| Type | Value |
|---|---|
| cik | 0000003499 |
| ticker | ALX |
| Date | Type | Insider | Qty | Price | Signals |
|---|---|---|---|---|---|
| 21 May 2026 | GRANT_AWARD | ROTH STEVEN | 505 | — | deriv |
| 21 May 2026 | GRANT_AWARD | DIBENEDETTO THOMAS Rentity | 505 | — | deriv |
| 21 May 2026 | GRANT_AWARD | MANDELBAUM DAVID | 505 | — | deriv |
| 21 May 2026 | GRANT_AWARD | SILVERSTEIN WENDY | 505 | — | deriv |
| 21 May 2026 | GRANT_AWARD | WIGHT RUSSELL B JR | 505 | — | deriv |
| 21 May 2026 | GRANT_AWARD | SONNENBLICK ARTHUR | 505 | — | deriv |
| 21 May 2026 | GRANT_AWARD | Puri Mandakini | 505 | — | deriv |
| 22 May 2025 | GRANT_AWARD | SILVERSTEIN WENDY | 346 | — | deriv |
| 22 May 2025 | GRANT_AWARD | SONNENBLICK ARTHUR | 346 | — | deriv |
| 22 May 2025 | GRANT_AWARD | DIBENEDETTO THOMAS Rentity | 346 | — | deriv |
| 22 May 2025 | GRANT_AWARD | Puri Mandakini | 346 | — | deriv |
| 22 May 2025 | GRANT_AWARD | WIGHT RUSSELL B JR | 346 | — | deriv |
| 22 May 2025 | GRANT_AWARD | ROTH STEVEN | 346 | — | deriv |
| 22 May 2025 | GRANT_AWARD | MANDELBAUM DAVID | 346 | — | deriv |
| 23 May 2024 | GRANT_AWARD | SILVERSTEIN WENDY | 357 | — | deriv |
| 23 May 2024 | GRANT_AWARD | Puri Mandakini | 357 | — | deriv |
| 23 May 2024 | GRANT_AWARD | DIBENEDETTO THOMAS Rentity | 357 | — | deriv |
| 23 May 2024 | GRANT_AWARD | WIGHT RUSSELL B JR | 357 | — | deriv |
| 23 May 2024 | GRANT_AWARD | SONNENBLICK ARTHUR | 357 | — | deriv |
| 23 May 2024 | GRANT_AWARD | WEST RICHARD R | 357 | — | deriv |
| 23 May 2024 | GRANT_AWARD | MANDELBAUM DAVID | 357 | — | deriv |
| 23 May 2024 | GRANT_AWARD | ROTH STEVEN | 357 | — | deriv |
| 23 Aug 2023 | OTHER | INTERSTATE PROPERTIES | 251,522 | 0.00 USD | |
| 18 May 2023 | GRANT_AWARD | WEST RICHARD R | 449 | — | deriv |
| 18 May 2023 | GRANT_AWARD | MANDELBAUM DAVID | 449 | — | deriv |