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HilleVax, Inc. SEC Filings

HLVX NASDAQ

Welcome to our dedicated page for HilleVax SEC filings (Ticker: HLVX), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.

Struggling to extract clinical trial milestones or cash-runway clues from a 200-page biotech filing? HilleVax’s SEC documents are packed with technical data on VLP vaccine research, partnership obligations, and milestone payments that can move the stock overnight.

Stock Titan translates that complexity into clarity. Our AI reads every HilleVax quarterly earnings report 10-Q filing, tags R&D spend trends, and explains risk-factor changes in plain English. Need real-time alerts? We stream HilleVax Form 4 insider transactions real-time so you never miss executive buys or sells. And when a surprise trial update hits, the platform posts a summary of the HilleVax 8-K material events explained within minutes.

Here’s what you can do on this page:

  • Scan HilleVax annual report 10-K simplified to understand pipeline strategy without reading line-by-line.
  • Dive into HilleVax proxy statement executive compensation to see how leadership incentives align with trial success.
  • Monitor HilleVax insider trading Form 4 transactions and spot patterns ahead of catalysts.
  • Get AI-driven HilleVax earnings report filing analysis that highlights liquidity and dilution risks.

Whether you’re understanding HilleVax SEC documents with AI for the first time or comparing quarters, our coverage spans every form�10-K, 10-Q, 8-K, S-3, and more. Stop searching Edgar; start focusing on decisions.

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XOMA Royalty Corporation (Parent) and its wholly-owned subsidiary XRA 4 Corp. (Merger Sub) have filed a Schedule TO-C announcing their intent to acquire all outstanding shares of HilleVax, Inc. (HLVX) via a third-party tender offer.

The planned offer will be launched under an Agreement and Plan of Merger dated 4 Aug 2025; however, no pricing, consideration mix, or expected closing date is disclosed. When the offer formally begins, the Buyer Entities will file a full Schedule TO and HilleVax will respond with a Schedule 14D-9. A press release (Exhibit 99.1) accompanies this pre-commencement communication.

The filing contains extensive forward-looking-statement disclaimers. Key risks cited include potential competing offers, litigation, failure to meet closing conditions, possible termination of the Merger Agreement, and uncertainties tied to Contingent Value Rights payments. Until the tender documents are filed and the offer commences, shareholders are urged to await the official materials before deciding whether to tender their shares.

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HilleVax (HLVX) signed a definitive merger agreement with XOMA Royalty Corp. on 4 Aug 2025. XOMA will launch a cash tender offer at $1.95 per share plus one non-transferable contingent value right (CVR). Following the offer, Merger Sub will merge into HilleVax under DGCL §251(h), making HilleVax a wholly-owned subsidiary.

  • Offer conditions: >50% of shares tendered, no legal restraints, customary reps & warranties, and minimum closing net cash of $102.95 m; no financing condition.
  • CVR economics: (i) 90% of net proceeds from any disposition/financing of norovirus vaccine assets within two years, (ii) 90-100% of savings or sub-lease proceeds on the Boston HQ lease, and (iii) cash true-up vs. $102.95 m.
  • Support agreements cover â‰�22.9% of outstanding shares; termination fee is $2.475 m (or up to $0.99 m expense reimbursement if cash covenant fails).
  • All in-the-money options and RSUs vest and receive cash + CVR; out-of-the-money options cancelled.

Related actions: (1) three-year sublease of part of the Boston facility to Stellaromics; (2) notice to terminate the Takeda HIL-214 license, with no material early-termination penalty. A press release announcing the deal was furnished under Reg FD; formal tender-offer materials and HilleVax’s 14D-9 will follow.

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TriSalus Life Sciences, Inc. (TLSI) filed an 8-K to report the successful completion of its exchange offer and related consent solicitation for its Series A Convertible Preferred Stock. The offer expired 23 Jul 2025; 3,551,502 preferred shares, or 98.82% of the class, were validly tendered. Holders will receive common shares equal to the sum of Liquidation Preference plus Accrued Dividends through 10 Aug 2027, divided by $4.00 per share. Settlement is targeted on or before 1 Aug 2025.

The overwhelming participation satisfied the required majority consent, allowing the company to adopt a Preferred Stock Amendment filed 24 Jul 2025 with the Delaware Secretary of State. The amendment authorizes TriSalus to mandatorily convert any remaining preferred shares after offer closing into common stock using the same exchange value, thereby eliminating the preferred class and its dividend obligations.

Key 8-K items invoked: 3.03 (material modification of rights), 5.03 (charter amendment), 5.07 (shareholder vote), 8.01 (other events). Exhibits include the amendment (3.1) and a press release (99.1) detailing final results.

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HilleVax, Inc. (HLVX) â€� Form 4 filing dated 06/25/2025

Non-employee director Patrick J. Heron reported the receipt of 17,199 Restricted Stock Units (RSUs) on 06/23/2025 at a cost basis of $0.00. The award was made under the company’s Non-Employee Director Compensation Program.

  • Vesting: 100% on the earlier of (i) 06/23/2026 or (ii) a Change in Control, subject to continued board service.
  • Post-transaction direct holdings: 17,199 shares.
  • Indirect holdings: 8,535,337 shares held through Frazier Life Sciences X, L.P., for which Mr. Heron shares voting and investment control.

No derivative securities were reported. The filing represents routine director equity compensation rather than open-market activity and does not involve the sale or disposal of shares.

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HilleVax, Inc. (HLVX) â€� Form 4 insider transaction

Director Aditya Kohli reported two equity movements dated 23 June 2025:

  • Grant of 17,199 Restricted Stock Units (RSUs) at zero cost under the company’s Non-Employee Director Compensation Program. The award vests 100% on the earlier of the first anniversary of grant or a Change in Control, contingent upon continued board service.
  • Forfeiture of 83,906 unvested RSUs that were not subject to acceleration following Kohli’s prior termination of employment.

Post-transaction, Kohli holds 698,171 HLVX common shares directly. No derivative securities were reported. The filing does not disclose cash consideration, option exercises, or open-market trades, and therefore carries limited valuation impact for public shareholders.

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HilleVax, Inc. (HLVX) filed a Form 4 disclosing that non-employee director Shelley Chu received 17,199 shares of common stock in the form of Restricted Stock Units (RSUs) on 23 June 2025. The RSUs were awarded under the company’s 2022 Incentive Award Plan as part of the Non-Employee Director Compensation Program. The filing shows the transaction was coded “Aâ€� (acquisition) at a price of $0.00, confirming it was a grant rather than an open-market purchase.

The RSUs will vest 100 % on the earlier of (i) the first anniversary of the grant date or (ii) a Change in Control, provided Dr. Chu remains on the board until the applicable vesting date. Following the grant, Dr. Chu’s total beneficial ownership stands at 17,199 shares, held directly. No derivative securities were reported, and there were no dispositions.

The filing is routine director equity compensation, adding a small amount of potential dilution but primarily aligning the director’s interests with shareholders. No cash consideration, purchase of shares, or sales were reported, and the filing contains no financial performance metrics or strategic commentary.

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HilleVax, Inc. (HLVX) filed a Form 4 disclosing that non-employee director Jaime Sepulveda received 17,199 restricted stock units (RSUs) on 23 Jun 2025 under the company’s Non-Employee Director Compensation Program. The RSUs carry a $0 exercise price and will vest 100% on the earlier of (i) the first anniversary of the grant date or (ii) a Change in Control, provided the director remains on the board through the vesting date.

Following the grant, Sepulveda’s total direct ownership increased to 59,224 common shares. No derivative securities were reported, and there was no open-market purchase or sale; this is an equity award intended to align director incentives with shareholder interests. The transaction does not materially affect HilleVax’s share count or capital structure, but it modestly increases insider ownership.

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HilleVax, Inc. (HLVX) filed a Form 4 reporting that director Nanette Cocero received a grant of 17,199 Restricted Stock Units (RSUs) on 23-Jun-2025 under the company’s 2022 Incentive Award Plan. The grant was made at $0.00 cost and represents the reporting person’s entire beneficial ownership in HLVX common stock following the transaction. All RSUs will vest 100 % on the earlier of (i) the first anniversary of the grant date or (ii) a Change in Control, provided the director remains on the board through that date. No open-market purchases, sales, or derivative transactions were reported, and ownership is held directly.

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On June 23, 2025, HilleVax, Inc. (HLVX) director Julie L. Gerberding filed a Form 4 disclosing receipt of 17,199 Restricted Stock Units (RSUs) granted under the company’s Non-Employee Director Compensation Program. The award vests 100 % on the earlier of the first anniversary of the grant date or a defined Change in Control, contingent upon her continued board service. The RSUs were issued at $0.00 cost, indicating a non-cash, equity-based compensation item. Following the grant, Gerberding’s direct beneficial ownership rose to 59,224 common shares. No sales, option exercises, or other derivative transactions were reported.

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FAQ

What is the current stock price of HilleVax (HLVX)?

The current stock price of HilleVax (HLVX) is $2.04 as of August 1, 2025.

What is the market cap of HilleVax (HLVX)?

The market cap of HilleVax (HLVX) is approximately 104.7M.

What is HilleVax, Inc. focused on?

HilleVax, Inc. is dedicated to developing and commercializing novel vaccines. Its main focus is on a virus-like particle based candidate designed to prevent moderate-to-severe acute gastroenteritis caused by norovirus infection.

What technology does HilleVax utilize in its vaccine development?

The company employs virus-like particle (VLP) technology, which mimics the structure of viruses to trigger a strong immune response without causing the disease. This innovative approach is central to its vaccine development strategy.

What clinical stage is HilleVax currently in?

HilleVax is a clinical-stage biopharmaceutical company, actively engaged in clinical trials to evaluate the safety, immunogenicity, and efficacy of its vaccine candidates.

How does HilleVax address safety and regulatory concerns?

HilleVax adheres to stringent clinical trial protocols and quality control measures in compliance with high regulatory standards. This rigorous approach ensures the collection of robust data on safety and immunogenicity.

Who is at risk for the condition that HilleVax targets?

The vaccine candidate primarily targets populations at risk of moderate-to-severe acute gastroenteritis caused by norovirus, notably young children and older adults, who bear a disproportionate share of the disease burden.

What differentiates HilleVax’s approach from traditional vaccine methods?

HilleVax's use of virus-like particle technology offers a safer alternative by mimicking natural viral structures without introducing infectious material. This approach is designed to induce a protective immune response effectively.

How is HilleVax positioned within the biopharmaceutical industry?

By focusing on innovative vaccine technology and targeted clinical research, HilleVax is positioned as a specialized company in the highly competitive biopharmaceutical sector, emphasizing data-rich research and clinical rigor.

What are the primary research areas of HilleVax?

The company focuses on vaccine development using VLP technology, clinical research to assess vaccine safety and efficacy, and preparing for potential commercialization by establishing robust operational and manufacturing strategies.
HilleVax, Inc.

NASDAQ:HLVX

HLVX Rankings

HLVX Stock Data

104.71M
30.11M
17.09%
76.93%
0.92%
Biotechnology
Biological Products, (no Disgnostic Substances)
United States
BOSTON