Position in CIEN
as of Mar 31, 2026
· filed May 14, 2026
Position Value
$539,048,425
+$15,919,824 QoQ
Shares Held
1,388,477
-37.9% QoQ
Ownership
0.981%
of shares outstanding
% of Portfolio
0.30%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
17 quarters on record
Voting authority
Sole 92.82696076348402.ToString("F0")%
Shared 0.ToString("F0")%
None 7.173039236515981.ToString("F0")%
Common Shares in CIEN Over Time
Shares Held
Position Value (USD)
Position in Communication Equipment
Technology · as of Mar 31, 2026ARROWSTREET CAPITAL, LIMITED PARTNERSHIP holds $3,339,286,436 across 23 Communication Equipment names. CIEN ranks #2 (16.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | CSCO |
Cisco Systems, Inc.
|
17,585,957 | $1,364,494,403 | |
| 2 | CIEN |
Ciena Corp
This page
|
1,388,477 | $539,048,425 | |
| 3 | NOK |
Nokia Corp
|
41,855,433 | $336,517,681 | |
| 4 | LITE |
Lumentum Holdings Inc.
|
404,867 | $284,524,332 | |
| 5 | MSI |
Motorola Solutions, Inc.
|
569,177 | $247,005,742 | |
| 6 | ERIC |
Ericsson Lm Telephone Co
|
13,706,469 | $154,471,905 | |
| 7 | UI |
Ubiquiti Inc.
|
183,564 | $145,068,793 | |
| 8 | ZBRA |
Zebra Technologies Corp
|
500,628 | $104,671,302 |
All Filings in CIEN
Export CSV
17 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $539,048,425 | 1,388,477 | Shares | Defined | 2026-05-14 | |
| 2025-12-31 | $523,128,601 | 2,236,835 | Shares | Defined | 2026-02-13 | |
| 2025-09-30 | $166,625,357 | 1,143,855 | Shares | Defined | 2025-11-13 | |
| 2025-06-30 | $4,090,736 | 50,298 | Shares | Defined | 2025-08-13 | |
| 2025-03-31 | $12,168,607 | 201,367 | Shares | Defined | 2025-05-14 | |
| 2024-12-31 | $44,911,559 | 529,555 | Shares | Defined | 2025-02-12 | |
| 2024-09-30 | $711,487 | 11,552 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $5,367,926 | 111,414 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $978,813 | 19,794 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $715,433 | 15,895 | Shares | Defined | 2024-02-14 | |
| 2022-12-31 | $540,337 | 10,599 | Shares | Defined | 2023-02-14 | |
| 2021-12-31 | $665,790 | 8,650 | Shares | Defined | 2022-02-14 | |
| 2021-03-31 | $1,649,753 | 30,149 | Shares | Defined | 2021-05-14 | |
| 2020-12-31 | $59,094,438 | 1,118,154 | Shares | Defined | 2021-02-12 | |
| 2020-09-30 | $22,041,523 | 555,342 | Shares | Defined | 2020-11-12 | |
| 2020-06-30 | $26,035,741 | 480,719 | Shares | Defined | 2020-08-12 | |
| 2020-03-31 | $1,238,091 | 31,100 | Shares | Defined | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||