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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, Q2 2025

Institutional positions in Calix, Inc as of Jun 30, 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
296
+37 vs. Q1 2025
Shares held
55.9M
−596.8K (−1.1%) vs. Q1 2025
Total value
$2.97B
+$972.0M (+48.5%) vs. Q1 2025
New holders
66
99 more added
Sold out
29
102 more reduced

1 institution that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2025: 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 holdersQ2 2025: 296 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 heldQ2 2025: $2.97B
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, Q2 2025

Shares, value and share of portfolio for each institution holding Calix, Inc; share changes are against Q1 2025.

Institutions holding CALX in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Cornerstone Investment Partners, LLC5,757$306.2K0.01%+3+0.1%Added
Summit Global Investments5,793$308.0K0.02%+5,793New
MML Investors Services, LLC5,861$312.0K0.00%−257−4.2%Reduced
Ameritas Investment Partners, Inc.6,023$320.4K0.01%−201−3.2%Reduced
US Bancorp6,760$359.6K0.00%−612−8.3%Reduced
Legato Capital Management LLC7,050$375.0K0.04%+7,050New
Public Employees Retirement Association of Colorado7,045$375.0K0.00%00.0%Unchanged
Gsa Capital Partners LLP7,162$381.0K0.03%+1,457+25.5%Added
CIBC World Markets Corp7,269$386.6K0.00%−5,933−44.9%Reduced
CWM Advisors, LLC7,316$389.1K0.04%−20,908−74.1%Reduced
Gotham Asset Management, LLC7,321$389.4K0.00%+7,321New
Kera Capital Partners, Inc.7,363$391.6K0.08%+30.0%Added
Mutual of America Capital Management LLC7,411$394.2K0.00%−1,184−13.8%Reduced
Bridgefront Capital, LLC7,831$416.5K0.11%+7,831New
Portside Wealth Group, LLC8,015$426.3K0.06%−399−4.7%Reduced
Pictet Asset Management Holding SA8,322$442.6K0.00%−1,070−11.4%Reduced
Tower Research Capital LLC (TRC)8,550$454.8K0.01%+7,707+914.2%Added
Yorktown Management & Research Co Inc9,000$478.7K0.46%00.0%Unchanged
OV Management LLC9,053$481.5K0.40%−135,092−93.7%Reduced
State of Wyoming9,272$493.2K0.06%+6,314+213.5%Added
LPL Financial LLC9,353$497.5K0.00%−866−8.5%Reduced
Atria Investments LLC9,384$499.1K0.01%+416+4.6%Added
TownSquare Capital, LLC9,482$504.3K0.05%−79,737−89.4%Reduced
LVW Advisors, LLC9,571$509.1K0.06%+3,206+50.4%Added
Amundi9,781$517.5K0.00%+9,722+16,478.0%Added
Occudo Quantitative Strategies LP9,980$530.8K0.06%−8,501−46.0%Reduced
Formula Growth Ltd10,000$531.9K0.20%−60,000−85.7%Reduced
Universal- Beteiligungs- und Servicegesellschaft mbH10,262$545.8K0.00%+2,022+24.5%Added
Huntleigh Advisors, Inc.10,383$552.3K0.11%+561+5.7%Added
Schroder Investment Management Group10,767$552.3K0.00%+10,767New
Verition Fund Management LLC11,065$588.5K0.00%−593−5.1%Reduced
Landscape Capital Management, L.L.C.11,065$588.5K0.05%+11,065New
Zurcher Kantonalbank (Zurich Cantonalbank)12,352$657.0K0.00%+1,351+12.3%Added
Toroso Investments, LLC12,866$684.3K0.00%+12,866New
ProShare Advisors LLC13,144$699.1K0.00%−857−6.1%Reduced
Oregon Public Employees Retirement Fund13,200$702.1K0.01%−300−2.2%Reduced
Bank of Montreal13,229$703.7K0.00%+76+0.6%Added
KLP Kapitalforvaltning AS13,300$707.4K0.00%+1,100+9.0%Added
Police & Firemen's Retirement System of New Jersey13,431$714.4K0.01%+748+5.9%Added
Victory Capital Management Inc13,462$716.0K0.00%−8,327−38.2%Reduced
Kornitzer Capital Management Inc13,505$718.3K0.01%−2,200−14.0%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys14,811$787.8K0.00%+687+4.9%Added
Fox Run Management, L.L.C.15,217$809.4K0.13%+15,217New
Susquehanna Fundamental Investments, LLC15,976$849.8K0.02%−26,133−62.1%Reduced
Scott Marsh Financial, LLC16,228$863.2K0.32%+16,228New
Amalgamated Bank16,518$879.0K0.01%−376−2.2%Reduced
State Board of Administration of Florida Retirement System16,883$898.0K0.00%00.0%Unchanged
Maryland State Retirement & Pension System16,954$901.8K0.02%−262−1.5%Reduced
Gibbs Wealth Management16,976$902.9K0.17%+1,994+13.3%Added
Campbell & CO Investment Adviser LLC17,105$909.8K0.06%+17,105New
Boston Partners17,126$910.9K0.00%+17,126New
Quantbot Technologies LP17,685$940.7K0.02%+17,685New
Handelsbanken Fonder AB18,000$957.0K0.00%−1,300−6.7%Reduced
Teachers Retirement System of the State of Kentucky18,148$965.0K0.01%−1,378−7.1%Reduced
Arizona State Retirement System18,478$982.8K0.01%+1,358+7.9%Added
Walleye Trading LLC18,589$988.7K0.02%+18,589New
Harbor Capital Advisors, Inc.18,656$992.0K0.04%+4,935+36.0%Added
Federation des caisses Desjardins du Quebec18,938$1.01M0.00%−13,094−40.9%Reduced
Magnetar Financial LLC19,910$1.06M0.01%+19,910New
STRS Ohio20,400$1.09M0.00%−3,600−15.0%Reduced
Ensign Peak Advisors, Inc20,763$1.10M0.00%00.0%Unchanged
Yousif Capital Management, LLC21,525$1.14M0.01%−295−1.4%Reduced
Royal Bank of Canada21,675$1.15M0.00%−6,347−22.7%Reduced
Stifel Financial Corp22,044$1.17M0.00%+953+4.5%Added
Squarepoint Ops LLC22,243$1.18M0.00%−16,176−42.1%Reduced
Jefferies Financial Group Inc.22,900$1.22M0.02%−41,900−64.7%Reduced
Two Sigma Investments, LP24,789$1.32M0.00%+6,700+37.0%Added
Janus Henderson Group PLC25,131$1.34M0.00%00.0%Unchanged
Winton Group Ltd25,470$1.35M0.07%−9,893−28.0%Reduced
Jackson Square Capital, LLC25,486$1.36M0.30%−4,014−13.6%Reduced
Louisiana State Employees Retirement System27,000$1.44M0.03%−800−2.9%Reduced
State of Tennessee, Treasury Department28,070$1.49M0.01%+1,925+7.4%Added
Lazard Asset Management LLC28,097$1.49M0.00%+28,097New
Mackenzie Financial Corp28,261$1.50M0.00%−1,736−5.8%Reduced
Creative Planning28,464$1.51M0.00%+9,823+52.7%Added
Illinois Municipal Retirement Fund30,701$1.63M0.02%−3,058−9.1%Reduced
Manufacturers Life Insurance Company, The30,849$1.64M0.00%−2,081−6.3%Reduced
Franklin Resources Inc30,936$1.65M0.00%+14,946+93.5%Added
Graham Capital Management, L.P.31,439$1.67M0.05%+31,439New
Pathstone Holdings, LLC31,864$1.69M0.01%−2,658−7.7%Reduced
Intech Investment Management LLC32,923$1.75M0.02%00.0%Unchanged
Teacher Retirement System of Texas33,564$1.79M0.01%+7,560+29.1%Added
State of Alaska, Department of Revenue34,361$1.83M0.02%+1,658+5.1%Added
MetLife Investment Management35,025$1.86M0.01%−61−0.2%Reduced
Virginia Retirement Systems Et Al35,283$1.88M0.01%+10,500+42.4%Added
Wells Fargo & Company35,840$1.91M0.00%+2,717+8.2%Added
Comerica Bank36,816$1.96M0.01%+16,869+84.6%Added
Marshall Wace, LLP36,867$1.96M0.00%−43,768−54.3%Reduced
Lisanti Capital Growth, LLC37,240$1.98M0.55%+37,240New
Schonfeld Strategic Advisors LLC37,841$2.01M0.02%+6,794+21.9%Added
Voya Investment Management LLC38,036$2.02M0.00%−242−0.6%Reduced
Jackson Creek Investment Advisors LLC38,573$2.05M0.55%+38,573New
Jump Financial, LLC39,220$2.09M0.03%+31,948+439.3%Added
Needham Investment Management LLC40,000$2.13M0.17%−172,000−81.1%Reduced
State of New Jersey Common Pension Fund D40,253$2.14M0.01%+40,253New
Healthcare of Ontario Pension Plan Trust Fund42,100$2.24M0.00%+42,100New
Thrivent Financial for Lutherans42,420$2.26M0.00%−932−2.1%Reduced
AQR Capital Management LLC43,584$2.28M0.00%−1,290−2.9%Reduced
FMR LLC43,250$2.30M0.00%+14,126+48.5%Added
HSBC Holdings PLC46,883$2.51M0.00%+36,423+348.2%Added