Time on boards
- Boards served
- 2
- Current seats
- 2
- Board service
- 7 years
- Director since
- 2023
7 years of board service in total across 2 boards, counting each seat separately. Longest: Ciena Corporation, 3 years.
Ciena Corporation
Director
IDEXX Laboratories Inc.
Director
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Sep 24, 2026 | Ciena Corporation | Open-market sale | −2,857 | $355.91 | $1,016,835 |
| Mar 26, 2026 | Ciena Corporation | Grant or award | +605 | — | — |
| Sep 24, 2025 | Ciena Corporation | Open-market sale | −8,461 | $140.12 | $1,185,555 |
| Sep 24, 2025 | Ciena Corporation | Gift | −4,386 | — | — |
| Mar 27, 2025 | Ciena Corporation | Grant or award | +3,738 | — | — |
| Jan 6, 2025 | Ciena Corporation | Open-market sale | −16,912 | $84.96 | $1,436,844 |
| May 17, 2024 | IDEXX Laboratories Inc. | Open-market sale | −200 | $540.80 | $108,160 |
| Mar 21, 2024 | Ciena Corporation | Grant or award | +4,438 | — | — |
| Mar 30, 2023 | Ciena Corporation | Grant or award | +4,331 | — | — |
Questions about Bruce L. Claflin
What boards is Bruce L. Claflin on?
Bruce L. Claflin sits on the boards of Ciena Corporation and IDEXX Laboratories Inc.
How long has Bruce L. Claflin served on boards?
Our records show at least 7 years of board service across 2 boards, the earliest from 2023.
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