Position in CIEN
as of Mar 31, 2026
· filed May 14, 2026
Position Value
$1,087,044
+$385,434 QoQ
Shares Held
2,800
-6.7% QoQ
Ownership
0.002%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2025
4 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 Mar 31, 2026MAIRS & POWER INC holds $257,588,658 across 6 Communication Equipment names. CIEN ranks #4 (0.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MSI |
Motorola Solutions, Inc.
|
540,732 | $234,661,466 | |
| 2 | CLFD |
Clearfield, Inc.
|
731,733 | $19,368,972 | |
| 3 | CSCO |
Cisco Systems, Inc.
|
19,827 | $1,538,376 | |
| 4 | CIEN |
Ciena Corp
This page
|
2,800 | $1,087,044 | |
| 5 | VSAT |
Viasat Inc
|
13,000 | $595,400 | |
| 6 | DGII |
Digi International Inc
|
7,000 | $337,400 |
All Filings in CIEN
Export CSV
4 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $1,087,044 | 2,800 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $701,610 | 3,000 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $437,010 | 3,000 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $325,320 | 4,000 | Shares | Sole | 2025-08-14 | |
| No filing history on record for this holder in this stock. | ||||||