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Equity · Technology

CIEN

NYSE

Ciena Corporation

$449.80 +5.59% vs prior close Finazon · prior-day close, indicative (IEX-derived, not the official close) · Oct 9, 2026

Reddit mentioned CIEN 6 times in the 30 days to 11 October 2026, across 3 of the communities we track. All of them were scored for sentiment: 67% read bullish, 0% bearish and 33% neither. Reddit data updated 11 October 2026.

Price · Chart
64 sessions
$450 $300 13 Jul 9 Oct

The line runs $443 on 13 July through $449.80 on 9 October, on a scale from $300 to $450. Days the market did not trade hold the previous close, flat.

Market cap $63.8B
P/E (TTM) 100.4
52-week range $151 – $630
Avg volume 143.6K
Mentions · 30d 6
Net sentiment +0.12

as of Oct 9, 2026

CIEN · crowd attention × price

Share ↗
6 mentions

Day8 Oct 2026

MENTIONS10–3 / day
PRICE$426$300–$450
CIEN over the last 30 days, plotting daily Reddit mentions as bars, left-hand scale; the daily closing price as a line on its own right-hand scale, solid across consecutive trading days, held flat and diagonally hatched over days the market was closed.per day0123usd$300$350$400$45012 Sep19 Sep27 Sep4 Oct11 Oct
CIEN over the last 30 days, plotting daily Reddit mentions as bars, left-hand scale; the daily closing price as a line on its own right-hand scale, solid across consecutive trading days, held flat and diagonally hatched over days the market was closed.12 Sep27 Sep11 Oct
The Distributed Sentinel 11 Oct 2026

CIEN drew 6 Reddit mentions over the 30 days to 11 October 2026

This chart in words

The chart plots daily Reddit mentions of CIEN over the 30 days to 11 October 2026: 6 in total, busiest on 1 October with 2, and 1 on the last day counted. The line is the daily close over the same window: $321.74 on 14 September, $449.80 on 9 October. Of those days, 20 were trading sessions and the other 10 are hatched on the chart. On 8 of them no session took place, and the last close before it is carried forward rather than plotted; on 2 of them no session took place, and this window holds no earlier close to carry forward.

Crowd sentiment on CIEN · 30d

n = 6 scored · Method
CIEN

67% bullish

Overall market sentiment

54% bullish

CIEN reads 13 points more bullish than overall market sentiment. Same measure; same 30-day window.

Where CIEN is discussed

(30d)
r/wallstreetbets 50% 3 +0.09
r/stocks 33% 2 +0.14
r/investing 17% 1 +0.16

CIEN insider trades

SEC Form 4 · last 90 days · newest reported trade 24 Sep 2026
Open-market buys 0
Open-market sells 1
Net sold $1.02M
Non-trade filings 0
Date Insider Type Shares Value
24 Sep 2026 Claflin Bruce L. Director Sell 2,857 $1.02M

CIEN reported financials

SEC EDGAR XBRL SEC EDGAR

CIEN reported revenue of $4.8B for the fiscal year ended 01 Nov 2025. Net income over the same period was $123.3M.

Figure Reported Period
Revenue $4.8B 01 Nov 2025 fiscal year
Net income $123.3M 01 Nov 2025 fiscal year
Diluted EPS $0.85 01 Nov 2025 fiscal year
Total assets $8.0B 01 Aug 2026 at period end
Total equity $3.1B 01 Aug 2026 at period end

CIEN earnings

SEC EDGAR
Date Period EPS Revenue
01 Aug 2026 Q3 2026 $1.83 $1.67B
02 May 2026 Q2 2026 $1.49 $1.57B
31 Jan 2026 Q1 2026 $1.03 $1.43B
01 Nov 2025 FY 2025 $0.85 $4.77B
02 Aug 2025 Q3 2025 $0.35 $1.22B
03 May 2025 Q2 2025 $0.06 $1.13B
01 Feb 2025 Q1 2025 $0.31 $1.07B
02 Nov 2024 FY 2024 $0.58 $4.01B

Next report no date announced in SEC filings yet

Reported figures & scheduled dates · SEC EDGAR filings

CIEN institutional holders

SEC Form 13F SEC EDGAR

12 of the 45 institutional funds we track reported a CIEN position for the quarter ended 30 Jun 2026 — a combined $1.4B; the latest of those filings landed 02 Sep 2026.

Fund Action Shares Value
AQR Capital Management Held (±25%) +7.7% shares 1,052,165 $507.2M
Balyasny Asset Management Held (±25%) +15.2% shares 372,449 $182.7M
Man Group Added +1,331.6% shares 334,805 $164.2M
Citadel Advisors Added +52.4% shares 214,064 $105.0M
Point72 Asset Management Trimmed −61.3% shares 210,516 $103.3M
Renaissance Technologies Added +88.9% shares 184,774 $90.6M
Millennium Management Added +83.5% shares 166,420 $81.6M
D. E. Shaw & Co. Added +1,394.6% shares 133,195 $65.3M
Bridgewater Associates Trimmed −29.8% shares 101,038 $49.6M
Marshall Wace Trimmed −64.2% shares 45,101 $22.1M

Showing the 10 largest of 12 reported positions. The figures above count all of them.

CIEN fails-to-deliver

SEC CNS data SEC

On 10 Sep 2026, 1,210 shares of CIEN failed to deliver (about $409K).

Settlement date Shares failed Notional % of shares out
10 Sep 2026 1,210 $409K 0.001%
08 Sep 2026 39,058 $12.5M 0.028%
04 Sep 2026 5,416 $1.7M 0.004%
03 Sep 2026 6,491 $2.3M 0.005%
02 Sep 2026 10,216 $3.7M 0.007%

Congressional trades in CIEN

STOCK Act disclosures House disclosures

The most recent congressional trade disclosed in CIEN is a purchase by Gilbert Ray Cisneros, Jr. (house, CA), dated 14 May 2026.

Date Member Type Amount
14 May 2026 filed 08 Jun 2026 Gilbert Ray Cisneros, Jr. house · Democrat–CA Purchase $1K–$15K
31 Oct 2025 filed 21 Nov 2025 Lisa C. McClain house · Republican–MI Sale $1K–$15K
30 Oct 2025 filed 21 Nov 2025 Lisa C. McClain house · Republican–MI Sale $1K–$15K
30 Oct 2025 filed 21 Nov 2025 Lisa C. McClain house · Republican–MI Purchase $1K–$15K
15 Oct 2025 filed 21 Nov 2025 Lisa C. McClain house · Republican–MI Sale $1K–$15K
17 Jun 2025 filed 13 Aug 2025 Lisa C. McClain house · Republican–MI Purchase $1K–$15K
04 Sep 2024 filed 06 Sep 2024 John James house · Republican–MI Sale $1K–$15K
10 Nov 2023 filed 02 Sep 2024 John James house · Republican–MI Purchase $1K–$15K

CIEN — frequently asked questions

From live data

How often is CIEN mentioned on Reddit?

CIEN was mentioned 2 times in the last 7 days across the finance subreddits we track, and 6 times over the trailing 30 days.

Is Reddit bullish or bearish on CIEN?

Across 6 classified CIEN mentions in the last 30 days, 67% read bullish, 0% bearish and 33% neutral. Crowd sentiment is a social signal, not investment advice.

When did CIEN last report earnings?

Ciena (CIEN) last reported earnings on 01 Aug 2026 for Q3 2026, per SEC filings.

Are CIEN insiders buying or selling?

SEC Form 4 filings over the last 90 days show 0 buys and 1 sell by CIEN insiders on the open market.

What exchange is CIEN listed on?

Ciena trades on NYSE under the ticker CIEN.

Answers are generated from the live figures on this page — Reddit crowd data, SEC filings and open company records — and update as the data does.

Sources

  1. Finazonprior-day close, indicative (IEX-derived, not the official close), most closes dollar-rounded at the source
  2. TradingViewthe price chart widget, drawn by TradingView from their own data
  3. RedditReddit ingest across the tracked finance subreddits
  4. SEC EDGARSEC EDGAR XBRL company facts · latest period ended 01 Aug 2026
  5. SEC EDGARSEC EDGAR 13F filings
  6. SECSEC fails-to-deliver (CNS) data
  7. House disclosuresU.S. House of Representatives financial disclosures
  8. SEC EDGARValuation computed from SEC EDGAR filings