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Livermore
Livermore
ZHEN

Ciena Corp

CIEN
Exchange
NYSE
Industry
Telephone & Telegraph Apparatus
SEC CIK
0000936395

In the last 90 days, Ciena Corp insiders filed 0 open-market purchases and 21 sales; 1,227 institutions reported holding it in 13F filings for Q2 2026, worth $64.6B in total; no superinvestor holds it.

Q2 2026 vs. Q1 2026

How the institutions holding Ciena Corp changed between Q1 2026 and Q2 2026.

All holders in Q2 2026All holders in Q1 2026

13F holders of CIEN: Q1 2026 compared with Q2 2026
MeasureQ1 2026Of which not filed for Q2 2026Q2 2026Change
Holders1,085111,227+153
Shares134.3M310.1K132.1M−1.87M (−1.4%)
Value$51.8B$120.4M$64.6B+$12.9B (+24.9%)

11 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so the changes leave them out.

New holders (262)

Institutions that held Ciena Corp at the end of Q2 2026 but not at the end of Q1 2026.

Showing the largest 100 of 262 by value.

Institutions new to CIEN in Q2 2026
InstitutionSharesValue% of portfolio
Norges Bank1,703,155$835.5M0.08%
Qube Research & Technologies Ltd282,869$138.8M0.15%
Alyeska Investment Group, L.P.220,966$108.4M0.28%
BIT Capital GmbH168,866$82.8M2.84%
Altshuler Shaham Ltd118,342$58.3M0.73%
Caxton Associates LLP117,924$57.8M1.09%
PFA Pension, Forsikringsaktieselskab95,495$46.8M0.12%
Nearwater Capital Markets, Ltd93,000$45.6M0.79%
Scge Management, L.P.89,000$43.7M0.74%
Silvant Capital Management LLC85,974$42.2M1.23%
Shannon River Fund Management LLC81,298$39.9M3.56%
Clear Street Group Inc.60,716$29.8M0.09%
Nykredit A/S58,141$28.5M0.11%
Quadrature Capital Ltd53,302$26.1M0.22%
Allen Investment Management LLC51,513$25.3M0.30%
Mn Services Vermogensbeheer B.V.41,200$20.2M0.15%
Riposte Capital LLC40,000$19.6M6.66%
Jain Global LLC37,397$18.3M0.22%
Tairen Capital Ltd34,720$17.0M1.50%
USS Investment Management Ltd34,350$16.9M0.07%
Life Cycle Investment Partners Ltd32,169$15.8M0.07%
Winton Group Ltd30,240$14.8M0.48%
M&G Plc29,807$14.6M0.07%
Entropy Technologies, LP28,706$14.1M0.56%
Y-Intercept (Hong Kong) Ltd26,452$13.0M0.26%
Varma Mutual Pension Insurance Co25,200$12.4M0.07%
Voloridge Investment Management, LLC24,300$11.9M0.05%
Groupe la Francaise24,275$11.9M0.15%
Virginia Retirement Systems Et Al23,740$11.6M0.07%
Jacobs Levy Equity Management, Inc20,318$9.97M0.04%
Shay Capital LLC18,700$9.17M1.01%
ING Groep NV17,385$8.53M0.04%
Tuttle Tactical Management15,632$7.67M5.17%
Future Fund LLC14,548$7.14M2.05%
Cornerstone Advisors, LLC13,961$6.85M0.23%
Jupiter Topco LLC13,882$6.81M0.00%
Globeflex Capital L P13,648$6.70M0.86%
Summit Partners Public Asset Management, LLC13,348$6.55M0.17%
Cantor Fitzgerald, L. P.12,249$6.01M0.12%
Aware Super Pty Ltd as trustee of Aware Super10,582$5.19M0.07%
Bleakley Financial Group, LLC10,259$5.03M0.06%
Worldquant Millennium Advisors LLC10,139$4.97M0.02%
Gunderson Capital Management Inc.8,518$4.18M1.13%
Brookstone Capital Management8,418$4.13M0.04%
Schonfeld Strategic Advisors LLC8,311$4.08M0.02%
Erste Asset Management GmbH8,261$3.96M0.03%
SMART Wealth LLC7,558$3.71M0.80%
Gemmer Asset Management LLC6,686$3.28M0.22%
Capstone Capital Management Ltd6,409$3.14M1.41%
Diversify Advisory Services, LLC7,984$3.01M0.05%
Banco Santander, S.A.5,775$2.83M0.02%
J. Goldman & Co LP5,249$2.57M0.09%
Global Retirement Partners, LLC5,177$2.54M0.04%
Simplex Trading, LLC4,662$2.29M0.06%
Quantitative Investment Management, LLC4,325$2.12M0.23%
Meitav Dash Investments Ltd4,115$2.02M0.01%
Discovery Capital Management, LLC4,009$1.97M0.08%
Polianta Ltd4,000$1.96M0.24%
Highview Capital Management LLC3,861$1.89M0.55%
Wealthstar Advisors, LLC3,769$1.85M0.92%
Ossiam3,753$1.84M0.02%
Park Capital Management, LLC3,714$1.82M1.07%
Concentric Capital Strategies, LP3,686$1.81M0.11%
J.W. Cole Advisors, Inc.3,591$1.76M0.03%
Intesa Sanpaolo S.p.A.3,281$1.61M0.06%
CenterBook Partners LP3,129$1.53M0.08%
Hillsdale Investment Management Inc.3,100$1.52M0.03%
J.Safra Asset Management Corp3,074$1.51M0.07%
Wesbanco Bank Inc3,052$1.50M0.04%
Sunstone Asset Management, L.P.3,040$1.49M1.61%
Three Seasons Wealth, LLC2,985$1.46M0.13%
Capstone Wealth Management Group, LLC2,963$1.45M0.51%
Laurion Capital Management LP2,763$1.36M0.10%
IMC-Chicago, LLC2,663$1.31M0.01%
JSF Financial, LLC2,625$1.29M0.21%
Ares Systematic Credit Ltd2,567$1.26M0.76%
TLWM2,528$1.24M0.20%
Weiss Asset Management LP2,481$1.22M0.01%
Cynosure Management, LLC2,418$1.19M0.18%
Friedenthal Financial2,376$1.17M0.54%
Fulcrum Asset Management LLP2,418$1.16M0.12%
Proficio Capital Partners LLC2,342$1.15M0.04%
Fairvoy Private Wealth, LLC2,315$1.14M0.23%
Diametric Capital, LP2,284$1.12M0.12%
ABS Investment Management LLC981$1.10M0.89%
Synergy Financial Management, LLC2,220$1.09M0.10%
Kesler, Norman & Wride, LLC2,214$1.09M0.17%
Avaii Wealth Management, LLC2,157$1.06M0.31%
QP Wealth Management, LLC2,133$1.05M1.49%
Patten Group, Inc.2,082$1.02M0.16%
Integrated Quantitative Investments LLC2,082$1.02M0.17%
Cache Advisors, LLC1,986$974.3K0.08%
Centaurus Financial, Inc.1,977$970.0K0.04%
Private Wealth Partners, LLC1,975$968.9K0.07%
Compass Financial Management LLC1,932$946.0K0.12%
USA Financial Formulas1,921$942.4K0.17%
Avanza Fonder AB1,784$875.2K0.02%
Opal Capital LLC1,781$873.7K0.16%
Legacy Capital Group California, Inc.1,734$850.6K0.26%
Formuepleje A/S1,648$808.4K0.06%

Sold out (109)

Institutions that held Ciena Corp at the end of Q1 2026 and filed for Q2 2026 without it.

Showing the largest 100 of 109 by value.

Institutions that sold out of CIEN in Q2 2026
InstitutionShares, Q1 2026Value, Q1 2026
Lone Pine Capital LLCSuperinvestorLone Pine Capital809,522$314.3M
Polar Capital Holdings Plc798,395$310.0M
Whale Rock Capital Management LLC231,267$89.8M
Zurich Insurance Group Ltd165,181$64.1M
E20 Capital Ltd107,349$41.7M
Ardmore Road Asset Management LP91,000$35.3M
CloudAlpha Capital Management Limited/Hong Kong88,110$34.2M
Liontrust Investment Partners LLP82,167$31.9M
Steadfast Capital Management LP81,670$31.7M
Virtus Wealth Solutions LLC63,327$24.6M
Diamond Hill Capital Management Inc58,545$22.7M
Walleye Trading LLC58,514$22.7M
Paralel Advisors LLC44,268$17.2M
ION Fund Management Ltd27,665$10.7M
Holocene Advisors, LP25,550$9.92M
Broad Peak Investment Advisers Pte Ltd24,300$9.43M
Chapin Davis, Inc.22,959$8.91M
VMS Asset Management Limited21,645$8.40M
Kornitzer Capital Management Inc17,855$6.93M
KP Management LLC15,000$5.82M
Genus Capital Management Inc.14,000$5.44M
Dedeker Financial LLC12,311$4.78M
Kultura Capital Management LP12,300$4.78M
Virtu Financial LLC11,555$4.49M
Union Bancaire Privee, UBP SA14,605$4.26M
Gilder Gagnon Howe & Co LLC10,558$4.10M
AIA Group Ltd10,319$4.01M
Sanders Morris Harris LLC9,329$3.62M
Dymon Asia Capital (Singapore) Pte. Ltd.9,258$3.59M
Armistice Capital, LLC8,140$3.16M
Donoghue Forlines LLC7,515$2.92M
Win Advisors, Inc7,099$2.76M
Systematic Financial Management LP7,018$2.72M
Caitong International Asset Management Co., Ltd5,665$2.20M
Cornerstone Investment Partners, LLC5,239$2.03M
Jump Financial, LLC4,855$1.88M
Pinkerton Retirement Specialists, LLC6,646$1.55M
Sona Asset Management (US) LLC4,000$1.55M
TriaGen Wealth Management LLC3,971$1.54M
Dorsey Wright & Associates3,938$1.53M
Braeburn Wealth Management LLC3,919$1.52M
Taproot Management LP3,847$1.49M
Landscape Capital Management, L.L.C.3,514$1.36M
Hilltop Holdings Inc.3,434$1.33M
O'Neil Global Advisors, Inc.3,334$1.29M
AXA S.A.3,327$1.29M
VGI Partners Ltd3,000$1.16M
Dynamic Technology Lab Private Ltd2,970$1.15M
Milestone Asset Management, LLC2,923$1.13M
Qsemble Capital Management, LP2,780$1.08M
Select Equity Group, L.P.2,608$1.01M
Retireful, LLC2,107$818.0K
Maridea Wealth Management LLC2,087$810.2K
Farringdon Capital, Ltd.1,898$736.9K
Inceptionr LLC1,779$690.7K
Capital Performance Advisors LLP1,664$646.0K
United Capital Management of KS, Inc.1,500$582.3K
Gallo Partners, LP1,493$579.6K
waypoint wealth counsel1,308$507.8K
Aureus Asset Management, LLC1,276$495.4K
Two Sigma Securities, LLC1,262$489.9K
Tudor Investment Corp Et Al1,194$463.5K
Parallax Volatility Advisers, L.P.1,187$460.8K
Aristotle Capital Boston, LLC1,317$459.4K
Lotus Technology Management, LP1,172$455.0K
Aristeia Capital LLC1,155$448.4K
Allegiance Financial Group Advisory Services LLC1,148$445.7K
ABS Direct Equity Fund LLC800$430.8K
Absolute Gestao de Investimentos Ltda.820$318.3K
GenTrust, LLC811$314.9K
Ironwood Investment Counsel, LLC788$305.9K
Advisory Alpha, LLC776$301.3K
TBH Global Asset Management, LLC658$294.1K
CFC Planning Co LLC735$285.3K
HBK Sorce Advisory LLC499$273.5K
Quadrant Private Wealth Management, LLC686$266.3K
Evoke Wealth, LLC685$265.9K
C2P Capital Advisory Group, LLC d.b.a. Prosperity Capital Advisors671$260.5K
Neo Ivy Capital Management668$259.3K
Rowland & Co Investment Counsel645$250.4K
Gordian Capital Singapore Pte Ltd600$232.9K
Zacks Investment Management554$215.3K
Jag Capital Management, LLC544$211.2K
Bank Julius Baer & Co. Ltd, Zurich396$153.7K
Thurston, Springer, Miller, Herd & Titak, Inc.284$110.3K
Wall Street Financial Group, Inc.221$85.8K
RWM Asset Management, LLC210$81.5K
Twin Peaks Wealth Advisors, LLC208$80.8K
Golden State Equity Partners167$64.8K
SBI Okasan Asset Management Co.Ltd.164$59.9K
SOA Wealth Advisors, LLC.150$58.2K
Hartree Partners, LP100$38.8K
Annis Gardner Whiting Capital Advisors, LLC92$35.7K
Intentional Wealth Strategies, LLC74$28.7K
Strategic Advocates LLC59$22.9K
Aster Capital Management (DIFC) Ltd357$21.6K
YANKCOM Partnership25$9.71K
Accent Capital Management, LLC21$8.15K
Scarborough Advisors, LLC20$7.76K
Legacy Wealth Managment, LLC17$6.60K

Not filed for Q2 2026 yet (11)

Institutions that held Ciena Corp at the end of Q1 2026 and haven't filed a 13F for Q2 2026. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding CIEN in Q1 2026 that haven't filed for Q2 2026
InstitutionShares, Q1 2026Value, Q1 2026
Janus Henderson Group PLC249,204$96.7M
CWM, LLC44,569$17.3M
Skopos Labs, Inc.8,642$3.36M
Journey Strategic Wealth LLC2,236$868.1K
GM Advisory Group, Inc.1,812$703.5K
DGS Capital Management, LLC1,235$479.5K
USA Financial Portformulas Corp1,104$428.6K
First Affirmative Financial Network595$230.9K
Sunbelt Securities, Inc.366$142.1K
Evelyn Partners Investment Management LLP250$97.1K
Sofos Investments, Inc.100$38.8K