ON24, Inc. ONTF NYSE

NYSE • Technology • Software - Application • US • USD

SharesGrow Score

40/100

0/7 Pass

SharesGrow Intrinsic Value

There have been 50 recent insider transactions recorded for ON24, Inc. (ONTF), including 8 buys and 42 sells. Total insider buying was valued at RSU Award and total insider selling at $76.35M.

Notable insiders with recent activity include Zingale Anthony, Zwarenstein Barry, Vattuone Steven. Insider transactions can provide insights into how company leadership views the stock's valuation and future prospects.

Insider Transactions — ONTF

Date	Name	Role	Transaction	Shares	Avg. Price	Value	Shares Owned
2026-04-01	Zingale Anthony	Director	Return of Shares	137,265	$8.10	$1.11M	-
2026-04-01	Zwarenstein Barry	Director	Return of Shares	110,834	$6.88	$762.54K	-
2026-04-01	Vattuone Steven	Chief Financial Officer	Return of Shares	9,018	$13.33	$120.21K	-
2026-04-01	Arora Anil	Director	Return of Shares	157,903	$8.10	$1.28M	-
2026-04-01	Trempont Dominique	Director	Return of Shares	21,000	$1.23	$25.83K	-
2026-04-01	Lynrock Lake Lp	10 Percent Owner	Tender Offer (Sell)	8,293,974	$8.10	$67.18M	-
2026-04-01	Sharan Sharat	10 Percent Owner, Officer: President and Chief Executive	Return of Shares	313,794	$1.23	$385.97K	-
2026-04-01	Sahasi Jayesh	Ev President, Product and CTO	Return of Shares	22,086	$1.23	$27.17K	-
2026-04-01	Blackie James	Chief Revenue Officer	Return of Shares	22,916	$1.23	$28.19K	-
2026-04-01	Mitchell Ronald Paul	Director	Return of Shares	141,095	$8.10	$1.14M	-
2026-04-01	Anania Teresa	Director	Return of Shares	141,095	$8.10	$1.14M	-
2026-03-20	Vattuone Steven	Chief Financial Officer	Informative Sell	3,429	$8.07	$27.66K	432,001
2026-03-20	Sharan Sharat	10 Percent Owner, Officer: President and Chief Executive	Informative Sell	17,171	$8.07	$138.49K	3,718,512
2026-03-20	Sahasi Jayesh	Ev President, Product and CTO	Informative Sell	3,662	$8.07	$29.54K	677,132
2026-03-20	Blackie James	Chief Revenue Officer	Informative Sell	3,117	$8.07	$25.14K	480,935
2026-03-03	Vattuone Steven	Chief Financial Officer	Informative Sell	22,013	$8.03	$176.82K	435,430
2026-03-02	Vattuone Steven	Chief Financial Officer	Informative Sell	22,884	$8.01	$183.33K	457,443
2026-03-02	Sharan Sharat	10 Percent Owner, Officer: President and Chief Executive	Informative Sell	15,679	$8.01	$125.61K	3,735,683
2026-03-02	Sahasi Jayesh	Ev President, Product and CTO	Informative Sell	21,617	$8.01	$173.18K	680,794
2026-03-02	Blackie James	Chief Revenue Officer	Informative Sell	20,277	$8.01	$162.45K	484,052
2026-02-26	Vattuone Steven	Chief Financial Officer	RSU Award	27,673	-	-	480,327
2026-02-26	Sharan Sharat	10 Percent Owner, Officer: President and Chief Executive	RSU Award	125,787	-	-	3,751,362
2026-02-26	Sahasi Jayesh	Ev President, Product and CTO	RSU Award	29,560	-	-	702,411
2026-02-26	Blackie James	Chief Revenue Officer	RSU Award	25,157	-	-	504,329
2026-02-11	Vattuone Steven	Chief Financial Officer	Informative Sell	422	$7.92	$3.34K	452,654
2026-02-10	Vattuone Steven	Chief Financial Officer	Informative Sell	325	$7.93	$2.58K	453,076
2026-02-10	Sharan Sharat	10 Percent Owner, Officer: President and Chief Executive	Informative Sell	2,310	$7.93	$18.32K	3,625,575
2026-02-10	Sahasi Jayesh	Ev President, Product and CTO	Informative Sell	250	$7.93	$1.98K	672,851
2026-02-10	Blackie James	Chief Revenue Officer	Informative Sell	240	$7.93	$1.9K	479,172
2026-02-06	Vattuone Steven	Chief Financial Officer	RSU Award	747	-	-	453,401
2026-02-06	Sharan Sharat	10 Percent Owner, Officer: President and Chief Executive	RSU Award	5,326	-	-	3,627,885
2026-02-06	Sahasi Jayesh	Ev President, Product and CTO	RSU Award	574	-	-	673,101
2026-02-06	Blackie James	Chief Revenue Officer	RSU Award	551	-	-	479,412
2025-12-31	Sharan Sharat	10 Percent Owner, Officer: President and Chief Executive	Informative Sell	50,332	$7.97	$401.14K	3,622,559
2025-12-30	Vattuone Steven	Chief Financial Officer	Informative Sell	80,000	$7.98	$638.74K	452,654
2025-12-30	Sahasi Jayesh	Ev President, Product and CTO	Informative Sell	34,753	$7.98	$277.43K	672,527
2025-12-30	Blackie James	Chief Revenue Officer	Option Exercise (Sell)	16,000	$0.99	$15.84K	35,696
2025-12-22	Sharan Sharat	10 Percent Owner, Officer: President and Chief Executive	Option Exercise (Sell)	50,000	$1.70	$85K	-
2025-12-17	Sharan Sharat	10 Percent Owner, Officer: President and Chief Executive	Option Exercise (Sell)	28,863	$1.70	$49.07K	50,000
2025-12-09	Vattuone Steven	Chief Financial Officer	Informative Sell	7,010	$6.04	$42.33K	532,654
2025-12-03	Vattuone Steven	Chief Financial Officer	Informative Sell	9,453	$5.83	$55.11K	539,664
2025-12-02	Vattuone Steven	Chief Financial Officer	Informative Sell	12,754	$5.66	$72.22K	549,117
2025-12-02	Sahasi Jayesh	Ev President, Product and CTO	Informative Sell	11,681	$5.66	$66.14K	707,280
2025-12-02	Blackie James	Chief Revenue Officer	Informative Sell	10,951	$5.66	$62.01K	478,861
2025-12-01	Vattuone Steven	Chief Financial Officer	Informative Sell	13,510	$5.70	$76.94K	561,871
2025-12-01	Sahasi Jayesh	Ev President, Product and CTO	Informative Sell	12,372	$5.70	$70.46K	718,961
2025-12-01	Blackie James	Chief Revenue Officer	Informative Sell	11,599	$5.70	$66.06K	489,812
2025-11-24	Vattuone Steven	Chief Financial Officer	Informative Sell	3,821	$5.28	$20.19K	575,381
2025-11-24	Sharan Sharat	10 Percent Owner, Officer: President and Chief Executive	Option Exercise (Sell)	53,459	$0.89	$47.58K	-
2025-11-20	Vattuone Steven	Chief Financial Officer	Informative Sell	4,392	$5.30	$23.27K	579,202

■ Informative Buy/Sell — open market transaction (most significant) ■ Uninformative Buy — award, option exercise, conversion ■ Uninformative Sell — tax withholding, award vest sale ■ Neutral — gift, trust, expiry