01% Reduce -3.9% 40,913 $1.2M
Danske Bank A/S 0.00% Add +844.5% 40,612 $1.1M
Barclays PLC 0.00% Reduce -48.7% 40,203 $1.1M
T. Rowe Price Associates Inc. 0.00% Add +8.8% 40,043 $1.1M
Nissay Asset Management Corp. /Japan 0.01% Add +101.5% 39,318 $1.1M
AQR Capital Management 0.00% Reduce -58.3% 39,055 $1.1M
MetLife Investment Management, LLC 0.01% Reduce -11.1% 37,695 $1.1M
Twin Tree Management, LP 0.03% New 36,957 $1.0M
Sumitomo Mitsui Trust Group, Inc. 0.00% Add +6.0% 36,447 $1.0M
Mirabella Financial Services LLP 0.09% New 36,413 $1.0M
Amalgamated Bank 0.01% Reduce -9.1% 36,357 $1.0M
Janus Henderson Group PLC 0.00% Reduce -91.3% 36,057 $1.0M
Oep Capital Advisors, L.P. 0.71% Reduce -99.2% 35,000 $988K
State of Tennessee, Department of Treasury 0.00% No change 35,000 $988K
Pacer Advisors, Inc. 0.00% Add +213.6% 33,264 $939K
Alps Advisors Inc. 0.01% Reduce -0.6% 32,784 $926K
Treasurer of the State of North Carolina 0.00% Reduce -2.2% 32,728 $924K
Calamos Advisors LLC 0.01% No change 31,475 $889K
D. E. Shaw & Co. 0.00% Reduce -31.6% 30,557 $863K
XTX Topco Ltd 0.07% New 30,308 $856K
Yousif Capital Management, LLC 0.01% Reduce -7.9% 29,904 $844K
Public Employees Retirement System of Ohio 0.00% Add +0.3% 28,872 $815K
Natixis Advisors, LLC 0.00% Add +46.8% 28,437 $803K
Guggenheim Capital LLC 0.01% Reduce -8.9% 28,320 $800K
SG Americas Securities, LLC 0.01% Add +148.3% 27,401 $774K
Algert Global LLC 0.02% Add +26.8% 25,744 $727K
Arizona State Retirement System 0.00% Add +15.0% 24,329 $687K
Ensign Peak Advisors, Inc 0.00% No change 23,466 $663K
Jump Financial, LLC 0.01% Add +13.8% 23,426 $662K
Pathstone Holdings, LLC 0.00% Reduce -6.6% 23,408 $661K
Cresset Asset Management, LLC 0.00% Add +11.1% 23,401 $661K
Corient Private Wealth LP 0.00% Add +8.9% 22,795 $644K
Teachers Retirement System of the State of Kentucky 0.01% No change 22,733 $642K
Global X Japan Co., Ltd. 0.09% Add +51.9% 22,357 $631K
Illinois Municipal Retirement Fund 0.01% No change 22,032 $622K
M&T Bank Corp 0.00% Reduce -1.6% 21,996 $621K
Hussman Strategic Advisors, Inc. 0.16% No change 21,000 $593K
Tower Research Capital LLC (TRC) 0.01% Add +474.6% 20,460 $578K
Louisiana State Employees Retirement System 0.01% Reduce -1.9% 20,200 $570K
Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% Add +62.9% 19,736 $557K
Sciencast Management LP 0.19% New 19,031 $537K
BNP Paribas 0.03% Reduce -2.8% 18,870 $533K
Handelsbanken Fonder AB 0.00% No change 18,500 $522K
Choreo, LLC 0.01% New 18,454 $516K
Mackenzie Financial Corp. 0.00% Reduce -34.0% 17,595 $497K
Creative Planning 0.00% Add +25.6% 17,349 $490K
Thrivent Financial for Lutherans 0.00% Reduce -3.6% 17,265 $488K
State of Michigan Retirement System 0.00% Reduce -1.7% 17,200 $486K
HSBC Holdings PLC 0.00% Add +13.6% 16,668 $471K
American Century Companies Inc. 0.00% Add +1.0% 16,623 $469K
Victory Capital Management Inc. 0.00% Add +9.9% 16,536 $467K
Bayesian Capital Management, LP 0.05% Reduce -64.6% 16,092 $454K
Northwestern Mutual Investment Management Company, LLC 0.01% Add +0.1% 15,948 $450K
Commonwealth of Pennsylvania Public School Empls Retrmt SYS 0.00% Add +0.2% 15,838 $447K
Cetera Investment Advisers 0.00% Add +92.3% 15,528 $439K
Ameritas Investment Partners, Inc. 0.01% Reduce -4.8% 15,199 $429K
MML Investors Services, LLC 0.00% Add +0.5% 14,968 $423K
Oregon Public Employees Retirement Fund 0.01% Reduce -16.4% 14,797 $418K
AlphaQuest LLC 0.05% New 14,149 $400K
Aigen Investment Management, LP 0.08% Add +19.3% 13,994 $395K
Osaic Holdings, Inc. 0.00% Reduce -3.1% 13,850 $391K
PNC Financial Services Group, Inc. 0.00% Add +18.3% 13,505 $381K
New Mexico Educational Retirement Board 0.01% No change 13,300 $376K
ProShare Advisors LLC 0.00% Add +9.2% 13,280 $375K
Vanguard Personalized Indexing Management, LLC 0.01% Add +48.1% 13,164 $372K
Dark Forest Capital Management LP 0.07% New 12,841 $363K
Truist Financial Corp. 0.00% Reduce -11.9% 12,811 $362K
Savant Capital, LLC 0.00% Reduce -6.2% 12,772 $361K
Fifth Third Bancorp 0.00% Reduce -0.2% 12,270 $347K
Advisors Asset Management, Inc. 0.01% Add +2.0% 12,222 $345K
Rakuten Investment Management, Inc. 0.00% Add +89.0% 11,901 $335K
Susquehanna International Group, LLP 0.00% Reduce -79.7% 11,628 $328K
New York State Teachers Retirement System 0.00% No change 11,600 $328K
IMC-Chicago, LLC 0.01% Reduce -3.5% 11,590 $327K
Commerce Bank 0.00% No change 11,495 $325K
Mariner, LLC 0.00% Add +27.5% 11,071 $313K
Voya Investment Management LLC 0.00% Reduce -80.0% 10,603 $299K
Toronto Dominion Bank 0.00% Reduce -1.6% 10,600 $299K
Prelude Capital Management, LLC 0.02% Reduce -53.3% 10,143 $286K
Prosperity Financial Group, Inc. 0.18% Add +9.7% 9,873 $279K
Pictet Asset Management Holding SA 0.00% No change 9,344 $264K
Avior Wealth Management, LLC 0.01% New 9,226 $261K
Captrust Financial Advisors 0.00% Reduce -9.8% 8,380 $237K
Assetmark, Inc. 0.00% Add +1.4% 7,869 $222K
Xponance LLC 0.00% Reduce -49.3% 7,782 $220K
Public Employees Retirement Association of Colorado 0.00% No change 7,635 $216K
Oppenheimer Asset Management Inc. 0.00% New 7,473 $211K
Circle Wealth Management, LLC 0.00% New 7,419 $210K
Avantax Advisory Services, Inc. 0.00% New 7,260 $205K
US Bancorp \de 0.00% Add +344.8% 7,259 $205K
Securian Asset Management, Inc. 0.00% Reduce -2.2% 5,699 $161K
Mendota Financial Group, LLC 0.07% No change 4,473 $126K
Central Pacific Bank - Trust Division 0.02% New 4,285 $121K
Cwm, LLC 0.00% Add +27.7% 4,241 $120K
Group One Trading LLC 0.00% Add +235.5% 3,966 $112K
Covestor Ltd 0.06% Reduce -16.2% 3,114 $88K
Migdal Insurance & Financial Holdings Ltd. 0.00% Add +6.3% 3,127 $88K
KBC Group NV 0.00% Add +40.6% 2,548 $72K
State of Wyoming 0.01% Add +12.4% 2,522 $71K
GAMMA Investing LLC 0.01% Add +52.2% 1,759 $50K
Quadrant Capital Group LLC 0.00% Add +0.7% 1,649 $47K
CoreCap Advisors, LLC 0.00% Reduce -12.7% 1,527 $43K
Clearstead Advisors, LLC 0.00% Add +3.2% 1,285 $36K
Huntington National Bank 0.00% Add +19.6% 1,174 $33K
Versant Capital Management, Inc 0.01% Add +1957.1% 1,152 $33K
Quent Capital, LLC 0.00% No change 1,152 $33K
Venturi Wealth Management, LLC 0.00% Add +68.2% 999 $28K
Janiczek Wealth Management, LLC 0.01% Add +6.7% 957 $27K
Signaturefd, LLC 0.00% Reduce -10.6% 904 $26K
Riverview Trust Co 0.02% No change 808 $23K
Parallel Advisors, LLC 0.00% Reduce -1.2% 663 $19K
Farther Finance Advisors, LLC 0.00% Add +153.8% 660 $18K
Principal Securities, Inc. 0.00% No change 623 $18K
Macquarie Group Ltd. 0.00% Reduce -99.6% 597 $17K
CIBC Private Wealth Group LLC 0.00% Add +431.9% 500 $16K
IFP Advisors, Inc 0.00% Add +10.4% 457 $13K
Lindbrook Capital, LLC 0.00% Add +435.3% 455 $13K
Allworth Financial LP 0.00% Reduce -8.3% 410 $12K
Parkside Financial Bank & Trust 0.00% Add +171.5% 391 $11K
Coppell Advisory Solutions LLC 0.00% — 303 $9K
First Horizon Advisors, Inc. 0.00% Reduce -55.5% 293 $8K
Bessemer Group Inc. 0.00% Reduce -94.6% 267 $8K
Creekmur Asset Management LLC 0.00% New 255 $7K
Register Financial Advisors LLC 0.00% No change 245 $7K
Spire Wealth Management 0.00% Reduce -19.0% 218 $6K
Catalyst Funds Management Pty Ltd 0.00% New 200 $6K
Householder Group Estate & Retirement Specialist, LLC 0.00% No change 200 $5K
Blue Trust, Inc. 0.00% New 171 $5K
Innealta Capital, LLC 0.00% New 127 $4K
Concord Wealth Partners 0.00% No change 120 $3K
Mather Group, Llc. 0.00% No change 125 $3K
CI Investments Inc. 0.00% Reduce -24.8% 109 $3K
Financial Network Wealth Advisors LLC 0.00% New 93 $3K
Smartleaf Asset Management LLC 0.00% Reduce -93.8% 86 $2K
Pineridge Advisors LLC 0.00% No change 85 $2K
WealthCollab, LLC 0.00% Reduce -54.9% 78 $2K
Global Retirement Partners, LLC 0.00% Add +341.2% 75 $2K
EverSource Wealth Advisors, LLC 0.00% Add +173.3% 82 $2K
Leonteq Securities AG 0.00% New 69 $2K
Bell Investment Advisors, Inc 0.00% No change 66 $2K
Ashton Thomas Private Wealth, LLC 0.00% New 64 $2K
Arax Advisory Partners 0.00% Add +67.7% 52 $1K
Nisa Investment Advisors, LLC 0.00% No change 51 $1K
St. Johns Investment Management Company, LLC 0.00% No change 50 $1K
CENTRAL TRUST Co 0.00% No change 50 $1K
Private Wealth Management Group, LLC 0.00% No change 47 $1K
MassMutual Private Wealth & Trust, FSB 0.00% New 42 $1K
UMB Bank, n.a. 0.00% New 36 $1K
Avion Wealth 0.00% New 37 $1K
Capital Advisors, Ltd. LLC 0.00% Add +310.0% 41 $1K
Rakuten Securities, Inc. 0.00% Reduce -44.4% 30 $847
MV Capital Management, Inc. 0.00% Add +2500.0% 26 $735
Farmers & Merchants Investments Inc. 0.00% No change 25 $706
Kelly Financial Services LLC 0.00% New 24 $678
JFS Wealth Advisors, LLC 0.00% No change 24 $678
Riggs Asset Managment Co. Inc. 0.00% New 20 $565
NewEdge Advisors, LLC 0.00% Reduce -82.6% 20 $565
CVA Family Office, LLC 0.00% New 19 $537
Steward Partners Investment Advisory, LLC 0.00% New 19 $537
Raleigh Capital Management Inc. 0.00% No change 15 $424
Sachetta, LLC 0.00% New 18 $404
SJS Investment Consulting Inc. 0.00% No change 8 $226
AdvisorNet Financial, Inc 0.00% Reduce -80.0% 7 $198
DiNuzzo Private Wealth, Inc. 0.00% Add +20.0% 6 $170

"% of holder's portfolio" is ALGM's weight in each manager's 13F, not the share of Allegro Microsystems Inc. the manager owns.