As of September 12, 2026, the three largest insider holders of DHR are Steven M Rales (Chairman, 3.61Mn shares), Steven M Rales (Chairman, 3.11Mn shares), Mitchell P Rales (Chairman Of Exec. Committee, 778.35K shares).
| # | Insider | Position | Direct | Indirect | Total | Share of Insiders | Last Filed |
|---|---|---|---|---|---|---|---|
| 1 | Steven M Rales | Chairman | 3,605,808 | 0 | 3,605,808 | 73.0% | 06 Aug, 2026 |
| 2 | Mitchell P Rales | Chairman Of Exec. Committee | 553,228 | 0 | 553,228 | 11.2% | 06 Aug, 2026 |
| 3 | Alan G Spoon | Director | 124,774 | 0 | 124,774 | 2.5% | 19 May, 2026 |
| 4 | Joakim Weidemanis | Executive Vice President | 87,333 | 0 | 87,333 | 1.8% | 17 May, 2024 |
| 5 | Christopher Paul Riley | Executive Vice President | 61,472 | 0 | 61,472 | 1.2% | 06 Aug, 2026 |
| 6 | William King | Svp, Strategic Development | 48,190 | 0 | 48,190 | 1.0% | 17 May, 2024 |
| 7 | Angela S Lalor | Svp, Human Resources | 47,962 | 0 | 47,962 | 1.0% | 25 Feb, 2022 |
| 8 | Elias A. Zerhouni | Director | 45,303 | 0 | 45,303 | 0.9% | 16 Jul, 2026 |
| 9 | Rainer Blair | President Ceo | 37,988 | 0 | 37,988 | 0.8% | 03 Mar, 2026 |
| 10 | Jose-Carlos Gutierrez-Ramos | Svp, Chief Science Officer | 32,495 | 0 | 32,495 | 0.7% | 06 Aug, 2026 |
| 11 | Linda Filler | Director | 26,829 | 0 | 26,829 | 0.5% | 16 Jul, 2026 |
| 12 | Matthew Mcgrew | Executive Vice President | 26,825 | 0 | 26,825 | 0.5% | 03 Mar, 2026 |
| 13 | Jennifer Honeycutt | Executive Vice President | 26,165 | 0 | 26,165 | 0.5% | 17 May, 2023 |
| 14 | Gregory M Milosevich | Executive Vice President | 24,467 | 0 | 24,467 | 0.5% | 06 Aug, 2026 |
| 15 | Montgomery Julie A Sawyer | Executive Vice President | 22,221 | 0 | 22,221 | 0.4% | 03 Mar, 2026 |
| 16 | Teri List | Director | 21,470 | 0 | 21,470 | 0.4% | 19 May, 2026 |
| 17 | John T Schwieters | Director | 19,815 | 0 | 19,815 | 0.4% | 16 Jul, 2025 |
| 18 | Brian W Ellis | Senior Vice President | 14,994 | 0 | 14,994 | 0.3% | 06 Feb, 2026 |
| 19 | R Bradley Gray | Svp Strategic Development | 14,463 | 0 | 14,463 | 0.3% | 03 Mar, 2026 |
| 20 | Walter G Lohr | Director | 14,129 | 0 | 14,129 | 0.3% | 16 Feb, 2024 |
| 21 | Raymond C Stevens | Director | 13,728 | 0 | 13,728 | 0.3% | 19 May, 2026 |
| 22 | Jonathan Leiken | Svp Chief Legal Officer | 12,546 | 0 | 12,546 | 0.3% | 03 Mar, 2026 |
| 23 | Matthew E Gugino | Evp Chief Financial Officer | 11,401 | 0 | 11,401 | 0.2% | 03 Mar, 2026 |
| 24 | Daniel Raskas | Svp Corporate Development | 10,524 | 0 | 10,524 | 0.2% | 04 Feb, 2025 |
| 25 | Christopher Bouda | Vp, Chief Accounting Officer | 9,107 | 0 | 9,107 | 0.2% | 16 Jul, 2026 |
| 26 | Georgeann Couchara | Svp, Human Resources | 8,291 | 0 | 8,291 | 0.2% | 19 May, 2026 |
| 27 | A Shane Sanders | Director | 5,914 | 0 | 5,914 | 0.1% | 19 May, 2026 |
| 28 | Pardis C Sabeti | Director | 5,283 | 0 | 5,283 | 0.1% | 17 May, 2024 |
| 29 | Feroz Dewan | Director | 4,686 | 0 | 4,686 | 0.1% | 19 May, 2026 |
| 30 | Jessica L Mega | Director | 3,302 | 0 | 3,302 | 0.1% | 19 May, 2025 |
| 31 | Charles W Lamanna | Director | 1,359 | 0 | 1,359 | 0.0% | 19 May, 2026 |
Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.
| Date | Insider | Position | Transaction | Shares | Price | Value | Shares Held After | Ownership |
|---|---|---|---|---|---|---|---|---|
| 21 Aug, 2026 | Rainer Blair | President Ceo | Disposed S | 11,307 | $217.77 | $2.46Mn | 46,948 | Indirect |
| 21 Aug, 2026 | Rainer Blair | President Ceo | Disposed S | 39,193 | $218.73 | $8.57Mn | 7,755 | Indirect |
| 21 Aug, 2026 | Rainer Blair | President Ceo | Disposed S | 7,755 | $219.35 | $1.70Mn | 0 | Indirect |
| 04 Aug, 2026 | Matthew E Gugino | Evp Chief Financial Officer | Acquired A | 153,563 | $0.00 | $0 | 153,563 | Direct |
| 04 Aug, 2026 | Jose-Carlos Gutierrez-Ramos | Svp, Chief Science Officer | Acquired A | 13,477 | $0.00 | $0 | 32,495 | Direct |
| 04 Aug, 2026 | Christopher Paul Riley | Executive Vice President | Acquired A | 41,072 | $0.00 | $0 | 61,472 | Direct |
| 04 Aug, 2026 | Jonathan Leiken | Svp Chief Legal Officer | Acquired A | 92,138 | $0.00 | $0 | 92,138 | Direct |
| 04 Aug, 2026 | Steven M Rales | Chairman | Acquired A | 500,000 | $0.00 | $0 | 3,605,808 | Direct |
| 04 Aug, 2026 | Gregory M Milosevich | Executive Vice President | Acquired A | 15,402 | $0.00 | $0 | 24,467 | Direct |
| 04 Aug, 2026 | Mitchell P Rales | Chairman Of Exec. Committee | Acquired A | 500,000 | $0.00 | $0 | 553,228 | Direct |
| 04 Aug, 2026 | Montgomery Julie A Sawyer | Executive Vice President | Acquired A | 245,701 | $0.00 | $0 | 245,701 | Direct |
| 04 Aug, 2026 | Christopher Bouda | Vp, Chief Accounting Officer | Acquired A | 12,286 | $0.00 | $0 | 12,286 | Direct |
| 04 Aug, 2026 | Steven M Rales | Chairman | Acquired A | 1,000,000 | $0.00 | $0 | 1,000,000 | Direct |
| 04 Aug, 2026 | Mitchell P Rales | Chairman Of Exec. Committee | Acquired A | 1,000,000 | $0.00 | $0 | 1,000,000 | Direct |
| 31 Jul, 2026 | Feroz Dewan | Director | Acquired A | 171 | $194.98 | $33.38K | 2,370 | Direct |
| 31 Jul, 2026 | Alan G Spoon | Director | Acquired A | 230 | $194.98 | $44.83K | 31,043 | Direct |
| 31 Jul, 2026 | Teri List | Director | Acquired A | 16 | $194.98 | $3.06K | 7,676 | Direct |
| 31 Jul, 2026 | Elias A. Zerhouni | Director | Acquired A | 237 | $194.98 | $46.14K | 18,709 | Direct |
| 31 Jul, 2026 | Linda Filler | Director | Acquired A | 18 | $194.98 | $3.57K | 8,955 | Direct |
| 31 Jul, 2026 | A Shane Sanders | Director | Acquired A | 211 | $194.98 | $41.18K | 3,163 | Direct |