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 2, 2026 | Cantie Joseph S | Director | Grant(A) | 134 | $270.41 | $36K |
| May 21, 2026 | Miller Jody | Director | Grant(A) | 731 | — | $0 |
| May 21, 2026 | Leduc Robert F | Director | Grant(A) | 731 | — | $0 |
| May 21, 2026 | Smith Gunner | Director | Grant(A) | 731 | — | $0 |
| May 21, 2026 | Schmidt Ulrich | Director | Grant(A) | 731 | — | $0 |
| May 21, 2026 | Barner Sharon R | Director | Grant(A) | 731 | — | $0 |
| May 21, 2026 | Albaugh James F | Director | Grant(A) | 731 | — | $0 |
| May 21, 2026 | Alving Amy E | Director | Grant(A) | 731 | — | $0 |
| May 21, 2026 | Cantie Joseph S | Director | Grant(A) | 731 | — | $0 |
| May 11, 2026 | Marchuk Neil Edward | EVP, CAO | Sell(S) | 42K | $269.50 | $11.3M |
| Apr 15, 2026 | Arena Jonathan A | EVP, CL&CO and Secretary | Grant(A) | 4K | — | $0 |
| Apr 2, 2026 | Cantie Joseph S | Director | Grant(A) | 155 | $232.68 | $36K |
| Feb 26, 2026 | Shultz Barbara Lou | Vice President and Controller | Sell(S) | 1K | $260.01 | $260K |
| Feb 18, 2026 | Marchuk Neil Edward | EVP, CAO | Sell(S) | 45K | $251.70 | $11.4M |
| Feb 17, 2026 | Chanatry Michael Niem | Vice President | Grant(A) | 3K | — | $0 |
| Feb 17, 2026 | Marchuk Neil Edward | EVP, CAO | Grant(A) | 4K | — | $0 |
| Feb 17, 2026 | Shultz Barbara Lou | Vice President and Controller | Grant(A) | 446 | — | $0 |
| Feb 17, 2026 | Winterlich Patrick | EVP, CFO | Grant(A) | 3K | — | $0 |
| Feb 17, 2026 | Plant John C | Executive Chairman & CEO | Grant(A) | 22K | — | $0 |
| Feb 16, 2026 | Chanatry Michael Niem | Vice President | Tax withholding(F) | 10K | $250.21 | $2.4M |
| Feb 16, 2026 | Marchuk Neil Edward | EVP, CAO | Tax withholding(F) | 29K | $250.21 | $7.2M |
| Feb 16, 2026 | Shultz Barbara Lou | Vice President and Controller | Tax withholding(F) | 3K | $250.21 | $674K |
| Feb 15, 2026 | Chanatry Michael Niem | Vice President | Tax withholding(F) | 11K | $250.21 | $2.7M |
| Feb 3, 2026 | Chanatry Michael Niem | Vice President | Grant(A) | 17K | — | $0 |
| Feb 3, 2026 | Shultz Barbara Lou | Vice President and Controller | Grant(A) | 4K | — | $0 |
| Feb 3, 2026 | Marchuk Neil Edward | EVP, CAO | Grant(A) | 50K | — | $0 |
| Jan 5, 2026 | Cantie Joseph S | Director | Grant(A) | 158 | $212.92 | $34K |
| Jan 5, 2026 | Miller Jody | Director | Grant(A) | 158 | $212.92 | $34K |
| Jan 5, 2026 | Leduc Robert F | Director | Grant(A) | 28 | $212.92 | $6K |
| Dec 31, 2025 | Marchuk Neil Edward | EVP, CAO | Tax withholding(F) | 5K | $205.02 | $1.1M |
| Dec 1, 2025 | Chanatry Michael Niem | Vice President | Disposed to issuer(D) | 886 | $136.06 | $121K |
| Oct 2, 2025 | Cantie Joseph S | Director | Grant(A) | 176 | $191.08 | $34K |
| Oct 2, 2025 | Leduc Robert F | Director | Grant(A) | 31 | $191.08 | $6K |
| Oct 2, 2025 | Miller Jody | Director | Grant(A) | 176 | $191.08 | $34K |
| Aug 5, 2025 | Lin Lola Felice | EVP, CL&CO and Secretary | Sell(S) | 13K | $180.51 | $2.4M |
| Jul 2, 2025 | Cantie Joseph S | Director | Grant(A) | 191 | $175.95 | $34K |
| Jul 2, 2025 | Leduc Robert F | Director | Grant(A) | 34 | $175.95 | $6K |
| Jul 2, 2025 | Miller Jody | Director | Grant(A) | 191 | $175.95 | $34K |
| Jul 1, 2025 | Plant John C | Executive Chairman & CEO, Director | Grant(A) | 255K | — | $0 |
| May 30, 2025 | Alving Amy E | Director | Grant(A) | 1K | — | $0 |
| May 30, 2025 | Schmidt Ulrich | Director | Grant(A) | 1K | — | $0 |
| May 30, 2025 | Albaugh James F | Director | Grant(A) | 1K | — | $0 |
| May 30, 2025 | Smith Gunner | Director | Grant(A) | 1K | — | $0 |
| May 30, 2025 | Miller Jody | Director | Grant(A) | 1K | — | $0 |
| May 30, 2025 | Leduc Robert F | Director | Grant(A) | 1K | — | $0 |
| May 30, 2025 | Cantie Joseph S | Director | Grant(A) | 1K | — | $0 |
| May 30, 2025 | Barner Sharon R | Director | Grant(A) | 1K | — | $0 |
| May 12, 2025 | Plant John C | Executive Chairman & CEO, Director | Sell(S) | 150K | $156.96 | $23.5M |
| May 12, 2025 | Plant John C | Executive Chairman & CEO, Director | Sell(S) | 650K | $156.96 | $102.0M |
| May 12, 2025 | Marchuk Neil Edward | EVP, HR | Sell(S) | 30K | $158.53 | $4.8M |
| May 5, 2025 | Chanatry Michael Niem | Vice President | Tax withholding(F) | 10K | $154.34 | $1.6M |
| May 5, 2025 | Lin Lola Felice | EVP, CL&CO and Secretary | Tax withholding(F) | 21K | $154.34 | $3.2M |
| May 5, 2025 | Marchuk Neil Edward | EVP, HR | Tax withholding(F) | 32K | $154.34 | $5.0M |
| May 5, 2025 | Shultz Barbara Lou | Vice President and Controller | Tax withholding(F) | 2K | $154.34 | $345K |
| May 5, 2025 | Shultz Barbara Lou | Vice President and Controller | Sell(S) | 1K | $155.17 | $194K |
| May 5, 2025 | Giacobbe Ken | EVP and CFO | Tax withholding(F) | 30K | $154.34 | $4.7M |
| Apr 2, 2025 | Cantie Joseph S | Director | Grant(A) | 252 | $133.90 | $34K |
| Apr 2, 2025 | Miller Jody | Director | Grant(A) | 252 | $133.90 | $34K |
| Apr 2, 2025 | Leduc Robert F | Director | Grant(A) | 44 | $133.90 | $6K |
| Feb 18, 2025 | Chanatry Michael Niem | Vice President | Grant(A) | 4K | — | $0 |
| Feb 18, 2025 | Giacobbe Ken | EVP and CFO | Grant(A) | 6K | — | $0 |
| Feb 18, 2025 | Lin Lola Felice | EVP, CL&CO and Secretary | Grant(A) | 4K | — | $0 |
| Feb 18, 2025 | Lin Lola Felice | EVP, CL&CO and Secretary | Sell(S) | 7K | $136.39 | $903K |
| Feb 18, 2025 | Marchuk Neil Edward | EVP, HR | Grant(A) | 6K | — | $0 |
| Feb 18, 2025 | Plant John C | Executive Chairman & CEO, Director | Grant(A) | 41K | — | $0 |
| Feb 18, 2025 | Shultz Barbara Lou | Vice President and Controller | Grant(A) | 824 | — | $0 |
| Feb 5, 2025 | Marchuk Neil Edward | EVP, HR | Grant(A) | 55K | — | $0 |
| Feb 5, 2025 | Lin Lola Felice | EVP, CL&CO and Secretary | Grant(A) | 36K | — | $0 |
| Feb 5, 2025 | Giacobbe Ken | EVP and CFO | Grant(A) | 52K | — | $0 |
| Feb 5, 2025 | Chanatry Michael Niem | Vice President | Grant(A) | 18K | — | $0 |
| Feb 5, 2025 | Shultz Barbara Lou | Vice President and Controller | Grant(A) | 3K | — | $0 |
| Jan 3, 2025 | Leduc Robert F | Director | Grant(A) | 99 | $112.76 | $11K |
| Jan 3, 2025 | Cantie Joseph S | Director | Grant(A) | 299 | $112.76 | $34K |
| Dec 27, 2024 | Chanatry Michael Niem | Vice President | Grant(A) | 146 | $111.23 | $16K |
| Nov 30, 2024 | Chanatry Michael Niem | Vice President | Grant(A) | 138 | $118.38 | $16K |
| Oct 31, 2024 | Chanatry Michael Niem | Vice President | Grant(A) | 163 | $99.72 | $16K |
| Oct 21, 2024 | Marchuk Neil Edward | EVP, HR | Grant(A) | 40K | — | $0 |
| Oct 2, 2024 | Leduc Robert F | Director | Grant(A) | 111 | $101.29 | $11K |
| Oct 2, 2024 | Cantie Joseph S | Director | Grant(A) | 333 | $101.29 | $34K |
| Sep 30, 2024 | Chanatry Michael Niem | Vice President | Grant(A) | 162 | $100.25 | $16K |
| Sep 5, 2024 | Chanatry Michael Niem | Vice President | Option exercise(M) | 53K | — | — |
| Sep 5, 2024 | Chanatry Michael Niem | Vice President | Disposed to issuer(D) | 53K | $94.21 | $5.0M |
| Sep 5, 2024 | Chanatry Michael Niem | Vice President | Option exercise(M) | 53K | — | — |
| Aug 30, 2024 | Chanatry Michael Niem | Vice President | Grant(A) | 151 | $96.66 | $15K |
| Aug 23, 2024 | Marchuk Neil Edward | EVP, HR | Sell(S) | 71K | $96.94 | $6.8M |
| Aug 22, 2024 | Giacobbe Ken | EVP and CFO | Sell(S) | 155K | $96.58 | $15.0M |
| Jul 31, 2024 | Chanatry Michael Niem | Vice President | Grant(A) | 110 | $95.70 | $11K |
| Jul 2, 2024 | Cantie Joseph S | Director | Grant(A) | 404 | $78.07 | $32K |
| Jul 2, 2024 | Leduc Robert F | Director | Grant(A) | 165 | $78.07 | $13K |
| Jun 28, 2024 | Chanatry Michael Niem | Vice President | Tax withholding(F) | 21K | $77.63 | $1.7M |
| Jun 28, 2024 | Chanatry Michael Niem | Vice President | Grant(A) | 136 | $77.63 | $11K |
| Jun 28, 2024 | Giacobbe Ken | EVP and CFO | Tax withholding(F) | 54K | $77.63 | $4.2M |
| Jun 28, 2024 | Marchuk Neil Edward | EVP, HR | Tax withholding(F) | 54K | $77.63 | $4.2M |
| Jun 13, 2024 | Schmidt Ulrich | Director | Gift(G) | 5K | — | $0 |
| Jun 3, 2024 | Marchuk Neil Edward | EVP, HR | Sell(S) | 33K | $84.26 | $2.7M |
| May 31, 2024 | Chanatry Michael Niem | Vice President | Grant(A) | 125 | $84.65 | $11K |
| May 24, 2024 | Albaugh James F | Director | Grant(A) | 2K | — | $0 |
| May 24, 2024 | Miller David J | Director | Grant(A) | 2K | — | $0 |
| May 24, 2024 | Alving Amy E | Director | Grant(A) | 2K | — | $0 |
| May 24, 2024 | Miller Jody | Director | Grant(A) | 2K | — | $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 2021-03-29 → 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).