- Corporate Officers - C
- Claflin Bruce L.
Insider Trading History of Claflin Bruce L.
The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Claflin Bruce L. since 2015.
This trader's CIK number is 1403694.
At the time of last reporting, Claflin Bruce L. was the Director of Ciena Corp. (stock ticker symbol CIEN).
Also see all insider trading activities at Ciena Corp.
Note that in the past
Claflin Bruce L. also reported insider trading activities as an insider of the following companies:
Yearly summary of insider trading at Advanced Micro Devices Inc (AMD) by Claflin Bruce L.
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2017 | AMD | 0 | $0 | 60,000 | $768,359 | 0 | $0 |
| 2016 | AMD | 0 | $0 | 20,000 | $215,120 | 144,089 | $0 |
| 2015 | AMD | 0 | $0 | 0 | $0 | 92,687 | $0 |
Yearly summary of insider trading at Ciena Corp (CIEN) by Claflin Bruce L.
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2025 | CIEN | 0 | $0 | 25,373 | $2,622,415 | 0 | $0 |
| 2020 | CIEN | 0 | $0 | 18,600 | $1,045,729 | 0 | $0 |
| 2019 | CIEN | 0 | $0 | 5,262 | $210,480 | 0 | $0 |
| 2016 | CIEN | 0 | $0 | 800 | $16,000 | 0 | $0 |
| 2015 | CIEN | 0 | $0 | 3,600 | $81,008 | 0 | $0 |
Yearly summary of insider trading at Idexx Laboratories Inc /de (IDXX) by Claflin Bruce L.
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2024 | IDXX | 0 | $0 | 200 | $108,159 | 0 | $0 |
| 2021 | IDXX | 0 | $0 | 7,331 | $3,937,032 | 8,948 | $1,169,688 |
| 2020 | IDXX | 0 | $0 | 6,740 | $2,587,847 | 5,629 | $397,069 |
| 2018 | IDXX | 1,415 | $280,059 | 0 | $0 | 0 | $0 |
Insider trading activities at 3 companies by Claflin Bruce L.:
1. Advanced Micro Devices Inc (AMD)
2. Ciena Corp (CIEN)
3. Idexx Laboratories Inc /de (IDXX)
Table 1. Insider trading of Advanced Micro Devices Inc (AMD) by Claflin Bruce L.
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2017-04-10 | AMD | Sale | 20,000 | 13.33 | 266,600 |
| 2017-03-10 | AMD | Sale | 20,000 | 13.58 | 271,600 |
| 2017-01-10 | AMD | Sale | 20,000 | 11.51 | 230,159 |
| 2016-12-12 | AMD | Sale | 20,000 | 10.76 | 215,120 |
| 2016-04-29 | AMD | Option Ex | 144,089 | .00 | 0 |
| 2015-05-08 | AMD | Option Ex | 92,687 | .00 | 0 |
Table 2. Insider trading of Ciena Corp (CIEN) by Claflin Bruce L.
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2025-09-24 | CIEN | Sale | 8,461 | 140.12 | 1,185,555 |
| 2025-01-06 | CIEN | Sale | 16,912 | 84.96 | 1,436,860 |
| 2020-07-08 | CIEN | Sale | 18,600 | 56.22 | 1,045,729 |
| 2019-12-12 | CIEN | Sale | 5,262 | 40.00 | 210,480 |
| 2016-02-22 | CIEN | Sale | 800 | 20.00 | 16,000 |
| 2015-12-21 | CIEN | Sale | 400 | 20.00 | 8,000 |
| 2015-11-12 | CIEN | Sale | 400 | 23.54 | 9,416 |
| 2015-10-12 | CIEN | Sale | 400 | 22.76 | 9,104 |
| 2015-09-14 | CIEN | Sale | 400 | 22.17 | 8,868 |
| 2015-08-12 | CIEN | Sale | 400 | 22.86 | 9,144 |
| 2015-07-13 | CIEN | Sale | 400 | 23.92 | 9,568 |
| 2015-06-12 | CIEN | Sale | 400 | 25.33 | 10,132 |
| 2015-05-12 | CIEN | Sale | 400 | 21.94 | 8,776 |
| 2015-04-13 | CIEN | Sale | 400 | 20.00 | 8,000 |
Table 3. Insider trading of Idexx Laboratories Inc /de (IDXX) by Claflin Bruce L.
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2024-05-17 | IDXX | Sale | 200 | 540.80 | 108,159 |
| 2021-10-11 | IDXX | Option Ex | 1,921 | 160.28 | 307,897 |
| 2021-02-16 | IDXX | Sale | 7,331 | 537.04 | 3,937,032 |
| 2021-02-16 | IDXX | Option Ex | 7,027 | 122.64 | 861,791 |
| 2020-08-14 | IDXX | Sale | 1,111 | 378.08 | 420,046 |
| 2020-08-18 | IDXX | Sale | 5,629 | 385.11 | 2,167,801 |
| 2020-08-17 | IDXX | Option Ex | 5,629 | 70.54 | 397,069 |
| 2018-08-03 | IDXX | Buy | 415 | 242.12 | 100,479 |
| 2018-02-07 | IDXX | Buy | 1,000 | 179.58 | 179,580 |
Insider trading activities including stock purchases, stock sales, and option exercises
listed in the above table cannot be completely guaranteed as to their accuracy.
For more information regarding the trades made by Claflin Bruce L.
(Director of Ciena Corp at the time of this reporting) see
the Securities and Exchange Commission (SEC) website.