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 |
|---|---|---|---|---|---|---|
| Jan 27, 2026 | Casper Joseph Michael | Chief Operating Officer | Grant(A) | 100K | — | $0 |
| Apr 9, 2025 | Flynn Patrick John | Director | Grant(A) | 50K | — | $0 |
| Apr 9, 2025 | Hurvitz Chaim | Director | Grant(A) | 25K | — | $0 |
| Apr 9, 2025 | McBride Dennis | Director | Grant(A) | 25K | — | $0 |
| Apr 9, 2025 | Javitt Jonathan C | Chairman and Chief Scientist, Director, 10% Owner | Grant(A) | 125K | — | $0 |
| Feb 7, 2025 | Abrams Michael S | Chief Financial Officer | Grant(A) | 50K | — | $0 |
| Dec 17, 2024 | Javitt Jonathan C | Chairman and Chief Scientist, Director, 10% Owner | Buy(P) | 40K | $1.17 | $47K |
| Aug 30, 2023 | Hurvitz Chaim | Director | Buy(P) | 70K | $0.29 | $20K |
| Aug 30, 2023 | Gorovitz Aaron | Director | Buy(P) | 35K | $0.32 | $11K |
| Aug 23, 2023 | Javitt Jonathan C | Chief Scientist, Director, 10% Owner | Buy(P) | 100K | $0.33 | $33K |
| Aug 22, 2023 | Javitt Jonathan C | Chief Scientist, Director, 10% Owner | Buy(P) | 200K | $0.32 | $64K |
| Dec 16, 2022 | Van Voorhees Seth | CHIEF FINANCIAL OFFICER | Buy(P) | 30K | $1.10 | $33K |
| Dec 16, 2022 | Willard Stephen H | CHIEF EXECUTIVE OFFICER, Director | Buy(P) | 50K | $1.17 | $59K |
| Dec 7, 2022 | Javitt Jonathan C | Director, 10% Owner | Sell(S) | 400K | $1.00 | $400K |
| Nov 30, 2022 | Javitt Daniel C. | 10% Owner | Sell(S) | 8K | $1.50 | $13K |
| Nov 29, 2022 | Javitt Daniel C. | 10% Owner | Sell(S) | 14K | $1.50 | $21K |
| Nov 28, 2022 | Flynn Patrick John | Director | Buy(P) | 3K | $1.25 | $3K |
| Nov 28, 2022 | Flynn Patrick John | Director | Buy(P) | 2K | $1.25 | $2K |
| Nov 28, 2022 | Flynn Patrick John | Director | Buy(P) | 3K | $1.24 | $3K |
| Nov 28, 2022 | Flynn Patrick John | Director | Buy(P) | 3K | $1.25 | $3K |
| Nov 28, 2022 | Flynn Patrick John | Director | Buy(P) | 3K | $1.25 | $3K |
| Nov 25, 2022 | Van Voorhees Seth | CHIEF FINANCIAL OFFICER | Buy(P) | 600 | $1.10 | $660 |
| Nov 25, 2022 | Van Voorhees Seth | CHIEF FINANCIAL OFFICER | Buy(P) | 9K | $1.12 | $10K |
| Nov 25, 2022 | Van Voorhees Seth | CHIEF FINANCIAL OFFICER | Buy(P) | 7K | $1.11 | $8K |
| Nov 18, 2022 | Hurvitz Chaim | Director | Buy(P) | 40K | $1.10 | $44K |
| Nov 17, 2022 | Javitt Daniel C. | 10% Owner | Sell(S) | 33K | $1.05 | $35K |
| Nov 17, 2022 | Hurvitz Chaim | Director | Buy(P) | 172K | $1.08 | $186K |
| Nov 16, 2022 | Javitt Daniel C. | 10% Owner | Sell(S) | 134K | $1.02 | $136K |
| Nov 16, 2022 | Hurvitz Chaim | Director | Buy(P) | 288K | $0.99 | $285K |
| Nov 11, 2022 | Javitt Daniel C. | 10% Owner | Sell(S) | 49K | $1.01 | $50K |
| Oct 21, 2022 | Flynn Patrick John | Director | Grant(A) | 163K | — | — |
| Oct 21, 2022 | Glied Sharon | Director | Grant(A) | 163K | — | — |
| Oct 21, 2022 | Gorovitz Aaron | Director | Grant(A) | 163K | — | — |
| Jul 29, 2022 | Javitt Daniel C. | 10% Owner | Sell(S) | 784K | $1.01 | $792K |
| Jul 1, 2022 | Javitt Daniel C. | 10% Owner | Gift(G) | 2.0M | — | $0 |
| Jun 7, 2022 | Javitt Daniel C. | 10% Owner | Sell(S) | 86K | $0.65 | $56K |
| Jun 6, 2022 | Javitt Daniel C. | 10% Owner | Sell(S) | 116K | $0.67 | $77K |
| Jun 3, 2022 | Javitt Daniel C. | 10% Owner | Sell(S) | 244K | $0.70 | $171K |
| Jun 1, 2022 | Javitt Jonathan C | Chief Scientist, Director, 10% Owner | Buy(P) | 100K | $0.58 | $58K |
| Mar 8, 2022 | Besthof Robert | Interim CEO | Grant(A) | 100K | $2.61 | $261K |
| Sep 15, 2021 | Besthof Robert | Chief Comm. & Patient Officer | Sell(S) | 40K | $11.76 | $470K |
| Sep 2, 2021 | Daigneault Alessandra | General Counsel & Secretary | Option exercise(M) | 13K | $3.07 | $40K |
| Sep 2, 2021 | Daigneault Alessandra | General Counsel & Secretary | Option exercise(M) | 18K | $3.07 | $57K |
| Sep 2, 2021 | Daigneault Alessandra | General Counsel & Secretary | Conversion(C) | 29K | $3.07 | $89K |
| Sep 2, 2021 | Daigneault Alessandra | General Counsel & Secretary | Conversion(C) | 21K | $3.07 | $63K |
| Sep 2, 2021 | Daigneault Alessandra | General Counsel & Secretary | Grant(A) | 10K | — | $0 |
| Sep 2, 2021 | Daigneault Alessandra | General Counsel & Secretary | Grant(A) | 8K | — | $0 |
| Aug 26, 2021 | McMaster Herbert Raymond | Director | Option exercise(M) | 18K | $2.22 | $41K |
| Aug 26, 2021 | McMaster Herbert Raymond | Director | Conversion(C) | 29K | $2.22 | $64K |
| Aug 26, 2021 | McMaster Herbert Raymond | Director | Grant(A) | 10K | — | $0 |
| Aug 23, 2021 | Daigneault Alessandra | General Counsel & Secretary | Sell(S) | 34K | $13.11 | $442K |
| Aug 19, 2021 | Daigneault Alessandra | General Counsel & Secretary | Option exercise(M) | 27K | $3.07 | $84K |
| Aug 19, 2021 | Daigneault Alessandra | General Counsel & Secretary | Conversion(C) | 43K | $3.07 | $132K |
| Aug 19, 2021 | Daigneault Alessandra | General Counsel & Secretary | Grant(A) | 16K | — | $0 |
| Aug 16, 2021 | Besthof Robert | Chief Comm. & Patient Officer | Option exercise(M) | 64K | $0.20 | $13K |
| Aug 16, 2021 | Besthof Robert | Chief Comm. & Patient Officer | Grant(A) | 36K | — | $0 |
| Aug 16, 2021 | Besthof Robert | Chief Comm. & Patient Officer | Conversion(C) | 100K | $0.20 | $20K |
| Jul 16, 2021 | Javitt Daniel C. | 10% Owner | Gift(G) | 435K | — | — |
| Jul 16, 2021 | Javitt Daniel C. | 10% Owner | Gift(G) | 435K | — | — |
| May 24, 2021 | Besthof Robert | Chief Comm. & Patient Officer | Grant(A) | 347K | — | — |
| May 24, 2021 | Besthof Robert | Chief Comm. & Patient Officer | Grant(A) | 347K | — | — |
| May 24, 2021 | Daigneault Alessandra | General Counsel & Secretary | Grant(A) | 6K | — | — |
| May 24, 2021 | Daigneault Alessandra | General Counsel & Secretary | Grant(A) | 50K | — | — |
| May 24, 2021 | Daigneault Alessandra | General Counsel & Secretary | Grant(A) | 149K | — | — |
| May 24, 2021 | Daigneault Alessandra | General Counsel & Secretary | Grant(A) | 144K | — | — |
| May 24, 2021 | Flynn Patrick John | Director | Grant(A) | 35K | — | — |
| May 24, 2021 | Flynn Patrick John | Director | Grant(A) | 35K | — | — |
| May 24, 2021 | Flynn Patrick John | Director | Grant(A) | 362K | — | — |
| May 24, 2021 | Flynn Patrick John | Director | Grant(A) | 693K | — | — |
| May 24, 2021 | Flynn Patrick John | Director | Grant(A) | 693K | — | — |
| May 24, 2021 | Fricker William | CFO & Treasurer | Grant(A) | 99K | — | — |
| May 24, 2021 | Fricker William | CFO & Treasurer | Grant(A) | 99K | — | — |
| May 24, 2021 | Glied Sharon | Director | Grant(A) | 13K | — | — |
| May 24, 2021 | Glied Sharon | Director | Grant(A) | 65K | — | — |
| May 24, 2021 | Gorovitz Aaron | Director | Grant(A) | 17K | — | — |
| May 24, 2021 | Gorovitz Aaron | Director | Grant(A) | 8K | — | — |
| May 24, 2021 | Gorovitz Aaron | Director | Grant(A) | 8K | — | — |
| May 24, 2021 | Gorovitz Aaron | Director | Grant(A) | 8K | — | — |
| May 24, 2021 | Hurvitz Chaim | Director | Grant(A) | 1.4M | — | — |
| May 24, 2021 | Hurvitz Chaim | Director | Grant(A) | 208K | — | — |
| May 24, 2021 | Hurvitz Chaim | Director | Grant(A) | 218K | — | — |
| May 24, 2021 | Javitt Daniel C. | 10% Owner | Grant(A) | 14.0M | — | — |
| May 24, 2021 | Javitt Jonathan C | Chief Executive Officer, Director, 10% Owner | Grant(A) | 13.3M | — | — |
| May 24, 2021 | Javitt Jonathan C | Chief Executive Officer, Director, 10% Owner | Grant(A) | 1.4M | — | — |
| May 24, 2021 | Javitt Jonathan C | Chief Executive Officer, Director, 10% Owner | Grant(A) | 46K | — | — |
| May 24, 2021 | Troy Daniel | Director | Grant(A) | 43K | — | — |
| May 24, 2021 | Troy Daniel | Director | Grant(A) | 65K | — | — |
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.
Coverage: Form 4 filings indexed 2006-01-02 → 2026-08-28. 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 NRXP