# EDGAR Filing Document

**Accession Number:** 0001110611
**File Stem:** 0001193125-26-139650
**Filing Date:** 2026-4
**Character Count:** 8544
**Document Hash:** 95ddcc85b9733984bb6e310f1c996771
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-26-139650.hdr.sgml**: 20260402

**ACCESSION NUMBER**: 0001193125-26-139650

**CONFORMED SUBMISSION TYPE**: SCHEDULE 13G/A

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260402

**DATE AS OF CHANGE**: 20260402

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** ON24 INC.
- **CENTRAL INDEX KEY:** 0001110611
- **STANDARD INDUSTRIAL CLASSIFICATION:** SERVICES-PREPACKAGED SOFTWARE [7372]
- **ORGANIZATION NAME:** 06 Technology
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13G/A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-93384
- **FILM NUMBER:** 26832245

**BUSINESS ADDRESS:**
- **STREET 1:** 301 HOWARD STREET, SUITE 1100
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **BUSINESS PHONE:** (415) 369-8000

**MAIL ADDRESS:**
- **STREET 1:** 301 HOWARD STREET, SUITE 1100
- **CITY:** SAN FRANCISCO
- **STATE:** CA

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** ON24 INC
- **DATE OF NAME CHANGE:** 20000329
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Sharan Sharat
- **CENTRAL INDEX KEY:** 0001841654

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13G/A

**MAIL ADDRESS:**
- **STREET 1:** 50 BEALE STREET, 8TH FLOOR
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94105

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## SCHEDULE 13G

### Under the Securities Exchange Act of 1934

**(Amendment No. 3)**

**Issuer:** ON24, Inc.

**Title of Class of Securities:** Common Stock, par value $0.0001 per share

**CUSIP Number:** —

**Date of Event Which Requires Filing of this Statement:** 04/01/2026

**Check the appropriate box to designate the rule pursuant to which this Schedule is filed:**

- [ ] Rule 13d-1(b)

- [ ] Rule 13d-1(c)

- [x] Rule 13d-1(d)

---

| 1. | Names of Reporting Persons<br>Sharat Sharan | Names of Reporting Persons<br>Sharat Sharan |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>X1 | Citizenship or Place of Organization<br>X1 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>0 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>0 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>0 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>0 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>0% | Percent of Class Represented by Amount in Row (9)<br>0% |
| 12. | Type of Reporting Person (See Instructions)<br>IN | Type of Reporting Person (See Instructions)<br>IN |

---

**Item 1(a). Name of Issuer:**
ON24, Inc.

**Item 1(b). Address of Issuer's Principal Executive Offices:**
301 Howard St, Suite 1100 San Francisco, CA 94105

**Item 2(a). Name of Person Filing:**
Sharat Sharan

**Item 2(b). Address of Principal Business Office:**
c/o ON24, Inc.
301 Howard St, Suite 1100 San Francisco, CA 94105

**Item 2(c). Citizenship:**
United States

**Item 2(d). Title of Class of Securities:**
Common Stock, par value $0.0001 per share

**Item 2(e). CUSIP Number:**
—

**Item 3. If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:**

(a) [ ] Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).

(b) [ ] Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).

(c) [ ] Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c).

(d) [ ] Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8).

(e) [ ] An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);

(f) [ ] An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);

(g) [ ] A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);

(h) [ ] A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);

(i) [ ] A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);

(j) [ ] A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), if filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:

(k) [ ] Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).

**Item 4. Ownership:**

**(a) Amount beneficially owned:**

The information set forth in rows 5-11 of the cover page of each Reporting Person and is incorporated by reference for such Reporting Person.

**(b) Percent of class:**

As of March 31, 2026, the Reporting Person beneficially owned approximately 10% of the Issuer's common stock based upon 42,993,702 shares of the issuer's common stock outstanding as of March 19, 2026, as disclosed in the Issuer's Amendment No. 1 to Annual Report on Form 10-K filed with the Securities and Exchange Commission on March 27, 2026. On April 1, 2026, pursuant to the Agreement and Plan of Merger ("Merger Agreement"), dated as of December 29, 2025, by and among Issuer, Cvent Atlanta, LLC ("Parent"), and Summit Sub Corp. ("Merger Sub"), Merger Sub merged with and into the Issuer, with the Issuer surviving the merger as a wholly owned subsidiary of Parent (the "Merger"). At the effective time of the Merger (the "Effective Time"), each share of the Issuer's common stock, par value $0.0001 per share, that was issued and outstanding immediately prior to the Effective Time was automatically canceled and converted into the right to receive $8.10 in cash, without interest and net of applicable withholding taxes, and each outstanding equity award of Issuer was converted into the right to receive cash awards or restricted cash awards (as described in the Merger Agreement). As a result, as of the date of this filing, the Reporting Person beneficially owns no shares of the Issuer's common stock.

**(c) Number of shares as to which the person has:**

**(i) Sole power to vote or to direct the vote:**

The information set forth in rows 5-11 of the cover page of each Reporting Person and is incorporated by reference for such Reporting Person.

**(ii) Shared power to vote or to direct the vote:**

The information set forth in rows 5-11 of the cover page of each Reporting Person and is incorporated by reference for such Reporting Person.

**(iii) Sole power to dispose or to direct the disposition of:**

The information set forth in rows 5-11 of the cover page of each Reporting Person and is incorporated by reference for such Reporting Person.

**(iv) Shared power to dispose or to direct the disposition of:**

The information set forth in rows 5-11 of the cover page of each Reporting Person and is incorporated by reference for such Reporting Person.

**Item 5. Ownership of Five Percent or Less of a Class.**

[ ] If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following.

**Item 6. Ownership of More than 5 Percent on Behalf of Another Person.**

Not Applicable

**Item 7. Identification and Classification of the Subsidiary**

Not Applicable

**Item 8. Identification and Classification of Members of the Group**

Not Applicable

**Item 9. Notice of Dissolution of Group**

Not Applicable

**Item 10. Certification:**

—

### SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**Sharat Sharan**

**Date:** 04/02/2026

**By:** /s/Sharat Sharan

**Name & Title:** Sharat Sharan