ON24, Inc.

Historical 13F Holders

Symbol
ONTF
CUSIP
68339B104
All holders as of
Q2 2026
Type
Equity
Class
COM
Reported Value, Excluding Options
Total Filings

13D/G Filers

Investors who own more than 5% of a class must file a Schedule 13D or 13G. Each filer's latest filing for 68339B104 since 12/18/2024, largest first.

Filer % of Class Filed
BlackRock, Inc. 13G/A 5.3% 4/17/2025
Event 3/31/2025
Under 5%, checked the "5 percent or less" box, or amended by a later filing (4)
Vanguard Group Inc 13G/A 4.7% 1/30/2026
Event 12/31/2025
Indaba Capital Management, L.P. 13D/A
0% 4/3/2026
Event 4/1/2026
Lynrock Lake LP 13D/A
0% 4/2/2026
Event 4/1/2026
Sharat Sharan 13G/A 0% 4/2/2026
Event 4/1/2026

13F Holders by Quarter

Period Filings Shares, Excl. Options Value, Excl. Options
2026 Q2 1 58.0 $470.00
2026 Q1 126 27.4 M $222 M
2025 Q4 117 31.0 M $246 M
2025 Q3 107 32.6 M $186 M
2025 Q2 95 31.4 M $171 M
2025 Q1 102 29.7 M $154 M
2024 Q4 116 29.4 M $190 M
2024 Q3 113 29.7 M $182 M
2024 Q2 115 30.3 M $182 M
2024 Q1 117 31.3 M $224 M
2023 Q4 118 31.5 M $248 M
2023 Q3 111 31.9 M $202 M
2023 Q2 124 33.9 M $275 M
2023 Q1 125 36.6 M $321 M
2022 Q4 139 37.6 M $324 M
2022 Q3 107 37.4 M $329 M
2022 Q2 97 36.4 M $346 M
2022 Q1 112 34.8 M $457 M
2021 Q4 118 33.5 M $581 M
2021 Q3 109 27.3 M $544 M
2021 Q2 69 18.7 M $663 M
2021 Q1 77 18.7 M $905 M