Vattuone Steven (CIK 1335061) reported 46 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-04-02). Recent activity: Buy ONTF (79,935 shares), Sell ONTF (511,936 shares), Sell ONTF (3,429 shares), Sell ONTF (22,013 shares), Buy ONTF (27,673 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-04-02 | ON24 INC. (ONTF) | Chief Financial Officer | Buy | 79,935 | $0 |
| 2026-04-02 | ON24 INC. (ONTF) | Chief Financial Officer | Sell | 511,936 | $0 |
| 2026-03-24 | ON24 INC. (ONTF) | Chief Financial Officer | Sell | 3,429 | $27,672 |
| 2026-03-05 | ON24 INC. (ONTF) | Chief Financial Officer | Sell | 22,013 | $176,764 |
| 2026-03-02 | ON24 INC. (ONTF) | Chief Financial Officer | Buy | 27,673 | $0 |
| 2026-03-02 | ON24 INC. (ONTF) | Chief Financial Officer | Sell | 22,884 | $183,301 |
| 2026-02-12 | ON24 INC. (ONTF) | Chief Financial Officer | Sell | 422 | $3,342 |
| 2026-02-10 | ON24 INC. (ONTF) | Chief Financial Officer | Buy | 747 | $0 |
| 2026-02-10 | ON24 INC. (ONTF) | Chief Financial Officer | Sell | 325 | $2,577 |
| 2026-01-02 | ON24 INC. (ONTF) | Chief Financial Officer | Sell | 80,000 | $638,400 |
| 2025-12-10 | ON24 INC. (ONTF) | Chief Financial Officer | Sell | 7,010 | $42,340 |
| 2025-12-03 | ON24 INC. (ONTF) | Chief Financial Officer | Sell | 12,754 | $72,188 |
| 2025-12-03 | ON24 INC. (ONTF) | Chief Financial Officer | Sell | 13,510 | $77,007 |
| 2025-12-03 | ON24 INC. (ONTF) | Chief Financial Officer | Sell | 9,453 | $55,111 |
| 2025-11-24 | ON24 INC. (ONTF) | Chief Financial Officer | Sell | 4,392 | $23,278 |
| 2025-11-24 | ON24 INC. (ONTF) | Chief Financial Officer | Sell | 3,821 | $20,175 |
| 2025-09-09 | ON24 INC. (ONTF) | Chief Financial Officer | Sell | 5,251 | $28,986 |
| 2025-09-09 | ON24 INC. (ONTF) | Chief Financial Officer | Sell | 4,195 | $23,408 |
| 2025-09-09 | ON24 INC. (ONTF) | Chief Financial Officer | Sell | 20,116 | $111,443 |
| 2025-09-04 | ON24 INC. (ONTF) | Chief Financial Officer | Sell | 3,222 | $18,043 |
| 2025-09-04 | ON24 INC. (ONTF) | Chief Financial Officer | Sell | 3,549 | $19,271 |
| 2025-09-04 | ON24 INC. (ONTF) | Chief Financial Officer | Sell | 6,394 | $35,295 |
| 2025-08-22 | ON24 INC. (ONTF) | Chief Financial Officer | Sell | 3,094 | $16,120 |
| 2025-08-22 | ON24 INC. (ONTF) | Chief Financial Officer | Sell | 5,117 | $26,864 |
| 2025-06-06 | ON24 INC. (ONTF) | Chief Financial Officer | Sell | 2,448 | $13,440 |
Source: SEC Form 4 filings · as of 2026-04-02