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, Q2 2024
Institutional positions in Allegro Microsystems, Inc. as of Jun 30, 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
- 268
- −5 vs. Q1 2024
- Shares held
- 107.2M
- +3.34M (+3.2%) vs. Q1 2024
- Total value
- $3.03B
- +$228.9M (+8.2%) vs. Q1 2024
- New holders
- 40
- 110 more added
- Sold out
- 45
- 85 more reduced
4 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 375 | $10.2B |
| Q1 2026 | 322 | $4.32B |
| Q4 2025 | 294 | $3.60B |
| Q3 2025 | 296 | $3.97B |
| Q2 2025 | 274 | $4.99B |
| Q1 2025 | 292 | $3.96B |
| Q4 2024 | 256 | $3.11B |
| Q3 2024 | 248 | $3.32B |
| Q2 2024 | 268 | $3.03B |
| Q1 2024 | 277 | $2.80B |
| Q4 2023 | 288 | $2.91B |
| Q3 2023 | 312 | $2.99B |
| Q2 2023 | 353 | $4.41B |
| Q1 2023 | 314 | $4.67B |
| Q4 2022 | 219 | $2.89B |
| Q3 2022 | 170 | $1.97B |
| Q2 2022 | 172 | $1.83B |
| Q1 2022 | 173 | $2.54B |
| Q4 2021 | 165 | $3.18B |
| Q3 2021 | 153 | $2.71B |
| Q2 2021 | 129 | $2.22B |
| Q1 2021 | 123 | $1.98B |
Institutions, Q2 2024
Shares, value and share of portfolio for each institution holding Allegro Microsystems, Inc.; share changes are against Q1 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FMR LLC | 19,719,722 | $556.9M | 0.04% | +2,176,948+12.4% | Added |
| JPMorgan Chase & Co | 9,139,050 | $258.1M | 0.02% | +3,484,890+61.6% | Added |
| Vanguard Group Inc | 8,676,064 | $245.0M | 0.00% | +276,000+3.3% | Added |
| BlackRock Inc. | 6,634,658 | $187.4M | 0.00% | −142,812−2.1% | Reduced |
| Invesco Ltd. | 5,918,105 | $167.1M | 0.04% | +1,837,972+45.0% | Added |
| State Street Corp | 3,870,938 | $109.3M | 0.00% | +364,984+10.4% | Added |
| Clearbridge Investments, LLC | 3,679,307 | $103.9M | 0.08% | −51,961−1.4% | Reduced |
| T. Rowe Price Investment Management, Inc. | 2,854,103 | $80.6M | 0.05% | +86,978+3.1% | Added |
| Principal Financial Group Inc | 2,190,817 | $61.9M | 0.04% | +11,230+0.5% | Added |
| Allspring Global Investments Holdings, LLC | 2,153,699 | $60.8M | 0.10% | −290,343−11.9% | Reduced |
| Manufacturers Life Insurance Company, The | 2,148,478 | $60.7M | 0.06% | +285,747+15.3% | Added |
| Ameriprise Financial Inc | 2,096,719 | $59.2M | 0.02% | +1,704,622+434.7% | Added |
| Morgan Stanley | 2,079,297 | $58.7M | 0.00% | −1,435,334−40.8% | Reduced |
| Artisan Partners Limited Partnership | 1,606,791 | $45.4M | 0.07% | −9,293−0.6% | Reduced |
| Adage Capital Partners GP, L.L.C. | 1,496,567 | $42.3M | 0.08% | +398,365+36.3% | Added |
| Woodline Partners LP | 1,443,770 | $40.8M | 0.39% | +1,443,770 | New |
| Geode Capital Management, LLC | 1,373,690 | $38.8M | 0.00% | +21,857+1.6% | Added |
| Westfield Capital Management Co LP | 1,303,296 | $36.8M | 0.18% | +1,303,296 | New |
| Dimensional Fund Advisors LP | 1,282,122 | $36.2M | 0.01% | +397,681+45.0% | Added |
| Goldman Sachs Group Inc | 1,152,602 | $32.5M | 0.01% | +250,243+27.7% | Added |
| Summit Partners Public Asset Management, LLC | 1,130,209 | $31.9M | 1.47% | +1,130,209 | New |
| GW&K Investment Management, LLC | 1,085,996 | $30.7M | 0.28% | +29,983+2.8% | Added |
| First Trust Advisors LP | 1,038,072 | $29.3M | 0.03% | −63,584−5.8% | Reduced |
| Millennium Management LLC | 1,012,452 | $28.6M | 0.02% | −516,131−33.8% | Reduced |
| Massachusetts Financial Services Co | 984,297 | $27.8M | 0.01% | +25,497+2.7% | Added |
| Analog Century Management LP | 947,782 | $26.8M | 2.65% | +20,052+2.2% | Added |
| Two Sigma Investments, LP | 865,597 | $24.4M | 0.06% | +376,663+77.0% | Added |
| Bank of New York Mellon Corp | 805,081 | $22.7M | 0.00% | +127,094+18.7% | Added |
| Norges Bank | 787,645 | $22.2M | 0.00% | +89,982+12.9% | Added |
| Amundi | 721,155 | $22.1M | 0.01% | −385,196−34.8% | Reduced |
| New York State Common Retirement Fund | 731,719 | $20.7M | 0.03% | +70,006+10.6% | Added |
| Federated Hermes, Inc. | 702,511 | $19.8M | 0.05% | −3070.0% | Reduced |
| Charles Schwab Investment Management Inc | 677,769 | $19.1M | 0.00% | −5,976−0.9% | Reduced |
| Cinctive Capital Management LP | 587,228 | $16.6M | 0.89% | −261,115−30.8% | Reduced |
| Penn Capital Management Co Inc | 556,508 | $15.8M | 1.50% | +45,847+9.0% | Added |
| Schroder Investment Management Group | 557,201 | $15.7M | 0.02% | −2,280−0.4% | Reduced |
| Silvercrest Asset Management Group LLC | 539,185 | $15.2M | 0.10% | −93,361−14.8% | Reduced |
| Northern Trust Corp | 521,124 | $14.7M | 0.00% | +62,641+13.7% | Added |
| Two Sigma Advisers, LP | 514,600 | $14.5M | 0.03% | +142,800+38.4% | Added |
| Bank of America Corp | 500,404 | $14.1M | 0.00% | −72,396−12.6% | Reduced |
| Fort Washington Investment Advisors Inc | 464,591 | $13.1M | 0.09% | +464,591 | New |
| Scout Investments, Inc. | 389,390 | $11.0M | 0.30% | +389,390 | New |
| S Squared Technology, LLC | 337,451 | $9.53M | 4.21% | +20,000+6.3% | Added |
| Comerica Bank | 330,188 | $9.32M | 0.04% | +300,609+1,016.3% | Added |
| UBS Group AG | 313,433 | $8.85M | 0.00% | +65,509+26.4% | Added |
| Kennedy Capital Management, Inc. | 305,427 | $8.63M | 0.18% | +10,309+3.5% | Added |
| Trillium Asset Management, LLC | 284,877 | $8.04M | 0.20% | +19,184+7.2% | Added |
| Mirae Asset Global Investments Co., Ltd. | 278,112 | $7.84M | 0.04% | +88,743+46.9% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 242,612 | $6.85M | 0.01% | +94,344+63.6% | Added |
| Oberweis Asset Management Inc | 226,100 | $6.39M | 0.39% | +4,820+2.2% | Added |
| Granahan Investment Management Inc | 219,404 | $6.20M | 0.25% | +63,424+40.7% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 205,018 | $5.79M | 0.02% | +234+0.1% | Added |
| Alyeska Investment Group, L.P. | 200,000 | $5.65M | 0.03% | +140,000+233.3% | Added |
| Rhumbline Advisers | 199,257 | $5.63M | 0.01% | −7,891−3.8% | Reduced |
| Nuveen Asset Management, LLC | 196,117 | $5.54M | 0.00% | −255,827−56.6% | Reduced |
| Granite Investment Partners, LLC | 195,458 | $5.52M | 0.23% | −3,494−1.8% | Reduced |
| Wells Fargo & Company | 193,442 | $5.46M | 0.00% | −119,542−38.2% | Reduced |
| ArrowMark Colorado Holdings LLC | 193,260 | $5.46M | 0.07% | −7,522−3.7% | Reduced |
| UBS Asset Management Americas Inc | 180,228 | $5.09M | 0.00% | +48,365+36.7% | Added |
| Deutsche Bank AG | 179,225 | $5.06M | 0.00% | −176,094−49.6% | Reduced |
| Lazard Asset Management LLC | 174,212 | $4.92M | 0.01% | +10,064+6.1% | Added |
| Swiss National Bank | 171,000 | $4.83M | 0.00% | +19,400+12.8% | Added |
| Balyasny Asset Management LLC | 168,507 | $4.76M | 0.01% | −988,821−85.4% | Reduced |
| SEI Investments Co | 165,882 | $4.68M | 0.01% | +5,068+3.2% | Added |
| State of Wisconsin Investment Board | 156,788 | $4.43M | 0.01% | −1,799−1.1% | Reduced |
| Crestline Management, LP | 145,000 | $4.09M | 0.32% | +145,000 | New |
| Retirement Systems of Alabama | 129,194 | $3.65M | 0.01% | −1,537−1.2% | Reduced |
| Atom Investors LP | 122,986 | $3.47M | 0.35% | +14,948+13.8% | Added |
| Allianz Asset Management GmbH | 120,454 | $3.40M | 0.01% | −89,477−42.6% | Reduced |
| Eisler Capital (US) LLC | 118,638 | $3.35M | 0.63% | +118,638 | New |
| Legal & General Group Plc | 118,062 | $3.33M | 0.00% | +1,833+1.6% | Added |
| Jane Street Group, LLC | 113,514 | $3.21M | 0.00% | +38,596+51.5% | Added |
| 1832 Asset Management L.P. | 113,048 | $3.19M | 0.01% | −879,652−88.6% | Reduced |
| Citadel Advisors LLC | 112,175 | $3.17M | 0.00% | −499,570−81.7% | Reduced |
| Alliancebernstein L.P. | 110,516 | $3.12M | 0.00% | +2,037+1.9% | Added |
| State of Alaska, Department of Revenue | 109,740 | $3.10M | 0.03% | 00.0% | Unchanged |
| Robbins Farley LLC | 108,851 | $3.07M | 1.63% | +4,467+4.3% | Added |
| Royce & Associates LP | 104,001 | $2.94M | 0.03% | +104,001 | New |
| Envestnet Asset Management Inc | 101,459 | $2.87M | 0.00% | +6,391+6.7% | Added |
| Man Group plc | 95,024 | $2.68M | 0.01% | −15,487−14.0% | Reduced |
| Bridgewater Associates, LP | 94,425 | $2.67M | 0.01% | +94,425 | New |
| Citigroup Inc | 93,622 | $2.64M | 0.00% | +24,586+35.6% | Added |
| Corebridge Financial, Inc. | 90,412 | $2.55M | 0.01% | +90,412 | New |
| Raymond James & Associates | 84,554 | $2.39M | 0.00% | +4,380+5.5% | Added |
| California State Teachers Retirement System | 83,999 | $2.37M | 0.00% | +6,360+8.2% | Added |
| Ecofi Investissements SA | 81,400 | $2.35M | 1.31% | +81,400 | New |
| Holocene Advisors, LP | 78,015 | $2.20M | 0.01% | −91,317−53.9% | Reduced |
| Jefferies Financial Group Inc. | 77,500 | $2.19M | 0.04% | +77,500 | New |
| Kornitzer Capital Management Inc | 75,000 | $2.12M | 0.04% | 00.0% | Unchanged |
| Redwood Investments, LLC | 65,744 | $1.84M | 0.63% | −23,175−26.1% | Reduced |
| Gotham Asset Management, LLC | 63,865 | $1.80M | 0.02% | +30,613+92.1% | Added |
| TD Asset Management Inc | 58,600 | $1.65M | 0.00% | +5,200+9.7% | Added |
| Aurora Investment Counsel | 56,005 | $1.58M | 0.93% | −1,443−2.5% | Reduced |
| Russell Investments Group, Ltd. | 54,172 | $1.53M | 0.00% | −1,562−2.8% | Reduced |
| LPL Financial LLC | 52,463 | $1.48M | 0.00% | −6,601−11.2% | Reduced |
| Susquehanna Fundamental Investments, LLC | 51,487 | $1.45M | 0.03% | −2,623−4.8% | Reduced |
| Needham Investment Management LLC | 51,000 | $1.44M | 0.12% | +6,000+13.3% | Added |
| Covea Finance | 45,000 | $1.27M | 0.06% | 00.0% | Unchanged |
| Royal Bank of Canada | 44,272 | $1.25M | 0.00% | −160,125−78.3% | Reduced |
| State Board of Administration of Florida Retirement System | 43,823 | $1.24M | 0.00% | +13,190+43.1% | Added |