RBBN

Ribbon Communications Inc.

Company with tickers: RBBN

CIK
1708055
CUSIP
762544104
Shares Outstanding
176,139,067
13F Activity (30d)
120 filings 117 filers

Short Volume (Last 90 Days)

Date Short Volume Short Exempt Total Volume Short %
2026-05-29 271,743 0 538,061 50.5%
2026-05-28 775,036 3,815 1,365,310 56.8%
2026-05-27 214,352 7 1,002,220 21.4%
2026-05-26 159,282 324 551,572 28.9%
2026-05-22 204,301 12 715,833 28.5%
2026-05-21 169,874 17 378,128 44.9%
2026-05-20 201,367 3,091 335,746 60.0%
2026-05-19 184,281 14 348,993 52.8%
2026-05-18 242,820 6 365,460 66.4%
2026-05-15 265,504 2 466,499 56.9%
2026-05-14 153,141 177 286,005 53.5%
2026-05-13 134,041 0 255,126 52.5%
2026-05-12 87,553 17 272,916 32.1%
2026-05-11 172,101 3 381,871 45.1%
2026-05-08 94,306 2 245,884 38.4%
2026-05-07 78,010 90 212,735 36.7%
2026-05-06 100,744 2 197,381 51.0%
2026-05-05 75,681 25 151,269 50.0%
2026-05-04 135,067 4 233,959 57.7%
2026-05-01 157,447 4 328,619 47.9%
2026-04-30 167,220 18,056 411,053 40.7%
2026-04-29 336,954 33,706 844,010 39.9%
2026-04-28 167,657 1 337,606 49.7%
2026-04-27 146,870 105 281,549 52.2%
2026-04-24 163,723 0 439,309 37.3%
2026-04-23 157,018 14,632 300,176 52.3%
2026-04-22 426,323 17,331 1,090,595 39.1%
2026-04-21 478,255 1 682,218 70.1%
2026-04-20 291,133 475 358,142 81.3%
2026-04-17 162,836 20 304,019 53.6%
2026-04-16 420,233 5 564,538 74.4%
2026-04-15 286,118 3 463,984 61.7%
2026-04-14 184,605 4 526,169 35.1%
2026-04-13 257,650 61 652,181 39.5%
2026-04-10 608,142 1,580 1,498,227 40.6%
2026-04-09 73,237 0 184,778 39.6%
2026-04-08 176,096 0 306,921 57.4%
2026-04-07 105,578 0 213,518 49.4%
2026-04-06 129,991 0 247,640 52.5%