Stock Transactions — CIENA CORP

Total Bought
18,206,055
351 transactions
Total Sold
20,392,742
308 transactions
Net
-2,186,687
shares
Filing Period:Transaction:
FundPrevious Shares
Current Shares
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Change in Shares
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Previous Portfolio Weightage (%)
Current Portfolio Weightage (%)
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Change in Weight (%)
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Type
PRICE T ROWE ASSOCIATES INC /MD/262,2232,647,493+2,385,2700.000.04+0.04buy
LONE PINE CAPITAL LLC02,006,662+2,006,6620.002.13+2.13buy
JPMORGAN CHASE & CO5,243,0536,462,840+1,219,7870.030.06+0.03buy
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP50,2981,143,855+1,093,5570.000.11+0.10buy
CITADEL ADVISORS LLC9,5641,086,529+1,076,9650.000.13+0.13buy
Invesco Ltd.281,5581,238,745+957,1870.000.03+0.02buy
Jericho Capital Asset Management L.P.1,335,0001,983,000+648,0001.453.01+1.56buy
Munro Partners0556,930+556,9300.002.22+2.22buy
Anatole Investment Management Ltd0523,688+523,6880.007.98+7.98buy
Whale Rock Capital Management LLC835,8481,337,800+501,9520.942.29+1.35buy
Artisan Partners Limited Partnership0434,292+434,2920.000.09+0.09buy
CI INVESTMENTS INC.495302,443+301,9480.000.16+0.16buy
AQR CAPITAL MANAGEMENT LLC1,220,9271,502,468+281,5410.080.14+0.06buy
NOMURA HOLDINGS INC0257,284+257,2840.000.17+0.17buy
Holocene Advisors, LP0253,415+253,4150.000.08+0.08buy
Amundi31,462284,782+253,3200.000.01+0.01buy
FengHe Fund Management Pte. Ltd.0250,400+250,4000.003.33+3.33buy
Assenagon Asset Management S.A.787,2661,023,157+235,8910.100.22+0.12buy
MILLENNIUM MANAGEMENT LLC271,526503,883+232,3570.020.06+0.04buy
ACADIAN ASSET MANAGEMENT LLC54,106233,480+179,3740.010.06+0.05buy
Polar Capital Holdings Plc1,284,5231,463,211+178,6880.551.03+0.48buy
Connor, Clark & Lunn Investment Management Ltd.89,223254,738+165,5150.030.12+0.09buy
MASSACHUSETTS FINANCIAL SERVICES CO /MA/0161,622+161,6220.000.01+0.01buy
Trexquant Investment LP0157,265+157,2650.000.24+0.24buy
Schonfeld Strategic Advisors LLC0154,220+154,2200.000.16+0.16buy
TD ASSET MANAGEMENT INC0144,300+144,3000.000.02+0.02buy
CloudAlpha Capital Management Limited/Hong Kong0143,200+143,2000.001.87+1.87buy
Atreides Management, LP1,262,8181,400,764+137,9462.855.30+2.45buy
Brevan Howard Capital Management LP7,078137,727+130,6490.010.29+0.28buy
Capital World Investors1,706,4741,836,981+130,5070.020.04+0.02buy
GF FUND MANAGEMENT CO. LTD.0114,555+114,5550.000.30+0.30buy
Bridgewater Associates, LP47,956161,707+113,7510.020.09+0.08buy
AMERICAN CENTURY COMPANIES INC478,756585,747+106,9910.020.04+0.02buy
DEUTSCHE BANK AG\300,108406,059+105,9510.010.02+0.01buy
SEI INVESTMENTS CO210,806309,977+99,1710.020.05+0.03buy
Delta Global Management LP29,263122,944+93,6810.161.31+1.15buy
Portolan Capital Management, LLC088,786+88,7860.000.70+0.70buy
BNP PARIBAS FINANCIAL MARKETS26,659112,637+85,9780.000.01+0.01buy
UBS Group AG472,023553,905+81,8820.010.02+0.01buy
Atika Capital Management LLC080,000+80,0000.000.99+0.99buy
Talos Eurisko Asset Management LP069,200+69,2000.001.94+1.94buy
CANADA PENSION PLAN INVESTMENT BOARD4,80068,600+63,8000.000.01+0.01buy
Diameter Capital Partners LP062,000+62,0000.000.95+0.95buy
Man Group plc054,025+54,0250.000.02+0.02buy
NATIXIS053,635+53,6350.000.04+0.04buy
SUSQUEHANNA INTERNATIONAL GROUP, LLP050,015+50,0150.000.01+0.01buy
Aquatic Capital Management LLC047,844+47,8440.000.13+0.13buy
Qube Research & Technologies Ltd045,684+45,6840.000.01+0.01buy
ALGERT GLOBAL LLC042,630+42,6300.000.10+0.10buy
Calamos Advisors LLC21,95564,059+42,1040.010.04+0.03buy
LPL Financial LLC64,029105,343+41,3140.000.00+0.00buy
Arax Advisory Partners68340,435+39,7520.000.08+0.08buy
IEQ CAPITAL, LLC039,041+39,0410.000.02+0.02buy
GEODE CAPITAL MANAGEMENT, LLC2,502,7402,541,489+38,7490.010.02+0.01buy
BANK OF NOVA SCOTIA035,927+35,9270.000.01+0.01buy
Zurich Insurance Group Ltd/FI035,874+35,8740.000.04+0.04buy
BOOTHBAY FUND MANAGEMENT, LLC128,276163,127+34,8510.320.60+0.28buy
Twin Tree Management, LP97,040131,506+34,4660.200.89+0.70buy
Quantinno Capital Management LP52,72086,086+33,3660.020.03+0.02buy
PRIMECAP MANAGEMENT CO/CA/554,500587,200+32,7000.040.07+0.03buy
NEW YORK STATE COMMON RETIREMENT FUND80,786112,011+31,2250.010.02+0.01buy
FRANKLIN RESOURCES INC2,88233,517+30,6350.000.00+0.00buy
Hel Ved Capital Management Ltd029,940+29,9400.002.37+2.37buy
Hillsdale Investment Management Inc.11,50040,700+29,2000.030.18+0.14buy
Oribel Capital Management, LP029,000+29,0000.000.34+0.34buy
TORONTO DOMINION BANK427,828+27,8240.000.01+0.01buy
MARSHALL WACE, LLP161,685189,393+27,7080.020.03+0.01buy
BARCLAYS PLC157,781184,266+26,4850.010.01+0.00buy
Concentric Capital Strategies, LP026,193+26,1930.000.18+0.18buy
Walleye Capital LLC024,931+24,9310.000.03+0.03buy
Pacer Advisors, Inc.2,91027,027+24,1170.000.01+0.01buy
Polymer Capital Management (HK) LTD021,776+21,7760.000.44+0.44buy
Edgestream Partners, L.P.021,646+21,6460.000.09+0.09buy
Sumitomo Mitsui Trust Group, Inc.021,083+21,0830.000.00+0.00buy
Bayesian Capital Management, LP020,522+20,5220.000.61+0.61buy
CWM, LLC25,94945,848+19,8990.010.02+0.01buy
Dilation Capital Management LP019,623+19,6230.001.42+1.42buy
Counterpoint Mutual Funds LLC019,349+19,3490.000.22+0.22buy
Voleon Capital Management LP018,887+18,8870.000.07+0.07buy
OCCUDO QUANTITATIVE STRATEGIES LP018,193+18,1930.000.32+0.32buy
Cerity Partners LLC62,02178,276+16,2550.010.02+0.01buy
FORA Capital, LLC015,850+15,8500.000.41+0.41buy
Williamson Legacy Group, LLC015,290+15,2900.001.72+1.72buy
PRELUDE CAPITAL MANAGEMENT, LLC7,00022,154+15,1540.060.25+0.20buy
MERCER GLOBAL ADVISORS INC /ADV10,25324,248+13,9950.000.01+0.00buy
LECAP ASSET MANAGEMENT LTD013,683+13,6830.000.69+0.69buy
Select Equity Group, L.P.69,87383,538+13,6650.020.05+0.03buy
Creative Planning22,03435,160+13,1260.000.00+0.00buy
Entropy Technologies, LP013,108+13,1080.000.14+0.14buy
JAT Capital Mgmt LP013,000+13,0000.004.09+4.09buy
TORTOISE CAPITAL ADVISORS, L.L.C.012,540+12,5400.000.02+0.02buy
Oak Thistle LLC012,491+12,4910.000.28+0.28buy
Catalyst Funds Management Pty Ltd012,000+12,0000.000.27+0.27buy
Convergence Investment Partners, LLC011,846+11,8460.000.39+0.39buy
Albar Capital Partners LLP011,756+11,7560.000.39+0.39buy
Virtue Capital Management, LLC011,239+11,2390.000.04+0.04buy
JANE STREET GROUP, LLC2,74613,577+10,8310.000.00+0.00buy
O'Neil Global Advisors, Inc.010,565+10,5650.000.28+0.28buy
IMC-Chicago, LLC010,500+10,5000.000.03+0.03buy
South Dakota Investment Council010,242+10,2420.000.03+0.03buy
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