STATE OF MICHIGAN RETIREMENT SYSTEM
PensionPosition in CIEN — Ciena Corp
CIK 762152
EAST LANSING, MI
Position in CIEN
as of Jun 30, 2026
· filed Jul 30, 2026
Position Value
$17,758,272
+$3,471,408 QoQ
Shares Held
36,200
-1.6% QoQ
Ownership
0.026%
of shares outstanding
% of Portfolio
0.09%
of 13F equity value
Holder Rank
#216
of 1,218 holders
Holding Since
Mar 2020
26 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, 2026STATE OF MICHIGAN RETIREMENT SYSTEM holds $216,779,397 across 8 Communication Equipment names. CIEN ranks #4 (8.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | CSCO |
Cisco Systems, Inc.
|
1,154,062 | $135,556,122 | |
| 2 | HPE |
Hewlett Packard Enterprise Co
|
456,181 | $20,578,324 | |
| 3 | MSI |
Motorola Solutions, Inc.
|
45,508 | $18,899,017 | |
| 4 | CIEN |
Ciena Corp
This page
|
36,200 | $17,758,272 | |
| 5 | LITE |
Lumentum Holdings Inc.
|
19,900 | $17,075,394 | |
| 6 | ZBRA |
Zebra Technologies Corp
|
12,191 | $3,209,402 | |
| 7 | VIAV |
Viavi Solutions Inc.
|
54,700 | $2,611,925 | |
| 8 | BDC |
Belden Inc.
|
9,098 | $1,090,941 |
All Filings in CIEN
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $17,758,272 | 36,200 | Shares | Sole | 2026-07-30 | |
| 2026-03-31 | $14,286,864 | 36,800 | Shares | Sole | 2026-05-04 | |
| 2025-12-31 | $7,786,935 | 33,296 | Shares | Sole | 2026-01-29 | |
| 2025-09-30 | $4,908,496 | 33,696 | Shares | Sole | 2025-11-05 | |
| 2025-06-30 | $2,781,160 | 34,196 | Shares | Sole | 2025-08-05 | |
| 2025-03-31 | $2,054,378 | 33,996 | Shares | Sole | 2025-04-30 | |
| 2024-12-31 | $2,900,162 | 34,196 | Shares | Sole | 2025-02-06 | |
| 2024-09-30 | $2,099,972 | 34,096 | Shares | Sole | 2024-11-04 | |
| 2024-06-30 | $1,676,471 | 34,796 | Shares | Sole | 2024-07-26 | |
| 2024-03-31 | $1,760,222 | 35,596 | Shares | Sole | 2024-04-18 | |
| 2023-12-31 | $1,597,674 | 35,496 | Shares | Sole | 2024-01-23 | |
| 2023-09-30 | $1,686,992 | 35,696 | Shares | Sole | 2023-10-27 | |
| 2023-06-30 | $1,559,213 | 36,696 | Shares | Sole | 2023-07-26 | |
| 2023-03-31 | $1,969,289 | 37,496 | Shares | Sole | 2023-04-28 | |
| 2022-12-31 | $1,921,742 | 37,696 | Shares | Sole | 2023-01-27 | |
| 2022-09-30 | $1,524,049 | 37,696 | Shares | Sole | 2022-10-24 | |
| 2022-06-30 | $1,768,407 | 38,696 | Shares | Sole | 2022-08-08 | |
| 2022-03-31 | $2,382,516 | 39,296 | Shares | Sole | 2022-05-04 | |
| 2021-12-31 | $3,022,073 | 39,263 | Shares | Sole | 2022-01-27 | |
| 2021-09-30 | $1,990,480 | 38,763 | Shares | Sole | 2021-10-27 | |
| 2021-06-30 | $2,222,294 | 39,063 | Shares | Sole | 2021-07-27 | |
| 2021-03-31 | $3,144,375 | 57,463 | Shares | Sole | 2021-07-27 | |
| 2020-12-31 | $2,973,499 | 56,263 | Shares | Sole | 2021-07-27 | |
| 2020-09-30 | $2,221,171 | 55,963 | Shares | Sole | 2020-10-26 | |
| 2020-06-30 | $3,030,956 | 55,963 | Shares | Sole | 2020-07-29 | |
| 2020-03-31 | $1,707,849 | 42,900 | Shares | Sole | 2020-05-01 | |
| No filing history on record for this holder in this stock. | ||||||