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 14, 2026 | Graul Regina Margaret | See Remarks, Director | Option exercise(M) | 56K | — | $0 |
| Aug 14, 2026 | Graul Regina Margaret | See Remarks, Director | Tax withholding(F) | 49K | $3.79 | $184K |
| Aug 14, 2026 | Graul Regina Margaret | See Remarks, Director | Option exercise(M) | 56K | $3.30 | $184K |
| Aug 14, 2026 | Chicko Rhonda M. | Chief Financial Officer | Option exercise(M) | 25K | — | $0 |
| Aug 14, 2026 | Chicko Rhonda M. | Chief Financial Officer | Option exercise(M) | 25K | $2.36 | $59K |
| Jul 16, 2026 | Hecht Peter M | Director, 10% Owner | Conversion(C) | 351K | — | — |
| Jul 16, 2026 | Hecht Peter M | Director, 10% Owner | Conversion(C) | 351K | — | — |
| Aug 7, 2025 | Chicko Rhonda M. | Chief Financial Officer | Grant(A) | 25K | — | $0 |
| Mar 25, 2025 | Higgins Michael J | Director | Grant(A) | 9K | $2.75 | $25K |
| Mar 25, 2025 | Hecht Peter M | Director, 10% Owner | Grant(A) | 182K | $2.75 | $500K |
| Nov 21, 2024 | Greenspan David Gerald | 10% Owner | Sell(S) | 358K | $1.55 | $555K |
| Aug 5, 2024 | Graul Regina Margaret | See Remarks, Director | Grant(A) | 56K | — | $0 |
| Jan 1, 2024 | Graul Regina Margaret | President | Grant(A) | 50K | — | $0 |
| Jan 1, 2024 | Hecht Peter M | Director, 10% Owner | Grant(A) | 15K | — | $0 |
| Dec 1, 2023 | Hecht Peter M | Director, 10% Owner | Grant(A) | 15K | — | $0 |
| Nov 30, 2023 | Hyman Steven | Director | Grant(A) | 20K | — | $0 |
| Nov 30, 2023 | Desouza Errol B | Director | Grant(A) | 30K | — | $0 |
| Nov 30, 2023 | Desouza Errol B | Director | Grant(A) | 20K | — | $0 |
| Nov 30, 2023 | Hecht Peter M | Director, 10% Owner | Grant(A) | 20K | — | $0 |
| Nov 30, 2023 | McGuire Terrance | Director | Grant(A) | 5K | — | $0 |
| Aug 9, 2023 | McGuire Terrance | Director | Sell(S) | 8 | $3.40 | $27 |
| May 19, 2023 | Hecht Peter M | Chief Executive Officer, Director, 10% Owner | Grant(A) | 225K | $8.68 | $2.0M |
| May 19, 2023 | Hecht Peter M | Chief Executive Officer, Director, 10% Owner | Grant(A) | 351K | $8.68 | $3.0M |
| Jul 25, 2022 | Hyman Steven | Director | Grant(A) | 58K | — | $0 |
| Jun 14, 2022 | Desouza Errol B | Director | Grant(A) | 20K | — | $0 |
| Jun 14, 2022 | Isacson Ole | Director | Grant(A) | 20K | — | $0 |
| Jun 14, 2022 | Conrades George H | Director | Grant(A) | 20K | — | $0 |
| Jun 14, 2022 | Lovell Stephanie | Director | Grant(A) | 20K | — | $0 |
| Jun 14, 2022 | Fanucci Marsha | Director | Grant(A) | 20K | — | $0 |
| Jun 14, 2022 | Mendelsohn Michael | Director | Grant(A) | 20K | — | $0 |
| Jun 14, 2022 | McGuire Terrance | Director | Grant(A) | 20K | — | $0 |
| Jan 20, 2022 | Gault Cheryl | Chief Operating Officer | Grant(A) | 135K | — | $0 |
| Jan 20, 2022 | Hecht Peter M | Chief Executive Officer, Director | Grant(A) | 430K | — | $0 |
| Jan 20, 2022 | Gjino Anjeza | Chief Financial Officer | Grant(A) | 135K | — | $0 |
| Jan 20, 2022 | Busch Andreas | Chief Scientific Officer | Grant(A) | 135K | — | $0 |
| Jan 3, 2022 | Hecht Peter M | Chief Executive Officer, Director | Grant(A) | 53K | — | $0 |
| Dec 9, 2021 | Gault Cheryl | Chief Operating Officer | Grant(A) | 100K | — | $0 |
| Dec 9, 2021 | Gjino Anjeza | Chief Financial Officer | Grant(A) | 100K | — | $0 |
| Dec 9, 2021 | Busch Andreas | Chief Scientific Officer | Grant(A) | 75K | — | $0 |
| Jun 24, 2021 | McGuire Terrance | Director | Grant(A) | 10K | — | $0 |
| Jun 24, 2021 | Desouza Errol B | Director | Grant(A) | 10K | — | $0 |
| Jun 24, 2021 | Conrades George H | Director | Grant(A) | 10K | — | $0 |
| Jun 24, 2021 | Mendelsohn Michael | Director | Grant(A) | 10K | — | $0 |
| Jun 24, 2021 | Churchwell Kevin | Director | Grant(A) | 10K | — | $0 |
| Jun 24, 2021 | Isacson Ole | Director | Grant(A) | 10K | — | $0 |
| Jun 24, 2021 | Fanucci Marsha | Director | Grant(A) | 10K | — | $0 |
| Jun 24, 2021 | Lovell Stephanie | Director | Grant(A) | 10K | — | $0 |
| Jun 3, 2021 | McGuire Terrance | Director | Buy(P) | 93K | $3.12 | $290K |
| Jun 3, 2021 | McGuire Terrance | Director | Buy(P) | 3K | $3.12 | $10K |
| Jun 3, 2021 | Greenspan David Gerald | 10% Owner | Buy(P) | 962K | $3.12 | $3.0M |
| Jun 3, 2021 | Hecht Peter M | Chief Executive Officer, Director | Buy(P) | 823K | $3.28 | $2.7M |
| May 6, 2021 | Hecht Peter M | Chief Executive Officer, Director | Buy(P) | 302K | $2.43 | $734K |
| May 5, 2021 | Hecht Peter M | Chief Executive Officer, Director | Buy(P) | 398K | $2.53 | $1.0M |
| May 4, 2021 | Hecht Peter M | Chief Executive Officer, Director | Buy(P) | 300K | $2.29 | $687K |
| Feb 25, 2021 | Wright Christopher I | Chief Medical Officer | Sell(S) | 3K | $3.99 | $11K |
| Feb 25, 2021 | Gjino Anjeza | Chief Financial Officer | Sell(S) | 2K | $4.00 | $7K |
| Dec 28, 2020 | Currie Mark G | President and CSO | Sell(S) | 20K | $3.01 | $61K |
| Nov 9, 2020 | Busch Andreas | Chief Innovation Officer | Buy(P) | 125K | $2.53 | $316K |
| Nov 6, 2020 | Huyett William | Chief Financial Officer | Sell(S) | 4K | $2.52 | $10K |
| Nov 4, 2020 | Busch Andreas | Chief Innovation Officer | Grant(A) | 75K | — | $0 |
| Jun 16, 2020 | Schulman Amy W | Director | Grant(A) | 10K | — | $0 |
| Jun 16, 2020 | Mendelsohn Michael | Director | Grant(A) | 10K | — | $0 |
| Jun 16, 2020 | McGuire Terrance | Director | Grant(A) | 10K | — | $0 |
| Jun 16, 2020 | Lovell Stephanie | Director | Grant(A) | 10K | — | $0 |
| Jun 16, 2020 | Isacson Ole | Director | Grant(A) | 10K | — | $0 |
| Jun 16, 2020 | Fanucci Marsha | Director | Grant(A) | 10K | — | $0 |
| Jun 16, 2020 | Conrades George H | Director | Grant(A) | 10K | — | $0 |
| Jun 16, 2020 | Churchwell Kevin | Director | Grant(A) | 10K | — | $0 |
| Mar 31, 2020 | Hecht Peter M | Chief Executive Officer, Director | Grant(A) | 154K | $2.65 | $408K |
| Feb 21, 2020 | Huyett William | Chief Financial Officer | Sell(S) | 4K | $5.12 | $18K |
| Dec 30, 2019 | Currie Mark G | President | Sell(S) | 25K | $2.48 | $62K |
| Dec 27, 2019 | Currie Mark G | President | Sell(S) | 25K | $2.55 | $64K |
| Nov 22, 2019 | Busch Andreas | Chief Innovation Officer | Grant(A) | 75K | — | $0 |
| Nov 22, 2019 | Huyett William | Chief Financial Officer | Grant(A) | 75K | — | $0 |
| Nov 22, 2019 | Currie Mark G | President | Grant(A) | 75K | — | $0 |
| Nov 22, 2019 | Hecht Peter M | Chief Executive Officer, Director | Grant(A) | 75K | — | $0 |
| Nov 15, 2019 | Busch Andreas | Chief Innovation Officer | Buy(P) | 125K | $1.82 | $228K |
| Nov 8, 2019 | Huyett William | Chief Financial Officer | Sell(S) | 4K | $2.05 | $8K |
| Jul 10, 2019 | Hecht Peter M | Chief Executive Officer, Director | Option exercise(M) | 2K | $6.04 | $12K |
| Jul 10, 2019 | Hecht Peter M | Chief Executive Officer, Director | Option exercise(M) | 2K | — | $0 |
| Jun 1, 2019 | Churchwell Kevin | Director | Grant(A) | 10K | — | $0 |
| Jun 1, 2019 | Conrades George H | Director | Grant(A) | 10K | — | $0 |
| Jun 1, 2019 | Fanucci Marsha | Director | Grant(A) | 10K | — | $0 |
| Jun 1, 2019 | Isacson Ole | Director | Grant(A) | 10K | — | $0 |
| Jun 1, 2019 | Lovell Stephanie | Director | Grant(A) | 10K | — | $0 |
| Jun 1, 2019 | McGuire Terrance | Director | Grant(A) | 10K | — | $0 |
| Jun 1, 2019 | Mendelsohn Michael | Director | Grant(A) | 10K | — | $0 |
| Jun 1, 2019 | Schulman Amy W | Director | Grant(A) | 10K | — | $0 |
| Apr 29, 2019 | Busch Andreas | Chief Innovation Officer | Grant(A) | 300K | — | $0 |
| Apr 8, 2019 | Schulman Amy W | Director | Buy(P) | 22K | $16.00 | $346K |
| Apr 8, 2019 | Schulman Amy W | Director | Buy(P) | 604K | $16.00 | $9.7M |
| Apr 8, 2019 | McGuire Terrance | Director | Buy(P) | 604K | $16.00 | $9.7M |
| Apr 8, 2019 | McGuire Terrance | Director | Buy(P) | 22K | $16.00 | $346K |
| Apr 1, 2019 | Churchwell Kevin | Director | Grant(A) | 2K | — | $0 |
| Apr 1, 2019 | Isacson Ole | Director | Grant(A) | 2K | — | $0 |
| Apr 1, 2019 | Lovell Stephanie | Director | Grant(A) | 2K | — | $0 |
| Apr 1, 2019 | Mendelsohn Michael | Director | Grant(A) | 2K | — | $0 |
| Apr 1, 2019 | Fanucci Marsha | Director | Grant(A) | 3K | — | $0 |
| Apr 1, 2019 | Fanucci Marsha | Director | Grant(A) | 14K | — | $0 |
| Apr 1, 2019 | Schulman Amy W | Director | Grant(A) | 4K | — | $0 |
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 → 2026-09-03. 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 CYCN