Ciena Corp. – Investors and Politicians Who Own It
CIEN, 4 share classes and securities
Investors who own it
8 tracked investors, $959.2M in shares, each from their latest 13F.
| Investor | Value | Share of portfolio |
|---|---|---|
Gavin BakerAtreides Management, Q2 2026 | $337.8M | 2.36% |
Josh ResnickJericho Capital Asset Management, Q2 2026 | $275.5M | 2.28% |
| $133.6M | 0.09% | |
Anand ParekhAlyeska Investment Group, Q2 2026 | $108.4M | 0.28% |
Ray DalioBridgewater Associates, Q2 2026 | $49.6M | 0.20% |
| $43.7M | 0.74% | |
Barry RitholtzRitholtz Wealth Management, Q2 2026 | $8.8M | 0.13% |
Rob CitroneDiscovery Capital Management, Q2 2026 | $2M | 0.08% |
Politicians who own it
Estimated from annual disclosures and trades; values are rough estimates.
| Politician | Est. value | Share of portfolio |
|---|---|---|
Earl BlumenauerD-OR · House | $79.4K | 3.17% |
Robert P. Bresnahan, Jr.R-PA · House | $62K | 0.36% |
Alan ArmstrongR-OK · Senate | $18.7K | 0.37% |
Gilbert Ray Cisneros, Jr.D-CA · House | $12.2K | 0.03% |
Investors buying and selling
| Investor | Action | Shares now |
|---|---|---|
| Stephen Mandel | New | 2,006,662 |
| Josh Resnick | Added +49% | 1,983,000 |
| Alex Sacerdote | Added +60% | 1,337,800 |
| Gavin Baker | Added +11% | 1,400,764 |
| Ray Dalio | Added +237% | 161,707 |
| Lee Ainslie | Sold out | 0 |
| Castle Hook Partners | New | 1,748 |
| Barry Ritholtz | Added +0.8% | 3,794 |
Politicians trading it
Latest Congress trades disclosed under the STOCK Act; amounts are ranges.
| Politician | Action | Traded |
|---|---|---|
Gilbert Ray Cisneros, Jr.D-CA · House | Bought$1K–$15K | May 29, 2026disclosed Jun 8, 2026 |
Gilbert Ray Cisneros, Jr.D-CA · House | Bought$1K–$15K | May 14, 2026disclosed Jun 8, 2026 |
Alan ArmstrongR-OK · Senate | Bought$1K–$15K | Mar 30, 2026disclosed Jul 21, 2026 |
Alan ArmstrongR-OK · Senate | Bought$1K–$15K | Mar 27, 2026disclosed Jul 21, 2026 |
Lisa C. McClainSpouseR-MI · House | Sold$1K–$15K | Oct 31, 2025disclosed Nov 21, 2025 |
Lisa C. McClainSpouseR-MI · House | Sold$1K–$15K | Oct 30, 2025disclosed Nov 21, 2025 |
Lisa C. McClainSpouseR-MI · House | Bought$1K–$15K | Oct 30, 2025disclosed Nov 21, 2025 |
Lisa C. McClainSpouseR-MI · House | Sold$1K–$15K | Oct 15, 2025disclosed Nov 21, 2025 |
Lisa C. McClainSpouseR-MI · House | Bought$1K–$15K | Jun 17, 2025disclosed Aug 13, 2025 |
John JamesR-MI · House | Sold$1K–$15K | Sep 4, 2024disclosed Sep 6, 2024 |
John JamesR-MI · House | Bought$1K–$15K | Nov 10, 2023disclosed Sep 2, 2024 |
Daniel S. GoldmanD-NY · House | Sold$1K–$15K | Jul 12, 2023disclosed Aug 13, 2023 |