Key facts
- This page summarizes Raman Singh's Form 4 filing for Liquidia Corp (LQDA).
- 8 reported transactions and 3 derivative rows are listed below.
- Accepted by SEC: 15 Sep 2026, 16:30.
Raman Singh - 11 Sep 2026 Form 4 Insider Report for Liquidia Corp (LQDA)
- Reporting relationship
- Director
- Issuer ticker
- LQDA
- Reported as of
- 11 Sep 2026
- Net transaction value
- -$1,179,453
- SEC form
- 4
- Accepted by SEC
- 15 Sep 2026, 16:30:07 UTC
- Prior SEC filing
- 18 Jun 2026
- Source filing
- View source filing
- Reporting owner signature
- /s/ Raman Singh
Source evidence
Original filing metadata and source links for verification.
4 source fields
Reporting owner
1 detail
Key filing fact
Raman Singh filed Form 4 for Liquidia Corp (LQDA) on 15 Sep 2026.
Change
- Previous filing in this sequence was filed on 18 Jun 2026.
- Current net transaction value: -$1,179,453.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001747589
Primary reporting owner
SINGH RAMAN
- Relationship
- Director
- Address
- 419 DAVIS DRIVE, SUITE 100, MORRISVILLE
- Signature
- /s/ Raman Singh
- Signature date
- 15 Sep 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
LQDA
transaction
Common Stock
Options Exercise
- Transaction value
- Shares
- +556
- Change %
- +1.2%
- Price
- $8.63*
- Shares after
- 45,193
- Date
- 11 Sep 2026
- Ownership
- Direct
- Footnotes
- F1
LQDA
transaction
Common Stock
Options Exercise
- Transaction value
- Shares
- +8,468
- Change %
- +19%
- Price
- $9.31*
- Shares after
- 53,661
- Date
- 11 Sep 2026
- Ownership
- Direct
- Footnotes
- F1
LQDA
transaction
Common Stock
Sale
- Transaction value
- $619,210
- Shares
- -9,024
- Change %
- -17%
- Price
- $68.62
- Shares after
- 44,637
- Date
- 11 Sep 2026
- Ownership
- Direct
- Footnotes
- F1, F2, F3
LQDA
transaction
Common Stock
Options Exercise
- Transaction value
- Shares
- +8,468
- Change %
- +19%
- Price
- $9.31*
- Shares after
- 53,105
- Date
- 14 Sep 2026
- Ownership
- Direct
- Footnotes
- F1
LQDA
transaction
Common Stock
Sale
- Transaction value
- $560,243
- Shares
- -8,468
- Change %
- -16%
- Price
- $66.16
- Shares after
- 44,637
- Date
- 14 Sep 2026
- Ownership
- Direct
- Footnotes
- F1, F2
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
LQDA
transaction
Derivative
Non-Qualified Stock Option (right to buy)
Options Exercise
- Transaction value
- Shares
- -556
- Change %
- -100%
- Price
- $0.000000*
- Shares after
- 0
- Date
- 11 Sep 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 556
- Exercise price
- $8.63
- Footnotes
- F4
LQDA
transaction
Derivative
Non-Qualified Stock Option (right to buy)
Options Exercise
- Transaction value
- Shares
- -8,468
- Change %
- -50%
- Price
- $0.000000*
- Shares after
- 8,468
- Date
- 11 Sep 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 8,468
- Exercise price
- $9.31
- Footnotes
- F5
LQDA
transaction
Derivative
Non-Qualified Stock Option (right to buy)
Options Exercise
- Transaction value
- Shares
- -8,468
- Change %
- -100%
- Price
- $0.000000*
- Shares after
- 0
- Date
- 14 Sep 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 8,468
- Exercise price
- $9.31
- Footnotes
- F5
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 5 footnotes
Footnote F1
Includes 5,882 restricted stock units granted to the Reporting Person on June 16, 2026, none of which have vested as of the date of this Form 4.
Footnote F2
Represents the subsequent sale of the underlying shares from the exercise of stock options reported on this Form 4.
Footnote F3
Price is the volume weighted average price of all transactions made by the Reporting Person on the transaction date for prices ranging from $68.60 to $68.70. 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.
Footnote F4
The option vested in 36 equal monthly installments and became fully vested on June 19, 2026.
Footnote F5
The option vested in 36 equal monthly installments and became fully vested on March 7, 2021.