Ciena Ownership | Who Owns Ciena?


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Ciena Ownership Summary


Ciena is owned by 98.07% institutional investors, 0.93% insiders, and 1.00% retail investors. Fmr is the largest institutional shareholder, holding 14.87% of CIEN shares. Fidelity Growth Compy Commingled Pl S is the top mutual fund, with 4.58% of its assets in Ciena shares.

CIEN Ownership Benchmark


TypeName% Inst% Insiders% Retail
StockCiena98.07%0.93%1.00%
SectorTechnology Stocks 54.50%11.36%34.13%
Idea5G Stocks List74.28%7.79%17.93%

Institutional Shareholders


Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Fmr21.56M14.87%$1.04B
Blackrock15.61M10.77%$752.08M
Vanguard group14.98M10.33%$721.54M
Barrow hanley mewhinney & strauss5.40M3.72%$260.05M
Bnp paribas asset management4.95M3.41%$238.39M
State street4.39M3.03%$211.34M
Atreides management, lp3.59M2.48%$173.08M
Fil3.17M2.19%$152.56M
Thrivent financial for lutherans2.83M1.95%$136.32M
Dimensional fund advisors lp2.71M1.87%$130.39M

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
North growth management458.00K7.38%$38.87M
Atreides management, lp3.59M5.65%$173.08M
Senvest management2.33M4.31%$112.28M
Ion asset management1.56M4.19%$75.04M
Fort pitt capital group1.71M2.50%$82.34M
Westerly capital management100.00K2.40%$4.82M
Sora investors200.00K1.78%$9.64M
Digitalbridge group421.02K1.75%$20.28M
Lhm83.72K1.70%$4.03M
Lumbard & kellner65.80K1.50%$3.17M

Top Buyers

HolderShares% AssetsChange
Barrow hanley mewhinney & strauss5.40M0.89%2.94M
Fmr21.56M0.07%2.42M
Alyeska investment group1.96M0.54%901.66K
Aqr capital management886.35K0.07%718.55K
Stephens investment management group672.06K0.76%672.06K

Top Sellers

HolderShares% AssetsChange
Slate path capital lp---1.23M
Amundi9.38K0.00%-1.20M
Capital world investors---1.18M
Swedbank ab---975.00K
Neuberger berman group2.01M0.08%-925.63K

New Positions

HolderShares% AssetsChangeValue
Stephens investment management group672.06K0.76%672.06K$57.00M
Glenmede trust co na258.79K0.06%258.79K$12.47M
Corebridge financial182.90K0.05%182.90K$8.81M
Susquehanna fundamental investments104.58K0.12%104.58K$5.04M
Allianz asset management gmbh71.49K0.01%71.49K$6.06M

Sold Out

HolderChange
Tfo-tdc-2.00
Mendota financial group-2.00
Nelson, van denburg & campbell wealth management group-4.00
Berkshire capital-10.00
Horizon investments-14.00

Institutional Ownership Trends


DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Sep 30, 20244812.12%141,610,7531.20%981.05%22714.65%156-11.86%
Jun 30, 2024463-5.70%139,791,6052.04%961.09%193-3.02%175-9.33%
Mar 31, 20244915.14%136,992,5813.07%941.13%1992.05%19312.21%
Dec 31, 2023467-2.91%132,909,0580.53%911.14%195-3.47%172-9.95%
Sep 30, 2023481-0.41%132,205,259-2.97%891.08%2024.66%1913.24%

Top Mutual Funds Shareholders


HolderShares% HoldingChange
Fidelity Growth Compy Commingled Pl S6.50M4.58%751.81K
Fidelity Growth Company Fund4.72M3.32%356.89K
iShares Core S&P Mid-Cap ETF4.71M3.31%765.00
Vanguard Total Stock Mkt Idx Inv4.54M3.19%4.14K
Fidelity Growth Compy Commingled Pl O4.10M2.84%15.49K
Vanguard Small Cap Index3.68M2.59%52.23K
BlackRock Large Cap Core (SMA)2.63M1.85%-
Vanguard Institutional Extnd Mkt Idx Tr2.19M1.54%34.42K
Vanguard Small Cap Growth Index Inv2.08M1.47%88.57K
BNP Paribas Disrpt Tech Cl D2.04M1.44%-185.38K

Recent Insider Transactions


DateNameRoleActivityValue
Jan 15, 2025Kosaraju Sheela SVP and General CounselSell$129.64K
Jan 15, 2025SMITH GARY B President, CEOSell$289.98K
Jan 15, 2025SMITH GARY B President, CEOSell$290.00K
Jan 15, 2025Gage Brodie SVP Global Products & SupplySell$30.07K
Jan 15, 2025DiPerna Dino SVP Global R&DSell$64.52K

Insider Transactions Trends


DateBuySell
2025 Q1-10
2024 Q4-10
2024 Q3-9
2024 Q2-14
2024 Q1-15

CIEN Ownership FAQ


Who owns the most shares of Ciena?

Ciena’s largest shareholders are Fmr (21.56M shares, 14.87%), Blackrock (15.61M shares, 10.77%), and Vanguard group (14.98M shares, 10.33%). Together, they hold 35.98% 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 7.38% of its assets in 458K Ciena shares, valued at 38.87M$.

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 4.58% of its total shares outstanding invested in 6.5M Ciena shares.

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