Ciena Corp

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Ciena Corp
TickerCIEN
CIK #0000936395
CUSIP171779309
SectorManufacturing - Telephone & Telegraph Apparatus
Address1201 Winterson Road, Linthicum, MD 21090
Source [EDGAR]
CIK Filing 2011 - 2025
[0000936395] 10-K
[0000936395] 10-Q
[0000936395] 3
[0000936395] 4
[0000936395] 8-K
[0000936395] SC 13D
[0000936395] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
BlackRock Inc Ciena Corp [2023-01-20] 11.5
FMR LLC Ciena Corp [2022-02-09] 0.0
Bank of New York Mellon Corp Ciena Corp [2017-02-03] 7.06
Platinum Investment Management Ltd Ciena Corp [2016-02-12] 0.0
Wellington Management Group LLP Ciena Corp [2016-02-11] 5.15
Bank of New York Mellon Corp Ciena Corp [2016-01-26] 5.23
Ciena Corp CYAN Inc [2015-05-13] 39.9
Platinum Investment Management Ltd Ciena Corp [2015-02-12] 0.0
TIAA CREF Investment Management LLC Ciena Corp [2015-02-12] 3.07
Teachers Advisors Inc Ciena Corp [2015-02-12] 3.07
Invesco Ltd Ciena Corp [2015-02-12] 7.2
Platinum Investment Management Ltd Ciena Corp [2014-02-13] 0.0
JPMorgan Chase & Co Ciena Corp [2014-01-24] 5.5
Citadel Advisors LLC Ciena Corp [2013-03-19] 4.6
Platinum Investment Management Ltd Ciena Corp [2013-02-15] 0.0
Vanguard Group Inc Ciena Corp [2013-02-13] 5.88
Hartford Mutual Funds Inc/Ct Ciena Corp [2013-02-11] 7.76
Bank of New York Mellon Corp Ciena Corp [2013-02-04] 5.65
Wellington Management Co LLP Ciena Corp [2012-07-10] 10.1
SAC Capital Advisors LP Ciena Corp [2012-05-14] 5.2
Platinum Investment Management Ltd Ciena Corp [2012-02-15] 0.0
Citadel Advisors LLC Ciena Corp [2012-01-12] 4.6
Form 3/4/5 Filer 2011 - 2025
Rothenstein David M
Ciena Corp
Gage Brodie
Smith Gary B
Graff Marc D.
DiPerna Dino
Kosaraju Sheela
Phipps Jason
Cumello Joseph
Moylan James E Jr
Claflin Bruce L.
Gallagher Patrick
Nevens Thomas Michael
Fitt Lawton W
Ahmed Hassan
PUMA Mary G
Kumar Devinder
Olsen Joanne Beth
Nettles Patrick H
Petrik Andrew C
McFeely Scott
Alexander Stephen B
Hamilton Rick
Obrien Judith M
Yang Mary
Frodsham James
Fathers William D
Rowny Michael J
Cash Harvey B
Locoh-Donou Francois
Starke Marcus H
Morin Philippe
CYAN Inc
Dodd James Richard JR
Medina Manuel D
Form 13F Holdings
Firm Period DFND Voting Shares
FMR LLC [2025-06-30] DFND 21,220,476 21,232,630
BlackRock, Inc. [2025-06-30] SOLE 16,242,500 17,066,992
Vanguard Group Inc [2025-06-30] SOLE 0 14,860,102
JPMorgan Chase & Co [2025-06-30] DFND 3,287,757 5,234,310
State Street Corp [2025-06-30] DFND 4,035,779 4,454,987
Barrow Hanley Mewhinney & Strauss LLC [2025-06-30] DFND 3,301,193 4,252,811
Bank of America Corp /DE/ [2025-06-30] DFND 118,184 3,495,795
Point72 Asset Management LP [2025-06-30] DFND 0 2,754,675
William Blair Investment Management LLC [2025-06-30] SOLE 2,563,636 2,708,540
Geode Capital Management LLC [2025-06-30] DFND 2,476,940 2,502,740
Dimensional Fund Advisors LP [2025-06-30] SOLE 1,875,481 1,973,637
Morgan Stanley [2025-06-30] DFND 1,304,366 1,870,080
Capital World Investors [2025-06-30] DFND 1,706,474 1,706,474
Senvest Management LLC [2025-06-30] DFND 1,655,012 1,655,012
Neuberger Berman Group LLC [2025-06-30] DFND 1,144,417 1,426,196
Jericho Capital Asset Management LP [2025-06-30] SOLE 1,335,000 1,335,000
Polar Capital Holdings Plc [2025-06-30] DFND 1,284,523 1,284,523
Atreides Management LP [2025-06-30] SOLE 1,262,818 1,262,818
Vaughan Nelson Investment Management LP [2025-06-30] DFND 1,156,601 1,235,696
Hood River Capital Management LLC [2025-06-30] SOLE 1,180,507 1,216,068
AQR Capital Management LLC [2025-06-30] DFND 1,178,223 1,206,221
Nuveen, LLC [2025-06-30] DFND 1,156,628 1,160,162
Bank of New York Mellon Corp [2025-06-30] DFND 1,041,806 1,133,004
Northern Trust Corp [2025-06-30] DFND 1,122,131 1,126,161
Schroder Investment Management Group [2025-06-30] SOLE 1,112,124 1,112,124
Balyasny Asset Management LP [2025-06-30] SOLE 1,032,393 1,032,393
Rokos Capital Management LLP [2025-06-30] OTR 0 997,425
Charles Schwab Investment Management Inc [2025-06-30] SOLE 956,543 956,593
Analog Century Management LP [2025-06-30] SOLE 898,981 898,981
Whale Rock Capital Management LLC [2025-06-30] SOLE 835,848 835,848
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