OLP · One Liberty Properties Inc · Insider Trading

Includes shares acquired through issuer's dividend reinvestment plan.

This Form 4A is filed to correct an error in Column 5 of reporting person's Form 4 filed October 1, 2026.

Shares given as a gift to the reporting person's minor grandchildren. Reporting person is the custodian of the account in which such shares are held and disclaims any beneficial and pecuniary interest in these shares.

This Form 4A is filed to correct an error in Column 5 of reporting person's Form 4 filed October 1, 2026.

This transaction was executed in multiple trades at prices ranging from $24.01 to $24.14. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

Represents the date that the compensation committee determined that the metrics with respect to the shares underlying the RSUs granted in 2023 had been satisfied. The related performance period ended June 30, 2026.

Represents the date that the compensation committee determined that the metrics with respect to the shares underlying the RSUs granted in 2023 had been satisfied. The related performance period ended June 30, 2026.

Represents the date that the compensation committee determined that the metrics with respect to the shares underlying the RSUs granted in 2023 had been satisfied. The related performance period ended June 30, 2026.

Includes shares acquired through issuer's dividend reinvestment plan.

Represents the date that the compensation committee determined that the metrics with respect to the shares underlying the RSUs granted in 2023 had been satisfied. The related performance period ended June 30, 2026.

Includes shares acquired though issuer's dividend reinvestment plan.

Represents the date that the compensation committee determined that the metrics with respect to the shares underlying the RSUs granted in 2023 had been satisfied. The related performance period ended June 30, 2026.

Represents the date that the compensation committee determined that the metrics with respect to the shares underlying the RSUs granted in 2023 had been satisfied. The related performance period ended June 30, 2026.

Represents the date that the compensation committee determined that the metrics with respect to the shares underlying the RSUs granted in 2023 had been satisfied. The related performance period ended June 30, 2026.

Represents the date that the compensation committee determined that the metrics with respect to the shares underlying the RSUs granted in 2023 had been satisfied. The related performance period ended June 30, 2026.

Represents the date that the compensation committee determined that the metrics with respect to the shares underlying the RSUs granted in 2023 had been satisfied. The related performance period ended June 30, 2026.

Includes shares acquired through issuer's dividend reinvestment plan.

Represents the date that the compensation committee determined that the metrics with respect to the shares underlying the RSUs granted in 2023 had been satisfied. The related performance period ended June 30, 2026.

Represents the date that the compensation committee determined that the metrics with respect to the shares underlying the RSUs granted in 2023 had been satisfied. The related performance period ended June 30, 2026.

Includes shares acquired through issuer's dividend reinvestment plan.

Represents the date that the compensation committee determined that the metrics with respect to the shares underlying the RSUs granted in 2023 had been satisfied. The related performance period ended June 30, 2026.

Includes shares acquired through issuer's dividend reinvestment plan.

This transaction was executed in multiple trades at prices ranging from $24.29 to $24.76. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

This transaction was executed in multiple trades at prices ranging from $24.05 to $24.29. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

This transaction was executed in multiple trades at prices ranging from $23.80 to $23.85. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

This transaction was executed in multiple trades at prices ranging from $23.30 to $23.43. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

This transaction was executed in multiple trades at prices ranging from $21.70 to $22.00. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

This transaction was executed in multiple trades at prices ranging from $22.50 to $22.62. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

This transaction was executed in multiple trades at prices ranging from $22.55 to $22.70. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

This transaction was executed in multiple trades at prices ranging from $23.25 to $23.50. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

This transaction was executed in multiple trades at prices ranging from $23.15 to $23.25. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

This transaction was executed in multiple trades at prices ranging from $23 to $23.04. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

These shares were issued as restricted stock on January 14, 2026 under the issuer's 2025 Incentive Plan. Generally, subject to the reporting person's continued relationship with the issuer, 3569 shares will vest on or about March 25, 2026 with the remaining shares vesting on or about January 13, 2031.

These shares were issued as restricted stock on January 14, 2026 under the issuer's 2025 Incentive Plan. Generally, subject to the reporting person's continued relationship with the issuer, the shares vest on or about January 13, 2031.

These shares were issued as restricted stock on January 14, 2026 under the issuer's 2025 Incentive Plan. Generally, subject to the reporting person's continued relationship with the issuer, the shares vest on or about January 13, 2031.

These shares were issued as restricted stock on January 14, 2026 under the issuer's 2025 Incentive Plan. Generally, subject to the reporting person's continued relationship with the issuer, the shares vest on or about January 13, 2031.

These shares were issued as restricted stock on January 14, 2026 under the issuer's 2025 Incentive Plan. Generally, subject to the reporting person's continued relationship with the issuer, the shares vest on or about January 11, 2031.

Includes shares acquired through issuer's dividend reinvestment plan.

These shares were issued as restricted stock on January 14, 2026 under the issuer's 2025 Incentive Plan. Generally, subject to the reporting person's continued relationship with the issuer, the shares vest on or about January 13, 2031.

Includes shares acquired through issuer's dividend reinvestment plan.

These shares were issued as restricted stock on January 14, 2026 under the issuer's 2025 Incentive Plan. Generally, subject to the reporting person's continued relationship with the issuer, the shares vest on or about January 13, 2031.

These shares were issued as restricted stock on January 14, 2026 under the issuer's 2025 Incentive Plan. Generally, subject to the reporting person's continued relationship with the issuer, the shares vest on or about January 13, 2031.

These shares were issued as restricted stock on January 14, 2026 under the issuer's 2025 Incentive Plan. Generally, subject to the reporting person's continued relationship with the issuer, the shares vest on or about January 13, 2031.

These shares were issued as restricted stock on January 14, 2026 under the issuer's 2025 Incentive Plan. Generally, subject to the reporting person's continued relationship with the issuer, the shares vest on or about January 13, 2031.

Includes shares acquired through issuer's dividend reinvestment plan.

These shares were issued as restricted stock on January 14, 2026 under the issuer's 2025 Incentive Plan. Generally, subject to the reporting person's continued relationship with the issuer, the shares vest on or about January 13, 2031.

These shares were issued as restricted stock on January 14, 2026 under the issuer's 2025 Incentive Plan. Generally, subject to the reporting person's continued relationship with the issuer, the shares vest on or about January 13, 2031.

Includes shares acquired through issuer's dividend reinvestment plan.

These shares were issued as restricted stock on January 14, 2026 under the issuer's 2025 Incentive Plan. Generally, subject to the reporting person's continued relationship with the issuer, the shares vest on or about January 13, 2031.

Includes shares acquired though issuer's dividend reinvestment plan.

These shares were issued as restricted stock on January 14, 2026 under the issuer's 2025 Incentive Plan. Generally, subject to the reporting person's continued relationship with the issuer. 3171 shares vest on or about March 25, 2026 with the remaining shares vesting on or about January 11, 2031.

These shares were issued as restricted stock effective January 14, 2026 under the issuer's 2025 Incentive Plan. Subject to the reporting person's continued relationship with the Company, the shares vest January 13, 2031.

Includes shares acquired through issuer's dividend reinvestment plan.

These shares were issued as restricted stock effective June 14, 2026 under the issuer's 2025 Incentive Plan. Generally, subject to the reporting person's continued relationship with issuer, the shares vest on June 13, 2031.

Includes shares acquired through issuer's dividend reinvestment plan.

These shares were issued as restricted stock on January 14, 2026 under the issuer's 2025 Incentive Plan. Generally, subject to the reporting person's continued relationship with the issuer, the shares vest on or about January 13, 2031.

These shares were issued as restricted stock on January 14, 2026 under the issuer's 2025 Incentive Plan. Generally, subject to the reporting person's continued relationship with the issuer, the shares vest on or about January 11, 2031.

This transaction was executed in multiple trades at prices ranging from $23.00 to $23.05. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

This transaction was executed in multiple trades at prices ranging from $23.45 to $23.85. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.