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 |
|---|---|---|---|---|---|---|
| Feb 17, 2026 | Harnett Anthony D. | SVP, Chief Accounting Officer | Sell(S) | 1K | $87.33 | $93K |
| Feb 6, 2026 | Lanza Michael H | EVP and General Counsel | Grant(A) | 4K | — | $0 |
| Feb 6, 2026 | Lanza Michael H | EVP and General Counsel | Tax withholding(F) | 2K | $90.10 | $144K |
| Feb 6, 2026 | Marchioni John J. | President and CEO, Director | Grant(A) | 22K | — | $0 |
| Feb 6, 2026 | Marchioni John J. | President and CEO, Director | Tax withholding(F) | 9K | $90.10 | $852K |
| Feb 6, 2026 | Harnett Anthony D. | SVP, Chief Accounting Officer | Grant(A) | 2K | — | $0 |
| Feb 6, 2026 | Harnett Anthony D. | SVP, Chief Accounting Officer | Tax withholding(F) | 711 | $90.10 | $64K |
| Feb 6, 2026 | Eppers Joseph | EVP, Chief Investment Officer | Tax withholding(F) | 938 | $90.10 | $85K |
| Feb 6, 2026 | Eppers Joseph | EVP, Chief Investment Officer | Grant(A) | 3K | — | $0 |
| Feb 6, 2026 | Kamrowski Jeffrey F. | EVP, MUSIC | Grant(A) | 3K | — | $0 |
| Feb 6, 2026 | Kamrowski Jeffrey F. | EVP, MUSIC | Tax withholding(F) | 1K | $90.10 | $102K |
| Feb 2, 2026 | Harnett Anthony D. | SVP, Chief Accounting Officer | Sell(S) | 955 | $85.31 | $81K |
| Feb 2, 2026 | Bacus Lisa R | Director | Buy(P) | 600 | $84.81 | $51K |
| Nov 25, 2025 | Marchioni John J. | President and CEO, Director | Gift(G) | 15K | — | $0 |
| Nov 25, 2025 | Marchioni John J. | President and CEO, Director | Gift(G) | 15K | — | $0 |
| Oct 24, 2025 | Brennan Patrick Sean | EVP, Chief Financial Officer | Buy(P) | 3K | $76.17 | $206K |
| Aug 1, 2025 | Doherty Robert Kelly | Director | Buy(P) | 2K | $77.00 | $116K |
| Jul 28, 2025 | Marchioni John J. | President and CEO, Director | Buy(P) | 3K | $77.89 | $249K |
| Jul 28, 2025 | McCarthy Thomas A | Director | Buy(P) | 3K | $77.42 | $194K |
| Jul 25, 2025 | Cavanaugh Terrence W | Director | Buy(P) | 2K | $75.72 | $151K |
| Jul 25, 2025 | Eppers Joseph | EVP, Chief Investment Officer | Buy(P) | 1K | $76.82 | $108K |
| May 2, 2025 | Bacus Lisa R | Director | Grant(A) | 2K | — | $0 |
| May 2, 2025 | Coaxum Wole C | Director | Grant(A) | 2K | — | $0 |
| May 2, 2025 | Doherty Robert Kelly | Director | Grant(A) | 1K | — | $0 |
| May 2, 2025 | McCarthy Thomas A | Director | Grant(A) | 1K | — | $0 |
| May 2, 2025 | Mills Stephen | Director | Grant(A) | 2K | — | $0 |
| May 2, 2025 | Mitchell H Elizabeth | Director | Grant(A) | 1K | — | $0 |
| May 2, 2025 | Scheid John Stephen | Director | Grant(A) | 1K | — | $0 |
| May 2, 2025 | Nicholson Cynthia S | Director | Grant(A) | 1K | — | $0 |
| May 2, 2025 | Sampson Kate | Director | Grant(A) | 1K | — | $0 |
| May 2, 2025 | Cavanaugh Terrence W | Director | Grant(A) | 3K | — | $0 |
| May 2, 2025 | Aijala Ainar D JR | Director | Grant(A) | 3K | — | $0 |
| Apr 25, 2025 | Harnett Anthony D. | SVP, Chief Accounting Officer | Sell(S) | 1K | $87.06 | $118K |
| Mar 3, 2025 | Marchioni John J. | President and CEO, Director | Buy(P) | 1K | $86.69 | $102K |
| Feb 27, 2025 | Brennan Patrick Sean | EVP, Chief Financial Officer | Buy(P) | 3K | $83.15 | $249K |
| Feb 24, 2025 | Doherty Robert Kelly | Director | Buy(P) | 2K | $80.28 | $120K |
| Feb 7, 2025 | Hall Brenda M | EVP, COO, Standard Lines | Grant(A) | 6K | — | $0 |
| Feb 7, 2025 | Hall Brenda M | EVP, COO, Standard Lines | Tax withholding(F) | 2K | $85.24 | $154K |
| Feb 7, 2025 | Senia Vincent M | EVP, Chief Actuary | Grant(A) | 4K | — | $0 |
| Feb 7, 2025 | Senia Vincent M | EVP, Chief Actuary | Tax withholding(F) | 2K | $85.24 | $136K |
| Feb 7, 2025 | Kush Paul | EVP, Chief Claims Officer | Grant(A) | 4K | — | $0 |
| Feb 7, 2025 | Kush Paul | EVP, Chief Claims Officer | Tax withholding(F) | 1K | $85.24 | $101K |
| Feb 7, 2025 | Lanza Michael H | EVP and General Counsel | Grant(A) | 5K | — | $0 |
| Feb 7, 2025 | Lanza Michael H | EVP and General Counsel | Tax withholding(F) | 2K | $85.24 | $168K |
| Feb 7, 2025 | Marchioni John J. | President and CEO, Director | Tax withholding(F) | 12K | $85.24 | $1.0M |
| Feb 7, 2025 | Marchioni John J. | President and CEO, Director | Grant(A) | 27K | — | $0 |
| Feb 7, 2025 | Harnett Anthony D. | SVP, Chief Accounting Officer | Tax withholding(F) | 875 | $85.24 | $75K |
| Feb 7, 2025 | Harnett Anthony D. | SVP, Chief Accounting Officer | Grant(A) | 2K | — | $0 |
| Feb 7, 2025 | Eppers Joseph | EVP, Chief Investment Officer | Tax withholding(F) | 895 | $85.24 | $76K |
| Feb 7, 2025 | Eppers Joseph | EVP, Chief Investment Officer | Grant(A) | 3K | — | $0 |
| Feb 7, 2025 | Kamrowski Jeffrey F. | EVP, MUSIC | Tax withholding(F) | 1K | $85.24 | $116K |
| Feb 7, 2025 | Kamrowski Jeffrey F. | EVP, MUSIC | Grant(A) | 4K | — | $0 |
| Dec 3, 2024 | Marchioni John J. | President and CEO, Director | Gift(G) | 1K | — | $0 |
| Nov 4, 2024 | Coaxum Wole C | Director | Sell(S) | 2K | $91.56 | $174K |
| Oct 25, 2024 | Harnett Anthony D. | SVP, Chief Accounting Officer | Sell(S) | 1K | $92.61 | $130K |
| Oct 8, 2024 | Brennan Patrick Sean | EVP, Chief Financial Officer | Grant(A) | 12K | — | $0 |
| Aug 21, 2024 | McCarthy Thomas A | Director | Gift(G) | 16K | — | $0 |
| Aug 21, 2024 | McCarthy Thomas A | Director | Gift(G) | 16K | — | $0 |
| Jul 23, 2024 | Cavanaugh Terrence W | Director | Buy(P) | 2K | $85.85 | $172K |
| Jul 22, 2024 | Marchioni John J. | President and CEO, Director | Buy(P) | 2K | $83.56 | $201K |
| May 3, 2024 | Bacus Lisa R | Director | Grant(A) | 1K | — | $0 |
| May 3, 2024 | Coaxum Wole C | Director | Grant(A) | 1K | — | $0 |
| May 3, 2024 | Doherty Robert Kelly | Director | Grant(A) | 1K | — | $0 |
| May 3, 2024 | Mills Stephen | Director | Grant(A) | 1K | — | $0 |
| May 3, 2024 | Mitchell H Elizabeth | Director | Grant(A) | 1K | — | $0 |
| May 3, 2024 | Nicholson Cynthia S | Director | Grant(A) | 1K | — | $0 |
| May 3, 2024 | McCarthy Thomas A | Director | Grant(A) | 2K | — | $0 |
| May 3, 2024 | Scheid John Stephen | Director | Grant(A) | 2K | — | $0 |
| May 3, 2024 | Urban Philip Hugh | Director | Grant(A) | 2K | — | $0 |
| May 3, 2024 | Cavanaugh Terrence W | Director | Grant(A) | 2K | — | $0 |
| May 3, 2024 | Aijala Ainar D JR | Director | Grant(A) | 2K | — | $0 |
| Mar 4, 2024 | Hall Brenda M | EVP, COO, Standard Lines | Sell(S) | 3K | $105.88 | $278K |
| Feb 16, 2024 | Doherty Robert Kelly | Director | Sell(S) | 3K | $104.69 | $304K |
| Feb 8, 2024 | Marchioni John J. | President and CEO, Director | Gift(G) | 14K | — | $0 |
| Feb 8, 2024 | Marchioni John J. | President and CEO, Director | Gift(G) | 14K | — | $0 |
| Feb 2, 2024 | Cavanaugh Terrence W | Director | Buy(P) | 1K | $98.47 | $98K |
| Feb 1, 2024 | Harnett Anthony D. | SVP, CAO and Interim CFO | Tax withholding(F) | 878 | $96.80 | $85K |
| Feb 1, 2024 | Hall Brenda M | EVP, COO, Standard Lines | Tax withholding(F) | 2K | $96.80 | $175K |
| Feb 1, 2024 | Senia Vincent M | EVP, Chief Actuary | Tax withholding(F) | 2K | $96.80 | $146K |
| Feb 1, 2024 | Kush Paul | EVP, Chief Claims Officer | Tax withholding(F) | 1K | $96.80 | $125K |
| Feb 1, 2024 | Lanza Michael H | EVP and General Counsel | Tax withholding(F) | 2K | $96.80 | $195K |
| Feb 1, 2024 | Marchioni John J. | President and CEO, Director | Tax withholding(F) | 12K | $96.80 | $1.2M |
| Feb 1, 2024 | Eppers Joseph | EVP, Chief Investment Officer | Tax withholding(F) | 1K | $96.80 | $101K |
| Feb 1, 2024 | Kamrowski Jeffrey F. | EVP, MUSIC | Tax withholding(F) | 1K | $96.80 | $128K |
| Nov 9, 2023 | Marchioni John J. | President and CEO, Director | Sell(S) | 21K | $102.01 | $2.1M |
| Nov 9, 2023 | Marchioni John J. | President and CEO, Director | Gift(G) | 980 | — | $0 |
| Aug 25, 2023 | Marchioni John J. | President and CEO, Director | Sell(S) | 3K | $99.94 | $297K |
| Aug 18, 2023 | Nicholson Cynthia S | Director | Sell(S) | 3K | $101.51 | $307K |
| Aug 16, 2023 | Nicholson Cynthia S | Director | Sell(S) | 980 | $101.86 | $100K |
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.
Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).