STOLPER MARK
Insider CIK 1281961 · MDF Director · OTIV Director · RTIX Director · HSON · CHRS Director · RTIX Director · TOI Director · RDNT Executive VP and CFO
Trades across companies
| Ticker | Code | Trade | Filed | Shares | Price | Value | Owned after | |
|---|---|---|---|---|---|---|---|---|
| TOI Oncology Institute, Inc. | A Award | 2026-07-27 | 2026-07-29 | 31,124 | — | $0 | 56,957 | SEC↗ |
| TOI Oncology Institute, Inc. | A Award | 2026-07-27 | 2026-07-29 | 31,124 | — | $0 | 56,957 | SEC↗ |
| TOI Oncology Institute, Inc. | A Award | 2026-07-07 | 2026-07-09 | 25,833 | — | $0 | 25,833 | SEC↗ |
| RDNT RadNet, Inc. | A Award | 2026-03-03 | 2026-03-05 | 18,228 | — | $0 | 121,943 | SEC↗ |
| RDNT RadNet, Inc. | M Exercise deriv | 2025-12-10 | 2025-12-12 | 35,703 | — | $0 | 0 | SEC↗ |
| RDNT RadNet, Inc. | M Exercise | 2025-12-10 | 2025-12-12 | 35,703 | $6.07 | $216.7K | 103,715 | SEC↗ |
| RDNT RadNet, Inc. | S Sale | 2025-09-16 | 2025-09-18 | 35,000 | $73.89 | $2.59M | 68,012 | SEC↗ |
| RDNT RadNet, Inc. | A Award | 2025-01-08 | 2025-01-10 | 22,889 | — | $0 | 103,012 | SEC↗ |
| RDNT RadNet, Inc. | G Gift | 2024-12-16 | 2024-12-18 | 275 | — | $0 | 80,123 | SEC↗ |
| RDNT RadNet, Inc. | S Sale | 2024-06-10 | 2024-06-12 | 25,000 | $61.27 | $1.53M | 80,398 | SEC↗ |
| CHRS Coherus BioSciences, Inc. | A Award deriv | 2024-06-03 | 2024-06-05 | 112,000 | — | $0 | 112,000 | SEC↗ |
| RDNT RadNet, Inc. | A Award deriv | 2024-03-01 | 2024-03-04 | 27,276 | — | $0 | 27,276 | SEC↗ |
| RDNT RadNet, Inc. | A Award | 2024-03-01 | 2024-03-04 | 14,072 | — | $0 | 105,398 | SEC↗ |
| RDNT RadNet, Inc. | A Award deriv | 2024-01-09 | 2024-01-10 | 14,558 | — | $0 | 14,558 | SEC↗ |
| CHRS Coherus BioSciences, Inc. | A Award deriv | 2023-06-07 | 2023-06-09 | 38,250 | — | $0 | 38,250 | SEC↗ |
| RDNT RadNet, Inc. | G Gift | 2023-05-12 | 2023-05-16 | 900 | — | $0 | 91,326 | SEC↗ |
| RDNT RadNet, Inc. | G Gift | 2023-05-04 | 2023-05-08 | 375 | — | $0 | 92,226 | SEC↗ |
| RDNT RadNet, Inc. | A Award deriv | 2023-02-28 | 2023-03-02 | 2,227 | — | $0 | 2,227 | SEC↗ |
| RDNT RadNet, Inc. | A Award deriv | 2023-02-28 | 2023-03-02 | 4,854 | — | $0 | 4,854 | SEC↗ |
| RDNT RadNet, Inc. | A Award deriv | 2023-01-03 | 2023-01-05 | 27,276 | — | $0 | 27,276 | SEC↗ |
| RDNT RadNet, Inc. | A Award deriv | 2023-01-03 | 2023-01-05 | 14,073 | — | $0 | 14,073 | SEC↗ |
| SRGA SURGALIGN HOLDINGS, INC. | A Award | 2022-08-15 | 2022-08-17 | 22,857 | — | $0 | 28,867 | SEC↗ |
| CHRS Coherus BioSciences, Inc. | A Award deriv | 2022-01-07 | 2022-01-10 | 27,000 | — | $0 | 27,000 | SEC↗ |
| CHRS Coherus BioSciences, Inc. | A Award deriv | 2022-01-07 | 2022-02-11 | 27,000 | — | $0 | 27,000 | SEC↗ |
| RDNT RadNet, Inc. | A Award deriv | 2022-01-04 | 2022-01-06 | 4,882 | — | $0 | 4,882 | SEC↗ |
| RDNT RadNet, Inc. | A Award deriv | 2022-01-04 | 2022-01-06 | 13,374 | — | $0 | 13,374 | SEC↗ |
| RDNT RadNet, Inc. | A Award deriv | 2022-01-04 | 2022-01-06 | 29,140 | — | $0 | 29,140 | SEC↗ |
| RDNT RadNet, Inc. | A Award deriv | 2022-01-04 | 2022-01-06 | 10,635 | — | $0 | 10,635 | SEC↗ |
| RDNT RadNet, Inc. | A Award deriv | 2021-09-21 | 2021-09-24 | 2,410 | — | $0 | 2,410 | SEC↗ |
| CHRS Coherus BioSciences, Inc. | A Award deriv | 2021-05-21 | 2021-05-25 | 20,000 | — | $0 | 20,000 | SEC↗ |
| SRGA SURGALIGN HOLDINGS, INC. | A Award | 2021-05-07 | 2021-07-02 | 72,254 | — | $0 | 180,397 | SEC↗ |
| SRGA SURGALIGN HOLDINGS, INC. | A Award | 2021-05-07 | 2021-05-10 | 57,803 | — | $0 | 165,946 | SEC↗ |
| SRGA SURGALIGN HOLDINGS, INC. | P Buy | 2021-02-01 | 2021-02-02 | 16,667 | $1.50 | $25.0K | 108,143 | SEC↗ |
| CHRS Coherus BioSciences, Inc. | A Award deriv | 2021-01-05 | 2021-01-07 | 40,000 | — | $0 | 40,000 | SEC↗ |
| RDNT RadNet, Inc. | A Award deriv | 2021-01-04 | 2021-01-06 | 19,317 | — | $0 | 19,317 | SEC↗ |
| RTIX RTI Surgical Holdings, Inc | A Award | 2020-02-26 | 2020-03-02 | 24,692 | — | $0 | 91,476 | SEC↗ |
| RDNT RadNet, Inc. | A Award deriv | 2020-01-06 | 2023-05-08 | 10,607 | — | $0 | 10,607 | SEC↗ |
| RDNT RadNet, Inc. | A Award deriv | 2020-01-06 | 2023-05-08 | 11,625 | — | $0 | 33,354 | SEC↗ |
| RDNT RadNet, Inc. | A Award deriv | 2020-01-06 | 2020-01-10 | 11,625 | — | $0 | 33,354 | SEC↗ |
| RDNT RadNet, Inc. | A Award | 2020-01-06 | 2020-01-10 | 11,625 | — | $0 | 104,239 | SEC↗ |
| RDNT RadNet, Inc. | S Sale | 2019-08-15 | 2019-08-16 | 20,703 | $15.15 | $313.7K | 92,614 | SEC↗ |
| RDNT RadNet, Inc. | S Sale | 2019-03-18 | 2019-03-20 | 15,000 | $14.99 | $224.8K | 113,317 | SEC↗ |
| RTIX RTI SURGICAL, INC. | D To issuer | 2019-03-08 | 2019-03-11 | 66,784 | — | $0 | 0 | SEC↗ |
| RTIX RTI Surgical Holdings, Inc | A Award | 2019-03-08 | 2019-03-11 | 66,784 | — | $0 | 66,784 | SEC↗ |
| RTIX RTI SURGICAL, INC. | A Award | 2019-02-26 | 2019-02-27 | 21,322 | — | $0 | 66,784 | SEC↗ |
| RDNT RadNet, Inc. | A Award deriv | 2019-01-07 | 2019-01-15 | 21,729 | — | $0 | 21,729 | SEC↗ |
| RDNT RadNet, Inc. | A Award deriv | 2019-01-07 | 2019-01-15 | 21,729 | — | $0 | 21,729 | SEC↗ |
| RDNT RadNet, Inc. | A Award deriv | 2019-01-07 | 2019-03-05 | 21,729 | — | $0 | 21,729 | SEC↗ |
| RDNT RadNet, Inc. | A Award deriv | 2019-01-07 | 2019-03-05 | 21,729 | — | $0 | 21,729 | SEC↗ |
| RDNT RadNet, Inc. | G Gift | 2018-04-11 | 2018-04-11 | 2,000 | — | $0 | 128,319 | SEC↗ |
| RDNT RadNet, Inc. | S Sale | 2018-03-20 | 2018-03-20 | 15,000 | $13.19 | $197.8K | 130,319 | SEC↗ |
| RTIX RTI SURGICAL, INC. | A Award | 2018-02-28 | 2018-03-01 | 17,647 | — | $0 | 45,462 | SEC↗ |
| RDNT RadNet, Inc. | J Other deriv | 2018-01-02 | 2018-01-02 | 21,564 | — | $0 | 91,666 | SEC↗ |
| RDNT RadNet, Inc. | A Award deriv | 2018-01-02 | 2018-01-02 | 21,564 | — | $0 | 126,065 | SEC↗ |
| RDNT RadNet, Inc. | S Sale | 2017-08-30 | 2017-08-30 | 10,000 | $10.19 | $101.9K | 145,319 | SEC↗ |
| RDNT RadNet, Inc. | S Sale | 2017-05-24 | 2017-05-24 | 15,000 | $7.33 | $110.0K | 155,319 | SEC↗ |
| RTIX RTI SURGICAL, INC. | A Award | 2017-05-16 | 2017-05-17 | 16,484 | — | $0 | 27,815 | SEC↗ |
| RTIX RTI SURGICAL, INC. | P Buy | 2017-05-05 | 2017-05-09 | 5,000 | $4.57 | $22.9K | 11,331 | SEC↗ |
| RTIX RTI SURGICAL, INC. | A Award | 2017-03-14 | 2017-03-16 | 6,331 | — | $0 | 6,331 | SEC↗ |
| RDNT RadNet, Inc. | A Award deriv | 2017-01-06 | 2017-01-09 | 34,399 | — | $0 | 104,501 | SEC↗ |
| RDNT RadNet, Inc. | J Other deriv | 2017-01-06 | 2017-01-09 | 34,399 | — | $0 | 70,102 | SEC↗ |
| RDNT RadNet, Inc. | S Sale | 2016-08-12 | 2016-08-12 | 35,414 | $6.25 | $221.3K | 170,319 | SEC↗ |
| RDNT RadNet, Inc. | J Other deriv | 2016-01-04 | 2016-01-05 | 35,703 | — | $0 | 35,703 | SEC↗ |
| RDNT RadNet, Inc. | A Award | 2016-01-04 | 2016-01-05 | 35,703 | — | $0 | 205,733 | SEC↗ |
| RDNT RadNet, Inc. | S Sale | 2015-12-03 | 2015-12-03 | 19,187 | $6.18 | $118.6K | 170,030 | SEC↗ |
| RDNT RadNet, Inc. | S Sale | 2015-05-20 | 2015-05-22 | 50,000 | $6.86 | $343.0K | 189,217 | SEC↗ |
| RDNT RadNet, Inc. | X Exercise deriv | 2015-04-15 | 2015-04-17 | 50,000 | — | $0 | 37,500 | SEC↗ |
| RDNT RadNet, Inc. | X Exercise deriv | 2015-04-15 | 2015-04-17 | 37,500 | — | $0 | 0 | SEC↗ |
| RDNT RadNet, Inc. | M Exercise | 2015-04-15 | 2015-04-17 | 50,000 | — | $0 | 342,012 | SEC↗ |
| RDNT RadNet, Inc. | F Tax w/h | 2015-04-15 | 2015-04-17 | 12,267 | — | $0 | 352,426 | SEC↗ |
| RDNT RadNet, Inc. | M Exercise | 2015-04-15 | 2015-04-17 | 37,500 | — | $0 | 364,693 | SEC↗ |
| RDNT RadNet, Inc. | F Tax w/h | 2015-04-15 | 2015-04-17 | 14,819 | — | $0 | 327,193 | SEC↗ |
| RDNT RadNet, Inc. | J Other | 2015-03-04 | 2015-05-22 | 2,250 | — | $0 | 178,803 | SEC↗ |
| RDNT RadNet, Inc. | A Award | 2015-01-05 | 2015-05-22 | 27,425 | — | $0 | 183,453 | SEC↗ |
| RDNT RadNet, Inc. | J Other | 2015-01-05 | 2015-05-22 | 2,400 | — | $0 | 181,053 | SEC↗ |
| RDNT RadNet, Inc. | A Award | 2015-01-02 | 2015-01-05 | 25,025 | — | $0 | 292,012 | SEC↗ |
| OTIV ON TRACK INNOVATIONS LTD | A Award deriv | 2014-05-26 | 2014-06-12 | 50,000 | — | $0 | 50,000 | SEC↗ |
| RDNT RadNet, Inc. | S Sale | 2014-05-13 | 2014-05-13 | 75,000 | $6.47 | $485.3K | 266,387 | SEC↗ |
| RDNT RadNet, Inc. | X Exercise deriv | 2014-04-22 | 2014-04-23 | 125,000 | — | $0 | 87,500 | SEC↗ |
| RDNT RadNet, Inc. | F Tax w/h | 2014-04-22 | 2014-04-23 | 61,350 | — | $0 | 341,387 | SEC↗ |
| RDNT RadNet, Inc. | M Exercise | 2014-04-22 | 2014-04-23 | 125,000 | — | $0 | 402,731 | SEC↗ |
| RDNT RadNet, Inc. | J Other | 2014-01-02 | 2015-04-30 | 2,250 | — | $0 | 190,153 | SEC↗ |
| RDNT RadNet, Inc. | A Award | 2014-01-02 | 2014-01-03 | 77,160 | — | $0 | 277,731 | SEC↗ |
| RDNT RadNet, Inc. | J Other | 2013-12-17 | 2015-05-22 | 71,472 | — | $0 | 92,468 | SEC↗ |
| RDNT RadNet, Inc. | J Other deriv | 2013-12-17 | 2013-12-17 | 0 | — | $0 | 212,500 | SEC↗ |
| RDNT RadNet, Inc. | J Other | 2013-12-17 | 2013-12-17 | 18,669 | — | $0 | 200,571 | SEC↗ |
| HSON Hudson Global, Inc. | P Buy | 2013-08-29 | 2014-10-21 | 500 | $2.68 | $1.3K | 500 | SEC↗ |
| RDNT RadNet, Inc. | S Sale | 2013-05-23 | 2013-05-23 | 55,300 | $2.41 | $133.3K | 163,940 | SEC↗ |
| RDNT RadNet, Inc. | S Sale | 2013-05-22 | 2013-05-23 | 19,700 | $2.50 | $49.3K | 219,240 | SEC↗ |
| RDNT RadNet, Inc. | A Award | 2013-01-02 | 2013-01-03 | 50,000 | — | $0 | 238,940 | SEC↗ |
| MDF METROPOLITAN HEALTH NETWOR | D To issuer deriv | 2012-12-21 | 2012-12-26 | 5,989 | $8.21 | $49.2K | 0 | SEC↗ |
| MDF METROPOLITAN HEALTH NETWOR | D To issuer | 2012-12-21 | 2012-12-26 | 37,232 | $11.25 | $418.9K | 0 | SEC↗ |
| MDF METROPOLITAN HEALTH NETWOR | A Award | 2012-06-13 | 2012-06-13 | 9,069 | — | $0 | 37,232 | SEC↗ |
| MDF METROPOLITAN HEALTH NETWOR | J Other | 2012-05-14 | 2012-05-16 | 25,020 | — | $0 | 0 | SEC↗ |
| RDNT RadNet, Inc. | A Award | 2012-01-03 | 2012-01-04 | 75,000 | — | $0 | 188,940 | SEC↗ |