Exchange: NYSE·Updated 11:56 AM EST
CIEN logo

CIEN CIENA Corp.

$235.45
$36.79
(13.51%)
Today
EarningsDec 10
Mkt Cap$38.61B
Vol2.42M

About CIEN

Ciena Corp. is a network technology company, which engages in the provision of hardware, software, and services to network operators, as well as enabling enhanced network capacity, service delivery, and automation. It operates through the following segments: Networking Platforms, Platform Software and Services, Blue Planet Automation Software and Services, and Global Services. The Networking Platforms segment consists of converged packet optical and packet networking portfolios. The Platform Software and Services segment provides analytics, data, and planning tools to assist customers in managing its networking platforms products. The Blue Planet Automation Software and Services segment enables customers to implement large-scale software and IT-led OSS transformations by transforming legacy networks into service ready networks. The Global Services segment offers a broad suite of value-added services. The company was founded by Patrick H. Nettles and Kevin Brian Kimberlin in 1992 and is headquartered in Hanover, MD.
27

Bearish Sentiment

How do you feel about CIEN?

Loki99x
$CIEN Solid beat from $NOK both sales and earnings. Backlog is converting to sales > good indication of $CIEN doing pretty well
4
BDipNRip
$CIEN hate to tell ya but thi stock was ju fine withou datacenters. Check earnings history. Yes it will definitely have an impact n. Growth but Ciena will continue to beat earnings after earnings. They are quite diversified. You don t need to sell here unless they keens spending now that msterms are done.
1
Ghostofachance
$CIEN Pullback, profit-taking, it’s whatever you want to call it…Cien keeps the cardiologist employed.
2
Albino_Trader123
$CIEN Showing incredible strength. Breakout retest held. Massive volume volume yesterday on 200ma reclaim
2
WAJeff
$CIEN Quick 285.01 to 288.89 flip. They really smacked the crap out of this one, 54.6% off June 2 peak
1
kevie6537
$CIEN $COHR $DELL Ai getting the exit treatment Yields too high cuz of trumpy pants and his war he can’t get out of More rate hikes coming, cuz of trumpy pants and his war he can’t get out of Dems gonna win the mod terms, cuz of trumpy pants and the war her can’t get of Dems will slow ai progress, increase taxes on corporations and add more red tape Fear is in the air. Thank you for your attention to this matter
1
IBott
$CIEN Did I miss an announcement that the data enter buildout has ceased?😂😂 Every provider keeps reporting insatiable demand. This is insane.
1
topstockalerts
Ciena shares plunged 9.95 % amid a broad selloff in AI optical-networking stocks, with no company-specific announcement, earnings release or analyst action triggering the decline. The pullback appears driven by profit-taking around the OCP Global Summit 2026 in San Jose, where companies showcased next-generation AI connectivity technologies that investors may have already priced into elevated sector valuations. Ciena’s strong year-to-date rally left the stock vulnerable to a reversal in sentiment. CFO Marc Graff’s recent sale of shares under a prearranged 10b5-1 trading plan may also have added to bearish sentiment, although the transaction was scheduled in advance. The selloff extended across the sector, with Lumentum falling approximately 10.26% and Coherent dropping 8.33%, while the Nasdaq lost 0.4% and the S&P 500 declined 0.1%. Technology was the S&P 500’s weakest sector, intensifying pressure on high-beta AI infrastructure stocks. $CIEN
1
MadStockAlerts1
$CIEN sitting flat all day, then out of nowhere the tape flips and it starts trading like the strongest name in the room. That shift is what the best traders watch for, not the flat part, the moment it breaks character. Worth keeping on the radar.
1
finviz
$CIEN +11%. The $420 area was the recent ceiling. Price is above it now, with volume already above 3.8M.
1
thatsolardude365
$CIEN voters in at least 29 jurisdictions backed data center bans or restrictions. seems like the fiber between halls now runs through ballot boxes, and every delayed hall strands the links ordered to connect it
thatsolardude365
$CIEN moving data between halls gets pricier when halls have to pay their real power and water costs. seems like cheap inputs were part of the margin story, and that part is getting voted on now
thatsolardude365
$CIEN optical gear moves data between halls. seems like if the halls are funded by bonds at wider spreads, the gear between them is a bond trade wearing a tech multiple
kevie6537
$CIEN oil up = sell tech Oil down = sell tech Bond yields up = sell tech Bond yields down = sell tech Increase guidance = sell tech Iran war = sell tech Iran war peace talks = sell tech It doesn’t matter. The big computers are set to sell on everything Until the elites flip the computers to buy it is a sell everything event in tech
T_L808
$CIEN pack your bags, then get your luggage. We're all going for an all expense paid trip to $185 Let's go bro
PantySniffer69420
$CIEN Who’s the loser that doesn’t want to make 100+ percent from here? 609.79. You heard that right pimps. Buy hold and own a rari. Like the rest of us old heads.
kevie6537
$CIEN algos set to sell Hedges are short the entire market Trump can’t handle the Middle East Rates going up, ai spending and demand in question What a mess we have on our hands
peloswing
$CIEN Bulls and Bears are fighting hard on control of netflow! Strong day today and finally bouncing out of the $330 support area, BUT the 50DMA poses resistance at $375 A close above the 50Day likely has the stock seeing its resistance trendline
KryptonResearch14
$CIEN Ciena finished Friday at 449.77, up 5.6%. The catalyst: Openreach picked its WaveLogic 6 tech for a UK-wide 800G rollout, the first time national 800G services are on offer there. The backlog is the real tell. Ciena ended fiscal Q3 with 8.5 billion in undelivered orders, and management expects more than 10 billion by fiscal year end. About half the business now comes straight from hyperscalers, and cloud-provider revenue is up more than 80%. Fiscal Q3: revenue 1.67 billion, up 37% year over year, adjusted EPS 2.11. Fiscal 27 revenue guide is 8.3 to 8.4 billion.
Auto_MA_T_Ka
Ciena $CIEN printed an explosive green candle right off its weekly moving average (now ex) resistance cluster. Nice!

Advertisement|Remove ads.