After 1 day
+1.12%$317.46 → $321.00
Sep 03, 2026 → Sep 04, 2026
Ciena Corporation
/ CIENNYQWhat is CIEN stock?
CIEN is the U.S. stock ticker for Ciena Corporation.
As of 2026-10-27: price $335.93; market cap $45.42B; latest earnings 2026-09-03; 12 recent 13F changes.
$335.93+4.89%
Yahoo Finance ↗·Updated 10/27/2026, 02:38 AM UTC
- Current price
- $335.93
- Market cap
- $45.42B
- Latest earnings date
- Sep 03, 2026
- Data status
- Current
Yahoo Finance
Polygon.io
Nasdaq
Price change after earnings
After 7 days
+5.39%$317.46 → $334.56
Sep 03, 2026 → Sep 10, 2026
After 30 days
+22.75%$317.46 → $389.69
Sep 03, 2026 → Oct 05, 2026
Before-market or after-market timing is unavailable.
Reported date confirmed
Recent insider transactions
| Date | Trader / role | Type | Shares | Average price | Transaction value | Source |
|---|---|---|---|---|---|---|
| Oct 15, 2026 | Rothenstein David M EVP & Chief Strategy Officer | Sold | 2,500 | $348.06 | $870.16K | SEC ↗ |
| Oct 15, 2026 | DiPerna Dino EVP & Chief R&D Officer | Sold | 445 | $344.08 | $153.12K | SEC ↗ |
| Oct 15, 2026 | DiPerna Dino EVP & Chief R&D Officer | Sold | 445 | $350.00 | $155.75K | SEC ↗ |
| Oct 15, 2026 | Gage Brodie EVP & Chief Product & Tech | Sold | 1,200 | $344.08 | $412.9K | SEC ↗ |
| Oct 15, 2026 | SMITH GARY B director · President & CEO | Sold | 2,952 | $348.02 | $1.03M | SEC ↗ |
| Oct 01, 2026 | SMITH GARY B director · President & CEO | Sold | 2,952 | $369.66 | $1.09M | SEC ↗ |
| Oct 01, 2026 | Kosaraju Sheela EVP & Chief Legal Officer | Sold | 2,101 | $355.19 | $746.25K | SEC ↗ |
| Oct 01, 2026 | Graff Marc D. EVP & Chief Financial Officer | Sold | 97 | $355.19 | $34.45K | SEC ↗ |
| Oct 01, 2026 | Phipps Jason EVP & Chief Customer Officer | Sold | 2,629 | $355.19 | $933.79K | SEC ↗ |
| Sep 25, 2026 | Cumello Joseph EVP & General Mgr. | Sold | 1,586 | $358.52 | $568.6K | SEC ↗ |
| Sep 24, 2026 | Claflin Bruce L. director | Sold | 2,857 | $355.91 | $1.02M | SEC ↗ |
| Sep 23, 2026 | NEVENS THOMAS MICHAEL director | Sold | 3,738 | $359.04 | $1.34M | SEC ↗ |
EVP & Chief Strategy Officer
2,500 · $348.06 · $870.16K
Oct 15, 2026SEC Form 4 ↗
DiPerna DinoSold
EVP & Chief R&D Officer
445 · $344.08 · $153.12K
Oct 15, 2026SEC Form 4 ↗
DiPerna DinoSold
EVP & Chief R&D Officer
445 · $350.00 · $155.75K
Oct 15, 2026SEC Form 4 ↗
Gage BrodieSold
EVP & Chief Product & Tech
1,200 · $344.08 · $412.9K
Oct 15, 2026SEC Form 4 ↗
SMITH GARY BSold
director · President & CEO
2,952 · $348.02 · $1.03M
Oct 15, 2026SEC Form 4 ↗
SMITH GARY BSold
director · President & CEO
2,952 · $369.66 · $1.09M
Oct 01, 2026SEC Form 4 ↗
Kosaraju SheelaSold
EVP & Chief Legal Officer
2,101 · $355.19 · $746.25K
Oct 01, 2026SEC Form 4 ↗
Graff Marc D.Sold
EVP & Chief Financial Officer
97 · $355.19 · $34.45K
Oct 01, 2026SEC Form 4 ↗
Phipps JasonSold
EVP & Chief Customer Officer
2,629 · $355.19 · $933.79K
Oct 01, 2026SEC Form 4 ↗
Cumello JosephSold
EVP & General Mgr.
1,586 · $358.52 · $568.6K
Sep 25, 2026SEC Form 4 ↗
Claflin Bruce L.Sold
director
2,857 · $355.91 · $1.02M
Sep 24, 2026SEC Form 4 ↗
director
3,738 · $359.04 · $1.34M
Sep 23, 2026SEC Form 4 ↗
Updated: 10/20/2026, 10:35 AM UTC
13F institutional changes
| Quarter | Institution | Type | Shares held | Share change | Value change | Source |
|---|---|---|---|---|---|---|
| Jun 30, 2026 | FMR LLC / Fidelity | Reduced | 19,113,538 | -2,096,218 | +$1.14B | SEC 13F ↗ |
| Jun 30, 2026 | BlackRock, Inc. | Reduced | 12,718,494 | -655,293 | +$1.05B | SEC 13F ↗ |
| Jun 30, 2026 | JPMorgan Chase & Co. | New position | 11,206,209 | +979,560 | +$1.63B | SEC 13F ↗ |
| Jun 30, 2026 | Vanguard Capital Management LLC | Added | 9,233,803 | +64,448 | +$969.92M | SEC 13F ↗ |
| Jun 30, 2026 | Vanguard Portfolio Management LLC | Added | 7,680,665 | +311,541 | +$906.91M | SEC 13F ↗ |
| Jun 30, 2026 | State Street Corp | Added | 6,680,578 | +371,528 | +$827.86M | SEC 13F ↗ |
| Jun 30, 2026 | Geode Capital Management, LLC | Reduced | 3,370,462 | -695,097 | +$71.4M | SEC 13F ↗ |
| Mar 31, 2026 | Capital Research Global Investors | New position | 2,750,050 | +2,750,050 | +$1.07B | SEC 13F ↗ |
| Mar 31, 2026 | Bank of America Corp. | Reduced | 1,954,632 | -209,966 | -$81.52M | SEC 13F ↗ |
| Mar 31, 2026 | Capital World Investors | Reduced | 1,724,807 | -143,890 | -$55.86M | SEC 13F ↗ |
| Mar 31, 2026 | Morgan Stanley | Added | 1,561,554 | +175,969 | +$68.32M | SEC 13F ↗ |
| Mar 31, 2026 | Invesco Ltd. | Added | 1,530,293 | +12,145 | +$4.72M | SEC 13F ↗ |
FMR LLC / FidelityReduced
- Quarter
- Jun 30, 2026
- Shares held
- 19,113,538
- Share change
- -2,096,218
- Value change
- +$1.14B
BlackRock, Inc.Reduced
- Quarter
- Jun 30, 2026
- Shares held
- 12,718,494
- Share change
- -655,293
- Value change
- +$1.05B
JPMorgan Chase & Co.New position
- Quarter
- Jun 30, 2026
- Shares held
- 11,206,209
- Share change
- +979,560
- Value change
- +$1.63B
- Quarter
- Jun 30, 2026
- Shares held
- 9,233,803
- Share change
- +64,448
- Value change
- +$969.92M
- Quarter
- Jun 30, 2026
- Shares held
- 7,680,665
- Share change
- +311,541
- Value change
- +$906.91M
State Street CorpAdded
- Quarter
- Jun 30, 2026
- Shares held
- 6,680,578
- Share change
- +371,528
- Value change
- +$827.86M
- Quarter
- Jun 30, 2026
- Shares held
- 3,370,462
- Share change
- -695,097
- Value change
- +$71.4M
Capital Research Global InvestorsNew position
- Quarter
- Mar 31, 2026
- Shares held
- 2,750,050
- Share change
- +2,750,050
- Value change
- +$1.07B
Bank of America Corp.Reduced
- Quarter
- Mar 31, 2026
- Shares held
- 1,954,632
- Share change
- -209,966
- Value change
- -$81.52M
Capital World InvestorsReduced
- Quarter
- Mar 31, 2026
- Shares held
- 1,724,807
- Share change
- -143,890
- Value change
- -$55.86M
Morgan StanleyAdded
- Quarter
- Mar 31, 2026
- Shares held
- 1,561,554
- Share change
- +175,969
- Value change
- +$68.32M
Invesco Ltd.Added
- Quarter
- Mar 31, 2026
- Shares held
- 1,530,293
- Share change
- +12,145
- Value change
- +$4.72M
Share counts are derived from reported value divided by the filing price and are rounded for display.
Key people timeline
- Gary Smith
Today's results reflect the strength of our portfolio, the power of our business model
Ciena Corporation (CIEN)
Related data
Data sources and methodology
Prices use Yahoo Finance, earnings dates use Nasdaq, and company reference data prefers Polygon.io. When Polygon market cap is unavailable, the page derives it from the latest SEC shares outstanding multiplied by the Yahoo price. Insider and institutional records link to SEC EDGAR, and missing values are never invented.
Updated: 10/27/2026, 02:38 AM UTC
Collection, calculation and correction policy- Yahoo Finance
- 10/27/2026, 02:38 AM UTC
- Polygon.io
- 10/27/2026, 02:38 AM UTC
- Nasdaq earnings history
- 09/03/2026, 12:00 AM UTC
- SEC Form 4
- 10/20/2026, 10:35 AM UTC
- SEC 13F
- 08/13/2026, 06:05 PM UTC
- Statements / public records
- 06/23/2026, 12:54 PM UTC