$79.06
At close: Jun 23 EDT
$78.90
-0.16-0.20%
Pre-Market: 7:35 AM EDT
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Merck & Co Insider Trading Activity | NYSE:MRK | Benzinga
Track the latest Merck & Co insider trading activity. Stay informed on recent buys, sells, and market impact for Merck & Co stock.
What is Insider Activity?
Insider trading activity involves company insiders, such as executives, directors, and employees, engaging in transactions of their own company's stock. Insiders' buy and sell transactions provide valuable insights into their confidence in the company's future performance.
What are Merck & Co Inc Insiders Doing?
Insiders have report no purchases/sales in the last 30 days.
Notable Recent Insider Buys and Sales
There has been no Insider buying or selling in the last 90 days.
Ownership Statistics for Merck & Co Inc
Shares Outstanding
2.511B
Insider Shares Owned
4.151M
Insider Percentage Owned
0.17%
Institutional Shares Held
1.226B
Institutional Percentage Held
48.8%
| Apr 29, 2025 | Dalton Smart | SVP FIN. - GLOBAL CONTROLLER | 738.00 | $70.42 | -$62.32K | SELL-OPTIONS | 10.48% | 7.78K | Apr 25 | View |
| Feb 20, 2025 | Johannes Oosthuizen | PRESIDENT, U.S. MARKET | -8.50K | $84.09 | -$714.74K | SELL | -21.68% | 30.71K | Feb 19 | View |
| Feb 13, 2025 | David Michael Williams | EVP,CHIEF INFO&DIGITAL OFFICER | -6.00K | $85.34 | -$512.06K | SELL | -19.92% | 24.12K | Feb 13 | View |
| Feb 07, 2025 | Inge G Thulin | DIRECTOR | 2.83K | $88.25 | $250.00K | BUY | 2832.86% | 2.93K | Feb 06 | View |
| Feb 07, 2025 | Cristal N Downing | CHIEF COMM. & PUBLIC AFRS OFCR | -2.36K | $88.76 | -$209.55K | SELL | -24.99% | 7.08K | Feb 06 | View |
| Feb 07, 2025 | Douglas M. Baker Jr. | DIRECTOR | 15.00K | $88.50 | $1.33M | BUY | 1500.00% | 16.00K | Feb 05 | View |
| Feb 15, 2024 | Caroline Litchfield | EVP & CFO | 0.00 | $91.79 | -$2.58M | SELL-OPTIONS | 0.00% | 50.91K | Feb 14 | View |
| Feb 15, 2024 | Robert M Davis | CHAIRMAN, CEO & PRESIDENT | 0.00 | $99.85 | -$12.14M | SELL-OPTIONS | 0.00% | 348.33K | Feb 13 - Feb 14 | View |
| Feb 14, 2024 | Joseph Romanelli | PRESIDENT, HUMAN HEALTH INT?L | -1.00K | $124.89 | -$124.89K | SELL | -4.86% | 19.57K | Feb 13 | View |
| Feb 12, 2024 | Dean Y Li | EXECUTIVE VP & PRESIDENT, MRL | 0.00 | $93.78 | -$932.53K | SELL-OPTIONS | 0.00% | 46.24K | Feb 09 | View |
| Feb 08, 2024 | David Michael Williams | EVP,CHIEF INFO&DIGITAL OFFICER | -1.45K | $127.57 | -$185.11K | SELL | -6.82% | 19.81K | Feb 07 | View |
| Feb 05, 2024 | Johannes Oosthuizen | PRESIDENT, U.S. MARKET | 1.98K | $102.99 | -$761.20K | SELL-OPTIONS | 9.26% | 23.33K | Feb 02 | View |
| Feb 02, 2024 | Steven Mizell | EVP, CHIEF HR OFFICER | -17.70K | $100.15 | -$3.99M | SELL | -42.84% | 23.62K | Feb 02 | View |
| Feb 02, 2024 | Jennifer Zachary | EVP, GENERAL COUNSEL | -30.08K | $107.03 | -$4.59M | SELL | -50.87% | 29.06K | Feb 02 | View |
| Nov 13, 2023 | Johannes Oosthuizen | PRESIDENT, U.S. MARKET | -2.08K | $102.38 | -$213.06K | SELL | -10.27% | 18.19K | Nov 09 | View |
| Nov 09, 2023 | Richard R DeLuca | EVP&PRES, MERCK ANIMAL HEALLTH | -43.82K | $105.03 | -$4.60M | SELL | -27.95% | 112.99K | Nov 08 | View |
| Aug 15, 2023 | Steven Mizell | EVP, CHIEF HR OFFICER | -4.25K | $109.01 | -$463.29K | SELL | -15.63% | 22.94K | Aug 14 | View |
| Aug 04, 2023 | Steven Mizell | EVP, CHIEF HR OFFICER | -4.50K | $105.49 | -$474.70K | SELL | -14.20% | 27.19K | Aug 03 | View |
| Aug 03, 2023 | Joseph Romanelli | PRESIDENT, HUMAN HEALTH INT?L | -89.00 | $107.37 | -$9.56K | SELL | -100.00% | 0.00 | Aug 02 | View |
| Jun 30, 2023 | Joseph Romanelli | PRESIDENT, HUMAN HEALTH INT?L | 374.00 | $106.53 | $40.67K | BUY | 1.85% | 20.60K | Dec 02 - Apr 26 | View |
| May 05, 2023 | Steven Mizell | EVP, CHIEF HR OFFICER | -1.40K | $97.28 | -$2.43M | SELL | -4.23% | 31.69K | May 03 | View |
| May 05, 2023 | Jennifer Zachary | EVP, GENERAL COUNSEL | -19.14K | $117.59 | -$2.25M | SELL | -35.27% | 35.13K | May 04 | View |
| May 05, 2023 | Rita Karachun | SR. VP FINCE-GLOBAL CONTROLLER | 1.15K | $92.59 | -$744.70K | SELL-OPTIONS | 2.58% | 45.71K | May 03 - May 04 | View |
| May 03, 2023 | David Michael Williams | EVP,CHIEF INFO&DIGITAL OFFICER | -1.09K | $89.01 | -$495.26K | SELL | -9.01% | 11.06K | May 01 - May 02 | View |
| May 02, 2023 | Richard R DeLuca | EVP&PRES, MERCK ANIMAL HEALLTH | 0.00 | $87.20 | -$8.03M | SELL-OPTIONS | 0.00% | 155.70K | Apr 28 - May 01 | View |
| Apr 28, 2023 | Robert M Davis | CHAIRMAN, CEO & PRESIDENT | 0.00 | $85.49 | -$8.44M | SELL-OPTIONS | 0.00% | 271.82K | Apr 28 | View |
| Apr 14, 2023 | Sanat Chattopadhyay | EXE V-P & PRES. MMD | 0.00 | $87.04 | -$7.51M | SELL-OPTIONS | 0.00% | 46.99K | Apr 13 | View |
| Feb 16, 2023 | Joseph Romanelli | PRESIDENT, HUMAN HEALTH INT?L | -5.00K | $108.22 | -$541.10K | SELL | -19.78% | 20.28K | Feb 15 | View |
| Feb 14, 2023 | Steven Mizell | EVP, CHIEF HR OFFICER | -1.81K | $109.10 | -$198.02K | SELL | -5.20% | 33.09K | Feb 13 | View |
| Feb 10, 2023 | Steven Mizell | EVP, CHIEF HR OFFICER | -5.00K | $107.00 | -$535.01K | SELL | -12.53% | 34.90K | Feb 09 | View |
| Feb 08, 2023 | Steven Mizell | EVP, CHIEF HR OFFICER | -4.44K | $104.25 | -$462.47K | SELL | -10.01% | 39.90K | Feb 06 | View |
| Feb 06, 2023 | Jennifer Zachary | EVP, GENERAL COUNSEL | 0.00 | $79.61 | -$3.56M | SELL-OPTIONS | 0.00% | 53.92K | Feb 03 | View |
| Jan 11, 2023 | Sanat Chattopadhyay | EXE V-P & PRES. MMD | 0.00 | $82.68 | -$4.98M | SELL-OPTIONS | 0.00% | 75.11K | Jan 09 | View |
| Nov 10, 2022 | Steven Mizell | EVP, CHIEF HR OFFICER | 0.00 | $101.18 | -$3.54M | SELL-OPTIONS | 0.00% | 32.14K | Nov 08 - Nov 10 | View |
| Nov 10, 2022 | Johannes Oosthuizen | PRESIDENT, U.S. MARKET | -1.79K | $103.21 | -$185.26K | SELL | -9.69% | 16.73K | Nov 09 | View |
| Nov 10, 2022 | Robert M Davis | CEO & PRESIDENT | 0.00 | $102.44 | -$17.17M | SELL-OPTIONS | 0.00% | 247.59K | Nov 09 | View |
| Nov 08, 2022 | Kenneth C Frazier | EXECUTIVE CHAIR | 0.00 | $99.55 | -$23.47M | SELL-OPTIONS | 0.00% | 705.13K | Nov 07 | View |
| Nov 07, 2022 | Johannes Oosthuizen | PRESIDENT, U.S. MARKET | 7.18K | $99.47 | -$4.53M | SELL-OPTIONS | 63.31% | 18.53K | Nov 07 | View |
| Nov 07, 2022 | Kenneth C Frazier | EXECUTIVE CHAIR | 0.00 | $98.66 | -$46.37M | SELL-OPTIONS | 0.00% | 705.13K | Nov 03 - Nov 04 | View |
| Nov 03, 2022 | Kenneth C Frazier | EXECUTIVE CHAIR | -5.63K | $99.86 | -$59.91M | SELL | -0.79% | 705.13K | Nov 01 - Nov 02 | View |
| Nov 01, 2022 | Sanat Chattopadhyay | EXE V-P & PRES. MMD | 0.00 | $100.10 | -$10.04M | SELL-OPTIONS | 0.00% | 112.98K | Oct 28 | View |
| Nov 01, 2022 | Richard R DeLuca | EVP&PRES, MERCK ANIMAL HEALLTH | 0.00 | $100.26 | -$16.50M | SELL-OPTIONS | 0.00% | 138.17K | Oct 28 | View |
| Nov 01, 2022 | Kenneth C Frazier | EXECUTIVE CHAIR | 0.00 | $100.44 | -$87.09M | SELL-OPTIONS | 0.00% | 710.76K | Oct 28 - Oct 31 | View |
| Nov 01, 2022 | Rita Karachun | SR. VP FINCE-GLOBAL CONTROLLER | 0.00 | $100.34 | -$3.21M | SELL-OPTIONS | 0.00% | 41.10K | Oct 28 | View |
| Nov 01, 2022 | Steven Mizell | EVP, CHIEF HR OFFICER | -8.00K | $99.63 | -$2.49M | SELL | -19.93% | 32.14K | Oct 28 | View |
| Nov 01, 2022 | Johannes Oosthuizen | PRESIDENT, U.S. MARKET | -3.17K | $100.52 | -$317.41K | SELL | -21.84% | 11.34K | Oct 28 - Oct 30 | View |
| Nov 01, 2022 | Jennifer Zachary | EVP, GENERAL COUNSEL | -16.61K | $99.38 | -$16.42M | SELL | -30.39% | 38.04K | Oct 28 | View |
| Nov 10, 2021 | Kenneth C Frazier | EXECUTIVE CHAIR | 0.00 | $82.26 | -$54.61M | SELL-OPTIONS | 0.00% | 591.14K | Nov 09 | View |
| Nov 05, 2021 | Richard R DeLuca | EVP&PRES, MERCK ANIMAL HEALLTH | 0.00 | $90.40 | -$2.69M | SELL-OPTIONS | 0.00% | 118.09K | Nov 04 | View |
| Nov 05, 2021 | Caroline Litchfield | EVP & CFO | 4.35K | $91.00 | -$1.67M | SELL-OPTIONS | 22.00% | 24.11K | Nov 04 | View |
| Nov 04, 2021 | Rita Karachun | SR. VP FINCE-GLOBAL CONTROLLER | 0.00 | $88.45 | -$2.21M | SELL-OPTIONS | 0.00% | 35.80K | Nov 03 | View |
| Nov 03, 2021 | Julie L Gerberding | EVP, CHIEF PATIENT OFFICER | 0.00 | $87.91 | -$8.46M | SELL-OPTIONS | 0.00% | 39.16K | Nov 01 | View |
| Nov 02, 2021 | Frank Clyburn | EVP & PRES ? HUMAN HEALTH | 1.20K | $87.96 | -$3.39M | SELL-OPTIONS | 1.22% | 98.88K | Oct 30 - Nov 01 | View |
| Nov 02, 2021 | Sanat Chattopadhyay | EXE V-P & PRES. MMD | 0.00 | $87.32 | -$2.15M | SELL-OPTIONS | 0.00% | 93.15K | Oct 29 | View |
| Nov 02, 2021 | Richard R DeLuca | EVP&PRES, MERCK ANIMAL HEALLTH | 0.00 | $87.56 | -$11.86M | SELL-OPTIONS | 0.00% | 118.09K | Oct 29 | View |
| May 11, 2021 | Frank Clyburn | EVP & PRES ? HUMAN HEALTH | 0.00 | $78.32 | -$1.51M | SELL-OPTIONS | 0.00% | 96.10K | May 10 | View |
| Nov 12, 2020 | Kenneth C Frazier | — | -280.00K | $81.42 | -$22.80M | SELL | -40.24% | 415.75K | Nov 09 | View |
| Oct 06, 2020 | Robert M Davis | — | 0.00 | $81.03 | -$20.36M | OPTION EXERCISE | 0.00% | 171.06K | Oct 05 | View |
| Aug 17, 2020 | Sanat Chattopadhyay | — | -10.38K | $83.01 | -$861.68K | SELL | -13.35% | 67.37K | Aug 13 | View |
| Aug 06, 2020 | Frank Clyburn | — | 0.00 | $81.55 | -$1.54M | OPTION EXERCISE | 0.00% | 82.39K | Aug 05 | View |
| Jul 20, 2020 | Julie L Gerberding | — | -18.17K | $80.00 | -$2.90M | OPTION EXERCISE | -40.61% | 26.58K | Jul 17 | View |
FAQ
Is insider trading legal?
Insider trading is legal so long as the insiders report those trades to the SEC. Illegal securities trading occurs when the insider is violating a fiduciary duty or fails to report their trades.
What are some examples of market manipulation?
Insider trading, pump and dump schemes, front running and wash trades are all examples of market manipulation. Investors who track insider asset movement should think carefully about why these insiders are trading their stocks before moving forward.
Browse insider trades on all stocks.
