On24 Inc. (ONTF) Insider Ownership

Historic Insider Ownership Trends

On24's top three insider shareholders as of April 11, 2026 are Management Group Vii L L C Presidio (TenPercentOwner, 4.55Mn shares), Equity Aggregator Llc Canaan (TenPercentOwner, 4.51Mn shares), Sachs Group Inc Goldman (Other, 3.33Mn shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Management Group Vii L L C Presidio - 0 4,550,423 19 Aug, 2021
Equity Aggregator Llc Canaan - 4,509,298 0 04 Aug, 2021
Sachs Group Inc Goldman - 0 3,326,778 16 Mar, 2022
Denise Persson - 264,586 0 13 Jun, 2022
Cynthia Paul - 141,095 0 24 Jun, 2025
Irwin Federman - 78,435 0 25 Jun, 2024
Irwin Federman - 0 597 01 Sep, 2021

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
01 Apr, 2026 Sharat Sharan Common Stock A 478,725 $0.00 4,197,237 D A
01 Apr, 2026 Lake Lp Lynrock Common Stock D 141,095 $8.10 0 D D
01 Apr, 2026 Dominique Trempont Common Stock D 276,389 - 0 D D
01 Apr, 2026 James Blackie Common Stock A 59,029 $0.00 539,964 D A
01 Apr, 2026 Jayesh Sahasi Common Stock A 61,489 $0.00 738,621 D A
01 Apr, 2026 Barry Zwarenstein Common Stock D 154,586 - 0 D D
01 Apr, 2026 Ronald Paul Mitchell Common Stock D 141,095 - 0 D D
01 Apr, 2026 Steven Vattuone Common Stock A 79,935 $0.00 511,936 D A
01 Apr, 2026 Teresa Anania Common Stock D 141,095 - 0 D D
01 Apr, 2026 Anil Arora Common Stock D 157,903 - 0 D D
01 Apr, 2026 Anthony Zingale Common Stock D 137,265 - 0 D D
01 Apr, 2026 Sharat Sharan Common Stock D 4,197,237 - 0 D D
01 Apr, 2026 James Blackie Common Stock D 539,964 - 0 D D
01 Apr, 2026 Steven Vattuone Common Stock D 511,936 - 0 D D
01 Apr, 2026 Jayesh Sahasi Common Stock D 738,621 - 0 D D
01 Apr, 2026 Dominique Trempont Stock Options (Right to buy) D 20,000 $0.00 0 D D
01 Apr, 2026 Barry Zwarenstein Stock Options (Right to buy) D 110,834 $0.00 0 D D
01 Apr, 2026 Lake Lp Lynrock Common Stock D 8,293,974 $8.10 0 I U
01 Apr, 2026 James Blackie Stock Option (Right to Buy) D 35,696 $0.00 0 D D
01 Apr, 2026 Sharat Sharan Stock Options (Right to buy) D 439,198 $0.00 0 D D