NASDAQ : RDNT
$4.22 (6.2%)
28.20%
144
change: -205.0 | last: 34969
change: -117.0 | last: 18648
change: -60.0 | last: 10818
change: -32.0 | last: 50219
change: 166.0 | last: 5310400
5900
0.57
change: 32.2928 | last: 0.24441.34B
| Filing Date | Reporting Person | Amount Beneficially Owned | % of Class |
|---|---|---|---|
| 2026-05-15 | T. Rowe Price Associates, Inc. | 4.15M | 5.40% |
| 2026-04-29 | Vanguard Portfolio Management | 3.95M | 5.09% |
| 2026-03-27 | The Vanguard Group | - | 0.00% |
| 2026-02-17 | RTW Investments, LP | 3.94M | 5.10% |
| 2025-10-17 | BlackRock, Inc. | 9.25M | 12.00% |
| 2025-01-08 | The Vanguard Group | 7.43M | 10.03% |
| 2023-02-08 | (. 13-0477010 | 3.22M | 11.00% |
| 2022-02-10 | The Vanguard Group - 23-1945930 | 3.15M | 5.89% |
| 2022-01-27 | (1) BlackRock, Inc. | 6.41M | 12.00% |
| 2022-01-25 | (1) BlackRock, Inc. | 6.41M | 12.00% |
| 2021-02-10 | The Vanguard Group - 23-1945930 | 2.67M | 5.18% |
| 2021-01-27 | (1) BlackRock, Inc. | 6.54M | 12.70% |
| 2020-02-14 | Moab PI GP, LLC | - | 0.00% |
| 2020-02-14 | Moab Partners, L.P. | - | 0.00% |
| 2020-02-14 | Moab Capital Partners, LLC | - | 0.00% |
| 2020-02-14 | Moab Private Investments, L.P. | - | 0.00% |
| 2020-02-14 | Michael M. Rothenberg | - | 0.00% |
| 2020-02-11 | The Vanguard Group - 23-1945930 | 2.56M | 5.09% |
| 2020-02-04 | (1) BlackRock, Inc. | 6.55M | 13.00% |
| 2019-12-10 | (1) BlackRock, Inc. | 6.44M | 12.80% |
| 2019-02-08 | (1) BlackRock, Inc. | 3.21M | 6.60% |
| 2018-02-22 | MICHAEL M. ROTHENBERG | 2.48M | 5.20% |
| 2018-02-22 | MOAB PARTNERS, L.P. | 2.32M | 4.90% |
| 2018-02-22 | MOAB CAPITAL PARTNERS, LLC | 2.32M | 4.90% |
| 2018-02-22 | MOAB PRIVATE INVESTMENTS, LP | 157.23K | 1.00% |
| 2018-02-22 | MOAB PI GP, LLC | 157.23K | 1.00% |
| 2018-02-12 | Richard Mashaal | 1.8M | 3.77% |
| 2018-02-12 | Senvest Management, LLC | 1.8M | 3.77% |
| 2017-10-06 | Trust II (formerly HFB Heirs’ Family Trust) | 5.38M | 11.37% |
| 2017-02-13 | Richard Mashaal | 4.15M | 8.93% |
| 2017-02-13 | Senvest Management, LLC | 4.15M | 8.93% |
| 2016-02-12 | Senvest Management, LLC | 4.12M | 8.93% |
| 2016-02-12 | Richard Mashaal | 4.12M | 8.93% |
| 2016-01-20 | Howard G. Berger, M.D. | - | 0.00% |
| 2016-01-20 | Howard and Fran Berger Family Trust | - | 0.00% |
| 2016-01-20 | HFB Enterprises, LLC | - | 0.00% |
| 2016-01-20 | Fran Berger | - | 0.00% |
| 2015-07-10 | Trust | 6.23M | 14.08% |
| 2015-02-17 | Fran Berger | 5.4M | 12.70% |
| 2015-02-17 | Howard and Fran Berger Family Trust | 270.03K | 0.70% |
| 2015-02-17 | Richard Mashaal | 2.99M | 7.00% |
| 2015-02-17 | Howard G. Berger | 5.4M | 12.70% |
| 2015-02-17 | HFB Enterprises, LLC | 5.13M | 12.00% |
| 2014-01-30 | of 7 Pages | 995.0 | 0.00% |
| 2014-01-30 | of 7 Pages | 898.0 | 0.00% |
| 2013-11-14 | of 8 Pages | 2.62M | 6.50% |
| 2013-11-14 | of 8 Pages | 2.36M | 5.90% |
| 2013-06-04 | JB Capital Partners LP | 2M | 5.00% |
| 2013-06-04 | Alan Weber | 2.44M | 6.10% |
| 2013-05-10 | Inc. 13-4057186 | 2.65M | 6.60% |
| 2013-05-10 | Willem Mesdag | 2.65M | 6.60% |
| 2013-05-10 | 20-4442412 | 2.65M | 6.60% |
| 2013-05-10 | 20-4117349 | 2.65M | 6.60% |
| 2013-05-10 | 73-1726370 | 2.65M | 6.60% |
| 2013-01-28 | Alan Weber | 1.98M | 5.20% |
| 2013-01-28 | JB Capital Partners LP | 1.71M | 4.50% |
| 2011-06-07 | Deerfield Special Situations Fund International Limited | - | 0.00% |
| 2011-06-07 | Deerfield Capital, L.P. | - | 0.00% |
| 2011-06-07 | Deerfield Partners, L.P. | - | 0.00% |
| 2011-06-07 | Deerfield Special Situations Fund, L.P. | - | 0.00% |
| 2011-06-07 | James E. Flynn | - | 0.00% |
| 2011-06-07 | Deerfield Management Company, L.P. | - | 0.00% |
| 2011-06-07 | Deerfield International Limited | - | 0.00% |
| 2010-07-06 | Edward A. Mulé | 2.24M | 6.10% |
| 2010-07-06 | Silver Point Capital, L.P. | 2.24M | 6.10% |
| 2010-07-06 | Robert J. O’Shea | 2.24M | 6.10% |
| 2009-05-28 | A. Wolf | 1.82M | 5.06% |
| 2009-05-28 | Management, LLC | 1.78M | 4.96% |
| 2009-05-28 | S. Ellin | 1.78M | 4.96% |
| 2009-05-28 | Capital Master Fund, Ltd. | 1.78M | 4.96% |
| 2009-04-20 | A. Wolf | 1.83M | 5.10% |
| 2009-04-20 | Capital Master Fund, Ltd. | 1.8M | 5.01% |
| 2009-04-20 | Management, LLC | 1.8M | 5.01% |
| 2009-04-20 | S. Ellin | 1.8M | 5.01% |
| 2008-10-08 | Trinad Management, LLC | 1.8M | 5.03% |
| 2008-10-08 | Trinad Capital Master Fund, Ltd. | 1.8M | 5.03% |
| 2008-10-08 | Trinad Capital LP | 1.5M | 4.19% |
| 2008-10-08 | Jay A. Wolf | 1.8M | 5.03% |
| 2008-10-08 | Robert S. Ellin | 1.8M | 5.03% |
| 2008-10-08 | Trinad Advisors II, LLC | 1.5M | 4.19% |
| 2008-07-17 | EIN # | 112.1K | 0.31% |
| 2008-07-17 | EIN # | 990.16K | 2.78% |
| 2008-07-17 | EIN # | 18682.0 | 0.05% |
| 2008-07-17 | EIN # 13-4137530 | 1.87M | 5.24% |
| 2008-07-17 | EIN # 32-0006283 | 747.29K | 2.10% |
| 2008-02-01 | Contrarian Equity Fund, L.P. | 622.58K | 1.79% |
| 2008-02-01 | Contrarian Capital Management, L.L.C. | 622.58K | 1.79% |
| 2006-11-21 | Contrarian Equity Fund, L.P. | 3.7M | 5.70% |
| 2006-11-21 | Contrarian Capital Management, L.L.C. | 3.82M | 5.90% |
| Date | Stock Price | Shares Outstanding | Market Cap | Cash & Equivalents | Total Debt | Enterprise Value |
|---|---|---|---|---|---|---|
| 2025-12-31 | $71.35 | 75.19M | $5.36B | $767.22M | $1.86B | $6.46B |
| 2024-12-31 | $69.84 | 73.04M | $5.1B | $740.02M | $1.73B | $6.09B |
| 2023-12-31 | $34.77 | 63.58M | $2.21B | $342.57M | $1.49B | $3.36B |
| 2022-12-31 | $18.83 | 56.29M | $1.06B | $127.83M | $1.51B | $2.45B |
| 2021-12-31 | $30.11 | 52.5M | $1.58B | $134.61M | $1.4B | $2.84B |
| 2020-12-31 | $19.57 | 50.89M | $995.95M | $102.02M | $1.18B | $2.08B |
| 2019-12-31 | $20.30 | 49.67M | $1.01B | $40.16M | $1.25B | $2.21B |
| 2018-12-31 | $10.17 | 48.11M | $489.32M | $10.39M | $672.28M | $1.15B |
| 2017-12-31 | $10.10 | 46.88M | $473.5M | $51.32M | $612.99M | $1.04B |
| 2016-12-31 | $6.45 | 46.24M | $298.28M | $20.64M | $638.73M | $916.37M |
| Date | Stock Price | Shares Outstanding | Market Cap | Cash & Equivalents | Total Debt | Enterprise Value |
|---|---|---|---|---|---|---|
| 2026-06-30 | $61.67 | 77.43M | $4.77B | $726.27M | $2.18B | $6.23B |
| 2026-03-31 | $55.89 | 77.06M | $4.31B | $455.34M | $1.93B | $5.79B |
| 2025-12-31 | $71.35 | 75.19M | $5.36B | $767.22M | $1.86B | $6.46B |
| 2025-09-30 | $76.21 | 74.7M | $5.69B | $804.72M | $1.85B | $6.74B |
| 2025-06-30 | $56.91 | 74.07M | $4.22B | $833.15M | $1.9B | $5.28B |
| 2025-03-31 | $49.72 | 74.38M | $3.7B | $717.32M | $1.75B | $4.73B |
| 2024-12-31 | $69.84 | 73.57M | $5.14B | $740.02M | $1.73B | $6.13B |
| 2024-09-30 | $69.39 | 73.49M | $5.1B | $748.92M | $1.74B | $6.09B |
| 2024-06-30 | $58.55 | 73.42M | $4.3B | $741.68M | $1.72B | $5.28B |
| 2024-03-31 | $48.11 | 69.31M | $3.33B | $526.98M | $1.52B | $4.33B |
| 2023-12-31 | $34.77 | 67.9M | $2.36B | $342.57M | $1.49B | $3.51B |
| 2023-09-30 | $28.19 | 67.79M | $1.91B | $337.88M | $1.53B | $3.11B |