Insider Stock Trading History of Grayson Bruns H

The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Grayson Bruns H since year 2005. The trader's CIK number is 1204899. At the time of this reporting, Grayson Bruns H is the Director of Ribbon Communications Inc. . (stock ticker symbol RBBN). See this page for all insider trading activities at Ribbon Communications Inc. .

Note that in the past GRAYSON BRUNS H also reported insider trading activities as an insider of the following companies:

Stock purchases, sales, and option exercises reported by insider Grayson Bruns H since 2005.

Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2018-03-15	RBBN	Ribbon Communications Inc.	Buy	100,000	5.17	517,000
2018-03-05	EVBG	Everbridge, Inc.	Sale	28,832	33.44	963,997
2017-08-07	EVBG	Everbridge, Inc.	Sale	10,000	22.07	220,710
2017-04-11	EVBG	Everbridge, Inc.	Sale	1,150,000	18.86	21,686,700
2016-09-21	EVBG	Everbridge, Inc.	Sale	563,275	11.16	6,286,149
2012-12-11	ACTV	Active Network Inc	Buy	39,902	4.94	197,036
2012-12-10	ACTV	Active Network Inc	Buy	60,098	4.73	284,023
2012-08-09	ACTV	Active Network Inc	Buy	25,000	11.60	290,000
2012-03-13	ACTV	Active Network Inc	Sale	10,275	17.61	180,911

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 Grayson Bruns H (Director of Ribbon Communications Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.