CLFD's three largest insider shareholders as of June 02, 2026 are Ronald G Roth (Director, 1.28Mn shares), Cheryl Beranek (Chief Executive Officer, 513.79K shares), Cheryl Beranek (Chief Executive Officer, 512.04K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Ronald G Roth | - | 1,281,808 | 0 | 02 Mar, 2026 |
| Daniel R Herzog | Chief Financial Officer | 85,082 | 0 | 05 Jan, 2026 |
| Cheryl Beranek | Chief Executive Officer | 513,791 | 0 | 02 Dec, 2025 |
| Kathleen Skarvan | - | 2,870 | 0 | 02 Mar, 2026 |
| Donald R. Hayward | - | 10,870 | 0 | 20 Feb, 2026 |
| John P Hill | Chief Operating Officer | 192,215 | 0 | 05 Jan, 2026 |
| Patrick Goepel | - | 43,407 | 0 | 27 Feb, 2024 |
| Carol Ann Wirsbinski | - | 9,631 | 0 | 02 Mar, 2026 |
| Roger G Harding | - | 30,021 | 0 | 06 Mar, 2024 |
| Walter Louis Jr Jones | - | 11,073 | 0 | 02 Mar, 2026 |
| Ademir Sarcevic | - | 5,317 | 0 | 02 Mar, 2026 |
| Catherine T. Kelly | - | 5,317 | 0 | 02 Mar, 2026 |
| Rebecca Seidel | - | 2,870 | 0 | 02 Mar, 2026 |
| Anis Khemakhem | Chief Commercial Officer | 27,445 | 0 | 05 Jan, 2026 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 27 Feb, 2026 | Rebecca Seidel | Common Stock | A | 2,544 | $0.00 | 2,870 | D | A |
| 27 Feb, 2026 | Ronald G Roth | Common Stock | A | 2,544 | $0.00 | 1,281,808 | D | A |
| 27 Feb, 2026 | Carol Ann Wirsbinski | Common Stock | A | 2,544 | $0.00 | 9,631 | D | A |
| 27 Feb, 2026 | Rebecca Seidel | Common Stock | A | 2,544 | $0.00 | 2,870 | D | A |
| 27 Feb, 2026 | Catherine T. Kelly | Common Stock | A | 2,544 | $0.00 | 5,317 | D | A |
| 27 Feb, 2026 | Kathleen Skarvan | Common Stock | A | 2,544 | $0.00 | 2,870 | D | A |
| 27 Feb, 2026 | Ronald G Roth | Common Stock | A | 2,544 | $0.00 | 1,281,808 | D | A |
| 27 Feb, 2026 | Walter Louis Jr Jones | Common Stock | A | 2,544 | $0.00 | 11,073 | D | A |
| 27 Feb, 2026 | Catherine T. Kelly | Common Stock | A | 2,544 | $0.00 | 5,317 | D | A |
| 27 Feb, 2026 | Walter Louis Jr Jones | Common Stock | A | 2,544 | $0.00 | 11,073 | D | A |
| 27 Feb, 2026 | Ademir Sarcevic | Common Stock | A | 2,544 | $0.00 | 5,317 | D | A |
| 27 Feb, 2026 | Kathleen Skarvan | Common Stock | A | 2,544 | $0.00 | 2,870 | D | A |
| 27 Feb, 2026 | Carol Ann Wirsbinski | Common Stock | A | 2,544 | $0.00 | 9,631 | D | A |
| 27 Feb, 2026 | Ademir Sarcevic | Common Stock | A | 2,544 | $0.00 | 5,317 | D | A |
| 19 Feb, 2026 | Donald R. Hayward | Common Stock | D | 3,595 | $32.00 | 10,870 | D | S |
| 19 Feb, 2026 | Donald R. Hayward | Common Stock | D | 3,595 | $32.00 | 10,870 | D | S |
| 31 Dec, 2025 | Daniel R Herzog | Common Stock (ESPP) | A | 88 | $24.78 | 85,082 | D | A |
| 31 Dec, 2025 | John P Hill | Common Stock (ESPP) | A | 222 | $24.78 | 192,215 | D | A |
| 31 Dec, 2025 | Anis Khemakhem | Common Stock (ESPP) | A | 131 | $24.78 | 27,445 | D | A |
| 31 Dec, 2025 | Daniel R Herzog | Common Stock (ESPP) | A | 88 | $24.78 | 85,082 | D | A |