Boston Partners
RBBN icon

Boston Partners’s Ribbon Communications RBBN Stock Holding History

Boston Partners’s Portfolio RBBN Stock Details RBBN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2019
Q1 		– Sell
-290,940
Closed -$1.4M – 714
2018
Q4 		$1.4M Sell
290,940
-387,790
-57% -$2.25M ﹤0.01% 606
2018
Q3 		$4.64M Sell
678,730
-185,850
-21% -$1.32M 0.01% 473
2018
Q2 		$6.16M Buy
864,580
+89,730
+12% +$526K 0.01% 429
2018
Q1 		$3.95M Buy
774,850
+94,710
+14% +$613K ﹤0.01% 529
2017
Q4 		$5.26M Buy
680,140
+31,230
+5% +$240K 0.01% 488
2017
Q3 		$4.96M Buy
648,910
+33,150
+5% +$237K 0.01% 501
2017
Q2 		$4.58M Buy
+615,760
New +$4.54M 0.01% 493

Other funds holding RBBN

JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
PCMI
Paradigm Capital Management Inc Albany, New York $2.61B AUM 78.58% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $131B AUM 28.36% 1-Year Est. Return
RA
Royce & Associates New York $10.1B AUM 42.88% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
CS
Central Securities New York $1.21B AUM 19.91% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Boston Partners's RBBN Position: Q1 2019 in Review

Boston Partners sold out of Ribbon Communications (RBBN) in Q1 2019, closing a stake of 290,940 shares — an estimated $1.4M sold.

Boston Partners first reported a position in RBBN in Q2 2017 and held it in 7 quarters. The position peaked at $6.16M in Q2 2018. 116 funds tracked by Wall St. Rank hold RBBN as of Q1 2019.

  • Boston Partners reported no remaining Ribbon Communications position as of Q1 2019 after selling out during the quarter.
  • Boston Partners sold 290,940 Ribbon Communications shares in Q1 2019, an estimated $1.4M.
  • Boston Partners first reported a position in Ribbon Communications in Q2 2017 and held it in 7 quarters.
  • Boston Partners's Ribbon Communications position peaked at $6.16M in Q2 2018.
  • 116 funds tracked by Wall St. Rank held Ribbon Communications as of Q1 2019.

Based on Boston Partners's 13F filing for Q1 2019, filed 3 May 2019.