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Livermore
Livermore
ZHEN

D. E. Shaw & Co., Inc.

SEC CIK
0001009207
Latest filing
Aug 14, 2026

RBBN holding history

Ribbon Communications Inc. in every 13F filed by D. E. Shaw & Co., Inc., including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

RBBN overviewAll 13F holders of RBBNFull Q2 2026 holdings

Shares (Q2 2026)
1,790,375
Value
$4.19M
% of portfolio
<0.1%
Quarters held
22
Since Q1 2021
Holdings of RBBN by D. E. Shaw & Co., Inc., by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20261,790,375$4.19M<0.1%+251,903+16.4%AddedHolders
Q1 20261,538,472$3.26M<0.1%+558,631+57.0%AddedHolders
Q4 2025979,841$2.82M<0.1%+390,949+66.4%AddedHolders
Q3 2025588,892$2.24M<0.1%+172,205+41.3%AddedHolders
Q2 2025416,687$1.67M<0.1%00.0%UnchangedHolders
Q1 2025416,687$1.63M<0.1%−52,812−11.2%ReducedHolders
Q4 2024469,499$1.95M<0.1%+84,999+22.1%AddedHolders
Q3 2024384,500$1.25M<0.1%−79,031−17.0%ReducedHolders
Q2 2024463,531$1.53M<0.1%+101,467+28.0%AddedHolders
Q1 2024362,064$1.16M<0.1%−68,548−15.9%ReducedHolders
Q4 2023430,612$1.25M<0.1%−103,028−19.3%ReducedHolders
Q3 2023533,640$1.43M<0.1%−177,484−25.0%ReducedHolders
Q2 2023711,124$1.98M<0.1%−256,183−26.5%ReducedHolders
Q1 2023967,307$3.31M<0.1%+120,528+14.2%AddedHolders
Q4 2022846,779$2.36M<0.1%−40,010−4.5%ReducedHolders
Q3 2022886,789$1.97M<0.1%−14,899−1.7%ReducedHolders
Q2 2022901,688$2.74M<0.1%−57,600−6.0%ReducedHolders
Q1 2022959,288$2.96M<0.1%+491,397+105.0%AddedHolders
Q4 2021467,891$2.83M<0.1%+60,973+15.0%AddedHolders
Q3 2021406,918$2.43M<0.1%+9,897+2.5%AddedHolders
Q2 2021397,021$3.02M<0.1%−188,983−32.2%ReducedHolders
Q1 2021586,004$4.81M<0.1%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.