Skip to main content

Calix, Inc

CALX
Exchange
NYSE
Industry
Communications Services, NEC
SEC CIK
0001406666

In the last 90 days, Calix, Inc insiders filed 0 open-market purchases and 1 sale; 287 institutions reported holding it in 13F filings for Q2 2026, worth $2.27B in total; no superinvestor holds it.

13F holders, Q1 2025

Institutional positions in Calix, Inc as of Mar 31, 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
260
+9 vs. Q4 2024
Shares held
56.5M
+59.6K (+0.1%) vs. Q4 2024
Total value
$2.00B
+$34.2M (+1.7%) vs. Q4 2024
New holders
37
94 more added
Sold out
28
95 more reduced

2 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting CALX 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 holdersQ1 2025: 260 institutions
Q1 2021: 199 institutionsQ2 2021: 183 institutionsQ3 2021: 191 institutionsQ4 2021: 215 institutionsQ1 2022: 230 institutionsQ2 2022: 203 institutionsQ3 2022: 231 institutionsQ4 2022: 274 institutionsQ1 2023: 272 institutionsQ2 2023: 267 institutionsQ3 2023: 277 institutionsQ4 2023: 263 institutionsQ1 2024: 260 institutionsQ2 2024: 254 institutionsQ3 2024: 241 institutionsQ4 2024: 253 institutionsQ1 2025: 260 institutionsQ2 2025: 296 institutionsQ3 2025: 314 institutionsQ4 2025: 332 institutionsQ1 2026: 310 institutionsQ2 2026: 287 institutions
Value heldQ1 2025: $2.00B
Q1 2021: $1.71BQ2 2021: $2.31BQ3 2021: $2.50BQ4 2021: $4.12BQ1 2022: $2.26BQ2 2022: $1.82BQ3 2022: $3.31BQ4 2022: $3.70BQ1 2023: $2.90BQ2 2023: $2.71BQ3 2023: $2.51BQ4 2023: $2.48BQ1 2024: $1.91BQ2 2024: $2.04BQ3 2024: $2.21BQ4 2024: $2.00BQ1 2025: $2.00BQ2 2025: $2.97BQ3 2025: $3.48BQ4 2025: $3.11BQ1 2026: $2.94BQ2 2026: $2.27B
Institutions holding CALX and their total value by quarter
QuarterHoldersValue
Q2 2026287$2.27B
Q1 2026310$2.94B
Q4 2025332$3.11B
Q3 2025314$3.48B
Q2 2025296$2.97B
Q1 2025260$2.00B
Q4 2024253$2.00B
Q3 2024241$2.21B
Q2 2024254$2.04B
Q1 2024260$1.91B
Q4 2023263$2.48B
Q3 2023277$2.51B
Q2 2023267$2.71B
Q1 2023272$2.90B
Q4 2022274$3.70B
Q3 2022231$3.31B
Q2 2022203$1.82B
Q1 2022230$2.26B
Q4 2021215$4.12B
Q3 2021191$2.50B
Q2 2021183$2.31B
Q1 2021199$1.71B

Institutions, Q1 2025

Shares, value and share of portfolio for each institution holding Calix, Inc; share changes are against Q4 2024.

Institutions holding CALX in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.11,096,296$393.3M0.01%−243,872−2.2%Reduced
Vanguard Group Inc8,015,370$284.1M0.01%+37,601+0.5%Added
Alliancebernstein L.P.2,509,223$88.9M0.03%+270,397+12.1%Added
State Street Corp2,379,920$84.3M0.00%−85,387−3.5%Reduced
Millennium Management LLC1,765,017$62.6M0.06%−266,195−13.1%Reduced
Dimensional Fund Advisors LP1,725,522$61.1M0.02%−106,885−5.8%Reduced
Congress Asset Management Co1,378,497$48.9M0.37%+103,175+8.1%Added
Geode Capital Management, LLC1,377,307$48.8M0.00%+39,598+3.0%Added
TD Asset Management Inc1,313,762$46.6M0.04%−79,396−5.7%Reduced
Bank of New York Mellon Corp1,144,749$40.6M0.01%−228,497−16.6%Reduced
Morgan Stanley1,103,975$39.1M0.00%+113,292+11.4%Added
Artisan Partners Limited Partnership1,052,214$37.3M0.06%−57,891−5.2%Reduced
Alyeska Investment Group, L.P.1,032,292$36.6M0.15%+215,028+26.3%Added
Paradigm Capital Management Inc1,027,300$36.4M2.02%−29,900−2.8%Reduced
UBS Group AG851,085$30.2M0.01%+655,587+335.3%Added
Gilder Gagnon Howe & Co LLC796,459$28.2M0.37%+112,581+16.5%Added
Mirae Asset Global ETFs Holdings Ltd.751,936$26.6M0.06%+200,391+36.3%Added
Epoch Investment Partners, Inc.748,566$26.5M0.14%−41,754−5.3%Reduced
Charles Schwab Investment Management Inc679,367$24.1M0.00%+30,123+4.6%Added
Northern Trust Corp618,793$21.9M0.00%−13,693−2.2%Reduced
Balyasny Asset Management LLC566,057$20.1M0.05%+130,021+29.8%Added
Jacobs Levy Equity Management, Inc552,602$19.6M0.08%−156,121−22.0%Reduced
Harvey Partners, LLC521,000$18.5M2.19%+96,000+22.6%Added
Rockefeller Capital Management L.P.507,540$18.0M0.04%−137,444−21.3%Reduced
Divisar Capital Management LLC460,765$16.3M4.25%−133,592−22.5%Reduced
Nuveen, LLC429,088$15.2M0.00%+429,088New
Polar Asset Management Partners Inc.414,952$14.7M0.49%−192,548−31.7%Reduced
Assenagon Asset Management S.A.402,248$14.3M0.03%+32,610+8.8%Added
SG Capital Management LLC341,740$12.1M1.22%−230,484−40.3%Reduced
Penn Capital Management Co Inc338,311$12.0M1.17%+338,311New
Barclays PLC327,262$11.6M0.01%+112,751+52.6%Added
Connor, Clark & Lunn Investment Management Ltd.315,794$11.2M0.05%+49,597+18.6%Added
Principal Financial Group Inc294,539$10.4M0.01%+7,030+2.4%Added
New York State Common Retirement Fund286,719$10.2M0.01%+220,491+332.9%Added
Deutsche Bank AG275,095$9.75M0.00%−5,501−2.0%Reduced
Bank of America Corp274,542$9.73M0.00%−16,383−5.6%Reduced
Goldman Sachs Group Inc265,468$9.41M0.00%−169,404−39.0%Reduced
G2 Investment Partners Management LLC253,994$9.00M2.93%+141,000+124.8%Added
Arrowstreet Capital, Limited Partnership253,207$8.97M0.01%+222,261+718.2%Added
JPMorgan Chase & Co249,908$8.86M0.00%+3,709+1.5%Added
Neuberger Berman Group LLC243,222$8.62M0.01%+243,222New
Invesco Ltd.237,528$8.42M0.00%−1,420−0.6%Reduced
DC Investments Management, LLC229,372$8.13M4.18%00.0%Unchanged
Needham Investment Management LLC212,000$7.51M0.70%−63,000−22.9%Reduced
Congress Wealth Management LLC208,017$7.37M0.09%+57,400+38.1%Added
Wellington Management Group LLP200,541$7.11M0.00%−1,733−0.9%Reduced
Public Sector Pension Investment Board187,189$6.63M0.03%+40,175+27.3%Added
Acadian Asset Management LLC183,627$6.50M0.02%+68,937+60.1%Added
Legal & General Group Plc178,596$6.33M0.00%+4,127+2.4%Added
UBS Asset Management Americas Inc176,328$6.25M0.00%+16,905+10.6%Added
Norges Bank174,500$6.18M0.00%−155,800−47.2%Reduced
Rhumbline Advisers167,217$5.93M0.01%−1,314−0.8%Reduced
Tudor Investment Corp Et Al164,701$5.84M0.05%+13,420+8.9%Added
American Century Companies Inc144,323$5.11M0.00%+26,778+22.8%Added
OV Management LLC144,145$5.11M2.39%+4,542+3.3%Added
Engineers Gate Manager LP137,295$4.87M0.08%+29,035+26.8%Added
Citigroup Inc131,384$4.66M0.00%+47,044+55.8%Added
Envestnet Asset Management Inc130,303$4.62M0.00%−22,252−14.6%Reduced
Trexquant Investment LP129,132$4.58M0.05%+77,719+151.2%Added
Ameriprise Financial Inc129,032$4.57M0.00%−6,771−5.0%Reduced
Panagora Asset Management Inc119,759$4.24M0.02%−51,928−30.2%Reduced
HighTower Advisors, LLC119,253$4.23M0.01%+1,008+0.9%Added
Swiss National Bank115,700$4.10M0.00%−800−0.7%Reduced
Marathon Capital Management114,390$4.05M1.08%−745−0.6%Reduced
Russell Investments Group, Ltd.107,313$3.80M0.01%+35,976+50.4%Added
Renaissance Technologies LLC105,318$3.73M0.01%−55,101−34.3%Reduced
State of Wisconsin Investment Board103,908$3.68M0.01%−9,966−8.8%Reduced
Connors Investor Services Inc102,532$3.63M0.36%−637−0.6%Reduced
North Star Asset Management Inc95,347$3.38M0.15%+2,957+3.2%Added
Thompson Investment Management, Inc.90,240$3.20M0.48%−700−0.8%Reduced
TownSquare Capital, LLC89,219$3.16M0.03%+12,976+17.0%Added
Marshall Wace, LLP80,635$2.86M0.00%+22,685+39.1%Added
SEI Investments Co77,296$2.74M0.00%+16,109+26.3%Added
New Age Alpha Advisors, LLC76,838$2.72M0.12%−8,664−10.1%Reduced
Inspire Advisors, LLC74,985$2.66M0.31%+74,985New
Susquehanna International Group, LLP73,753$2.61M0.00%+40,148+119.5%Added
Citadel Advisors LLC73,297$2.60M0.00%+7,786+11.9%Added
Formula Growth Ltd70,000$2.48M1.01%−85,000−54.8%Reduced
Jefferies Financial Group Inc.64,800$2.30M0.04%−2,600−3.9%Reduced
Great West Life Assurance Co61,410$2.18M0.00%−7,457−10.8%Reduced
New York State Teachers Retirement System61,400$2.18M0.01%00.0%Unchanged
Boothbay Fund Management, LLC59,996$2.13M0.08%+18,789+45.6%Added
Nebula Research & Development LLC57,746$2.05M0.19%+24,495+73.7%Added
Edgestream Partners, L.P.55,040$1.95M0.07%−10,905−16.5%Reduced
California State Teachers Retirement System54,175$1.92M0.00%−1,232−2.2%Reduced
Canada Pension Plan Investment Board53,500$1.90M0.00%+53,500New
Divisadero Street Capital Management, LP53,022$1.88M0.22%−101,720−65.7%Reduced
BNP Paribas Arbitrage, SA50,452$1.79M0.00%−552−1.1%Reduced
Prudential Financial Inc58,044$1.70M0.00%−2,090−3.5%Reduced
Price T Rowe Associates Inc46,944$1.66M0.00%+3,755+8.7%Added
Qube Research & Technologies Ltd46,139$1.64M0.00%+6,743+17.1%Added
D. E. Shaw & Co., Inc.44,356$1.57M0.00%−65,875−59.8%Reduced
Danske Bank A/S43,525$1.54M0.00%+43,325+21,662.5%Added
AQR Capital Management LLC44,874$1.54M0.00%+33,769+304.1%Added
Thrivent Financial for Lutherans43,352$1.54M0.00%−2,268−5.0%Reduced
Susquehanna Fundamental Investments, LLC42,109$1.49M0.03%+15,621+59.0%Added
Squarepoint Ops LLC38,419$1.36M0.00%−108,033−73.8%Reduced
1492 Capital Management LLC38,312$1.36M0.73%+10.0%Added
Voya Investment Management LLC38,278$1.36M0.00%+7,328+23.7%Added
PDT Partners, LLC37,535$1.33M0.09%−19,819−34.6%Reduced