Statement of Changes in Beneficial Ownership (4)

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

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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person * LONG WILLIAM C	2. Issuer Name and Ticker or Trading Symbol SEACOR HOLDINGS INC /NEW/ [ CKH ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director                    _____ 10% Owner __X__ Officer (give title below)    _____ Other (specify below) EVP, CLO and Secretary
(Last)          (First)          (Middle) C/O SEACOR HOLDINGS INC., 2200 ELLER DRIVE	3. Date of Earliest Transaction (MM/DD/YYYY) 4/15/2021
(Street) FORT LAUDERDALE, FL 33316 (City)        (State)        (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	6. Individual or Joint/Group Filing (Check Applicable Line) _X _ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. 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	4/15/2021		D		27517	D	(1)	0	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. 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		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 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
Stock Options (right to buy)	$37.63 (2)	4/15/2021		D			775	(2)	4/5/2027	Common Stock	775.0	$3.87	0	D
Stock Options (right to buy)	$43.2 (3)	4/15/2021		D			1625	(3)	3/4/2029	Common Stock	1625.0	$0	0	D
Stock Options (right to buy)	$36.24 (2)	4/15/2021		D			1032	(2)	3/4/2026	Common Stock	1032.0	$5.26	0	D
Stock Options (right to buy)	$31.26 (2)	4/15/2021		D			2250	(2)	3/4/2030	Common Stock	2250.0	$10.24	0	D
Stock Options (right to buy)	$47.1 (3)	4/15/2021		D			1000	(3)	4/5/2027	Common Stock	1000.0	$0	0	D
Stock Options (right to buy)	$40.64 (2)	4/15/2021		D			1500	(2)	3/6/2028	Common Stock	1500.0	$0.86	0	D
Stock Options (right to buy)	$48.08 (3)	4/15/2021		D			1000	(3)	11/3/2027	Common Stock	1000.0	$0	0	D
Stock Options (right to buy)	$39.97 (2)	4/15/2021		D			775	(2)	4/5/2027	Common Stock	775.0	$1.53	0	D
Stock Options (right to buy)	$35.1 (2)	4/15/2021		D			1033	(2)	3/4/2026	Common Stock	1033.0	$6.40	0	D
Stock Options (right to buy)	$47.2 (3)	4/15/2021		D			1625	(3)	3/4/2029	Common Stock	1625.0	$0	0	D
Stock Options (right to buy)	$47.1 (3)	4/15/2021		D			775	(3)	4/5/2027	Common Stock	775.0	$0	0	D
Stock Options (right to buy)	$32.65 (2)	4/15/2021		D			2250	(2)	3/4/2030	Common Stock	2250.0	$8.85	0	D
Stock Options (right to buy)	$35.68 (2)	4/15/2021		D			775	(2)	4/5/2027	Common Stock	775.0	$5.82	0	D
Stock Options (right to buy)	$39.18 (2)	4/15/2021		D			1033	(2)	3/4/2026	Common Stock	1033.0	$2.32	0	D
Stock Options (right to buy)	$41.91 (3)	4/15/2021		D			1625	(3)	3/4/2029	Common Stock	1625.0	$0	0	D
Stock Options (right to buy)	$36.29 (2)	4/15/2021		D			2250	(2)	3/4/2030	Common Stock	2250.0	$5.21	0	D
Stock Options (right to buy)	$51.02 (3)	4/15/2021		D			1500	(3)	3/6/2028	Common Stock	1500.0	$0	0	D
Stock Options (right to buy)	$52.88 (3)	4/15/2021		D			1500	(3)	3/6/2028	Common Stock	1500.0	$0	0	D

Explanation of Responses:
(1)	Disposed of pursuant to the Agreement and Plan of Merger between SEACOR Holdings Inc., Safari Parent, Inc. and Safari Merger Subsidiary, Inc. in exchange for $41.50 per share on the effective date of the merger (the "Merger") or in the related preceding tender offer at the same price (collectively, the "Tender Officer")." The Tender Officer expired on April 14, 2021, and the Merger closed on April 15, 2021.
(2)	Upon consummation of the Merger, each such option was canceled in exchange for a cash payment equal to the difference between $41.50 and the exercise price of the option.
(3)	Upon consummation of the Merger, each such option was cancelled for no consideration.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
LONG WILLIAM C C/O SEACOR HOLDINGS INC. 2200 ELLER DRIVE FORT LAUDERDALE, FL 33316			EVP, CLO and Secretary

Signatures
/s/ William C. Long		4/17/2021
**Signature of Reporting Person		Date