Morgan Stanley’s Ribbon Communications RBBN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$898K Buy
423,465
+31,074
+8% +$74.4K ﹤0.01% 5208
2025
Q4
$1.13M Sell
392,391
-112,293
-22% -$362K ﹤0.01% 5116
2025
Q3
$1.92M Buy
504,684
+247,718
+96% +$973K ﹤0.01% 4818
2025
Q2
$1.03M Sell
256,966
-135,904
-35% -$490K ﹤0.01% 5081
2025
Q1
$1.54M Sell
392,870
-50,539
-11% -$213K ﹤0.01% 4765
2024
Q4
$1.84M Buy
443,409
+39,611
+10% +$150K ﹤0.01% 4759
2024
Q3
$1.31M Buy
403,798
+122,753
+44% +$398K ﹤0.01% 4888
2024
Q2
$925K Sell
281,045
-13,022
-4% -$39.6K ﹤0.01% 5010
2024
Q1
$941K Sell
294,067
-481,063
-62% -$1.46M ﹤0.01% 4976
2023
Q4
$2.25M Buy
775,130
+569,818
+278% +$1.28M ﹤0.01% 4858
2023
Q3
$550K Sell
205,312
-31,335
-13% -$91.5K ﹤0.01% 5125
2023
Q2
$660K Sell
236,647
-35,662
-13% -$98.9K ﹤0.01% 5077
2023
Q1
$931K Buy
272,309
+38,808
+17% +$142K ﹤0.01% 4901
2022
Q4
$651K Sell
233,501
-95,756
-29% -$248K ﹤0.01% 5099
2022
Q3
$731K Sell
329,257
-25,391
-7% -$80.4K ﹤0.01% 5069
2022
Q2
$1.08M Buy
354,648
+56,172
+19% +$170K ﹤0.01% 4969
2022
Q1
$922K Sell
298,476
-50,390
-14% -$206K ﹤0.01% 5055
2021
Q4
$2.11M Buy
348,866
+227,152
+187% +$1.35M ﹤0.01% 4538
2021
Q3
$728K Buy
121,714
+54,808
+82% +$370K ﹤0.01% 5271
2021
Q2
$509K Sell
66,906
-137,376
-67% -$1.05M ﹤0.01% 5513
2021
Q1
$1.68M Buy
204,282
+137,696
+207% +$1.14M ﹤0.01% 4393
2020
Q4
$437K Buy
66,586
+46,960
+239% +$248K ﹤0.01% 5165
2020
Q3
$75K Sell
19,626
-12,559
-39% -$53K ﹤0.01% 5553
2020
Q2
$126K Buy
32,185
+2,272
+8% +$8.25K ﹤0.01% 5293
2020
Q1
$91K Sell
29,913
-71,546
-71% -$215K ﹤0.01% 5223
2019
Q4
$314K Sell
101,459
-48,616
-32% -$193K ﹤0.01% 5188
2019
Q3
$877K Buy
150,075
+112,743
+302% +$592K ﹤0.01% 4370
2019
Q2
$182K Buy
37,332
+3,915
+12% +$19.1K ﹤0.01% 5061
2019
Q1
$173K Sell
33,417
-333,893
-91% -$1.79M ﹤0.01% 5135
2018
Q4
$1.77M Sell
367,310
-23,629
-6% -$137K ﹤0.01% 3867
2018
Q3
$2.67M Buy
390,939
+254,405
+186% +$1.81M ﹤0.01% 3766
2018
Q2
$972K Sell
136,534
-138,351
-50% -$811K ﹤0.01% 4652
2018
Q1
$1.4M Buy
274,885
+152,309
+124% +$985K ﹤0.01% 4305
2017
Q4
$947K Sell
122,576
-3,041
-2% -$23.3K ﹤0.01% 4577
2017
Q3
$961K Buy
125,617
+67,464
+116% +$483K ﹤0.01% 4457
2017
Q2
$432K Sell
58,153
-19,927
-26% -$147K ﹤0.01% 4897
2017
Q1
$515K Sell
78,080
-70,496
-47% -$447K ﹤0.01% 4820
2016
Q4
$936K Buy
148,576
+57,753
+64% +$379K ﹤0.01% 4512
2016
Q3
$706K Sell
90,823
-18,321
-17% -$160K ﹤0.01% 4287
2016
Q2
$948K Buy
109,144
+3,879
+4% +$32.3K ﹤0.01% 4011
2016
Q1
$792K Sell
105,265
-158,159
-60% -$1.06M ﹤0.01% 4130
2015
Q4
$1.88M Buy
263,424
+226,146
+607% +$1.52M ﹤0.01% 3552
2015
Q3
$213K Buy
37,278
+13,046
+54% +$87.9K ﹤0.01% 5053
2015
Q2
$168K Sell
24,232
-24,597
-50% -$193K ﹤0.01% 5325
2015
Q1
$385K Buy
48,829
+26,333
+117% +$434K ﹤0.01% 4815
2014
Q4
$446K Buy
22,496
+14,903
+196% +$264K ﹤0.01% 4742
2014
Q3
$130K Sell
7,593
-13,898
-65% -$265K ﹤0.01% 5357
2014
Q2
$387K Sell
21,491
-22,151
-51% -$375K ﹤0.01% 4760
2014
Q1
$735K Buy
43,642
+24,233
+125% +$403K ﹤0.01% 4258
2013
Q4
$306K Buy
19,409
+10
+0.1% +$154 ﹤0.01% 4802
2013
Q3
$326K Buy
19,399
+9,241
+91% +$157K ﹤0.01% 4610
2013
Q2
$153K Buy
+10,158
New +$136K ﹤0.01% 4961

Other funds holding RBBN

Morgan Stanley's RBBN Position: Q1 2026 in Review

Morgan Stanley increased its Ribbon Communications (RBBN) stake by 7.9% in Q1 2026, buying an estimated $74.4K and bringing the position to 423,465 shares worth $898K. The position accounts for ﹤0.01% of the portfolio, ranked #5208.

Morgan Stanley first reported a position in RBBN in Q2 2013 and has held it in 52 quarters since. The position peaked at $2.67M in Q3 2018. 150 funds tracked by Wall St. Rank hold RBBN as of Q1 2026.

  • Morgan Stanley held 423,465 shares of Ribbon Communications worth $898K as of Q1 2026.
  • Morgan Stanley bought 31,074 Ribbon Communications shares in Q1 2026, an estimated $74.4K.
  • Ribbon Communications made up ﹤0.01% of Morgan Stanley's portfolio in Q1 2026, its #5208 holding.
  • Morgan Stanley first reported a position in Ribbon Communications in Q2 2013 and has held it in 52 quarters since.
  • Morgan Stanley's Ribbon Communications position peaked at $2.67M in Q3 2018.
  • 150 funds tracked by Wall St. Rank held Ribbon Communications as of Q1 2026.

Based on Morgan Stanley's 13F filing for Q1 2026, filed 15 May 2026.