uniQure shareholders approve share plan amendment, articles changes, director reappointments

On June 10, 2026, at the Annual Meeting, the shareholders of the Company approved proposed amendments to the Company’s articles of association (the “ Articles of Association ”) to (i) reflect the Dutch large company regime, (ii) increase the Company's authorized share capital, and (iii) provide that the federal district courts of the United States will serve as the exclusive forum for the adjudication of certain legal disputes. Subsequent to such approval, the Company filed, on June 15, 2026, with the Dutch Trade Register at the Netherlands Chamber of Commerce a deed of amendment (the “ Deed of Amendment ”), giving effect to the exclusive forum provision and to the authorized ordinary share increase.

Proposal 10 - Approval, on an advisory basis, the compensation of the named executive officers of the Company. This proposal was approved as set forth below. For Against Abstain Broker Non-Votes 37,422,626 414,084 72,709 6,613,632

Proposal 9 - Appointment KPMG Accountants N.V. as external auditors of the Company for the fiscal year 2026. This proposal was approved as set forth below. For Against Abstain Broker Non-Votes 44,419,027 82,473 21,551 0

Proposal 4 - Reappointment of Jack Kaye as non-executive director. This proposal was approved as set forth below. For Against Abstain Broker Non-Votes 37,256,535 619,247 33,637 6,613,632

Proposal 14 - Resolution to adopt the amendment to the Company’s Articles of Association to increase the authorized share capital and number of ordinary shares. This proposal was approved as set forth below. For Against Abstain Broker Non-Votes 37,616,838 265,504 27,077 6,613,632

Proposal 3 - Reappointment of Madhavan Balachandran as non-executive director. This proposal was approved as set forth below. For Against Abstain Broker Non-Votes 37,342,223 533,759 33,437 6,613,632

Proposal 12 - Resolution to adopt the Plan Amendment and authorize the Board to issue ordinary shares and grant rights to subscribe for ordinary shares pursuant to the 2014 Plan (as amended by the Plan Amendment). This proposal was approved as set forth below. For Against Abstain Broker Non-Votes 37,461,945 389,128 58,346 6,613,632

Proposal 13 - Resolution to adopt the amendment to the Company’s Articles of Association to reflect Dutch large company regime. This proposal was approved as set forth below. For Against Abstain Broker Non-Votes 28,197,514 9,657,289 54,616 6,613,632

Proposal 11 - Approval, on an advisory basis, of the frequency of advisory votes on the compensation of the named executive officers of the Company. The results of the advisory vote are set forth below. 1 Year 2 Years 3 Years Abstain Broker Non-Votes 37,197,949 47,246 628,681 35,543 6,613,632

Proposal 15 - Resolution to adopt the amendment to the Company’s Articles of Association to include a federal forum selection provision. This proposal was approved as set forth below. For Against Abstain Broker Non-Votes 33,960,143 3,880,065 69,211 6,613,632

Proposal 5 - Reappointment of Leonard Post as non-executive director. This proposal was approved as set forth below. For Against Abstain Broker Non-Votes 37,326,031 550,517 32,871 6,613,632