ON24 (ONTF) insider Sharat Sharan files to sell 50,332 shares

Rhea-AI Filing Summary

Sharat Sharan50,332 shares of ONTF common stock through Morgan Stanley Smith Barney LLC, with an indicated aggregate market value of $401,141.01. The securities to be sold are listed as restricted stock acquired from the issuer on 12/31/2025. The filing notes that 42,282,395 shares of the issuer’s common stock are outstanding, providing context for the size of this planned sale.

Over the past three months, the same seller has already sold common shares of the issuer in multiple transactions, including 19,119 shares on 12/17/2025 for $111,366.26, 32,211 shares on 11/24/2025 for $170,824.60, 32,093 shares on 10/16/2025 for $174,929.32, and 20,873 shares on 10/01/2025 for $116,986.90. By signing the notice, the seller represents that they do not know of any undisclosed material adverse information about the issuer’s current or prospective operations.

12/31/2025 - 04:02 PM

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

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

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

Relationship to Issuer

Relationship to Issuer

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	50332	401141.01	42282395	12/31/2025	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	12/31/2025	Restricted Stock	Issuer			50332	12/31/2025	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
SHARAT SHARAN 301 Howard Street, Suite 1100 San Francisco CA 94105	Common	12/17/2025	19119	111366.26
SHARAT SHARAN 301 Howard Street, Suite 1100 San Francisco CA 94105	Common	11/24/2025	32211	170824.60
SHARAT SHARAN 301 Howard Street, Suite 1100 San Francisco CA 94105	Common	10/16/2025	32093	174929.32
SHARAT SHARAN 301 Howard Street, Suite 1100 San Francisco CA 94105	Common	10/01/2025	20873	116986.90

144: Remarks and Signature

Remarks

Date of Notice

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

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does the Form 144 filing for ONTF disclose?

The filing discloses that Sharat Sharan plans to sell 50,332 shares of ONTF common stock under Rule 144, with an indicated aggregate market value of $401,141.01, through Morgan Stanley Smith Barney LLC on or about 12/31/2025.

How many ONTF shares are outstanding according to this Form 144?

The notice states that there are 42,282,395 shares of the issuer’s common stock outstanding, which helps put the planned 50,332-share sale into context.

What type of ONTF securities is Sharat Sharan proposing to sell?

The securities listed to be sold are common shares of the issuer, described as restricted stock acquired from the issuer on 12/31/2025.

Which broker is handling the planned ONTF stock sale?

The planned sale of 50,332 ONTF common shares is to be executed through Morgan Stanley Smith Barney LLC Executive Financial Services at 1 New York Plaza, New York, NY.

What ONTF stock sales has Sharat Sharan made in the past 3 months?

Over the prior three months, the filing lists several sales of ONTF common stock by Sharat Sharan: 19,119 shares on 12/17/2025 for $111,366.26, 32,211 shares on 11/24/2025 for $170,824.60, 32,093 shares on 10/16/2025 for $174,929.32, and 20,873 shares on 10/01/2025 for $116,986.90.

What representation does the seller make in this ONTF Form 144?

By signing the notice, the seller represents that they do not know any material adverse information about the issuer’s current or prospective operations that has not been publicly disclosed.