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 OF SECURITIES 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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(Print or Type Responses)

1. Name and Address of Reporting Person * SULLIVAN LENORE M   2. Issuer Name and Ticker or Trading Symbol POTLATCHDELTIC CORP [PCH] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 601 WEST FIRST AVENUE, SUITE 1600 3. Date of Earliest Transaction (Month/Day/Year) 05/09/2018 (Street) SPOKANE, WA 99201 4. If Amendment, Date Original Filed(Month/Day/Year) 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 (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) Code V Amount (A) or (D) Price Common Stock 05/09/2018   A   1,560.874 (1) A $ 48.05 8,596.874 (2) D

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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 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

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
SULLIVAN LENORE M 601 WEST FIRST AVENUE SUITE 1600 SPOKANE, WA 99201	X

Signatures

/s/ Lorrie D. Scott, Attorney-in-Fact		05/11/2018
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	Represents award of restricted stock units that may be settled only for shares of common stock on a one-for-one basis. The RSUs will vest on May 9, 2019, subject to continued service through such date, except in the case of death, disability or failure to stand for election at an annual shareholder meeting. Pursuant to the reporting person's election under the PotlatchDeltic 2014 Long-Term Incentive Plan vested shares will be converted into phantom stock units and deferred in accordance with the provisions of the 2014 Plan. The phantom stock units will be paid on a one-for-one basis in shares of PotlatchDeltic common stock after the reporting person's termination from service with PotlatchDeltic, in accordance with the reporting person's election under the 2014 Plan.
(2)	During the vesting and deferral periods, an amount equal to the dividends that would have been paid on the RSU's had they been in the form of common stock will be converted into additional RSU's. The additional RSU's will vest and be paid at the same time as the underlying shares of common stock.
Remarks: Lenore M. Sullivan PotlatchDeltic Corporation

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