1. Corporate Officers - Z
2. Zwarenstein Barry

Insider Trading History of Zwarenstein Barry

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) of Zwarenstein Barry since 2006. This trader's CIK number is 1227348. At the time of last reporting, Zwarenstein Barry was the Chief Financial Officer of Five9, Inc.. (stock ticker symbol FIVN). Also see all insider trading activities at Five9, Inc..

Note that in the past ZWARENSTEIN BARRY also reported insider trading activities as an insider of the following companies:

Yearly summary of insider trading at Verifone Inc (PAY) by Zwarenstein Barry

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2007	PAY	0	$0	18,000	$728,154	18,000	$180,000

Yearly summary of insider trading at Dealertrack Holdings, Inc. (TRAK) by Zwarenstein Barry

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2015	TRAK	0	$0	4,500	$184,758	0	$0
2014	TRAK	0	$0	40,500	$2,110,486	30,000	$1,439,400

Yearly summary of insider trading at Smart Modular Technologies (wwh), Inc. (SMOD) by Zwarenstein Barry

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2011	SMOD	0	$0	133,000	$1,024,230	133,000	$460,200
2010	SMOD	0	$0	20,000	$137,940	20,000	$60,000

Yearly summary of insider trading at Verifone Systems, Inc. (PAY) by Zwarenstein Barry

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2007	PAY	0	$0	18,000	$424,620	109,399	$208,934
2007	PAY	0	$0	165,900	$6,369,354	176,538	$602,853
2006	PAY	0	$0	48,200	$1,417,463	48,000	$372,480

Yearly summary of insider trading at On24 Inc. (ONTF) by Zwarenstein Barry

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2021	ONTF	25,000	$511,200	0	$0	14,583	$116,226

Yearly summary of insider trading at Five9, Inc. (FIVN) by Zwarenstein Barry

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2024	FIVN	0	$0	29,598	$1,219,721	0	$0
2023	FIVN	0	$0	78,433	$5,645,488	12,500	$373,625
2022	FIVN	0	$0	63,658	$6,617,146	47,668	$1,000,068
2021	FIVN	0	$0	140,511	$24,060,960	125,000	$1,337,499
2020	FIVN	0	$0	145,023	$16,463,415	65,484	$508,134
2019	FIVN	0	$0	110,251	$6,082,616	22,993	$97,718
2018	FIVN	0	$0	107,315	$4,012,668	50,982	$326,409
2017	FIVN	0	$0	104,609	$2,226,851	10,000	$42,500
2016	FIVN	0	$0	56,000	$774,880	71,918	$173,563
2015	FIVN	25,000	$109,500	0	$0	73,267	$70,334
2014	FIVN	0	$0	0	$0	67,024	$64,339

Insider trading activities at 6 companies by Zwarenstein Barry:

1. Verifone Inc (PAY)

2. Dealertrack Holdings, Inc. (TRAK)

3. Smart Modular Technologies (wwh), Inc. (SMOD)

4. Verifone Systems, Inc. (PAY)

5. On24 Inc. (ONTF)

6. Five9, Inc. (FIVN)

Table 1. Insider trading of Verifone Inc (PAY) by Zwarenstein Barry

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2007-02-13	PAY	Option Ex	18,000	10.00	180,000
2007-02-13	PAY	Sale	18,000	40.45	728,154

Table 2. Insider trading of Dealertrack Holdings, Inc. (TRAK) by Zwarenstein Barry

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2015-03-04	TRAK	Sale	1,500	40.01	60,007
2015-02-04	TRAK	Sale	1,500	41.70	62,548
2015-01-06	TRAK	Sale	1,500	41.47	62,203
2014-12-03	TRAK	Sale	1,500	48.59	72,879
2014-11-05	TRAK	Sale	1,500	45.24	67,864
2014-10-03	TRAK	Sale	1,500	44.77	67,150
2014-09-04	TRAK	Sale	1,500	43.51	65,262
2014-08-12	TRAK	Sale	1,500	45.85	68,769
2014-07-07	TRAK	Sale	1,500	45.32	67,981
2014-06-10	TRAK	Sale	1,500	41.14	61,711
2014-02-28	TRAK	Option Ex	15,000	47.98	719,700
2014-02-28	TRAK	Sale	15,000	54.38	815,685
2014-02-27	TRAK	Option Ex	15,000	47.98	719,700
2014-02-27	TRAK	Sale	15,000	54.88	823,185

Table 3. Insider trading of Smart Modular Technologies (wwh), Inc. (SMOD) by Zwarenstein Barry

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2011-04-07	SMOD	Sale	23,000	8.10	186,300
2011-04-07	SMOD	Option Ex	23,000	3.00	69,000
2011-04-01	SMOD	Option Ex	90,000	3.68	331,200
2011-04-01	SMOD	Sale	90,000	7.68	690,930
2011-02-07	SMOD	Option Ex	10,000	3.00	30,000
2011-02-07	SMOD	Sale	10,000	7.60	76,000
2011-01-27	SMOD	Sale	10,000	7.10	71,000
2011-01-27	SMOD	Option Ex	10,000	3.00	30,000
2010-12-10	SMOD	Option Ex	10,000	3.00	30,000
2010-12-10	SMOD	Sale	10,000	6.60	66,000
2010-11-10	SMOD	Option Ex	10,000	3.00	30,000
2010-11-10	SMOD	Sale	10,000	7.19	71,940

Table 4. Insider trading of Verifone Systems, Inc. (PAY) by Zwarenstein Barry

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2007-12-11	PAY	Option Ex	18,000	3.28	59,040
2007-12-11	PAY	Sale	18,000	23.59	424,620
2008-08-19	PAY	Option Ex	91,399	1.64	149,894
2007-12-24	PAY	Option Ex	625	.00	0
2007-12-12	PAY	Option Ex	2,500	.00	0
2007-11-13	PAY	Sale	9,222	45.05	415,497
2007-11-13	PAY	Option Ex	11,171	3.28	36,640
2007-11-13	PAY	Sale	8,778	44.09	387,065
2007-10-09	PAY	Sale	3,700	45.25	167,421
2007-10-09	PAY	Sale	4,800	44.90	215,529
2007-10-09	PAY	Sale	5,100	44.35	226,190
2007-10-09	PAY	Option Ex	15,992	3.28	52,453
2007-10-09	PAY	Sale	4,400	43.83	192,860
2007-09-24	PAY	Option Ex	625	.00	0
2007-09-12	PAY	Option Ex	10,000	.00	0
2007-09-11	PAY	Sale	9,000	39.44	354,996
2007-09-11	PAY	Option Ex	18,000	3.28	59,040
2007-09-11	PAY	Sale	9,000	39.89	359,037
2007-08-14	PAY	Sale	9,700	37.06	359,501
2007-08-14	PAY	Option Ex	18,000	3.28	59,040
2007-08-14	PAY	Sale	8,300	36.59	303,688
2007-07-10	PAY	Option Ex	18,000	3.28	59,040
2007-07-10	PAY	Sale	8,200	36.25	297,282
2007-07-10	PAY	Sale	9,800	36.50	357,739
2007-06-22	PAY	Option Ex	625	.00	0
2007-06-12	PAY	Option Ex	18,000	3.28	59,040
2007-06-12	PAY	Sale	6,300	32.95	207,559
2007-06-12	PAY	Sale	11,700	32.72	382,847
2007-05-08	PAY	Option Ex	18,000	3.28	59,040
2007-05-08	PAY	Sale	9,700	37.69	365,554
2007-05-08	PAY	Sale	8,200	37.41	306,721
2007-04-10	PAY	Option Ex	18,000	3.28	59,040
2007-04-10	PAY	Sale	12,215	37.95	463,534
2007-04-10	PAY	Sale	5,785	37.69	218,036
2007-03-22	PAY	Option Ex	2,500	.00	0
2007-03-22	PAY	Option Ex	2,500	.00	0
2007-03-15	PAY	Sale	5,400	36.09	194,907
2007-03-15	PAY	Sale	12,600	35.87	451,911
2007-03-15	PAY	Option Ex	18,000	6.64	119,520
2007-01-09	PAY	Option Ex	4,000	10.00	40,000
2007-01-09	PAY	Sale	4,000	35.37	141,480
2006-12-12	PAY	Sale	4,000	37.17	148,668
2006-12-12	PAY	Option Ex	4,000	10.00	40,000
2006-11-30	PAY	Sale	4,000	33.19	132,776
2006-11-30	PAY	Option Ex	4,000	10.00	40,000
2006-10-31	PAY	Option Ex	4,000	10.00	40,000
2006-10-31	PAY	Sale	4,000	29.12	116,480
2006-09-29	PAY	Sale	4,000	28.73	114,912
2006-09-29	PAY	Option Ex	4,000	10.00	40,000
2006-08-31	PAY	Sale	4,000	22.92	91,672
2006-08-31	PAY	Option Ex	4,000	10.00	40,000
2006-07-31	PAY	Sale	4,000	28.21	112,840
2006-07-31	PAY	Option Ex	4,000	10.00	40,000
2006-06-30	PAY	Option Ex	4,000	10.00	40,000
2006-06-30	PAY	Sale	4,200	28.96	121,623
2006-05-31	PAY	Option Ex	4,000	10.00	40,000
2006-05-31	PAY	Sale	4,000	31.97	127,884
2006-04-28	PAY	Sale	4,000	30.93	123,704
2006-04-28	PAY	Option Ex	4,000	3.28	13,120
2006-03-31	PAY	Sale	4,000	29.62	118,496
2006-03-31	PAY	Option Ex	4,000	3.28	13,120
2006-03-01	PAY	Option Ex	4,000	3.28	13,120
2006-03-01	PAY	Sale	4,000	27.00	108,000
2006-01-31	PAY	Sale	4,000	25.10	100,408
2006-01-31	PAY	Option Ex	4,000	3.28	13,120

Table 5. Insider trading of On24 Inc. (ONTF) by Zwarenstein Barry

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2021-08-20	ONTF	Buy	25,000	20.45	511,200
2021-06-17	ONTF	Option Ex	14,583	7.97	116,226

Table 6. Insider trading of Five9, Inc. (FIVN) by Zwarenstein Barry

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2024-12-04	FIVN	Sale	3,336	41.85	139,611
2024-09-10	FIVN	Sale	4,408	27.17	119,765
2024-07-16	FIVN	Sale	6,207	45.01	279,377
2024-06-12	FIVN	Sale	5,356	45.04	241,234
2024-06-10	FIVN	Sale	10,291	42.73	439,734
2023-09-05	FIVN	Sale	6,007	70.96	426,256
2023-07-13	FIVN	Option Ex	12,500	29.89	373,625
2023-07-13	FIVN	Sale	12,500	87.94	1,099,287
2023-06-09	FIVN	Sale	10,000	75.04	750,400
2023-06-02	FIVN	Sale	2,500	70.05	175,125
2023-06-05	FIVN	Sale	17,934	69.55	1,247,220
2023-05-22	FIVN	Sale	2,500	65.09	162,725
2023-05-18	FIVN	Sale	2,500	60.02	150,050
2023-05-17	FIVN	Sale	2,500	55.02	137,550
2023-04-17	FIVN	Sale	10,000	71.41	714,100
2023-03-31	FIVN	Sale	2,500	70.08	175,200
2023-03-29	FIVN	Sale	2,500	65.06	162,650
2023-03-15	FIVN	Sale	5,000	61.62	308,075
2023-03-06	FIVN	Sale	1,992	68.70	136,850
2022-09-06	FIVN	Sale	2,993	90.61	271,204
2022-08-15	FIVN	Option Ex	10,000	27.25	272,450
2022-08-15	FIVN	Sale	10,000	116.67	1,166,700
2022-07-20	FIVN	Option Ex	10,000	24.60	246,000
2022-07-20	FIVN	Sale	10,000	100.07	1,000,699
2022-06-06	FIVN	Sale	10,665	100.77	1,074,690
2022-06-06	FIVN	Option Ex	7,668	20.43	156,618
2022-05-26	FIVN	Option Ex	1,712	16.25	27,820
2022-05-27	FIVN	Option Ex	2,980	16.25	48,425
2022-05-26	FIVN	Sale	1,712	100.10	171,371
2022-05-27	FIVN	Sale	2,980	100.72	300,160
2022-05-20	FIVN	Option Ex	3,508	16.25	57,005
2022-05-19	FIVN	Option Ex	1,800	16.25	29,250
2022-05-20	FIVN	Sale	3,508	100.28	351,782
2022-05-19	FIVN	Sale	1,800	100.10	180,180
2022-04-18	FIVN	Option Ex	10,000	16.25	162,500
2022-04-18	FIVN	Sale	10,000	109.69	1,096,930
2022-03-04	FIVN	Sale	10,000	100.34	1,003,430
2021-12-06	FIVN	Sale	3,390	128.52	435,682
2021-11-17	FIVN	Option Ex	12,500	16.25	203,125
2021-11-17	FIVN	Sale	12,500	166.00	2,074,962
2021-10-18	FIVN	Sale	12,500	156.38	1,954,687
2021-10-18	FIVN	Option Ex	12,500	16.25	203,125
2021-09-17	FIVN	Sale	12,500	173.95	2,174,375
2021-09-17	FIVN	Option Ex	12,500	12.87	160,812
2021-09-07	FIVN	Sale	3,388	171.31	580,388
2021-08-26	FIVN	Sale	550	189.83	104,406
2021-08-23	FIVN	Sale	1,044	182.14	190,154
2021-08-17	FIVN	Sale	12,500	182.67	2,283,375
2021-08-17	FIVN	Option Ex	12,500	9.48	118,500
2021-07-19	FIVN	Option Ex	12,500	9.48	118,500
2021-07-19	FIVN	Sale	12,500	186.87	2,335,900
2021-06-04	FIVN	Sale	3,388	157.65	534,121
2021-05-17	FIVN	Sale	12,500	163.07	2,038,437
2021-05-17	FIVN	Option Ex	12,500	9.48	118,500
2021-04-16	FIVN	Sale	12,500	177.08	2,213,537
2021-04-16	FIVN	Option Ex	12,500	8.80	110,062
2021-03-16	FIVN	Option Ex	12,500	8.13	101,625
2021-03-16	FIVN	Sale	12,500	168.95	2,111,875
2021-03-04	FIVN	Sale	3,751	169.86	637,137
2021-02-16	FIVN	Sale	12,500	181.21	2,265,087
2021-02-16	FIVN	Option Ex	12,500	8.13	101,625
2021-01-19	FIVN	Option Ex	12,500	8.13	101,625
2021-01-19	FIVN	Sale	12,500	170.15	2,126,837
2020-12-16	FIVN	Option Ex	12,500	8.13	101,625
2020-12-16	FIVN	Sale	12,500	169.17	2,114,600
2020-12-04	FIVN	Sale	3,766	152.33	573,689
2020-11-16	FIVN	Sale	12,500	140.66	1,758,299
2020-11-04	FIVN	Sale	715	157.66	112,726
2020-10-16	FIVN	Option Ex	2,984	8.13	24,259
2020-10-16	FIVN	Sale	12,500	147.13	1,839,162
2020-09-16	FIVN	Sale	12,500	121.78	1,522,312
2020-09-16	FIVN	Option Ex	12,500	8.13	101,625
2020-09-04	FIVN	Sale	2,990	113.45	339,203
2020-08-17	FIVN	Option Ex	12,500	8.13	101,625
2020-08-17	FIVN	Sale	12,500	121.35	1,516,875
2020-07-16	FIVN	Option Ex	12,500	8.13	101,625
2020-07-16	FIVN	Sale	12,500	110.59	1,382,375
2020-06-16	FIVN	Sale	12,500	103.80	1,297,500
2020-06-16	FIVN	Option Ex	12,500	6.19	77,375
2020-06-04	FIVN	Sale	3,379	99.14	335,010
2020-05-15	FIVN	Sale	9,625	104.95	1,010,114
2020-04-15	FIVN	Sale	8,500	83.45	709,342
2020-03-16	FIVN	Sale	8,500	53.61	455,685
2020-03-05	FIVN	Sale	3,048	73.25	223,266
2020-02-18	FIVN	Sale	8,500	76.85	653,225
2020-01-15	FIVN	Sale	8,500	72.94	620,032
2019-12-16	FIVN	Sale	8,500	67.37	572,645
2019-12-04	FIVN	Sale	4,398	67.25	295,765
2019-11-15	FIVN	Option Ex	7,667	4.25	32,584
2019-11-15	FIVN	Sale	7,667	64.70	496,093
2019-10-14	FIVN	Option Ex	7,663	4.25	32,567
2019-10-14	FIVN	Sale	7,663	56.21	430,737
2019-09-16	FIVN	Sale	7,663	54.02	413,916
2019-09-16	FIVN	Option Ex	7,663	4.25	32,567
2019-09-11	FIVN	Sale	4,372	56.93	248,897
2019-08-14	FIVN	Sale	7,663	61.47	471,044
2019-07-15	FIVN	Sale	7,663	52.05	398,859
2019-06-14	FIVN	Sale	7,663	50.31	385,525
2019-06-04	FIVN	Sale	3,118	46.41	144,706
2019-05-01	FIVN	Sale	7,483	52.83	395,326
2019-04-01	FIVN	Sale	8,500	52.32	444,720
2019-03-01	FIVN	Sale	8,500	54.03	459,255
2019-03-04	FIVN	Sale	2,398	52.81	126,638
2019-02-01	FIVN	Sale	8,500	51.41	436,985
2019-01-02	FIVN	Sale	8,500	42.53	361,505
2018-12-03	FIVN	Sale	7,810	42.64	333,018
2018-12-04	FIVN	Sale	5,103	42.15	215,091
2018-10-25	FIVN	Sale	10,000	36.39	363,900
2018-09-25	FIVN	Sale	10,000	44.79	447,900
2018-09-04	FIVN	Sale	6,384	47.62	304,006
2018-08-27	FIVN	Sale	10,000	47.25	472,500
2018-07-30	FIVN	Option Ex	10,000	4.25	42,500
2018-07-24	FIVN	Option Ex	10,000	4.25	42,500
2018-07-25	FIVN	Sale	10,000	35.55	355,500
2018-07-18	FIVN	Option Ex	10,000	4.25	42,500
2018-06-25	FIVN	Sale	10,000	34.33	343,300
2018-06-04	FIVN	Sale	4,305	36.52	157,218
2018-05-29	FIVN	Sale	10,000	33.56	335,600
2018-04-25	FIVN	Sale	5,000	27.18	135,900
2018-03-26	FIVN	Sale	5,000	31.16	155,800
2018-03-05	FIVN	Sale	3,713	31.13	115,585
2018-02-26	FIVN	Sale	5,000	29.67	148,350
2018-01-25	FIVN	Sale	5,000	25.80	129,000
2018-01-10	FIVN	Option Ex	20,982	9.48	198,909
2017-12-26	FIVN	Sale	5,000	24.52	122,600
2017-12-20	FIVN	Option Ex	10,000	4.25	42,500
2017-12-04	FIVN	Sale	3,073	23.79	73,106
2017-11-27	FIVN	Sale	5,000	24.42	122,100
2017-10-03	FIVN	Sale	11,000	24.89	273,790
2017-09-05	FIVN	Sale	13,024	21.22	276,369
2017-08-09	FIVN	Sale	3,020	21.01	63,450
2017-08-01	FIVN	Sale	10,378	22.22	230,599
2017-07-12	FIVN	Sale	12,622	22.44	283,237
2017-06-15	FIVN	Sale	11,000	21.97	241,670
2017-05-25	FIVN	Sale	12,023	21.81	262,221
2017-03-10	FIVN	Sale	2,469	16.31	40,269
2017-02-01	FIVN	Sale	8,000	15.51	124,080
2017-01-03	FIVN	Sale	8,000	14.17	113,360
2016-12-01	FIVN	Sale	8,000	15.02	120,160
2016-11-01	FIVN	Sale	8,000	14.35	114,800
2016-10-03	FIVN	Sale	8,000	15.67	125,360
2016-09-01	FIVN	Sale	8,000	15.32	122,560
2016-08-01	FIVN	Sale	8,000	12.62	100,960
2016-07-01	FIVN	Sale	8,000	11.82	94,560
2016-06-15	FIVN	Sale	8,000	12.06	96,480
2016-01-11	FIVN	Option Ex	8,378	.96	8,042
2016-01-04	FIVN	Option Ex	63,540	2.60	165,521
2015-12-16	FIVN	Option Ex	23,000	.96	22,080
2015-05-11	FIVN	Option Ex	16,755	.96	16,084
2015-04-09	FIVN	Option Ex	16,756	.96	16,085
2015-03-09	FIVN	Buy	25,000	4.38	109,500
2015-01-29	FIVN	Option Ex	16,756	.96	16,085
2014-11-14	FIVN	Option Ex	8,378	.96	8,042
2014-10-13	FIVN	Option Ex	8,377	.96	8,041
2014-09-16	FIVN	Option Ex	8,378	.96	8,042
2014-08-11	FIVN	Option Ex	25,136	.96	24,130
2014-05-12	FIVN	Option Ex	16,755	.96	16,084

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Zwarenstein Barry (Chief Financial Officer of Five9, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.

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▪ Top Officer Buys of the Month