Alnylam Announces Preliminary* Fourth Quarter and Full Year 2022 Global Net Product Revenues and Provides Additional Updates

Total TTR: ONPATTRO (patisiran) & AMVUTTRA (vutrisiran)

• Preliminary global net product revenues for ONPATTRO and AMVUTTRA for the fourth quarter were approximately $122 million and $69 million, respectively, representing 12% total TTR quarterly growth compared to Q3 2022, and for the full year 2022 were approximately $558 million and $94 million, respectively, representing 37% total TTR annual growth compared to full year 2021.
• As of year-end 2022, over 2,975 patients worldwide were receiving commercial ONPATTRO or AMVUTTRA.

GIVLAARI (givosiran)

• Preliminary global net product revenues for the fourth quarter and full year 2022 were approximately $47 million and $173 million, respectively, representing quarterly and annual growth of 3% and 35% compared to Q3 2022 and full year 2021, respectively.
• As of year-end 2022, over 520 patients worldwide were receiving commercial GIVLAARI.

OXLUMO (lumasiran)

• Preliminary global net product revenues for the fourth quarter and full year 2022 were approximately $24 million and $70 million, respectively, representing quarterly and annual growth of 45% and 17% compared to Q3 2022 and full year 2021, respectively.
• As of year-end 2022, over 280 patients worldwide were receiving commercial OXLUMO.

Further, at December 31, 2022, Alnylam had preliminary cash, cash equivalents, and marketable securities of approximately $2.2 billion, as compared to $2.4 billion at December 31, 2021.

“We are pleased to have closed out 2022 on a very strong note with continued execution across our commercial portfolio, delivering top-line revenue in line with our guidance range. These preliminary results reflect healthy patient demand for our transformative products and strong commercial execution by our teams in delivering these important medicines to patients in need around the world. In 2022 we were particularly excited to celebrate the approval and global launch of AMVUTTRA, which has demonstrated an impressive commercial performance in its first two full quarters of launch,” said Yvonne Greenstreet, MBChB, Chief Executive Officer of Alnylam. “As we consider our commercial and financial performance, combined with robust execution on the R&D front, we believe we are well on our way to achieving our Alnylam P⁵x25 goals, positioning Alnylam as a top-tier, global, multi-product commercial company with a broad pipeline and organic platform poised to deliver sustainable innovation well into the future, a profile rarely seen in our industry.”