As of April 28, 2026, the three largest insider holders of LTBR are Jensen Investment Management Ltd Ak (TenPercentOwner, 1.24Mn shares), Jensen Investment Management Ltd Ak (TenPercentOwner, 1.18Mn shares), Seth Grae (President And Ceo, 778.01K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Jensen Investment Management Ltd Ak | - | 0 | 1,241,165 | 19 Jan, 2023 |
| Jensen Investment Management Ltd Ak | - | 0 | 1,182,967 | 19 Jan, 2023 |
| Seth Grae | President And Ceo | 778,014 | 0 | 14 Apr, 2026 |
| Andrey Mushakov | Evp, Nuclear Operations | 380,485 | 0 | 14 Apr, 2026 |
| Larry Goldman | Cfo | 319,827 | 0 | 14 Apr, 2026 |
| Jesse L. Funches | - | 74,022 | 0 | 09 Jan, 2026 |
| Mark Robert Tobin | - | 71,669 | 0 | 05 Jan, 2026 |
| Mark Robert Tobin | - | 71,669 | 0 | 05 Jan, 2026 |
| Sherri Goodman | - | 62,478 | 0 | 05 Jan, 2026 |
| Sweta Chakraborty | - | 48,992 | 0 | 06 Jan, 2026 |
| Daniel B Magraw | - | 44,686 | 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 |
|---|---|---|---|---|---|---|---|---|
| 03 Apr, 2026 | Seth Grae | Common Stock | D | 13,256 | $11.09 | 778,014 | D | F |
| 03 Apr, 2026 | Andrey Mushakov | Common Stock | D | 8,597 | $11.09 | 380,485 | D | F |
| 03 Apr, 2026 | Larry Goldman | Common Stock | D | 9,013 | $11.09 | 319,827 | D | F |
| 29 Jan, 2026 | Andrey Mushakov | Common Stock | D | 2,533 | $17.48 | 416,838 | D | S |
| 29 Jan, 2026 | Andrey Mushakov | Common Stock | D | 24,929 | $16.54 | 391,909 | D | S |
| 29 Jan, 2026 | Andrey Mushakov | Common Stock | D | 2,827 | $16.03 | 389,082 | D | S |
| 14 Jan, 2026 | Larry Goldman | Common Stock | D | 2,519 | $18.00 | 335,190 | D | S |
| 15 Jan, 2026 | Larry Goldman | Common Stock | D | 6,350 | $18.07 | 328,840 | D | S |
| 09 Jan, 2026 | Jesse L. Funches | Common Stock | D | 1,449 | $16.96 | 74,022 | D | S |
| 06 Jan, 2026 | Sweta Chakraborty | Common Stock | D | 1,245 | $15.68 | 48,992 | D | S |
| 02 Jan, 2026 | Sweta Chakraborty | Common Stock | D | 1,947 | $12.88 | 39,606 | D | S |
| 02 Jan, 2026 | Jesse L. Funches | Common Stock | A | 10,631 | $0.00 | 75,471 | D | A |
| 02 Jan, 2026 | Mark Robert Tobin | Common Stock | A | 10,631 | $0.00 | 71,669 | D | A |
| 02 Jan, 2026 | Sherri Goodman | Common Stock | A | 10,631 | $0.00 | 62,478 | D | A |
| 02 Jan, 2026 | Daniel B Magraw | Common Stock | A | 10,631 | $0.00 | 44,686 | D | A |
| 02 Jan, 2026 | Mark Robert Tobin | Common Stock | A | 10,631 | $0.00 | 71,669 | D | A |
| 02 Jan, 2026 | Sweta Chakraborty | Common Stock | A | 10,631 | $0.00 | 50,237 | D | A |
| 15 Dec, 2025 | Larry Goldman | Common Stock | D | 8,487 | $14.49 | 343,160 | D | F |
| 15 Dec, 2025 | Andrey Mushakov | Common Stock | D | 8,104 | $14.49 | 419,371 | D | F |
| 15 Dec, 2025 | Seth Grae | Common Stock | D | 12,993 | $14.49 | 791,270 | D | F |