Ciena Corp
CIEN- Exchange
- NYSE
- Industry
- Telephone & Telegraph Apparatus
- SEC CIK
- 0000936395
In the last 90 days, Ciena Corp insiders filed 0 open-market purchases and 20 sales; 1,227 institutions reported holding it in 13F filings for Q2 2026, worth $70.4B in total; no superinvestor holds it.
Key figures
- Insider buysOpen market, last 90 days
- 0
- Insider sellsLast 90 days, $18.5M in total
- 20
- 13F holdersQ2 2026, +153 vs. previous quarter
- 1,227
- 13F valueReported value at the end of Q2 2026
- $70.4B
- Superinvestors holdingAt the end of Q2 2026
- 0
Price chart
Superinvestors holding CIEN, Q2 2026
No superinvestor reported holding CIEN at the end of Q2 2026.
Latest insider trades
Open-market purchases and sales by Ciena Corp insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Sep 25, 2026 (view filing)3:18 PM ET | Sep 23 | 2 days | Nevens Thomas MichaelDirector | SSale | −3.74K | $359.04 | −$1.34M | −37.3%6.29K after | |
| Sep 17, 2026 (view filing)4:24 PM ET | Sep 15 | 2 days | Smith Gary BPresident & CEO | SSale | −2.95K | $330.18 | −$974.7K | −1.2%240.1K after | 10b5-1 |
| Sep 17, 2026 (view filing)4:22 PM ET | Sep 15 | 2 days | Rothenstein David MEVP & Chief Strategy Officer | SSale | −2.50K | $330.48 | −$826.2K | −1.4%177.7K after | 10b5-1 |
| Sep 17, 2026 (view filing)4:20 PM ET | Sep 15 | 2 days | Gage BrodieEVP & Chief Product & | SSale | −1.20K | $324.86 | −$389.8K | −3.1%37.2K after | 10b5-1 |
| Sep 17, 2026 (view filing)4:17 PM ET | Sep 15-16 | 2 days | DiPerna DinoEVP & Chief R&D Officer | SSale | −498 | $337.43 | −$168.0K | −1.3%39.1K after | 2 lots10b5-1 |
| Sep 2, 2026 (view filing)6:35 PM ET | Sep 1 | 1 day | Smith Gary BPresident, CEO | SSale | −2.95K | $362.90 | −$1.07M | −1.2%243.1K after | 10b5-1 |
| Aug 18, 2026 (view filing)6:30 PM ET | Aug 14 | 4 days | Graff Marc D.SVP & Chief Financial Officer | SSale | −5.00K | $430.72 | −$2.15M | −4.4%107.5K after | 10b5-1 |
| Aug 18, 2026 (view filing)5:03 PM ET | Aug 14 | 4 days | Rothenstein David MSVP and Chief Strategy Officer | SSale | −2.50K | $438.10 | −$1.10M | −1.4%180.2K after | 10b5-1 |
| Aug 18, 2026 (view filing)4:47 PM ET | Aug 17 | 1 day | Smith Gary BPresident, CEO | SSale | −2.95K | $447.78 | −$1.32M | −1.2%246.0K after | 10b5-1 |
| Aug 18, 2026 (view filing)3:54 PM ET | Aug 17 | 1 day | Gage BrodieSVP Global Products & Supply | SSale | −1.20K | $439.24 | −$527.1K | −3.0%38.4K after | 10b5-1 |
Top 10 13F holders, Q2 2026
The largest institutional positions in Ciena Corp at the end of Q2 2026; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FMR LLC | 19,113,538 | $9.38B | 0.41% | −2,096,218−9.9% | Reduced |
| BlackRock, Inc. | 12,718,494 | $6.24B | 0.09% | −655,293−4.9% | Reduced |
| Banque Cantonale Vaudoise | 11,567 | $5.67B | 0.79% | −2,102−15.4% | Reduced |
| JPMorgan Chase & Co | 11,206,209 | $5.37B | 0.31% | +979,560+9.6% | Added |
| Vanguard Capital Management LLC | 9,233,803 | $4.53B | 0.10% | +64,448+0.7% | Added |
| Vanguard Portfolio Management LLC | 7,680,665 | $3.77B | 0.17% | +311,541+4.2% | Added |
| State Street Corp | 6,680,578 | $3.28B | 0.10% | +371,528+5.9% | Added |
| Price T Rowe Associates Inc | 4,071,401 | $2.00B | 0.20% | −1,171,401−22.3% | Reduced |
| Geode Capital Management, LLC | 3,370,462 | $1.65B | 0.09% | −695,097−17.1% | Reduced |
| American Century Companies Inc | 1,851,788 | $908.4M | 0.40% | +1,315,946+245.6% | Added |