Ratings by B.Riley (Dave King)
| Date | Company | Symbol | Type | Rating (Past) |
PT (Past) |
Start $ (End $) |
% Chg. | Details |
|---|---|---|---|---|---|---|---|---|
| 3/6/2026 | CIENA | CIEN | Maintain | Neutral (N/A) |
|
Details | ||
| 2/6/2026 | Ribbon Communications | RBBN | Downgrade | Neutral (Buy) |
2.69 (2.15) |
-20.07% | Details | |
| 12/12/2025 | CIENA | CIEN | Maintain | Neutral (N/A) |
|
Details | ||
| 10/30/2025 | Extreme Networks | EXTR | Maintain | Buy (N/A) |
|
Details | ||
| 9/5/2025 | CIENA | CIEN | Downgrade | Neutral (Buy) |
94.82 (294.17) |
210.24% | Details | |
| 8/7/2025 | Extreme Networks | EXTR | Maintain | Buy (N/A) |
|
Details | ||
| 6/6/2025 | CIENA | CIEN | Maintain | Buy (N/A) |
|
Details | ||
| 4/30/2025 | Ribbon Communications | RBBN | Maintain | Buy (N/A) |
|
Details | ||
| 3/12/2025 | CIENA | CIEN | Maintain | Buy (N/A) |
|
Details | ||
| 12/12/2024 | CIENA | CIEN | Maintain | Buy (N/A) |
|
Details | ||
| 10/31/2024 | Extreme Networks | EXTR | Maintain | Buy (N/A) |
|
Details | ||
| 10/24/2024 | Ribbon Communications | RBBN | Maintain | Buy (N/A) |
|
Details | ||
| 9/5/2024 | CIENA | CIEN | Maintain | Buy (N/A) |
|
Details | ||
| 8/19/2024 | Extreme Networks | EXTR | Maintain | Buy (N/A) |
|
Details | ||
| 8/8/2024 | Extreme Networks | EXTR | Maintain | Buy (N/A) |
|
Details | ||
| 6/7/2024 | CIENA | CIEN | Maintain | Buy (N/A) |
|
Details | ||
| 5/2/2024 | Extreme Networks | EXTR | Maintain | Buy (N/A) |
|
Details | ||
| 4/25/2024 | Ribbon Communications | RBBN | Maintain | Buy (N/A) |
|
Details | ||
| 4/15/2024 | Extreme Networks | EXTR | Upgrade | Buy (Neutral) |
11.07 (13.98) |
26.29% | Details | |
| 2/1/2024 | Extreme Networks | EXTR | Maintain | Neutral (N/A) |
|
Details | ||
| 12/8/2023 | CIENA | CIEN | New Coverage | Buy (N/A) |
46.31 (94.82) |
104.75% | Details | |
| 10/26/2023 | Ribbon Communications | RBBN | Maintain | Buy (N/A) |
|
Details | ||
| 9/1/2023 | CIENA | CIEN | Maintain | Buy (N/A) |
|
Details | ||
| 8/3/2023 | Extreme Networks | EXTR | Downgrade | Neutral (Buy) |
27.85 (13.98) |
-49.8% | Details | |
| 3/7/2023 | CIENA | CIEN | Maintain | Buy (N/A) |
|
Details | ||
| 2/16/2023 | Ribbon Communications | RBBN | Maintain | Buy (N/A) |
|
Details | ||
| 12/9/2022 | CIENA | CIEN | Maintain | Buy (N/A) |
|
Details | ||
| 10/28/2022 | Extreme Networks | EXTR | Maintain | Buy (N/A) |
|
Details | ||
| 10/24/2022 | Ribbon Communications | RBBN | Maintain | Buy (N/A) |
|
Details | ||
| 9/6/2022 | CIENA | CIEN | Maintain | Buy (N/A) |
|
Details | ||
| 9/2/2022 | CIENA | CIEN | Maintain | Buy (N/A) |
|
Details | ||
| 7/28/2022 | Ribbon Communications | RBBN | Maintain | Buy (N/A) |
|
Details | ||
| 7/28/2022 | Extreme Networks | EXTR | Maintain | Buy (N/A) |
|
Details | ||
| 6/3/2022 | CIENA | CIEN | Upgrade | Buy (Neutral) |
51.35 (294.17) |
472.87% | Details | |
| 3/9/2022 | CIENA | CIEN | Maintain | Neutral (N/A) |
|
Details | ||
| 2/17/2022 | Ribbon Communications | RBBN | Maintain | Buy (N/A) |
|
Details | ||
| 1/28/2022 | Extreme Networks | EXTR | Maintain | Buy (N/A) |
|
Details | ||
| 12/10/2021 | CIENA | CIEN | Maintain | Neutral (N/A) |
|
Details | ||
| 11/3/2021 | Extreme Networks | EXTR | Maintain | Buy (N/A) |
|
Details | ||
| 10/25/2021 | Ribbon Communications | RBBN | Maintain | Buy (N/A) |
|
Details | ||
| 7/29/2021 | Ribbon Communications | RBBN | Maintain | Buy (N/A) |
|
Details | ||
| 7/29/2021 | Extreme Networks | EXTR | Maintain | Buy (N/A) |
|
Details | ||
| 6/7/2021 | CIENA | CIEN | Maintain | Neutral (N/A) |
|
Details | ||
| 6/4/2021 | CIENA | CIEN | Maintain | Neutral (N/A) |
|
Details | ||
| 2/18/2021 | Ribbon Communications | RBBN | Maintain | Buy (N/A) |
|
Details | ||
| 2/12/2021 | Ribbon Communications | RBBN | Maintain | Buy (N/A) |
|
Details | ||
| 2/10/2021 | Extreme Networks | EXTR | Maintain | Buy (N/A) |
|
Details | ||
| 1/26/2021 | Ribbon Communications | RBBN | New Coverage | Buy (N/A) |
6.81 (2.69) |
-60.5% | Details | |
| 12/11/2020 | CIENA | CIEN | Maintain | Neutral (N/A) |
|
Details | ||
| 9/4/2020 | CIENA | CIEN | Maintain | Neutral (N/A) |
|
Details | ||
| 7/15/2020 | Extreme Networks | EXTR | New Coverage | Buy (N/A) |
3.90 (13.98) |
258.46% | Details | |
| 6/5/2020 | CIENA | CIEN | Maintain | Neutral (N/A) |
|
Details | ||
| 5/13/2020 | CIENA | CIEN | Downgrade | Neutral (Buy) |
48.53 (294.17) |
506.16% | Details | |
| 3/6/2020 | CIENA | CIEN | Maintain | Buy (N/A) |
|
Details | ||
| 9/6/2019 | CIENA | CIEN | Maintain | Buy (N/A) |
|
Details | ||
| 6/7/2019 | CIENA | CIEN | Maintain | Buy (N/A) |
|
Details | ||
| 3/6/2019 | CIENA | CIEN | Maintain | Buy (N/A) |
|
Details | ||
| 8/31/2018 | CIENA | CIEN | Maintain | Buy (N/A) |
|
Details |
