| Member | Buys | Sells | Est. net | Last move |
|---|---|---|---|---|
| Maria Elvira Salazar FL27 | 2 | 1 | +$57.0K | Trimmed Sep 24, 26 |
| Josh Gottheimer NJ05 | 1 | 1 | −$24.5K | Bought Feb 4, 26 |
| Gilbert Cisneros CA31 | 5 | 3 | +$16.0K | Bought Dec 19, 25 |
| Julie Johnson TX32 | 2 | 3 | −$8.0K | Sold Dec 18, 25 |
| Valerie Hoyle OR04 | 1 | 1 | +$0 | Sold Sep 23, 25 |
| Marjorie Taylor Greene GA14 | 3 | +$24.0K | Bought Aug 28, 25 | |
| Lisa McClain MI09 | 1 | 1 | +$0 | Sold Aug 4, 25 |
| Ritchie John Torres NY15 | 1 | 1 | +$0 | Sold Jul 11, 25 |
| Scott Scott Franklin FL18 | 1 | 1 | +$0 | Sold Jun 16, 25 |
| Rob Bresnahan PA08 | 1 | 2 | −$32.5K | Sold May 15, 25 |
| Bruce Westerman AR04 | 1 | 1 | +$0 | Sold Apr 21, 25 |
| Jefferson Shreve IN06 | 1 | 1 | +$0 | Sold Apr 17, 25 |
| Kelly Louise Morrison MN03 | 1 | −$8.0K | Trimmed Mar 20, 25 | |
| Sheri Biggs SC03 | 1 | −$32.5K | Sold Mar 19, 25 | |
| Byron Donalds FL19 | 2 | −$16.0K | Sold Jan 16, 25 | |
| Jared Moskowitz FL23 | 2 | −$16.0K | Sold Jan 15, 25 |
| Traded | Member | Owner | Type | Amount | Filed | Report |
|---|---|---|---|---|---|---|
| Sep 24, 26 | Maria Elvira Salazar FL27 | Self | Sell (part) | $1,001 - $15,000 | Oct 7, 26 (13d) | |
| Aug 19, 26 | Maria Elvira Salazar FL27 | Self | Buy | $15,001 - $50,000 | Sep 9, 26 (21d) | |
| Aug 19, 26 | Maria Elvira Salazar FL27 | Self | Buy | $15,001 - $50,000 | Sep 9, 26 (21d) | |
| Feb 4, 26 | Josh Gottheimer NJ05 | Joint | Buy | $1,001 - $15,000 | Mar 16, 26 (40d) | |
| Dec 19, 25 | Gilbert Cisneros CA31 | Self | Buy | $1,001 - $15,000 | Jan 12, 26 (24d) | |
| Dec 18, 25 | Julie Johnson TX32 | Joint | Sell | $1,001 - $15,000 | Jan 15, 26 (28d) | |
| Nov 18, 25 | Gilbert Cisneros CA31 | Self | Buy | $1,001 - $15,000 | Dec 15, 25 (27d) | |
| Nov 13, 25 | Julie Johnson TX32 | Joint | Sell (part) | $1,001 - $15,000 | Dec 11, 25 (28d) | |
| Sep 23, 25 | Valerie Hoyle OR04 | Spouse | Sell | $1,001 - $15,000 | Oct 10, 25 (17d) | |
| Aug 28, 25 | Marjorie Taylor Greene GA14 | Self | Buy | $1,001 - $15,000 | Aug 29, 25 (1d) | |
| Aug 14, 25 | Julie Johnson TX32 | Joint | Sell (part) | $1,001 - $15,000 | Sep 11, 25 (28d) | |
| Aug 5, 25 | Gilbert Cisneros CA31 | Self | Buy | $1,001 - $15,000 | Sep 12, 25 (38d) | |
| Aug 4, 25 | Lisa McClain MI09 | Spouse | Sell | $1,001 - $15,000 | Sep 12, 25 (39d) | |
| Jul 11, 25 | Ritchie John Torres NY15 | Self | Sell | $1,001 - $15,000 | Aug 20, 25 (40d) | |
| Jun 24, 25 | Lisa McClain MI09 | Spouse | Buy | $1,001 - $15,000 | Aug 13, 25 (50d) | |
| Jun 16, 25 | Scott Scott Franklin FL18 | Joint | Sell | $1,001 - $15,000 | Jul 14, 25 (28d) | |
| Jun 13, 25 | Julie Johnson TX32 | Joint | Buy | $1,001 - $15,000 | Jul 14, 25 (31d) | |
| May 30, 25 | Gilbert Cisneros CA31 | Self | Sell | $1,001 - $15,000 | Jun 6, 25 (7d) | |
| May 15, 25 | Rob Bresnahan PA08 | Self | Sell | $15,001 - $50,000 | May 31, 25 (16d) | |
| May 5, 25 | Marjorie Taylor Greene GA14 | Self | Buy | $1,001 - $15,000 | May 6, 25 (1d) | |
| Apr 29, 25 | Gilbert Cisneros CA31 | Self | Buy | $1,001 - $15,000 | May 6, 25 (7d) | |
| Apr 21, 25 | Bruce Westerman AR04 | Self | Sell | $1,001 - $15,000 | May 12, 25 (21d) | |
| Apr 17, 25 | Jefferson Shreve IN06 | Self | Sell | $15,001 - $50,000 | May 8, 25 (21d) | |
| Apr 9, 25 | Marjorie Taylor Greene GA14 | Self | Buy | $1,001 - $15,000 | Apr 11, 25 (2d) | |
| Apr 8, 25 | Rob Bresnahan PA08 | Self | Buy | $15,001 - $50,000 | May 8, 25 (30d) |
From the House's STOCK Act reports (Senate not included). Members disclose trades, not holdings, as value ranges up to 45 days later, so amounts are estimates and “last move” is a hint at who still holds it, not a position. All recent congress trades
| Date | Insider | Transaction | Shares | Value |
|---|---|---|---|---|
| Aug 12, 2026 | Guindo ChirfiOfficer | Sale at price 135.00 per share. | 10K | $1.35M |
| Aug 11, 2026 | Zachary Jennifer LGeneral Counsel | Sale at price 133.46 per share. | 80.3K | $10.72M |
| Aug 11, 2026 | Deluca Richard Robert Jr.Officer | Sale at price 130.43 - 132.35 per share. | 45.3K | $5.94M |
| Aug 11, 2026 | Zachary Jennifer LGeneral Counsel | Conversion of Exercise of derivative security at price 84.71 - 117.89 per share. | 54.9K | $6.03M |
| Aug 5, 2026 | Guindo ChirfiOfficer | Sale at price 131.00 per share. | 15K | $1.97M |
| Aug 5, 2026 | Deluca Richard Robert Jr.Officer | Sale at price 130.23 - 131.02 per share. | 6K | $788.77K |
| Aug 4, 2026 | Williams David MichaelChief Technology Officer | Sale at price 128.77 per share. | 52.8K | $6.81M |
| Aug 4, 2026 | Maraldo David R.Officer | Sale at price 128.72 per share. | 18.7K | $2.41M |
| Aug 4, 2026 | Maraldo David R.Officer | Conversion of Exercise of derivative security at price 73.73 - 87.10 per share. | 18.7K | $1.54M |
| Aug 4, 2026 | Williams David MichaelChief Technology Officer | Conversion of Exercise of derivative security at price 73.73 - 77.62 per share. | 52.8K | $3.94M |
| Apr 30, 2026 | Smart Dalton E. IiiOfficer | Conversion of Exercise of derivative security at price 112.16 per share. | 383 | $42.96K |
| Apr 30, 2026 | Maraldo David R.Officer | Conversion of Exercise of derivative security at price 112.16 per share. | 552 | $61.91K |
| Apr 29, 2026 | Larson Betty DOfficer | — | 13.4K | — |
| Apr 29, 2026 | Smart Dalton E. IiiOfficer | Conversion of Exercise of derivative security at price 110.03 - 110.95 per share. | 1.4K | $155.35K |
| Apr 28, 2026 | Chattopadhyay SanatOfficer | — | 2.6K | — |
| Apr 28, 2026 | Davis Robert MChief Executive Officer | — | 13.3K | — |
| Apr 28, 2026 | Deluca Richard Robert Jr.Officer | — | 2.5K | — |
| Apr 28, 2026 | Li Dean YOfficer | — | 4.7K | — |
| Apr 28, 2026 | Litchfield CarolineChief Financial Officer | — | 3.9K | — |
| Apr 28, 2026 | Williams David MichaelChief Technology Officer | — | 1.4K | — |
Merck & Co., Inc. operates as a healthcare company worldwide. It offers human health pharmaceutical for various areas under the Keytruda, Keytruda Qlex, Welireg, Gardasil, ProQuad, M-M-R II, Varivax, Vaxneuvance, Capvaxive, RotaTeq, Pneumovax 23, Bridion, Prevymis, Dificid, Zerbaxa, Winrevair, Adempas/ Verquvo, Ohtuvayre, Lagevrio, Isentress/Isentress HD, Delstrigo, Pifeltro, Belsomra, Januvia, and Janumet brands. The company also provides veterinary pharmaceuticals, vaccines and health management solutions and services, such as livestock products under the Nuflor, Bovilis/Vista, Bovilis Cryptium, Banamine, Estrumate, Matrix, Resflor, Zuprevo, Revalor, Safe-Guard, M+Pac, Porcilis, Circumvent, Nobilis/Innovax, Paracox and Coccivac, Exzolt, Slice, Imvixa, Clynav, Aquavac/Norvax, Aquaflor, Flexolt brands; Allflex Livestock Intelligence solutions; and companion animal products under the Bravecto One-Month, Bravecto Injectable/Quantum, Bravecto TriUNO, Bravecto Plus, Sentinel Spectrum, Sentinel Flavor Tabs, Numelvi, Optimmune, Nobivac NXT, GilvetMab, Otomax, Mometamax, Mometamax Ultra, Posatex, Caninsulin/Vetsulin, Panacur, Safeguard, Regumate, Prestige, Scalibor/Exspot, Sure Petcare, and Home Again brands. It has development and commercialization agreement for three of Daiichi Sankyo's deruxtecan ADC candidates; AstraZeneca PLC to co-development and co-commercialize AstraZeneca's Lynparza products for multiple cancer types; licensed to develop, manufacture and commercialize LM-299, a novel investigational PD-1/VEGF bispecific antibody from LaNova; and collaboration agreement with Eisai Co., Ltd., Bayer AG, and Ridgeback Biotherapeutics LP, as well Moderna, Inc. Merck & Co., Inc. has strategic collaboration with Infinimmune, Inc. to discover and develop antibodies against multiple therapeutic targets. The company was founded in 1891 and is headquartered in Rahway, New Jersey.
Buy / hold / sell counts
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 4.8 | 12.3 | -2.9 | -9.2 | 8.7 | 8.2 | 1.3 | 13.5 | -1.7 | 0.1 | +38.2% | ||
| 2025 | -0.7 | -6.6 | -2.7 | -5.1 | -9.8 | 3.0 | -1.3 | 7.7 | -0.2 | 2.4 | 21.9 | 0.4 | +5.8% |
| 2024 | 10.8 | 5.3 | 3.8 | -2.1 | -2.8 | -1.4 | -8.6 | 4.7 | -4.1 | -9.9 | -0.7 | -2.1 | −8.8% |
| 2023 | -3.2 | -1.1 | 0.1 | 8.5 | -4.4 | 4.5 | -7.6 | 2.2 | -5.5 | -0.2 | -0.2 | 6.4 | −1.7% |
| 2022 | 6.3 | -6.0 | 7.1 | 8.1 | 3.8 | -0.9 | -2.0 | -4.5 | 0.9 | 17.5 | 8.8 | 0.8 | +44.8% |
| 2021 | -5.8 | -5.8 | 6.2 | -3.4 | 1.9 | 7.4 | -1.2 | -0.8 | -1.5 | 17.2 | -14.9 | 2.3 | −1.8% |
| 2020 | -6.1 | -10.4 | 0.5 | 3.1 | 1.7 | -4.2 | 3.8 | 6.3 | -2.7 | -9.3 | 6.9 | 1.8 | −10.1% |
| 2019 | -2.6 | 9.2 | 2.3 | -5.4 | 0.6 | 5.9 | -1.0 | 4.2 | -2.6 | 2.9 | 0.6 | 4.3 | +19.0% |
| 2018 | 5.3 | -8.5 | 0.5 | 8.1 | 1.1 | 2.0 | 8.5 | 4.1 | 3.4 | 3.8 | 7.8 | -3.7 | +35.8% |
| 2017 | 5.3 | 6.3 | -3.5 | -1.9 | 4.5 | -1.6 | -0.3 | -0.0 | 0.3 | -14.0 | 0.3 | 1.8 | −4.4% |
| 2016 | -4.1 | -0.9 | 5.4 | 3.6 | 2.6 | 2.4 | 1.8 | 7.0 | -0.6 | -5.9 | 4.2 | -3.8 | +11.5% |
| 2015 | 6.1 | -2.9 | -1.8 | 3.6 | 2.2 | -6.5 | 3.6 | -8.7 | -8.3 | 10.7 | -3.0 | -0.4 | −7.0% |
| 2014 | 5.8 | 7.6 | -0.4 | 3.2 | -1.2 | -0.0 | -1.9 | 5.9 | -1.4 | -2.3 | 4.2 | -6.0 | +13.5% |
| 2013 | 5.6 | -1.2 | 3.4 | 6.3 | -0.6 | -0.5 | 3.7 | -1.8 | 0.7 | -5.3 | 10.5 | 0.4 | +22.3% |
| 2012 | 1.5 | -0.3 | 0.6 | 2.2 | -4.2 | 11.1 | 5.8 | -2.5 | 4.8 | 1.2 | -2.9 | -7.6 | +8.6% |
| 2011 | -8.0 | -1.8 | 1.4 | 8.9 | 2.2 | -4.0 | -3.3 | -3.0 | -1.2 | 5.5 | 3.6 | 5.5 | +4.6% |
| 2010 | 4.5 | -3.4 | 1.3 | -6.2 | -3.9 | 3.8 | -1.5 | 2.0 | 4.7 | -1.4 | -5.1 | 4.6 | −1.4% |
| 2009 | -6.1 | -15.2 | 10.5 | -9.4 | 13.8 | 1.4 | 7.3 | 8.1 | -2.5 | -2.2 | 17.1 | 0.9 | +20.2% |
| 2008 | -20.7 | -3.9 | -14.3 | 0.2 | 2.4 | -3.3 | -12.7 | 8.4 | -11.5 | -1.9 | -13.7 | 13.8 | −47.7% |
| 2007 | 2.6 | -1.3 | 0.0 | 16.5 | 2.0 | -5.1 | -0.3 | 1.0 | 3.0 | 12.7 | 1.9 | -2.1 | +33.3% |