REGENERON PROVIDES UPDATE ON BIOLOGICS LICENSE APPLICATION FOR ODRONEXTAMAB

On March 25, 2024 Regeneron Pharmaceuticals, Inc. (NASDAQ: REGN) reported that the U.S. Food and Drug Administration (FDA) has issued Complete Response Letters (CRLs) for the Biologics License Application (BLA) for odronextamab in relapsed/refractory (R/R) follicular lymphoma (FL) and in R/R diffuse large B-cell lymphoma (DLBCL), each after two or more lines of systemic therapy (Press release, Regeneron, MAR 25, 2024, View Source [SID1234641412]). The only approvability issue is related to the enrollment status of the confirmatory trials. The CRLs – one for R/R FL and one for R/R DLBCL – did not identify any approvability issues with the odronextamab clinical efficacy or safety, trial design, labeling or manufacturing.

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Regeneron has been actively enrolling patients in multiple Phase 3 trials for odronextamab as part of the OLYMPIA program – one of the largest clinical programs in lymphoma. As the OLYMPIA program is intended to change the treatment paradigm of several B-cell non-Hodgkin lymphoma subtypes – including in earlier lines of therapy – in agreeing to the program, the FDA required that the trials include both dose-finding and confirmatory portions. Enrollment in the dose-finding portion has begun, but the CRLs indicate that the confirmatory portions of these trials should be underway and that the timelines to completion be agreed prior to resubmission. Regeneron is committed to working closely with the FDA and investigators to bring odronextamab to patients with R/R FL and R/R DLBCL as quickly as possible. Regeneron plans on sharing updates on enrollment and regulatory timelines later this year.

Regulatory review of odronextamab remains ongoing by the European Medicines Agency (EMA) for the treatment of R/R DLBCL and R/R FL. In the European Union, odronextamab was granted Orphan Drug Designation in DLBCL and FL.

The potential use of odronextamab in R/R DLBCL and R/R FL is currently under clinical development and has not been approved by any regulatory authority.

NKARTA ANNOUNCES PRICING OF $240 MILLION UNDERWRITTEN OFFERING

On March 25, 2024 Nkarta, Inc. (Nasdaq: NKTX), a biopharmaceutical company developing engineered natural killer (NK) cell therapies, reported the pricing of an underwritten offering of 21,010,000 shares of its common stock at a price of $10.00 per share and pre-funded warrants to purchase 3,000,031 shares of common stock (Press release, Nkarta, MAR 25, 2024, View Source [SID1234641411]). The pre-funded warrants are being sold at a price of $9.9999 per warrant, which represents the per share offering price for the common stock less the $0.0001 per share exercise price.

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New and existing investors participated in the offering, including Adage Capital Partners LP, Boxer Capital, Commodore Capital, Cormorant Asset Management, an affiliate of Deerfield Management, EcoR1 Capital, Janus Henderson Investors, OrbiMed, RA Capital Management, Ridgeback Capital Investments, Samsara BioCapital, SR One, and a leading mutual fund.

Gross proceeds to Nkarta from this offering are approximately $240.1 million, before deducting underwriting discounts and commissions and offering expenses. Nkarta intends to use the net proceeds from the offering to fund the continued research and clinical development of NKX019, the continued buildout of internal manufacturing capabilities, and for working capital and for general corporate purposes. The offering is expected to close on or about March 27, 2024, subject to customary closing conditions.

Leerink Partners, TD Cowen, Stifel and Mizuho are acting as joint bookrunners for the offering.

All securities in the offering are to be issued and sold by Nkarta. The offering was conducted pursuant to a shelf registration statement (File No. 333-270680), which was initially filed with the Securities and Exchange Commission ("SEC") on March 17, 2023 and declared effective by the SEC on May 5, 2023. The offering was made only by means of a prospectus supplement and accompanying prospectus describing the terms of the offering. Copies of the prospectus supplement and the accompanying prospectus relating to this offering may be obtained by contacting the following: Leerink Partners LLC, Syndicate Department, 53 State Street, 40th Floor, Boston, MA 02109, or by telephone at (800) 808-7525 ext. 6105, or by email at [email protected]; Cowen and Company, LLC, 599 Lexington Avenue, New York, NY 10022, by telephone at (833) 297-2926, or by email at [email protected]; Stifel, Nicolaus & Company, Incorporated, Attention: Prospectus Department, One Montgomery Street, Suite 3700, San Francisco, CA 94104, by telephone at (415) 364-2720 or by email at [email protected]; Mizuho Securities USA LLC, Attention: Equity Capital Markets, 1271 Avenue of the Americas, 3rd Floor, New York, New York 10020, by telephone at (212) 205-7602 or by email at [email protected]. These documents may also be obtained for free on the SEC’s website located at View Source

This press release does not constitute an offer to sell or the solicitation of an offer to buy the securities described herein, nor shall there be any offer, solicitation or sale of these securities in any state or jurisdiction in which such offer, solicitation or sale would be unlawful prior to the registration or qualification under the securities laws of any such state or jurisdiction.

Engineering Natural killer cells for next generation treatment of autoimmune diseases and cancer

On March 25, 2024 Nkarta presented its corporate presentation (Press release, Nkarta, MAR 25, 2024, View Source [SID1234641410]).

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Moleculin Announces Positive Interim Data in Annamycin MB-106 Phase 1B/2 AML Trial

On March 25, 2024 Moleculin Biotech, Inc., (Nasdaq: MBRX) (Moleculin or the Company), a clinical stage pharmaceutical company with a broad portfolio of drug candidates targeting hard-to-treat tumors and viruses, reported a preliminary update on recent clinical activity and expected near term milestones for its lead program MB-106 for the treatment of Acute Myeloid Leukemia (AML) following its Fiscal Year 2023 filing with the Securities and Exchange Commission (Press release, Moleculin, MAR 25, 2024, View Source [SID1234641409]). As previously announced, the Company will host a conference call and live audio webcast, today, March 25, 2024, at 8:30 AM ET (details below).

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"We remain highly encouraged by the positive data seen to-date in our Phase 1B/2 AnnAraC trial for AML," commented Walter Klemp, Chairman and Chief Executive Officer of Moleculin. "With a CRc rate of 60% as 2nd line therapy and with 50% of those being full CRs, AnnAraC has the potential to offer 2nd line patients a viable alternative, regardless of prior treatments or mutations. Importantly, we recently visited prominent key opinion leaders in Europe and the U.S. Without exception, they each believe there remains a significant unmet need for 2nd line AML therapies, that our results in 2nd line subjects are significant, and that, if approved, they would use Annamycin in their practice. We are seeing genuine enthusiasm for how Annamycin might change the paradigm."

"Understanding the continuing unmet need in AML is key to understanding Moleculin’s opportunity. It is so key that we created an informative animation of the patient journey to help investors realize our potential in AML. In brief, even though tremendous effort has been focused on targeted therapies in AML and five new drugs have been approved for 2nd line use, they are only expected to result in a positive outcome for about 7% of the total AML population. We believe that leaves nearly 60% of AML patients without a viable path to lasting remission. At the rate indicated by our latest data, Annamycin could more than double the number of 2nd line patients achieving a complete response from all the currently approved targeted therapies combined," added Mr. Klemp.

"Our growing body of data are now propelling our clinical and regulatory strategies toward our next phase of development. We are preparing for an End of Phase 2 meeting with FDA and believe following this meeting we will be in a position to commence a pivotal registration study as a 2nd line therapy in AML before year end," concluded Mr. Klemp.

Ongoing AML Clinical Trial Overview

The Company is currently conducting its Phase 1B/2 clinical trial evaluating Annamycin in combination with Cytarabine (also known as "Ara-C" and for which the combination of Annamycin and Ara-C is referred to as AnnAraC) for the treatment of subjects with AML as both first line therapy and for subjects who are refractory to or relapsed after induction therapy (MB-106). clinicaltrialsregister.eu: EudraCT 2020-005493-10 or clinicaltrials.gov: NCT05319587.

During 2023, Moleculin commenced its MB-106 clinical trial with AnnAraC for the treatment of AML in an all-comers trial, accepting subjects without regard to the number of prior therapies in the Phase 1 portion with a limit of two prior therapies in the Phase 2 portion. Nine clinical sites in Poland and Italy have been activated for the MB-106.

To date, 20 subjects have been enrolled in the full MB106 Phase 1B/2 study with two subjects not yet evaluable. At the end of January 2024, the Company completed recruiting the desired number of 2nd line subjects and began preparation for an End of Phase 2 (EoP2) meeting with the FDA. In addition, Moleculin expanded the MB-106 study protocol to include 1st line subjects to provide data to enable the designing of a potential confirmatory Phase 3 post-approval study, however, do not expect the addition of this cohort to delay the EoP2 meeting. The study has recruited three 1st line subjects to date with one CR and one not yet evaluable.

Moleculin’s current planned pathway for approval for Annamycin in combination with Cytarabine for the treatment of AML is as a 2nd line therapy. Therefore, the focus is primarily on securing an accelerated approval pathway for the treatment of 2nd line subjects (those who were relapsed from or refractory to a 1st line AML therapy, regardless as to whether the subject was deemed "fit" or "unfit"). Moleculin has begun recruiting 1st line subjects into this trial to provide data for a possible future confirmatory Phase 3 clinical trial in 1st line patients.

Summary of MB-106 Data

A summary table of the MB-106 preliminary results, which are subject to change, is shown below. The total CRs in both Phases to date in MB-106 represent a complete response composite (CRc) rate of 39% in all currently evaluable, intent to treat subjects (n= 18) with two additional subjects recruited not yet evaluable. These subjects had 0-6 prior therapies. This is comprised of a CR rate of 33% and CRi of 6%. Durability data are developing with one CRc having relapsed to date. The first CR subject was treated in February 2023 and remains durable after over a year and continues in remission. Durability of CRs is confirmed by repeat bone marrow aspirates (BMAs).The median age of all subjects recruited is 69, ranging from 19 to 78. Median durability will be established as the trial data mature. This trial may enroll up to 28 subjects, however, having already recruited the desired number of 2nd line subjects to support an EoP2 meeting with the FDA, the Company may elect to complete this trial with fewer than 28 subjects.

The trial continues recruitment for treatment as 1st line and 3rd line therapy. Since Moleculin intends to position AnnAraC for approval as a 2nd line therapy, the Company believes that the most important data from this trial are the results in 2nd line subjects (excluding subjects who are either 1st line or 3rd line and beyond). When stratified for that population (n=10), the CRc rate is 60%, being comprised of a CR rate of 50% and a CRi of 10%.

Table 1 – Summary of Annamycin Responses in MB-106 as of March 19, 2024

Study

Study MB-106 Combination Therapy– Phase 1B/2 All Lines (Range 1-7)

Study MB-106Combination Therapy– Phase 1B/2 As 1st Line

Study MB-106Combination Therapy– Phase 1B/2 As 2nd Line Only

All Subjects


Recruited

20

3

10

Subjects Not Yet Evaluable

2

1

0

Subjects Evaluable To Date

18

2

10

Subjects Evaluable Not Dosed Per Protocol

2

0

1

Median Prior Therapies

1

0

1

Median Age – Years (Range)

69 (19-78)

49 (19-69)

71 (53 – 78)

Complete Responses (CR)

6

1

5

CR with incomplete recovery (CRi)

1

0

1

Total Complete Response(s) (CRc)

7

1

6

Complete Response (CR) Rate

33%

50%

50%

Complete Response Composite (CRc) Rate

39%

50%

60%

Partial Responses (PRs)

2

0

1

CRc Relapsed To Date

1

0

1

BMT To Date

1

0

1

Durability of CR

Developing

Developing

Developing


(1,2,3,4)

(2,3,4)

(2,3,4)

Notes for Table 1: 1) The 19th subject, being treated as a 3rd line therapy, had two BMAs tested where they have been inconclusive, and we are awaiting further testing. This subject will move the CRc in the "MB-106 Phase 1B/2 All Lines" column to either 42% or 37% (n=19). The 20th subject is a first-line therapy subject and has just begun treatment; 2) Data from MB-106 is for intent to Treat subjects; 3) Data from MB-106 is preliminary and subject to change; and 4) Durability is developing.

Expected 2024 MB-106 Milestones

Complete MB-106 Phase 1B/2 clinical trial.

Present topline data from MB-106 clinical trial.

Report outcome of MB-106 End of Phase 2 Meeting.

Initiate pivotal program.

Conference Call and Webcast

Moleculin management will host its quarterly conference call and webcast for investors, analysts, and other interested parties Monday, March 25, 2024, at 8:30 AM ET.

Interested participants and investors may access the conference call by dialing (877) 407-0832 (domestic) or (201) 689-8433 (international) and referencing the Moleculin Biotech Conference Call. The live webcast will be accessible on the Events page of the Investors section of the Moleculin website, moleculin.com, and will be archived for 90 days.

Equillium Reports on Fourth Quarter and Full Year 2023 Financial Results and Corporate and Clinical Highlights

Equillium, Inc. (Nasdaq: EQ), a clinical-stage biotechnology company leveraging a deep understanding of immunobiology to develop novel therapeutics to treat severe autoimmune and inflammatory disorders, reported financial results for the fourth quarter and full year 2023, as well as corporate and clinical highlights (Press release, Equillium, MAR 25, 2024, View Source [SID1234641407]).

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"The past year we have been focused on clinical execution that has set up the potential milestones we have in front of us in 2024," said Bruce Steel, chief executive officer at Equillium. "The Phase 1b EQUALISE study of itolizumab in patients with lupus nephritis is now complete. We presented positive data from this study at the annual meetings of both ASN and ACR in the fourth quarter last year and we expect to deliver the topline data to our partner Ono in the coming weeks. We expect to announce the results of the interim review by the data monitoring committee of our Phase 3 EQUATOR study of itolizumab in patients with acute graft-versus-host disease in the third quarter, which would represent the final data deliverable to trigger Ono’s option exercise period, which will expire three months following such deliverables. If Ono exercises their option to acquire our rights to itolizumab we would receive an exercise payment of approximately $331 million, which would significantly extend our cash runway beyond the second half of 2025—our current guidance—and we would remain eligible to receive approximately $101 million in additional milestone payments.

"Our lead multi-cytokine inhibitor, EQ101, a first in class, tri-specific inhibitor targeting IL-2, IL-9 and IL-15, has completed enrollment in a Phase 2 study for the treatment of moderate to severe alopecia areata. There remains a large unmet medical need for safer alternatives to JAK inhibitors, which carry black-box warnings and are today the only approved class of drugs to treat alopecia areata patients. This is the first study in which EQ101 has been tested in alopecia areata patients, where we are looking for signs of clinical activity above historically low observed placebo responses. We’re pleased to have completed enrollment of this study and look forward to announcing topline data in the second quarter this year."

"In addition to clinical execution, we have also focused efforts on advancing the rest of our novel multi-cytokine inhibitor programs," said Steve Connelly, chief scientific officer at Equillium. "EQ302, our first-in-class, bi-specific inhibitor of IL-15 and IL-21, is a second-generation peptide with improved potency that is orally deliverable and stable in the gut. We believe this represents a compelling product profile well positioned to target gastrointestinal indications including celiac disease, inflammatory bowel disease, and eosinophilic esophagitis. We look forward to advancing this program towards the clinic."

Option exercise payment is denominated in Japanese yen (5 billion) and subject to currency exchange rates at the time of payment.

Q4 2023 Highlights:


Presented positive data from the Phase 1b EQUALISE study of itolizumab in lupus nephritis patients at the annual meetings of both ASN and ACR. The presentations highlighted a well-tolerated safety profile and data that demonstrated high complete and partial response rates with rapid and deep reductions in urine protein creatinine ratios in highly proteinuric patients when itolizumab was added to mycophenolate mofetil and corticosteroids.


Hosted an Analyst & Investor Day featuring Arash Mostaghimi, MD, MPA, MPH, associate professor of dermatology at Harvard Medical School, that highlighted Equillium’s pipeline, the multi-cytokine platform and clinical-stage multi-cytokine inhibitors, with a focus on EQ101, currently in a Phase 2 clinical study for moderate to severe alopecia areata.


Announced a presentation at the 18th Annual Peptide Therapeutics Symposium highlighting EQ302, a first-in-class, second generation, orally deliverable multi-cytokine inhibitor targeting IL-15 and IL-21. The presentation outlined the origins of EQ302 from its parent peptide and data illustrating that adding hydrocarbon staples to the peptide conferred increased stability in the gastrointestinal tract while retaining its cytokine inhibitory properties.

Anticipated Upcoming Milestones:


EQ101: Phase 2 clinical study in subjects with moderate to severe alopecia areata – topline data anticipated in Q2 2024


Itolizumab: EQUALISE lupus nephritis topline data to Ono anticipated in the coming weeks; EQUATOR acute graft-versus-host disease interim review anticipated in Q3 2024


Ono option exercise decision anticipated in 2H 2024

Fourth Quarter and Full Year 2023 Financial Results

Revenue for the fourth quarter of 2023 was $9.2 million, compared with $15.8 million for the same period in 2022. For the full year of 2023, revenue was $36.1 million, compared with $15.8 million for the full year of 2022. Revenue in 2023 and 2022 consisted entirely of itolizumab development funding and amortization of the upfront payment from Ono resulting from the Asset Purchase Agreement with Ono executed in December 2022, which included such development funding retroactive to the beginning of the third quarter of 2022.

Research and development (R&D) expenses for the fourth quarter of 2023 were $9.2 million, compared with $8.5 million for the same period in 2022. For the full year of 2023, R&D expenses were $37.0 million, compared with $37.5 million for the full year of 2022. The nominal year-over-year decrease in R&D expenses was driven by a decrease in non-clinical research expenses and lower employee compensation and benefits, which were partially offset by increased clinical development expenses, primarily driven by the EQUATOR, EQ101 and EQ102 clinical studies.

General and administrative (G&A) expenses for the fourth quarter of 2023 were $3.2 million, compared with $5.2 million for the same period in 2022. For the full year of 2023, G&A expenses were $13.6 million, compared with $17.2 million for the full year of 2022. The year-over-year decrease was driven by decreased legal expenses primarily related to 2022 business development activities, lower employee compensation and benefits, and lower consulting and general overhead expenses, which were partially offset by greater audit and tax related professional fees.

Net loss for the fourth quarter of 2023 was $2.3 million, or $(0.07) per basic share and diluted share, compared with net income of $2.8 million, or $0.08 per basic and diluted share for the same period in 2022. Net loss for the full year of 2023 was $13.3 million, or $(0.38) per basic and diluted share, compared with a net loss of $62.4 million, or $(1.85) per basic and diluted share for the full year of 2022. The decrease in net loss for the full year of 2023 compared to the full year of 2022 was primarily due to lower operating expenses driven by the non-cash in-process R&D expense related to the acquisition of Bioniz Therapeutics, Inc. in 2022 and lower G&A expenses, greater revenue related to the Ono partnership, greater income on investments, and less interest expense due to the retirement of our former debt facility, which was partially offset by greater income tax expense.

Cash, cash equivalents and short-term investments totaled $40.9 million as of December 31, 2023, compared to $71.0 million as of December 31, 2022. Net cash used in operating activities in the fourth quarter was $5.7 million. Equillium believes that its cash, cash equivalents and short-term investments on the balance sheet as of December 31, 2023, will be sufficient to fund its currently planned operations into the second half of 2025, assuming no further repurchases under our stock repurchase program.

About Multi-Cytokine Platform and Multi-Cytokine Inhibitors EQ101 & EQ302

Our proprietary multi-cytokine platform generates rationally designed composite peptides that selectively block key cytokines at the shared receptor level targeting pathogenic cytokine redundancies and synergies while preserving non-pathogenic signaling. This approach is expected to avoid the broad immuno-suppression and off-target safety liabilities that may be associated with other therapeutic classes, such as Janus kinase inhibitors. Many immune-mediated diseases are driven by the same combination of dysregulated cytokines, and we believe identifying the key cytokines for these diseases will allow us to target and develop customized treatment strategies for multiple autoimmune and inflammatory diseases.

Current platform assets include EQ101, a clinical stage, first-in-class, selective, tri-specific inhibitor of IL-2, IL-9, and IL-15 for intravenous and subcutaneous delivery and EQ302, a preclinical stage, first-in-class, selective, bi-specific inhibitor of IL-15 and IL-21 for oral delivery.

About Itolizumab

Itolizumab is a clinical-stage, first-in-class anti-CD6 monoclonal antibody that selectively targets the CD6-ALCAM signaling pathway to downregulate pathogenic T effector cells while preserving T regulatory cells critical for maintaining a balanced immune response. This pathway plays a central role in modulating the activity and trafficking of T cells that drive a number of immuno-inflammatory diseases.