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 * TWOMEY CHRISTOPHER J	2. Issuer Name and Ticker or Trading Symbol Bionano Genomics, Inc [ BNGO ]	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) C/O BIONANO GENOMICS, INC., 9540 TOWNE CENTRE DRIVE, SUITE 100	3. Date of Earliest Transaction (MM/DD/YYYY) 4/6/2020
(Street) SAN DIEGO, CA 92121 (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	4/6/2020		A(1)		45000	A	$0.32 (2)	64500	I	C J TWOMEY & R J TWOMEY TTEES, C J & R J TWOMEY FAMILY TRUST, UAD 9/20/2002

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
Common Stock Warrants (right to buy)	$0.33	4/6/2020		A (1)		45000		4/6/2020	4/6/2025	Common Stock	45000	$0.01 (2)	45000	I	C J TWOMEY & R J TWOMEY TTEES, C J & R J TWOMEY FAMILY TRUST, UAD 9/20/2002

Explanation of Responses:
(1)	Acquired from the Issuer pursuant to an Underwriting Agreement dated April 1, 2020 with a closing date of April 6, 2020. The Underwriting Agreement and the issuance of the securities thereunder was approved by the Issuer's Board of Directors.
(2)	The total per share and accompanying common warrant price offered in the public offering is $0.33. Each share of common stock is being sold together with a common warrant to purchase one share of the Company's common stock. The public offering price, per share is $0.32 and per common warrant is $0.01.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
TWOMEY CHRISTOPHER J C/O BIONANO GENOMICS, INC. 9540 TOWNE CENTRE DRIVE, SUITE 100 SAN DIEGO, CA 92121	X

Signatures
/s/ Heather Adams, Attorney-in-fact		4/7/2020
**Signature of Reporting Person		Date