Vattuone Steven - Insider Non-Derivative Transactions at ON24 INC. (ONTF) - (SEC)
Updated on January 3, 2026.
According to recent SEC insider information filed on Dec 9, 2025, Vattuone Steven's relationship to ON24 INC. (ONTF) is Officer (Chief Financial Officer), and currently has 532,654 shares of Common Stock.
The chart below shows the number of shares owned, and the table shows the recent insider transactions.
You can see similar information for other ONTF insiders.
Related Topics: SEC Topic List.
Data Source: SEC.
Vattuone Steven - Insider Non-Derivative Transactions of ONTF Common Stock
Vattuone Steven - Insider Non-Derivative Transactions at ONTF
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| Date | Transaction | No. of Shares | Price Per Share | Shares Owned After Transactions |
|---|---|---|---|---|
| Dec 10, 2025 | Sell -- (Common Stock) | 7010 | 6.04 | 532654 |
| Dec 4, 2025 | Sell -- (Common Stock) | 9453 | 5.83 | 539664 |
| Dec 3, 2025 | Sell -- (Common Stock) | 12754 | 5.66 | 549117 |
| Dec 2, 2025 | Sell -- (Common Stock) | 13510 | 5.7 | 561871 |
| Nov 25, 2025 | Sell -- (Common Stock) | 3821 | 5.28 | 575381 |
| Nov 21, 2025 | Sell -- (Common Stock) | 4392 | 5.3 | 579202 |
| Sep 10, 2025 | Sell -- (Common Stock) | 20116 | 5.54 | 583594 |
| Sep 9, 2025 | Sell -- (Common Stock) | 4195 | 5.58 | 603710 |
| Sep 6, 2025 | Sell -- (Common Stock) | 5251 | 5.52 | 607905 |
| Sep 5, 2025 | Sell -- (Common Stock) | 6394 | 5.52 | 613156 |
| Sep 4, 2025 | Sell -- (Common Stock) | 3549 | 5.43 | 619550 |
| Sep 3, 2025 | Sell -- (Common Stock) | 3222 | 5.6 | 623099 |
| Aug 22, 2025 | Sell -- (Common Stock) | 5117 | 5.25 | 626321 |
| Aug 21, 2025 | Sell -- (Common Stock) | 3094 | 5.21 | 631438 |
| Jun 7, 2025 | Sell -- (Common Stock) | 22048 | 5.55 | 634532 |
| Jun 6, 2025 | Sell -- (Common Stock) | 2448 | 5.49 | 656580 |
| Jun 5, 2025 | Sell -- (Common Stock) | 4692 | 5.54 | 659028 |
| Jun 4, 2025 | Sell -- (Common Stock) | 7316 | 5.6 | 663720 |
| Jun 3, 2025 | Sell -- (Common Stock) | 4051 | 5.64 | 671036 |
| May 30, 2025 | Acquisition -- (Common Stock) | 27500 | 0 | 675087 |
| May 22, 2025 | Sell -- (Common Stock) | 5118 | 5.39 | 647587 |
| May 21, 2025 | Sell -- (Common Stock) | 3095 | 5.44 | 652705 |
| Mar 29, 2025 | Acquisition -- (Common Stock) | 165000 | 0 | 655800 |
| Mar 6, 2025 | Sell -- (Common Stock) | 22047 | 5.63 | 490800 |
| Mar 5, 2025 | Sell -- (Common Stock) | 5045 | 5.53 | 512847 |
| Mar 4, 2025 | Sell -- (Common Stock) | 8283 | 5.57 | 517892 |
| Feb 22, 2025 | Sell -- (Common Stock) | 5117 | 6.12 | 526175 |
| Feb 21, 2025 | Sell -- (Common Stock) | 3094 | 6.38 | 531292 |
| Feb 13, 2025 | Sell -- (Common Stock) | 6146 | 6.68 | 534386 |
| Feb 12, 2025 | Sell -- (Common Stock) | 1919 | 6.7 | 540532 |
| Feb 11, 2025 | Sell -- (Common Stock) | 1879 | 6.85 | 542451 |
| Feb 8, 2025 | Acquisition -- (Common Stock) | 9944 | 0 | 544330 |
| Jan 23, 2025 | Sell -- (Common Stock) | 3481 | 6.51 | 534386 |
| Jan 22, 2025 | Sell -- (Common Stock) | 4997 | 6.52 | 537867 |
| Jan 18, 2025 | Sell -- (Common Stock) | 1022 | 6.5 | 542864 |
| Jan 16, 2025 | Sell -- (Common Stock) | 500 | 6.5 | 543886 |
| Jan 7, 2025 | Sell -- (Common Stock) | 6624 | 6.68 | 544386 |
| Jan 7, 2025 | M -- (Common Stock) | 6624 | 1.23 | 551010 |
| Jan 4, 2025 | Sell -- (Common Stock) | 18376 | 6.59 | 544386 |
| Jan 4, 2025 | M -- (Common Stock) | 18376 | 1.23 | 562762 |
| Dec 19, 2024 | Sell -- (Common Stock) | 17025 | 6.7 | 544386 |
| Dec 19, 2024 | M -- (Common Stock) | 10000 | 1.23 | 561411 |
| Dec 18, 2024 | Sell -- (Common Stock) | 9474 | 6.65 | 551411 |
| Dec 17, 2024 | Sell -- (Common Stock) | 3830 | 6.96 | 560885 |
| Dec 6, 2024 | Sell -- (Common Stock) | 2136 | 6.56 | 564715 |
| Dec 6, 2024 | Sell -- (Common Stock) | 1584 | 6.56 | 566851 |
| Dec 5, 2024 | Sell -- (Common Stock) | 4328 | 6.69 | 568435 |
| Dec 5, 2024 | Sell -- (Common Stock) | 3210 | 6.69 | 572763 |
| Dec 4, 2024 | Sell -- (Common Stock) | 1923 | 6.6 | 575973 |
| Dec 4, 2024 | Sell -- (Common Stock) | 1426 | 6.6 | 577896 |
| Dec 3, 2024 | Sell -- (Common Stock) | 2451 | 6.63 | 579322 |
| Dec 3, 2024 | Sell -- (Common Stock) | 1818 | 6.63 | 581773 |
| Nov 21, 2024 | Sell -- (Common Stock) | 4383 | 6.29 | 583591 |
| Sep 19, 2024 | M -- (Common Stock) | 25000 | 2.1 | 567974 |
| Sep 19, 2024 | M -- (Common Stock) | 20000 | 2 | 587974 |
| Sep 12, 2024 | Sell -- (Common Stock) | 7094 | 5.86 | 542974 |
| Sep 11, 2024 | Sell -- (Common Stock) | 918 | 5.85 | 550068 |
| Sep 11, 2024 | Sell -- (Common Stock) | 680 | 5.85 | 550986 |
| Sep 10, 2024 | Sell -- (Common Stock) | 1301 | 5.91 | 551666 |
| Sep 10, 2024 | Sell -- (Common Stock) | 965 | 5.91 | 552967 |
| Sep 7, 2024 | Sell -- (Common Stock) | 1286 | 5.97 | 553932 |
| Sep 7, 2024 | Sell -- (Common Stock) | 954 | 5.97 | 555218 |
| Sep 6, 2024 | Sell -- (Common Stock) | 1531 | 6.16 | 556172 |
| Sep 6, 2024 | Sell -- (Common Stock) | 1136 | 6.16 | 557703 |
| Sep 5, 2024 | Sell -- (Common Stock) | 2715 | 6.24 | 558839 |
| Sep 5, 2024 | Sell -- (Common Stock) | 2013 | 6.24 | 561554 |
| Sep 4, 2024 | Sell -- (Common Stock) | 2995 | 6.35 | 563567 |
| Sep 4, 2024 | Sell -- (Common Stock) | 2221 | 6.35 | 566562 |
| Aug 27, 2024 | Sell -- (Common Stock) | 5091 | 6.48 | 568783 |
| Aug 21, 2024 | Sell -- (Common Stock) | 3120 | 6.26 | 573874 |
| Jun 7, 2024 | Sell -- (Common Stock) | 9375 | 5.81 | 576994 |
| Jun 6, 2024 | Sell -- (Common Stock) | 2436 | 5.81 | 586369 |
| Jun 6, 2024 | Sell -- (Common Stock) | 1806 | 5.81 | 588805 |
| Jun 5, 2024 | Sell -- (Common Stock) | 3437 | 5.76 | 590611 |
| Jun 5, 2024 | Sell -- (Common Stock) | 2549 | 5.76 | 594048 |
| Jun 4, 2024 | Sell -- (Common Stock) | 1797 | 5.78 | 596597 |
| Jun 4, 2024 | Sell -- (Common Stock) | 1332 | 5.78 | 598394 |
| May 22, 2024 | Sell -- (Common Stock) | 5124 | 6.32 | 599726 |
| May 21, 2024 | Sell -- (Common Stock) | 3089 | 6.35 | 604850 |
| Apr 23, 2024 | Acquisition -- (Common Stock) | 243750 | 0 | 607939 |
| Mar 14, 2024 | Sell -- (Common Stock) | 9314 | 6.62 | 364189 |
| Mar 13, 2024 | Sell -- (Common Stock) | 12031 | 6.62 | 373503 |
| Mar 12, 2024 | Sell -- (Common Stock) | 5115 | 6.68 | 385534 |
| Mar 2, 2024 | Sell -- (Common Stock) | 5749 | 6.88 | 390649 |
| Feb 21, 2024 | Sell -- (Common Stock) | 7280 | 8.15 | 396398 |
| Feb 21, 2024 | Sell -- (Common Stock) | 3096 | 8.15 | 403678 |
| Feb 10, 2024 | Sell -- (Common Stock) | 5924 | 8 | 406774 |
| Feb 10, 2024 | M -- (Common Stock) | 5924 | 2 | 412698 |
| Feb 9, 2024 | Sell -- (Common Stock) | 400 | 8 | 406774 |
| Feb 9, 2024 | M -- (Common Stock) | 400 | 2 | 407174 |
| Feb 1, 2024 | Sell -- (Common Stock) | 1818 | 7.56 | 406774 |
| Jan 31, 2024 | Sell -- (Common Stock) | 2207 | 7.8 | 408592 |
| Jan 31, 2024 | Sell -- (Common Stock) | 5223 | 7.78 | 410799 |
| Jan 30, 2024 | Acquisition -- (Common Stock) | 9187 | 0 | 416022 |
| Dec 15, 2023 | Sell -- (Common Stock) | 9549 | 7.77 | 406835 |
| Dec 15, 2023 | Sell -- (Common Stock) | 12403 | 7.75 | 406835 |
| Dec 15, 2023 | Sell -- (Common Stock) | 15671 | 7.75 | 406835 |
| Dec 15, 2023 | Sell -- (Common Stock) | 5256 | 7.78 | 416384 |
| Dec 15, 2023 | M -- (Common Stock) | 12403 | 2.1 | 419238 |
| Dec 15, 2023 | M -- (Common Stock) | 15671 | 1.23 | 422506 |
| Dec 2, 2023 | Sell -- (Common Stock) | 5513 | 7.61 | 421640 |
| Nov 21, 2023 | Sell -- (Common Stock) | 2957 | 6.91 | 427153 |
| Oct 6, 2023 | M -- (Common Stock) | 20000 | 1.23 | 424860 |
| Oct 6, 2023 | M -- (Common Stock) | 5250 | 2.1 | 430110 |
| Sep 22, 2023 | M -- (Common Stock) | 4750 | 2.1 | 384860 |
| Sep 22, 2023 | M -- (Common Stock) | 20000 | 2 | 404860 |
| Sep 2, 2023 | Sell -- (Common Stock) | 5484 | 6.83 | 380110 |
| Aug 22, 2023 | Sell -- (Common Stock) | 7031 | 6.8 | 385594 |
| Aug 22, 2023 | Sell -- (Common Stock) | 2990 | 6.8 | 392625 |
| Aug 2, 2023 | Sell -- (Common Stock) | 23145 | 8.96 | 395615 |
| Aug 2, 2023 | M -- (Common Stock) | 23145 | 2.1 | 418760 |
| Aug 2, 2023 | Sell -- (Common Stock) | 16078 | 8.96 | 418760 |
| Aug 2, 2023 | M -- (Common Stock) | 16078 | 1.23 | 434838 |
| Aug 1, 2023 | Sell -- (Common Stock) | 6722 | 8.92 | 395615 |
| Aug 1, 2023 | M -- (Common Stock) | 6722 | 1.23 | 402337 |
| Jul 15, 2023 | Sell -- (Common Stock) | 200 | 8.91 | 395615 |
| Jul 15, 2023 | M -- (Common Stock) | 200 | 1.23 | 395815 |
| Jul 14, 2023 | Sell -- (Common Stock) | 2000 | 8.91 | 395615 |
| Jul 14, 2023 | M -- (Common Stock) | 2000 | 1.23 | 397615 |
| Jun 3, 2023 | Sell -- (Common Stock) | 14249 | 7.91 | 395615 |
| Jun 2, 2023 | Sell -- (Common Stock) | 550 | 7.91 | 409864 |
| Jun 2, 2023 | Sell -- (Common Stock) | 2991 | 7.84 | 410414 |
| Jun 2, 2023 | Sell -- (Common Stock) | 5484 | 7.84 | 413405 |
| Jun 1, 2023 | Sell -- (Common Stock) | 8879 | 7.94 | 418889 |
| Jun 1, 2023 | Sell -- (Common Stock) | 23162 | 7.94 | 427768 |
| Jun 1, 2023 | M -- (Common Stock) | 23162 | 2 | 450930 |
| May 31, 2023 | Sell -- (Common Stock) | 1001 | 7.92 | 427768 |
| May 11, 2023 | Sell -- (Common Stock) | 14081 | 9.08 | 386361 |
| Apr 24, 2023 | Acquisition -- (Common Stock) | 156000 | 0 | 400442 |
| Apr 18, 2023 | Sell -- (Common Stock) | 300 | 9 | 244442 |
| Apr 14, 2023 | Sell -- (Common Stock) | 100 | 9 | 244742 |
| Apr 13, 2023 | Sell -- (Common Stock) | 900 | 9.01 | 244842 |
| Apr 12, 2023 | Sell -- (Common Stock) | 21688 | 9 | 245742 |
| Mar 22, 2023 | M -- (Common Stock) | 13838 | 2.32 | 262930 |
| Mar 22, 2023 | M -- (Common Stock) | 4500 | 2.32 | 267430 |
| Mar 16, 2023 | Sell -- (Common Stock) | 5161 | 7.61 | 249092 |
| Mar 16, 2023 | Sell -- (Common Stock) | 6068 | 7.61 | 254253 |
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