Who Owns ON24 Inc (ONTF)? -- Institutional Holders (2026-06-30)

115 institutions reported holding $470 of ON24 Inc (ONTF) in SEC 13F filings for 2026-06-30. Largest institutional holders: IFP Advisors, Inc ($470), Fortitude Family Office, LLC ($0), Essential Partners LLC ($0), Ameritas Investment Partners, Inc. ($0), GLAZER CAPITAL, LLC ($0). Source: SEC Form 13F.

RankInstitutionValueSharesChange
1IFP Advisors, Inc$47058Trimmed
2Fortitude Family Office, LLC$00Exited
3Essential Partners LLC$00Exited
4Ameritas Investment Partners, Inc.$00Exited
5GLAZER CAPITAL, LLC$00Exited
6GABELLI FUNDS LLC$00Exited
7COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS$00Exited
8ZIONS BANCORPORATION, NATIONAL ASSOCIATION /UT/$00Exited
9CSS LLC/IL$00Exited
10MassMutual Private Wealth & Trust, FSB$00Exited
11ALLIANCEBERNSTEIN L.P.$00Exited
12RHUMBLINE ADVISERS$00Exited
13ARROWSTREET CAPITAL, LIMITED PARTNERSHIP$00Exited
14AQR CAPITAL MANAGEMENT LLC$00Exited
15TWO SIGMA INVESTMENTS, LP$00Exited
16GEODE CAPITAL MANAGEMENT, LLC$00Exited
17Balyasny Asset Management L.P.$00Exited
18WATER ISLAND CAPITAL LLC$00Exited
19MILLENNIUM MANAGEMENT LLC$00Exited
20CREDIT INDUSTRIEL ET COMMERCIAL$00Exited
21Advisors Asset Management, Inc.$00Exited
22SG Americas Securities, LLC$00Exited
23North Star Investment Management Corp.$00Exited
24Bank of New York Mellon Corp$00Exited
25Marquette Asset Management, LLC$00Exited

Source: SEC Form 13F filings · as of 2026-06-30