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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3235-0287

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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 * FELDMANN BRADLEY H	2. Issuer Name and Ticker or Trading Symbol CUBIC CORP /DE/ [ CUB ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director                    _____ 10% Owner __X__ Officer (give title below)    _____ Other (specify below) Chairman/President/CEO
(Last)          (First)          (Middle) 9333 BALBOA AVENUE	3. Date of Earliest Transaction (MM/DD/YYYY) 11/19/2020
(Street) SAN DIEGO, CA 92123 (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	11/19/2020		M		35832	A	(1)	107552	D
Common Stock	11/19/2020		F		17766 (2)	D	$64.09	89786	D
Common Stock								1547.0838	I	Cubic 401(k) (3)
Common Stock								5114.973	I	Feldmann IRA (4)
Common Stock								33	I	The Feldmann Family Trust DTD 04-20-12 (5)

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
Restricted Stock Units	(1)	11/19/2020		M			35832	(6)	(6)	Common Stock	35832	(6)	0	D

Explanation of Responses:
(1)	Reflects the issuance of CUB common stock upon vesting of performance-based restricted stock units ("RSUs").
(2)	Shares withheld by CUB to satisfy the minimum statutory tax withholding obligations that arose upon the vesting of the RSUs.
(3)	Represents shares held by Reporting Person's 401(k).
(4)	Represents shares held by the PTC Cust Rollover FBO Bradley Feldmann, of which Reporting Person is the sole owner with full vesting and disposition right.
(5)	Represents shares held by The Feldmann Family Trust DTD 04-20-2012, of which Reporting Person and his spouse are Co-Trustees with full voting and disposition rights.
(6)	This is the vesting of performance-based RSUs granted to the Reporting Person on November 27, 2017.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
FELDMANN BRADLEY H 9333 BALBOA AVENUE SAN DIEGO, CA 92123	X		Chairman/President/CEO

Signatures
Hilary L. Hageman, Attorney-in-fact for Bradley H. Feldmann		11/23/2020
**Signature of Reporting Person		Date