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 |
|---|---|---|---|---|---|---|
| Jul 8, 2026 | Beck Douglas G. | SVP, GC, Corp. Sec & ISS | Sell(S) | 2K | $135.34 | $330K |
| Jul 8, 2026 | Phelan Robert J. | Chief Financial Officer | Sell(S) | 2K | $135.39 | $327K |
| Jul 7, 2026 | Beck Douglas G. | SVP, GC, Corp. Sec & ISS | Sell(S) | 3K | $135.40 | $359K |
| Jul 7, 2026 | Phelan Robert J. | Chief Financial Officer | Sell(S) | 3K | $135.41 | $393K |
| Jun 11, 2026 | Beard, Stephen W. | Chairman & CEO | Sell(S) | 3K | $130.78 | $331K |
| Jun 10, 2026 | Beard, Stephen W. | Chairman & CEO | Sell(S) | 3K | $130.14 | $359K |
| May 18, 2026 | Gangadharan Manjunath | VP, Chief Accounting Officer | Tax withholding(F) | 426 | $127.85 | $54K |
| May 8, 2026 | Cox Karen Sue | President, Chamberlain Univ. | Sell(S) | 2K | $124.50 | $249K |
| May 8, 2026 | Beard, Stephen W. | Chairman & CEO | Sell(S) | 16K | $131.25 | $2.1M |
| May 8, 2026 | Beck Douglas G. | SVP, GC, Corp. Sec & ISS | Sell(S) | 10K | $127.03 | $1.2M |
| May 8, 2026 | Phelan Robert J. | Chief Financial Officer | Sell(S) | 10K | $126.21 | $1.3M |
| Apr 15, 2026 | Liles Scott | President, Medical and Vet | Tax withholding(F) | 448 | $112.49 | $50K |
| Mar 11, 2026 | Malafronte Michael W | Director | Buy(P) | 9K | $100.94 | $897K |
| Mar 10, 2026 | Malafronte Michael W | Director | Buy(P) | 12K | $100.86 | $1.2M |
| Mar 10, 2026 | Malafronte Michael W | Director | Buy(P) | 15K | $100.86 | $1.5M |
| Mar 3, 2026 | Malafronte Michael W | Director | Buy(P) | 1K | $97.97 | $118K |
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 2021-04-26 → 2026-07-11. Earlier history is backfilling; this window widens as it deepens.
Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).