Zabrocky Lois K

SEC source: 0001679049-26-000161 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 171,745

F1 · kind: This transaction was executed in multiple trades at prices ranging from $105.8200 to $108.5900. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on May 14, 2026.

F1 · shares: This transaction was executed in multiple trades at prices ranging from $105.8200 to $108.5900. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on May 14, 2026.

F1 · price: This transaction was executed in multiple trades at prices ranging from $105.8200 to $108.5900. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on May 14, 2026.

F1 · acquired: This transaction was executed in multiple trades at prices ranging from $105.8200 to $108.5900. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on May 14, 2026.

SEC source: 0001679049-26-000159 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 173,745

F1 · kind: This transaction was executed in multiple trades at prices ranging from $97.7700 to $99.2100. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on May 14, 2026.

F1 · shares: This transaction was executed in multiple trades at prices ranging from $97.7700 to $99.2100. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on May 14, 2026.

F1 · price: This transaction was executed in multiple trades at prices ranging from $97.7700 to $99.2100. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on May 14, 2026.

F1 · acquired: This transaction was executed in multiple trades at prices ranging from $97.7700 to $99.2100. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on May 14, 2026.

SEC source: 0001679049-26-000155 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 175,745

F1 · kind: This transaction was executed in multiple trades at prices ranging from $85.4300 to $88.7900. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · shares: This transaction was executed in multiple trades at prices ranging from $85.4300 to $88.7900. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · price: This transaction was executed in multiple trades at prices ranging from $85.4300 to $88.7900. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · acquired: This transaction was executed in multiple trades at prices ranging from $85.4300 to $88.7900. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

SEC source: 0001349704-26-000002 · form4-06182026_060605.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 54,051

F1 · price: Represents the grant of a Restricted Stock Unit Award that vests on June 16, 2027.

SEC source: 0001679049-26-000149 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 177,745

F1 · kind: This transaction was executed in multiple trades at prices ranging from $80.0900 to $82.2600. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · shares: This transaction was executed in multiple trades at prices ranging from $80.0900 to $82.2600. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · price: This transaction was executed in multiple trades at prices ranging from $80.0900 to $82.2600. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · acquired: This transaction was executed in multiple trades at prices ranging from $80.0900 to $82.2600. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

SEC source: 0001679049-26-000123 · form4.xml · derivative · entry 2

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,542

Underlying: Common Stock · 20,542 shares

Expires not disclosed

F2 · security: On June 8, 2026, INSW granted the Reporting Person pursuant to the 2025 Plan, 20,542 performance restricted stock units (PRSUs). Achievement under the PRSUs will be measured using an operating performance metric (return on invested capital, or ROIC) and a market performance metric (total shareholder return, or TSR, relative to the TSR or a peer group or companies), in each case measured over the three-year period beginning on January 2, 2026 and ending on December 31, 2028. Each metric relates to half of the PRSUs granted.

F3 · security: These PRSUs represent the right to receive an equivalent number of shares of INSW Common Stock (net of any shares deducted for applicable taxes and other withholdings) if and when the PRSUs vest, assuming a performance factor of 100% achievement. The PRSU grants are subject (so long as at least the minimum performance threshold is achieved) to increase or decrease pursuant to a performance factor that may range from 50% to 150%. The number of shares vesting, if any, will be reported after the Compensation Committee of the Issuer's Board of Directors certifies the achievement of the applicable performance metric following the end of the measurement period.

F2 · date: On June 8, 2026, INSW granted the Reporting Person pursuant to the 2025 Plan, 20,542 performance restricted stock units (PRSUs). Achievement under the PRSUs will be measured using an operating performance metric (return on invested capital, or ROIC) and a market performance metric (total shareholder return, or TSR, relative to the TSR or a peer group or companies), in each case measured over the three-year period beginning on January 2, 2026 and ending on December 31, 2028. Each metric relates to half of the PRSUs granted.

F3 · date: These PRSUs represent the right to receive an equivalent number of shares of INSW Common Stock (net of any shares deducted for applicable taxes and other withholdings) if and when the PRSUs vest, assuming a performance factor of 100% achievement. The PRSU grants are subject (so long as at least the minimum performance threshold is achieved) to increase or decrease pursuant to a performance factor that may range from 50% to 150%. The number of shares vesting, if any, will be reported after the Compensation Committee of the Issuer's Board of Directors certifies the achievement of the applicable performance metric following the end of the measurement period.

F2 · kind: On June 8, 2026, INSW granted the Reporting Person pursuant to the 2025 Plan, 20,542 performance restricted stock units (PRSUs). Achievement under the PRSUs will be measured using an operating performance metric (return on invested capital, or ROIC) and a market performance metric (total shareholder return, or TSR, relative to the TSR or a peer group or companies), in each case measured over the three-year period beginning on January 2, 2026 and ending on December 31, 2028. Each metric relates to half of the PRSUs granted.

F3 · kind: These PRSUs represent the right to receive an equivalent number of shares of INSW Common Stock (net of any shares deducted for applicable taxes and other withholdings) if and when the PRSUs vest, assuming a performance factor of 100% achievement. The PRSU grants are subject (so long as at least the minimum performance threshold is achieved) to increase or decrease pursuant to a performance factor that may range from 50% to 150%. The number of shares vesting, if any, will be reported after the Compensation Committee of the Issuer's Board of Directors certifies the achievement of the applicable performance metric following the end of the measurement period.

F2 · shares: On June 8, 2026, INSW granted the Reporting Person pursuant to the 2025 Plan, 20,542 performance restricted stock units (PRSUs). Achievement under the PRSUs will be measured using an operating performance metric (return on invested capital, or ROIC) and a market performance metric (total shareholder return, or TSR, relative to the TSR or a peer group or companies), in each case measured over the three-year period beginning on January 2, 2026 and ending on December 31, 2028. Each metric relates to half of the PRSUs granted.

F3 · shares: These PRSUs represent the right to receive an equivalent number of shares of INSW Common Stock (net of any shares deducted for applicable taxes and other withholdings) if and when the PRSUs vest, assuming a performance factor of 100% achievement. The PRSU grants are subject (so long as at least the minimum performance threshold is achieved) to increase or decrease pursuant to a performance factor that may range from 50% to 150%. The number of shares vesting, if any, will be reported after the Compensation Committee of the Issuer's Board of Directors certifies the achievement of the applicable performance metric following the end of the measurement period.

F2 · price: On June 8, 2026, INSW granted the Reporting Person pursuant to the 2025 Plan, 20,542 performance restricted stock units (PRSUs). Achievement under the PRSUs will be measured using an operating performance metric (return on invested capital, or ROIC) and a market performance metric (total shareholder return, or TSR, relative to the TSR or a peer group or companies), in each case measured over the three-year period beginning on January 2, 2026 and ending on December 31, 2028. Each metric relates to half of the PRSUs granted.

F3 · price: These PRSUs represent the right to receive an equivalent number of shares of INSW Common Stock (net of any shares deducted for applicable taxes and other withholdings) if and when the PRSUs vest, assuming a performance factor of 100% achievement. The PRSU grants are subject (so long as at least the minimum performance threshold is achieved) to increase or decrease pursuant to a performance factor that may range from 50% to 150%. The number of shares vesting, if any, will be reported after the Compensation Committee of the Issuer's Board of Directors certifies the achievement of the applicable performance metric following the end of the measurement period.

F2 · derivative.exercise_date: On June 8, 2026, INSW granted the Reporting Person pursuant to the 2025 Plan, 20,542 performance restricted stock units (PRSUs). Achievement under the PRSUs will be measured using an operating performance metric (return on invested capital, or ROIC) and a market performance metric (total shareholder return, or TSR, relative to the TSR or a peer group or companies), in each case measured over the three-year period beginning on January 2, 2026 and ending on December 31, 2028. Each metric relates to half of the PRSUs granted.

F3 · derivative.exercise_date: These PRSUs represent the right to receive an equivalent number of shares of INSW Common Stock (net of any shares deducted for applicable taxes and other withholdings) if and when the PRSUs vest, assuming a performance factor of 100% achievement. The PRSU grants are subject (so long as at least the minimum performance threshold is achieved) to increase or decrease pursuant to a performance factor that may range from 50% to 150%. The number of shares vesting, if any, will be reported after the Compensation Committee of the Issuer's Board of Directors certifies the achievement of the applicable performance metric following the end of the measurement period.

F2 · derivative.expiration_date: On June 8, 2026, INSW granted the Reporting Person pursuant to the 2025 Plan, 20,542 performance restricted stock units (PRSUs). Achievement under the PRSUs will be measured using an operating performance metric (return on invested capital, or ROIC) and a market performance metric (total shareholder return, or TSR, relative to the TSR or a peer group or companies), in each case measured over the three-year period beginning on January 2, 2026 and ending on December 31, 2028. Each metric relates to half of the PRSUs granted.

F3 · derivative.expiration_date: These PRSUs represent the right to receive an equivalent number of shares of INSW Common Stock (net of any shares deducted for applicable taxes and other withholdings) if and when the PRSUs vest, assuming a performance factor of 100% achievement. The PRSU grants are subject (so long as at least the minimum performance threshold is achieved) to increase or decrease pursuant to a performance factor that may range from 50% to 150%. The number of shares vesting, if any, will be reported after the Compensation Committee of the Issuer's Board of Directors certifies the achievement of the applicable performance metric following the end of the measurement period.

F2 · derivative.underlying: On June 8, 2026, INSW granted the Reporting Person pursuant to the 2025 Plan, 20,542 performance restricted stock units (PRSUs). Achievement under the PRSUs will be measured using an operating performance metric (return on invested capital, or ROIC) and a market performance metric (total shareholder return, or TSR, relative to the TSR or a peer group or companies), in each case measured over the three-year period beginning on January 2, 2026 and ending on December 31, 2028. Each metric relates to half of the PRSUs granted.

F3 · derivative.underlying: These PRSUs represent the right to receive an equivalent number of shares of INSW Common Stock (net of any shares deducted for applicable taxes and other withholdings) if and when the PRSUs vest, assuming a performance factor of 100% achievement. The PRSU grants are subject (so long as at least the minimum performance threshold is achieved) to increase or decrease pursuant to a performance factor that may range from 50% to 150%. The number of shares vesting, if any, will be reported after the Compensation Committee of the Issuer's Board of Directors certifies the achievement of the applicable performance metric following the end of the measurement period.

F2 · derivative.underlying_shares: On June 8, 2026, INSW granted the Reporting Person pursuant to the 2025 Plan, 20,542 performance restricted stock units (PRSUs). Achievement under the PRSUs will be measured using an operating performance metric (return on invested capital, or ROIC) and a market performance metric (total shareholder return, or TSR, relative to the TSR or a peer group or companies), in each case measured over the three-year period beginning on January 2, 2026 and ending on December 31, 2028. Each metric relates to half of the PRSUs granted.

F3 · derivative.underlying_shares: These PRSUs represent the right to receive an equivalent number of shares of INSW Common Stock (net of any shares deducted for applicable taxes and other withholdings) if and when the PRSUs vest, assuming a performance factor of 100% achievement. The PRSU grants are subject (so long as at least the minimum performance threshold is achieved) to increase or decrease pursuant to a performance factor that may range from 50% to 150%. The number of shares vesting, if any, will be reported after the Compensation Committee of the Issuer's Board of Directors certifies the achievement of the applicable performance metric following the end of the measurement period.

F2 · balance_after: On June 8, 2026, INSW granted the Reporting Person pursuant to the 2025 Plan, 20,542 performance restricted stock units (PRSUs). Achievement under the PRSUs will be measured using an operating performance metric (return on invested capital, or ROIC) and a market performance metric (total shareholder return, or TSR, relative to the TSR or a peer group or companies), in each case measured over the three-year period beginning on January 2, 2026 and ending on December 31, 2028. Each metric relates to half of the PRSUs granted.

F3 · balance_after: These PRSUs represent the right to receive an equivalent number of shares of INSW Common Stock (net of any shares deducted for applicable taxes and other withholdings) if and when the PRSUs vest, assuming a performance factor of 100% achievement. The PRSU grants are subject (so long as at least the minimum performance threshold is achieved) to increase or decrease pursuant to a performance factor that may range from 50% to 150%. The number of shares vesting, if any, will be reported after the Compensation Committee of the Issuer's Board of Directors certifies the achievement of the applicable performance metric following the end of the measurement period.

SEC source: 0001679049-26-000123 · form4.xml · derivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,542

Underlying: Common Stock · 20,542 shares

Expires not disclosed

F1 · security: On June 8, 2026, INSW granted the Reporting Person pursuant to the International Seaways 2025 Management Incentive Plan (the "2025 Plan") 20,542 restricted stock units which units vest as to one-third of such units on each of the first, second and third anniversaries of the date of the grant. Each unit represents the right to acquire one share of Common Stock. Settlement of vested units which may be in either shares of Common Stock or cash as determined by the Human Resources and Compensation Committee of the Board in its discretion, and will be net of any shares deducted for applicable taxes and other withholdings.

F1 · date: On June 8, 2026, INSW granted the Reporting Person pursuant to the International Seaways 2025 Management Incentive Plan (the "2025 Plan") 20,542 restricted stock units which units vest as to one-third of such units on each of the first, second and third anniversaries of the date of the grant. Each unit represents the right to acquire one share of Common Stock. Settlement of vested units which may be in either shares of Common Stock or cash as determined by the Human Resources and Compensation Committee of the Board in its discretion, and will be net of any shares deducted for applicable taxes and other withholdings.

F1 · kind: On June 8, 2026, INSW granted the Reporting Person pursuant to the International Seaways 2025 Management Incentive Plan (the "2025 Plan") 20,542 restricted stock units which units vest as to one-third of such units on each of the first, second and third anniversaries of the date of the grant. Each unit represents the right to acquire one share of Common Stock. Settlement of vested units which may be in either shares of Common Stock or cash as determined by the Human Resources and Compensation Committee of the Board in its discretion, and will be net of any shares deducted for applicable taxes and other withholdings.

F1 · shares: On June 8, 2026, INSW granted the Reporting Person pursuant to the International Seaways 2025 Management Incentive Plan (the "2025 Plan") 20,542 restricted stock units which units vest as to one-third of such units on each of the first, second and third anniversaries of the date of the grant. Each unit represents the right to acquire one share of Common Stock. Settlement of vested units which may be in either shares of Common Stock or cash as determined by the Human Resources and Compensation Committee of the Board in its discretion, and will be net of any shares deducted for applicable taxes and other withholdings.

F1 · price: On June 8, 2026, INSW granted the Reporting Person pursuant to the International Seaways 2025 Management Incentive Plan (the "2025 Plan") 20,542 restricted stock units which units vest as to one-third of such units on each of the first, second and third anniversaries of the date of the grant. Each unit represents the right to acquire one share of Common Stock. Settlement of vested units which may be in either shares of Common Stock or cash as determined by the Human Resources and Compensation Committee of the Board in its discretion, and will be net of any shares deducted for applicable taxes and other withholdings.

F1 · derivative.exercise_date: On June 8, 2026, INSW granted the Reporting Person pursuant to the International Seaways 2025 Management Incentive Plan (the "2025 Plan") 20,542 restricted stock units which units vest as to one-third of such units on each of the first, second and third anniversaries of the date of the grant. Each unit represents the right to acquire one share of Common Stock. Settlement of vested units which may be in either shares of Common Stock or cash as determined by the Human Resources and Compensation Committee of the Board in its discretion, and will be net of any shares deducted for applicable taxes and other withholdings.

F1 · derivative.expiration_date: On June 8, 2026, INSW granted the Reporting Person pursuant to the International Seaways 2025 Management Incentive Plan (the "2025 Plan") 20,542 restricted stock units which units vest as to one-third of such units on each of the first, second and third anniversaries of the date of the grant. Each unit represents the right to acquire one share of Common Stock. Settlement of vested units which may be in either shares of Common Stock or cash as determined by the Human Resources and Compensation Committee of the Board in its discretion, and will be net of any shares deducted for applicable taxes and other withholdings.

F1 · derivative.underlying: On June 8, 2026, INSW granted the Reporting Person pursuant to the International Seaways 2025 Management Incentive Plan (the "2025 Plan") 20,542 restricted stock units which units vest as to one-third of such units on each of the first, second and third anniversaries of the date of the grant. Each unit represents the right to acquire one share of Common Stock. Settlement of vested units which may be in either shares of Common Stock or cash as determined by the Human Resources and Compensation Committee of the Board in its discretion, and will be net of any shares deducted for applicable taxes and other withholdings.

F1 · derivative.underlying_shares: On June 8, 2026, INSW granted the Reporting Person pursuant to the International Seaways 2025 Management Incentive Plan (the "2025 Plan") 20,542 restricted stock units which units vest as to one-third of such units on each of the first, second and third anniversaries of the date of the grant. Each unit represents the right to acquire one share of Common Stock. Settlement of vested units which may be in either shares of Common Stock or cash as determined by the Human Resources and Compensation Committee of the Board in its discretion, and will be net of any shares deducted for applicable taxes and other withholdings.

F1 · balance_after: On June 8, 2026, INSW granted the Reporting Person pursuant to the International Seaways 2025 Management Incentive Plan (the "2025 Plan") 20,542 restricted stock units which units vest as to one-third of such units on each of the first, second and third anniversaries of the date of the grant. Each unit represents the right to acquire one share of Common Stock. Settlement of vested units which may be in either shares of Common Stock or cash as determined by the Human Resources and Compensation Committee of the Board in its discretion, and will be net of any shares deducted for applicable taxes and other withholdings.

SEC source: 0001679049-26-000111 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 179,745

F1 · kind: This transaction was executed in multiple trades at prices ranging from $83.6500 to $85.0600. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · shares: This transaction was executed in multiple trades at prices ranging from $83.6500 to $85.0600. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · price: This transaction was executed in multiple trades at prices ranging from $83.6500 to $85.0600. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · acquired: This transaction was executed in multiple trades at prices ranging from $83.6500 to $85.0600. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

SEC source: 0001679049-26-000103 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 181,745

F1 · kind: This transaction was executed in multiple trades at prices ranging from $86.7600 to $88.8400. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or security holder of the issuer.

F1 · shares: This transaction was executed in multiple trades at prices ranging from $86.7600 to $88.8400. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or security holder of the issuer.

F1 · price: This transaction was executed in multiple trades at prices ranging from $86.7600 to $88.8400. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or security holder of the issuer.

F1 · acquired: This transaction was executed in multiple trades at prices ranging from $86.7600 to $88.8400. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or security holder of the issuer.

SEC source: 0001679049-26-000098 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 206,745

F1 · kind: This transaction was executed in multiple trades at prices ranging from $73.7500 to $75.4500. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · shares: This transaction was executed in multiple trades at prices ranging from $73.7500 to $75.4500. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · price: This transaction was executed in multiple trades at prices ranging from $73.7500 to $75.4500. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · acquired: This transaction was executed in multiple trades at prices ranging from $73.7500 to $75.4500. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

SEC source: 0001679049-26-000092 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 208,745

F1 · kind: This transaction was executed in multiple trades at prices ranging from $66.5700 to $68.6300. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1trading plan executed by the reporting person on March 14, 2025.

F1 · shares: This transaction was executed in multiple trades at prices ranging from $66.5700 to $68.6300. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1trading plan executed by the reporting person on March 14, 2025.

F1 · price: This transaction was executed in multiple trades at prices ranging from $66.5700 to $68.6300. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1trading plan executed by the reporting person on March 14, 2025.

F1 · acquired: This transaction was executed in multiple trades at prices ranging from $66.5700 to $68.6300. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1trading plan executed by the reporting person on March 14, 2025.

SEC source: 0001679049-26-000080 · form4.xml · derivative · entry 3

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,347

Underlying: Common Stock · 6,346 shares

Expires not disclosed

F2 · security: These 6,346 restricted stock units vested on March 13, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · kind: These 6,346 restricted stock units vested on March 13, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · shares: These 6,346 restricted stock units vested on March 13, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · price: These 6,346 restricted stock units vested on March 13, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · derivative.exercise_date: These 6,346 restricted stock units vested on March 13, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · derivative.expiration_date: These 6,346 restricted stock units vested on March 13, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · derivative.underlying: These 6,346 restricted stock units vested on March 13, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · derivative.underlying_shares: These 6,346 restricted stock units vested on March 13, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · balance_after: These 6,346 restricted stock units vested on March 13, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

SEC source: 0001679049-26-000080 · form4.xml · nonDerivative · entry 2

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 210,745

F1 · kind: These 6,346 shares of Common Stock are being acquired in connection with the vesting of 6,346 restricted stock units on March 13, 2026 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units 3,068 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

F1 · shares: These 6,346 shares of Common Stock are being acquired in connection with the vesting of 6,346 restricted stock units on March 13, 2026 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units 3,068 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

F1 · price: These 6,346 shares of Common Stock are being acquired in connection with the vesting of 6,346 restricted stock units on March 13, 2026 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units 3,068 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

SEC source: 0001679049-26-000080 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 213,813

F1 · kind: These 6,346 shares of Common Stock are being acquired in connection with the vesting of 6,346 restricted stock units on March 13, 2026 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units 3,068 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

F1 · shares: These 6,346 shares of Common Stock are being acquired in connection with the vesting of 6,346 restricted stock units on March 13, 2026 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units 3,068 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

F1 · price: These 6,346 shares of Common Stock are being acquired in connection with the vesting of 6,346 restricted stock units on March 13, 2026 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units 3,068 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

SEC source: 0001679049-26-000068 · form4.xml · derivative · entry 3

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,200

Underlying: Common Stock · 14,100 shares

Expires not disclosed

F2 · security: These 14,100 restricted stock units vested on March 12, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · kind: These 14,100 restricted stock units vested on March 12, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · shares: These 14,100 restricted stock units vested on March 12, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · price: These 14,100 restricted stock units vested on March 12, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · derivative.exercise_date: These 14,100 restricted stock units vested on March 12, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · derivative.expiration_date: These 14,100 restricted stock units vested on March 12, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · derivative.underlying: These 14,100 restricted stock units vested on March 12, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · derivative.underlying_shares: These 14,100 restricted stock units vested on March 12, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · balance_after: These 14,100 restricted stock units vested on March 12, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

SEC source: 0001679049-26-000068 · form4.xml · nonDerivative · entry 2

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 207,467

F1 · kind: These 14,100 shares of Common Stock are being acquired in connection with the vesting of 14,100 restricted stock units on March 12, 2026 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units 7,086 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

F1 · shares: These 14,100 shares of Common Stock are being acquired in connection with the vesting of 14,100 restricted stock units on March 12, 2026 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units 7,086 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

F1 · price: These 14,100 shares of Common Stock are being acquired in connection with the vesting of 14,100 restricted stock units on March 12, 2026 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units 7,086 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

SEC source: 0001679049-26-000068 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 214,553

F1 · kind: These 14,100 shares of Common Stock are being acquired in connection with the vesting of 14,100 restricted stock units on March 12, 2026 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units 7,086 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

F1 · shares: These 14,100 shares of Common Stock are being acquired in connection with the vesting of 14,100 restricted stock units on March 12, 2026 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units 7,086 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

F1 · price: These 14,100 shares of Common Stock are being acquired in connection with the vesting of 14,100 restricted stock units on March 12, 2026 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units 7,086 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

SEC source: 0001679049-26-000050 · form4.xml · derivative · entry 3

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 6,510 shares

Expires not disclosed

F2 · security: These 6,510 restricted stock units vested on March 6, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · kind: These 6,510 restricted stock units vested on March 6, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · shares: These 6,510 restricted stock units vested on March 6, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · price: These 6,510 restricted stock units vested on March 6, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · derivative.exercise_date: These 6,510 restricted stock units vested on March 6, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · derivative.expiration_date: These 6,510 restricted stock units vested on March 6, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · derivative.underlying: These 6,510 restricted stock units vested on March 6, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · derivative.underlying_shares: These 6,510 restricted stock units vested on March 6, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · balance_after: These 6,510 restricted stock units vested on March 6, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

SEC source: 0001679049-26-000050 · form4.xml · nonDerivative · entry 2

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 200,453

F1 · kind: These 6,510 shares of Common Stock are being acquired in connection with the vesting of 6,510 restricted stock units on March 6, 2026 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units 3,259 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

F1 · shares: These 6,510 shares of Common Stock are being acquired in connection with the vesting of 6,510 restricted stock units on March 6, 2026 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units 3,259 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

F1 · price: These 6,510 shares of Common Stock are being acquired in connection with the vesting of 6,510 restricted stock units on March 6, 2026 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units 3,259 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

SEC source: 0001679049-26-000050 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 203,712

F1 · kind: These 6,510 shares of Common Stock are being acquired in connection with the vesting of 6,510 restricted stock units on March 6, 2026 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units 3,259 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

F1 · shares: These 6,510 shares of Common Stock are being acquired in connection with the vesting of 6,510 restricted stock units on March 6, 2026 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units 3,259 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

F1 · price: These 6,510 shares of Common Stock are being acquired in connection with the vesting of 6,510 restricted stock units on March 6, 2026 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units 3,259 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

SEC source: 0001679049-26-000023 · form4.xml · derivative · entry 3

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 25,632 shares

Expires not disclosed

F2 · security: These performance restricted stock units vested on February 26, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · kind: These performance restricted stock units vested on February 26, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · shares: These performance restricted stock units vested on February 26, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · price: These performance restricted stock units vested on February 26, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · derivative.exercise_date: These performance restricted stock units vested on February 26, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · derivative.expiration_date: These performance restricted stock units vested on February 26, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · derivative.underlying: These performance restricted stock units vested on February 26, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · derivative.underlying_shares: These performance restricted stock units vested on February 26, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · balance_after: These performance restricted stock units vested on February 26, 2026 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

SEC source: 0001679049-26-000023 · form4.xml · nonDerivative · entry 2

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 197,202

F1 · kind: These 25,632 shares of Common Stock are being acquired after vesting on February 26, 2026 in connection with the vesting of 19,530 performance restricted stock units granted on March 8, 2023 pursuant to International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units, 13,060 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

F1 · shares: These 25,632 shares of Common Stock are being acquired after vesting on February 26, 2026 in connection with the vesting of 19,530 performance restricted stock units granted on March 8, 2023 pursuant to International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units, 13,060 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

F1 · price: These 25,632 shares of Common Stock are being acquired after vesting on February 26, 2026 in connection with the vesting of 19,530 performance restricted stock units granted on March 8, 2023 pursuant to International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units, 13,060 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

SEC source: 0001679049-26-000023 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 210,262

F1 · kind: These 25,632 shares of Common Stock are being acquired after vesting on February 26, 2026 in connection with the vesting of 19,530 performance restricted stock units granted on March 8, 2023 pursuant to International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units, 13,060 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

F1 · shares: These 25,632 shares of Common Stock are being acquired after vesting on February 26, 2026 in connection with the vesting of 19,530 performance restricted stock units granted on March 8, 2023 pursuant to International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units, 13,060 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

F1 · price: These 25,632 shares of Common Stock are being acquired after vesting on February 26, 2026 in connection with the vesting of 19,530 performance restricted stock units granted on March 8, 2023 pursuant to International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units, 13,060 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

SEC source: 0001679049-26-000020 · form4.xml · derivative · entry 3

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 18,901 shares

Expires 2031-03-17

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: These stock options were exercised on a net share settlement basis.

F2 · price: Represents the number of shares withheld by the Issuer to satisfy (i) the aggregate exercise price for the options and (ii) withholding taxes related to such exercise.

F3 · derivative.exercise_date: 100% of these options were vested on the date exercisable date.

F2 · derivative.underlying: Represents the number of shares withheld by the Issuer to satisfy (i) the aggregate exercise price for the options and (ii) withholding taxes related to such exercise.

F3 · balance_after: 100% of these options were vested on the date exercisable date.

SEC source: 0001679049-26-000020 · form4.xml · nonDerivative · entry 2

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 184,630

F2 · kind: Represents the number of shares withheld by the Issuer to satisfy (i) the aggregate exercise price for the options and (ii) withholding taxes related to such exercise.

F2 · price: Represents the number of shares withheld by the Issuer to satisfy (i) the aggregate exercise price for the options and (ii) withholding taxes related to such exercise.

SEC source: 0001679049-26-000020 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 197,322

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: These stock options were exercised on a net share settlement basis.

F1 · price: These stock options were exercised on a net share settlement basis.

SEC source: 0001679049-26-000018 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 178,421

F1 · kind: This transaction was executed in multiple trades at prices ranging from $63.0600 to $64.5800. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1trading plan executed by the reporting person on March 14, 2025.

F1 · shares: This transaction was executed in multiple trades at prices ranging from $63.0600 to $64.5800. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1trading plan executed by the reporting person on March 14, 2025.

F1 · price: This transaction was executed in multiple trades at prices ranging from $63.0600 to $64.5800. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1trading plan executed by the reporting person on March 14, 2025.

F1 · acquired: This transaction was executed in multiple trades at prices ranging from $63.0600 to $64.5800. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1trading plan executed by the reporting person on March 14, 2025.

SEC source: 0001679049-26-000006 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 180,421

F1 · kind: This transaction was executed in multiple trades at prices ranging from $54.4800 to $55.9100. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · shares: This transaction was executed in multiple trades at prices ranging from $54.4800 to $55.9100. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · price: This transaction was executed in multiple trades at prices ranging from $54.4800 to $55.9100. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · acquired: This transaction was executed in multiple trades at prices ranging from $54.4800 to $55.9100. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

SEC source: 0001679049-25-000149 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 182,421

F1 · security: This transaction was executed in multiple trades at prices ranging from $48.2400 to $48.8500. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · kind: This transaction was executed in multiple trades at prices ranging from $48.2400 to $48.8500. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · shares: This transaction was executed in multiple trades at prices ranging from $48.2400 to $48.8500. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · price: This transaction was executed in multiple trades at prices ranging from $48.2400 to $48.8500. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · acquired: This transaction was executed in multiple trades at prices ranging from $48.2400 to $48.8500. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

SEC source: 0001679049-25-000143 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 184,421

F1 · security: This transaction was executed in multiple trades at prices ranging from $53.5800 to $54.0800. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · kind: This transaction was executed in multiple trades at prices ranging from $53.5800 to $54.0800. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · shares: This transaction was executed in multiple trades at prices ranging from $53.5800 to $54.0800. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · price: This transaction was executed in multiple trades at prices ranging from $53.5800 to $54.0800. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · acquired: This transaction was executed in multiple trades at prices ranging from $53.5800 to $54.0800. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

SEC source: 0001679049-25-000137 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 186,421

F1 · shares: This transaction represents a gift effective November 12, 2025. This is not a market transaction, thus no price has been reported. No value was received for the gifted shares.

F1 · price: This transaction represents a gift effective November 12, 2025. This is not a market transaction, thus no price has been reported. No value was received for the gifted shares.

F1 · balance_after: This transaction represents a gift effective November 12, 2025. This is not a market transaction, thus no price has been reported. No value was received for the gifted shares.

SEC source: 0001679049-25-000128 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 186,771

F1 · kind: This transaction was executed in multiple trades at prices ranging from $43.8800 to $44.4000. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · shares: This transaction was executed in multiple trades at prices ranging from $43.8800 to $44.4000. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · price: This transaction was executed in multiple trades at prices ranging from $43.8800 to $44.4000. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · acquired: This transaction was executed in multiple trades at prices ranging from $43.8800 to $44.4000. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the Issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

SEC source: 0001679049-25-000124 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 188,771

F1 · kind: This transaction was executed in multiple trades at prices ranging from $48.5200 to $49.3000. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · shares: This transaction was executed in multiple trades at prices ranging from $48.5200 to $49.3000. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · price: This transaction was executed in multiple trades at prices ranging from $48.5200 to $49.3000. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · acquired: This transaction was executed in multiple trades at prices ranging from $48.5200 to $49.3000. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

SEC source: 0001679049-25-000116 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 190,771

F1 · kind: This transaction was executed in multiple trades at prices ranging from $41.3300 to $41.7500. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · shares: This transaction was executed in multiple trades at prices ranging from $41.3300 to $41.7500. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · price: This transaction was executed in multiple trades at prices ranging from $41.3300 to $41.7500. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

F1 · acquired: This transaction was executed in multiple trades at prices ranging from $41.3300 to $41.7500. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on March 14, 2025.

SEC source: 0001679049-25-000108 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 192,771

F1 · kind: This transaction was executed in multiple trades at prices ranging from $38.3500 to $39.0000. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on May 10, 2024.

F1 · shares: This transaction was executed in multiple trades at prices ranging from $38.3500 to $39.0000. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on May 10, 2024.

F1 · price: This transaction was executed in multiple trades at prices ranging from $38.3500 to $39.0000. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on May 10, 2024.

F1 · acquired: This transaction was executed in multiple trades at prices ranging from $38.3500 to $39.0000. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on May 10, 2024.

SEC source: 0001679049-25-000104 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 194,771

F1 · security: This transaction was executed in multiple trades at prices ranging from $38.3000 to $39.5400. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on May 10, 2024.

F1 · kind: This transaction was executed in multiple trades at prices ranging from $38.3000 to $39.5400. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on May 10, 2024.

F1 · shares: This transaction was executed in multiple trades at prices ranging from $38.3000 to $39.5400. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on May 10, 2024.

F1 · price: This transaction was executed in multiple trades at prices ranging from $38.3000 to $39.5400. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on May 10, 2024.

F1 · acquired: This transaction was executed in multiple trades at prices ranging from $38.3000 to $39.5400. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on May 10, 2024.

F1 · balance_after: This transaction was executed in multiple trades at prices ranging from $38.3000 to $39.5400. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on May 10, 2024.

SEC source: 0001415889-25-016320 · form4-06092025_090657.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 52,291

F1 · price: Represents the grant of Restricted Stock Unit Award that vests on June 5, 2026.

SEC source: 0001679049-25-000082 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 196,771

F1 · kind: This transaction was executed in multiple trades at prices ranging from $37.8000 to $38.3500. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1trading plan executed by the reporting person on May 10, 2024.

F1 · shares: This transaction was executed in multiple trades at prices ranging from $37.8000 to $38.3500. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1trading plan executed by the reporting person on May 10, 2024.

F1 · price: This transaction was executed in multiple trades at prices ranging from $37.8000 to $38.3500. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1trading plan executed by the reporting person on May 10, 2024.

F1 · acquired: This transaction was executed in multiple trades at prices ranging from $37.8000 to $38.3500. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1trading plan executed by the reporting person on May 10, 2024.

SEC source: 0001679049-25-000074 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 198,771

F1 · kind: This transaction was executed in multiple trades at prices ranging from $31.4000 to $32.3200. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1trading plan executed by the reporting person on May 10, 2024.

F1 · shares: This transaction was executed in multiple trades at prices ranging from $31.4000 to $32.3200. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1trading plan executed by the reporting person on May 10, 2024.

F1 · price: This transaction was executed in multiple trades at prices ranging from $31.4000 to $32.3200. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1trading plan executed by the reporting person on May 10, 2024.

F1 · acquired: This transaction was executed in multiple trades at prices ranging from $31.4000 to $32.3200. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1trading plan executed by the reporting person on May 10, 2024.

SEC source: 0001679049-25-000066 · form4.xml · derivative · entry 4

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 16,381 shares

Expires not disclosed

F3 · security: These 16,381 restricted stock units vested on April 7, 2025 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F3 · kind: These 16,381 restricted stock units vested on April 7, 2025 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F3 · shares: These 16,381 restricted stock units vested on April 7, 2025 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F3 · price: These 16,381 restricted stock units vested on April 7, 2025 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F3 · derivative.exercise_date: These 16,381 restricted stock units vested on April 7, 2025 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F3 · derivative.expiration_date: These 16,381 restricted stock units vested on April 7, 2025 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F3 · derivative.underlying: These 16,381 restricted stock units vested on April 7, 2025 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F3 · derivative.underlying_shares: These 16,381 restricted stock units vested on April 7, 2025 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

SEC source: 0001679049-25-000066 · form4.xml · derivative · entry 3

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 26,209 shares

Expires not disclosed

F2 · security: These 26,209 restricted stock units vested on April 7, 2025 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · kind: These 26,209 restricted stock units vested on April 7, 2025 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · shares: These 26,209 restricted stock units vested on April 7, 2025 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · price: These 26,209 restricted stock units vested on April 7, 2025 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · derivative.exercise_date: These 26,209 restricted stock units vested on April 7, 2025 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · derivative.expiration_date: These 26,209 restricted stock units vested on April 7, 2025 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · derivative.underlying: These 26,209 restricted stock units vested on April 7, 2025 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · derivative.underlying_shares: These 26,209 restricted stock units vested on April 7, 2025 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

SEC source: 0001679049-25-000066 · form4.xml · nonDerivative · entry 2

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 200,771

F1 · kind: These 42,590 shares of Common Stock are being acquired in connection with the vesting of (1) 26,209 restricted stock units on April 7, 2025 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "2020 Plan") and (2) 16,381 restricted stock units on April 7, 2025 pursuant to the 2020 Plan which vested units are being settled in shares of Common Stock. In connection with the vesting of the 42,590 units, 21,376 shares are being withheld by International Seaways, Inc. in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

F1 · shares: These 42,590 shares of Common Stock are being acquired in connection with the vesting of (1) 26,209 restricted stock units on April 7, 2025 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "2020 Plan") and (2) 16,381 restricted stock units on April 7, 2025 pursuant to the 2020 Plan which vested units are being settled in shares of Common Stock. In connection with the vesting of the 42,590 units, 21,376 shares are being withheld by International Seaways, Inc. in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

F1 · price: These 42,590 shares of Common Stock are being acquired in connection with the vesting of (1) 26,209 restricted stock units on April 7, 2025 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "2020 Plan") and (2) 16,381 restricted stock units on April 7, 2025 pursuant to the 2020 Plan which vested units are being settled in shares of Common Stock. In connection with the vesting of the 42,590 units, 21,376 shares are being withheld by International Seaways, Inc. in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

SEC source: 0001679049-25-000066 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 222,147

F1 · kind: These 42,590 shares of Common Stock are being acquired in connection with the vesting of (1) 26,209 restricted stock units on April 7, 2025 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "2020 Plan") and (2) 16,381 restricted stock units on April 7, 2025 pursuant to the 2020 Plan which vested units are being settled in shares of Common Stock. In connection with the vesting of the 42,590 units, 21,376 shares are being withheld by International Seaways, Inc. in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

F1 · shares: These 42,590 shares of Common Stock are being acquired in connection with the vesting of (1) 26,209 restricted stock units on April 7, 2025 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "2020 Plan") and (2) 16,381 restricted stock units on April 7, 2025 pursuant to the 2020 Plan which vested units are being settled in shares of Common Stock. In connection with the vesting of the 42,590 units, 21,376 shares are being withheld by International Seaways, Inc. in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

F1 · price: These 42,590 shares of Common Stock are being acquired in connection with the vesting of (1) 26,209 restricted stock units on April 7, 2025 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "2020 Plan") and (2) 16,381 restricted stock units on April 7, 2025 pursuant to the 2020 Plan which vested units are being settled in shares of Common Stock. In connection with the vesting of the 42,590 units, 21,376 shares are being withheld by International Seaways, Inc. in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

SEC source: 0001679049-25-000053 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 179,557

F1 · date: This transaction was executed in multiple trades at prices ranging from $34.2400 to $35.0000. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on May 10, 2024.

F1 · kind: This transaction was executed in multiple trades at prices ranging from $34.2400 to $35.0000. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on May 10, 2024.

F1 · shares: This transaction was executed in multiple trades at prices ranging from $34.2400 to $35.0000. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on May 10, 2024.

F1 · price: This transaction was executed in multiple trades at prices ranging from $34.2400 to $35.0000. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on May 10, 2024.

F1 · acquired: This transaction was executed in multiple trades at prices ranging from $34.2400 to $35.0000. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on May 10, 2024.

F1 · balance_after: This transaction was executed in multiple trades at prices ranging from $34.2400 to $35.0000. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on May 10, 2024.

F1 · ownership.direct: This transaction was executed in multiple trades at prices ranging from $34.2400 to $35.0000. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, full information regarding the number of shares and prices at which the transaction was effected to the SEC staff, the issuer or a security holder of the issuer. The transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan executed by the reporting person on May 10, 2024.

SEC source: 0001679049-24-000053 · form4.xml · nonDerivative · entry 2

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 140,598

F1 · kind: These 8,689 shares of Common Stock are being acquired in connection with the vesting of 8,689 restricted stock units on March 15, 2024 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan which vested units are being settled in shares of Common Stock. In connection with the vesting of the units, 4,351 shares are being withheld by International Seaways, Inc. in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

F1 · shares: These 8,689 shares of Common Stock are being acquired in connection with the vesting of 8,689 restricted stock units on March 15, 2024 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan which vested units are being settled in shares of Common Stock. In connection with the vesting of the units, 4,351 shares are being withheld by International Seaways, Inc. in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

F1 · price: These 8,689 shares of Common Stock are being acquired in connection with the vesting of 8,689 restricted stock units on March 15, 2024 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan which vested units are being settled in shares of Common Stock. In connection with the vesting of the units, 4,351 shares are being withheld by International Seaways, Inc. in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

SEC source: 0001679049-25-000046 · form4.xml · derivative · entry 3

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,693

Underlying: Common Stock · 6,346 shares

Expires not disclosed

F2 · security: These 6,346 restricted stock units vested on March 14, 2025 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · kind: These 6,346 restricted stock units vested on March 14, 2025 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · shares: These 6,346 restricted stock units vested on March 14, 2025 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · price: These 6,346 restricted stock units vested on March 14, 2025 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · derivative.exercise_date: These 6,346 restricted stock units vested on March 14, 2025 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · derivative.expiration_date: These 6,346 restricted stock units vested on March 14, 2025 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · derivative.underlying: These 6,346 restricted stock units vested on March 14, 2025 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

F2 · derivative.underlying_shares: These 6,346 restricted stock units vested on March 14, 2025 and are being settled in shares of Common Stock as reported in Table I of this Form 4.

SEC source: 0001679049-25-000046 · form4.xml · nonDerivative · entry 2

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 181,557

F1 · kind: These 6,346 shares of Common Stock are being acquired in connection with the vesting of 6,346 restricted stock units on March 14, 2025 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units, 3,149 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

F1 · shares: These 6,346 shares of Common Stock are being acquired in connection with the vesting of 6,346 restricted stock units on March 14, 2025 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units, 3,149 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

F1 · price: These 6,346 shares of Common Stock are being acquired in connection with the vesting of 6,346 restricted stock units on March 14, 2025 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units, 3,149 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

SEC source: 0001679049-25-000046 · form4.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 184,706

F1 · kind: These 6,346 shares of Common Stock are being acquired in connection with the vesting of 6,346 restricted stock units on March 14, 2025 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units, 3,149 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

F1 · shares: These 6,346 shares of Common Stock are being acquired in connection with the vesting of 6,346 restricted stock units on March 14, 2025 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units, 3,149 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

F1 · price: These 6,346 shares of Common Stock are being acquired in connection with the vesting of 6,346 restricted stock units on March 14, 2025 pursuant to the International Seaways, Inc. 2020 Management Incentive Compensation Plan (the "Plan") which vested units are being settled in shares of Common Stock. In connection with the vesting of the units, 3,149 shares are being withheld by International Seaways, Inc. ("INSW") in payment of the Reporting Person's tax withholding liability incurred as a result of the vesting of the units.

SEC source: 0001679049-25-000039 · form4.xml · derivative · entry 2

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 42,300

Underlying: Common stock · 42,300 shares

Expires not disclosed

F2 · security: On March 12, 2025, INSW granted the Reporting Person pursuant to the 2020 Plan, 42,300 performance restricted stock units (PRSUs). Achievement under the PRSUs will be measured using an operating performance metric (return on invested capital, or ROIC) and a market performance metric (total shareholder return, or TSR, relative to the TSR of a peer group or companies), in each case measured over the three-year period beginning on January 2, 2025 and ending on December 31, 2027. Each metric relates to half of the PRSUs granted.

F3 · security: These PRSUs represent the right to receive an equivalent number of shares of INSW Common Stock (net of any shares deducted for applicable taxes and other withholdings) if and when the PRSUs vest, assuming a performance factor of 100% achievement. The PRSU grants are subject (so long as at least the minimum performance threshold is achieved) to increase or decrease pursuant to a performance factor that may range from 50% to 150%. The number of shares vesting, if any, will be reported after the Compensation Committee of the Issuer's Board of Directors certifies the achievement of the applicable performance metric following the end of the measurement period.

F2 · date: On March 12, 2025, INSW granted the Reporting Person pursuant to the 2020 Plan, 42,300 performance restricted stock units (PRSUs). Achievement under the PRSUs will be measured using an operating performance metric (return on invested capital, or ROIC) and a market performance metric (total shareholder return, or TSR, relative to the TSR of a peer group or companies), in each case measured over the three-year period beginning on January 2, 2025 and ending on December 31, 2027. Each metric relates to half of the PRSUs granted.

F3 · date: These PRSUs represent the right to receive an equivalent number of shares of INSW Common Stock (net of any shares deducted for applicable taxes and other withholdings) if and when the PRSUs vest, assuming a performance factor of 100% achievement. The PRSU grants are subject (so long as at least the minimum performance threshold is achieved) to increase or decrease pursuant to a performance factor that may range from 50% to 150%. The number of shares vesting, if any, will be reported after the Compensation Committee of the Issuer's Board of Directors certifies the achievement of the applicable performance metric following the end of the measurement period.

F2 · kind: On March 12, 2025, INSW granted the Reporting Person pursuant to the 2020 Plan, 42,300 performance restricted stock units (PRSUs). Achievement under the PRSUs will be measured using an operating performance metric (return on invested capital, or ROIC) and a market performance metric (total shareholder return, or TSR, relative to the TSR of a peer group or companies), in each case measured over the three-year period beginning on January 2, 2025 and ending on December 31, 2027. Each metric relates to half of the PRSUs granted.

F3 · kind: These PRSUs represent the right to receive an equivalent number of shares of INSW Common Stock (net of any shares deducted for applicable taxes and other withholdings) if and when the PRSUs vest, assuming a performance factor of 100% achievement. The PRSU grants are subject (so long as at least the minimum performance threshold is achieved) to increase or decrease pursuant to a performance factor that may range from 50% to 150%. The number of shares vesting, if any, will be reported after the Compensation Committee of the Issuer's Board of Directors certifies the achievement of the applicable performance metric following the end of the measurement period.

F2 · shares: On March 12, 2025, INSW granted the Reporting Person pursuant to the 2020 Plan, 42,300 performance restricted stock units (PRSUs). Achievement under the PRSUs will be measured using an operating performance metric (return on invested capital, or ROIC) and a market performance metric (total shareholder return, or TSR, relative to the TSR of a peer group or companies), in each case measured over the three-year period beginning on January 2, 2025 and ending on December 31, 2027. Each metric relates to half of the PRSUs granted.

F3 · shares: These PRSUs represent the right to receive an equivalent number of shares of INSW Common Stock (net of any shares deducted for applicable taxes and other withholdings) if and when the PRSUs vest, assuming a performance factor of 100% achievement. The PRSU grants are subject (so long as at least the minimum performance threshold is achieved) to increase or decrease pursuant to a performance factor that may range from 50% to 150%. The number of shares vesting, if any, will be reported after the Compensation Committee of the Issuer's Board of Directors certifies the achievement of the applicable performance metric following the end of the measurement period.

F2 · price: On March 12, 2025, INSW granted the Reporting Person pursuant to the 2020 Plan, 42,300 performance restricted stock units (PRSUs). Achievement under the PRSUs will be measured using an operating performance metric (return on invested capital, or ROIC) and a market performance metric (total shareholder return, or TSR, relative to the TSR of a peer group or companies), in each case measured over the three-year period beginning on January 2, 2025 and ending on December 31, 2027. Each metric relates to half of the PRSUs granted.

F3 · price: These PRSUs represent the right to receive an equivalent number of shares of INSW Common Stock (net of any shares deducted for applicable taxes and other withholdings) if and when the PRSUs vest, assuming a performance factor of 100% achievement. The PRSU grants are subject (so long as at least the minimum performance threshold is achieved) to increase or decrease pursuant to a performance factor that may range from 50% to 150%. The number of shares vesting, if any, will be reported after the Compensation Committee of the Issuer's Board of Directors certifies the achievement of the applicable performance metric following the end of the measurement period.

F2 · derivative.exercise_date: On March 12, 2025, INSW granted the Reporting Person pursuant to the 2020 Plan, 42,300 performance restricted stock units (PRSUs). Achievement under the PRSUs will be measured using an operating performance metric (return on invested capital, or ROIC) and a market performance metric (total shareholder return, or TSR, relative to the TSR of a peer group or companies), in each case measured over the three-year period beginning on January 2, 2025 and ending on December 31, 2027. Each metric relates to half of the PRSUs granted.

F3 · derivative.exercise_date: These PRSUs represent the right to receive an equivalent number of shares of INSW Common Stock (net of any shares deducted for applicable taxes and other withholdings) if and when the PRSUs vest, assuming a performance factor of 100% achievement. The PRSU grants are subject (so long as at least the minimum performance threshold is achieved) to increase or decrease pursuant to a performance factor that may range from 50% to 150%. The number of shares vesting, if any, will be reported after the Compensation Committee of the Issuer's Board of Directors certifies the achievement of the applicable performance metric following the end of the measurement period.

F2 · derivative.expiration_date: On March 12, 2025, INSW granted the Reporting Person pursuant to the 2020 Plan, 42,300 performance restricted stock units (PRSUs). Achievement under the PRSUs will be measured using an operating performance metric (return on invested capital, or ROIC) and a market performance metric (total shareholder return, or TSR, relative to the TSR of a peer group or companies), in each case measured over the three-year period beginning on January 2, 2025 and ending on December 31, 2027. Each metric relates to half of the PRSUs granted.

F3 · derivative.expiration_date: These PRSUs represent the right to receive an equivalent number of shares of INSW Common Stock (net of any shares deducted for applicable taxes and other withholdings) if and when the PRSUs vest, assuming a performance factor of 100% achievement. The PRSU grants are subject (so long as at least the minimum performance threshold is achieved) to increase or decrease pursuant to a performance factor that may range from 50% to 150%. The number of shares vesting, if any, will be reported after the Compensation Committee of the Issuer's Board of Directors certifies the achievement of the applicable performance metric following the end of the measurement period.

F2 · derivative.underlying: On March 12, 2025, INSW granted the Reporting Person pursuant to the 2020 Plan, 42,300 performance restricted stock units (PRSUs). Achievement under the PRSUs will be measured using an operating performance metric (return on invested capital, or ROIC) and a market performance metric (total shareholder return, or TSR, relative to the TSR of a peer group or companies), in each case measured over the three-year period beginning on January 2, 2025 and ending on December 31, 2027. Each metric relates to half of the PRSUs granted.

F3 · derivative.underlying: These PRSUs represent the right to receive an equivalent number of shares of INSW Common Stock (net of any shares deducted for applicable taxes and other withholdings) if and when the PRSUs vest, assuming a performance factor of 100% achievement. The PRSU grants are subject (so long as at least the minimum performance threshold is achieved) to increase or decrease pursuant to a performance factor that may range from 50% to 150%. The number of shares vesting, if any, will be reported after the Compensation Committee of the Issuer's Board of Directors certifies the achievement of the applicable performance metric following the end of the measurement period.

F2 · derivative.underlying_shares: On March 12, 2025, INSW granted the Reporting Person pursuant to the 2020 Plan, 42,300 performance restricted stock units (PRSUs). Achievement under the PRSUs will be measured using an operating performance metric (return on invested capital, or ROIC) and a market performance metric (total shareholder return, or TSR, relative to the TSR of a peer group or companies), in each case measured over the three-year period beginning on January 2, 2025 and ending on December 31, 2027. Each metric relates to half of the PRSUs granted.

F3 · derivative.underlying_shares: These PRSUs represent the right to receive an equivalent number of shares of INSW Common Stock (net of any shares deducted for applicable taxes and other withholdings) if and when the PRSUs vest, assuming a performance factor of 100% achievement. The PRSU grants are subject (so long as at least the minimum performance threshold is achieved) to increase or decrease pursuant to a performance factor that may range from 50% to 150%. The number of shares vesting, if any, will be reported after the Compensation Committee of the Issuer's Board of Directors certifies the achievement of the applicable performance metric following the end of the measurement period.

F2 · balance_after: On March 12, 2025, INSW granted the Reporting Person pursuant to the 2020 Plan, 42,300 performance restricted stock units (PRSUs). Achievement under the PRSUs will be measured using an operating performance metric (return on invested capital, or ROIC) and a market performance metric (total shareholder return, or TSR, relative to the TSR of a peer group or companies), in each case measured over the three-year period beginning on January 2, 2025 and ending on December 31, 2027. Each metric relates to half of the PRSUs granted.

F3 · balance_after: These PRSUs represent the right to receive an equivalent number of shares of INSW Common Stock (net of any shares deducted for applicable taxes and other withholdings) if and when the PRSUs vest, assuming a performance factor of 100% achievement. The PRSU grants are subject (so long as at least the minimum performance threshold is achieved) to increase or decrease pursuant to a performance factor that may range from 50% to 150%. The number of shares vesting, if any, will be reported after the Compensation Committee of the Issuer's Board of Directors certifies the achievement of the applicable performance metric following the end of the measurement period.

SEC source: 0001679049-25-000039 · form4.xml · derivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 42,300

Underlying: Common stock · 42,300 shares

Expires not disclosed

F1 · security: On March 12, 2025, INSW granted the Reporting Person pursuant to the International Seaways 2020 Management Incentive Plan (the "2020 Plan") 42,300 restricted stock units which units vest as to one-third of such units on each of the first, second and third anniversaries of the date of the grant. Each unit represents the right to acquire one share of Common Stock. Settlement of vested units which may be in either shares of Common Stock or cash as determined by the Human Resources and Compensation Committee of the Board in its discretion, and will be net of any shares deducted for applicable taxes and other withholdings.

F1 · date: On March 12, 2025, INSW granted the Reporting Person pursuant to the International Seaways 2020 Management Incentive Plan (the "2020 Plan") 42,300 restricted stock units which units vest as to one-third of such units on each of the first, second and third anniversaries of the date of the grant. Each unit represents the right to acquire one share of Common Stock. Settlement of vested units which may be in either shares of Common Stock or cash as determined by the Human Resources and Compensation Committee of the Board in its discretion, and will be net of any shares deducted for applicable taxes and other withholdings.

F1 · kind: On March 12, 2025, INSW granted the Reporting Person pursuant to the International Seaways 2020 Management Incentive Plan (the "2020 Plan") 42,300 restricted stock units which units vest as to one-third of such units on each of the first, second and third anniversaries of the date of the grant. Each unit represents the right to acquire one share of Common Stock. Settlement of vested units which may be in either shares of Common Stock or cash as determined by the Human Resources and Compensation Committee of the Board in its discretion, and will be net of any shares deducted for applicable taxes and other withholdings.

F1 · shares: On March 12, 2025, INSW granted the Reporting Person pursuant to the International Seaways 2020 Management Incentive Plan (the "2020 Plan") 42,300 restricted stock units which units vest as to one-third of such units on each of the first, second and third anniversaries of the date of the grant. Each unit represents the right to acquire one share of Common Stock. Settlement of vested units which may be in either shares of Common Stock or cash as determined by the Human Resources and Compensation Committee of the Board in its discretion, and will be net of any shares deducted for applicable taxes and other withholdings.

F1 · price: On March 12, 2025, INSW granted the Reporting Person pursuant to the International Seaways 2020 Management Incentive Plan (the "2020 Plan") 42,300 restricted stock units which units vest as to one-third of such units on each of the first, second and third anniversaries of the date of the grant. Each unit represents the right to acquire one share of Common Stock. Settlement of vested units which may be in either shares of Common Stock or cash as determined by the Human Resources and Compensation Committee of the Board in its discretion, and will be net of any shares deducted for applicable taxes and other withholdings.

F1 · derivative.exercise_date: On March 12, 2025, INSW granted the Reporting Person pursuant to the International Seaways 2020 Management Incentive Plan (the "2020 Plan") 42,300 restricted stock units which units vest as to one-third of such units on each of the first, second and third anniversaries of the date of the grant. Each unit represents the right to acquire one share of Common Stock. Settlement of vested units which may be in either shares of Common Stock or cash as determined by the Human Resources and Compensation Committee of the Board in its discretion, and will be net of any shares deducted for applicable taxes and other withholdings.

F1 · derivative.expiration_date: On March 12, 2025, INSW granted the Reporting Person pursuant to the International Seaways 2020 Management Incentive Plan (the "2020 Plan") 42,300 restricted stock units which units vest as to one-third of such units on each of the first, second and third anniversaries of the date of the grant. Each unit represents the right to acquire one share of Common Stock. Settlement of vested units which may be in either shares of Common Stock or cash as determined by the Human Resources and Compensation Committee of the Board in its discretion, and will be net of any shares deducted for applicable taxes and other withholdings.

F1 · derivative.underlying: On March 12, 2025, INSW granted the Reporting Person pursuant to the International Seaways 2020 Management Incentive Plan (the "2020 Plan") 42,300 restricted stock units which units vest as to one-third of such units on each of the first, second and third anniversaries of the date of the grant. Each unit represents the right to acquire one share of Common Stock. Settlement of vested units which may be in either shares of Common Stock or cash as determined by the Human Resources and Compensation Committee of the Board in its discretion, and will be net of any shares deducted for applicable taxes and other withholdings.

F1 · derivative.underlying_shares: On March 12, 2025, INSW granted the Reporting Person pursuant to the International Seaways 2020 Management Incentive Plan (the "2020 Plan") 42,300 restricted stock units which units vest as to one-third of such units on each of the first, second and third anniversaries of the date of the grant. Each unit represents the right to acquire one share of Common Stock. Settlement of vested units which may be in either shares of Common Stock or cash as determined by the Human Resources and Compensation Committee of the Board in its discretion, and will be net of any shares deducted for applicable taxes and other withholdings.

F1 · balance_after: On March 12, 2025, INSW granted the Reporting Person pursuant to the International Seaways 2020 Management Incentive Plan (the "2020 Plan") 42,300 restricted stock units which units vest as to one-third of such units on each of the first, second and third anniversaries of the date of the grant. Each unit represents the right to acquire one share of Common Stock. Settlement of vested units which may be in either shares of Common Stock or cash as determined by the Human Resources and Compensation Committee of the Board in its discretion, and will be net of any shares deducted for applicable taxes and other withholdings.