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 2025
Institutional positions in Allegro Microsystems, Inc. as of Jun 30, 2025. 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
- 274
- −15 vs. Q1 2025
- Shares held
- 146.0M
- −9.87M (−6.3%) vs. Q1 2025
- Total value
- $4.99B
- +$1.07B (+27.4%) vs. Q1 2025
- New holders
- 53
- 95 more added
- Sold out
- 68
- 103 more reduced
3 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2025: 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 2025
Shares, value and share of portfolio for each institution holding Allegro Microsystems, Inc.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Bryce Point Capital, LLC | 0 | $0 | 0.00% | −29,971−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −26,468−100.0% | Sold out |
| ClearAlpha Technologies LP | 0 | $0 | 0.00% | −24,000−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −22,160−100.0% | Sold out |
| Woodline Partners LP | 0 | $0 | 0.00% | −19,222−100.0% | Sold out |
| Shay Capital LLC | 0 | $0 | 0.00% | −15,000−100.0% | Sold out |
| Pacer Advisors, Inc. | 0 | $0 | 0.00% | −13,043−100.0% | Sold out |
| Bailard, Inc. | 0 | $0 | 0.00% | −11,600−100.0% | Sold out |
| Fiduciary Trust Co | 0 | $0 | 0.00% | −10,768−100.0% | Sold out |
| Cantor Fitzgerald, L. P. | 0 | $0 | 0.00% | −9,822−100.0% | Sold out |
| 111 Capital | 0 | $0 | 0.00% | −9,443−100.0% | Sold out |
| Cetera Investment Advisers | 0 | $0 | 0.00% | −9,392−100.0% | Sold out |
| Cresset Asset Management, LLC | 0 | $0 | 0.00% | −8,058−100.0% | Sold out |
| West Tower Group, LLC | 0 | $0 | 0.00% | −8,000−100.0% | Sold out |
| DekaBank Deutsche Girozentrale | 0 | $0 | 0.00% | −2,909−100.0% | Sold out |
| Coldstream Capital Management Inc | 0 | $0 | 0.00% | −2,730−100.0% | Sold out |
| Quent Capital, LLC | 0 | $0 | 0.00% | −1,023−100.0% | Sold out |
| Quadrant Capital Group LLC | 0 | $0 | 0.00% | −935−100.0% | Sold out |
| Riverview Trust Co | 0 | $0 | 0.00% | −808−100.0% | Sold out |
| Cloud Capital Management, LLC | 0 | $0 | 0.00% | −513−100.0% | Sold out |
| Larson Financial Group LLC | 0 | $0 | 0.00% | −190−100.0% | Sold out |
| Sachetta, LLC | 0 | $0 | 0.00% | −137−100.0% | Sold out |
| Mather Group, LLC. | 0 | $0 | 0.00% | −125−100.0% | Sold out |
| Boston Private Wealth LLC | 0 | $0 | 0.00% | −125−100.0% | Sold out |
| Hexagon Capital Partners LLC | 0 | $0 | 0.00% | −65−100.0% | Sold out |
| St. Johns Investment Management Company, LLC | 0 | $0 | 0.00% | −50−100.0% | Sold out |
| Northwestern Mutual Wealth Management Co | 0 | $0 | 0.00% | −41−100.0% | Sold out |
| Golden State Wealth Management, LLC | 0 | $0 | 0.00% | −33−100.0% | Sold out |
| Private Wealth Management Group, LLC | 0 | $0 | 0.00% | −25−100.0% | Sold out |
| Smartleaf Asset Management LLC | 0 | $0 | 0.00% | −25−100.0% | Sold out |
| Riggs Asset Managment Co. Inc. | 0 | $0 | 0.00% | −21−100.0% | Sold out |
| CVA Family Office, LLC | 0 | $0 | 0.00% | −20−100.0% | Sold out |
| Hughes Financial Services, LLC | 0 | $0 | 0.00% | −18−100.0% | Sold out |
| TD Capital Management LLC | 0 | $0 | 0.00% | −12−100.0% | Sold out |
| Global Financial Private Client, LLC | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| Highline Wealth Partners LLC | 0 | $0 | 0.00% | −8−100.0% | Sold out |
| True Wealth Design, LLC | 0 | $0 | 0.00% | −5−100.0% | Sold out |
| DiNuzzo Private Wealth, Inc. | 0 | $0 | 0.00% | −4−100.0% | Sold out |
| Bay Harbor Wealth Management, LLC | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| JFS Wealth Advisors, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| HFM Investment Advisors, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Hemington Wealth Management | 0 | $0 | 0.00% | −24−100.0% | Sold out |
| Kodai Capital Management LP | – | – | – | – | Not filed |
| Lindbrook Capital, LLC | – | – | – | – | Not filed |
| Sandy Spring Bank | – | – | – | – | Not filed |