1. Corporate Officers - J
2. Janzen Howard E

Insider Trading History of Janzen Howard E

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) of Janzen Howard E since 2005. This trader's CIK number is 1242485. At the time of last reporting, Janzen Howard E was the Director of Vocera Communications, Inc.. (stock ticker symbol VCRA). Also see all insider trading activities at Vocera Communications, Inc..

Note that in the past JANZEN HOWARD E also reported insider trading activities as an insider of the following companies:

Yearly summary of insider trading at Sonus, Inc. (SONS) by Janzen Howard E

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2010	SONS	17,000	$47,770	0	$0	0	$0

Yearly summary of insider trading at Sprint Corp (FON) by Janzen Howard E

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2005	FON	0	$0	10,107	$221,747	0	$0

Yearly summary of insider trading at Vocera Communications, Inc. (VCRA) by Janzen Howard E

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2022	VCRA	0	$0	8,000	$631,832	0	$0
2021	VCRA	0	$0	7,000	$307,342	0	$0
2019	VCRA	0	$0	3,000	$96,673	0	$0
2018	VCRA	0	$0	16,000	$575,877	0	$0
2017	VCRA	0	$0	10,000	$226,510	0	$0
2012	VCRA	3,125	$50,000	0	$0	0	$0

Yearly summary of insider trading at Gtt Communications, Inc. (GTT) by Janzen Howard E

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2019	GTT	2,850	$25,108	0	$0	0	$0
2017	GTT	0	$0	30,000	$924,840	0	$0
2015	GTT	0	$0	50,000	$1,087,976	0	$0
2014	GTT	0	$0	32,728	$392,736	0	$0
2007	GTT	4,300	$8,083	0	$0	0	$0

Insider trading activities at 4 companies by Janzen Howard E:

1. Sonus, Inc. (SONS)

2. Sprint Corp (FON)

3. Vocera Communications, Inc. (VCRA)

4. Gtt Communications, Inc. (GTT)

Table 1. Insider trading of Sonus, Inc. (SONS) by Janzen Howard E

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2010-11-08	SONS	Buy	17,000	2.81	47,770

Table 2. Insider trading of Sprint Corp (FON) by Janzen Howard E

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2005-05-16	FON	Sale	10,107	21.94	221,747

Table 3. Insider trading of Vocera Communications, Inc. (VCRA) by Janzen Howard E

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2022-01-18	VCRA	Sale	8,000	78.98	631,832
2021-01-12	VCRA	Sale	7,000	43.91	307,342
2019-06-07	VCRA	Sale	1,500	31.92	47,883
2019-03-07	VCRA	Sale	1,500	32.53	48,790
2018-12-07	VCRA	Sale	1,500	39.61	59,416
2018-10-30	VCRA	Sale	13,000	35.82	465,634
2018-09-07	VCRA	Sale	1,500	33.88	50,827
2017-03-13	VCRA	Sale	10,000	22.65	226,510
2012-04-02	VCRA	Buy	3,125	16.00	50,000

Table 4. Insider trading of Gtt Communications, Inc. (GTT) by Janzen Howard E

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2019-08-28	GTT	Buy	2,850	8.81	25,108
2017-08-01	GTT	Sale	6,000	30.32	181,944
2017-07-03	GTT	Sale	6,000	30.97	185,838
2017-06-01	GTT	Sale	6,000	32.84	197,058
2017-05-10	GTT	Sale	12,000	30.00	360,000
2015-06-05	GTT	Sale	4,626	21.38	98,903
2015-06-08	GTT	Sale	25,950	21.68	562,596
2015-06-09	GTT	Sale	4,186	21.53	90,124
2015-06-04	GTT	Sale	6,349	21.98	139,551
2015-06-03	GTT	Sale	8,889	22.14	196,802
2014-08-25	GTT	Sale	32,728	12.00	392,736
2007-04-09	GTLT	Buy	4,300	1.88	8,083

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 Janzen Howard E (Director of Vocera Communications, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.

▪ Real-time Insider Trading

▪ Insider Officer Cluster Trading

▪ Top Officer Buys of the Week

▪ Top Officer Buys of the Month