Harpoon Therapeutics Company BD Opportunity Scan Report 2026: Pipeline, Deals, Partnering Shortlist, and Outreach Priorities

This Harpoon Therapeutics Company BD Opportunity Scan Report was built with PatSnap Life Sciences MCP workflows. Company & Deal Intelligence MCP connects the organization pipeline, transaction precedents and financial-report signals; Current Awareness MCP adds recent-event context. The output is a partnering shortlist with owner, stage, evidence package, IP risk, deal precedent and outreach rationale. Explore the MCP servers used in this report.

Decision date: 21 July 2026. This is a screening memorandum for business-development prioritization, not legal, patent, medical or investment advice. “Not returned” means the searched MCP result did not supply the field and should not be read as evidence of absence.

Executive BD thesis

Harpoon Therapeutics presents a practical BD-screening case because its returned pipeline contains 16 records and the deal search returned 5 transaction records. The lead returned asset is Atezolizumab, associated with PDL1 and Advanced cancer, Neuroendocrine Carcinoma, Small Cell Lung Cancer, at Phase 2. The immediate objective is not to price a transaction; it is to identify where a focused outreach can unlock regional development, indication expansion, platform access, combination strategy, manufacturing leverage or non-dilutive capital.

The scan prioritizes assets with a named development owner and a traceable stage, then applies a conservative IP screen. A high-quality first meeting should ask for the current clinical/regulatory package, ownership chain, third-party licenses, patent-family schedule, CMC readiness and the specific rights the company is prepared to discuss.

Partnering shortlist

Shortlist interpretation. The top row should receive the fastest outreach, subject to confirmation that the returned owner and development stage remain current. Rows two through five are option-value workstreams: they can support a regional license, co-development, research collaboration, asset carve-out or structured option if the evidence package is sufficiently differentiated.

Pipeline and evidence-package readout

The organization pipeline fetch anchors asset identity, target, indication and development stage. Those fields should be reconciled against the sponsor’s current presentation, trial registry, regulatory correspondence and data-room index. For each shortlisted asset, request protocol history, enrollment and discontinuation data, endpoint definitions, biomarker strategy, safety narratives, manufacturing comparability and the latest investigator or regulator feedback.

Evidence quality is strongest when asset identity, stage, owner and indication are mutually consistent across sources. A mismatch is itself a BD signal: it may reflect a recent transfer, dormant program, territory split, combination strategy or portfolio reprioritization. Any mismatch should be resolved before valuation or term-sheet design.

Deal precedents and structure signals

The most relevant returned precedent is: Merck Completes Acquisition of Harpoon Therapeutics, Inc. (2024-01-08). Precedents should guide structure rather than mechanically determine price. Normalize for development stage, territory, modality, included indications, opt-in rights, cost sharing, manufacturing obligations, royalties, milestones and change-of-control provisions. Where economics are undisclosed, the precedent still informs counterparties, strategic intent and preferred transaction form.

Financial capacity and partnering pressure

• Harpoon Therapeutics, Inc. - 2021 Quarterly report: Harpoon Therapeutics, Inc. - 2021 Quarterly report Liquidity and Capital Resources Please see the section entitled “Risk Factors” for additional risks associated with our substantial capital requirements and the challenges we may face in raising capital. Cash Flows Cash Flows from Operating Activities During the three months ended March 31, 2021, cash used in operating activities was $18.1 million, which consisted of a net loss of $61.7 million and a net change of $40.4 million in our net operating assets and liabilities, partially offset by $3.3 million in non-cash charges. The non-cash charges consisted of stock- based compensation of $2.1 million, depreciation and amortization of $0.6 million and net amortization of premiums and accretion of discounts on marketable securities of $0.6 mi
• Harpoon Therapeutics, Inc. - 2021 Annual report: Harpoon Therapeutics, Inc. - 2021 Annual report Liquidity and Capital Resources Liquidity fi Since our inception and through December 31, 2021, we have financed our operations primarily through proceeds from the issuance of convertible notes, the sale of redeemable convertible preferred stock and warrants, the sale of common stock, and upfront payments received by us from our collaboration and license agreements. As of December 31, 2021, we had $136.6 million in cash and cash equivalents and marketable securities, an accumulated deficit of $284.8 million and working capital of $78.6 million. In January 2021, we sold an aggregate 6,764,704 shares of our common stock for $107.6 million in net proceeds after deducting underwriting discounts and commissions and offering costs. From January 1,

Financial signals influence timing and leverage. Cash runway, operating burn, committed trial spend, debt covenants, shelf capacity and recent financings determine whether Harpoon Therapeutics is more likely to pursue a broad license, regional partnership, cost-sharing collaboration, royalty financing or asset-level option. Figures returned from filings should be rechecked in the latest report before any negotiation.

Recent events and outreach timing

• No company-specific recent-news passage was returned. Confirm the latest clinical, regulatory, financing and leadership events directly with management.

Recent clinical, regulatory, financing, leadership and portfolio events can create a narrow outreach window. The BD team should map each event to a decision owner, an asset-level question and a proposed structure. Avoid generic “partnership interest” messages; lead with the specific program, territory, capability gap and evidence package that the prospective partner can improve.

IP and diligence risk screen

The default IP flag is medium until verified. Review composition-of-matter and sequence claims, method-of-use coverage, formulation and delivery patents, manufacturing know-how, platform licenses, university or government rights, prosecution status, patent-term adjustment/extension, oppositions, litigation, inventorship and freedom to operate. For biologics, cell/gene therapies and platform technologies, background IP and improvement-right provisions can be as important as the asset patents.

Commercial diligence should test addressable population, diagnosis and referral pathway, standard of care, competitor readouts, endpoint sensitivity, payer evidence needs, launch infrastructure and territory-specific regulatory requirements. The value of an asset is a function of the complete evidence package and executable rights—not development stage alone.

Recommended outreach sequence

1. Contact the asset-level BD owner with a one-page rationale linked to the lead program and proposed territory or capability contribution.
2. Request a non-confidential package covering current stage, dataset maturity, ownership, patent schedule, CMC status and partnering perimeter.
3. Benchmark the returned precedents using stage-, modality- and territory-adjusted structures.
4. Advance only programs with a coherent owner, evidence package, IP path and decision timeline into confidential diligence.
5. Set explicit stop/go gates for data quality, freedom to operate, financing capacity and strategic fit.

Bottom line

Harpoon Therapeutics merits targeted BD outreach where the returned pipeline and evidence package align with a partner’s geography, development capability or commercial infrastructure. The recommended next action is to validate Atezolizumab, confirm rights availability and test a structure calibrated to the company’s financial position and precedent set. The shortlist is designed to turn fragmented intelligence into an actionable owner-by-owner outreach plan.

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