Core Viewpoint - AnaptysBio, Inc. plans to separate its business into two independent, publicly traded companies: Royalty Management Co and Biopharma Co, allowing investors to align their investment strategies with each company's objectives [1][2] Royalty Management Co Profile - Royalty Management Co will manage rights to significant royalties from GSK's Jemperli and milestones from Vanda Pharmaceuticals, focusing on maximizing shareholder value [3] - GSK reported Jemperli sales of $262 million in Q2 2025 and $482 million in the first half of 2025, with peak sales guidance of approximately $2.7 billion for Jemperli in monotherapy indications [4] - For imsidolimab, Royalty Management Co could receive up to $35 million in future sales milestones and a 10% royalty on net sales, with Vanda planning FDA BLA submission for generalized pustular psoriasis in the second half of 2025 [5] Biopharma Co Profile - Biopharma Co will focus on developing therapeutics for autoimmune and inflammatory diseases, including rosnilimab, ANB033, and ANB101, with rosnilimab having completed a Phase 2b trial in rheumatoid arthritis [6] - Anaptys is exploring strategic options for rosnilimab, which may influence its economic value allocation between the two companies [7] - Biopharma Co is expected to have a new name and sufficient capital for at least two years of operations, with the separation anticipated to be completed by year-end 2026 [7] Leadership and Market Reaction - Daniel Faga, the current president and CEO of Anaptys, is expected to lead Biopharma Co post-separation [8] - Following the announcement, ANAB stock increased by 28.95%, reaching $30.01 [8]

PresentationI will now hand the conference over to your speaker host, Dan Faga, President and CEO of Anaptys. Please go ahead, sir.Good day. Thank you for standing by. Welcome to the Anaptys conference call. [Operator Instructions] Please note that today's conference may be recorded.Daniel FagaPresident, CEO & Director Good afternoon and thank you for joining us today. We are excited to discuss today the further evolution of Anaptys with our intention to separate our biopharma operations from our substantia ...

PresentationI will now hand the conference over to your speaker host, Dan Faga, President and CEO of Anaptys. Please go ahead, sir.Good day. Thank you for standing by. Welcome to the Anaptys conference call. [Operator Instructions] Please note that today's conference may be recorded.Daniel FagaPresident, CEO & Director Good afternoon and thank you for joining us today. We are excited to discuss today the further evolution of Anaptys with our intention to separate our biopharma operations from our substantia ...

Core Viewpoint - AnaptysBio, Inc. plans to separate its business into two independent, publicly traded companies, "Royalty Management Co" and "Biopharma Co," to enhance value and align with different investment strategies [1][14]. Group 1: Business Separation - The separation aims to create two distinct entities, allowing investors to align their portfolios with the strategic opportunities of each company [1][14]. - Royalty Management Co will manage rights to royalties and milestone payments from collaborations, focusing on maximizing shareholder value [3][6]. - Biopharma Co will concentrate on developing innovative therapeutics for autoimmune and inflammatory diseases, including rosnilimab, ANB033, and ANB101 [10][13]. Group 2: Financial Collaborations and Royalties - Anaptys has financial collaborations with GSK and Vanda, which include substantial potential royalties and milestone payments [2][8]. - GSK's Jemperli has shown strong sales performance, with $262 million in Q2 2025 and projected peak sales exceeding $2.7 billion [4][5]. - The royalty structure from GSK includes tiered royalties based on net sales, with rates ranging from 8% to 25% depending on sales thresholds [5][6]. Group 3: Clinical Development Pipeline - Rosnilimab has completed a Phase 2b trial for rheumatoid arthritis and is in a Phase 2 trial for ulcerative colitis, with data expected in late 2025 [11][18]. - ANB033 is in a Phase 1b trial for celiac disease, while ANB101 is in a Phase 1a trial targeting autoimmune diseases [12][13]. - The outcomes of these clinical trials will influence the economic value allocation between the two new companies [11]. Group 4: Future Plans and Leadership - The separation is anticipated to be completed by the end of 2026, with Daniel Faga expected to lead Biopharma Co [14]. - Specific details regarding the transaction, board composition, and financial operations will be disclosed later [14][15].

Core Insights - AnaptysBio reported positive Phase 2b data for rosnilimab in rheumatoid arthritis, demonstrating a favorable safety profile and JAK-like efficacy, with durable responses observed for at least 12-14 weeks off-drug [2][5] - The company completed enrollment for a Phase 2 trial of rosnilimab in ulcerative colitis, with top-line data expected in Q4 2025 [4][9] - AnaptysBio plans to initiate a Phase 1b trial for ANB033, a CD122 antagonist targeting celiac disease, by Q4 2025 [2][4] Financial Updates - As of June 30, 2025, AnaptysBio reported cash and investments totaling $293.7 million, down from $420.8 million at the end of 2024, primarily due to operating activities and share repurchases [13] - Collaboration revenue for Q2 2025 was $22.3 million, compared to $11.0 million in Q2 2024, driven by increased royalties from Jemperli [13] - The net loss for Q2 2025 was $38.6 million, an improvement from a net loss of $46.7 million in Q2 2024, with a net loss per share of $1.34 compared to $1.71 in the prior year [13][19] Pipeline Developments - Rosnilimab's Phase 2b trial for rheumatoid arthritis involved 424 patients and showed a best-in-disease profile with monthly dosing [5] - The company is assessing different dosing levels for rosnilimab in the ulcerative colitis trial, with a primary endpoint focused on the modified Mayo score [9] - Ongoing Phase 1 trials for ANB033 and ANB101 are in healthy volunteers, with plans for further updates on ANB033 at a dedicated R&D event later this year [4][6] Collaboration and Milestones - AnaptysBio anticipates a $75 million milestone payment from GSK in 2025 once Jemperli achieves $1 billion in worldwide net sales [4][10] - GSK reported strong sales performance for Jemperli, with Q2 2025 sales of $262 million, reflecting over 19% quarter-over-quarter growth [10]

Rosnilimab (PD-1 depleter and agonist) in Rheumatoid Arthritis (RA) - Rosnilimab is well-positioned for the ~$20 billion U S RA market, which hasn't had a new mechanism approved since 2012[14] - In b/tsDMARD-naïve patients, Rosnilimab shows JAK-like efficacy, with 64% achieving CDAI LDA, 48% achieving ACR50, and 23% achieving ACR70[28] - In b/tsDMARD-experienced patients, Rosnilimab surpassed the 6-month Target Product Profile (TPP) and is comparable at mid/high dose to JAKs in all-active H2H study[30] - 83% of Week 28 CDAI LDA responders were still in response at Week 34, demonstrating durable responses for at least 2-months off-drug[33] - Synovial biopsies show ~90% reduction of PD-1+ T cells in the target issue with 400mg/600mg doses[39, 40] Rosnilimab in Ulcerative Colitis (UC) - Initial Phase 2 data for Rosnilimab in Ulcerative Colitis is expected in Q4 2025[2, 78] - Enrollment is ongoing in the Phase 2 trial for moderate-to-severe UC, with interim 6-month data expected in Q4 2025[60] - The primary endpoint of the UC trial is the change in modified Mayo score (mMS) vs placebo at Week 12[62] ANB033 (CD122 antagonist) - Phase 1 trial of ANB033 in healthy volunteers has been initiated, with an R&D event planned for H2 2025[63, 78] - ANB033 is designed to reduce pathogenic T cells and NK Cells by potently inhibiting IL-15 and IL-2 biology[63, 65, 66] Financial Position - The company has a strong capital position with ~$383 million in cash as of Q1 2025, expected to provide a cash runway through YE 2027[7, 69, 76]

Core Insights - AnaptysBio reported strong Phase 2b efficacy data for its lead program, rosnilimab, in rheumatoid arthritis, with plans to present updated data in June 2025 and initial ulcerative colitis data in Q4 2025 [2][7][8] - The company is advancing its autoimmune portfolio with multiple catalysts expected in the coming years, including ongoing Phase 1 trials for ANB033 and ANB101 [2][4][5] - AnaptysBio remains well-capitalized with a cash runway extending through the end of 2027, supported by a $75 million stock repurchase program and anticipated royalties from collaborations [2][11][12] Financial Updates - For Q1 2025, AnaptysBio reported collaboration revenue of $27.8 million, a significant increase from $7.2 million in Q1 2024, driven by royalties from Jemperli and revenue from the Vanda license agreement [11][19] - Research and development expenses rose to $41.2 million in Q1 2025 from $37.0 million in Q1 2024, primarily due to costs associated with Phase 2 trials for rosnilimab and Phase 1 trials for ANB033 and ANB101 [11][19] - The net loss for Q1 2025 was $39.3 million, or $1.28 per share, compared to a net loss of $43.9 million, or $1.64 per share, in the same period of 2024 [11][16][19] Portfolio Updates - Rosnilimab is in a Phase 2b trial for rheumatoid arthritis and a Phase 2 trial for ulcerative colitis, with positive results reported in a 424-patient Phase 2b RA trial [3][8][14] - ANB033, a CD122 antagonist, and ANB101, a BDCA2 modulator, are both in Phase 1 trials, with enrollment ongoing for healthy volunteers [4][5][7] - The company has a collaboration with GSK, which includes anticipated milestone payments and royalties from the sales of Jemperli [9][12][14]