8-K

 

 

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

 

 

FORM 8-K

 

 

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): January 8, 2018

 

 

Aduro Biotech, Inc.

(Exact name of registrant as specified in its charter)

 

 

 

Delaware   001-37345   94-3348934

(State or other jurisdiction

of incorporation)

 

(Commission

File Number)

 

(IRS Employer

Identification No.)

740 Heinz Avenue

Berkeley, California

  94710
(Address of principal executive offices)   (Zip Code)

Registrant’s telephone number, including area code: (510) 848-4400

 

 

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligations of the registrant under any of the following provisions:

 

Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

 

Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

 

Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

 

Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).

Emerging growth company  ☒

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.  ☒

 

 

 


Item 8.01 Other Events

Attached hereto as Exhibit 99.1 is an investor presentation that Aduro Biotech, Inc. plans to present during the 36th Annual J.P. Morgan Healthcare Conference commencing on January 8, 2018.

 

Item 9.01 Financial Statements and Exhibits

 

(d) Exhibits.

 

Exhibit

  

Description

99.1    Aduro Biotech, Inc. Investor Presentation.


SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

 

Dated: January 8, 2018     ADURO BIOTECH, INC.
    By:  

/s/ Jennifer Lew

      Jennifer Lew
            Chief Financial Officer

 

3

EX-99.1

Exhibit 99.1

 

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Corporate Presentation January 2018 P I O N E E R I N G I M M U N O T H E R A P Y . T R A N S F O R M I N G L I V E S . 1


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Disclaimer Special Note Regarding Forward Looking Statements This presentation and the accompanying oral presentation include express and implied forward looking statements regarding the current intentions, expectations, estimates, opinions and beliefs of Aduro Biotech, Inc. (“Aduro”) that are not historical facts. These forward looking statements include statements regarding Aduro’s expectations for its product candidates (including their therapeutic and commercial potential, anticipated future development activities, anticipated timing of development activities, the indications Aduro and its collaborators plan to pursue, anticipated submissions to the U.S. Food and Drug Administration, potential for eventual regulatory approval, commercialization and launch of Aduro’s product candidates), future results of operations and financial position, business strategy, strategic collaborations, any royalty or milestone payments and Aduro’s ability to obtain and maintain intellectual property protection for its product candidates. Such forward looking statements may be identified by words such as “believes”, “may”, “will”, “expects”, “endeavors”, “anticipates”, “intends”, “plans”, “estimates”, “projects”, “should”, “objective” and variations of such words and similar words. Forward looking statements are not guarantees of future performance and are subject to risks and uncertainties that could cause actual results and events to differ materially from those anticipated, including, but not limited to, Aduro’s history of net operating losses and uncertainty regarding its ability to achieve profitability, Aduro’s ability to develop and commercialize its product candidates, Aduro’s ability to use and expand its technology platforms to build a pipeline of product candidates, Aduro’s ability to obtain and maintain regulatory approval of its product candidates, Aduro’s ability to operate in a competitive industry and compete successfully against competitors that have greater resources than it does, Aduro’s reliance on third parties, and Aduro’s ability to obtain and adequately protect intellectual property rights for its product candidates. Aduro discusses many of these risks in greater detail under the heading “Risk Factors” in its most recent Quarterly or Annual Report on Form 10 Q or Form 10 K filed with the Securities and Exchange Commission. Any forward looking statements that Aduro makes in this presentation and the accompanying oral presentation speak only as of the date of these presentations. Except as required by law, Aduro assumes no obligation to update its forward looking statements whether as a result of new information, future events or otherwise, after the date hereof. Nothing contained in this presentation is, or should be construed as, a recommendation, promise or representation by the presenter or Aduro or any director, employee, agent, or adviser of Aduro. This presentation does not purport to be all inclusive or to contain all of the information you may desire. The content of this presentation is subject to copyright, which will be asserted by Aduro, and no part of this presentation may be reproduced, stored in a retrieval system, or transmitted in any form or by any means without prior permission in writing from Aduro. 2


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Aduro Highlights 3 distinct immunotherapy platforms Partnered & wholly owned assets 374m in cash at 3Q17 Operating capital through 2020 Comprehensive R&D pipeline Locations in Berkeley & Oss (US) (NL) 3


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Aduro’s Development Pipeline STING Pathway Activators ADU S100 ADU S100 áPD 1 ADU S100 Ipi STING Discovery Planned Using a tumor’s composition to Multiple tumors Multiple tumors STING Blok activate a patient specific Phase 1 Phase 1b Melanoma Autoimmune anti cancer response Phase 1 Adjuvant Infectious Disease B select Antibodies Anti APRIL Anti CTLA 4 Antibody Discovery Panning technology to yield Multiple Myeloma Oncology Evaluating other high affinity antibodies Phase 1/2 Preclinical unique antibody targeting functional epitopes targets pLADD pLADD Personalized therapy using a MSS Colorectal patient’s own unique tumor Phase 1 antigens Out Licensed ADU 214 Anti CD27 agonist Planned Strategic collaborations to advance Oncology agents developed at Aduro Lung Preclinical Phase 1b/2 4


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Notable 2017 Accomplishments Corporate achievements and notable news Expanded Scientific Advisory Board with the appointment of several new key opinion leaders Received $2 million in development milestone payment from Merck Bolstered intellectual property position with three new STING patents Awarded East Bay Innovation Award for contributions in Life Sciences and the San Francisco East Bay Community Development achievements Advanced ADU S100 into a global combination trial with the anti PD 1 PDR001 for the treatment of solid tumors and lymphomas Dosed the first patient in the FIH Phase 1/2 clinical trial of novel anti APRIL antibody, BION 1301, for the treatment of multiple myeloma Dosed the first patient in the FIH Phase 1 clinical trial of personalized immunotherapy pLADD Entered into exclusive license agreement for proprietary neoantigen identification technology with Stanford University for use with Listeria based therapeutics Presented preclinical data on efficacy of pLADD Presented preclinical data on anti APRIL antibody demonstrating that its blocking of TACI in addition to BCMA results in inhibition of regulatory T cells Presented preclinical data showing anti CTLA 4 antibody inhibiting tumor growth and enhancing T cell dependent antibody responses Janssen reported encouraging results from a Phase 1 study of ADU 214 in lung cancer 5


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STING 6


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STING: Off the Shelf Patient Specific Therapy Family of proprietary small molecules Synthetic compounds more potent than natural STING ligands Strong IP position ADU S100 – first in class lead oncology product candidate Activates all known human STING receptors ADU S100 demonstrated preclinical anti tumor activity Induced ‘inflamed’ tumor microenvironment Induced tumor antigen specific T cell immunity Induced durable systemic tumor rejection Combination with anti PD1 resulted in complete eradication of local & distal tumors resistant to anti PD1 Two ongoing Phase 1 studies and multiple additional combination trials being considered STING Pathway antagonists for autoimmune disease cGAS dsDNA cGAMP STING IKK TBK 1 NF kB IRF 3 STAT6 Type I IFN and other Cytokines STING STIMULATOR OF INTERFERON GENES 7


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STING Pathway Activators and Inhibitors Breadth of Potential STING Pathway Opportunities STING Pathway Agonists & Antagonists Oncology Infectious Disease Autoimmunity / Inflammation $750M collaboration ($250M upfront) Development cost sharing WW; Profit Share 50% in US, 45% in EU 5 & Japan; Mid teens royalty ROW Aduro leads US commercialization, books US sales Unpartnered Unpartnered 8


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ADU S100: A Proprietary Highly Active Cyclic Dinucleotide Activity in B16 Melanoma Tumor Model Significantly Better than TLR Agonists ADU S100 More Efficacious than Naturally Occurring CDN ADU S100 More Efficacious Than TLR Agonists 3000 Groups: (N=8) 2500 Groups: (N=8) ] HBSS 3 2500 HBSS control ] [mm control 3 2000 Natural GLA s 2000 (TLR 4) Volume CDN [mm 1500 ADU S100 R848 1500 Volume (TLR 7/8) Tumor Injections 1000 Poly I:C 1000 Tumor (TLR 3) Primary P<0.05 CpG 1668 500 Primary 500 (TLR 9) P<0.05 ADU S100 0 0 (STING) 0 5 10 15 20 25 30 0 5 10 15 20 25 30 Injections Days Post Injection of Tumor Cells Days Post Injection of Tumor Cells 9


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ADU S100: Protective Immunity in Preclinical Model Immunity in Lung Metastases Following IT Injection of Primary Tumor HBSS ADU S100 B16 Tumor Model Lung Metastases 50 P<0.001 Groups: (N=8) 40 HBSS control ADU S100 Nodules 30 Tumor 20 Lung 10 0 HBSS ADU S100 B16 subcutaneous injection in the flank (Day 0) followed by IV injection (Day 7) ADU S100 IT treatment course (Days 14, 17, 21) on primary flank tumor 10


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ADU S100: Synergistic Activity in Combination with Anti PD1 ADU S100 Renders Anti PD 1 Resistant Tumors Sensitive to Checkpoint Therapy 4T1 mammary carcinoma model Distal Injected Tumor Tumor Low Dose HBSS áPD 1 ADU S100 áPD 1 2500 2000 ] ] 3 3 [mm 2000 [mm 1500 1500 1000 Volume 1000 HBSS IT Volume CDN IT mAb IP 2X weekly mAb IP 2X weekly Tumor 500 Tumor 500 0 0 0 5 10 15 20 25 30 35 0 5 10 15 20 25 30 35 Days Post Tumor Challenge Days Post Tumor Challenge 2000 2500 3 ] 3 ] m m 1500 2000 [ [mm e m 1500 u l 1000 o Volume 1000 V r o m 500 500 u Tumor T 0 0 0 5 10 15 20 25 30 35 0 5 10 15 20 25 30 35 Days Post Tumor Challenge Days Post Tumor Challenge 11


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ADU S100 (MIW815): Phase I Monotherapy Ongoing PHASE 1 MONOTHERAPY DOSE ESCALATION Patients: Cutaneously accessible, treatment refractory, advanced or metastatic solid tumors or lymphomas Primary Objective: Safety and tolerability Part 1: Dose Escalation ongoing ADU S100 Continue ADU S100 until progressive disease (PD) ADU S100 on Days 1, 8, 15 of 28 day cycle Part 2: Expansion (approximately 50 patients each arm) Melanoma, basal Based on identified dose cell, squamous cell Other solid tumors and lymphomas Based on identified dose 12


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Part 1: Monotherapy Dose Escalation Ongoing MTD not reached No dose limiting toxicities observed Safety profile favorable for use in combination therapy Determining a dose that triggers optimal biologic activity Heterogenous population of heavily pre treated patients Includes patients who had previously received checkpoint therapy Some immunogenic, but mostly non immunogenic tumor types Breast, melanoma, merkel cell, pancreas, lymphoma, ovarian, esophageal, rectal, epithelioid, anal Conclusion of dose escalation expected this year Report dose escalation results in 2018 13


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ADU S100 (MIW815): Phase 1 Combination with PDR001 Ongoing PHASE 1b – PDR001 COMBINATION DOSE ESCALATION OF COMBINATION THERAPY Patients: Patients with advanced/metastatic solid tumors or lymphomas Primary Objective: Safety and tolerability N~175 Part 1: Dose Escalation ongoing ADU S100 áPD 1 (PDR001) Continue ADU S100 and PDR001 until PD Two dosing ADU S100 on Days 1, 8, 15 of 28 day cycle schedules PDR001 (fixed dose) on Day 1 Continue ADU S100 and PDR001 until PD ADU S100 on Day 1 of 28 day cycle PDR001 (fixed dose) on Day 1 Part 2: Expansion (approximately 50 patients each arm) Tumor specific and basket arms Based on identified dose & schedule 14


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ADU S100 (MIW815): Combination with Ipilimumab Planned PHASE 1 – PLANNED IPILIMUMAB COMBINATION DOSE ESCALATION Part 1: Dose Escalation – planned in 2018 ADU S100 Ipi Patients: PD 1 relapsed or Continue ADU S100 until PD refractory melanoma Continue Ipi x 4 cycles Primary Objective: Safety and tolerability ADU S100 on Days 1 & 8 of 21 day cycle Ipilimumab on Day 1 of 21 day cycle Part 2: Expansion ADU S100 (approximately 20 patients each arm) Ipi Cutaneously Continue ADU S100 until PD accessible Continue Ipi x 4 cycles melanoma PD 1 R/R ADU S100 on Days 1 & 8 of 21 day cycle Ipilimumab on Day 1 of 21 day cycle Viscerally accessible Continue ADU S100 until PD melanoma PD 1 R/R Continue Ipi x 4 cycles ADU S100 on Day 1 of 21 day cycle Ipilimumab on Day 1 of 21 day cycle 15


 

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B select 16


 

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B select Monoclonal Antibodies Proprietary ultra selective B cell panning method coupled with rigorous functional screening Earlier iteration of technology at Organon led to discovery of pembrolizumab Technology probes the entire B cell immune response to yield high affinity antibody candidates targeting functional epitopes (e.g. CD27 agonist) Activating Receptors Inhibitory Receptors Soluble Ligands APRIL T Cell A PRoliferation Inducing Ligand Agonistic T Cell Blocking Antibodies Stimulation Antibodies 17


 

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Anti APRIL: BION 1301 a First in Class Antagonist Antibody Blocking APRIL Inhibits Multiple Myeloma Tumor Growth, Drug Resistance & Immune Suppression in Preclinical Studies Anti APRIL Bone APRIL APRIL mAb Marrow Binds BCMA BCMA MM Cells Proliferation APRIL mAb of MM Cells blocks binding BCMA Multiple MM Myeloma (MM) Cells Death MM Cells Cells APRIL: A Proliferation Inducing Ligand Soluble factor that binds to BCMA and TACI receptors and induces signaling Implicated in Multiple Myeloma (MM), CLL, CRC, and IgA Nephropathy BION 1301 preclinical activity Inhibits MM proliferation and survival Enhanced MM sensitivity to drug (lenalidomide, bortezomib) Anti APRIL distinct from BCMA targeting Preclinical data suggests a benign safety profile associated with APRIL blockade Enhanced MM killing by anti BCMA, anti CD38 Inhibits immunosuppressive phenotype (PDL1, IL 10) Inhibits regulatory T cells 18


 

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Anti APRIL: Compelling Preclinical Data Anti APRIL Displays Anti tumor Activity and Inhibits Regulatory T cells (novel mechanism driven through TACI) Single Agent Anti tumor Activity in vivo Human INA6 MM cells engrafted into fetal bone chips (NOD Scid mice) controlled by anti APRIL 500 Control 400 01A Ab pg/ml 300 sIL6R 200 100 0 0 18 25 32 Days post treatment 19 Tai et al. (2016) Blood 127:3225 3236; *Tai et al. ASH 2017 Anti APRIL Inhibits T regs Human osteoclasts (OC) produce APRIL driving T reg expansion and function through TACI* 50 * 40 CD4 30 in Treg 20 % 10 0 CD3 T OC OC only anti APRIL 19


 

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Anti APRIL: BION 1301 Phase 1/2 Monotherapy Trial Ongoing Patient population: relapsed or refractory multiple myeloma whose disease has progressed after at least 3 prior systemic therapies PHASE 1 – Dose Escalation Primary Objective: Safety and establish recommended dose for expansion N: 3 per dosing cohort Phase 1: Dose Escalation ongoing BION 1301 Continue cycles until PD BION 1301 on Days 1 & 15 in a 28 day cycle PHASE 2 Primary Objective: Safety and activity (ORR) N~12 21 Phase 2: Expansion Based on identified dose 20


 

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Anti APRIL: Multiple Myeloma Incidence Increasing Despite New Entrants, There are no Curative Options; All Patients Relapse and Become Refractory 160,000 140,000 120,000 100,000 80,000 Incidence 60,000 Prevalence 40,000 20,000 2015 2020 2024 2015 2020 2024 2015 2020 2024 US 5 EU Japan Source: Datamonitor 21


 

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Anti CTLA 4: ADU 1604 Humanized IgG1 Antibody ADU 1604 targets unique epitope; IND enabling work underway – Potent inhibitor of CTLA 4 in vitro and in vivo Strongly enhanced T cell responses Human (in vitro) T cell activation 4 0 A D U 1 6 0 4 1 0 D 1 h I g G 1 i s o t y p e c o n t r o l 3 0 ) l m / g n 2 0 ( 2 L I 1 0 0 1 0 1 2 3 A nt i bo dy c o n c e n t r a t i o n ( l o g n M ) Non Human Primate T / B cell activation 300 HBsAg ADU 1604 250 HBsAg 200 150 100 50 0 1 15 29 31 36 43 50 57 Study days NSCLC Patient Derived Xenograft Anti Tumor Activity 2500 ADU 1604 [mm3] Ipilimumab Volume 2000 hIgG1 isotype control Tumor 1500 1000 Absolute 500 0 0 5 10 15 20 25 30 35 40 Days after Randomization 22 Animals received Hepatitis B surface antigen vaccine (HBsAg) with or without ADU 1604 on Day 1 and 29 2 Mice were treated with ADU 1604 on Day 0, 3, 7 and 10 22


 

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Opportunity with Anti CTLA 4 Phase 1 Study to Begin in 2018 Checkpoint inhibitors have been transformational therapies in diverse cancers Anti CTLA 4 MOA validated with demonstrated anti cancer activity Relatively rare development asset Established in melanoma; promising combo data in other tumor types IO landscape continuing to evolve Option for Aduro proprietary combinations to control clinical development and pricing ADU S100 in combination with anti CTLA 4 supported by preclinical data Potential for synergy with other Aduro assets, such as pLADD Potential for partnering opportunities 23


 

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pLADD 24


 

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pLADD: Listeria based Delivery and Antigen presenting Platform Designed to Stimulate Innate Immune Response (cytokines, chemokines, gamma delta T cells and NK cells) & Antigen specific Adaptive T cell Response (CD4 and CD8 T cells) Adaptive Immune Response Dendritic Neoantigen Tumor Specific Cell Expression T Cells pLADD pLADD Engineered with Tumor patient specific Cell neoantigens NK Cells Cytokines Innate Immune Response Tumor Cell Destruction 25


 

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pLADD: Personalized Neoantigen Immunotherapy Utilizing Patient Specific Tumor Antigens pLADD approach Technology well suited to maximize the potential of personalized therapy Allows for engineering of ~25 antigens Manufactured through small scale process Deletion of two virulence genes in bacterial vector Preclinical data demonstrated anti tumor immune responses specific to neoantigens that correlated with survival Collaboration with Hanlee Ji at Stanford University to use proprietary algorithm for neoantigen selection 26


 

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pLADD: Phase 1 Proof of Concept Ongoing MSS Colorectal Cancer Checkpoint inhibitor monotherapy has not been effective in this patient population Medium mutational burden; ~10 100 potential neoantigens pLADD well suited for MSS CRC: innate and adaptive anti tumor immunity Recruits NK cells to the liver (common metastasis site) and drives their expansion and activation Primary endpoints: Safety and immunogenicity Secondary endpoints: ORR, DOR, PFS, OS Disease Progression Disease Progression MSS CRC Maintenance Therapy/Drug pLADD Treatment Period Treatment Continuation Patients Holiday Screening for pLADD (pLADD q3 weeks for 9 weeks) Period (pLADD q 6 weeks) Biopsy 1 Biopsy 2 Biopsy 3 27


 

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Out licensed 28


 

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Novel CD27 Agonist Licensed to Merck Distinctly targets previously undiscovered functional epitope on CD27 Triggers CD27 in solution Leads to potent activation of the CD27 co stimulatory pathway In preclinical studies, anti CD27 agonist induced T cell mediated anti cancer response Complete tumor eradication achieved in anti PD 1 combination CD27 co stimulates T cell receptor mediated CD4 and CD8 response CD27 promotes T cell response relevant to cancer rejection Merck leading preclinical and clinical development Initiation of first in human Phase 1 study expected in 2018 Total potential development milestones $312M, commercial milestones $135M, tiered royalties 29


 

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ADU 214: Advanced by Janssen in Lung Cancer ADU 214/JNJ 64041757 Expresses mesothelin and EGFR VIII Encouraging initial results in monotherapy Phase 1 study Patients with advanced (stage IIIb) or metastatic (stage IV) NSCLC 5/9 patients achieved stable disease Evidence of mesothelin specific T cell responses Janssen expected to advance into Phase 1b/2 combination study with nivolumab Global license $30M upfront; $817M total upfront and potential milestones Tiered high single digit to low teens royalties 30


 

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Business Overview 31


 

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Portfolio of Wholly Owned & Partnered Assets Aduro Programs Program Collaboration Indication Terms Commercial $700M (upfront & potential milestones); Aduro leads US sales; ADU S100 & Others Oncology $50M equity; Co development & co Profit/expense share U.S., major EU commercialization and Japan; Royalties ROW STING Other STING Activators Aduro owned Infectious Disease STING Blok Aduro owned Autoimmune Anti APRIL Aduro owned Multiple Myeloma B select Anti CTLA 4 Aduro owned Oncology pLADD pLADD Aduro owned MSS CRC Out licensed Program Collaboration Indication Terms Commercial B select Anti CD27 agonist Oncology $447M Global (potential license milestones) Mid single digit to low teens royalties ADU 214 Lung $817M (upfront & potential milestones); Tiered high single digit to low teens Global license royalties LADD ADU 741 Prostate $365M (upfront & potential milestones); Tiered mid single digit to low teens Global license royalties 32


 

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3Q17 Financials and Patent Position Strong Financial Position Cash & cash equivalents as of $373.5 M 9/30/2017 Operating expenses for $33.1 M third quarter 2017 Shares outstanding as of 77.3 M 10/25/2017 Extensive Patent Portfolio Global Rights (inclusive of in licensed patents) 100 issued composition and methods patents 200 pending applications Nominal Expiration STING: 2025 38 B select: 2030 38 LADD: 2022 37 33


 

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Upcoming Milestones H1 H2 2018 2018 Anti CD27 Merck Milestone Payment Clinical progress Anti CTLA 4 Submit filing to initiate clinical evaluation ADU S100 Ipilimumab Multiple tumors Initiate dose escalation ADU S100 monotherapy Multiple tumors Complete dose escalation portion of Phase 1 study ADU S100 monotherapy Multiple tumors Report dose escalation results ADU S100 Anti PD 1 Multiple tumors Discuss preliminary observations Anti APRIL Multiple myeloma Publish pre clinical data pLADD MSS CRC Report preliminary Phase 1 biomarker observations Anti CTLA 4 Initiate Phase 1 study 34


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Aduro biotech 35