$MRK Congressional Stock Tracker 21 Members

$MRK · Merck & Co., Inc. Congress Trades

21 members of the U.S. Congress (7 Senators and 14 Representatives) have disclosed 161 STOCK Act transactions in Merck & Co., Inc. ($MRK) between May 27, 2015 and Oct 16, 2026, totaling 76 purchases and 84 sales. Members who have traded $MRK include Ro Khanna, David Perdue, Michael McCaul, Gilbert Cisneros, Sheldon Whitehouse.

Total Congress Trades161
Members Trading21
Purchases76
Sales84
Senate / House7S · 14H
Latest DisclosureOct 16, 2026
Rep. Ro Khanna 55 trades
House · CA17
25 buys 30 sales Latest: Oct 9, 2026
Sen. David Perdue 38 trades
Senate · GA
22 buys 16 sales Latest: May 2, 2021
Rep. Michael McCaul 19 trades
House · TX10
7 buys 12 sales Latest: Oct 16, 2026
Rep. Gilbert Cisneros 8 trades
House · CA31
4 buys 4 sales Latest: Jan 13, 2026
Sen. Sheldon Whitehouse 6 trades
Senate · RI
5 buys 1 sale Latest: Dec 11, 2017
Rep. Julie Johnson 5 trades
House · TX32
2 buys 3 sales Latest: Jan 16, 2026
Sen. Tommy Tuberville 5 trades
Senate · AL
2 buys 3 sales Latest: Nov 16, 2023
Rep. Josh Gottheimer 4 trades
House · NJ05
1 buy 3 sales Latest: Mar 17, 2026
Sen. Shelley Moore Capito 4 trades
Senate · WV
1 buy 3 sales Latest: May 9, 2019
Rep. Marjorie Taylor Greene 3 trades
House · GA14
3 buys 0 sales Latest: Sep 1, 2025
Rep. Maria Elvira Salazar 2 trades
House · FL27
1 buy 1 sale Latest: Oct 8, 2026
Rep. Lisa McClain 2 trades
House · MI09
1 buy 1 sale Latest: Sep 15, 2025
Rep. Ritchie Torres 2 trades
House
1 buy 1 sale Latest: Aug 21, 2025
Sen. Alan Armstrong 1 trade
Senate
0 buys 1 sale Latest: Jul 20, 2026
Rep. Keith Self 1 trade
House
0 buys 1 sale Latest: Jul 1, 2026
Rep. Val Hoyle 1 trade
House
0 buys 1 sale Latest: Oct 10, 2025
Rep. Sheri Biggs 1 trade
House · SC03
0 buys 1 sale Latest: Oct 5, 2025
Rep. Valerie Hoyle 1 trade
House · OR04
1 buy 0 sales Latest: Sep 12, 2025
Rep. Scott Mr Franklin 1 trade
House · FL18
0 buys 1 sale Latest: Jul 15, 2025
Sen. Pete Ricketts 1 trade
Senate · NE
0 buys 1 sale Latest: Oct 20, 2023
Sen. John W. Hickenlooper 1 trade
Senate · CO
0 buys 0 sales Latest: Jul 9, 2021
Disclosed Oct 8, 2026 · Official PDF ↗

Hon. Maria Elvira Salazar conducted extensive portfolio rebalancing in September 2026, executing approximately 50 transactions across major blue-chip and technology stocks. Notable activity includes sales of Cisco Systems (CSCO) for $15,001-$50,000 and purchases of Snowflake (SNOW) for $15,001-$50,000, along with numerous partial sales and purchases of positions in companies including Microsoft, Meta, Boeing, Chevron, and Okta, primarily through UBS IRA and Brokerage accounts.

Disclosed Sep 10, 2026 · Official PDF ↗

Rep. Maria Elvira Salazar (FL-27) executed 12 transactions in August 2026 across multiple sectors, including purchases of Berkshire Hathaway (BRK.B), Merck (MRK), Moderna (MRNA), and SpaceX (SPCX) stock, along with sales of Chubb (CB), IBM, Moderna, and Qualcomm (QCOM) shares, with transaction values ranging from $1,001 to $50,000.

Sector concentration: Multiple healthcare/pharma purchases (Merck, Moderna) and salesCluster trading: 12 transactions executed within 12-day period (08/07-08/24/2026)Multiple account activity: Trades executed across both UBS IRA and Brokerage accountsSpaceX position: Purchases in both account types suggest significant interest in aerospace/defense sector
Disclosed Mar 17, 2026 · Official PDF ↗

Rep. Josh Gottheimer (NJ-05) executed 15 transactions in February 2026, totaling between $15,001-$225,000 across a diversified portfolio managed by Morgan Stanley. Activity included purchases of energy stocks (XOM twice, GEV), industrials (CMI, FSS), technology (INTU partial sale, MSFT partial sale, PANW sale), healthcare (MRK, UNH), software (FICO sale), and semiconductors (IFNNY), with partial sales in consumer stocks (CVNA, INTU) and financial services (V).

Member of Congress Action Amount Range Traded Disclosed Owner Filing
Rep. Michael McCaul
House · TX10
Sale $50,001 - $100,000 Aug 28, 2026 Oct 16, 2026 Spouse PTR PDF ↗
Rep. Ro Khanna
House · CA17
Sale $1,001 - $15,000 Sep 4, 2026 Oct 9, 2026 Spouse PTR PDF ↗
Rep. Maria Elvira Salazar
House · FL27
Sale $1,001 - $15,000 Sep 24, 2026 Oct 8, 2026 Self PTR PDF ↗
Rep. Maria Elvira Salazar
House · FL27
Purchase $15,001 - $50,000 Aug 19, 2026 Sep 10, 2026 Self PTR PDF ↗
Rep. Ro Khanna
House · CA17
Purchase $15,001 - $50,000 Aug 7, 2026 Sep 7, 2026 Self PTR PDF ↗
Sen. Alan Armstrong
Senate
Sale (Full) $15,001 - $50,000 Mar 27, 2026 Jul 20, 2026 Self PTR PDF ↗
Rep. Keith Self
House
Sale $1,001 - $15,000 Jan 10, 2025 Jul 1, 2026 Self PTR PDF ↗
Rep. Josh Gottheimer
House · NJ05
Purchase $1,001 - $15,000 Feb 4, 2026 Mar 17, 2026 Joint PTR PDF ↗
Rep. Michael McCaul
House · TX10
Sale $15,001 - $50,000 Jan 13, 2026 Feb 12, 2026 Spouse PTR PDF ↗
Rep. Julie Johnson
House · TX32
Sale $1,001 - $15,000 Dec 18, 2025 Jan 16, 2026 Joint PTR PDF ↗
Rep. Gilbert Cisneros
House · CA31
Purchase $1,001 - $15,000 Dec 19, 2025 Jan 13, 2026 Self PTR PDF ↗
Rep. Julie Johnson
House · TX32
Sale $1,001 - $15,000 Nov 13, 2025 Dec 12, 2025 Joint PTR PDF ↗
Rep. Val Hoyle
House
Sale $1,001 - $15,000 Sep 23, 2025 Oct 10, 2025 Spouse PTR PDF ↗
Rep. Sheri Biggs
House · SC03
Sale (Full) $15,001 - $50,000 Mar 19, 2025 Oct 5, 2025 Spouse PTR PDF ↗
Rep. Ro Khanna
House · CA17
Sale $1,001 - $15,000 Sep 29, 2025 Oct 3, 2025 Self PTR PDF ↗
Rep. Lisa McClain
House · MI09
Sale $1,001 - $15,000 Aug 4, 2025 Sep 15, 2025 Spouse PTR PDF ↗
Rep. Julie Johnson
House · TX32
Sale $1,001 - $15,000 Aug 14, 2025 Sep 12, 2025 Joint PTR PDF ↗
Rep. Gilbert Cisneros
House · CA31
Purchase $1,001 - $15,000 Aug 5, 2025 Sep 12, 2025 Self PTR PDF ↗
Rep. Valerie Hoyle
House · OR04
Purchase $1,001 - $15,000 Oct 29, 2024 Sep 12, 2025 Spouse PTR PDF ↗
Rep. Marjorie Taylor Greene
House · GA14
Purchase $1,001 - $15,000 Aug 28, 2025 Sep 1, 2025 Self PTR PDF ↗
Rep. Ritchie Torres
House
Sale $1,001 - $15,000 Jul 11, 2025 Aug 21, 2025 Self PTR PDF ↗
Rep. Ritchie Torres
House
Purchase $1,001 - $15,000 Sep 26, 2024 Aug 21, 2025 Self PTR PDF ↗
Rep. Lisa McClain
House · MI09
Purchase $1,001 - $15,000 Jun 24, 2025 Aug 13, 2025 Spouse PTR PDF ↗
Rep. Scott Mr Franklin
House · FL18
Sale $1,001 - $15,000 Jun 16, 2025 Jul 15, 2025 Joint PTR PDF ↗
Rep. Julie Johnson
House
Purchase $1,001 - $15,000 Jun 13, 2025 Jul 15, 2025 Joint PTR PDF ↗
Rep. Michael McCaul
House · TX10
Purchase $50,001 - $100,000 May 19, 2025 Jun 12, 2025 Spouse PTR PDF ↗
Rep. Ro Khanna
House · CA17
Sale $1,001 - $15,000 May 9, 2025 Jun 12, 2025 Self PTR PDF ↗
Rep. Gilbert Cisneros
House · CA31
Sale $1,001 - $15,000 May 30, 2025 Jun 9, 2025 Self PTR PDF ↗
Rep. Gilbert Cisneros
House · CA31
Sale (Full) $1,001 - $15,000 May 30, 2025 Jun 6, 2025 Self PTR PDF ↗
Rep. Michael McCaul
House · TX10
Purchase $100,001 - $250,000 Apr 2, 2025 May 15, 2025 Spouse PTR PDF ↗
Rep. Marjorie Taylor Greene
House · GA14
Purchase $1,001 - $15,000 May 5, 2025 May 7, 2025 Self PTR PDF ↗
Rep. Gilbert Cisneros
House · CA31
Purchase $1,001 - $15,000 Apr 29, 2025 May 7, 2025 Self PTR PDF ↗
Rep. Marjorie Taylor Greene
House · GA14
Purchase $1,001 - $15,000 Apr 9, 2025 Apr 11, 2025 Self PTR PDF ↗
Rep. Gilbert Cisneros
House · CA31
Sale $15,001 - $50,000 Mar 31, 2025 Apr 8, 2025 Self PTR PDF ↗
Rep. Gilbert Cisneros
House · CA31
Purchase $15,001 - $50,000 Feb 26, 2025 Mar 7, 2025 Self PTR PDF ↗
Rep. Julie Johnson
House · TX32
Purchase $1,001 - $15,000 Jan 17, 2025 Feb 13, 2025 Joint PTR PDF ↗
Rep. Gilbert Cisneros
House · CA31
Sale $1,001 - $15,000 Jan 24, 2025 Feb 12, 2025 Self PTR PDF ↗
Rep. Josh Gottheimer
House · NJ05
Sale $15,001 - $50,000 Jan 27, 2025 Feb 11, 2025 Joint PTR PDF ↗
Rep. Michael McCaul
House · TX10
Sale $50,001 - $100,000 Oct 9, 2024 Nov 14, 2024 Spouse PTR PDF ↗
Rep. Michael McCaul
House · TX10
Sale $1,001 - $15,000 Oct 9, 2024 Nov 14, 2024 Self PTR PDF ↗
Rep. Ro Khanna
House · CA17
Purchase $1,001 - $15,000 Oct 14, 2024 Nov 11, 2024 Self PTR PDF ↗
Rep. Ro Khanna
House · CA17
Sale $1,001 - $15,000 Sep 9, 2024 Oct 8, 2024 Spouse PTR PDF ↗
Rep. Ro Khanna
House · CA17
Purchase $1,001 - $15,000 Sep 9, 2024 Oct 8, 2024 Self PTR PDF ↗
Rep. Josh Gottheimer
House · NJ05
Sale $1,001 - $15,000 Jun 21, 2024 Jul 9, 2024 Joint PTR PDF ↗
Rep. Michael McCaul
House · TX10
Sale $1,001 - $15,000 Feb 20, 2024 Mar 20, 2024 Spouse PTR PDF ↗
Rep. Ro Khanna
House · CA17
Purchase $15,001 - $50,000 Feb 23, 2024 Mar 6, 2024 Spouse PTR PDF ↗
Rep. Ro Khanna
House · CA17
Purchase $15,001 - $50,000 Jan 10, 2024 Feb 5, 2024 Spouse PTR PDF ↗
Rep. Ro Khanna
House · CA17
Purchase $1,001 - $15,000 Jan 10, 2024 Feb 5, 2024 Self PTR PDF ↗
Sen. Tommy Tuberville
Senate · AL
Sale (Full) $1,001 - $15,000 Oct 16, 2023 Nov 16, 2023 Joint PTR PDF ↗
Sen. Tommy Tuberville
Senate · AL
Sale (Full) $1,001 - $15,000 Oct 16, 2023 Nov 15, 2023 Joint PTR PDF ↗

Track when Congress trades $MRK and your other holdings.

Free weekly digest and real-time alerts for U.S. Senate and House STOCK Act disclosures — plus portfolio tracking that ties congressional activity to your positions.

Start your free trial →