PRKR Insider Transactions
439 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.
PRKR insiders transaction timeline
PurchaseSale
| Insider profile | Role | Date | Transaction | Shares | Price |
|---|
| Titterton Lewis H jr | Director | 2025-11-18 | Purchase | 4,761,905.0 | $0.21 |
|---|
| POEHLMAN CYNTHIA | CFO | 2022-01-19 | Sale | 6,600.0 | $1.18 |
|---|
| ROSENBAUM PAUL A | Director | 2021-12-29 | Sale | 89,000.0 | $0.73 |
|---|
| ROSENBAUM PAUL A | Director | 2021-12-27 | Sale | 20,000.0 | $0.76 |
|---|
| Newman Frank N | Director | 2021-12-27 | Sale | 5,000.0 | $0.81 |
|---|
| Newman Frank N | Director | 2021-12-21 | Sale | 5,000.0 | $0.89 |
|---|
| Newman Frank N | Director | 2021-12-20 | Sale | 5,000.0 | $0.9 |
|---|
| POEHLMAN CYNTHIA | CFO | 2021-11-15 | Sale | 150.0 | $1.19 |
|---|
| POEHLMAN CYNTHIA | CFO | 2021-11-08 | Sale | 10,000.0 | $1.2 |
|---|
| POEHLMAN CYNTHIA | CFO | 2021-10-26 | Sale | 2,657.0 | $1.18 |
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| POEHLMAN CYNTHIA | CFO | 2021-10-25 | Sale | 2,343.0 | $1.18 |
|---|
| POEHLMAN CYNTHIA | CFO | 2021-10-25 | Sale | 5,000.0 | $1.19 |
|---|
| POEHLMAN CYNTHIA | CFO | 2021-10-15 | Sale | 846.0 | $1.21 |
|---|
| POEHLMAN CYNTHIA | CFO | 2021-10-14 | Sale | 3,154.0 | $1.21 |
|---|
| POEHLMAN CYNTHIA | CFO | 2021-10-13 | Sale | 3,475.0 | $1.21 |
|---|
| POEHLMAN CYNTHIA | CFO | 2021-10-12 | Sale | 2,525.0 | $1.21 |
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| POEHLMAN CYNTHIA | CFO | 2021-10-07 | Sale | 3,000.0 | $1.23 |
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| POEHLMAN CYNTHIA | CFO | 2021-10-05 | Sale | 7,000.0 | $1.2 |
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| POEHLMAN CYNTHIA | CFO | 2021-09-27 | Sale | 10,000.0 | $1.2 |
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| POEHLMAN CYNTHIA | CFO | 2021-09-21 | Sale | 9,000.0 | $1.2 |
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| POEHLMAN CYNTHIA | CFO | 2021-09-20 | Sale | 1,000.0 | $1.2 |
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| POEHLMAN CYNTHIA | CFO | 2021-09-15 | Sale | 1,500.0 | $1.32 |
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| POEHLMAN CYNTHIA | CFO | 2021-09-15 | Sale | 50.0 | $1.31 |
|---|
| POEHLMAN CYNTHIA | CFO | 2021-09-13 | Sale | 200.0 | $1.31 |
|---|
| POEHLMAN CYNTHIA | CFO | 2021-09-07 | Sale | 7,500.0 | $1.3 |
|---|
| POEHLMAN CYNTHIA | CFO | 2021-09-07 | Sale | 2,500.0 | $1.2 |
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| POEHLMAN CYNTHIA | CFO | 2021-09-01 | Sale | 9,600.0 | $1.24 |
|---|
| POEHLMAN CYNTHIA | CFO | 2021-08-30 | Sale | 400.0 | $1.26 |
|---|
| POEHLMAN CYNTHIA | CFO | 2021-08-12 | Sale | 7,054.0 | $1.5 |
|---|
| POEHLMAN CYNTHIA | CFO | 2021-08-12 | Sale | 596.0 | $1.6 |
|---|
| POEHLMAN CYNTHIA | CFO | 2021-08-11 | Sale | 2,350.0 | $1.51 |
|---|
| POEHLMAN CYNTHIA | CFO | 2021-08-09 | Sale | 10,000.0 | $1.4 |
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| POEHLMAN CYNTHIA | CFO | 2021-08-02 | Sale | 950.0 | $1.45 |
|---|
| POEHLMAN CYNTHIA | CFO | 2021-07-28 | Sale | 8,738.0 | $1.6 |
|---|
| POEHLMAN CYNTHIA | CFO | 2021-07-26 | Sale | 11,262.0 | $1.6 |
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| POEHLMAN CYNTHIA | CFO | 2021-06-15 | Sale | 100.0 | $1.27 |
|---|
| POEHLMAN CYNTHIA | CFO | 2021-06-15 | Sale | 24,900.0 | $1.26 |
|---|
| Newman Frank N | Director | 2021-04-13 | Sale | 2,000.0 | $1.35 |
|---|
| Newman Frank N | Director | 2021-04-08 | Sale | 2,400.0 | $1.41 |
|---|
| ROSENBAUM PAUL A | Director | 2018-09-10 | Purchase | 100,000.0 | $0.4 |
|---|
| PARKER JEFFREY | Chief Executive Officer | 2018-09-10 | Purchase | 100,000.0 | $0.4 |
|---|
| PARKER JEFFREY | Chief Executive Officer | 2017-05-02 | Sale | 42.0 | $2.07 |
|---|
| PARKER JEFFREY | Chief Executive Officer | 2016-11-07 | Sale | 739.0 | $3.53 |
|---|
| PARKER JEFFREY | Chief Executive Officer | 2016-10-13 | Sale | 1,218.0 | $3.84 |
|---|
| PARKER JEFFREY | Chief Executive Officer | 2015-12-11 | Sale | 1,331.0 | $1.35 |
|---|
| PARKER JEFFREY | Chief Executive Officer | 2015-09-01 | Sale | 4,021.0 | $1.7 |
|---|
| Stuckey John | Executive Vice President | 2014-06-20 | Sale | 3,937.0 | $4.95 |
|---|
| Stuckey John | Executive Vice President | 2014-06-19 | Sale | 25,000.0 | $4.95 |
|---|
| Stuckey John | Executive Vice President | 2014-06-18 | Sale | 25,000.0 | $5.0 |
|---|
| Stuckey John | Executive Vice President | 2014-06-06 | Sale | 10,000.0 | $5.0 |
|---|
| SORRELLS DAVID F | Chief Technical Officer | 2014-06-02 | Sale | 5,000.0 | $4.95 |
|---|
| Stuckey John | Executive Vice President | 2014-04-15 | Sale | 29.0 | $4.33 |
|---|
| SORRELLS DAVID F | Chief Technical Officer | 2014-03-03 | Sale | 5,000.0 | $4.93 |
|---|
| POEHLMAN CYNTHIA | Chief Financial Officer | 2014-01-03 | Sale | 10,000.0 | $4.99 |
|---|
| SORRELLS DAVID F | Chief Technical Officer | 2013-12-02 | Sale | 5,000.0 | $4.5 |
|---|
| POEHLMAN CYNTHIA | Chief Financial Officer | 2013-11-25 | Sale | 5,000.0 | $4.09 |
|---|
| POEHLMAN CYNTHIA | Chief Financial Officer | 2013-11-22 | Sale | 5,000.0 | $3.95 |
|---|
| Stuckey John | Executive Vice President | 2013-11-22 | Sale | 3,500.0 | $3.9 |
|---|
| SORRELLS DAVID F | Chief Technical Officer | 2013-10-23 | Sale | 10,000.0 | $7.5 |
|---|
| SORRELLS DAVID F | Chief Technical Officer | 2013-10-17 | Sale | 5,000.0 | $5.25 |
|---|
| Stuckey John | Executive Vice President | 2013-06-06 | Sale | 1,100.0 | $4.23 |
|---|
| Stuckey John | Executive Vice President | 2013-06-06 | Sale | 1,100.0 | $4.22 |
|---|
| Stuckey John | Executive Vice President | 2013-06-06 | Sale | 2,700.0 | $4.21 |
|---|
| Stuckey John | Executive Vice President | 2013-06-06 | Sale | 100.0 | $4.2 |
|---|
| SORRELLS DAVID F | Chief Technical Officer | 2013-06-04 | Sale | 1,475.0 | $4.5 |
|---|
| SORRELLS DAVID F | Chief Technical Officer | 2013-06-03 | Sale | 3,525.0 | $4.5 |
|---|
| Metcalf John Patrick | Director | 2013-02-21 | Sale | 3,093.0 | $3.5 |
|---|
| Metcalf John Patrick | Director | 2013-02-21 | Sale | 4,000.0 | $3.4 |
|---|
| Metcalf John Patrick | Director | 2013-02-21 | Sale | 4,000.0 | $3.3 |
|---|
| PARKER JEFFREY | Chief Executive Officer | 2012-10-18 | Sale | 2,100.0 | $1.6 |
|---|
| Del Mar Asset Management, LP | TenPercentOwner | 2012-09-20 | Sale | 2,000,000.0 | $2.3 |
|---|
| DEL MAR MASTER FUND, LTD. | TenPercentOwner | 2012-09-20 | Sale | 2,000,000.0 | $2.3 |
|---|
| DEL MAR MANAGEMENT, LLC | TenPercentOwner | 2012-09-20 | Sale | 2,000,000.0 | $2.3 |
|---|
| FREELOVE DAVID | TenPercentOwner | 2012-09-20 | Sale | 2,000,000.0 | $2.3 |
|---|
| Del Mar Asset Management, LP | TenPercentOwner | 2012-07-25 | Sale | 17,100.0 | $2.85 |
|---|
| DEL MAR MASTER FUND, LTD. | TenPercentOwner | 2012-07-25 | Sale | 17,100.0 | $2.85 |
|---|
| DEL MAR MANAGEMENT, LLC | TenPercentOwner | 2012-07-25 | Sale | 17,100.0 | $2.85 |
|---|
| FREELOVE DAVID | TenPercentOwner | 2012-07-25 | Sale | 17,100.0 | $2.85 |
|---|
| Del Mar Asset Management, LP | TenPercentOwner | 2012-07-25 | Sale | 250,000.0 | $2.68 |
|---|
| DEL MAR MASTER FUND, LTD. | TenPercentOwner | 2012-07-25 | Sale | 250,000.0 | $2.68 |
|---|
| DEL MAR MANAGEMENT, LLC | TenPercentOwner | 2012-07-25 | Sale | 250,000.0 | $2.68 |
|---|
| FREELOVE DAVID | TenPercentOwner | 2012-07-25 | Sale | 250,000.0 | $2.68 |
|---|
| Del Mar Asset Management, LP | TenPercentOwner | 2012-07-25 | Sale | 1,812.0 | $2.85 |
|---|
| DEL MAR MASTER FUND, LTD. | TenPercentOwner | 2012-07-25 | Sale | 1,812.0 | $2.85 |
|---|
| DEL MAR MANAGEMENT, LLC | TenPercentOwner | 2012-07-25 | Sale | 1,812.0 | $2.85 |
|---|
| FREELOVE DAVID | TenPercentOwner | 2012-07-25 | Sale | 1,812.0 | $2.85 |
|---|
| Del Mar Asset Management, LP | TenPercentOwner | 2012-07-18 | Sale | 250,000.0 | $3.13 |
|---|
| DEL MAR MASTER FUND, LTD. | TenPercentOwner | 2012-07-18 | Sale | 250,000.0 | $3.13 |
|---|
| DEL MAR MANAGEMENT, LLC | TenPercentOwner | 2012-07-18 | Sale | 250,000.0 | $3.13 |
|---|
| FREELOVE DAVID | TenPercentOwner | 2012-07-18 | Sale | 250,000.0 | $3.13 |
|---|
| Metcalf John Patrick | Director | 2012-07-18 | Sale | 4,000.0 | $3.2 |
|---|
| Metcalf John Patrick | Director | 2012-07-18 | Sale | 4,000.0 | $3.1 |
|---|
| Del Mar Asset Management, LP | TenPercentOwner | 2012-07-10 | Sale | 368.0 | $2.76 |
|---|
| DEL MAR MASTER FUND, LTD. | TenPercentOwner | 2012-07-10 | Sale | 368.0 | $2.76 |
|---|
| DEL MAR MANAGEMENT, LLC | TenPercentOwner | 2012-07-10 | Sale | 368.0 | $2.76 |
|---|
| FREELOVE DAVID | TenPercentOwner | 2012-07-10 | Sale | 368.0 | $2.76 |
|---|
| Del Mar Asset Management, LP | TenPercentOwner | 2012-07-09 | Sale | 368.0 | $2.79 |
|---|
| DEL MAR MASTER FUND, LTD. | TenPercentOwner | 2012-07-09 | Sale | 368.0 | $2.79 |
|---|
| DEL MAR MANAGEMENT, LLC | TenPercentOwner | 2012-07-09 | Sale | 368.0 | $2.79 |
|---|
| FREELOVE DAVID | TenPercentOwner | 2012-07-09 | Sale | 368.0 | $2.79 |
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