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 |
|---|---|---|---|---|---|---|
| Jun 11, 2026 | Wilkerson Susan | SVP, GLOBAL SALES & SERVICE | Sell(S) | 16K | $69.56 | $1.1M |
| Jun 9, 2026 | Hunter Gordon | Director | Sell(S) | 17K | $68.80 | $1.2M |
| Jun 9, 2026 | Devasahayam Adrian | SVP - PRODUCT LINE DEVELOPMENT | Sell(S) | 10K | $65.00 | $650K |
| Jun 4, 2026 | Hunter Gordon | Director | Sell(S) | 7K | $63.78 | $431K |
| Jun 2, 2026 | Miller William John | CEO, Director | Sell(S) | 50K | $58.62 | $2.9M |
| May 26, 2026 | Devasahayam Adrian | SVP - PRODUCT LINE DEVELOPMENT | Sell(S) | 5K | $61.84 | $334K |
| May 26, 2026 | Wilkerson Susan | SVP, GLOBAL SALES & SERVICE | Sell(S) | 36K | $61.69 | $2.2M |
| May 26, 2026 | Hunter Gordon | Director | Sell(S) | 18K | $61.61 | $1.1M |
| May 14, 2026 | Damore Richard A | Director | Sell(S) | 44K | $60.71 | $2.7M |
| May 12, 2026 | Hunter Gordon | Director | Sell(S) | 30K | $59.41 | $1.8M |
| May 11, 2026 | St Dennis Thomas | Director | Sell(S) | 1K | $61.93 | $87K |
| May 8, 2026 | Bayless Kathleen A | Director | Grant(A) | 3K | — | $0 |
| May 8, 2026 | Chand Sujeet | Director | Grant(A) | 3K | — | $0 |
| May 8, 2026 | Damore Richard A | Director | Grant(A) | 3K | — | $0 |
| May 8, 2026 | Nicolaides Lena | Director | Grant(A) | 3K | — | $0 |
| May 8, 2026 | Hunter Gordon | Director | Grant(A) | 3K | — | $0 |
| May 8, 2026 | Hunter Gordon | Director | Sell(S) | 8K | $58.76 | $455K |
| May 8, 2026 | Jackson Keith D | Director | Grant(A) | 3K | — | $0 |
| May 8, 2026 | Raymond Mary Jane | Director | Grant(A) | 3K | — | $0 |
| May 8, 2026 | Raymond Mary Jane | Director | Gift(G) | 1K | — | $0 |
| May 8, 2026 | St Dennis Thomas | Director | Grant(A) | 3K | — | $0 |
| May 7, 2026 | Miller William John | CEO, Director | Sell(S) | 100K | $59.55 | $6.0M |
| Mar 20, 2026 | Kiernan John P | SVP & CHIEF FINANCIAL OFFICER | Option exercise(M) | 30K | — | $0 |
| Mar 20, 2026 | Kiernan John P | SVP & CHIEF FINANCIAL OFFICER | Tax withholding(F) | 15K | $31.00 | $467K |
| Mar 20, 2026 | Miller William John | CEO, Director | Option exercise(M) | 140K | — | $0 |
| Mar 20, 2026 | Miller William John | CEO, Director | Tax withholding(F) | 61K | $31.00 | $1.9M |
| Mar 20, 2026 | Porshnev Peter | Chief Technology Officer | Tax withholding(F) | 11K | $31.00 | $353K |
| Mar 20, 2026 | Porshnev Peter | Chief Technology Officer | Grant(A) | 593 | $25.96 | $15K |
| Mar 20, 2026 | Porshnev Peter | Chief Technology Officer | Option exercise(M) | 27K | — | $0 |
| Mar 20, 2026 | Wilkerson Susan | SVP, GLOBAL SALES & SERVICE | Option exercise(M) | 27K | — | $0 |
| Mar 20, 2026 | Wilkerson Susan | SVP, GLOBAL SALES & SERVICE | Grant(A) | 549 | $25.96 | $14K |
| Mar 20, 2026 | Wilkerson Susan | SVP, GLOBAL SALES & SERVICE | Tax withholding(F) | 7K | $31.00 | $217K |
| Mar 20, 2026 | Devasahayam Adrian | SVP - PRODUCT LINE DEVELOPMENT | Option exercise(M) | 27K | — | $0 |
| Mar 20, 2026 | Devasahayam Adrian | SVP - PRODUCT LINE DEVELOPMENT | Grant(A) | 373 | $25.96 | $10K |
| Mar 20, 2026 | Devasahayam Adrian | SVP - PRODUCT LINE DEVELOPMENT | Tax withholding(F) | 10K | $31.00 | $314K |
| Mar 16, 2026 | Kiernan John P | SVP & CHIEF FINANCIAL OFFICER | Option exercise(M) | 5K | — | $0 |
| Mar 16, 2026 | Kiernan John P | SVP & CHIEF FINANCIAL OFFICER | Option exercise(M) | 4K | — | $0 |
| Mar 16, 2026 | Kiernan John P | SVP & CHIEF FINANCIAL OFFICER | Tax withholding(F) | 2K | $30.95 | $62K |
| Mar 16, 2026 | Kiernan John P | SVP & CHIEF FINANCIAL OFFICER | Tax withholding(F) | 2K | $30.95 | $71K |
| Mar 16, 2026 | Kiernan John P | SVP & CHIEF FINANCIAL OFFICER | Option exercise(M) | 5K | — | $0 |
| Mar 16, 2026 | Kiernan John P | SVP & CHIEF FINANCIAL OFFICER | Option exercise(M) | 4K | — | $0 |
| Mar 16, 2026 | Miller William John | CEO, Director | Tax withholding(F) | 7K | $30.95 | $204K |
| Mar 16, 2026 | Miller William John | CEO, Director | Option exercise(M) | 15K | — | $0 |
| Mar 16, 2026 | Miller William John | CEO, Director | Option exercise(M) | 16K | — | $0 |
| Mar 16, 2026 | Miller William John | CEO, Director | Tax withholding(F) | 7K | $30.95 | $220K |
| Mar 16, 2026 | Miller William John | CEO, Director | Option exercise(M) | 15K | — | $0 |
| Mar 16, 2026 | Miller William John | CEO, Director | Option exercise(M) | 16K | — | $0 |
| Mar 16, 2026 | Porshnev Peter | SVP, UNIFIED ENGINEERING | Option exercise(M) | 3K | — | $0 |
| Mar 16, 2026 | Porshnev Peter | SVP, UNIFIED ENGINEERING | Option exercise(M) | 3K | — | $0 |
| Mar 16, 2026 | Porshnev Peter | SVP, UNIFIED ENGINEERING | Tax withholding(F) | 1K | $30.95 | $37K |
| Mar 16, 2026 | Porshnev Peter | SVP, UNIFIED ENGINEERING | Tax withholding(F) | 1K | $30.95 | $35K |
| Mar 16, 2026 | Porshnev Peter | SVP, UNIFIED ENGINEERING | Option exercise(M) | 3K | — | $0 |
| Mar 16, 2026 | Porshnev Peter | SVP, UNIFIED ENGINEERING | Option exercise(M) | 3K | — | $0 |
| Mar 16, 2026 | Wilkerson Susan | SVP, GLOBAL SALES & SERVICE | Option exercise(M) | 3K | — | $0 |
| Mar 16, 2026 | Wilkerson Susan | SVP, GLOBAL SALES & SERVICE | Tax withholding(F) | 675 | $30.95 | $21K |
| Mar 16, 2026 | Wilkerson Susan | SVP, GLOBAL SALES & SERVICE | Option exercise(M) | 3K | — | $0 |
| Mar 16, 2026 | Wilkerson Susan | SVP, GLOBAL SALES & SERVICE | Tax withholding(F) | 682 | $30.95 | $21K |
| Mar 16, 2026 | Wilkerson Susan | SVP, GLOBAL SALES & SERVICE | Option exercise(M) | 3K | — | $0 |
| Mar 16, 2026 | Wilkerson Susan | SVP, GLOBAL SALES & SERVICE | Option exercise(M) | 3K | — | $0 |
| Mar 16, 2026 | Devasahayam Adrian | SVP - PRODUCT LINE DEVELOPMENT | Tax withholding(F) | 1K | $30.95 | $31K |
| Mar 16, 2026 | Devasahayam Adrian | SVP - PRODUCT LINE DEVELOPMENT | Option exercise(M) | 3K | — | $0 |
| Mar 16, 2026 | Devasahayam Adrian | SVP - PRODUCT LINE DEVELOPMENT | Option exercise(M) | 3K | — | $0 |
| Mar 16, 2026 | Devasahayam Adrian | SVP - PRODUCT LINE DEVELOPMENT | Tax withholding(F) | 983 | $30.95 | $30K |
| Mar 16, 2026 | Devasahayam Adrian | SVP - PRODUCT LINE DEVELOPMENT | Option exercise(M) | 3K | — | $0 |
| Mar 16, 2026 | Devasahayam Adrian | SVP - PRODUCT LINE DEVELOPMENT | Option exercise(M) | 3K | — | $0 |
| Mar 13, 2026 | Kiernan John P | SVP & CHIEF FINANCIAL OFFICER | Tax withholding(F) | 2K | $31.46 | $54K |
| Mar 13, 2026 | Kiernan John P | SVP & CHIEF FINANCIAL OFFICER | Option exercise(M) | 3K | — | $0 |
| Mar 13, 2026 | Kiernan John P | SVP & CHIEF FINANCIAL OFFICER | Option exercise(M) | 3K | — | $0 |
| Mar 13, 2026 | Miller William John | CEO, Director | Tax withholding(F) | 6K | $31.46 | $203K |
| Mar 13, 2026 | Miller William John | CEO, Director | Option exercise(M) | 15K | — | $0 |
| Mar 13, 2026 | Miller William John | CEO, Director | Option exercise(M) | 15K | — | $0 |
| Mar 13, 2026 | Porshnev Peter | SVP, UNIFIED ENGINEERING | Tax withholding(F) | 1K | $31.46 | $42K |
| Mar 13, 2026 | Porshnev Peter | SVP, UNIFIED ENGINEERING | Option exercise(M) | 3K | — | $0 |
| Mar 13, 2026 | Porshnev Peter | SVP, UNIFIED ENGINEERING | Option exercise(M) | 3K | — | $0 |
| Mar 13, 2026 | Wilkerson Susan | SVP, GLOBAL SALES & SERVICE | Tax withholding(F) | 831 | $31.46 | $26K |
| Mar 13, 2026 | Wilkerson Susan | SVP, GLOBAL SALES & SERVICE | Option exercise(M) | 3K | — | $0 |
| Mar 13, 2026 | Wilkerson Susan | SVP, GLOBAL SALES & SERVICE | Option exercise(M) | 3K | — | $0 |
| Mar 13, 2026 | Devasahayam Adrian | SVP - PRODUCT LINE DEVELOPMENT | Option exercise(M) | 3K | — | $0 |
| Mar 13, 2026 | Devasahayam Adrian | SVP - PRODUCT LINE DEVELOPMENT | Tax withholding(F) | 1K | $31.46 | $36K |
| Mar 13, 2026 | Devasahayam Adrian | SVP - PRODUCT LINE DEVELOPMENT | Option exercise(M) | 3K | — | $0 |
| Mar 10, 2026 | Kiernan John P | SVP & CHIEF FINANCIAL OFFICER | Option exercise(M) | 43K | — | $0 |
| Mar 10, 2026 | Miller William John | CEO, Director | Option exercise(M) | 168K | — | $0 |
| Mar 10, 2026 | Porshnev Peter | SVP, UNIFIED ENGINEERING | Option exercise(M) | 32K | — | $0 |
| Mar 10, 2026 | Wilkerson Susan | SVP, GLOBAL SALES & SERVICE | Option exercise(M) | 32K | — | $0 |
| Mar 10, 2026 | Devasahayam Adrian | SVP - PRODUCT LINE DEVELOPMENT | Option exercise(M) | 32K | — | $0 |
| Mar 10, 2026 | Kiernan John P | SVP & CHIEF FINANCIAL OFFICER | Option exercise(M) | 43K | — | $0 |
| Mar 10, 2026 | Miller William John | CEO, Director | Grant(A) | 168K | — | $0 |
| Mar 10, 2026 | Porshnev Peter | Chief Technology Officer | Option exercise(M) | 32K | — | $0 |
| Mar 10, 2026 | Wilkerson Susan | SVP, GLOBAL SALES & SERVICE | Option exercise(M) | 32K | — | $0 |
| Mar 10, 2026 | Devasahayam Adrian | SVP - PRODUCT LINE DEVELOPMENT | Option exercise(M) | 32K | — | $0 |
| Mar 3, 2026 | Miller William John | CEO, Director | Sell(S) | 25K | $31.24 | $781K |
| Mar 3, 2026 | Miller William John | CEO, Director | Sell(S) | 25K | $32.00 | $800K |
| Dec 10, 2025 | Wilkerson Susan | SVP, GLOBAL SALES & SERVICE | Sell(S) | 33K | $31.88 | $1.1M |
| Dec 5, 2025 | Miller William John | CEO, Director | Sell(S) | 25K | $32.00 | $800K |
| Dec 2, 2025 | Miller William John | CEO, Director | Sell(S) | 25K | $29.10 | $728K |
| Oct 2, 2025 | Devasahayam Adrian | SVP - PRODUCT LINE DEVELOPMENT | Sell(S) | 4K | $34.00 | $131K |
| Oct 1, 2025 | Miller William John | CEO, Director | Sell(S) | 25K | $32.00 | $800K |
| Sep 23, 2025 | Devasahayam Adrian | SVP - PRODUCT LINE DEVELOPMENT | Sell(S) | 4K | $30.00 | $120K |
| Sep 15, 2025 | Devasahayam Adrian | SVP - PRODUCT LINE DEVELOPMENT | Sell(S) | 4K | $26.00 | $105K |
| Sep 9, 2025 | Miller William John | CEO, Director | Sell(S) | 25K | $25.00 | $625K |
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 → 2026-07-14. Earlier history is backfilling; this window widens as it deepens.
Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).