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CIENA CORP COM NEW
CIENA CORP COM NEW. Institutional holdings reported to the SEC.

Institutional Holders (2015Q4)
Portfolio Summary: 337 Institutional holders with a total value of $3,090,840,294.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 VANGUARD GROUP INC 10,962,207 226,807,000 7.34%
2 Bank of New York Mellon Corp 7,073,292 146,347,000 4.73%
3 WELLINGTON MANAGEMENT GROUP LLP 6,967,616 144,160,000 4.66%
4 BlackRock Fund Advisors 6,751,254 139,683,000 4.52%
5 Invesco Ltd. 5,667,555 117,262,000 3.79%
6 ALLIANCEBERNSTEIN L.P. 5,482,413 113,596,000 3.68%
7 PARNASSUS INVESTMENTS, LLC 4,900,000 101,381,000 3.28%
8 JPMORGAN CHASE & CO 4,542,550 93,985,000 3.04%
9 STATE STREET CORP 3,994,211 82,637,000 2.67%
10 BlackRock Institutional Trust Company, N.A. 3,569,569 73,854,000 2.39%
11 TIAA CREF INVESTMENT MANAGEMENT LLC 3,413,920 70,634,000 2.29%
12 BANK OF AMERICA CORP /DE/ 2,974,071 61,534,000 1.99%
13 TEACHERS ADVISORS, LLC 2,952,802 61,093,000 1.98%
14 Alyeska Investment Group, L.P. 2,544,707 52,650,000 1.70%
15 Apex Capital Management 2,533,082 52,409,000 1.70%
16 SCHRODER INVESTMENT MANAGEMENT GROUP 2,416,400 49,995,000 1.62%
17 DIMENSIONAL FUND ADVISORS LP 2,408,181 49,826,000 1.61%
18 NORTHERN TRUST CORP 2,171,701 44,933,000 1.45%
19 CITADEL ADVISORS LLC 2,151,800 44,521,000 1.44%
20 VICTORY CAPITAL MANAGEMENT INC 2,097,162 43,390,000 1.40%
21 RENAISSANCE TECHNOLOGIES LLC 1,998,374 41,346,000 1.34%
22 WESTFIELD CAPITAL MANAGEMENT CO LP 1,979,127 40,948,000 1.32%
23 PRICE T ROWE ASSOCIATES INC /MD/ 1,811,735 37,485,000 1.21%
24 COLUMBUS CIRCLE INVESTORS 1,758,067 36,374,000 1.18%
25 SUSQUEHANNA INTERNATIONAL GROUP, LLP 1,661,500 34,377,000 1.11% Call
26 Neuberger Berman Group LLC 1,659,567 34,336,000 1.11%
27 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 1,530,084 31,658,000 1.02%
28 ARGENT CAPITAL MANAGEMENT LLC 1,479,595 30,613,000 0.99%
29 HENNESSY ADVISORS INC 1,424,100 29,465,000 0.95%
30 DEUTSCHE BANK AG\ 1,362,773 28,194,000 0.91%
31 GOLDMAN SACHS GROUP INC 1,309,947 27,103,000 0.88%
32 Gotham Asset Management, LLC 1,294,723 26,788,000 0.87%
33 BARCLAYS PLC 1,275,300 25,506,000 0.83% Call
34 FMR LLC 1,089,300 22,537,000 0.73%
35 NORGES BANK 1,046,680 21,656,000 0.70%
36 PLATINUM INVESTMENT MANAGEMENT LTD 937,377 19,394,000 0.63%
37 CREDIT SUISSE AG/ 928,919 19,219,000 0.62%
38 Carlson Capital, L.P. 900,000 18,621,000 0.60%
39 CANADA PENSION PLAN INVESTMENT BOARD 813,400 16,829,000 0.54%
40 AXA S.A. 794,610 16,441,000 0.53%
41 JANUS HENDERSON GROUP PLC 763,627 15,796,000 0.51%
42 GEODE CAPITAL MANAGEMENT, LLC 762,458 15,774,000 0.51%
43 BRAUN STACEY ASSOCIATES INC 761,165 15,749,000 0.51%
44 CRAMER ROSENTHAL MCGLYNN LLC 752,571 15,571,000 0.50%
45 EMERALD MUTUAL FUND ADVISERS TRUST 742,304 15,358,000 0.50%
46 BlackRock Investment Management, LLC 710,584 14,702,000 0.48%
47 EMERALD ADVISERS, LLC 706,995 14,628,000 0.47%
48 BARCLAYS PLC 697,935 13,959,000 0.45%
49 BROADVIEW ADVISORS LLC 645,725 13,360,000 0.43%
50 PICTON MAHONEY ASSET MANAGEMENT 596,661 12,345,000 0.40% SH
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From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.