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 2024
Institutional positions in Allegro Microsystems, Inc. as of Sep 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
- 248
- −17 vs. Q2 2024
- Shares held
- 142.7M
- +42.2M (+42.0%) vs. Q2 2024
- Total value
- $3.32B
- +$483.8M (+17.0%) vs. Q2 2024
- New holders
- 43
- 115 more added
- Sold out
- 60
- 69 more reduced
3 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2024
Shares, value and share of portfolio for each institution holding Allegro Microsystems, Inc.; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Toronto Dominion Bank | 15,832 | $368.9K | 0.00% | +5,232+49.4% | Added |
| Pictet Asset Management Holding SA | 15,966 | $372.0K | 0.00% | +6,622+70.9% | Added |
| Voya Investment Management LLC | 15,968 | $372.1K | 0.00% | +5,365+50.6% | Added |
| Mackenzie Financial Corp | 17,701 | $412.4K | 0.00% | +106+0.6% | Added |
| JustInvest LLC | 18,403 | $428.8K | 0.01% | +5,239+39.8% | Added |
| Advisors Asset Management, Inc. | 18,441 | $429.7K | 0.01% | +6,219+50.9% | Added |
| Handelsbanken Fonder AB | 18,500 | $431.0K | 0.00% | 00.0% | Unchanged |
| Canada Pension Plan Investment Board | 18,500 | $431.1K | 0.00% | +18,500 | New |
| American Century Companies Inc | 19,237 | $448.2K | 0.00% | +2,614+15.7% | Added |
| HSBC Holdings PLC | 19,388 | $452.3K | 0.00% | +2,720+16.3% | Added |
| Cresset Asset Management, LLC | 19,589 | $456.4K | 0.00% | −3,812−16.3% | Reduced |
| Pathstone Holdings, LLC | 21,280 | $495.8K | 0.00% | −2,128−9.1% | Reduced |
| Bank of Montreal | 20,607 | $501.0K | 0.00% | +20,607 | New |
| Illinois Municipal Retirement Fund | 22,032 | $513.3K | 0.01% | 00.0% | Unchanged |
| Virtu Financial LLC | 22,152 | $516.0K | 0.03% | +22,152 | New |
| Circle Wealth Management, LLC | 22,561 | $525.2K | 0.01% | +15,142+204.1% | Added |
| Teachers Retirement System of the State of Kentucky | 22,733 | $530.0K | 0.00% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 22,783 | $531.0K | 0.00% | −4,618−16.9% | Reduced |
| New York State Teachers Retirement System | 22,900 | $534.0K | 0.00% | +11,300+97.4% | Added |
| Ensign Peak Advisors, Inc | 23,466 | $546.8K | 0.00% | 00.0% | Unchanged |
| Allspring Global Investments Holdings, LLC | 23,480 | $547.1K | 0.00% | −2,130,219−98.9% | Reduced |
| Prelude Capital Management, LLC | 23,863 | $556.0K | 0.04% | +13,720+135.3% | Added |
| Mirae Asset Global Investments Co., Ltd. | 23,823 | $579.1K | 0.00% | −254,289−91.4% | Reduced |
| ProShare Advisors LLC | 27,306 | $636.2K | 0.00% | +14,026+105.6% | Added |
| Natixis Advisors, L.P. | 30,062 | $700.0K | 0.00% | +1,625+5.7% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 30,691 | $715.1K | 0.00% | −5,756−15.8% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 31,292 | $729.1K | 0.00% | +11,556+58.6% | Added |
| Oregon Public Employees Retirement Fund | 31,437 | $732.5K | 0.01% | +16,640+112.5% | Added |
| Victory Capital Management Inc | 31,461 | $733.0K | 0.00% | +14,925+90.3% | Added |
| Ameritas Investment Partners, Inc. | 31,889 | $743.0K | 0.02% | +16,690+109.8% | Added |
| M&T Bank Corp | 32,774 | $763.4K | 0.00% | +10,778+49.0% | Added |
| Sherbrooke Park Advisers LLC | 34,158 | $795.9K | 0.18% | +34,158 | New |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 34,263 | $798.3K | 0.01% | +18,425+116.3% | Added |
| Northwestern Mutual Investment Management Company, LLC | 34,485 | $803.5K | 0.02% | +18,537+116.2% | Added |
| Arizona State Retirement System | 34,648 | $807.3K | 0.01% | +10,319+42.4% | Added |
| Thrivent Financial for Lutherans | 36,516 | $851.0K | 0.00% | +19,251+111.5% | Added |
| State of Michigan Retirement System | 36,900 | $859.8K | 0.00% | +19,700+114.5% | Added |
| Guggenheim Capital LLC | 37,952 | $884.3K | 0.01% | +9,632+34.0% | Added |
| Citigroup Inc | 38,691 | $901.5K | 0.00% | −54,931−58.7% | Reduced |
| Monashee Investment Management LLC | 40,000 | $932.0K | 0.10% | +40,000 | New |
| Alps Advisors Inc | 42,477 | $989.7K | 0.01% | +9,693+29.6% | Added |
| Louisiana State Employees Retirement System | 43,100 | $1.00M | 0.02% | +22,900+113.4% | Added |
| State Board of Administration of Florida Retirement System | 43,823 | $1.02M | 0.00% | 00.0% | Unchanged |
| Public Employees Retirement System of Ohio | 44,936 | $1.05M | 0.00% | +16,064+55.6% | Added |
| LPL Financial LLC | 46,129 | $1.07M | 0.00% | −6,334−12.1% | Reduced |
| Atom Investors LP | 47,115 | $1.10M | 0.11% | −75,871−61.7% | Reduced |
| State of Tennessee, Treasury Department | 48,000 | $1.12M | 0.00% | +13,000+37.1% | Added |
| Crestline Management, LP | 48,554 | $1.13M | 0.06% | −96,446−66.5% | Reduced |
| Janus Henderson Group PLC | 51,229 | $1.19M | 0.00% | +15,172+42.1% | Added |
| Pacer Advisors, Inc. | 51,852 | $1.21M | 0.00% | +18,588+55.9% | Added |
| Amundi | 58,347 | $1.21M | 0.00% | −662,808−91.9% | Reduced |
| Treasurer of the State of North Carolina | 53,668 | $1.25M | 0.00% | +20,940+64.0% | Added |
| Bayesian Capital Management, LP | 54,892 | $1.28M | 0.15% | +38,800+241.1% | Added |
| Verition Fund Management LLC | 55,532 | $1.29M | 0.01% | +14,284+34.6% | Added |
| Ecofi Investissements SA | 71,400 | $1.30M | 0.86% | −10,000−12.3% | Reduced |
| Yousif Capital Management, LLC | 56,218 | $1.31M | 0.01% | +26,314+88.0% | Added |
| Price T Rowe Associates Inc | 59,128 | $1.38M | 0.00% | +19,085+47.7% | Added |
| Aurora Investment Counsel | 60,806 | $1.42M | 0.77% | +4,801+8.6% | Added |
| Danske Bank A/S | 61,330 | $1.43M | 0.00% | +20,718+51.0% | Added |
| Neuberger Berman Group LLC | 67,927 | $1.58M | 0.00% | +67,927 | New |
| Man Group plc | 72,206 | $1.68M | 0.00% | −22,818−24.0% | Reduced |
| Amalgamated Bank | 72,399 | $1.69M | 0.01% | +36,042+99.1% | Added |
| Needham Investment Management LLC | 72,500 | $1.69M | 0.13% | +21,500+42.2% | Added |
| Russell Investments Group, Ltd. | 74,819 | $1.74M | 0.00% | +20,647+38.1% | Added |
| Royal Bank of Canada | 75,452 | $1.76M | 0.00% | +31,180+70.4% | Added |
| Barclays PLC | 75,620 | $1.76M | 0.00% | +35,417+88.1% | Added |
| Raymond James & Associates | 77,236 | $1.80M | 0.00% | −7,318−8.7% | Reduced |
| MetLife Investment Management | 79,763 | $1.86M | 0.01% | +42,068+111.6% | Added |
| State of New Jersey Common Pension Fund D | 81,095 | $1.89M | 0.01% | +81,095 | New |
| Mutual of America Capital Management LLC | 84,003 | $1.96M | 0.02% | +43,090+105.3% | Added |
| Envestnet Asset Management Inc | 86,455 | $2.01M | 0.00% | −15,004−14.8% | Reduced |
| Squarepoint Ops LLC | 94,669 | $2.21M | 0.01% | +94,669 | New |
| California State Teachers Retirement System | 114,072 | $2.66M | 0.00% | +30,073+35.8% | Added |
| Robbins Farley LLC | 118,058 | $2.75M | 1.39% | +9,207+8.5% | Added |
| State of Alaska, Department of Revenue | 120,110 | $2.80M | 0.03% | +10,370+9.4% | Added |
| Allianz Asset Management GmbH | 120,454 | $2.81M | 0.00% | 00.0% | Unchanged |
| State of Wisconsin Investment Board | 159,644 | $3.72M | 0.01% | +2,856+1.8% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 161,690 | $3.77M | 0.01% | +161,690 | New |
| Corebridge Financial, Inc. | 183,563 | $4.28M | 0.02% | +93,151+103.0% | Added |
| Alliancebernstein L.P. | 186,546 | $4.35M | 0.00% | +76,030+68.8% | Added |
| UBS Asset Management Americas Inc | 194,322 | $4.53M | 0.00% | +14,094+7.8% | Added |
| Legal & General Group Plc | 195,063 | $4.54M | 0.00% | +77,001+65.2% | Added |
| Holocene Advisors, LP | 196,831 | $4.59M | 0.02% | +118,816+152.3% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 223,183 | $5.20M | 0.01% | +18,165+8.9% | Added |
| Kennedy Capital Management, Inc. | 227,235 | $5.29M | 0.12% | −78,192−25.6% | Reduced |
| Goldman Sachs Group Inc | 229,314 | $5.34M | 0.00% | −923,288−80.1% | Reduced |
| Retirement Systems of Alabama | 229,815 | $5.35M | 0.02% | +100,621+77.9% | Added |
| Wells Fargo & Company | 234,672 | $5.47M | 0.00% | +41,230+21.3% | Added |
| Swiss National Bank | 235,000 | $5.48M | 0.00% | +64,000+37.4% | Added |
| Nuveen Asset Management, LLC | 246,131 | $5.73M | 0.00% | +50,014+25.5% | Added |
| ArrowMark Colorado Holdings LLC | 248,561 | $5.79M | 0.07% | +55,301+28.6% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 254,069 | $5.92M | 0.01% | +11,457+4.7% | Added |
| Polar Asset Management Partners Inc. | 257,404 | $6.00M | 0.14% | +257,404 | New |
| Penn Capital Management Co Inc | 271,358 | $6.34M | 0.58% | −285,150−51.2% | Reduced |
| Trillium Asset Management, LLC | 277,557 | $6.47M | 0.16% | −7,320−2.6% | Reduced |
| Granahan Investment Management Inc | 283,275 | $6.60M | 0.26% | +63,871+29.1% | Added |
| Pier Capital, LLC | 322,495 | $7.51M | 1.06% | +322,495 | New |
| UBS Group AG | 328,724 | $7.66M | 0.00% | +15,291+4.9% | Added |
| Lazard Asset Management LLC | 331,263 | $7.72M | 0.01% | +157,051+90.1% | Added |
| Susquehanna International Group, LLP | 350,452 | $8.17M | 0.01% | +338,824+2,913.9% | Added |