ECM
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Engine Capital Management’s Ribbon Communications RBBN Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2019
Q4
Sell
-130,088
Closed -$684K 47
2019
Q3
$684K Sell
130,088
-309,428
-70% -$1.63M 0.32% 31
2019
Q2
$2.15M Hold
439,516
1.03% 23
2019
Q1
$2.26M Sell
439,516
-15,822
-3% -$81.5K 1.48% 22
2018
Q4
$2.2M Hold
455,338
1.29% 23
2018
Q3
$3.11M Sell
455,338
-66,556
-13% -$455K 2.93% 16
2018
Q2
$3.72M Hold
521,894
2.54% 13
2018
Q1
$2.66M Buy
521,894
+85,000
+19% +$434K 1.54% 16
2017
Q4
$3.38M Buy
+436,894
New +$3.38M 1.84% 13