Position in CIEN
as of Jun 30, 2026
· filed Jul 9, 2026
Position Value
$453,768
+$189,855 QoQ
Shares Held
925
-81.6% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.18%
of 13F equity value
Holder Rank
#791
of 1,218 holders
Holding Since
Mar 2020
6 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in CIEN Over Time
Shares Held
Position Value (USD)
Position in Communication Equipment
Technology · as of Jun 30, 2026New England Research & Management, Inc. holds $2,481,714 across 2 Communication Equipment names. CIEN ranks #2 (18.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | CSCO |
Cisco Systems, Inc.
|
17,265 | $2,027,946 | |
| 2 | CIEN |
Ciena Corp
This page
|
925 | $453,768 |
All Filings in CIEN
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6 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $453,768 | 925 | Shares | Sole | 2026-07-09 | |
| 2023-03-31 | $263,913 | 5,025 | Shares | Sole | 2023-04-06 | |
| 2021-09-30 | $311,181 | 6,060 | Shares | Sole | 2021-10-08 | |
| 2020-12-31 | $708,718 | 13,410 | Shares | Sole | 2021-01-07 | |
| 2020-09-30 | $552,087 | 13,910 | Shares | Sole | 2020-10-08 | |
| 2020-03-31 | $1,181,560 | 29,680 | Shares | Sole | 2020-06-15 | |
| No filing history on record for this holder in this stock. | ||||||