Skip to main content
Livermore
Livermore
ZHEN

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 2023

Institutional positions in Allegro Microsystems, Inc. as of Jun 30, 2023. 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
353
+40 vs. Q1 2023
Shares held
97.8M
+431.4K (+0.4%) vs. Q1 2023
Total value
$4.41B
−$268.7M (−5.7%) vs. Q1 2023
New holders
81
137 more added
Sold out
41
97 more reduced

1 institution that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2023: 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.

Institutional holdersQ2 2023: 353 institutions
Q1 2021: 123 institutionsQ2 2021: 129 institutionsQ3 2021: 153 institutionsQ4 2021: 165 institutionsQ1 2022: 173 institutionsQ2 2022: 172 institutionsQ3 2022: 170 institutionsQ4 2022: 219 institutionsQ1 2023: 314 institutionsQ2 2023: 353 institutionsQ3 2023: 312 institutionsQ4 2023: 288 institutionsQ1 2024: 277 institutionsQ2 2024: 268 institutionsQ3 2024: 248 institutionsQ4 2024: 256 institutionsQ1 2025: 292 institutionsQ2 2025: 274 institutionsQ3 2025: 296 institutionsQ4 2025: 294 institutionsQ1 2026: 322 institutionsQ2 2026: 375 institutions
Value heldQ2 2023: $4.41B
Q1 2021: $1.98BQ2 2021: $2.22BQ3 2021: $2.71BQ4 2021: $3.18BQ1 2022: $2.54BQ2 2022: $1.83BQ3 2022: $1.97BQ4 2022: $2.89BQ1 2023: $4.67BQ2 2023: $4.41BQ3 2023: $2.99BQ4 2023: $2.91BQ1 2024: $2.80BQ2 2024: $3.03BQ3 2024: $3.32BQ4 2024: $3.11BQ1 2025: $3.96BQ2 2025: $4.99BQ3 2025: $3.97BQ4 2025: $3.60BQ1 2026: $4.32BQ2 2026: $10.2B
Institutions holding ALGM and their total value by quarter
QuarterHoldersValue
Q2 2026375$10.2B
Q1 2026322$4.32B
Q4 2025294$3.60B
Q3 2025296$3.97B
Q2 2025274$4.99B
Q1 2025292$3.96B
Q4 2024256$3.11B
Q3 2024248$3.32B
Q2 2024268$3.03B
Q1 2024277$2.80B
Q4 2023288$2.91B
Q3 2023312$2.99B
Q2 2023353$4.41B
Q1 2023314$4.67B
Q4 2022219$2.89B
Q3 2022170$1.97B
Q2 2022172$1.83B
Q1 2022173$2.54B
Q4 2021165$3.18B
Q3 2021153$2.71B
Q2 2021129$2.22B
Q1 2021123$1.98B

Institutions, Q2 2023

Shares, value and share of portfolio for each institution holding Allegro Microsystems, Inc.; share changes are against Q1 2023.

Institutions holding ALGM in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Magnetar Financial LLC12,269$553.8K0.01%+12,269New
Advisors Asset Management, Inc.12,026$542.9K0.01%+4,094+51.6%Added
Teachers Retirement System of the State of Kentucky12,008$542.0K0.01%+1,133+10.4%Added
Graham Capital Management, L.P.11,555$521.6K0.02%−81,456−87.6%Reduced
Jackson Creek Investment Advisors LLC11,510$520.0K0.21%−178−1.5%Reduced
Eqis Capital Management, Inc.11,091$500.6K0.06%+11,091New
Simplex Trading, LLC10,933$493.0K0.02%+10,933New
Jennison Associates LLC10,824$488.6K0.00%−6,765−38.5%Reduced
CenterBook Partners LP10,791$487.1K0.06%+10,791New
Zurcher Kantonalbank (Zurich Cantonalbank)10,703$483.1K0.00%+2,515+30.7%Added
Point72 Middle East FZE10,402$469.5K0.03%−15,070−59.2%Reduced
AIA Group Ltd10,298$464.9K0.02%+10,298New
Tower Research Capital LLC (TRC)10,284$464.2K0.02%+8,752+571.3%Added
Rockefeller Capital Management L.P.9,803$442.5K0.00%+2,077+26.9%Added
Mariner, LLC9,789$441.9K0.00%+976+11.1%Added
Toroso Investments, LLC9,553$431.0K0.01%+3,274+52.1%Added
Gsa Capital Partners LLP9,407$425.0K0.04%−28,097−74.9%Reduced
Avidian Wealth Solutions, LLC9,400$424.3K0.03%00.0%Unchanged
SG Americas Securities, LLC9,273$419.0K0.00%−930−9.1%Reduced
Saturna Capital CORP9,163$413.6K0.01%+9,163New
ProShare Advisors LLC9,071$409.5K0.00%+219+2.5%Added
Skandinaviska Enskilda Banken AB (publ)8,900$402.0K0.00%+8,900New
Truist Financial Corp8,890$401.3K0.00%−141−1.6%Reduced
Asset Management One Co.,Ltd.8,714$393.4K0.00%+8,714New
Winton Group Ltd8,653$390.6K0.03%+8,653New
Pictet Asset Management SA8,336$376.3K0.00%−325−3.8%Reduced
Advisory Services Network, LLC8,277$373.6K0.01%−459−5.3%Reduced
Redhawk Wealth Advisors, Inc.8,220$371.1K0.11%+8,220New
Pathstone Family Office, LLC8,090$365.2K0.01%−196−2.4%Reduced
D.A. Davidson & Co.8,070$364.3K0.00%+8,070New
Public Employees Retirement Association of Colorado7,635$345.0K0.00%00.0%Unchanged
Prosperity Financial Group, Inc.7,601$343.1K0.30%+503+7.1%Added
First Republic Investment Management, Inc.7,561$341.3K0.00%−4,464−37.1%Reduced
Veritable, L.P.7,464$336.9K0.01%+730+10.8%Added
Caxton Associates LP7,370$332.7K0.05%00.0%Unchanged
Chase Investment Counsel Corp7,304$329.0K0.17%−960−11.6%Reduced
Avantax Advisory Services, Inc.7,235$326.6K0.00%+7,235New
Summit Global Investments7,203$325.0K0.02%−8,897−55.3%Reduced
GTS Securities LLC7,055$318.5K0.01%+7,055New
Cetera Investment Advisers6,958$314.1K0.00%+1,047+17.7%Added
NinePointTwo Capital6,921$312.0K0.12%+6,921New
Independent Financial Group, LLC6,865$309.9K0.02%+6,865New
JustInvest LLC6,674$301.3K0.01%−327−4.7%Reduced
Riverwater Partners LLC6,560$296.1K0.26%+918+16.3%Added
MML Investors Services, LLC6,366$287.0K0.00%+1,770+38.5%Added
Prelude Capital Management, LLC6,309$284.8K0.02%−1,346−17.6%Reduced
Perigon Wealth Management, LLC6,291$284.0K0.01%+6,291New
Ergoteles LLC6,200$279.9K0.01%−13,400−68.4%Reduced
Bank of Montreal5,950$269.2K0.00%−1,861−23.8%Reduced
Bessemer Group Inc5,891$266.0K0.00%−709−10.7%Reduced
Assetmark, Inc5,848$264.0K0.00%+1,608+37.9%Added
Securian Asset Management, Inc5,777$260.8K0.01%−100−1.7%Reduced
Oppenheimer & Co Inc5,679$256.4K0.01%+5,679New
Cetera Advisor Networks LLC5,590$252.3K0.00%+732+15.1%Added
Commerce Bank5,540$250.1K0.00%−75−1.3%Reduced
Buckley Wealth Management, LLC5,514$248.9K0.08%+5,514New
Qsemble Capital Management, LP5,500$248.3K0.18%+5,500New
National Asset Management, Inc.5,415$244.4K0.01%+265+5.1%Added
Oppenheimer Asset Management Inc.5,364$242.1K0.00%−625−10.4%Reduced
Sheaff Brock Investment Advisors, LLC5,355$241.7K0.02%+5,355New
Connor, Clark & Lunn Investment Management Ltd.5,300$239.2K0.00%+5,300New
Crossmark Global Holdings, Inc.4,643$236.0K0.01%−90−1.9%Reduced
Maryland State Retirement & Pension System5,139$232.0K0.00%00.0%Unchanged
CoreCap Advisors, LLC5,134$231.7K0.02%+5,134New
Creative Planning4,834$218.2K0.00%+4,834New
Smithfield Trust Co4,810$217.0K0.01%+648+15.6%Added
Profund Advisors LLC4,686$211.5K0.01%+43+0.9%Added
Voya Financial Advisors, Inc.4,852$211.0K0.02%+577+13.5%Added
The PNC Financial Services Group, Inc.4,655$210.1K0.00%+542+13.2%Added
FDx Advisors, Inc.4,557$206.0K0.01%+4,557New
PEAK6 Investments LLC4,549$205.3K0.02%+4,549New
Cresset Asset Management, LLC4,478$202.1K0.00%+4,478New
Change Path, LLC4,442$201.0K0.01%+4,442New
DekaBank Deutsche Girozentrale4,072$177.0K0.00%00.0%Unchanged
Harvest Fund Management Co., Ltd3,627$164.0K0.03%−2,432−40.1%Reduced
GWM Advisors LLC3,332$150.4K0.00%+2,097+169.8%Added
Kapitalo Investimentos Ltda3,255$146.9K0.03%+3,255New
CWM, LLC2,369$107.0K0.00%+632+36.4%Added
Migdal Insurance & Financial Holdings Ltd.2,375$103.0K0.00%−2,121−47.2%Reduced
Covestor Ltd2,273$103.0K0.08%−884−28.0%Reduced
Signaturefd, LLC2,039$92.0K0.00%+147+7.8%Added
Acadian Asset Management LLC1,821$82.0K0.00%00.0%Unchanged
US Bancorp1,776$80.2K0.00%+82+4.8%Added
Quadrant Capital Group LLC1,690$76.3K0.01%+71+4.4%Added
Psagot Value Holdings Ltd. / (Israel)1,744$76.0K0.04%−839−32.5%Reduced
ICA Group Wealth Management, LLC1,643$74.2K0.02%+1,643New
Aquatic Capital Management LLC1,600$72.0K0.00%+1,600New
Cullen/Frost Bankers, Inc.1,500$67.7K0.00%00.0%Unchanged
Quent Capital, LLC1,470$66.4K0.01%+48+3.4%Added
AllSquare Wealth Management LLC1,261$50.8K0.03%+117+10.2%Added
Coppell Advisory Solutions LLC1,107$49.0K0.01%+1,107New
Huntington National Bank1,076$48.6K0.00%+590+121.4%Added
Tucker Asset Management LLC1,026$46.3K0.01%+1,026New
JJJ Advisors Inc.1,011$45.6K0.01%00.0%Unchanged
First Capital Advisors Group, LLC.995$44.9K0.02%+995New
Castleview Partners, LLC982$44.3K0.04%+982New
Raleigh Capital Management Inc.918$41.4K0.02%+831+955.2%Added
Riverview Trust Co808$36.5K0.03%00.0%Unchanged
Johnson Financial Group, Inc.800$36.1K0.00%+93+13.2%Added
Altshuler Shaham Ltd703$31.7K0.00%+47+7.2%Added