Institutional Ownership
Allegro Microsystems Inc
CUSIP 01749D105COMALGMQ1 2026
Institutional Holders
310
13F filers
Shares Held
123.92M
Aggregate institutional
Institutional Value
$3.79B
Q1 2026
Net New Holders
+23
59 new · 36 closed
Institutional Ownership Trend
Aggregate 13F value by quarter
Multi-quarter trend — upgrade to see history
UpgradePosition Activity
Q1 2026
New positions59
Increased124
Decreased84
Sold out36
Institutional Holders
310 funds hold this security · Q1 2026
| # | Fund | Shares | Value | Δ Shares | Activity |
|---|---|---|---|---|---|
| 1 | Fmr LLC | 27.42M | $864.59M | +3.79M | Added |
| 2 | Blackrock, Inc. | 12.49M | $393.96M | +293.4K | Added |
| 3 | Capital Research Global Investors | 12.44M | $392.09M | −675.7K | Reduced |
| 4 | Invesco Ltd. | 8.75M | $275.93M | +1.10M | Added |
| 5 | Jpmorgan Chase & Co | 8.65M | $242.60M | +1.30M | Added |
| 6 | State Street Corp | 5.23M | $164.84M | −131.4K | Reduced |
| 7 | Clearbridge Investments, LLC | 2.86M | $90.29M | −53.1K | Reduced |
| 8 | Geode Capital Management, LLC | 2.46M | $77.48M | +62.9K | Added |
| 9 | Morgan Stanley | 2.28M | $71.74M | +42.1K | Added |
| 10 | Dimensional Fund Advisors LP | 2.17M | $68.40M | +30.3K | Added |
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