Dividend Seeker.
Fund holdings lookup
Request failed

As of the latest SEC filings, CIENA CORP (CIEN) is held by 869 institutional funds. The largest fund shareholder is Fidelity Growth Company Fund (FGCKX), holding an estimated $2,380,670,095.10 in market value, representing 2.89% of its portfolio.

Funds holding CIENA CORP (CIEN)

Source: SEC Form N-PORT institutional portfolio disclosures

Ticker:
CIEN
CIK:
0000936395
Showing top 25 of 869 institutional funds
Fund Type Manager Weight Market Value Shares
Report Date
Filing Date
FGCKX
Fidelity Growth Company Fund
MF Fidelity 2.89% $2,380,670,095.10 6,827,273 Feb 28, 2026 Apr 24, 2026
VTI
VANGUARD TOTAL STOCK MARKET INDEX FUND
ETF Vanguard 0.09% $1,742,824,645.65 4,489,155 Mar 31, 2026 May 28, 2026
VFIAX
VANGUARD 500 INDEX FUND
ETF Vanguard 0.10% $1,389,436,347.00 3,578,900 Mar 31, 2026 May 28, 2026
SEEGX
JPMorgan Large Cap Growth Fund
MF JPMorgan 1.20% $1,291,775,925.81 3,327,347 Mar 31, 2026 May 29, 2026
IVV
iShares Core S&P 500 ETF
ETF BlackRock / iShares 0.10% $703,238,657.31 1,811,397 Mar 31, 2026 May 28, 2026
FGKFX
Fidelity Growth Company K6 Fund
MF Fidelity 2.92% $677,534,909.70 1,943,031 Feb 28, 2026 Apr 24, 2026
SPY
SPDR S&P 500 ETF Trust
ETF State Street (SPDR) 0.10% $635,912,975.40 1,637,980 Mar 31, 2026 May 28, 2026
NAESX
VANGUARD SMALL-CAP INDEX FUND
ETF Vanguard 0.38% $633,182,165.58 1,630,946 Mar 31, 2026 May 28, 2026
FXAIX
Fidelity 500 Index Fund
MF Fidelity 0.08% $625,956,949.20 1,795,116 Feb 28, 2026 Apr 24, 2026
FCGSX
Fidelity Series Growth Company Fund
MF Fidelity 2.91% $614,597,349.30 1,762,539 Feb 28, 2026 Apr 24, 2026
CNGAX
New Economy Fund
MF Independent / Boutique 1.35% $606,755,435.00 1,740,050 Feb 28, 2026 Apr 27, 2026
VO
VANGUARD MID-CAP INDEX FUND
ETF Vanguard 0.30% $593,039,183.58 1,527,546 Mar 31, 2026 May 28, 2026
VITAX
VANGUARD INFORMATION TECHNOLOGY INDEX FUND
ETF Vanguard 0.39% $505,622,671.40 1,450,022 Feb 28, 2026 Apr 28, 2026
XLK
State Street(R) Technology Select Sector SPDR(R) ETF
ETF State Street (SPDR) 0.49% $410,082,302.01 1,056,287 Mar 31, 2026 May 28, 2026
VIGRX
VANGUARD GROWTH INDEX FUND
ETF Vanguard 0.11% $361,449,506.37 931,019 Mar 31, 2026 May 28, 2026
VISGX
VANGUARD SMALL-CAP GROWTH INDEX FUND
ETF Vanguard 0.92% $354,297,921.54 912,598 Mar 31, 2026 May 28, 2026
CAFAX
AMCAP Fund
MF Independent / Boutique 0.35% $328,543,047.80 942,194 Feb 28, 2026 Apr 27, 2026
CWIAX
Capital World Growth & Income Fund
MF Independent / Boutique 0.21% $311,089,915.40 892,142 Feb 28, 2026 Apr 27, 2026
VIIIX
VANGUARD INSTITUTIONAL INDEX FUND
MF Vanguard 0.10% $308,333,042.46 794,202 Mar 31, 2026 May 28, 2026
FSMDX
Fidelity Mid Cap Index Fund
MF Fidelity 0.55% $275,660,550.00 522,500 Apr 30, 2026 Jun 26, 2026
RSP
Invesco S&P 500 Equal Weight ETF
ETF Invesco 0.30% $261,776,227.14 496,183 Apr 30, 2026 Jun 29, 2026
BLCR
iShares Large Cap Core Active ETF
ETF BlackRock / iShares 4.32% $222,206,671.98 421,181 Apr 30, 2026 Jun 25, 2026
IWR
iShares Russell Mid-Cap ETF
ETF BlackRock / iShares 0.43% $209,222,582.22 538,914 Mar 31, 2026 May 28, 2026
VMGIX
VANGUARD MID-CAP GROWTH INDEX FUND
ETF Vanguard 0.71% $208,864,245.93 537,991 Mar 31, 2026 May 28, 2026
JGACX
JPMorgan Growth Advantage Fund
MF JPMorgan 1.01% $203,642,552.43 524,541 Mar 31, 2026 May 29, 2026
Advertisement (320x50)