Blackstone Mortgage Trust's top three insider shareholders as of March 23, 2026 are Michael B. Nash (Director, 551.67K shares), Timothy Steven Johnson (Chief Executive Officer, 527.90K shares), Katharine A Keenan (Ceo President, 230.01K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Michael B. Nash | 551,675 | 0 | 30 Jun, 2025 | |
| Timothy Steven Johnson | Chief Executive Officer | 527,900 | 0 | 17 Dec, 2025 |
| Katharine A Keenan | Ceo President | 230,006 | 0 | 18 Sep, 2025 |
| Jonathan Lee Pollack | 214,683 | 0 | 15 Dec, 2023 | |
| Jonathan Lee Pollack | 0 | 208,372 | 08 Dec, 2021 | |
| Henry N Nassau | 196,351 | 0 | 20 Jan, 2026 | |
| Lynne B Sagalyn | 152,828 | 0 | 20 Jan, 2026 | |
| Thomas E Dobrowski | 129,354 | 0 | 16 Jan, 2025 | |
| Martin L Edelman | 105,865 | 0 | 17 Jan, 2023 | |
| Leonard W Cotton | 88,681 | 0 | 20 Jan, 2026 | |
| Fernando Austin Pena | President | 78,633 | 0 | 02 Jan, 2026 |
| Anthony F. Jr Marone | Chief Financial Officer | 75,500 | 0 | 17 Dec, 2025 |
| Nnenna Lynch | 34,405 | 0 | 20 Jan, 2026 | |
| Marcin Urbaszek | Chief Financial Officer | 26,176 | 0 | 18 Mar, 2026 |
| Gilda Perez-Alvarado | 19,907 | 0 | 30 Jun, 2025 | |
| Chen Yi Hsu | 4,253 | 0 | 24 Oct, 2025 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 17 Mar, 2026 | Marcin Urbaszek | Class A Common Stock | D | 452 | $19.13 | 26,176 | D | S |
| 15 Jan, 2026 | Henry N Nassau | Class A Common Stock | A | 2,550 | $19.50 | 196,351 | D | A |
| 15 Jan, 2026 | Leonard W Cotton | Class A Common Stock | A | 1,534 | $19.50 | 88,681 | D | A |
| 15 Jan, 2026 | Lynne B Sagalyn | Class A Common Stock | A | 3,300 | $19.50 | 152,828 | D | A |
| 15 Jan, 2026 | Nnenna Lynch | Class A Common Stock | A | 809 | $19.50 | 34,405 | D | A |
| 31 Dec, 2025 | Fernando Austin Pena | Class A Common Stock | D | 3,131 | $19.24 | 78,633 | D | S |
| 25 Dec, 2025 | Lynne B Sagalyn | Class A Common Stock | D | 10,777 | $0.00 | 149,528 | D | G |
| 15 Dec, 2025 | Marcin Urbaszek | Class A Common Stock | A | 15,337 | $0.00 | 27,028 | D | A |
| 15 Dec, 2025 | Timothy Steven Johnson | Class A Common Stock | A | 54,799 | $0.00 | 527,900 | D | A |
| 15 Dec, 2025 | Anthony F. Jr Marone | Class A Common Stock | A | 14,448 | $0.00 | 76,512 | D | A |
| 15 Dec, 2025 | Fernando Austin Pena | Class A Common Stock | A | 36,843 | $0.00 | 81,764 | D | A |
| 17 Dec, 2025 | Anthony F. Jr Marone | Class A Common Stock | D | 1,012 | $20.31 | 75,500 | D | S |
| 17 Dec, 2025 | Marcin Urbaszek | Class A Common Stock | D | 400 | $20.29 | 26,628 | D | S |
| 01 Dec, 2025 | Anthony F. Jr Marone | Class A Common Stock | D | 506 | $19.38 | 62,064 | D | S |
| 22 Oct, 2025 | Chen Yi Hsu | Class A Common Stock | A | 4,253 | $18.37 | 4,253 | D | A |
| 15 Oct, 2025 | Lynne B Sagalyn | Class A Common Stock | A | 3,391 | $18.51 | 160,305 | D | A |
| 15 Oct, 2025 | Nnenna Lynch | Class A Common Stock | A | 831 | $18.51 | 33,596 | D | A |
| 15 Oct, 2025 | Leonard W Cotton | Class A Common Stock | A | 1,576 | $18.51 | 87,056 | D | A |
| 15 Oct, 2025 | Henry N Nassau | Class A Common Stock | A | 2,620 | $18.51 | 193,801 | D | A |
| 17 Sep, 2025 | Katharine A Keenan | Class A Common Stock | D | 4,593 | $19.49 | 230,006 | D | S |