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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, Q4 2023

Institutional positions in Calix, Inc as of Dec 31, 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
263
−12 vs. Q3 2023
Shares held
56.7M
+2.17M (+4.0%) vs. Q3 2023
Total value
$2.48B
−$28.6M (−1.1%) vs. Q3 2023
New holders
29
103 more added
Sold out
41
100 more reduced

2 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2023: 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 holdersQ4 2023: 263 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 heldQ4 2023: $2.48B
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, Q4 2023

Shares, value and share of portfolio for each institution holding Calix, Inc; share changes are against Q3 2023.

Institutions holding CALX in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Diversified Trust Co9,391$410.3K0.01%−112−1.2%Reduced
Teza Capital Management LLC9,534$416.5K0.07%+4,381+85.0%Added
Walleye Trading LLC9,795$427.9K0.01%−6,217−38.8%Reduced
Cipher Capital LP9,965$435.4K0.14%+5,353+116.1%Added
First Trust Advisors LP10,672$466.3K0.00%−25,005−70.1%Reduced
Tower Research Capital LLC (TRC)10,744$469.4K0.01%+8,335+346.0%Added
Zurcher Kantonalbank (Zurich Cantonalbank)10,810$472.3K0.00%−853−7.3%Reduced
LPL Financial LLC11,483$501.7K0.00%+212+1.9%Added
Harbor Capital Advisors, Inc.11,486$501.8K0.10%−43−0.4%Reduced
New Mexico Educational Retirement Board11,600$507.0K0.02%00.0%Unchanged
PEAK6 Investments LLC11,625$507.9K0.02%+11,625New
Brevan Howard Capital Management LP11,939$521.6K0.05%+11,939New
Citigroup Inc12,133$530.1K0.00%+8,126+202.8%Added
ProShare Advisors LLC12,851$561.5K0.00%+1,998+18.4%Added
Baillie Gifford & Co12,896$563.4K0.00%−123−0.9%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys12,935$565.1K0.00%+982+8.2%Added
Northwestern Mutual Investment Management Company, LLC13,042$569.8K0.01%−48−0.4%Reduced
Handelsbanken Fonder AB13,200$577.0K0.00%00.0%Unchanged
Aquatic Capital Management LLC13,200$577.0K0.01%+10,500+388.9%Added
State of Michigan Retirement System14,018$612.4K0.00%−100−0.7%Reduced
Marshall Wace, LLP14,302$624.9K0.00%−516,911−97.3%Reduced
Walleye Capital LLC15,573$680.4K0.01%+213+1.4%Added
Louisiana State Employees Retirement System16,500$720.9K0.01%−200−1.2%Reduced
Oregon Public Employees Retirement Fund16,572$724.0K0.01%00.0%Unchanged
Arizona State Retirement System16,686$729.0K0.01%−289−1.7%Reduced
State Board of Administration of Florida Retirement System16,883$737.6K0.00%00.0%Unchanged
Semanteon Capital Management, LP17,007$743.0K0.50%+17,007New
Twinbeech Capital LP17,100$747.1K0.01%+17,100New
American Century Companies Inc17,182$750.7K0.00%+17,182New
Citadel Advisors LLC18,096$790.6K0.00%−267,880−93.7%Reduced
Victory Capital Management Inc18,127$792.0K0.00%−28,992−61.5%Reduced
Liontrust Investment Partners LLP18,213$795.7K0.01%−587−3.1%Reduced
Seven Eight Capital, LP18,312$800.1K0.09%+2,910+18.9%Added
Ameritas Investment Partners, Inc.19,346$845.2K0.03%+245+1.3%Added
Wells Fargo & Company19,506$852.2K0.00%+2,170+12.5%Added
Teachers Retirement System of the State of Kentucky19,526$853.0K0.01%00.0%Unchanged
Jackson Creek Investment Advisors LLC20,240$884.0K0.34%−40.0%Reduced
Ensign Peak Advisors, Inc21,810$952.9K0.00%+2,100+10.7%Added
HRT Financial LP21,859$955.0K0.01%+4,236+24.0%Added
AQR Capital Management LLC21,954$959.2K0.00%−37,060−62.8%Reduced
Truist Financial Corp22,052$963.5K0.00%−3,450−13.5%Reduced
Jefferies Financial Group Inc.23,591$1.03M0.02%+18,546+367.6%Added
Renaissance Technologies LLC24,700$1.08M0.00%−127,053−83.7%Reduced
Janus Henderson Group PLC25,431$1.11M0.00%−47−0.2%Reduced
State of Tennessee, Treasury Department25,749$1.12M0.00%+2,000+8.4%Added
Two Sigma Investments, LP26,390$1.15M0.00%−213,062−89.0%Reduced
Yousif Capital Management, LLC27,225$1.19M0.01%−830−3.0%Reduced
Voloridge Investment Management, LLC31,018$1.36M0.01%−13,560−30.4%Reduced
Federation des caisses Desjardins du Quebec31,852$1.39M0.01%+30,325+1,985.9%Added
Magnetar Financial LLC32,313$1.41M0.04%−22,945−41.5%Reduced
Price T Rowe Associates Inc33,527$1.47M0.00%+1,307+4.1%Added
Boothbay Fund Management, LLC35,803$1.56M0.06%+1,550+4.5%Added
Mutual of America Capital Management LLC36,195$1.58M0.02%−52,030−59.0%Reduced
Trexquant Investment LP36,936$1.61M0.04%−27,055−42.3%Reduced
Amalgamated Bank37,058$1.62M0.01%+568+1.6%Added
Thompson Investment Management, Inc.39,225$1.71M0.28%−2,200−5.3%Reduced
Campbell & CO Investment Adviser LLC41,854$1.83M0.16%+41,854New
Putnam Investments LLC42,834$1.87M0.00%−1,356−3.1%Reduced
Royal Bank of Canada43,776$1.91M0.00%+8,111+22.7%Added
Great West Life Assurance Co44,984$1.96M0.00%−32−0.1%Reduced
Connor, Clark & Lunn Investment Management Ltd.48,495$2.12M0.01%−11,459−19.1%Reduced
BNP Paribas Arbitrage, SA49,764$2.17M0.00%−118,498−70.4%Reduced
Canada Pension Plan Investment Board49,900$2.18M0.00%+25,000+100.4%Added
Texas Permanent School Fund50,305$2.20M0.02%+177+0.4%Added
Great Lakes Advisors, LLC51,802$2.26M0.02%−49,979−49.1%Reduced
Qube Research & Technologies Ltd53,356$2.33M0.01%+19,068+55.6%Added
Holocene Advisors, LP56,585$2.47M0.01%+31,090+121.9%Added
Marathon Capital Management57,105$2.49M0.63%+3,025+5.6%Added
UBS Asset Management Americas Inc58,528$2.56M0.00%+9,122+18.5%Added
New York State Teachers Retirement System60,397$2.64M0.01%+119+0.2%Added
Capital Fund Management S.A.60,765$2.65M0.03%−20,434−25.2%Reduced
Credit Suisse AG61,883$2.70M0.00%+2,665+4.5%Added
California State Teachers Retirement System62,878$2.75M0.00%−2,865−4.4%Reduced
MetLife Investment Management63,013$2.75M0.02%−742−1.2%Reduced
Redwood Investments, LLC63,304$2.77M0.72%−168,668−72.7%Reduced
State of New Jersey Common Pension Fund D65,476$2.86M0.01%+9,969+18.0%Added
TownSquare Capital, LLC66,227$2.89M0.05%+5,510+9.1%Added
Manufacturers Life Insurance Company, The68,420$2.99M0.00%−2,496−3.5%Reduced
PDT Partners, LLC69,561$3.04M0.34%+44,287+175.2%Added
Millennium Management LLC72,335$3.16M0.00%−928−1.3%Reduced
Retirement Systems of Alabama73,420$3.21M0.01%−280−0.4%Reduced
Edgestream Partners, L.P.79,562$3.48M0.25%+52,161+190.4%Added
Invesco Ltd.80,247$3.51M0.00%−38,328−32.3%Reduced
Envestnet Asset Management Inc81,121$3.54M0.00%+31,019+61.9%Added
Two Sigma Advisers, LP81,400$3.56M0.01%−184,000−69.3%Reduced
SEI Investments Co83,147$3.63M0.01%−58,451−41.3%Reduced
Comerica Bank84,515$3.69M0.02%+60,632+253.9%Added
Royce & Associates LP87,636$3.83M0.04%+36,667+71.9%Added
Jane Street Group, LLC88,849$3.88M0.00%+76,774+635.8%Added
Guggenheim Capital LLC89,826$3.92M0.03%+79,494+769.4%Added
Balyasny Asset Management LLC91,429$3.99M0.01%+43,267+89.8%Added
Legal & General Group Plc91,917$4.02M0.00%+1,304+1.4%Added
UBS Group AG95,332$4.17M0.00%+53,624+128.6%Added
Voya Investment Management LLC100,654$4.40M0.00%−326,895−76.5%Reduced
Panagora Asset Management Inc102,919$4.50M0.03%−304−0.3%Reduced
Healthcare of Ontario Pension Plan Trust Fund103,600$4.53M0.02%00.0%Unchanged
Dark Forest Capital Management LP103,829$4.54M0.68%+99,256+2,170.5%Added
Engineers Gate Manager LP105,921$4.63M0.13%−2,102−1.9%Reduced
Russell Investments Group, Ltd.107,010$4.68M0.01%+3,277+3.2%Added
American International Group, Inc.108,034$4.72M0.02%−4,077−3.6%Reduced