Insider plans sale of 240 ONTF shares under Rule 144

An affiliated holder of ONTF common stock filed a Rule 144 notice to sell 240 shares through Morgan Stanley Smith Barney on the NYSE, with an aggregate market value of 1903.54.

Rhea-AI Filing Summary

An affiliated holder of ONTF common stock filed a Rule 144 notice to sell 240 shares through Morgan Stanley Smith Barney on the NYSE, with an aggregate market value of 1903.54. The issuer had 42282395 common shares outstanding when this notice was prepared.

The 240 shares were acquired on 02/10/2026 as performance shares from the issuer, with the same date shown for payment. Over the prior three months, James Blackie sold additional common shares in several transactions, with gross proceeds of 127360.00, 62011.13, 66057.46, and 24682.45. The seller represents they are not aware of undisclosed material adverse information about the issuer.

FAQ

What does the ONTF Form 144 filing disclose about the new planned stock sale?

The filing shows an affiliated holder plans to sell 240 ONTF common shares through Morgan Stanley Smith Barney on the NYSE, with an aggregate market value of 1903.54. These shares were acquired as performance shares on 02/10/2026 from the issuer.

How many ONTF shares were outstanding when this Rule 144 notice was filed?

The notice states there were 42282395 ONTF common shares outstanding when the filing was prepared. This figure helps investors compare the planned sale of 240 shares and recent insider sales to the company’s overall equity base at that time.

How were the 240 ONTF shares in the Form 144 acquired by the seller?

The filing states the 240 ONTF common shares were acquired on 02/10/2026 as performance shares from the issuer. The same date is shown for payment, with the nature of payment recorded as Not Applicable, indicating no separate cash purchase transaction.

What recent ONTF stock sales by James Blackie are listed in the Rule 144 notice?

The notice lists James Blackie selling ONTF common shares on 11/20/2025, 12/01/2025, 12/02/2025, and 12/30/2025, with amounts of 4659, 11599, 10951, and 16000 shares and gross proceeds of 24682.45 to 127360.00.

What representation does the ONTF Rule 144 seller make about inside information?

The seller represents that they do not know any material adverse information about the current or prospective operations of the issuer that has not been publicly disclosed. This statement is required when filing a Rule 144 notice for the planned sale of restricted or control securities.

Which broker is handling the ONTF Rule 144 sale and on which exchange?

The Rule 144 notice identifies Morgan Stanley Smith Barney LLC Executive Financial Services as the broker for the ONTF trade. The planned sale of 240 common shares is expected to occur on the NYSE, with an approximate sale date of 02/10/2026.

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Accepted by SEC EDGAR 02/10/2026 - 04:02 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001841671
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	ON24, INC.
SEC File Number	001-39965
Address of Issuer	301 Howard Street, Suite 1100 San Francisco CALIFORNIA 94105
Phone	(415) 369-8000
Name of Person for Whose Account the Securities are To Be Sold	JAMES BLACKIE
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	240	1903.54	42282395	02/10/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	02/10/2026	Performance Shares	Issuer			240	02/10/2026	Not Applicable

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
JAMES BLACKIE 301 Howard Street, Suite 1100 San Francisco CA 94105	Common	12/30/2025	16000	127360.00
JAMES BLACKIE 301 Howard Street, Suite 1100 San Francisco CA 94105	Common	12/02/2025	10951	62011.13
JAMES BLACKIE 301 Howard Street, Suite 1100 San Francisco CA 94105	Common	12/01/2025	11599	66057.46
JAMES BLACKIE 301 Howard Street, Suite 1100 San Francisco CA 94105	Common	11/20/2025	4659	24682.45

144: Remarks and Signature

Remarks
Date of Notice	02/10/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ James Blackie
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)