Bionano Genomics (BNGO) COO records 27-share tax withholding event

Rhea-AI Filing Summary

Bionano Genomics Chief Operating Officer Mark Oldakowski reported a small tax-related share disposition. On June 3, 2026, the company withheld 27 shares of common stock at $1.30 per share to cover his tax obligations on a restricted stock unit (RSU) award that vested the same day. This was not an open-market trade. After the withholding, he directly owns 868 shares of common stock.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider OLDAKOWSKI MARK

Role CHIEF OPERATING OFFICER

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock	27	$1.30	$35.10

Holdings After Transaction: Common Stock — 868 shares (Direct, null)

Footnotes (1)

1. [object Object]

Key Figures

Shares withheld for taxes: 27 shares Withholding reference price: $1.30 per share Shares held after transaction: 868 shares +1 more

4 metrics

Shares withheld for taxes 27 shares Issuer withholding on June 3, 2026 for RSU vesting

Withholding reference price $1.30 per share Value used for 27 withheld common shares

Shares held after transaction 868 shares Direct common stock holdings after June 3, 2026 event

Tax-withholding transactions 1 transaction, 27 shares Form 4 transactionSummary for tax withholding

Key Terms

RSU award, tax withholding obligations, Common Stock

3 terms

RSU award financial

"pursuant to an RSU award granted on June 3, 2024, but that were not issued"

tax withholding obligations financial

"to satisfy the reporting person's tax withholding obligations upon settlement of the RSU award"

Common Stock financial

"The reporting person is reporting the withholding by the Issuer of an aggregate of 27 shares of common stock"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

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Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

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
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

OLDAKOWSKI MARK

(Last) (First) (Middle)

C/O BIONANO GENOMICS, INC.

9540 TOWNE CENTRE DRIVE, SUITE 100

(Street)

SAN DIEGO CALIFORNIA 92121

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Bionano Genomics, Inc. [ BNGO ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	CHIEF OPERATING OFFICER

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/03/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

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	06/03/2026		F(1)		27(1)	D	$1.3	868	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 (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 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: 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

Explanation of Responses:

1. The reporting person is reporting the withholding by the Issuer of an aggregate of 27 shares of common stock in connection with shares that vested on June 3, 2026, pursuant to an RSU award granted on June 3, 2024, but that were not issued in order to satisfy the reporting person's tax withholding obligations upon settlement of the RSU award.

	/s/ Jonathan V. Dixon, Attorney-in-Fact	06/03/2026
	** Signature of Reporting Person	Date
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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)