AKTX · Akari Therapeutics Plc · Insider Trading

On December 16, 2025, the Reporting Person and the Issuer entered into a securities purchase agreement, pursuant to which the Issuer issued to the Reporting Person (i) pre-funded warrants (the "Private Placement Pre-Funded Warrants") to purchase up to 7,733 ADSs, at a purchase price of $16.16 per Private Placement Pre-Funded Warrant, and (ii) warrants to purchase up to 7,733 ADSs.

The combined purchase price per one pre-funded warrant and accompanying warrant was $16.16.

The pre-funded warrants became exercisable upon shareholder approval, which was obtained on March 2, 2026.

The pre-funded warrants remain exercisable until fully exercised.

On December 16, 2025, the Reporting Person and the Issuer entered into a securities purchase agreement, pursuant to which the Issuer issued to the Reporting Person (i) pre-funded warrants (the "Private Placement Pre-Funded Warrants") to purchase up to 6,186 ADSs, at a purchase price of $16.16 per Private Placement Pre-Funded Warrant, and (ii) warrants to purchase up to 6,186 ADSs.

The combined purchase price per one pre-funded warrant and accompanying warrant was $16.16.

The pre-funded warrants became exercisable upon shareholder approval, which was obtained on March 2, 2026.

The pre-funded warrants remain exercisable until fully exercised.

On December 16, 2025, the Reporting Person and the Issuer entered into a note cancellation and exchange agreement, pursuant to which, in exchange for the entire outstanding principal amount and all accrued interest on the Issuer's unsecured promissory note held by the Reporting Person, the Issuer issued to the Reporting Person (i) pre-funded warrants (the "Note Exchange Unregistered Pre-Funded Warrants") to purchase up to 19,333 ADSs, at a purchase price of $16.16 per Note Exchange Unregistered Pre-Funded Warrant, and (ii) warrants to purchase up to 19,333 ADSs.

The combined purchase price per one pre-funded warrant and accompanying warrant was $16.16.

The pre-funded warrants became exercisable upon shareholder approval, which was obtained on March 2, 2026.

The pre-funded warrants remain exercisable until fully exercised.

On December 16, 2025, the Reporting Person and the Issuer entered into a securities purchase agreement, pursuant to which the Issuer issued to the Reporting Person (i) pre-funded warrants (the "Private Placement Pre-Funded Warrants") to purchase up to 3,093 ADSs, at a purchase price of $16.16 per Private Placement Pre-Funded Warrant, and (ii) warrants to purchase up to 3,093 ADSs.

The combined purchase price per one pre-funded warrant and accompanying warrant was $16.16.

The pre-funded warrants became exercisable upon shareholder approval, which was obtained on March 2, 2026.

The pre-funded warrants remain exercisable until fully exercised.

On December 16, 2025, the Reporting Person and the Issuer entered into a note cancellation and exchange agreement, pursuant to which, in exchange for the entire outstanding principal amount and all accrued interest on the Issuer's unsecured promissory note held by the Reporting Person, the Issuer issued to the Reporting Person (i) pre-funded warrants (the "Note Exchange Unregistered Pre-Funded Warrants") to purchase up to 773 ADSs, at a purchase price of $16.16 per Note Exchange Unregistered Pre-Funded Warrant, and (ii) warrants to purchase up to 773 ADSs.

The combined purchase price per one pre-funded warrant and accompanying warrant was $16.16.

The pre-funded warrants became exercisable upon shareholder approval, which was obtained on March 2, 2026.

The pre-funded warrants remain exercisable until fully exercised.

On December 16, 2025, the Reporting Person and the Issuer entered into a note cancellation and exchange agreement, pursuant to which, in exchange for the entire outstanding principal amount and all accrued interest on the Issuer's unsecured promissory note held by the Reporting Person, the Issuer issued to the Reporting Person (i) pre-funded warrants (the "Note Exchange Unregistered Pre-Funded Warrants") to purchase up to 3.866 ADSs, at a purchase price of $16.16 per Note Exchange Unregistered Pre-Funded Warrant, and (ii) warrants to purchase up to 3,866 ADSs.

The combined purchase price per one pre-funded warrant and accompanying warrant was $16.16.

The pre-funded warrants became exercisable upon shareholder approval, which was obtained on March 2, 2026.

The pre-funded warrants remain exercisable until fully exercised.

On October 5, 2026 (the "Grant Date"), the reporting person was granted an option to purchase 87,000 ADSs. This option grant is subject to forfeiture and cancellation if shareholder approval of a proposed amendment to the Issuer's equity incentive plan to increase the number of shares reserved for issuance under the plan is not obtained. The option will vest with respect to 25% on the 12-month anniversary of the Grant Date, with the remainder vesting in equal monthly installments over the next 36 months until fully vested on the 4-year anniversary of the Grant Date, subject to the grantee's continued service with the Company.

These ADSs represent RSUs, with each such RSU representing the right to receive 80,000 ordinary shares with a par value of $0.000000005 per ordinary share. This RSU grant was approved by the Board of Directors of the Issuer on October 5, 2026, and is subject to forfeiture if Shareholder Approval is not obtained. The RSUs will vest in full on the date of Shareholder Approval.

This award of RSUs was granted in lieu of accrued but unpaid cash retainers payable to non-execute directors in accordance with the Issuer's remuneration policy.

These ADSs represent RSUs, with each such RSU representing the right to receive 80,000 ordinary shares with a par value of $0.000000005 per ordinary share. This RSU grant was approved by the Board of Directors of the Issuer on October 5, 2026, and is subject to forfeiture if Shareholder Approval is not obtained. The RSUs will vest in full on the date of Shareholder Approval.

This award of RSUs was granted in lieu of accrued but unpaid cash retainers payable to non-execute directors in accordance with the Issuer's remuneration policy.

These ADSs represent RSUs, with each such RSU representing the right to receive 80,000 ordinary shares with a par value of $0.000000005 per ordinary share. This RSU grant was approved by the Board of Directors of the Issuer on October 5, 2026, and is subject to forfeiture if Shareholder Approval is not obtained. The RSUs will vest in full on the date of Shareholder Approval.

This award of RSUs was granted in lieu of accrued but unpaid cash retainers payable to non-execute directors in accordance with the Issuer's remuneration policy.

These ADSs represent RSUs, with each such RSU representing the right to receive 80,000 ordinary shares with a par value of $0.000000005 per ordinary share. This RSU grant was approved by the Board of Directors of the Issuer on October 5, 2026, and is subject to forfeiture if Shareholder Approval is not obtained. The RSUs will vest in full on the date of Shareholder Approval.

This award of RSUs was granted in lieu of accrued but unpaid cash retainers payable to non-execute directors in accordance with the Issuer's remuneration policy.

These ADSs represent RSUs, with each such RSU representing the right to receive 80,000 ordinary shares with a par value of $0.000000005 per ordinary share. This RSU grant was approved by the Board of Directors of the Issuer on October 5 2026, and is subject to forfeiture if Shareholder Approval is not obtained. The RSUs will vest in full on the date of Shareholder Approval.

This award of RSUs was granted in lieu of accrued but unpaid cash retainers payable to non-execute directors in accordance with the Company's remuneration policy.

These American Depositary Shares represent restricted stock units ("RSUs"), with each such RSU representing the right to receive 80,000 ordinary shares with a par value of $0.000000005 per ordinary share. RSUs were granted on September 29, 2026 and vest in four approximately equal quarterly installments on November 18, 2026, February 18, 2027, May 18, 2027, and August 18, 2027, subject to continued service. The RSUs are subject to forfeiture and cancellation if the Issuer's shareholders do not approve an amendment to the Issuer's equity incentive plan increasing the number of shares reserved for issuance under the plan.

On August 18, 2026, the Reporting Person was granted an option to purchase 15,000 ADSs. This option grant is subject to forfeiture if Shareholder Approval is not obtained. Beginning on the date of Shareholder Approval, this option will vest with respect to 8.33% of the grant on the date of Shareholder Approval plus 8.33% for each one-month anniversary of August 18, 2026 that has elapsed before the date of Shareholder Approval. The remainder of the option grant will vest in equal, monthly installments beginning on the 18th day of the month subsequent to the month where Shareholder Approval was obtained until fully vested on the one-year anniversary of August 18, 2026, subject to the Reporting Person's continued service with the Issuer on each such vesting date.

On August 18, 2026, the Reporting Person was granted an option to purchase 15,000 ADSs. This option grant is subject to forfeiture if Shareholder Approval is not obtained. Beginning on the date of Shareholder Approval, this option will vest with respect to 8.33% of the grant on the date of Shareholder Approval plus 8.33% for each one-month anniversary of August 18, 2026 that has elapsed before the date of Shareholder Approval. The remainder of the option grant will vest in equal, monthly installments beginning on the 18th day of the month subsequent to the month where Shareholder Approval was obtained until fully vested on the one-year anniversary of August 18, 2026, subject to the Reporting Person's continued service with the Issuer on each such vesting date.

These American Depositary Shares ("ADSs") represent restricted stock units ("RSUs"), with each such RSU representing the right to receive 80,000 ordinary shares with a par value of $0.000000005 per ordinary share. This RSU grant was approved by the Board of Directors of the Issuer on August 18, 2026, and is subject to forfeiture if shareholder approval of a proposed amendment to the Issuer's equity incentive plan to increase the number of shares reserved for issuance under the plan ("Shareholder Approval") is not obtained. The RSUs will vest in full on the date of Shareholder Approval.

This award of RSUs was granted in lieu of accrued but unpaid cash retainers payable to non-execute directors in accordance with the Company's remuneration policy.

On August 18, 2026, the Reporting Person was granted an option to purchase 30,000 ADSs. This option grant is subject to forfeiture if Shareholder Approval is not obtained. The option will vest with respect to 4.17% for each one-month anniversary of August 18, 2026 that has elapsed before the date of Shareholder Approval. The remainder of the option grant will vest in equal, monthly installments beginning on the 18th day of the month subsequent to the month where Shareholder Approval was obtained until fully vested on the two-year anniversary of August 18, 2026, subject to the Reporting Person's continued service with the Issuer on each such vesting date.

On August 18, 2026, the Reporting Person was granted an option to purchase 45,000 ADSs. This option grant is subject to forfeiture if Shareholder Approval is not obtained. The option will vest with respect to 33% of the grant on the date of Shareholder Approval plus 2.91% for each one-month anniversary of August 18, 2026 that has elapsed before the date of Shareholder Approval. The remainder of the option grant will vest in equal, monthly installments beginning on the 18th day of the month subsequent to the month where Shareholder Approval was obtained until fully vested on the two-year anniversary of August 18, 2026, subject to the Reporting Person's continued service with the Issuer on each such vesting date.

On August 18, 2026, the Reporting Person was granted an option to purchase 45,000 ADSs. This option grant is subject to forfeiture if Shareholder Approval is not obtained. The option will vest with respect to 33% of the grant on the date of Shareholder Approval plus 2.91% for each one-month anniversary of August 18, 2026 that has elapsed before the date of Shareholder Approval. The remainder of the option grant will vest in equal, monthly installments beginning on the 18th day of the month subsequent to the month where Shareholder Approval was obtained until fully vested on the two-year anniversary of August 18, 2026, subject to the Reporting Person's continued service with the Issuer on each such vesting date.

These American Depositary Shares ("ADSs") represent restricted stock units ("RSUs"), with each such RSU representing the right to receive 80,000 ordinary shares with a par value of $0.000000005 per ordinary share. This RSU grant was approved by the Board of Directors of the Issuer on August 18, 2026, and is subject to forfeiture if shareholder approval of a proposed amendment to the Issuer's equity incentive plan to increase the number of shares reserved for issuance under the plan ("Shareholder Approval") is not obtained. The RSUs will vest in full on the date of Shareholder Approval.

This award of RSUs was granted in lieu of accrued but unpaid cash retainers payable to non-execute directors in accordance with the Issuer's remuneration policy.

On August 18, 2026, the Reporting Person was granted an option to purchase 15,000 ADSs. This option grant is subject to forfeiture if Shareholder Approval is not obtained. Beginning on the date of Shareholder Approval, this option will vest with respect to 8.33% of the grant on the date of Shareholder Approval plus 8.33% for each one-month anniversary of August 18, 2026 that has elapsed before the date of Shareholder Approval. The remainder of the option grant will vest in equal, monthly installments beginning on the 18th day of the month subsequent to the month where Shareholder Approval was obtained until fully vested on the one-year anniversary of August 18, 2026, subject to the Reporting Person's continued service with the Issuer on each such vesting date.

These American Depositary Shares ("ADSs") represent restricted stock units ("RSUs"), with each such RSU representing the right to receive 80,000 ordinary shares with a par value of $0.000000005 per ordinary share. This RSU grant was approved by the Board of Directors of the Issuer on August 18, 2026, and is subject to forfeiture if shareholder approval of a proposed amendment to the Issuer's equity incentive plan to increase the number of shares reserved for issuance under the plan ("Shareholder Approval") is not obtained. The RSUs will vest in full on the date of Shareholder Approval.

This award of RSUs was granted in lieu of accrued but unpaid cash retainers payable to non-execute directors in accordance with the Issuer's remuneration policy.

On August 18, 2026, the Reporting Person was granted an option to purchase 30,000 ADSs. This option grant is subject to forfeiture if Shareholder Approval is not obtained. The option will vest with respect to 4.17% for each one-month anniversary of August 18, 2026 that has elapsed before the date of Shareholder Approval. The remainder of the option grant will vest in equal, monthly installments beginning on the 18th day of the month subsequent to the month where Shareholder Approval was obtained until fully vested on the two-year anniversary of August 18, 2026, subject to the Reporting Person's continued service with the Issuer on each such vesting date.

On August 18, 2026, the Reporting Person was granted an option to purchase 15,000 ADSs. This option grant is subject to forfeiture if Shareholder Approval is not obtained. Beginning on the date of Shareholder Approval, this option will vest with respect to 8.33% of the grant on the date of Shareholder Approval plus 8.33% for each one-month anniversary of August 18, 2026 that has elapsed before the date of Shareholder Approval. The remainder of the option grant will vest in equal, monthly installments beginning on the 18th day of the month subsequent to the month where Shareholder Approval was obtained until fully vested on the one-year anniversary of August 18, 2026, subject to the Reporting Person's continued service with the Issuer on each such vesting date.

On August 18, 2026, the Reporting Person was granted an option to purchase 15,000 ADSs. This option grant is subject to forfeiture if Shareholder Approval is not obtained. Beginning on the date of Shareholder Approval, this option will vest with respect to 8.33% of the grant on the date of Shareholder Approval plus 8.33% for each one-month anniversary of August 18, 2026 that has elapsed before the date of Shareholder Approval. The remainder of the option grant will vest in equal, monthly installments beginning on the 18th day of the month subsequent to the month where Shareholder Approval was obtained until fully vested on the one-year anniversary of August 18, 2026, subject to the Reporting Person's continued service with the Issuer on each such vesting date.

On August 18, 2026, the Reporting Person was granted an option to purchase 174,000 American Depository Shares ("ADSs"). This option grant is subject to forfeiture if shareholder approval of a proposed amendment to the Issuer's equity incentive plan to increase the number of shares reserved for issuance under the plan ("Shareholder Approval") is not obtained. Beginning on the date of Shareholder Approval, this option will vest with respect to 2.08% of the grant for each one-month anniversary from March 18, 2026 (the "Accrual Date") that has elapsed before the date of Shareholder Approval. The remainder of the option grant will vest in equal, monthly installments beginning on the 18th day of the month subsequent to the month where Shareholder Approval was obtained until fully vested on the four-year anniversary of the Accrual Date, subject to the Reporting Person's continued service with the Issuer on each such vesting date.

On August 18, 2026, the Reporting Person was granted an option to purchase 30,000 ADSs. This option grant is subject to forfeiture if Shareholder Approval is not obtained. The option will vest with respect to 4.17% for each one-month anniversary of August 18, 2026 that has elapsed before the date of Shareholder Approval. The remainder of the option grant will vest in equal, monthly installments beginning on the 18th day of the month subsequent to the month where Shareholder Approval was obtained until fully vested on the two-year anniversary of August 18, 2026, subject to the Reporting Person's continued service with the Issuer on each such vesting date.

These American Depositary Shares ("ADSs") represent restricted stock units ("RSUs"), with each such RSU representing the right to receive 80,000 ordinary shares with a par value of $0.000000005 per ordinary share. This RSU grant was approved by the Board of Directors of the Issuer on August 18, 2026, and is subject to forfeiture if shareholder approval of a proposed amendment to the Issuer's equity incentive plan to increase the number of shares reserved for issuance under the plan ("Shareholder Approval") is not obtained. The RSUs will vest in full on the date of Shareholder Approval.

This award of RSUs was granted in lieu of accrued but unpaid cash retainers payable to non-execute directors in accordance with the Issuer's remuneration policy.

These American Depositary Shares ("ADSs") represent restricted stock units ("RSUs"), with each such RSU representing the right to receive 80,000 ordinary shares with a par value of $0.000000005 per ordinary share. This RSU grant was approved by the Board of Directors of the Issuer on August 18, 2026, and is subject to forfeiture if shareholder approval of a proposed amendment to the Issuer's equity incentive plan to increase the number of shares reserved for issuance under the plan ("Shareholder Approval") is not obtained. The RSUs will vest in full on the date of Shareholder Approval.

This award of RSUs was granted in lieu of accrued but unpaid cash retainers payable to non-execute directors in accordance with the Issuer's remuneration policy.

These American Depositary Shares represent restricted stock units ("RSUs"), with each such RSU representing the right to receive 80,000 ordinary shares with a par value of $0.000000005 per ordinary share. The RSUs will vest in full on September 15, 2026.

These American Depositary Shares represent restricted stock units ("RSUs"), with each such RSU representing the right to receive 80,000 ordinary shares with a par value of $0.000000005 per ordinary share. The RSUs will vest in full on August 16, 2026.

On December 16, 2025, the Reporting Person and the Issuer entered into a note cancellation and exchange agreement, pursuant to which, in exchange for the entire outstanding principal amount and all accrued interest on the Issuer's unsecured promissory note held by the Reporting Person, the Issuer issued to the Reporting Person (i) pre-funded warrants (the "Note Exchange Unregistered Pre-Funded Warrants") to purchase up to 5,799 ADSs, at a purchase price of $16.16 per Note Exchange Unregistered Pre-Funded Warrant, and (ii) warrants to purchase up to 5,799 ADSs.

The pre-funded warrants became exercisable upon shareholder approval, which was obtained on March 2, 2026.

The pre-funded warrants remain exercisable until fully exercised.

The combined purchase price per one pre-funded warrant and accompanying Series G Warrant was $16.16.

The pre-funded warrants became exercisable upon shareholder approval, which was obtained on March 2, 2026.

The pre-funded warrants remain exercisable until fully exercised.

Each American Depositary Share ("ADS") represents 80,000 ordinary shares with a par value of $0.000000005 per ordinary share.

The pre-funded warrants remain exercisable until fully exercised.

On April 1, 2026, the reporting person was granted an option to purchase 15,000 American Depositary Shares, with each American Depositary Share representing 80,000 ordinary shares with a par value of $0.000000005 per ordinary share. The option vests in three installments based on the closing of qualified financings of at least $15,000,000 in gross proceeds on or before June 30, 2026. The Issuer closed a qualified financing of $5,500,000, resulting in the vesting of the option as to 5,500 American Depositary Shares.

These American Depositary Shares represent restricted stock units ("RSUs"), with each such RSU representing the right to receive 80,000 ordinary shares with a par value of $0.000000005 per ordinary share. The RSUs vested in full on June 24, 2026.

These American Depositary Shares represent restricted stock units ("RSUs"), with each such RSU representing the right to receive 80,000 ordinary shares with a par value of $0.000000005 per ordinary share. The RSUs vested in full on June 24, 2026.

These American Depositary Shares represent restricted stock units ("RSUs"), with each such RSU representing the right to receive 80,000 ordinary shares with a par value of $0.000000005 per ordinary share. The RSUs vested in full on June 24, 2026.

These American Depositary Shares represent restricted stock units ("RSUs"), with each such RSU representing the right to receive 80,000 ordinary shares with a par value of $0.000000005 per ordinary share. The RSUs vested in full on June 24, 2026.

These American Depositary Shares represent restricted stock units ("RSUs"), with each such RSU representing the right to receive 80,000 ordinary shares with a par value of $0.000000005 per ordinary share. The RSUs vested in full on June 24, 2026.