STOCK TITAN

Entity linked to Liquidia (LQDA) CEO sells 6,428 shares in plan trade

Filing Impact
(High)
Filing Sentiment
(Negative)
Form Type
4

Rhea-AI Filing Summary

Liquidia Corp Chief Executive Officer Roger Jeffs reported an open-market sale of 6,428 shares of common stock at a volume-weighted average price of $62.183 per share. The sale was executed indirectly through Serendipity BioPharma LLC pursuant to a Rule 10b5-1 trading plan adopted on November 5, 2025.

Following the sale, Serendipity BioPharma LLC held 1,041,667 shares indirectly for Jeffs, in addition to 1,137,508 shares held directly and 46,595 shares held through the Roger A. Jeffs Living Trust. Jeffs also holds unvested restricted stock units granted between January 2023 and January 2026 that had not vested as of this Form 4.

Positive

  • None.

Negative

  • None.
Insider JEFFS ROGER
Role Chief Executive Officer
Sold 6,428 shs ($400K)
Type Security Shares Price Value
Sale Common Stock 6,428 $62.183 $400K
holding Common Stock -- -- --
holding Common Stock -- -- --
Holdings After Transaction: Common Stock — 1,041,667 shares (Indirect, See footnote); Common Stock — 1,137,508 shares (Direct, null)
Footnotes (1)
  1. Includes (i) 54,281 unvested restricted stock units ("RSUs") of the 289,500 RSUs granted to the Reporting Person on January 11, 2023, (ii) 96,835 unvested RSUs of the 221,338 RSUs granted to the Reporting Person on January 11, 2024, (iii) 157,662 unvested RSUs of the 229,327 RSUs granted to the Reporting Person on January 11, 2025 and (iv) 115,344 RSUs granted to the Reporting Person on January 16, 2026, none of which have vested as of the date of this Form 4. The securities are held by Roger A. Jeffs Living Trust UAD 2/29/2000 (the "Trust"). The Reporting Person is the trustee of the Trust. Transaction effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on November 5, 2025. Price is the volume weighted average price of all transactions made by the Reporting Person on the transaction date for prices ranging from $59.99 to $63.46. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. The securities are held by Serendipity BioPharma LLC ("Serendipity"). The Reporting Person is a manager of Serendipity and has sole voting and dispositive power over the Issuer common stock held by Serendipity.
Shares sold 6,428 shares Open-market sale on May 27, 2026
Average sale price $62.183 per share Volume-weighted average price
Indirect holdings via Serendipity 1,041,667 shares Total following transaction
Direct holdings 1,137,508 shares Total common stock held directly after transaction
Trust holdings 46,595 shares Held by Roger A. Jeffs Living Trust
2023 unvested RSUs 54,281 RSUs From 289,500 RSUs granted January 11, 2023
2024 unvested RSUs 96,835 RSUs From 221,338 RSUs granted January 11, 2024
2025 unvested RSUs 157,662 RSUs From 229,327 RSUs granted January 11, 2025
restricted stock units ("RSUs") financial
"Includes (i) 54,281 unvested restricted stock units ("RSUs") of the 289,500 RSUs granted"
Restricted stock units (RSUs) are a company promise to give an employee shares of stock (or cash equivalent) in the future, but only after certain conditions—usually staying with the company for a set time or hitting performance goals—are met. Investors watch RSUs because when they vest they increase the number of shares outstanding and can lead insiders to sell shares, affecting share price, company dilution and the true cost of employee pay.
Rule 10b5-1 plan regulatory
"Transaction effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person"
A Rule 10b5-1 plan is a prearranged, written schedule that lets corporate insiders buy or sell company stock at set times or amounts, even if they later learn material nonpublic information. Think of it like setting an automatic thermostat for trades: it creates a clear record that trades were planned in advance, reducing the risk of insider-trading accusations and helping investors trust that insider transactions are routine rather than based on secret information.
volume weighted average price financial
"Price is the volume weighted average price of all transactions made by the Reporting Person"
The volume weighted average price (VWAP) is a way to measure the average price of a security, such as a stock, over a specific period, taking into account how many units were traded at each price. It’s similar to calculating the average cost of items bought when some are more frequently purchased than others. Investors use VWAP to assess whether a security is being bought or sold at a fair price during trading.
dispositive power financial
"has sole voting and dispositive power over the Issuer common stock held by Serendipity"
Dispositive power is the authority to decide the final outcome of an asset, legal claim, contract, or corporate action — in effect the power to dispose of or resolve something. For investors it matters because whoever holds that authority can determine who gets paid, who controls an asset or vote, and how risks and returns are allocated; think of it like holding the key that lets you lock in the winner or loser in a deal.
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
X
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
JEFFS ROGER

(Last)(First)(Middle)
419 DAVIS DRIVE, SUITE 100

(Street)
MORRISVILLE NORTH CAROLINA 27560

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Liquidia Corp [ LQDA ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
XOfficer (give title below)Other (specify below)
Chief Executive Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
05/27/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock1,137,508(1)D
Common Stock46,595ISee footnote(2)
Common Stock05/27/2026S(3)6,428D$62.183(4)1,041,667ISee footnote(5)
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. Includes (i) 54,281 unvested restricted stock units ("RSUs") of the 289,500 RSUs granted to the Reporting Person on January 11, 2023, (ii) 96,835 unvested RSUs of the 221,338 RSUs granted to the Reporting Person on January 11, 2024, (iii) 157,662 unvested RSUs of the 229,327 RSUs granted to the Reporting Person on January 11, 2025 and (iv) 115,344 RSUs granted to the Reporting Person on January 16, 2026, none of which have vested as of the date of this Form 4.
2. The securities are held by Roger A. Jeffs Living Trust UAD 2/29/2000 (the "Trust"). The Reporting Person is the trustee of the Trust.
3. Transaction effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on November 5, 2025.
4. Price is the volume weighted average price of all transactions made by the Reporting Person on the transaction date for prices ranging from $59.99 to $63.46. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
5. The securities are held by Serendipity BioPharma LLC ("Serendipity"). The Reporting Person is a manager of Serendipity and has sole voting and dispositive power over the Issuer common stock held by Serendipity.
/s/ Roger Jeffs05/28/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did Liquidia Corp (LQDA) report for CEO Roger Jeffs?

Liquidia reported that an entity associated with CEO Roger Jeffs sold 6,428 shares of common stock. The sale was an open-market transaction executed at a volume-weighted average price of $62.183 per share under a pre-established Rule 10b5-1 trading plan.

How many Liquidia (LQDA) shares did the entity linked to the CEO sell and at what price?

An entity linked to Liquidia CEO Roger Jeffs sold 6,428 shares of common stock. The transaction used a volume-weighted average price of $62.183 per share, reflecting trades within a range from $59.99 to $63.46 on the transaction date.

What are Roger Jeffs’ remaining direct and indirect holdings in Liquidia (LQDA) after this sale?

After the sale, Roger Jeffs held 1,137,508 Liquidia shares directly and 1,041,667 shares indirectly through Serendipity BioPharma LLC. He also had 46,595 shares through the Roger A. Jeffs Living Trust, providing a substantial continuing ownership position in the company.

Was the Liquidia (LQDA) insider sale made under a Rule 10b5-1 trading plan?

Yes. The reported sale of 6,428 Liquidia shares associated with CEO Roger Jeffs was effected pursuant to a Rule 10b5-1 trading plan. This plan was adopted by the reporting person on November 5, 2025, indicating the trade was pre-arranged rather than opportunistic.

How many unvested RSUs does Liquidia CEO Roger Jeffs hold according to this Form 4?

Roger Jeffs holds several tranches of unvested restricted stock units. These include 54,281 from a 2023 grant, 96,835 from a 2024 grant, 157,662 from a 2025 grant, and 115,344 granted in 2026, none of which had vested as of the Form 4 date.

Who legally holds the Liquidia (LQDA) shares involved in the reported insider sale?

The sold shares are held by Serendipity BioPharma LLC, which executed the transaction. Roger Jeffs is a manager of Serendipity and has sole voting and dispositive power over the Liquidia common stock held by this entity, linking the sale to his beneficial ownership.