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 16, 2026 | Stiles Spencer S | Director | Disposed to issuer(D) | 3K | $210.00 | $724K |
| Jul 16, 2026 | Mahoney Paul E | Director | Disposed to issuer(D) | 4K | $210.00 | $829K |
| Jul 16, 2026 | Cichocki Andrew R | Chair of the Board, Director | Disposed to issuer(D) | 4K | $210.00 | $808K |
| Jul 16, 2026 | Harty Linda S | Director | Disposed to issuer(D) | 15K | $210.00 | $3.1M |
| Jul 16, 2026 | Durham Mark | Chief Accounting Officer | Disposed to issuer(D) | 3K | $210.00 | $646K |
| Jul 16, 2026 | Durham Mark | Chief Accounting Officer | Disposed to issuer(D) | 2K | — | — |
| Jul 16, 2026 | Belling Joseph A | Chief Technology Officer | Disposed to issuer(D) | 16K | $210.00 | $3.3M |
| Jul 16, 2026 | Belling Joseph A | Chief Technology Officer | Disposed to issuer(D) | 1K | — | — |
| Jul 16, 2026 | Belling Joseph A | Chief Technology Officer | Disposed to issuer(D) | 5K | — | — |
| Jul 16, 2026 | Belling Joseph A | Chief Technology Officer | Disposed to issuer(D) | 2K | — | — |
| Jul 16, 2026 | Vinci Gerald F | President | Disposed to issuer(D) | 27K | $210.00 | $5.7M |
| Jul 16, 2026 | Vinci Gerald F | President | Disposed to issuer(D) | 475 | $210.00 | $100K |
| Jul 16, 2026 | Vinci Gerald F | President | Disposed to issuer(D) | 3K | — | — |
| Jul 16, 2026 | Vinci Gerald F | President | Disposed to issuer(D) | 8K | — | — |
| Jul 16, 2026 | Vinci Gerald F | President | Disposed to issuer(D) | 4K | — | — |
| Jul 16, 2026 | Hotchkiss Herbert | VP, GC and Secretary | Disposed to issuer(D) | 24K | $210.00 | $4.9M |
| Jul 16, 2026 | Hotchkiss Herbert | VP, GC and Secretary | Disposed to issuer(D) | 296 | $210.00 | $62K |
| Jul 16, 2026 | Hotchkiss Herbert | VP, GC and Secretary | Disposed to issuer(D) | 3K | — | — |
| Jul 16, 2026 | Hotchkiss Herbert | VP, GC and Secretary | Disposed to issuer(D) | 9K | — | — |
| Jul 16, 2026 | Hotchkiss Herbert | VP, GC and Secretary | Disposed to issuer(D) | 4K | — | — |
| Jul 16, 2026 | Brinkman Joseph Robert | VP & Chief Financial Officer | Disposed to issuer(D) | 16K | $210.00 | $3.3M |
| Jul 16, 2026 | Brinkman Joseph Robert | VP & Chief Financial Officer | Disposed to issuer(D) | 2K | — | — |
| Jul 16, 2026 | Brinkman Joseph Robert | VP & Chief Financial Officer | Disposed to issuer(D) | 7K | — | — |
| Jul 16, 2026 | Brinkman Joseph Robert | VP & Chief Financial Officer | Disposed to issuer(D) | 3K | — | — |
| Jul 16, 2026 | Harris Paula | Director | Disposed to issuer(D) | 4K | $210.00 | $941K |
| Jul 16, 2026 | Sagehorn David M. | Director | Disposed to issuer(D) | 8K | $210.00 | $1.6M |
| Jul 16, 2026 | Sagehorn David M. | Director | Disposed to issuer(D) | 300 | $210.00 | $63K |
| Jul 16, 2026 | Strauch Roger A | Director | Disposed to issuer(D) | 5K | $210.00 | $1.0M |
| Jul 10, 2026 | Durham Mark | Chief Accounting Officer | Tax withholding(F) | 107 | $209.87 | $22K |
| Jul 1, 2026 | Mahoney Paul E | Director | Grant(A) | 191 | — | $0 |
| Jul 1, 2026 | Harris Paula | Director | Grant(A) | 191 | — | $0 |
| Jul 1, 2026 | Stiles Spencer S | Director | Grant(A) | 191 | — | $0 |
| Jul 1, 2026 | Strauch Roger A | Director | Grant(A) | 191 | — | $0 |
| Jul 1, 2026 | Cichocki Andrew R | Chair of the Board, Director | Grant(A) | 191 | — | $0 |
| Jul 1, 2026 | Harty Linda S | Director | Grant(A) | 191 | — | $0 |
| Jul 1, 2026 | Sagehorn David M. | Director | Grant(A) | 191 | — | $0 |
| May 21, 2026 | Vinci Gerald F | President | Tax withholding(F) | 143 | $208.29 | $30K |
| May 21, 2026 | Belling Joseph A | Chief Technology Officer | Tax withholding(F) | 102 | $208.29 | $21K |
| May 21, 2026 | Brinkman Joseph Robert | VP & Chief Financial Officer | Tax withholding(F) | 77 | $208.29 | $16K |
| May 21, 2026 | Hotchkiss Herbert | VP, GC and Secretary | Tax withholding(F) | 143 | $208.29 | $30K |
| Apr 2, 2026 | Belling Joseph A | Chief Technology Officer | Tax withholding(F) | 34 | $207.09 | $7K |
| Apr 1, 2026 | Strauch Roger A | Director | Grant(A) | 193 | — | $0 |
| Apr 1, 2026 | Cichocki Andrew R | Chair of the Board, Director | Grant(A) | 193 | — | $0 |
| Apr 1, 2026 | Mahoney Paul E | Director | Grant(A) | 193 | — | $0 |
| Apr 1, 2026 | Sagehorn David M. | Director | Grant(A) | 193 | — | $0 |
| Apr 1, 2026 | Harris Paula | Director | Grant(A) | 193 | — | $0 |
| Apr 1, 2026 | Stiles Spencer S | Director | Grant(A) | 193 | — | $0 |
| Apr 1, 2026 | Durham Mark | Chief Accounting Officer | Grant(A) | 689 | — | $0 |
| Apr 1, 2026 | Durham Mark | Chief Accounting Officer | Tax withholding(F) | 345 | $206.94 | $71K |
| Apr 1, 2026 | Harty Linda S | Director | Grant(A) | 193 | — | $0 |
| Feb 24, 2026 | Vinci Gerald F | President | Grant(A) | 1K | — | $0 |
| Feb 24, 2026 | Vinci Gerald F | President | Tax withholding(F) | 374 | $207.58 | $78K |
| Feb 24, 2026 | Hotchkiss Herbert | VP, GC and Secretary | Grant(A) | 1K | — | $0 |
| Feb 24, 2026 | Hotchkiss Herbert | VP, GC and Secretary | Tax withholding(F) | 374 | $207.58 | $78K |
| Feb 24, 2026 | Belling Joseph A | Chief Technology Officer | Grant(A) | 1K | — | $0 |
| Feb 24, 2026 | Belling Joseph A | Chief Technology Officer | Tax withholding(F) | 331 | $207.58 | $69K |
| Feb 24, 2026 | Brinkman Joseph Robert | VP & Chief Financial Officer | Grant(A) | 1K | — | $0 |
| Feb 24, 2026 | Brinkman Joseph Robert | VP & Chief Financial Officer | Tax withholding(F) | 262 | $207.58 | $54K |
| Jan 2, 2026 | Harty Linda S | Director | Grant(A) | 193 | — | $0 |
| Jan 2, 2026 | Strauch Roger A | Director | Grant(A) | 193 | — | $0 |
| Jan 2, 2026 | Cichocki Andrew R | Chair of the Board, Director | Grant(A) | 193 | — | $0 |
| Jan 2, 2026 | Sagehorn David M. | Director | Grant(A) | 193 | — | $0 |
| Jan 2, 2026 | Evanko Jillian C. | Former President and CEO, Director | Tax withholding(F) | 4K | $206.23 | $867K |
| Jan 2, 2026 | Vinci Gerald F | VP & Chief Human Resources Ofc | Tax withholding(F) | 677 | $206.23 | $140K |
| Jan 2, 2026 | Vinci Gerald F | VP & Chief Human Resources Ofc | Grant(A) | 5K | — | $0 |
| Jan 2, 2026 | Mahoney Paul E | Director | Grant(A) | 193 | — | $0 |
| Jan 2, 2026 | Hotchkiss Herbert | VP, GC and Secretary | Grant(A) | 6K | — | $0 |
| Jan 2, 2026 | Hotchkiss Herbert | VP, GC and Secretary | Tax withholding(F) | 742 | $206.23 | $153K |
| Jan 2, 2026 | Belling Joseph A | Chief Technology Officer | Tax withholding(F) | 596 | $206.23 | $123K |
| Jan 2, 2026 | Belling Joseph A | Chief Technology Officer | Grant(A) | 3K | — | $0 |
| Jan 2, 2026 | Harris Paula | Director | Grant(A) | 193 | — | $0 |
| Jan 2, 2026 | Stiles Spencer S | Director | Grant(A) | 193 | — | $0 |
| Jan 2, 2026 | Brinkman Joseph Robert | VP & Chief Financial Officer | Grant(A) | 4K | — | $0 |
| Jan 2, 2026 | Brinkman Joseph Robert | VP & Chief Financial Officer | Tax withholding(F) | 555 | $206.23 | $114K |
| Jan 2, 2026 | Durham Mark | Chief Accounting Officer | Grant(A) | 1K | — | $0 |
| Jan 2, 2026 | Durham Mark | Chief Accounting Officer | Tax withholding(F) | 66 | $206.23 | $14K |
| Nov 10, 2025 | Durham Mark | Chief Accounting Officer | Tax withholding(F) | 117 | $202.94 | $24K |
| Oct 1, 2025 | Cichocki Andrew R | Chair of the Board, Director | Grant(A) | 199 | — | $0 |
| Oct 1, 2025 | Stiles Spencer S | Director | Grant(A) | 199 | — | $0 |
| Oct 1, 2025 | Harty Linda S | Director | Grant(A) | 199 | — | $0 |
| Oct 1, 2025 | Strauch Roger A | Director | Grant(A) | 199 | — | $0 |
| Oct 1, 2025 | Sagehorn David M. | Director | Grant(A) | 199 | — | $0 |
| Oct 1, 2025 | Mahoney Paul E | Director | Grant(A) | 199 | — | $0 |
| Oct 1, 2025 | Harris Paula | Director | Grant(A) | 199 | — | $0 |
| Aug 22, 2025 | Brinkman Joseph Robert | VP & Chief Financial Officer | Tax withholding(F) | 640 | $197.46 | $126K |
| Aug 22, 2025 | Vinci Gerald F | VP & Chief Human Resources Ofc | Tax withholding(F) | 632 | $197.46 | $125K |
| Jul 11, 2025 | Durham Mark | Chief Accounting Officer | Grant(A) | 640 | — | $0 |
| Jul 1, 2025 | Cichocki Andrew R | Chair of the Board, Director | Grant(A) | 246 | — | $0 |
| Jul 1, 2025 | Harris Paula | Director | Grant(A) | 246 | — | $0 |
| Jul 1, 2025 | Mahoney Paul E | Director | Grant(A) | 246 | — | $0 |
| Jul 1, 2025 | Stiles Spencer S | Director | Grant(A) | 246 | — | $0 |
| Jul 1, 2025 | Strauch Roger A | Director | Grant(A) | 246 | — | $0 |
| Jul 1, 2025 | Harty Linda S | Director | Grant(A) | 246 | — | $0 |
| Jul 1, 2025 | Sagehorn David M. | Director | Grant(A) | 246 | — | $0 |
| May 21, 2025 | Brinkman Joseph Robert | VP & Chief Financial Officer | Tax withholding(F) | 108 | $158.79 | $17K |
| May 21, 2025 | Belling Joseph A | Chief Technology Officer | Tax withholding(F) | 101 | $158.79 | $16K |
| May 21, 2025 | Vinci Gerald F | VP & Chief Human Resources Ofc | Tax withholding(F) | 95 | $158.79 | $15K |
| May 21, 2025 | Hotchkiss Herbert | VP, GC and Secretary | Tax withholding(F) | 95 | $158.79 | $15K |
| Apr 2, 2025 | Belling Joseph A | Chief Technology Officer | Tax withholding(F) | 35 | $151.31 | $5K |
| Apr 1, 2025 | Molinini Michael | Director | Grant(A) | 273 | — | $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 → 2026-09-03. 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 GTLS