Ciena Ownership | Who Owns Ciena?


OverviewForecastRevenueFinancialsChartTranscripts

Ciena Ownership Summary


Ciena is owned by 97.72% institutional investors, 0.84% insiders, and 1.44% retail investors. Fmr is the largest institutional shareholder, holding 14.92% of CIEN shares. Fidelity Growth Compy Commingled Pl S is the top mutual fund, with 6.05% of its assets in Ciena shares.

CIEN Ownership Benchmark


TypeName% Inst% Insiders% Retail
StockCiena97.72%0.84%1.44%
SectorTechnology Stocks 50.69%12.56%36.75%
Idea5G Stocks List55.29%7.69%37.02%

Institutional Shareholders


Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Fmr21.16M14.92%$3.08B
Blackrock funding, inc. /de15.60M11.00%$2.27B
Blackrock15.61M10.77%$752.08M
Vanguard group15.07M10.62%$2.20B
Jpmorgan chase6.46M4.56%$941.45M
State street4.35M3.07%$634.00M
Price t rowe associates inc /md/2.65M1.87%$385.66M
Geode capital management2.54M1.79%$370.29M
Bnp paribas asset management2.51M1.77%$365.07M
William blair investment management2.44M1.72%$355.56M

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
North growth management325.00K8.24%$47.35M
Anatole investment management523.69K7.98%$76.29M
Foursixthree capital lp198.50K7.95%$28.92M
Thorntree capital partners lp339.14K7.56%$49.40M
Analog century management lp717.74K5.61%$104.55M
12th street asset management company184.95K4.56%$26.94M
Titan global capital management usa201.96K4.33%$29.42M
Jat capital mgmt lp13.00K4.09%$1.89M
Senvest management867.32K4.05%$126.34M
Atreides management, lp1.40M3.97%$204.05M

Top Buyers

HolderShares% AssetsChange
Price t rowe associates inc /md/2.65M0.04%2.39M
Lone pine capital2.01M2.13%2.01M
Jpmorgan chase6.46M0.06%1.22M
Arrowstreet capital, limited partnership1.14M0.11%1.09M
Balyasny asset management1.03M0.13%1.00M

Top Sellers

HolderShares% AssetsChange
Slate path capital lp---2.18M
Point72 asset management581.02K0.14%-2.17M
Barrow hanley mewhinney & strauss2.16M1.00%-2.09M
Blackrock funding, inc. /de15.60M0.04%-1.47M
Ion asset management211.92K3.39%-999.34K

New Positions

HolderShares% AssetsChangeValue
Lone pine capital2.01M2.13%2.01M$292.31M
Munro partners556.93K2.20%556.93K$81.13M
Anatole investment management523.69K7.98%523.69K$76.29M
Artisan partners limited partnership434.29K0.09%434.29K$63.26M
Axa investment managers316.24K0.12%316.24K$46.07M

Sold Out

HolderChange
Fairman group-1.00
Mendota financial group-2.00
Tfo-tdc-2.00
Hhm wealth advisors-3.00
Nelson, van denburg & campbell wealth management group-4.00

Institutional Ownership Trends


DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Sep 30, 202569019.17%138,609,2541.30%971.06%34713.77%24943.93%
Jun 30, 20255881.20%140,305,9213.37%981.09%3088.07%176-8.33%
Mar 31, 202516-97.12%1,999,114-98.57%10.01%7-97.69%5-96.97%
Dec 31, 2024403-16.91%107,791,137-24.11%740.77%219-4.78%121-22.93%
Sep 30, 20244812.12%141,610,7531.20%981.05%22714.65%156-11.86%

Top Mutual Funds Shareholders


HolderShares% HoldingChange
Fidelity Growth Compy Commingled Pl S8.54M6.05%93.22K
Fidelity Growth Company Fund6.15M4.36%24.41K
iShares Core S&P Mid-Cap ETF4.63M3.28%-
Vanguard US Total Market Shares ETF4.57M3.21%3.85K
Vanguard Total Stock Mkt Idx Inv4.47M3.16%-112.67K
Fidelity Growth Compy Commingled Pl O4.10M2.84%15.49K
Vanguard Small Cap Index3.45M2.44%-22.17K
BlackRock Large Cap Core (SMA)2.62M1.86%-
Vanguard Small Cap Growth Index Inv1.94M1.38%-3.68K
Fidelity Growth Company K61.91M1.35%43.09K

Recent Insider Transactions


DateNameRoleActivityValue
Nov 17, 2025Gage Brodie SVP Global Products & SupplySell$21.18K
Nov 17, 2025Rothenstein David M SVP and Chief Strategy OfficerSell$479.31K
Nov 17, 2025DiPerna Dino SVP Global R&DSell$236.78K
Nov 17, 2025DiPerna Dino SVP Global R&DSell$236.78K
Nov 10, 2025SMITH GARY B President, CEOSell$1.42M

Insider Transactions Trends


DateBuySell
2025 Q4-13
2025 Q3-18
2025 Q2-16
2025 Q1-19
2024 Q4-10

CIEN Ownership FAQ


Who owns the most shares of Ciena?

Ciena’s largest shareholders are Fmr (21.16M shares, 14.92%), Blackrock funding, inc. /de (15.6M shares, 11.00%), and Blackrock (15.61M shares, 10.77%). Together, they hold 36.68% of Ciena’s total shares outstanding.

Does Blackrock own Ciena?

Yes, BlackRock owns 10.77% of Ciena, totaling 15.61M shares as of Jun 2024. This represents 0.02% of BlackRock's total assets, with a market value of 752.08M$. In the last quarter, BlackRock increased its holdings by 230.88K shares, a 1.50% change.

Who is Ciena’s biggest shareholder by percentage of total assets invested?

North growth management is Ciena’s biggest shareholder by percentage of total assets invested, with 8.24% of its assets in 325K Ciena shares, valued at 47.35M$.

Who is the top mutual fund holder of Ciena shares?

Fidelity Growth Compy Commingled Pl S is the top mutual fund holder of Ciena shares, with 6.05% of its total shares outstanding invested in 8.54M Ciena shares.

Try Tickergate Pro Free

Customize Everything. 100% Flexibility. Fast and Easy to Use (No code or Excel Needed)

  • Customize your own personal stocks lists, views and charts

  • Choose from hundreds of fields, up to 15 years of history

  • Conduct deep comparison analysis

  • Discover trending investment themes

  • Find your next best investment

  • Research stocks using tools