Jeremy Grantham Ribbon Communications Inc. Transaction History

Grantham, Mayo, Van Otterloo & Co. LLC

7 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2022 Aug 12, 2022	SELL	$2.62 - $3.64 $216,150 - $300,300	-82,500 Closed	0 $0
Q1 2022 May 13, 2022	BUY	$2.81 - $6.19 $231,825 - $510,675	82,500 New	82,500 $255,000
Q1 2020 May 14, 2020	SELL	$2.03 - $3.62 $22,938 - $40,906	-11,300 Closed	0 $0
Q4 2019 Feb 13, 2020	SELL	$2.61 - $5.74 $173,043 - $380,562	-66,300 Reduced 85.44%	11,300 $35,000
Q3 2019 Nov 13, 2019	SELL	$4.86 - $5.87 $705,186 - $851,737	-145,100 Reduced 65.15%	77,600 $453,000
Q2 2019 Aug 13, 2019	SELL	$4.27 - $5.4 $20,922 - $26,460	-4,900 Reduced 2.15%	222,700 $1.09 Million
Q1 2019 May 14, 2019	BUY	$4.95 - $6.15 $1.13 Million - $1.4 Million	227,600 New	227,600 $1.17 Million

135

127M

184K

300

Ticker RBBN
Exchange NASDAQ
Sector Communication Services
Industry Telecom Services
Shares Outstandng 167,532,000
Market Cap $720M
Description
Ribbon Communications Inc. provides communications technology in the United States, Europe, the Middle East, Africa, the Asia Pacific, and internationally. It operates through two segments, Cloud and Edge, and IP Optical Networks. The Cloud and Edge segment provides software and hardware products; and solutions and services for enabling voice ov...

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