CIENA CORP

$CIEN
13F holders
1,032
Net 13F flow · Q
Insider buys · 90d
0
Insider net · 90d
Congress · 90d
0
Convergence

Institutional holders

Top 10 of 1,032 · Source: 13F-HR
01
Axa S.a.
02
Banyan Capital Management, Inc.
03
State Street
04
Brightline Capital Management, LLC
05
Envestnet Asset Management Inc.
06
Softbank Group Corp.
07
Jericho Capital Asset Management L.P.
08
Solus Alternative Asset Management LP
09
Caz Investments LP
10
Nuveen

Each fund name links to that filer's expert page. Share counts and per-fund weights are pending the 13F ingest fix (portfolios_expertholding.units is currently mis-populated — see the same caveat on the fund detail page's holdings table). Quarter-over-quarter delta ships with the metrics pipeline.

See all 1,032 13F holders · Pro →

Smart Money · top-200 alpha cohort

21 holders · Q1 2026

$CIEN is held by 21 managers from the Top-Performer cohort as of Q1 2026. Position weights range from 0.00% to 3.91%, with an average of 0.28% of portfolio. Largest holder: Hel Ved Capital Management Ltd at 3.91%. A weekly Smart-Money commentary for this ticker has not been generated yet this batch — the table below shows the full cohort positioning.

Smart Money shows holdings from our Top-Performer cohort — the 200 highest-alpha manager_13f funds in our universe. Position weight (current quarter) and QoQ delta versus prior quarter. α is the manager's annual alpha vs benchmark.

Insider activity · last 90 days

No insider activity

No Form 4 filings on record for $CIEN in the recent window.

Congress trades · last 90 days

7 disclosures · STOCK Act
House · Michigan · Traded Oct 30
SOLD
$1K–$15K
Nov 21STOCK
House · Michigan · Traded Oct 30
BOUGHT
$1K–$15K
Nov 21STOCK
House · Michigan · Traded Oct 15
SOLD
$1K–$15K
Nov 21STOCK
House · Michigan · Traded Oct 31
SOLD
$1K–$15K
Nov 21STOCK
House · Michigan · Traded Jun 17
BOUGHT
$1K–$15K
Aug 13STOCK
House · Michigan · Traded Sep 4
SOLD
$1K–$15K
Sep 6STOCK
House · Michigan · Traded Nov 10
BOUGHT
$1K–$15K
Sep 2STOCK

Convergence · Pattern Engine ships in v1.1

30-day window
In development

Convergence detection for $CIEN lands with the Pattern Engine.

Once the Pattern Engine ships, this section will surface every active convergence event involving $CIEN — the institutional managers and Congress members on the same name, the 30-day window, and the combined position size.

Source data: SEC EDGAR · 13F-HR · Form 4 · CapitolTrades · Last refreshed 06:54 UTC.