Position in CIEN
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$822,683,346
+$283,634,921 QoQ
Shares Held
1,677,029
+20.8% QoQ
Ownership
1.18%
of shares outstanding
% of Portfolio
0.37%
of 13F equity value
Holder Rank
#14
of 1,225 holders
Holding Since
Mar 2020
18 quarters on record
Voting authority
Sole 90%
Shared 0%
None 10%
Common Shares in CIEN Over Time
Shares Held
Position Value (USD)
Position in Communication Equipment
Technology · as of Jun 30, 2026ARROWSTREET CAPITAL, LIMITED PARTNERSHIP holds $5,959,537,033 across 23 Communication Equipment names. CIEN ranks #3 (13.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | CSCO |
Cisco Systems, Inc.
|
19,339,431 | $2,271,609,565 | |
| 2 | LITE |
Lumentum Holdings Inc.
|
1,370,571 | $1,176,032,152 | |
| 3 | CIEN |
Ciena Corp
This page
|
1,677,029 | $822,683,346 | |
| 4 | NOK |
Nokia Corp
|
38,172,814 | $506,934,969 | |
| 5 | ZBRA |
Zebra Technologies Corp
|
1,066,696 | $280,818,388 | |
| 6 | MSI |
Motorola Solutions, Inc.
|
522,277 | $216,896,415 | |
| 7 | ERIC |
Ericsson Lm Telephone Co
|
15,176,534 | $169,218,354 | |
| 8 | VIAV |
Viavi Solutions Inc.
|
2,645,860 | $126,339,815 |
All Filings in CIEN
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18 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $822,683,346 | 1,677,029 | Shares | Defined | 2026-08-13 | |
| 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. | ||||||