Claflin Bruce L., a director at CIENA CORP ($CIEN), sold shares on the open market once in the last year, totaling about $1.19 million. His most recent sale occurred on September 24, 2025. This places him 4,543rd among 11,678 insiders in our database by sale value, below the average of $8.6 million across 6.4 transactions per insider. He made no open market purchases during this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 26, 2026 | CIENA CORP | $CIEN | Claflin Bruce L. | Director | A | Common Stock | 605 | $0.00 | 61,979.0000 | 145,248,000 | 0.99% | 0.00% |
| Sept. 24, 2025 | CIENA CORP | $CIEN | Claflin Bruce L. | Director | G | Common Stock | 4386 | $0.00 | 61,374.0000 | 145,158,000 | 6.67% | 0.00% |
| Sept. 24, 2025 | CIENA CORP | $CIEN | Claflin Bruce L. | Director | S | Common Stock | 8461 | $140.12 | 65,760.0000 | 145,158,000 | 11.40% | 0.01% |
| May 7, 2025 | IDEXX LABORATORIES INC /DE | $IDXX | Claflin Bruce L. | Director | A | Non-Qualified Stock Option (right-to-buy) | 600 | $0.00 | 600.0000 | 83,246,000 | 9999.99% | 0.00% |
| May 7, 2025 | IDEXX LABORATORIES INC /DE | $IDXX | Claflin Bruce L. | Director | A | Deferred Stock Unit | 257 | $0.00 | 257.0000 | 83,246,000 | 9999.99% | 0.00% |
| March 27, 2025 | CIENA CORP | $CIEN | Claflin Bruce L. | Director | A | Common Stock | 3738 | $0.00 | 74,221.0000 | 145,964,000 | 5.30% | 0.00% |
| Jan. 6, 2025 | CIENA CORP | $CIEN | Claflin Bruce L. | Director | S | Common Stock | 16912 | $84.96 | 70,483.0000 | 145,964,000 | 19.35% | 0.01% |
| May 17, 2024 | IDEXX LABORATORIES INC /DE | $IDXX | Claflin Bruce L. | Director | S | Common Stock | 200 | $540.80 | 1,721.0000 | 83,978,000 | 10.41% | 0.00% |
| May 6, 2024 | IDEXX LABORATORIES INC /DE | $IDXX | Claflin Bruce L. | Director | A | Non-Qualified Stock Option (right-to-buy) | 609 | $0.00 | 609.0000 | 83,978,000 | 9999.99% | 0.00% |
| May 6, 2024 | IDEXX LABORATORIES INC /DE | $IDXX | Claflin Bruce L. | Director | A | Deferred Stock Unit | 262 | $0.00 | 863.0000 | 83,978,000 | 43.59% | 0.00% |
| March 21, 2024 | CIENA CORP | $CIEN | Claflin Bruce L. | Director | A | Common Stock | 4438 | $0.00 | 87,395.0000 | 149,380,000 | 5.35% | 0.00% |
| May 17, 2023 | IDEXX LABORATORIES INC /DE | $IDXX | Claflin Bruce L. | Director | A | Non-Qualified Stock Option (right-to-buy) | 645 | $0.00 | 645.0000 | 84,600,000 | 9999.99% | 0.00% |
| May 17, 2023 | IDEXX LABORATORIES INC /DE | $IDXX | Claflin Bruce L. | Director | A | Deferred Stock Unit | 257 | $0.00 | 601.0000 | 84,600,000 | 74.71% | 0.00% |
| March 30, 2023 | CIENA CORP | $CIEN | Claflin Bruce L. | Director | A | Common Stock | 4331 | $0.00 | 82,957.0000 | 0 | 5.51% | 0.00% |