News + Filings Holdings
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DIMENSIONAL FUND ADVISORS LP
> RBBN
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | Ribbon Communications Inc. | RBBN | 4,552,971 | 585,999 | 12,701,665,000 | -865,649,000 | $2,789.75 |
| 03/31/2023 | Ribbon Communications Inc. | RBBN | 3,966,972 | 149,207 | 13,567,314,000 | 13,556,661,000 | $3,420.07 |
| 12/31/2022 | Ribbon Communications Inc. | RBBN | 3,817,765 | 163,291 | 10,653,000 | 2,540,000 | $2.79 |
| 09/30/2022 | Ribbon Communications Inc. | RBBN | 3,654,474 | 26,827 | 8,113,000 | -2,914,000 | $2.22 |
| 06/30/2022 | Ribbon Communications Inc. | RBBN | 3,627,647 | -77,024 | 11,027,000 | -421,000 | $3.04 |
| 03/31/2022 | Ribbon Communications Inc. | RBBN | 3,704,671 | 72,194 | 11,448,000 | -10,528,000 | $3.09 |
| 12/31/2021 | Ribbon Communications Inc. | RBBN | 3,632,477 | -73,787 | 21,976,000 | -188,000 | $6.05 |
| 09/30/2021 | Ribbon Communications Inc. | RBBN | 3,706,264 | -32,269 | 22,164,000 | -6,287,000 | $5.98 |
| 06/30/2021 | Ribbon Communications Inc. | RBBN | 3,738,533 | -70,134 | 28,451,000 | 3,467,000 | $7.61 |
| 12/31/2020 | Ribbon Communications Inc. | RBBN | 3,808,667 | -27,203 | 24,984,000 | 10,140,000 | $6.56 |
| 09/30/2020 | Ribbon Communications Inc. | RBBN | 3,835,870 | 50,901 | 14,844,000 | -31,000 | $3.87 |
| 06/30/2020 | Ribbon Communications Inc. | RBBN | 3,784,969 | -171,898 | 14,875,000 | 2,885,000 | $3.93 |
| 03/31/2020 | Ribbon Communications Inc. | RBBN | 3,956,867 | -17,690 | 11,990,000 | -331,000 | $3.03 |
| 12/31/2019 | Ribbon Communications Inc. | RBBN | 3,974,557 | -20,813 | 12,321,000 | -11,012,000 | $3.10 |
| 09/30/2019 | Ribbon Communications Inc. | RBBN | 3,995,370 | 19,500 | 23,333,000 | 3,891,000 | $5.84 |
| 06/30/2019 | Ribbon Communications Inc. | RBBN | 3,975,870 | 54,374 | 19,442,000 | -754,000 | $4.89 |
| 03/31/2019 | Ribbon Communications Inc. | RBBN | 3,921,496 | 115,574 | 20,196,000 | 1,850,000 | $5.15 |
| 12/31/2018 | Ribbon Communications Inc. | RBBN | 3,805,922 | 215,975 | 18,346,000 | -6,173,000 | $4.82 |
| 09/30/2018 | Ribbon Communications Inc. | RBBN | 3,589,947 | 240,295 | 24,519,000 | 670,000 | $6.83 |
| 06/30/2018 | Ribbon Communications Inc. | RBBN | 3,349,652 | 155,747 | 23,849,000 | 7,560,000 | $7.12 |
| 03/31/2018 | Ribbon Communications Inc. | RBBN | 3,193,905 | 14,570 | 16,289,000 | -8,287,000 | $5.10 |
| 12/31/2017 | Ribbon Communications Inc. | RBBN | 3,179,335 | 3,179,335 | 24,576,000 | 24,576,000 | $7.73 |
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