On May 13, 2024 Leap Therapeutics, Inc. (Nasdaq:LPTX), a biotechnology company focused on developing targeted and immuno-oncology therapeutics, reported financial results for the first quarter ended March 31, 2024 (Press release, Leap Therapeutics, MAY 13, 2024, View Source [SID1234643147]).
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Leap Highlights:
· Completed $40 million private placement financing with participation from Gilead Sciences, Inc., a life sciences-focused investor, Samsara BioCapital, 683 Capital Partners, LP, Laurion Capital Management, and Rock Springs Capital
· Presented clinical data from Part A of the Phase 2 DeFianCe study evaluating DKN-01 in combination with standard of care bevacizumab and chemotherapy in second-line patients with advanced colorectal cancer (CRC), at the 2024 ASCO (Free ASCO Whitepaper) Gastrointestinal Cancers Symposium
· Expanded the ongoing randomized controlled Part B of the DeFianCe study from 130 patients to 180 patients to enhance the statistical power for patients with left-sided CRC; enrollment now expected to be completed in late Q3 or early Q4 2024
· Completed enrollment in the randomized controlled Part C of the Phase 2 DisTinGuish study evaluating DKN-01 in combination with tislelizumab and chemotherapy in patients with advanced gastroesophageal junction (GEJ) and gastric cancer; first randomized controlled data for DKN-01 expected in the second half of 2024 or early 2025
"We appreciate the strong support of Gilead and the new and existing institutional investors who participated in our recent $40 million financing that will enable the expansion and continued execution of the DKN-01 development program," said Douglas E. Onsi, President and Chief Executive Officer of Leap. "The financing provides cash runway into the second quarter of 2026, allowing the expansion of Part B of the DeFianCe CRC study to 180 patients, the full maturation of data in Part C of the DisTinGuish GEJ/gastric cancer study, and the manufacturing of Phase 3 clinical trial material. We are well positioned for continued success and look forward to achieving major clinical milestones in the year ahead."
Business Update:
· Completed a $40 million private placement. In April 2024, Leap entered into a securities purchase agreement with a select group of institutional investors to issue and sell an aggregate of 12,660,993 shares of its common stock ("Common Stock") at a price of $2.82 per share and pre-funded warrants to purchase 1,523,404 shares of Common Stock at a price of $2.819 per share of Common Stock issuable upon exercise of the pre-funded warrants, in a private placement. Gross proceeds from the private placement were approximately $40 million with participation from new and existing investors, including Gilead Sciences, Inc., a life sciences-focused investor, Samsara BioCapital, 683 Capital Partners, LP, Laurion Capital Management, and Rock Springs Capital. The net proceeds from this financing, combined with existing cash, cash equivalents and marketable securities, are expected to fund Leap’s operating and capital expenditures into the second quarter of 2026 and enable expansion of the DKN-01 DeFianCe clinical trial and development program.
DKN-01 Development Update
· Presented initial clinical data from Part A of the DeFianCe Study of DKN-01 plus bevacizumab and chemotherapy in colorectal cancer (CRC) patients. The Company presented initial data from Part A of the DeFianCe study (NCT05480306), a Phase 2 study evaluating DKN-01 in combination with standard of care (SOC) bevacizumab and chemotherapy in second-line (2L) patients with advanced microsatellite stable (MSS) CRC patients at the 2024 American Society of Clinical Oncology (ASCO) (Free ASCO Whitepaper) Gastrointestinal Cancers Symposium, held in San Francisco on January 18-20, 2024 and during the Company’s conference call on January 23, 2024.
· Key Findings (as of the December 6, 2023 data cutoff):
o Across all patients enrolled (n=33):
§ Overall response rate (ORR) among response-evaluable patients (n=27) was 30% and disease control rate (DCR) was 93%, including 8 partial responses (PR) and 17 patients with a best response of stable disease (SD)
§ Median progression-free survival (PFS) was 6.3 months
§ 9 patients remained on therapy and were beyond 8.5 months
o Enhanced activity in patients with left-sided tumors (n=25), a group that has more frequent activation of the Wnt pathway modulated by DKK1
§ 33% ORR and 100% DCR in response-evaluable population (7 PRs, 14 SDs)
§ Preliminary median PFS of 8.6 months (9 patients continuing therapy within subgroup)
o Compelling ORR, DCR and PFS in patients with rectal/rectosigmoid carcinomas (n=15), a population with increasing incidence among young people and shown to have the highest DKK1 levels:
§ 46% ORR and 100% DCR in response-evaluable population (6 PRs, 7 SDs)
§ Preliminary median PFS of 9.4 months (6 patients continuing therapy within subgroup)
§ Higher baseline plasma DKK1 levels correlated with improved responses
o DKN-01 plus bevacizumab and chemotherapy was well-tolerated, with a majority of DKN-01 related events being low grade (Grade 1/2)
· Part B of the DeFianCe Study of DKN-01 plus bevacizumab and chemotherapy in CRC patients is ongoing, with enrollment expanded to 180 patients and expected to be completed in late Q3/early Q4 2024. The Company expanded the randomized controlled Part B of the DeFianCe study from 130 to 180 patients and included PFS in the subpopulation of patients with left-sided CRC as an additional primary endpoint. The Company expects to complete enrollment in late Q3 or early Q4 2024 with data expected in mid-2025. As of May 8, 2024, 114 patients have enrolled in Part B.
· Completion of enrollment in the randomized controlled Part C of the DisTinGuish study evaluating DKN-01 in combination with tislelizumab, BeiGene’s anti-PD-1 antibody, and chemotherapy in patients with advanced gastroesophageal junction and gastric cancer. Part C of the DisTinGuish study (NCT0436380) is a Phase 2, randomized, open-label, multicenter study of DKN-01 in combination with tislelizumab and chemotherapy in first-line patients with advanced gastroesophageal adenocarcinoma. Part C enrolled 170 first-line, HER2-negative patients randomized 1:1 to evaluate DKN-01 in combination with tislelizumab and SOC chemotherapy, compared to tislelizumab and SOC chemotherapy alone. The primary objective is PFS in DKK1-high and in all patients. Secondary objectives of Part C include OS and ORR as measured by RECIST v1.1 in DKK1-high and in all patients. The Company expects to report initial data from Part C of the DisTinGuish study in the second half of 2024 or early 2025 when the PFS data are mature.
Selected First Quarter 2024 Financial Results
Net Loss was $13.8 million for the first quarter 2024, compared to $41.9 million for the same period in 2023. The decrease was primarily due to $29.6 million of in-process research and development ("IPR&D") expense associated with the Flame merger in January 2023.
Research and development expenses were $11.3 million for the first quarter 2024, compared to $38.9 million for the same period in 2023. The decrease of $27.6 million was primarily due to $29.6 million of IPR&D associated with the Flame merger. In addition, there was a decrease of $0.4 million in manufacturing costs related to clinical trial material manufacturing campaigns and a decrease of $0.1 million in consulting fees associated with R&D activities. These decreases were partially offset by an increase of $2.0 million in clinical trial costs and an increase of $0.5 million in payroll and other related expenses due to an increase in headcount of our R&D full-time employees.
General and administrative expenses were $3.5 million for the first quarter 2024, compared to $3.8 million for the same period in 2022. The decrease was due to a decrease of $0.3 million in professional fees associated with our business development activities.
Cash and cash equivalents totaled $54.9 million at March 31, 2024, exclusive of the $37.2 million net proceeds of the private placement completed in April 2024. Research and development incentive receivables, current portion, totaled $0.7 million at March 31, 2024.