ON24 Director Receives 31,855 Share Grant, Now Holds $137K+ in Stock

ON24 Director Anthony Zingale received 31,855 restricted stock units (RSUs) on June 20, 2025, increasing his total holdings to 137,265 shares.

Rhea-AI Filing Summary

ON24 Director Anthony Zingale received 31,855 restricted stock units (RSUs) on June 20, 2025, increasing his total holdings to 137,265 shares. The RSUs were granted at $0.00 and represent part of the director's compensation package.

The RSUs will vest on the earlier of:

• The date of the 2026 Annual Meeting (or the day before if Zingale's service ends due to non-re-election or not standing for re-election)
• The first anniversary of the grant date

This Form 4 filing, signed by Charles Rogerson as Attorney-in-Fact on June 24, 2025, reflects a direct ownership form of the securities. The transaction indicates standard board compensation practices through equity grants to align director interests with shareholders.

Insider Trade Summary

Grant/Award: 31,855 shares

Grant/Award 1 txn

Insider ZINGALE ANTHONY

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	31,855	$0.00	$0.00

Holdings After Transaction: Common Stock — 137,265 shares (Direct)

Footnotes (1)

1. F1. Represents shares underlying restricted stock units ("RSUs"). The RSUs will vest on the earlier of (i) the date of the following year's Annual Meeting (or the date immediately prior to the next Annual Meeting if the Non-Employee Director's service as a director ends at such meeting due to the director's failure to be re-elected or the director not standing for re-election); or (ii) the first anniversary of the date of the grant.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many ONTF shares did Director Anthony Zingale acquire on June 20, 2025?

Director Anthony Zingale acquired 31,855 shares of ONTF common stock in the form of restricted stock units (RSUs) on June 20, 2025, at a price of $0.00 per share.

What is the total number of ONTF shares Anthony Zingale owns after the June 2025 transaction?

Following the reported transaction, Anthony Zingale beneficially owns 137,265 shares of ONTF common stock directly.

What are the vesting terms for ONTF RSUs granted to Anthony Zingale?

The RSUs will vest on the earlier of: (i) the date of the following year's Annual Meeting (or the day before if the director's service ends due to not being re-elected or not standing for re-election), or (ii) the first anniversary of the grant date.

What is Anthony Zingale's role at ONTF according to the Form 4?

According to the Form 4 filing, Anthony Zingale serves as a Director of ON24 Inc. (ONTF). This is indicated by the 'X' marked in the Director box under the Relationship of Reporting Person(s) to Issuer section.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 06/24/2025 - 05:14 PM EDT Learn about SEC filing dates

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^*

ZINGALE ANTHONY

(Last) (First) (Middle)

C/O ON24, INC.

50 BEALE STREET, 8TH FLOOR

(Street)

SAN FRANCISCO CA 94015

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
ON24 INC. [ ONTF ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
06/20/2025

4. If Amendment, Date of 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

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	06/20/2025		A		31,855(1)	A	$0.00	137,265	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. Represents shares underlying restricted stock units ("RSUs"). The RSUs will vest on the earlier of (i) the date of the following year's Annual Meeting (or the date immediately prior to the next Annual Meeting if the Non-Employee Director's service as a director ends at such meeting due to the director's failure to be re-elected or the director not standing for re-election); or (ii) the first anniversary of the date of the grant.

Remarks:

	/s/ Zingale Anthony by Charles Rogerson, as Attorney-in-Fact	06/24/2025
	** 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.