NSPR Insider Transactions
109 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 1–100; provenance stays internal.
NSPR insiders transaction timeline
PurchaseSale
| Insider profile | Role | Date | Transaction | Shares | Price |
|---|---|---|---|---|---|
| Stuka Paul | Director | 2026-05-27 | Purchase | 20,000.0 | $0.88 |
| Gleason Shane Thomas | Chief Commercial Officer | 2026-05-19 | Sale | 22,778.0 | $1.01 |
| Stuka Paul | Director | 2026-05-14 | Purchase | 5,000.0 | $1.15 |
| Stuka Paul | Director | 2026-05-13 | Purchase | 10,000.0 | $1.16 |
| Slosman Marvin | CEO and President | 2026-05-12 | Purchase | 21,000.0 | $1.2 |
| Stuka Paul | Director | 2026-05-11 | Purchase | 10,000.0 | $1.19 |
| Stuka Paul | Director | 2026-05-11 | Purchase | 10,000.0 | $1.19 |
| Stuka Paul | Director | 2026-05-08 | Purchase | 65,626.0 | $1.16 |
| Stuka Paul | Director | 2026-05-08 | Purchase | 65,626.0 | $1.16 |
| Ward Scott R. | Director | 2026-05-07 | Purchase | 73,255.0 | $1.15 |
| Stuka Paul | Director | 2026-05-07 | Purchase | 6,378.0 | $1.15 |
| ROUBIN GARY S | Director | 2026-05-07 | Purchase | 90,000.0 | $1.18 |
| Ward Scott R. | Director | 2026-05-06 | Purchase | 15,995.0 | $1.15 |
| Stuka Paul | Director | 2026-05-06 | Purchase | 1,517.0 | $1.12 |
| Gleason Shane Thomas | Chief Commercial Officer | 2026-02-02 | Sale | 2,941.0 | $1.59 |
| Gleason Shane Thomas | Chief Commercial Officer | 2026-02-02 | Sale | 2,000.0 | $1.6 |
| Gleason Shane Thomas | Chief Commercial Officer | 2026-01-30 | Sale | 2,900.0 | $1.63 |
| Gleason Shane Thomas | Chief Commercial Officer | 2026-01-29 | Sale | 5,000.0 | $1.65 |
| Gleason Shane Thomas | Chief Commercial Officer | 2026-01-28 | Sale | 12,395.0 | $1.65 |
| Gleason Shane Thomas | Chief Commercial Officer | 2026-01-27 | Sale | 4,781.0 | $1.66 |
| Gleason Shane Thomas | Chief Commercial Officer | 2026-01-22 | Sale | 8,411.0 | $1.57 |
| Gleason Shane Thomas | Chief Commercial Officer | 2026-01-21 | Sale | 17,593.0 | $1.62 |
| Gleason Shane Thomas | Chief Commercial Officer | 2026-01-20 | Sale | 2,955.0 | $1.59 |
| Gleason Shane Thomas | Chief Commercial Officer | 2026-01-16 | Sale | 2,250.0 | $1.61 |
| Gleason Shane Thomas | Chief Commercial Officer | 2026-01-15 | Sale | 2,909.0 | $1.58 |
| Stuka Paul | Director | 2025-12-09 | Purchase | 2,710.0 | $1.81 |
| Stuka Paul | Director | 2025-12-09 | Purchase | 5,073.0 | $1.81 |
| Stuka Paul | Director | 2025-12-05 | Purchase | 5,073.0 | $1.86 |
| Stuka Paul | Director | 2025-12-04 | Purchase | 10,130.0 | $1.85 |
| Stuka Paul | Director | 2025-11-12 | Purchase | 13,431.0 | $1.62 |
| ROUBIN GARY S | Director | 2025-07-30 | Purchase | 41,322.0 | $2.42 |
| Kester Thomas J | Director | 2025-07-30 | Purchase | 30,991.0 | $2.42 |
| Slosman Marvin | CEO and President | 2025-07-30 | Purchase | 10,330.0 | $2.42 |
| Stuka Paul | Director | 2025-07-30 | Purchase | 20,661.0 | $2.42 |
| Gleason Shane Thomas | Chief Commercial Officer | 2025-05-30 | Sale | 7,186.0 | $2.51 |
| Gleason Shane Thomas | Chief Commercial Officer | 2025-05-29 | Sale | 3,760.0 | $2.51 |
| Gleason Shane Thomas | Chief Commercial Officer | 2025-05-27 | Sale | 1,572.0 | $2.51 |
| Gleason Shane Thomas | Chief Commercial Officer | 2025-05-23 | Sale | 2,482.0 | $2.51 |
| Gleason Shane Thomas | Chief Commercial Officer | 2025-02-25 | Sale | 10,000.0 | $3.65 |
| Gleason Shane Thomas | Chief Commercial Officer | 2025-02-04 | Sale | 5,132.0 | $2.46 |
| Gleason Shane Thomas | Chief Commercial Officer | 2025-02-03 | Sale | 7,073.0 | $2.51 |
| Gleason Shane Thomas | Chief Commercial Officer | 2025-01-31 | Sale | 9,923.0 | $2.55 |
| Gleason Shane Thomas | Chief Commercial Officer | 2025-01-30 | Sale | 2,454.0 | $2.51 |
| Gleason Shane Thomas | Chief Commercial Officer | 2025-01-29 | Sale | 3,660.0 | $2.46 |
| Gleason Shane Thomas | Chief Commercial Officer | 2025-01-28 | Sale | 2,476.0 | $2.61 |
| Gleason Shane Thomas | Chief Commercial Officer | 2025-01-27 | Sale | 3,858.0 | $2.71 |
| ROUBIN GARY S | Director | 2023-11-30 | Purchase | 50,000.0 | $2.53 |
| Stuka Paul | Director | 2023-05-12 | Purchase | 175,000.0 | $1.63 |
| Kester Thomas J | Director | 2023-05-12 | Purchase | 61,249.0 | $1.63 |
| BERMAN MICHAEL | Director | 2023-05-12 | Purchase | 122,497.0 | $1.63 |
| ROUBIN GARY S | Director | 2023-05-12 | Purchase | 61,249.0 | $1.63 |
| ROUBIN GARY S | Director | 2022-08-18 | Purchase | 35,500.0 | $1.91 |
| ROUBIN GARY S | Director | 2021-12-28 | Purchase | 16,393.0 | $3.08 |
| Stuka Paul | Director | 2021-12-01 | Purchase | 12,037.0 | $3.51 |
| Stuka Paul | Director | 2021-11-30 | Purchase | 18,372.0 | $3.55 |
| Stuka Paul | Director | 2021-11-29 | Purchase | 3,177.0 | $3.55 |
| Stuka Paul | Director | 2021-11-26 | Purchase | 1,200.0 | $3.55 |
| Stuka Paul | Director | 2021-11-24 | Purchase | 18,328.0 | $3.55 |
| Stuka Paul | Director | 2021-11-23 | Purchase | 1,204.0 | $3.55 |
| Stuka Paul | Director | 2021-11-22 | Purchase | 19,188.0 | $3.54 |
| ROUBIN GARY S | Director | 2021-11-17 | Purchase | 290.0 | $3.77 |
| ROUBIN GARY S | Director | 2021-11-17 | Purchase | 25,640.0 | $3.86 |
| ROUBIN GARY S | Director | 2021-08-25 | Purchase | 22,249.0 | $4.19 |
| Slosman Marvin | CEO and President | 2021-02-08 | Purchase | 40,320.0 | $0.62 |
| Kester Thomas J | Director | 2021-02-08 | Purchase | 120,960.0 | $0.62 |
| BERMAN MICHAEL | Director | 2021-02-08 | Purchase | 80,640.0 | $0.62 |
| ROUBIN GARY S | Director | 2021-02-08 | Purchase | 241,930.0 | $0.62 |
| ROUBIN GARY S | Director | 2020-10-16 | Purchase | 222,223.0 | $0.45 |
| Slosman Marvin | CEO and President | 2020-06-05 | Purchase | 55,550.0 | $0.45 |
| Kester Thomas J | Director | 2020-06-03 | Purchase | 50,000.0 | $0.42 |
| Stuka Paul | Director | 2018-12-11 | Sale | 65.0 | $0.18 |
| Kester Thomas J | Director | 2018-11-21 | Sale | 8.0 | $0.21 |
| BARER SOL J | Director | 2016-03-21 | Purchase | 847,458.0 | $0.59 |
| LOUGHLIN JAMES J | Director | 2016-03-21 | Purchase | 50,000.0 | $0.59 |
| Rogers Campbell | Director | 2016-03-21 | Purchase | 8,474.0 | $0.59 |
| Stuka Paul | Director | 2016-03-21 | Purchase | 127,119.0 | $0.59 |
| BARER SOL J | Director | 2015-03-09 | Purchase | 2,500,000.0 | — |
| MILINAZZO ALAN | President and CEO | 2015-03-09 | Purchase | 125,000.0 | — |
| Stuka Paul | Director | 2015-03-09 | Purchase | 625,000.0 | — |
| Olson Eric L. | VP of Global Sales Operations | 2014-11-07 | Purchase | 115,385.0 | — |
| Barry James J | Executive VP and COO | 2014-11-07 | Purchase | 19,231.0 | — |
| MILINAZZO ALAN | President and CEO | 2014-11-07 | Purchase | 19,231.0 | — |
| BARER SOL J | Director | 2014-11-07 | Purchase | 192,308.0 | — |
| Olson Eric L. | VP of Global Sales Operations | 2014-05-29 | Purchase | 31,778.0 | $2.55 |
| BARER SOL J | Director | 2014-05-13 | Purchase | 45,200.0 | $2.45 |
| MILINAZZO ALAN | President and CEO | 2014-05-12 | Purchase | 7,100.0 | $2.36 |
| BARER SOL J | Director | 2014-05-12 | Purchase | 4,800.0 | $2.42 |
| Holzer Asher | Director | 2013-11-26 | Sale | 597,300.0 | $2.64 |
| Holzer Asher | Director | 2013-11-21 | Sale | 1,100.0 | $2.63 |
| Holzer Asher | Director | 2013-11-20 | Sale | 1,000.0 | $2.68 |
| Holzer Asher | Director | 2013-11-19 | Sale | 600.0 | $2.71 |
| BARER SOL J | Director | 2013-05-31 | Purchase | 20,000.0 | $2.26 |
| BARER SOL J | Director | 2013-05-30 | Purchase | 20,000.0 | $2.07 |
| MILINAZZO ALAN | President and CEO | 2013-05-29 | Purchase | 10,000.0 | $2.11 |
| BARER SOL J | Director | 2013-05-29 | Purchase | 20,000.0 | $2.09 |
| MILINAZZO ALAN | President and CEO | 2013-05-28 | Purchase | 5,000.0 | $2.11 |
| BARER SOL J | Director | 2013-05-28 | Purchase | 20,000.0 | $2.15 |
| BARER SOL J | Director | 2013-05-24 | Purchase | 20,000.0 | $2.1 |
| Holzer Asher | Director | 2013-04-25 | Sale | 50,000.0 | $2.0 |
| BARER SOL J | Director | 2013-04-25 | Purchase | 50,000.0 | $2.0 |