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 | Dunaway William J | Chief Financial Officer | Option exercise(M) | 127K | — | $0 |
| Aug 14, 2026 | Dunaway William J | Chief Financial Officer | Sell(S) | 96K | $66.35 | $6.4M |
| Aug 14, 2026 | Dunaway William J | Chief Financial Officer | Option exercise(M) | 127K | $8.90 | $1.1M |
| Aug 10, 2026 | Thamodaran Dhamu R. | Director | Buy(P) | 3K | $64.48 | $161K |
| Aug 10, 2026 | Perkins Abigail H | Chief Information Officer | Option exercise(M) | 5K | $12.26 | $55K |
| Aug 10, 2026 | Perkins Abigail H | Chief Information Officer | Sell(S) | 5K | $64.81 | $292K |
| Aug 10, 2026 | Perkins Abigail H | Chief Information Officer | Option exercise(M) | 5K | — | $0 |
| Aug 7, 2026 | Maurer Mark Lowry | Insider | Option exercise(M) | 69K | $8.90 | $617K |
| Aug 7, 2026 | Maurer Mark Lowry | Insider | Sell(S) | 53K | $66.25 | $3.5M |
| Aug 7, 2026 | Maurer Mark Lowry | Insider | Option exercise(M) | 69K | — | $0 |
| Aug 5, 2026 | Fowler John Moore | Director | Sell(S) | 2K | $75.41 | $119K |
| Jul 31, 2026 | Thamodaran Dhamu R. | Director | Grant(A) | 142 | — | $0 |
| Jul 31, 2026 | Kass Steven A | Director | Grant(A) | 174 | — | $0 |
| Jul 31, 2026 | Cooper Diane L. | Director | Grant(A) | 116 | — | $0 |
| Jul 31, 2026 | Radziwill John | Chairman of the Board, Director | Grant(A) | 219 | — | $0 |
| Jul 31, 2026 | Fowler John Moore | Director | Grant(A) | 174 | — | $0 |
| Jul 31, 2026 | Fowler John Moore | Director | Tax withholding(F) | 197 | $77.62 | $15K |
| Jul 24, 2026 | Rotsztain Diego | Chief Governance/Legal Officer | Sell(S) | 21K | $74.40 | $1.5M |
| Jul 22, 2026 | Maurer Mark Lowry | Insider | Option exercise(M) | 69K | $8.90 | $617K |
| Jul 22, 2026 | Maurer Mark Lowry | Insider | Sell(S) | 52K | $74.32 | $3.9M |
| Jul 22, 2026 | Maurer Mark Lowry | Insider | Option exercise(M) | 69K | — | $0 |
| Jul 22, 2026 | Rotsztain Diego | Chief Governance/Legal Officer | Option exercise(M) | 51K | $12.26 | $621K |
| Jul 22, 2026 | Rotsztain Diego | Chief Governance/Legal Officer | Sell(S) | 30K | $74.32 | $2.2M |
| Jul 22, 2026 | Rotsztain Diego | Chief Governance/Legal Officer | Option exercise(M) | 51K | — | $0 |
| Jul 22, 2026 | Oconnor Sean Michael | Executive Vice-Chairman-Board, Director | Option exercise(M) | 225K | $8.90 | $2.0M |
| Jul 22, 2026 | Oconnor Sean Michael | Executive Vice-Chairman-Board, Director | Sell(S) | 105K | $74.33 | $7.8M |
| Jul 22, 2026 | Oconnor Sean Michael | Executive Vice-Chairman-Board, Director | Option exercise(M) | 225K | — | $0 |
| Jul 22, 2026 | Dunaway William J | Chief Financial Officer | Option exercise(M) | 127K | $8.90 | $1.1M |
| Jul 22, 2026 | Dunaway William J | Chief Financial Officer | Sell(S) | 96K | $74.33 | $7.1M |
| Jul 22, 2026 | Dunaway William J | Chief Financial Officer | Option exercise(M) | 127K | — | $0 |
| Jul 22, 2026 | Smith Philip Andrew | Chief Executive Officer, Director | Option exercise(M) | 45K | $8.90 | $401K |
| Jul 22, 2026 | Smith Philip Andrew | Chief Executive Officer, Director | Sell(S) | 45K | $74.32 | $3.3M |
| Jul 22, 2026 | Smith Philip Andrew | Chief Executive Officer, Director | Option exercise(M) | 45K | — | $0 |
| Jul 20, 2026 | Perkins Abigail H | Chief Information Officer | Sell(S) | 9K | $70.43 | $628K |
| Jul 15, 2026 | Bexiga Annabelle G | Director | Sell(S) | 2K | $113.92 | $171K |
| Jun 30, 2026 | Smith Philip Andrew | Chief Executive Officer, Director | Sell(S) | 14K | $118.67 | $1.7M |
| Jun 30, 2026 | Smith Philip Andrew | Chief Executive Officer, Director | Option exercise(M) | 38K | $13.34 | $500K |
| Jun 30, 2026 | Smith Philip Andrew | Chief Executive Officer, Director | Sell(S) | 38K | $118.75 | $4.5M |
| Jun 30, 2026 | Smith Philip Andrew | Chief Executive Officer, Director | Option exercise(M) | 38K | — | $0 |
| Jun 16, 2026 | Maurer Mark Lowry | Insider | Sell(S) | 12K | $133.63 | $1.5M |
| Jun 15, 2026 | Perkins Abigail H | Chief Information Officer | Gift(G) | 2K | — | $0 |
| Jun 15, 2026 | Maurer Mark Lowry | Insider | Option exercise(M) | 46K | $13.34 | $617K |
| Jun 15, 2026 | Maurer Mark Lowry | Insider | Sell(S) | 35K | $135.31 | $4.7M |
| Jun 15, 2026 | Maurer Mark Lowry | Insider | Option exercise(M) | 46K | — | $0 |
| Jun 15, 2026 | Bexiga Annabelle G | Director | Sell(S) | 2K | $133.36 | $200K |
| Jun 15, 2026 | Oconnor Sean Michael | Executive Vice-Chairman-Board, Director | Sell(S) | 75K | $135.42 | $10.2M |
| Jun 12, 2026 | Dunaway William J | Chief Financial Officer | Option exercise(M) | 84K | $13.34 | $1.1M |
| Jun 12, 2026 | Dunaway William J | Chief Financial Officer | Sell(S) | 64K | $131.16 | $8.3M |
| Jun 12, 2026 | Dunaway William J | Chief Financial Officer | Option exercise(M) | 84K | — | $0 |
| Jun 12, 2026 | Lyon Charles M | President | Sell(S) | 9K | $131.96 | $1.2M |
| Jun 12, 2026 | Oconnor Sean Michael | Executive Vice-Chairman-Board, Director | Sell(S) | 75K | $131.15 | $9.8M |
| Jun 8, 2026 | Perkins Abigail H | Chief Information Officer | Option exercise(M) | 4K | $18.39 | $79K |
| Jun 8, 2026 | Perkins Abigail H | Chief Information Officer | Sell(S) | 4K | $118.51 | $511K |
| Jun 8, 2026 | Perkins Abigail H | Chief Information Officer | Option exercise(M) | 4K | — | $0 |
| May 22, 2026 | Maurer Mark Lowry | Insider | Sell(S) | 11K | $112.25 | $1.3M |
| May 22, 2026 | Smith Philip Andrew | Chief Executive Officer, Director | Sell(S) | 9K | $112.72 | $962K |
| May 20, 2026 | Rotsztain Diego | Chief Governance/Legal Officer | Sell(S) | 14K | $112.79 | $1.5M |
| May 19, 2026 | Oconnor Sean Michael | Executive Vice-Chairman-Board, Director | Option exercise(M) | 72K | $13.34 | $962K |
| May 19, 2026 | Oconnor Sean Michael | Executive Vice-Chairman-Board, Director | Sell(S) | 72K | $109.94 | $7.9M |
| May 19, 2026 | Oconnor Sean Michael | Executive Vice-Chairman-Board, Director | Option exercise(M) | 72K | — | $0 |
| May 18, 2026 | Oconnor Sean Michael | Executive Vice-Chairman-Board, Director | Option exercise(M) | 88K | $13.34 | $1.2M |
| May 18, 2026 | Oconnor Sean Michael | Executive Vice-Chairman-Board, Director | Sell(S) | 88K | $111.46 | $9.8M |
| May 18, 2026 | Oconnor Sean Michael | Executive Vice-Chairman-Board, Director | Option exercise(M) | 88K | — | $0 |
| May 18, 2026 | Rotsztain Diego | Chief Governance/Legal Officer | Option exercise(M) | 34K | $18.39 | $621K |
| May 18, 2026 | Rotsztain Diego | Chief Governance/Legal Officer | Sell(S) | 20K | $111.48 | $2.2M |
| May 18, 2026 | Rotsztain Diego | Chief Governance/Legal Officer | Option exercise(M) | 34K | — | $0 |
| May 15, 2026 | Bexiga Annabelle G | Director | Sell(S) | 2K | $112.82 | $169K |
| May 15, 2026 | Dunaway William J | Chief Financial Officer | Option exercise(M) | 84K | $13.34 | $1.1M |
| May 15, 2026 | Dunaway William J | Chief Financial Officer | Sell(S) | 64K | $110.46 | $7.1M |
| May 15, 2026 | Dunaway William J | Chief Financial Officer | Option exercise(M) | 84K | — | $0 |
| May 15, 2026 | Oconnor Sean Michael | Executive Vice-Chairman-Board, Director | Option exercise(M) | 140K | $13.34 | $1.9M |
| May 15, 2026 | Oconnor Sean Michael | Executive Vice-Chairman-Board, Director | Sell(S) | 140K | $110.31 | $15.5M |
| May 15, 2026 | Oconnor Sean Michael | Executive Vice-Chairman-Board, Director | Option exercise(M) | 140K | — | $0 |
| May 14, 2026 | Maurer Mark Lowry | Insider | Option exercise(M) | 46K | $13.34 | $617K |
| May 14, 2026 | Maurer Mark Lowry | Insider | Sell(S) | 35K | $116.29 | $4.1M |
| May 14, 2026 | Maurer Mark Lowry | Insider | Option exercise(M) | 46K | — | $0 |
| May 11, 2026 | Kass Steven A | Director | Sell(S) | 2K | $123.26 | $247K |
| May 11, 2026 | Parthemore Eric | Director | Sell(S) | 3K | $123.30 | $308K |
| May 11, 2026 | Schroeder Aaron | Chief Accounting Officer | Sell(S) | 4K | $122.65 | $429K |
| May 5, 2026 | Fowler John Moore | Director | Sell(S) | 1K | $106.25 | $112K |
| Apr 30, 2026 | Fowler John Moore | Director | Grant(A) | 131 | — | $0 |
| Apr 30, 2026 | Cooper Diane L. | Director | Grant(A) | 87 | — | $0 |
| Apr 30, 2026 | Fowler John Moore | Director | Tax withholding(F) | 82 | $103.65 | $8K |
| Apr 30, 2026 | Kass Steven A | Director | Grant(A) | 131 | — | $0 |
| Apr 30, 2026 | Radziwill John | Chairman of the Board, Director | Grant(A) | 165 | — | $0 |
| Apr 30, 2026 | Thamodaran Dhamu R. | Director | Grant(A) | 107 | — | $0 |
| Apr 28, 2026 | Fowler John Moore | Director | Tax withholding(F) | 52 | $106.14 | $6K |
| Apr 15, 2026 | Bexiga Annabelle G | Director | Sell(S) | 2K | $101.91 | $153K |
| Apr 10, 2026 | Smith Philip Andrew | Chief Executive Officer, Director | Option exercise(M) | 30K | $13.34 | $400K |
| Apr 10, 2026 | Smith Philip Andrew | Chief Executive Officer, Director | Sell(S) | 30K | $92.23 | $2.8M |
| Apr 10, 2026 | Smith Philip Andrew | Chief Executive Officer, Director | Option exercise(M) | 30K | — | $0 |
| Mar 31, 2026 | Oconnor Sean Michael | Executive Vice-Chairman-Board, Director | Tax withholding(F) | 44K | $77.95 | $3.5M |
| Mar 13, 2026 | Bexiga Annabelle G | Director | Sell(S) | 1K | $106.54 | $107K |
| Mar 10, 2026 | Radziwill John | Chairman of the Board, Director | Grant(A) | 1K | — | $0 |
| Mar 10, 2026 | Parthemore Eric | Director | Grant(A) | 1K | — | $0 |
| Mar 10, 2026 | Fowler John Moore | Director | Grant(A) | 1K | — | $0 |
| Mar 10, 2026 | Thamodaran Dhamu R. | Director | Grant(A) | 1K | — | $0 |
| Mar 10, 2026 | Bexiga Annabelle G | Director | Grant(A) | 1K | — | $0 |
| Mar 10, 2026 | Kass Steven A | Director | Grant(A) | 1K | — | $0 |
| Mar 10, 2026 | Cooper Diane L. | Director | Grant(A) | 1K | — | $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 → 2026-09-04. 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 SNEX