Sec Form 4 Filing - Alexandria Venture Investments, LLC @ Liquidia Technologies Inc - 2018-07-30

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED 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, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Alexandria Venture Investments, LLC 2. Issuer Name and Ticker or Trading Symbol Liquidia Technologies Inc [ LQDA] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 385 EAST COLORADO BLVD., SUITE 299 3. Date of Earliest Transaction (MM/DD/YY) 07/30/2018 (Street) PASADENA, CA91101 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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) Code V Amount (A) or (D) Price Common stock 07/30/2018 C 259,808 A 259,808 D Common stock 07/30/2018 P 136,364 A $ 11 396,172 D

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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 7. Title and Amount of Underlying Securities (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 of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Series D preferred stock ( 1 ) 07/30/2018 C 4,371,889 ( 1 ) ( 1 ) Common stock 259,808 ( 1 ) ( 2 ) 0 D Warrant to purchase Series D preferred stock ( 1 ) ( 3 ) 07/30/2018 J( 3 ) 470,254 02/17/2017 12/31/2026 Series D preferred stock 470,254 ( 3 ) 0 D Warrant to purchase common stock $ 0.01 07/30/2018 J( 3 ) 27,945 02/17/2017 12/31/2026 Common stock 27,945 ( 3 ) 27,945 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Alexandria Venture Investments, LLC 385 EAST COLORADO BLVD., SUITE 299 PASADENA, CA91101 X Signatures By: ALEXANDRIA REAL ESTATE EQUITIES, INC., a Maryland corporation, managing member By: /s/ Dean A. Shigenaga Chief Financial Officer 08/01/2018 Signature of Reporting Person Date

Explanation of Responses:

( 1 )The Series D preferred stock had no expiration date and automatically converted into the Issuer's common stock on a 0.0594-for-1 basis immediately prior the closing of the Issuer's initial public offering. ( 2 )Not applicable. ( 3 )Upon the closing of the Issuer's initial public offering and without payment of further consideration, the warrants to purchase Series D preferred stock automatically converted into warrants to purchase the Issuer's common stock. The transaction is listed solely for the purpose of reporting the change in the title and amount of securities underlying the warrants.

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).

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