Northwest Biotherapeutics Inc also files under NWBO], NWBO.OB, NWBT; those filings are included.
The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
| Date | Insider | Role | Action | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Aug 29, 2024 | Boynton Alton L | CHIEF SCIENTIFIC OFFICER, Director | Gift(G) | 1.0M | — | $0 |
| Aug 9, 2024 | Bosch Marnix L | CHIEF TECHNICAL OFFICER | Gift(G) | 3.0M | — | $0 |
| Aug 8, 2024 | Boynton Alton L | CHIEF SCIENTIFIC OFFICER, Director | Gift(G) | 1.0M | — | $0 |
| Jul 26, 2024 | Malik Navid | Director | Sell(S) | 658K | $0.38 | $250K |
| Nov 17, 2023 | Malik Navid | Director | Buy(S) | 150K | $0.82 | $123K |
| Nov 17, 2023 | Malik Navid | Director | Buy(S) | 295K | $0.82 | $242K |
| Nov 16, 2023 | Malik Navid | Director | Buy(S) | 125K | $0.84 | $105K |
| Apr 4, 2023 | Boynton Alton L | CHIEF SCIENTIFIC OFFICER, Director | Gift(G) | 6.8M | — | $0 |
| Apr 3, 2023 | Bosch Marnix L | Chief Technical Officer | Grant(A) | 119K | $0.25 | $30K |
| Dec 1, 2022 | Jasinowski Jerry J | Director | Grant(A) | 28K | $21.25as filed | — |
| Jan 19, 2021 | Boynton Alton L | Chief Scientific Officer, Director | Gift(G) | 3.4M | — | $0 |
| Oct 14, 2020 | Powers Linda F | President and CEO, Director, 10% Owner | Gift(G) | 3.0M | — | $0 |
| Jul 2, 2020 | Powers Linda F | See Remarks, Director, 10% Owner | Grant(A) | 2.1M | — | $0 |
| Jul 2, 2020 | Bosch Marnix L | Chief Technical Officer | Grant(A) | 3.2M | — | $0 |
| Jul 2, 2020 | Boynton Alton L | Chief Scientific Officer, Director | Grant(A) | 2.5M | — | $0 |
| Jul 2, 2020 | Powers Linda F | President and CEO, Director, 10% Owner | Grant(A) | 15.2M | — | $0 |
| Jul 2, 2020 | Powers Linda F | See Remarks, Director, 10% Owner | Grant(A) | 32.6M | — | $0 |
| Jul 2, 2020 | Bosch Marnix L | Chief Technical Officer | Grant(A) | 16.6M | — | $0 |
| Jul 2, 2020 | Goldman Leslie J. | See Remarks | Grant(A) | 1.3M | — | $0 |
| Jul 2, 2020 | Goldman Leslie J. | See Remarks | Grant(A) | 5.4M | — | $0 |
| Jul 2, 2020 | Goldman Leslie J. | See Remarks | Grant(A) | 21.8M | — | $0 |
| Jul 2, 2020 | Boynton Alton L | Chief Scientific Officer, Director | Grant(A) | 605K | — | $0 |
| Jul 2, 2020 | Bosch Marnix L | Chief Technical Officer | Grant(A) | 7.5M | — | $0 |
| Jul 2, 2020 | Boynton Alton L | Chief Scientific Officer, Director | Grant(A) | 15.7M | — | $0 |
| Jul 2, 2020 | Powers Linda F | See Remarks, Director, 10% Owner | Grant(A) | 8.7M | — | $0 |
| Apr 30, 2020 | Powers Linda F | President and CEO, Director, 10% Owner | Expiration(H) | 29.4M | — | $0 |
| Apr 30, 2020 | Powers Linda F | President and CEO, Director, 10% Owner | Other(J) | 29.4M | — | — |
| Feb 3, 2020 | Jasinowski Jerry J | Director | Grant(A) | 526K | $0.19 | $100K |
| Dec 28, 2018 | Powers Linda F | President and CEO, Director, 10% Owner | Sell(S) | 804K | $0.17 | $137K |
| Dec 28, 2018 | Powers Linda F | President and CEO, Director, 10% Owner | Sell(S) | 402K | — | $0 |
| Dec 27, 2018 | Powers Linda F | President and CEO, Director, 10% Owner | Sell(S) | 1.8M | — | $0 |
| Dec 27, 2018 | Powers Linda F | President and CEO, Director, 10% Owner | Sell(S) | 3.6M | $0.17 | $605K |
| May 28, 2018 | Malik Navid | Director | Grant(A) | 9.1M | — | — |
| May 28, 2018 | Powers Linda F | Director | Grant(A) | 39.2M | — | — |
| May 28, 2018 | Goldman Leslie J. | Senior Vice President | Grant(A) | 24.5M | — | — |
| May 28, 2018 | Black Cofer | Director | Grant(A) | 1.7M | — | — |
| May 28, 2018 | Boynton Alton L | Director | Grant(A) | 4.9M | — | — |
| May 28, 2018 | Jasinowski Jerry J | Director | Grant(A) | 4.9M | — | — |
| Mar 19, 2018 | Powers Linda F | President and CEO, Director | Grant(A) | 870K | — | — |
| Mar 19, 2018 | Powers Linda F | President and CEO, Director | Grant(A) | 0 | — | — |
| Mar 19, 2018 | Powers Linda F | President and CEO, Director | Grant(A) | 0 | — | — |
| Mar 14, 2018 | Powers Linda F | President and CEO, Director | Grant(A) | 8.7M | — | — |
| Mar 14, 2018 | Powers Linda F | President and CEO, Director | Grant(A) | 2.9M | — | — |
| Mar 14, 2018 | Powers Linda F | President and CEO, Director | Grant(A) | 29.4M | — | — |
| Mar 12, 2018 | Powers Linda F | President and CEO, Director | Other(J) | 0 | — | — |
| Mar 12, 2018 | Powers Linda F | President and CEO, Director | Other(J) | 0 | — | — |
| Jun 13, 2017 | Boynton Alton L | Chief Scientific Officer, Director | Grant(A) | 3.4M | — | $0 |
| Jun 13, 2017 | Bosch Marnix L | Chief Technical Officer | Option exercise(M) | 7.9M | — | $0 |
| Jun 30, 2015 | Cognate Bioservices, Inc. | 10% Owner | Sell(S) | 650K | $4.00 | $2.6M |
| Jun 30, 2015 | Cognate Bioservices, Inc. | 10% Owner | Sell(S) | 1.1M | $4.22 | $4.7M |
| Sep 15, 2014 | Toucan General II, LLC | 10% Owner | Sell(S) | 150K | $5.02 | $751K |
| Sep 1, 2014 | Toucan General II, LLC | 10% Owner | Buy(P) | 320K | — | — |
| Sep 1, 2014 | Toucan General II, LLC | 10% Owner | Buy(P) | 639K | — | — |
| Aug 27, 2014 | Toucan General II, LLC | 10% Owner | Sell(S) | 145K | $5.17 | $750K |
| Aug 1, 2014 | Farmer Robert A | Director | Option exercise(X) | 2K | $5.60 | $8K |
| Aug 1, 2014 | Farmer Robert A | Director | Buy(P) | 3K | $5.60 | $17K |
| Aug 1, 2014 | Toucan General II, LLC | 10% Owner | Buy(P) | 275K | — | — |
| Aug 1, 2014 | Toucan General II, LLC | 10% Owner | Buy(P) | 550K | — | — |
| Jul 17, 2014 | Toucan General II, LLC | 10% Owner | Other(J) | 3.2M | — | — |
| Jul 1, 2014 | Toucan General II, LLC | 10% Owner | Buy(P) | 398K | — | — |
| Jul 1, 2014 | Toucan General II, LLC | 10% Owner | Buy(P) | 797K | — | — |
| Jun 30, 2014 | Toucan General II, LLC | 10% Owner | Buy(P) | 281K | — | — |
| Jun 30, 2014 | Toucan General II, LLC | 10% Owner | Buy(P) | 563K | — | — |
| Jun 1, 2014 | Toucan General II, LLC | 10% Owner | Buy(P) | 193K | — | — |
| Jun 1, 2014 | Toucan General II, LLC | 10% Owner | Buy(P) | 385K | — | — |
| May 1, 2014 | Toucan General II, LLC | 10% Owner | Buy(P) | 171K | — | — |
| May 1, 2014 | Toucan General II, LLC | 10% Owner | Buy(P) | 342K | — | — |
| Apr 1, 2014 | Toucan General II, LLC | 10% Owner | Buy(P) | 145K | — | — |
| Apr 1, 2014 | Toucan General II, LLC | 10% Owner | Buy(P) | 290K | — | — |
| Mar 7, 2014 | Toucan General II, LLC | 10% Owner | Sell(S) | 120K | $3.64 | $438K |
| Mar 7, 2014 | Toucan General II, LLC | 10% Owner | Sell(S) | 133K | $3.64 | $485K |
| Mar 1, 2014 | Toucan General II, LLC | 10% Owner | Buy(P) | 390K | — | — |
| Feb 28, 2014 | Toucan General II, LLC | 10% Owner | Buy(P) | 144K | — | — |
| Feb 28, 2014 | Hemphill Robert F Jr. | 10% Owner | Buy(P) | 144K | — | — |
| Feb 8, 2014 | Toucan General II, LLC | 10% Owner | Sell(S) | 80K | $3.09 | $246K |
| Feb 8, 2014 | Hemphill Robert F Jr. | 10% Owner | Sell(S) | 80K | $3.09 | $246K |
| Feb 7, 2014 | Toucan General II, LLC | 10% Owner | Sell(S) | 133K | $3.09 | $410K |
| Feb 7, 2014 | Hemphill Robert F Jr. | 10% Owner | Sell(S) | 133K | $3.09 | $410K |
| Feb 4, 2014 | Toucan General II, LLC | 10% Owner | Sell(S) | 233K | $3.21 | $749K |
| Feb 4, 2014 | Hemphill Robert F Jr. | 10% Owner | Sell(S) | 233K | $3.21 | $749K |
| Feb 1, 2014 | Toucan General II, LLC | 10% Owner | Buy(P) | 500K | — | — |
| Feb 1, 2014 | Toucan General II, LLC | 10% Owner | Buy(P) | 287K | — | — |
| Feb 1, 2014 | Hemphill Robert F Jr. | 10% Owner | Buy(P) | 287K | — | — |
| Feb 1, 2014 | Hemphill Robert F Jr. | 10% Owner | Buy(P) | 500K | — | — |
| Jan 31, 2014 | Toucan General II, LLC | 10% Owner | Sell(S) | 233K | $3.21 | $749K |
| Jan 31, 2014 | Hemphill Robert F Jr. | 10% Owner | Sell(S) | 233K | $3.21 | $749K |
| Jan 17, 2014 | Hemphill Robert F Jr. | 10% Owner | Buy(P) | 375K | $3.18 | $1.2M |
| Jan 17, 2014 | Hemphill Robert F Jr. | 10% Owner | Buy(P) | 129K | $3.18 | $409K |
| Jan 17, 2014 | Hemphill Robert F Jr. | 10% Owner | Buy(P) | 2.8M | $3.18 | $9.0M |
| Jan 17, 2014 | Toucan General II, LLC | 10% Owner | Buy(P) | 665K | — | — |
| Jan 17, 2014 | Hemphill Robert F Jr. | 10% Owner | Buy(P) | 139K | $3.18 | $441K |
| Jan 17, 2014 | Toucan General II, LLC | 10% Owner | Other(J) | 139K | — | — |
| Jan 17, 2014 | Toucan General II, LLC | 10% Owner | Other(J) | 2.8M | — | — |
| Jan 17, 2014 | Hemphill Robert F Jr. | 10% Owner | Sell(S) | 139K | $3.18 | $441K |
| Jan 17, 2014 | Hemphill Robert F Jr. | 10% Owner | Buy(P) | 1.5M | $3.18 | $4.6M |
| Jan 17, 2014 | Hemphill Robert F Jr. | 10% Owner | Buy(P) | 2.4M | — | — |
| Jan 17, 2014 | Toucan General II, LLC | 10% Owner | Buy(P) | 112K | — | — |
| Jan 17, 2014 | Hemphill Robert F Jr. | 10% Owner | Sell(S) | 2.8M | $3.18 | $9.0M |
| Jan 17, 2014 | Toucan General II, LLC | 10% Owner | Buy(P) | 5.1M | — | — |
| Jan 17, 2014 | Toucan General II, LLC | 10% Owner | Buy(P) | 2.8M | — | — |
Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.
Issuer: Northwest Biotherapeutics Inc, SEC CIK 0001072379. The symbol on a Form 4 is typed by the filer, so this page follows the issuer with the newest filing under NWBO and shows every filing by that issuer (also filed as NWBO], NWBO.OB, NWBT).
Coverage: Form 4 filings indexed 2006-01-02 → 2026-09-15. Earlier history is backfilling; this window widens as it deepens.
Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).
Connected pages for NWBO