# EDGAR Filing Document

**Accession Number:** 0001819576
**File Stem:** 0001104659-26-071407
**Filing Date:** 2026-6
**Character Count:** 9213
**Document Hash:** 77fa4be0149506c1ffed59824b3c293b
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001104659-26-071407.hdr.sgml**: 20260608

**ACCESSION NUMBER**: 0001104659-26-071407

**CONFORMED SUBMISSION TYPE**: 8-K

**PUBLIC DOCUMENT COUNT**: 12

**CONFORMED PERIOD OF REPORT**: 20260608

**ITEM INFORMATION**: Other Events

**ITEM INFORMATION**: Financial Statements and Exhibits

**FILED AS OF DATE**: 20260608

**DATE AS OF CHANGE**: 20260608

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Liquidia Corp
- **CENTRAL INDEX KEY:** 0001819576
- **STANDARD INDUSTRIAL CLASSIFICATION:** PHARMACEUTICAL PREPARATIONS [2834]
- **ORGANIZATION NAME:** 03 Life Sciences
- **EIN:** 851710962
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 8-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-39724
- **FILM NUMBER:** 261073073

**BUSINESS ADDRESS:**
- **STREET 1:** 419 DAVIS DRIVE, SUITE 100
- **CITY:** MORRISVILLE
- **STATE:** NC
- **ZIP:** 27560
- **BUSINESS PHONE:** 919.328.4400

**MAIL ADDRESS:**
- **STREET 1:** 419 DAVIS DRIVE, SUITE 100
- **CITY:** MORRISVILLE
- **STATE:** NC
- **ZIP:** 27560

?xml version='1.0' encoding='ASCII'?

**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): **June 8, 2026**

---

| | | |
|:---|:---|:---|
| **LIQUIDIA CORPORATION** | **LIQUIDIA CORPORATION** | **LIQUIDIA CORPORATION** |
| (Exact name of registrant as specified in its charter) | (Exact name of registrant as specified in its charter) | (Exact name of registrant as specified in its charter) |
| **Delaware** | **001-39724** | **85-1710962** |
| (State or other jurisdiction<br> of incorporation) | (Commission<br> File Number) | (IRS Employer<br> Identification No.) |

---

---

| | |
|:---|:---|
| **419 Davis Drive** **, Suite 100, Morrisville, North Carolina** | **27560** |
| (Address of principal executive offices) | (Zip Code) |

---

Registrant's telephone number, including area code: **(919) 328-4400**

(Former name or former address, if changed since last report.)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (*see* General Instruction A.2. below):

◻ 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))

Securities registered pursuant to Section 12(b) of the Act:

---

| | | |
|:---|:---|:---|
| &nbsp;&nbsp;Title of each class | &nbsp;&nbsp;Trading Symbol(s) | &nbsp;&nbsp;Name of each exchange on which registered |
| &nbsp;&nbsp;Common stock | &nbsp;&nbsp;LQDA | &nbsp;&nbsp;The Nasdaq Stock Market LLC |

---

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.** |

---

On June 8, 2026, Liquidia Corporation, a Delaware corporation, issued a press release announcing that it will be added to the S&P SmallCap 600® Index, effective prior to the opening of trading on June 22, 2026. A copy of the press release is furnished herewith as Exhibit 99.1.

---

| | |
|:---|:---|
| **Item 9.01** | **Financial Statements and Exhibits.** |

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(d) ---

| | |
|:---|:---|
| **Exhibit<br> No.** | **Exhibit** |
| [99.1](tm2617139d1_ex99-1.htm) | [Press Release of Liquidia Corporation, dated June 8, 2026.](tm2617139d1_ex99-1.htm) |
| 104 | Cover Page Interactive Data File (embedded within the Inline XBRL document). |

---

<u>SIGNATURES</u>

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.

---

| | | |
|:---|:---|:---|
| June 8, 2026 | Liquidia Corporation | Liquidia Corporation |
|  | By: | /s/ Michael Kaseta |
|  |  | Name: Michael Kaseta |
|  |  | Title: Chief Financial Officer and Chief Operating Officer |

---

## Exhibit 99.1

**Exhibit 99.1**

**Liquidia Corporation Announces Inclusion<br> in the S&P SmallCap 600® Index**

**MORRISVILLE, N.C. (June 8, 2026) —** Liquidia Corporation (Nasdaq: LQDA), a biopharmaceutical company driven by science and compassion to revolutionize care for patients with challenging respiratory and vascular diseases, announced today that it will be added to the S&P SmallCap 600® Index, effective prior to the opening of trading on June 22, 2026.

Introduced in 1994, the S&P SmallCap 600 is a widely followed benchmark of 600 U.S. small-cap companies selected by S&P Dow Jones Indices based on market capitalization, liquidity, shares available for public trading, and profitability criteria.

Dr. Roger Jeffs, Liquidia's Chief Executive Officer, said: "Inclusion in the S&P SmallCap 600 is a meaningful marker of how far Liquidia has come, and it is a credit to the entire team. It reflects the discipline and execution behind our progress and the foundation we have built through our commitment to patients, innovation and operational excellence. We are focused on the opportunities ahead as we continue our work to revolutionize care for patients with challenging respiratory and vascular diseases."

**About Liquidia Corporation**

Liquidia Corporation is a biopharmaceutical company driven by science and compassion to revolutionize care for patients with challenging respiratory and vascular diseases through precise, innovative therapies and applications of its proprietary PRINT® technology. PRINT enabled the development of YUTREPIA® (treprostinil) inhalation powder for the treatment of pulmonary arterial hypertension (PAH) and pulmonary hypertension associated with interstitial lung disease (PH-ILD). The company is also developing L606, an investigational extended-release formulation of treprostinil administered twice-daily with a next-generation nebulizer, and currently markets generic Treprostinil Injection for the treatment of PAH. To learn more about Liquidia, please visit <u>www.liquidia.com</u>.

**Cautionary Statements Regarding Forward-Looking Statements**

This press release may include forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. All statements contained in this press release other than statements of historical facts, including statements regarding the timing and anticipated impact of the Company's inclusion in the S&P SmallCap 600 Index, potential enhanced visibility within the investment community, as well as the Company's strategy, operating priorities and future performance, including statements regarding market capitalization, liquidity, financial viability and long-term value creation, are forward-looking statements. The words "anticipate," "believe," "continue," "could," "will," "estimate," "expect," "intend," "may," "plan," "potential," "predict," "project," "should," "target," "would," and similar expressions are intended to identify forward-looking statements. We have based these forward-looking statements largely on our current strategy, short-term and long-term business operations and objectives and financial needs. These forward-looking statements are subject to a number of risks discussed in our filings with the Securities and Exchange Commission, as well as a number of uncertainties and assumptions. Moreover, we operate in a very competitive and rapidly changing environment and our industry has inherent risks. New risks emerge from time to time. It is not possible for our management to predict all risks, nor can we assess the impact of all factors on our business or the extent to which any factor, or combination of factors, may cause actual results to differ materially from those contained in any forward-looking statements we may make. In light of these risks, uncertainties and assumptions, the future events discussed in this press release may not occur and actual results may differ materially and adversely from those anticipated or implied in the forward-looking statements. Nothing in this press release should be regarded as a representation by any person that these goals will be achieved, and we undertake no duty to update our goals or to update or alter any forward-looking statements, whether as a result of new information, future events or otherwise.

**Investors:**

Jason Adair

Chief Business Officer

919.328.4350 **Media Contact:**

media@liquidia.com

###