Position in CIEN
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$401,768
+$401,768 QoQ
Shares Held
819
Ownership
0.001%
of shares outstanding
% of Portfolio
0.07%
of 13F equity value
Holder Rank
#823
of 1,218 holders
Holding Since
Dec 2025
3 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Derivatives in CIEN
reported options exposure · as of Mar 31, 2026CallValue
$1,125,867
CallShares
2,900
PutValue
$0
PutShares
0
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Communication Equipment
Technology · as of Jun 30, 2026SIG BROKERAGE, LP holds $3,912,258 across 6 Communication Equipment names. CIEN ranks #3 (10.3% of the industry book) .
All Filings in CIEN
Export CSV
3 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $401,768 | 819 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $1,125,867 | 2,900 | Call | Sole | 2026-05-15 | |
| 2025-12-31 | $1,169,350 | 5,000 | Call | Sole | 2026-02-17 | |
| No filing history on record for this holder in this stock. | ||||||