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.
| 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, Q4 2024
Shares, value and share of portfolio for each institution holding Allegro Microsystems, Inc.; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| The PNC Financial Services Group, Inc. | 15,261 | $333.6K | 0.00% | +12+0.1% | Added |
| Nomura Holdings Inc | 17,333 | $378.9K | 0.00% | +17,333 | New |
| JustInvest LLC | 17,645 | $385.7K | 0.01% | −758−4.1% | Reduced |
| Pictet Asset Management Holding SA | 17,653 | $385.9K | 0.00% | +1,687+10.6% | Added |
| Quantinno Capital Management LP | 18,011 | $393.7K | 0.00% | +2,436+15.6% | Added |
| Mackenzie Financial Corp | 18,192 | $397.7K | 0.00% | +491+2.8% | Added |
| Circle Wealth Management, LLC | 18,208 | $398.0K | 0.01% | −4,353−19.3% | Reduced |
| American Century Companies Inc | 18,742 | $409.7K | 0.00% | −495−2.6% | Reduced |
| Toronto Dominion Bank | 19,085 | $417.2K | 0.00% | +3,253+20.5% | Added |
| Advisors Asset Management, Inc. | 19,149 | $418.6K | 0.01% | +708+3.8% | Added |
| Pathstone Holdings, LLC | 19,326 | $422.5K | 0.00% | −1,954−9.2% | Reduced |
| Tower Research Capital LLC (TRC) | 20,298 | $443.7K | 0.01% | +17,377+594.9% | Added |
| Engineers Gate Manager LP | 20,564 | $449.5K | 0.01% | +20,564 | New |
| Van Eck Associates Corp | 22,298 | $487.0K | 0.00% | +14,922+202.3% | Added |
| KBC Group NV | 22,335 | $488.0K | 0.00% | +18,745+522.1% | Added |
| Teachers Retirement System of the State of Kentucky | 22,733 | $497.0K | 0.00% | 00.0% | Unchanged |
| New York State Teachers Retirement System | 22,900 | $501.0K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 22,698 | $505.9K | 0.00% | −1,125−4.7% | Reduced |
| ProShare Advisors LLC | 23,191 | $507.0K | 0.00% | −4,115−15.1% | Reduced |
| Ensign Peak Advisors, Inc | 23,466 | $513.0K | 0.00% | 00.0% | Unchanged |
| Allspring Global Investments Holdings, LLC | 22,585 | $515.2K | 0.00% | −895−3.8% | Reduced |
| Ameritas Investment Partners, Inc. | 26,164 | $571.9K | 0.02% | −5,725−18.0% | Reduced |
| Natixis Advisors, L.P. | 26,171 | $572.0K | 0.00% | −3,891−12.9% | Reduced |
| Deutsche Bank AG | 26,237 | $573.5K | 0.00% | +19,609+295.9% | Added |
| Oregon Public Employees Retirement Fund | 26,537 | $580.1K | 0.01% | −4,900−15.6% | Reduced |
| KLP Kapitalforvaltning AS | 27,600 | $603.3K | 0.00% | +27,600 | New |
| Guggenheim Capital LLC | 27,999 | $612.1K | 0.01% | −9,953−26.2% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 28,850 | $630.7K | 0.00% | −5,413−15.8% | Reduced |
| Northwestern Mutual Investment Management Company, LLC | 29,033 | $634.7K | 0.01% | −5,452−15.8% | Reduced |
| Oak Thistle LLC | 29,688 | $649.0K | 0.19% | +29,688 | New |
| Sumitomo Mitsui Trust Holdings, Inc. | 30,691 | $670.9K | 0.00% | 00.0% | Unchanged |
| Thrivent Financial for Lutherans | 30,736 | $672.0K | 0.00% | −5,780−15.8% | Reduced |
| State of Michigan Retirement System | 30,900 | $675.5K | 0.00% | −6,000−16.3% | Reduced |
| Aurora Investment Counsel | 31,373 | $685.8K | 0.38% | −29,433−48.4% | Reduced |
| New Mexico Educational Retirement Board | 31,881 | $697.0K | 0.02% | +18,581+139.7% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 32,851 | $718.1K | 0.00% | +1,559+5.0% | Added |
| Group One Trading, L.P. | 34,900 | $762.9K | 0.03% | +34,900 | New |
| M&T Bank Corp | 35,503 | $776.2K | 0.00% | +2,729+8.3% | Added |
| Weiss Asset Management LP | 35,782 | $782.2K | 0.02% | +35,782 | New |
| Louisiana State Employees Retirement System | 36,300 | $793.5K | 0.01% | −6,800−15.8% | Reduced |
| Handelsbanken Fonder AB | 36,400 | $796.0K | 0.00% | +17,900+96.8% | Added |
| Arizona State Retirement System | 37,293 | $815.2K | 0.00% | +2,645+7.6% | Added |
| LPL Financial LLC | 39,499 | $863.4K | 0.00% | −6,630−14.4% | Reduced |
| Victory Capital Management Inc | 39,536 | $864.3K | 0.00% | +8,075+25.7% | Added |
| Jane Street Group, LLC | 40,773 | $891.3K | 0.00% | +40,773 | New |
| Public Employees Retirement System of Ohio | 42,685 | $933.1K | 0.00% | −2,251−5.0% | Reduced |
| Alps Advisors Inc | 43,371 | $948.1K | 0.01% | +894+2.1% | Added |
| Concentric Capital Strategies, LP | 43,703 | $955.3K | 0.06% | +43,703 | New |
| Police & Firemen's Retirement System of New Jersey | 45,091 | $985.7K | 0.01% | +45,091 | New |
| Yousif Capital Management, LLC | 45,648 | $997.9K | 0.01% | −10,570−18.8% | Reduced |
| Treasurer of the State of North Carolina | 54,008 | $1.18M | 0.00% | +340+0.6% | Added |
| HSBC Holdings PLC | 53,893 | $1.19M | 0.00% | +34,505+178.0% | Added |
| Ecofi Investissements SA | 61,200 | $1.24M | 0.77% | −10,200−14.3% | Reduced |
| Janus Henderson Group PLC | 57,329 | $1.25M | 0.00% | +6,100+11.9% | Added |
| Pacer Advisors, Inc. | 59,366 | $1.30M | 0.00% | +7,514+14.5% | Added |
| State of Alaska, Department of Revenue | 61,011 | $1.33M | 0.01% | −59,099−49.2% | Reduced |
| Amundi | 56,994 | $1.35M | 0.00% | −1,353−2.3% | Reduced |
| Amalgamated Bank | 61,797 | $1.35M | 0.01% | −10,602−14.6% | Reduced |
| Marshall Wace, LLP | 62,737 | $1.37M | 0.00% | +62,737 | New |
| Atom Investors LP | 64,716 | $1.41M | 0.18% | +17,601+37.4% | Added |
| Bryce Point Capital, LLC | 66,154 | $1.45M | 0.42% | +66,154 | New |
| Susquehanna International Group, LLP | 67,533 | $1.48M | 0.00% | −282,919−80.7% | Reduced |
| Mutual of America Capital Management LLC | 69,005 | $1.51M | 0.02% | −14,998−17.9% | Reduced |
| Royal Bank of Canada | 69,369 | $1.52M | 0.00% | −6,083−8.1% | Reduced |
| MetLife Investment Management | 73,498 | $1.61M | 0.01% | −6,265−7.9% | Reduced |
| Envestnet Asset Management Inc | 76,787 | $1.68M | 0.00% | −9,668−11.2% | Reduced |
| Price T Rowe Associates Inc | 79,464 | $1.74M | 0.00% | +20,336+34.4% | Added |
| State Board of Administration of Florida Retirement System | 79,863 | $1.75M | 0.00% | +36,040+82.2% | Added |
| Needham Investment Management LLC | 90,000 | $1.97M | 0.15% | +17,500+24.1% | Added |
| Frontier Capital Management Co LLC | 91,194 | $1.99M | 0.02% | +91,194 | New |
| State of Tennessee, Treasury Department | 93,365 | $2.04M | 0.01% | +45,365+94.5% | Added |
| Manufacturers Life Insurance Company, The | 102,281 | $2.24M | 0.00% | −2,050,641−95.2% | Reduced |
| State of Wisconsin Investment Board | 115,835 | $2.53M | 0.01% | −43,809−27.4% | Reduced |
| Verition Fund Management LLC | 119,551 | $2.61M | 0.01% | +64,019+115.3% | Added |
| California State Teachers Retirement System | 120,042 | $2.62M | 0.00% | +5,970+5.2% | Added |
| Allianz Asset Management GmbH | 120,454 | $2.63M | 0.00% | 00.0% | Unchanged |
| New Age Alpha Advisors, LLC | 120,623 | $2.64M | 0.11% | +120,623 | New |
| Citigroup Inc | 133,200 | $2.91M | 0.00% | +94,509+244.3% | Added |
| Wells Fargo & Company | 137,846 | $3.01M | 0.00% | −96,826−41.3% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 140,245 | $3.07M | 0.01% | −21,445−13.3% | Reduced |
| HRT Financial LP | 141,888 | $3.10M | 0.02% | +141,888 | New |
| Corebridge Financial, Inc. | 147,756 | $3.23M | 0.02% | −35,807−19.5% | Reduced |
| LMR Partners LLP | 150,000 | $3.28M | 0.06% | +150,000 | New |
| Barclays PLC | 156,325 | $3.42M | 0.00% | +80,705+106.7% | Added |
| Kennedy Capital Management, Inc. | 162,766 | $3.56M | 0.08% | −64,469−28.4% | Reduced |
| Legal & General Group Plc | 189,403 | $4.14M | 0.00% | −5,660−2.9% | Reduced |
| Jain Global LLC | 189,962 | $4.15M | 0.12% | +189,962 | New |
| Retirement Systems of Alabama | 199,834 | $4.37M | 0.02% | −29,981−13.0% | Reduced |
| Granahan Investment Management Inc | 201,817 | $4.41M | 0.18% | −81,458−28.8% | Reduced |
| Lightrock Netherlands B.V. | 203,433 | $4.47M | 1.57% | +203,433 | New |
| Holocene Advisors, LP | 210,218 | $4.60M | 0.01% | +13,387+6.8% | Added |
| Goldman Sachs Group Inc | 212,014 | $4.63M | 0.00% | −17,300−7.5% | Reduced |
| Nuveen Asset Management, LLC | 227,956 | $4.98M | 0.00% | −18,175−7.4% | Reduced |
| Swiss National Bank | 253,200 | $5.53M | 0.00% | +18,200+7.7% | Added |
| Trillium Asset Management, LLC | 256,810 | $5.61M | 0.15% | −20,747−7.5% | Reduced |
| ArrowMark Colorado Holdings LLC | 267,249 | $5.84M | 0.08% | +18,688+7.5% | Added |
| UBS Asset Management Americas Inc | 269,003 | $5.88M | 0.00% | +74,681+38.4% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 256,867 | $6.09M | 0.01% | +2,798+1.1% | Added |
| Rhumbline Advisers | 325,835 | $7.12M | 0.01% | −37,279−10.3% | Reduced |
| Bank of America Corp | 339,450 | $7.42M | 0.00% | −308,468−47.6% | Reduced |