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Ciena (CIEN) Institutional Ownership

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$136.52 -0.96 (-0.70%)
Closing price 03:59 PM Eastern
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$136.46 -0.06 (-0.04%)
As of 07:56 PM Eastern
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Institutional Ownership Changes (13F Filings) for Ciena (NYSE:CIEN)

Current
Institutional Ownership
Percentage
91.99%
Number of
Institutional Buyers
(last 12 months)
413
Total
Institutional Inflows
(last 12 months)
$2.57B
Number of
Institutional Sellers
(last 12 months)
250
Total
Institutional Outflows
(last 12 months)
$2.05B
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CIEN Institutional Buying and Selling by Quarter

Ciena Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/27/2025 Orion Porfolio Solutions LLC21,839$1.78M0.0%+15.7%0.015%
8/26/2025 Thrivent Financial for Lutherans534,254$43.45M0.1%-70.6%0.378%
8/19/2025 Marex Group plc5,342$434K0.0%N/A0.004%
8/19/2025 Advisory Services Network LLC14,610$1.19M0.0%+58.1%0.010%
8/18/2025 Caxton Associates LLP250,000$20.33M0.5%+301.0%0.177%
8/15/2025 CANADA LIFE ASSURANCE Co104,784$8.53M0.0%-3.4%0.074%
8/15/2025 Tower Research Capital LLC TRC 4,049$329K0.0%-63.2%0.003%
8/15/2025 Ion Asset Management Ltd.1,211,264$98.51M5.4%-10.7%0.857%
8/15/2025 Corient Private Wealth LLC8,467$689K0.0%-48.4%0.006%
8/15/2025 State of Tennessee Department of Treasury57,457$4.67M0.0%+5.7%0.041%
8/15/2025 Captrust Financial Advisors14,599$1.19M0.0%+22.6%0.010%
8/15/2025 ThornTree Capital Partners LP378,962$30.82M5.1%-12.6%0.268%
8/15/2025 Tidal Investments LLC43,584$3.55M0.0%+28.2%0.031%
8/15/2025 Select Equity Group L.P.69,873$5.68M0.0%-2.9%0.049%
8/15/2025 Shay Capital LLC5,200$423K0.0%N/A0.004%
8/15/2025 Smartleaf Asset Management LLC389$32K0.0%-48.5%0.000%
8/15/2025 Snowden Capital Advisors LLC2,566$209K0.0%-41.9%0.002%
8/15/2025 Rafferty Asset Management LLC8,353$679K0.0%+2.3%0.006%
8/15/2025 Orion Porfolio Solutions LLC24,623$2.00M0.0%+30.5%0.017%
8/15/2025 MML Investors Services LLC20,781$1.69M0.0%-3.4%0.015%
8/15/2025 Maytus Capital Management LLC101,808$8.28M1.5%N/A0.072%
8/15/2025 Lazard Asset Management LLC1,984$161K0.0%-28.6%0.001%
8/15/2025 LMR Partners LLP285,000$23.18M0.2%+280.0%0.202%
8/15/2025 Hilton Capital Management LLC39,603$3.22M0.3%+23.8%0.028%
8/15/2025 Gilder Gagnon Howe & Co. LLC37,716$3.07M0.0%+35.6%0.027%
8/15/2025 Garden State Investment Advisory Services LLC2,519$205K0.1%N/A0.002%
8/15/2025 Eventide Asset Management LLC30,217$2.46M0.0%+7.6%0.021%
8/15/2025 Engineers Gate Manager LP5,104$415K0.0%-79.4%0.004%
8/15/2025 Benjamin Edwards Inc.34,995$2.85M0.0%+38.2%0.025%
8/15/2025 BNP Paribas Financial Markets26,659$2.17M0.0%-85.2%0.019%
8/15/2025 Boothbay Fund Management LLC128,276$10.43M0.2%-18.5%0.091%
8/15/2025 Brevan Howard Capital Management LP7,078$576K0.0%-68.0%0.005%
8/15/2025 Bienville Capital Management LLC99,476$8.09M1.6%+84.0%0.070%
8/15/2025 Balyasny Asset Management L.P.1,032,393$83.97M0.1%+3,577.9%0.730%
8/15/2025 Bank of America Corp DE3,495,795$284.31M0.0%+10.4%2.473%
8/15/2025 Ameriprise Financial Inc.238,477$19.40M0.0%+3.1%0.169%
8/15/2025 AQR Capital Management LLC1,220,927$99.30M0.1%+124.6%0.864%
8/14/2025 Atreides Management LP1,262,818$102.71M2.9%N/A0.893%
8/14/2025 Westerly Capital Management LLC110,000$8.95M3.3%-12.0%0.078%
8/14/2025 California State Teachers Retirement System133,382$10.85M0.0%-0.1%0.094%
8/14/2025 Raymond James Financial Inc.495,289$40.28M0.0%+1.5%0.350%
8/14/2025 Canada Pension Plan Investment Board4,800$390K0.0%+220.0%0.003%
8/14/2025 Quantinno Capital Management LP52,720$4.29M0.0%+83.7%0.037%
8/14/2025 Alliancebernstein L.P.346,644$28.19M0.0%-19.7%0.245%
8/14/2025 Treasurer of the State of North Carolina65,894$5.36M0.0%+1.8%0.047%
8/14/2025 The Manufacturers Life Insurance Company 106,378$8.65M0.0%-4.9%0.075%
8/14/2025 Rokos Capital Management LLP997,425$81.11M0.4%+546.9%0.706%
8/14/2025 Becker Capital Management Inc.222,978$18.14M0.6%-7.8%0.158%
8/14/2025 Sei Investments Co.210,806$17.15M0.0%+2.3%0.149%
8/14/2025 Analog Century Management LP898,981$73.11M4.3%+6.9%0.636%
8/14/2025 Ardsley Advisory Partners LP110,000$8.95M1.2%-3.9%0.078%
8/14/2025 NewEdge Advisors LLC5,078$413K0.0%+326.4%0.004%
8/14/2025 AXA S.A.349,381$28.42M0.1%-25.5%0.247%
8/14/2025 State Street Corp4,454,987$362.32M0.0%-2.4%3.151%
8/14/2025 Divisadero Street Capital Management LP40,000$3.25M0.2%N/A0.028%
8/14/2025 WINTON GROUP Ltd7,974$649K0.0%-53.6%0.006%
8/14/2025 Hood River Capital Management LLC1,216,068$98.90M1.4%+43.5%0.860%
8/14/2025 North Growth Management Ltd.407,000$33.07M6.3%-5.1%0.288%
8/14/2025 California Public Employees Retirement System251,460$20.45M0.0%+7.4%0.178%
8/14/2025 Cerity Partners LLC62,021$5.04M0.0%+0.9%0.044%
8/14/2025 Federated Hermes Inc.13,456$1.09M0.0%-13.6%0.010%
8/13/2025 Knollwood Investment Advisory LLC2,500$203K0.0%N/A0.002%
8/13/2025 Brown Advisory Inc.2,945$240K0.0%N/A0.002%
8/13/2025 Amundi31,462$2.50M0.0%-7.6%0.022%
8/13/2025 Marshall Wace LLP161,685$13.15M0.0%-71.2%0.114%
8/13/2025 Baird Financial Group Inc.7,214$587K0.0%-6.5%0.005%
8/13/2025 DigitalBridge Group Inc.390,853$31.79M3.1%-14.1%0.276%
8/13/2025 First Trust Advisors LP519,727$42.27M0.0%-4.3%0.368%
8/13/2025 Guggenheim Capital LLC18,573$1.51M0.0%+27.9%0.013%
8/13/2025 Channing Capital Management LLC139,622$11.36M0.3%N/A0.099%
8/13/2025 EverSource Wealth Advisors LLC26,483$2.15M0.1%+20.5%0.019%
8/13/2025 Invesco Ltd.281,558$22.90M0.0%-15.4%0.199%
8/13/2025 Systematic Financial Management LP54,980$4.47M0.1%-0.3%0.039%
8/13/2025 Fort Sheridan Advisors LLC2,991$243K0.0%N/A0.002%
8/13/2025 Arrowstreet Capital Limited Partnership50,298$4.09M0.0%-75.0%0.036%
8/13/2025 M&T Bank Corp10,886$886K0.0%+11.5%0.008%
8/13/2025 TradeLink Capital LLC6,942$565K1.7%N/A0.005%
8/13/2025 Shelton Capital Management5,041$410K0.0%-4.9%0.004%
8/13/2025 Panagora Asset Management Inc.5,197$423K0.0%-4.4%0.004%
8/13/2025 Lido Advisors LLC8,436$686K0.0%+75.6%0.006%
8/13/2025 Schroder Investment Management Group1,112,124$90.45M0.1%+13.5%0.787%
8/13/2025 Loomis Sayles & Co. L P357,448$29.07M0.0%-15.1%0.253%
8/13/2025 Norges Bank78,190$6.36M0.0%N/A0.055%
8/13/2025 Hsbc Holdings PLC24,554$2.02M0.0%-50.1%0.017%
8/13/2025 Northwestern Mutual Wealth Management Co.2,064$168K0.0%+48.6%0.001%
8/13/2025 State Board of Administration of Florida Retirement System145,781$11.86M0.0%+1.1%0.103%
8/13/2025 Quadrant Capital Group LLC14,351$1.17M0.0%+130.7%0.010%
8/13/2025 Choreo LLC3,156$257K0.0%N/A0.002%
8/13/2025 Russell Investments Group Ltd.262,431$21.51M0.0%+23.0%0.186%
8/12/2025 Elo Mutual Pension Insurance Co17,255$1.40M0.0%-3.8%0.012%
8/12/2025 Advisors Asset Management Inc.6,702$545K0.0%+31.2%0.005%
8/12/2025 XTX Topco Ltd41,658$3.39M0.1%-44.7%0.029%
8/12/2025 Steward Partners Investment Advisory LLC1,989$162K0.0%+17.6%0.001%
8/12/2025 Insigneo Advisory Services LLC3,067$249K0.0%N/A0.002%
8/12/2025 Ameritas Investment Partners Inc.27,599$2.25M0.1%-1.3%0.020%
8/12/2025Jefferies Financial Group Inc.49,400$4.02M0.0%N/A0.035%
8/12/2025 Prudential Financial Inc.114,076$9.28M0.0%+9.7%0.081%
8/12/2025 Coldstream Capital Management Inc.4,693$382K0.0%+2.9%0.003%
8/12/2025 Vestor Capital LLC19,907$1.62M0.0%+637.3%0.014%
8/12/2025 Charles Schwab Investment Management Inc.956,593$77.80M0.0%+0.4%0.677%
(Data available from 1/1/2016 forward)

CIEN Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of CIEN shares?

During the previous two years, 596 institutional investors and hedge funds held shares of Ciena. The most heavily invested institutionals were FMR LLC ($1.83B), Vanguard Group Inc. ($1.23B), Barrow Hanley Mewhinney & Strauss LLC ($444.14M), JPMorgan Chase & Co. ($426.42M), State Street Corp ($362.32M), Bank of America Corp DE ($284.31M), and William Blair Investment Management LLC ($220.29M).Learn more on Ciena's institutional investors.

What percentage of Ciena's stock is owned by institutional investors?

91.99% of Ciena's stock is owned by institutional investors. Learn more on CIEN's institutional investor holdings.

Which institutional investors have been buying Ciena's stock?

Of the 510 institutional investors that purchased Ciena's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Price T Rowe Associates Inc. MD ($5.02M), Barrow Hanley Mewhinney & Strauss LLC ($2.96M), Atreides Management LP ($2.91M), Pacer Advisors Inc. ($1.95M), Norges Bank ($1.80M), Vaughan Nelson Investment Management L.P. ($1.78M), and Rokos Capital Management LLP ($1.67M).

How much institutional buying is happening at Ciena?

Institutional investors have bought a total of 33,257,619 shares in the last 24 months. This purchase volume represents approximately $2.57B in transactions.

Which of Ciena's major shareholders have been selling company stock?

Of the 250 institutional investors that sold Ciena's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Price T Rowe Associates Inc. MD ($3.46M), Victory Capital Management Inc. ($2.01M), Thrivent Financial for Lutherans ($1.50M), Alyeska Investment Group L.P. ($1.48M), Atreides Management LP ($1.37M), FIL Ltd ($1.24M), and Fort Pitt Capital Group LLC ($1.19M).

How much institutional selling is happening at Ciena?

Institutional investors have sold a total of 28,071,941 shares in the last 24 months. This volume of shares sold represents approximately $2.05B in transactions.


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This page (NYSE:CIEN) was last updated on 9/17/2025 by MarketBeat.com Staff
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