Merck (MRK) insider trades, Congressional trades and 13F ownership

September 2026

Federal contract · Signed Sep 14, 2026 · Updated Sep 17, 2026
Department of Health and Human Services awarded Merck: $1.63M obligated to date Source
Congressional trade · Transaction Aug 19, 2026 · Disclosed Sep 9, 2026
Disclosed purchase of MRK — reported range $15,001 - $50,000 Source
Congressional trade · Transaction Aug 19, 2026 · Disclosed Sep 9, 2026
Disclosed purchase of MRK — reported range $15,001 - $50,000 Source

August 2026

Fund moves · Holdings as of Jun 30, 2026 (Q2 2026) · Filed Aug 14, 2026
Bridgewater Associates disclosed a new position in MRK for Q2 2026 Source
Insider trade · Traded Aug 12, 2026 · Filed Aug 13, 2026
Officer sold ~$10.7M of MRK shares in the open market Source
Insider trade · Traded Aug 13, 2026 · Filed Aug 13, 2026
Officer sold ~$1.35M of MRK shares in the open market Source
Planned sale · Planned for Aug 13, 2026 · Notice filed Aug 13, 2026
Officer filed to sell about $1.35M of MRK stock Source
Insider trade · Traded Aug 10, 2026 · Filed Aug 12, 2026
Officer sold ~$2.71M of MRK shares in the open market Source
Insider trade · Traded Aug 12, 2026 · Filed Aug 12, 2026
Officer sold ~$1.46M of MRK shares in the open market Source
Planned sale · Planned for Aug 12, 2026 · Notice filed Aug 12, 2026
Officer filed to sell about $10.7M of MRK stock Source
Insider trade · Traded Aug 11, 2026 · Filed Aug 12, 2026
Officer sold ~$973K of MRK shares in the open market Source
Insider trade · Traded Aug 11, 2026 · Filed Aug 12, 2026
Officer sold ~$718K of MRK shares in the open market Source
Planned sale · Planned for Aug 12, 2026 · Notice filed Aug 12, 2026
Officer filed to sell about $1.54M of MRK stock Source
Insider trade · Traded Aug 12, 2026 · Filed Aug 12, 2026
Officer sold ~$79K of MRK shares in the open market Source
Planned sale · Planned for Aug 11, 2026 · Notice filed Aug 11, 2026
Officer filed to sell about $1.69M of MRK stock Source
Insider trade · Traded Aug 6, 2026 · Filed Aug 10, 2026
Officer sold ~$644K of MRK shares in the open market Source
Planned sale · Planned for Aug 10, 2026 · Notice filed Aug 10, 2026
Officer filed to sell about $2.71M of MRK stock Source
Insider trade · Traded Aug 6, 2026 · Filed Aug 10, 2026
Officer sold ~$105K of MRK shares in the open market Source
Insider trade · Traded Aug 6, 2026 · Filed Aug 10, 2026
Officer sold ~$39K of MRK shares in the open market Source
Insider trade · Traded Aug 5, 2026 · Filed Aug 7, 2026
Officer sold ~$4.47M of MRK shares in the open market Source
Insider trade · Traded Aug 6, 2026 · Filed Aug 7, 2026
Officer sold ~$1.97M of MRK shares in the open market Source
Insider trade · Traded Aug 5, 2026 · Filed Aug 7, 2026
Officer sold ~$1.74M of MRK shares in the open market Source
Insider trade · Traded Aug 5, 2026 · Filed Aug 7, 2026
Officer sold ~$1.25M of MRK shares in the open market Source
Insider trade · Traded Aug 5, 2026 · Filed Aug 7, 2026
Officer sold ~$812K of MRK shares in the open market Source
Insider trade · Traded Aug 5, 2026 · Filed Aug 7, 2026
Officer sold ~$592K of MRK shares in the open market Source
Insider trade · Traded Aug 5, 2026 · Filed Aug 7, 2026
Officer sold ~$346K of MRK shares in the open market Source
Planned sale · Planned for Aug 6, 2026 · Notice filed Aug 6, 2026
Officer filed to sell about $1.97M of MRK stock Source
Planned sale · Planned for Aug 6, 2026 · Notice filed Aug 6, 2026
Officer filed to sell about $789K of MRK stock Source
Planned sale · Planned for Aug 5, 2026 · Notice filed Aug 5, 2026
Officer filed to sell about $6.81M of MRK stock Source
Planned sale · Planned for Aug 5, 2026 · Notice filed Aug 5, 2026
Officer filed to sell about $2.41M of MRK stock Source

July 2026

Congressional trade · Transaction Mar 27, 2026 · Disclosed Jul 21, 2026
Disclosed sale of MRK — reported range $15,001 - $50,000 Source

June 2026

Federal contract · Signed Jun 23, 2026 · Updated Jun 29, 2026
Department of Veterans Affairs awarded Merck: $23K obligated to date Source
Federal contract · Signed Jun 12, 2026 · Updated Jun 17, 2026
Department of Veterans Affairs awarded Merck: $23K obligated to date Source
Federal contract · Signed Jun 12, 2026 · Updated Jun 12, 2026
Department of Veterans Affairs awarded Merck: $23K obligated to date Source
Federal contract · Signed May 21, 2026 · Updated Jun 3, 2026
Department of Veterans Affairs awarded Merck: $23K obligated to date Source

May 2026

Federal contract · Signed May 11, 2026 · Updated May 11, 2026
Department of Veterans Affairs awarded Merck: $342K obligated to date Source
Federal contract · Signed May 11, 2026 · Updated May 11, 2026
Department of Veterans Affairs awarded Merck: $23K obligated to date Source
Federal contract · Signed May 8, 2026 · Updated May 8, 2026
Department of Veterans Affairs awarded Merck: $23K obligated to date Source
Federal contract · Signed May 4, 2026 · Updated May 5, 2026
Department of Veterans Affairs awarded Merck: $43K obligated to date Source

March 2026

Congressional trade · Transaction Feb 4, 2026 · Disclosed Mar 16, 2026
Disclosed purchase of MRK — reported range $1,001 - $15,000 Source

February 2026

Insider trade · Traded Feb 12, 2026 · Filed Feb 12, 2026
Officer sold ~$1.21M of MRK shares in the open market Source
Insider trade · Traded Feb 10, 2026 · Filed Feb 10, 2026
Officer sold ~$1.2M of MRK shares in the open market Source
Insider trade · Traded Feb 9, 2026 · Filed Feb 9, 2026
Officer sold ~$6.77M of MRK shares in the open market Source
Insider trade · Traded Feb 9, 2026 · Filed Feb 9, 2026
Officer sold ~$4.63M of MRK shares in the open market Source

January 2026

Congressional trade · Transaction Dec 18, 2025 · Disclosed Jan 15, 2026
Disclosed sale of MRK — reported range $1,001 - $15,000 Source
Federal contract · Signed Jan 13, 2026 · Updated Jan 13, 2026
Department of Veterans Affairs awarded Merck: $96K obligated to date Source
Congressional trade · Transaction Dec 19, 2025 · Disclosed Jan 12, 2026
Disclosed purchase of MRK — reported range $1,001 - $15,000 Source

December 2025

Congressional trade · Transaction Nov 18, 2025 · Disclosed Dec 15, 2025
Disclosed purchase of MRK — reported range $1,001 - $15,000 Source
Congressional trade · Transaction Nov 13, 2025 · Disclosed Dec 11, 2025
Disclosed partial sale of MRK — reported range $1,001 - $15,000 Source

November 2025

Insider trade · Traded Nov 10, 2025 · Filed Nov 12, 2025
Officer sold ~$616K of MRK shares in the open market Source
Insider trade · Traded Nov 3, 2025 · Filed Nov 4, 2025
Officer sold ~$720K of MRK shares in the open market Source

October 2025

Congressional trade · Transaction Sep 23, 2025 · Disclosed Oct 10, 2025
Disclosed sale of MRK — reported range $1,001 - $15,000 Source
Congressional trade · Transaction Mar 19, 2025 · Disclosed Oct 5, 2025
Disclosed sale of MRK — reported range $15,001 - $50,000 Source

September 2025

Congressional trade · Transaction Aug 5, 2025 · Disclosed Sep 12, 2025
Disclosed purchase of MRK — reported range $1,001 - $15,000 Source
Congressional trade · Transaction Oct 29, 2024 · Disclosed Sep 12, 2025
Disclosed purchase of MRK — reported range $1,001 - $15,000 Source
Congressional trade · Transaction Aug 4, 2025 · Disclosed Sep 12, 2025
Disclosed sale of MRK — reported range $1,001 - $15,000 Source
Congressional trade · Transaction Aug 14, 2025 · Disclosed Sep 11, 2025
Disclosed partial sale of MRK — reported range $1,001 - $15,000 Source

August 2025

Congressional trade · Transaction Aug 28, 2025 · Disclosed Aug 29, 2025
Disclosed purchase of MRK — reported range $1,001 - $15,000 Source
Congressional trade · Transaction Jul 11, 2025 · Disclosed Aug 20, 2025
Disclosed sale of MRK — reported range $1,001 - $15,000 Source
Congressional trade · Transaction Sep 26, 2024 · Disclosed Aug 20, 2025
Disclosed purchase of MRK — reported range $1,001 - $15,000 Source
Congressional trade · Transaction Jun 24, 2025 · Disclosed Aug 13, 2025
Disclosed purchase of MRK — reported range $1,001 - $15,000 Source

July 2025

Congressional trade · Transaction Jun 16, 2025 · Disclosed Jul 14, 2025
Disclosed sale of MRK — reported range $1,001 - $15,000 Source
Congressional trade · Transaction Jun 13, 2025 · Disclosed Jul 14, 2025
Disclosed purchase of MRK — reported range $1,001 - $15,000 Source
Congressional trade · Transaction Aug 7, 2024 · Disclosed Jul 3, 2025
Disclosed purchase of MRK — reported range $1,001 - $15,000 Source

June 2025

Congressional trade · Transaction May 30, 2025 · Disclosed Jun 6, 2025
Disclosed sale of MRK — reported range $1,001 - $15,000 Source

May 2025

Congressional trade · Transaction May 15, 2025 · Disclosed May 31, 2025
Disclosed sale of MRK — reported range $15,001 - $50,000 Source
Congressional trade · Transaction Apr 21, 2025 · Disclosed May 12, 2025
Disclosed sale of MRK — reported range $1,001 - $15,000 Source
Congressional trade · Transaction Apr 17, 2025 · Disclosed May 8, 2025
Disclosed sale of MRK — reported range $15,001 - $50,000 Source
Congressional trade · Transaction Apr 8, 2025 · Disclosed May 8, 2025
Disclosed purchase of MRK — reported range $15,001 - $50,000 Source

April 2025

Congressional trade · Transaction Mar 3, 2025 · Disclosed Apr 16, 2025
Disclosed purchase of MRK — reported range $1,001 - $15,000 Source
Congressional trade · Transaction Apr 9, 2025 · Disclosed Apr 11, 2025
Disclosed purchase of MRK — reported range $1,001 - $15,000 Source
Congressional trade · Transaction Mar 20, 2025 · Disclosed Apr 11, 2025
Disclosed partial sale of MRK — reported range $1,001 - $15,000 Source
Congressional trade · Transaction Mar 31, 2025 · Disclosed Apr 7, 2025
Disclosed partial sale of MRK — reported range $15,001 - $50,000 Source

March 2025

Congressional trade · Transaction Feb 25, 2025 · Disclosed Mar 27, 2025
Disclosed sale of MRK — reported range $15,001 - $50,000 Source
Congressional trade · Transaction Feb 24, 2025 · Disclosed Mar 9, 2025
Disclosed purchase of MRK — reported range $15,001 - $50,000 Source
Congressional trade · Transaction Feb 26, 2025 · Disclosed Mar 6, 2025
Disclosed purchase of MRK — reported range $15,001 - $50,000 Source

February 2025

Congressional trade · Transaction Jan 17, 2025 · Disclosed Feb 12, 2025
Disclosed purchase of MRK — reported range $1,001 - $15,000 Source
Congressional trade · Transaction Jan 24, 2025 · Disclosed Feb 11, 2025
Disclosed sale of MRK — reported range $1,001 - $15,000 Source
Congressional trade · Transaction Jan 27, 2025 · Disclosed Feb 10, 2025
Disclosed sale of MRK — reported range $15,001 - $50,000 Source
Congressional trade · Transaction Jan 15, 2025 · Disclosed Feb 10, 2025
Disclosed sale of MRK — reported range $1,001 - $15,000 Source