ALGM

ALLEGRO MICROSYSTEMS INC

ALGM·01749D105·US·Common Stock·Technology - Semiconductors-13D/G

ALGM (ALLEGRO MICROSYSTEMS INC) is held by 163 institutional investors as of Q1 2026. Largest holders: FMR LLC ($864.6M), BlackRock, Inc. ($394M), Capital Research Global Investors ($392.1M). Net institutional sentiment: Mixed. In Q1 2026, 1 member of Congress and 98 funds bought ALGM.

163
Holders
(14 Elite)
$4B
Total Value
56% (174)
Consensus
98 buying - 76 selling
13F: Insider & Congress:
ALGM

Smart Money Verdict

View all
Held by 163 funds
14 elite

Who's Trading

ActivistJPMORGAN CHASE & COJPMORGAN CHASE & CO6.8%Jul 16, 2026
InsiderKIKent IanSell $110KMay 18, 2026
InsiderDMDoogue MichaelSell $1.4MMay 11, 2026
InsiderBSBriansky SharonSell $425KMay 11, 2026
ActivistFMR LLCFMR LLC14.8%May 6, 2026
InsiderBSBriansky SharonSell $340KMar 2, 2026
CongressJosh GottheimerJosh GottheimerBuy $1,001 - $15,000Oct 17, 2024
CongressJosh GottheimerJosh GottheimerSale $1,001 - $15,000Sep 16, 2024
CongressJosh GottheimerJosh GottheimerBuy $1,001 - $15,000Jan 11, 2024
CongressJosh GottheimerJosh GottheimerSale $1,001 - $15,000Dec 11, 2023

Top Holders

Fund
Action
Shares
Value
Weight
Est. P&L
Conviction
Increased
27.4M(+16.0%)$864.6M0.0%+128.60%
37
Increased
12.5M(+2.4%)$394M0.0%+145.50%
32
Decreased
12.4M(-5.2%)$392.1M0.1%+99.30%
0
Increased
8.8M(+14.4%)$275.9M0.0%+89.63%
35
New
7.9M$249.7M0.0%+58.04%
43
Increased
8.7M(+17.8%)$242.6M0.0%+132.88%
36
New
5.5M$172.3M0.0%+58.04%
42
Decreased
5.2M(-2.5%)$164.8M0.0%+95.56%
0
Decreased
2.9M(-1.8%)$90.3M0.1%+109.37%
0
Increased
2.5M(+2.6%)$77.5M0.0%+107.72%
30
Increased
2.3M(+1.9%)$71.7M0.0%+104.33%
30
Increased
2.2M(+1.4%)$68.4M0.0%+83.05%
30
Increased
2.1M(+2.2%)$65.6M0.1%+103.23%
36
Increased
1.8M(+2.8%)$56.5M0.0%+111.77%
30
Increased
1.7M(+101.9%)$52.8M0.1%+83.27%
47
Decreased
1.5M(-47.8%)$46.2M0.1%+103.70%
0
Increased
1.5M(+55.2%)$46M0.0%+87.10%
41
Increased
1.7M(+50.0%)$45.5M0.0%+71.50%
40
Increased
1.4M(+80.5%)$45.3M0.0%+82.46%
45
Increased
1.4M(+2.1%)$43.8M0.0%+106.46%
30

Showing 1-20 of 183

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Data sourced from four SEC data sources: 13F, Form 4, 13D/13G, and STOCK Act. Not financial advice. Full disclaimer

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