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NYSE · USD

MRK

Merck & Co., Inc.

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2807
SEC CIK
0000310158
Parsed reports
1,951

Last 12 months

Inside the activity.

0 purchase rows · 35 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 202502
Dec 202500
Jan 202600
Feb 2026016
Mar 202600
Apr 202600
May 202600
Jun 202600
Jul 202600
Aug 2026017
Sep 202600
Oct 202600

Latest available

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateOwner / reported roleActivity / securityShares / unitsReported priceReported valueDetails
May 03, 2023 Filed May 5, 2023 21:19 UTC
MIZELL STEVENEVP, Chief HR Officer
Exercise / conversionCommon Stock 15,000 $75.36 $1,130,400.00
Disclosure

SEC source: 0001127602-23-014764 · form4.xml · nonDerivative · entry 2

MIZELL STEVEN · CIK 0001189403 · EVP, Chief HR Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 61,085.145

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: These exercise and sale transactions were made pursuant to a Rule 10b5-1 trading plan adopted on February 13, 2023.

Read SEC document
May 03, 2023 Filed May 5, 2023 21:19 UTC
MIZELL STEVENEVP, Chief HR Officer
Exercise / conversionCommon Stock 13,000 $77.62 $1,009,060.00
Disclosure

SEC source: 0001127602-23-014764 · form4.xml · nonDerivative · entry 1

MIZELL STEVEN · CIK 0001189403 · EVP, Chief HR Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 46,085.145

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: These exercise and sale transactions were made pursuant to a Rule 10b5-1 trading plan adopted on February 13, 2023.

Read SEC document
May 02, 2023 Filed May 3, 2023 20:29 UTC
Williams David MichaelEVP,Chief Info&Digital Officer
Exercise / conversionStock Option (Right to Buy) · Derivative 6,035 $0.00 Strike: $56.04 $0.00
Disclosure

SEC source: 0001127602-23-014278 · form4.xml · derivative · entry 6

Williams David Michael · CIK 0001820958 · EVP,Chief Info&Digital Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 6,035 shares

Expires 2028-05-03

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_price: Exercise price and holdings reflect the adjustments that occurred as of June 2, 2021 in connection with the Organon & Co. ("Organon") spin-off as described in the registration statement on Form 10 filed with the SEC by Organon (the "Form 10"). As reported in the Form 10, all Merck stock option awards outstanding as of immediately prior to the distribution date were converted on the distribution date into adjusted Merck awards for Merck employees to preserve the same intrinsic value and general terms and conditions (including vesting) as were in place immediately prior to the adjustments.

F6 · derivative.exercise_date: The option became exercisable in equal installments on 5/4/2019, 5/4/2020, and 5/4/2021.

Read SEC document
May 02, 2023 Filed May 3, 2023 20:29 UTC
Williams David MichaelEVP,Chief Info&Digital Officer
SaleCommon Stock 7,509 $116.82 $877,222.41
Disclosure

SEC source: 0001127602-23-014278 · form4.xml · nonDerivative · entry 4

Williams David Michael · CIK 0001820958 · EVP,Chief Info&Digital Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,058.96

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $116.7200 to $116.8800, inclusive. The reporting person undertakes to provide to Merck & Co., Inc., any security holder of Merck & Co., Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above in this footnote.

Read SEC document
May 02, 2023 Filed May 3, 2023 20:29 UTC
Williams David MichaelEVP,Chief Info&Digital Officer
Exercise / conversionCommon Stock 6,035 $56.04 $338,201.40
Disclosure

SEC source: 0001127602-23-014278 · form4.xml · nonDerivative · entry 3

Williams David Michael · CIK 0001820958 · EVP,Chief Info&Digital Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,567.96

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
May 02, 2023 Filed May 4, 2023 21:34 UTC
Zachary JenniferEVP, General Counsel
GrantStock Option (Right to Buy) · Derivative 41,494 $0.00 Strike: $117.89 $0.00
Disclosure

SEC source: 0001127602-23-014537 · form4.xml · derivative · entry 2

Zachary Jennifer · CIK 0001737231 · EVP, General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 41,494

Underlying: Common Stock · 41,494 shares

Expires 2033-05-01

F2 · derivative.exercise_date: The option vests and becomes exercisable in equal installments on 5/2/2024, 5/2/2025 and 5/2/2026.

Read SEC document
May 02, 2023 Filed May 4, 2023 21:40 UTC
MIZELL STEVENEVP, Chief HR Officer
GrantStock Option (Right to Buy) · Derivative 29,046 $0.00 Strike: $117.89 $0.00
Disclosure

SEC source: 0001127602-23-014539 · form4.xml · derivative · entry 2

MIZELL STEVEN · CIK 0001189403 · EVP, Chief HR Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,046

Underlying: Common Stock · 29,046 shares

Expires 2033-05-01

F1 · derivative.exercise_date: The option vests and becomes exercisable in equal installments on 5/2/2024, 5/2/2025 and 5/2/2026.

Read SEC document
May 02, 2023 Filed May 4, 2023 21:43 UTC
Guindo ChirfiChief Marketing Officer
GrantStock Option (Right to Buy) · Derivative 34,578 $0.00 Strike: $117.89 $0.00
Disclosure

SEC source: 0001127602-23-014541 · form4.xml · derivative · entry 3

Guindo Chirfi · CIK 0001722753 · Chief Marketing Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,578

Underlying: Common Stock · 34,578 shares

Expires 2033-05-01

F3 · derivative.exercise_date: The option vests and becomes exercisable in equal installments on 5/2/2024, 5/2/2025 and 5/2/2026.

Read SEC document
May 02, 2023 Filed May 4, 2023 21:47 UTC
Downing Cristal NChief Comm. & Public Afrs Ofcr
GrantStock Option (Right to Buy) · Derivative 17,981 $0.00 Strike: $117.89 $0.00
Disclosure

SEC source: 0001127602-23-014543 · form4.xml · derivative · entry 1

Downing Cristal N · CIK 0001879216 · Chief Comm. & Public Afrs Ofcr

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,981

Underlying: Common Stock · 17,981 shares

Expires 2033-05-01

F1 · derivative.exercise_date: The option vests and becomes exercisable in equal installments on 5/2/2024, 5/2/2025 and 5/2/2026.

Read SEC document
May 02, 2023 Filed May 4, 2023 21:50 UTC
Romanelli JosephPresident, Human Health Int?l
GrantRestricted Stock Unit · Derivative 6,786 $0.00 $0.00
Disclosure

SEC source: 0001127602-23-014547 · form4.xml · derivative · entry 3

Romanelli Joseph · CIK 0001938322 · President, Human Health Int?l

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,786

Underlying: Common Stock · 6,786 shares

Expires 2026-05-02

F2 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Merck & Co., Inc. common stock.

F3 · derivative.exercise_date: These restricted stock units vest and are distributed as shares of Merck & Co., Inc. common stock in three equal installments on 5/2/2024, 5/2/2025 and 5/2/2026.

Read SEC document
May 02, 2023 Filed May 4, 2023 21:50 UTC
Romanelli JosephPresident, Human Health Int?l
GrantStock Option (Right to Buy) · Derivative 23,513 $0.00 Strike: $117.89 $0.00
Disclosure

SEC source: 0001127602-23-014547 · form4.xml · derivative · entry 2

Romanelli Joseph · CIK 0001938322 · President, Human Health Int?l

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,513

Underlying: Common Stock · 23,513 shares

Expires 2033-05-01

F1 · derivative.exercise_date: The option vests and becomes exercisable in equal installments on 5/2/2024, 5/2/2025 and 5/2/2026.

Read SEC document
May 02, 2023 Filed May 4, 2023 21:56 UTC
Li Dean YExecutive VP & President, MRL
GrantStock Option (Right to Buy) · Derivative 77,455 $0.00 Strike: $117.89 $0.00
Disclosure

SEC source: 0001127602-23-014553 · form4.xml · derivative · entry 2

Li Dean Y · CIK 0001837016 · Executive VP & President, MRL

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,455

Underlying: Common Stock · 77,455 shares

Expires 2033-05-01

F1 · derivative.exercise_date: The option vests and becomes exercisable in equal installments on 5/2/2024, 5/2/2025 and 5/2/2026.

Read SEC document
May 02, 2023 Filed May 4, 2023 22:01 UTC
Oosthuizen Johannes JacobusPresident, U.S. Market
GrantStock Option (Right to Buy) · Derivative 20,747 $0.00 Strike: $117.89 $0.00
Disclosure

SEC source: 0001127602-23-014557 · form4.xml · derivative · entry 2

Oosthuizen Johannes Jacobus · CIK 0001916310 · President, U.S. Market

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,747

Underlying: Common Stock · 20,747 shares

Expires 2033-05-01

F1 · derivative.exercise_date: The option vests and becomes exercisable in equal installments on 5/2/2024, 5/2/2025 and 5/2/2026.

Read SEC document
May 02, 2023 Filed May 4, 2023 22:11 UTC
Davis Robert MDirector · Chairman, CEO & President
GrantStock Option (Right to Buy) · Derivative 186,722 $0.00 Strike: $117.89 $0.00
Disclosure

SEC source: 0001127602-23-014561 · form4.xml · derivative · entry 2

Davis Robert M · CIK 0001363076 · Director · Chairman, CEO & President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 186,722

Underlying: Common Stock · 186,722 shares

Expires 2033-05-01

F1 · derivative.exercise_date: The option vests and becomes exercisable in equal installments on 5/2/2024, 5/2/2025 and 5/2/2026.

Read SEC document
May 02, 2023 Filed May 4, 2023 22:14 UTC
DeLuca Richard R.EVP&Pres, Merck Animal Heallth
GrantStock Option (Right to Buy) · Derivative 44,260 $0.00 Strike: $117.89 $0.00
Disclosure

SEC source: 0001127602-23-014564 · form4.xml · derivative · entry 3

DeLuca Richard R. · CIK 0001421339 · EVP&Pres, Merck Animal Heallth

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,260

Underlying: Common Stock · 44,260 shares

Expires 2033-05-01

F1 · derivative.exercise_date: The option vests and becomes exercisable in equal installments on 5/2/2024, 5/2/2025 and 5/2/2026.

Read SEC document
May 02, 2023 Filed May 4, 2023 22:18 UTC
Chattopadhyay SanatExe V-P & Pres. MMD
GrantStock Option (Right to Buy) · Derivative 45,643 $0.00 Strike: $117.89 $0.00
Disclosure

SEC source: 0001127602-23-014567 · form4.xml · derivative · entry 5

Chattopadhyay Sanat · CIK 0001670690 · Exe V-P & Pres. MMD

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,643

Underlying: Common Stock · 45,643 shares

Expires 2033-05-01

F4 · derivative.exercise_date: The option vests and becomes exercisable in equal installments on 5/2/2024, 5/2/2025 and 5/2/2026.

Read SEC document
May 02, 2023 Filed May 4, 2023 22:22 UTC
Williams David MichaelEVP,Chief Info&Digital Officer
GrantStock Option (Right to Buy) · Derivative 19,364 $0.00 Strike: $117.89 $0.00
Disclosure

SEC source: 0001127602-23-014569 · form4.xml · derivative · entry 2

Williams David Michael · CIK 0001820958 · EVP,Chief Info&Digital Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,364

Underlying: Common Stock · 19,364 shares

Expires 2033-05-01

F1 · derivative.exercise_date: The option vests and becomes exercisable in equal installments on 5/2/2024, 5/2/2025 and 5/2/2026.

Read SEC document
May 02, 2023 Filed May 4, 2023 22:26 UTC
Klobuchar Michael AEVP - Chief Strategy Officer
GrantStock Option (Right to Buy) · Derivative 20,747 $0.00 Strike: $117.89 $0.00
Disclosure

SEC source: 0001127602-23-014571 · form4.xml · derivative · entry 6

Klobuchar Michael A · CIK 0001871957 · EVP - Chief Strategy Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,747

Underlying: Common Stock · 20,747 shares

Expires 2033-05-01

F1 · derivative.exercise_date: The option vests and becomes exercisable in equal installments on 5/2/2024, 5/2/2025 and 5/2/2026.

Read SEC document
May 02, 2023 Filed May 4, 2023 22:29 UTC GrantStock Option (Right to Buy) · Derivative 58,783 $0.00 Strike: $117.89 $0.00
Disclosure

SEC source: 0001127602-23-014574 · form4.xml · derivative · entry 2

Litchfield Caroline · CIK 0001854928 · EVP & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 58,783

Underlying: Common Stock · 58,783 shares

Expires 2033-05-01

F1 · derivative.exercise_date: The option vests and becomes exercisable in equal installments on 5/2/2024, 5/2/2025 and 5/2/2026.

Read SEC document
May 02, 2023 Filed May 4, 2023 22:33 UTC
Karachun Rita ASr. VP Fince-Global Controller
GrantRestricted Stock Unit · Derivative 1,781 $0.00 $0.00
Disclosure

SEC source: 0001127602-23-014578 · form4.xml · derivative · entry 3

Karachun Rita A · CIK 0001601572 · Sr. VP Fince-Global Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,781

Underlying: Common Stock · 1,781 shares

Expires 2026-05-02

F2 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Merck & Co., Inc. common stock.

F3 · derivative.exercise_date: These restricted stock units vest and are distributed as shares of Merck & Co., Inc. common stock in three equal installments on 5/2/2024, 5/2/2025 and 5/2/2026.

Read SEC document
May 02, 2023 Filed May 4, 2023 22:33 UTC
Karachun Rita ASr. VP Fince-Global Controller
GrantStock Option (Right to Buy) · Derivative 9,682 $0.00 Strike: $117.89 $0.00
Disclosure

SEC source: 0001127602-23-014578 · form4.xml · derivative · entry 2

Karachun Rita A · CIK 0001601572 · Sr. VP Fince-Global Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,682

Underlying: Common Stock · 9,682 shares

Expires 2033-05-01

F1 · derivative.exercise_date: The option vests and becomes exercisable in equal installments on 5/2/2024, 5/2/2025 and 5/2/2026.

Read SEC document
May 02, 2023 Filed May 4, 2023 22:37 UTC
LeCointe-Cephas LisaSVP Chief Ethics & Com Officer
GrantRestricted Stock Unit · Derivative 1,781 $0.00 $0.00
Disclosure

SEC source: 0001127602-23-014583 · form4.xml · derivative · entry 3

LeCointe-Cephas Lisa · CIK 0001854644 · SVP Chief Ethics & Com Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,781

Underlying: Common Stock · 1,781 shares

Expires 2026-05-02

F2 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Merck & Co., Inc. common stock.

F3 · derivative.exercise_date: These restricted stock units vest and are distributed as shares of Merck & Co., Inc. common stock in three equal installments on 5/2/2024, 5/2/2025 and 5/2/2026.

Read SEC document
May 02, 2023 Filed May 4, 2023 22:37 UTC
LeCointe-Cephas LisaSVP Chief Ethics & Com Officer
GrantStock Option (Right to Buy) · Derivative 9,682 $0.00 Strike: $117.89 $0.00
Disclosure

SEC source: 0001127602-23-014583 · form4.xml · derivative · entry 2

LeCointe-Cephas Lisa · CIK 0001854644 · SVP Chief Ethics & Com Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,682

Underlying: Common Stock · 9,682 shares

Expires 2033-05-01

F1 · derivative.exercise_date: The option vests and becomes exercisable in equal installments on 5/2/2024, 5/2/2025 and 5/2/2026.

Read SEC document
May 01, 2023 Filed May 2, 2023 15:37 UTC
DeLuca Richard R.EVP&Pres, Merck Animal Heallth
Exercise / conversionStock Option (Right to Buy) · Derivative 75,436 $0.00 Strike: $56.04 $0.00
Disclosure

SEC source: 0001127602-23-014025 · form4.xml · derivative · entry 7

DeLuca Richard R. · CIK 0001421339 · EVP&Pres, Merck Animal Heallth

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 75,436 shares

Expires 2028-05-03

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F7 · derivative.exercise_price: Exercise price and holdings reflect the adjustments that occurred as of June 2, 2021 in connection with the Organon & Co. ("Organon") spin-off as described in the registration statement on Form 10 filed with the SEC by Organon (the "Form 10"). As reported in the Form 10, all Merck stock option awards outstanding as of immediately prior to the distribution date were converted on the distribution date into adjusted Merck awards for Merck employees to preserve the same intrinsic value and general terms and conditions (including vesting) as were in place immediately prior to the adjustments.

F8 · derivative.exercise_date: The option became exercisable in equal installments on 5/4/2019, 5/4/2020, and 5/4/2021.

Read SEC document
May 01, 2023 Filed May 2, 2023 15:37 UTC
DeLuca Richard R.EVP&Pres, Merck Animal Heallth
SaleCommon Stock 75,436 $116.03 $8,752,748.56
Disclosure

SEC source: 0001127602-23-014025 · form4.xml · nonDerivative · entry 4

DeLuca Richard R. · CIK 0001421339 · EVP&Pres, Merck Animal Heallth

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 154,492.854

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $116.0000 to $116.1400, inclusive. The reporting person undertakes to provide to Merck & Co., Inc., any security holder of Merck & Co., Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above in this footnote.

F3 · balance_after: Holdings include shares acquired in dividend reinvestment transactions.

Read SEC document
May 01, 2023 Filed May 2, 2023 15:37 UTC
DeLuca Richard R.EVP&Pres, Merck Animal Heallth
Exercise / conversionCommon Stock 75,436 $56.04 $4,227,433.44
Disclosure

SEC source: 0001127602-23-014025 · form4.xml · nonDerivative · entry 3

DeLuca Richard R. · CIK 0001421339 · EVP&Pres, Merck Animal Heallth

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 229,928.854

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
May 01, 2023 Filed May 3, 2023 19:00 UTC
Klobuchar Michael AEVP - Chief Strategy Officer
Exercise / conversionRestricted Stock Unit · Derivative 866 $0.00 $0.00
Disclosure

SEC source: 0001127602-23-014204 · form4.xml · derivative · entry 7

Klobuchar Michael A · CIK 0001871957 · EVP - Chief Strategy Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 866 shares

Expires 2023-05-01

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Merck & Co., Inc. common stock.

F4 · derivative.exercise_date: These restricted stock units vest and are distributed as shares of Merck & Co., Inc. common stock in three equal installments on 5/1/2021, 5/1/2022 and 5/1/2023.

Read SEC document
May 01, 2023 Filed May 3, 2023 19:00 UTC
Klobuchar Michael AEVP - Chief Strategy Officer
Tax withholdingCommon Stock 427 $115.47 $49,305.69
Disclosure

SEC source: 0001127602-23-014204 · form4.xml · nonDerivative · entry 4

Klobuchar Michael A · CIK 0001871957 · EVP - Chief Strategy Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,590.999

F1 · balance_after: Holdings include shares acquired in dividend reinvestment transactions.

Read SEC document
May 01, 2023 Filed May 3, 2023 19:00 UTC
Klobuchar Michael AEVP - Chief Strategy Officer
Exercise / conversionCommon Stock 866 $115.47 $99,997.02
Disclosure

SEC source: 0001127602-23-014204 · form4.xml · nonDerivative · entry 3

Klobuchar Michael A · CIK 0001871957 · EVP - Chief Strategy Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,901.461

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
May 01, 2023 Filed May 3, 2023 19:11 UTC
LeCointe-Cephas LisaSVP Chief Ethics & Com Officer
Exercise / conversionRestricted Stock Unit · Derivative 643 $0.00 $0.00
Disclosure

SEC source: 0001127602-23-014206 · form4.xml · derivative · entry 3

LeCointe-Cephas Lisa · CIK 0001854644 · SVP Chief Ethics & Com Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 643 shares

Expires 2023-05-01

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Merck & Co., Inc. common stock.

F3 · derivative.exercise_date: These restricted stock units vest and are distributed as shares of Merck & Co., Inc. common stock in three equal installments on 5/1/2021, 5/1/2022 and 5/1/2023.

Read SEC document
May 01, 2023 Filed May 3, 2023 19:11 UTC
LeCointe-Cephas LisaSVP Chief Ethics & Com Officer
Tax withholdingCommon Stock 221 $115.47 $25,518.87
Disclosure

SEC source: 0001127602-23-014206 · form4.xml · nonDerivative · entry 2

LeCointe-Cephas Lisa · CIK 0001854644 · SVP Chief Ethics & Com Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,154.693

F1 · balance_after: Holdings include shares acquired in dividend reinvestment transactions.

Read SEC document
May 01, 2023 Filed May 3, 2023 19:11 UTC
LeCointe-Cephas LisaSVP Chief Ethics & Com Officer
Exercise / conversionCommon Stock 643 $115.47 $74,247.21
Disclosure

SEC source: 0001127602-23-014206 · form4.xml · nonDerivative · entry 1

LeCointe-Cephas Lisa · CIK 0001854644 · SVP Chief Ethics & Com Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,375.693

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
May 01, 2023 Filed May 3, 2023 19:54 UTC
Oosthuizen Johannes JacobusPresident, U.S. Market
Exercise / conversionRestricted Stock Unit · Derivative 866 $0.00 $0.00
Disclosure

SEC source: 0001127602-23-014222 · form4.xml · derivative · entry 3

Oosthuizen Johannes Jacobus · CIK 0001916310 · President, U.S. Market

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 866 shares

Expires 2023-05-01

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Merck & Co., Inc. common stock.

F3 · derivative.exercise_date: These restricted stock units vest and are distributed as shares of Merck & Co., Inc. common stock in three equal installments on 5/1/2021, 5/1/2022 and 5/1/2023.

Read SEC document
May 01, 2023 Filed May 3, 2023 19:54 UTC
Oosthuizen Johannes JacobusPresident, U.S. Market
Tax withholdingCommon Stock 427 $115.47 $49,305.69
Disclosure

SEC source: 0001127602-23-014222 · form4.xml · nonDerivative · entry 2

Oosthuizen Johannes Jacobus · CIK 0001916310 · President, U.S. Market

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,299.748

F1 · balance_after: Holdings include shares acquired in dividend reinvestment transactions.

Read SEC document
May 01, 2023 Filed May 3, 2023 19:54 UTC
Oosthuizen Johannes JacobusPresident, U.S. Market
Exercise / conversionCommon Stock 866 $115.47 $99,997.02
Disclosure

SEC source: 0001127602-23-014222 · form4.xml · nonDerivative · entry 1

Oosthuizen Johannes Jacobus · CIK 0001916310 · President, U.S. Market

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,726.748

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

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May 01, 2023 Filed May 3, 2023 20:07 UTC Exercise / conversionRestricted Stock Unit · Derivative 866 $0.00 $0.00
Disclosure

SEC source: 0001127602-23-014238 · form4.xml · derivative · entry 3

Litchfield Caroline · CIK 0001854928 · EVP & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 866 shares

Expires 2023-05-01

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Merck & Co., Inc. common stock.

F3 · derivative.exercise_date: These restricted stock units vest and are distributed as shares of Merck & Co., Inc. common stock in three equal installments on 5/1/2021, 5/1/2022 and 5/1/2023.

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May 01, 2023 Filed May 3, 2023 20:07 UTC Tax withholdingCommon Stock 427 $115.47 $49,305.69
Disclosure

SEC source: 0001127602-23-014238 · form4.xml · nonDerivative · entry 2

Litchfield Caroline · CIK 0001854928 · EVP & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,691.269

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May 01, 2023 Filed May 3, 2023 20:07 UTC Exercise / conversionCommon Stock 866 $115.47 $99,997.02
Disclosure

SEC source: 0001127602-23-014238 · form4.xml · nonDerivative · entry 1

Litchfield Caroline · CIK 0001854928 · EVP & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,118.269

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Holdings include shares acquired in dividend reinvestment transactions.

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May 01, 2023 Filed May 3, 2023 20:10 UTC
Li Dean YExecutive VP & President, MRL
Exercise / conversionRestricted Stock Unit · Derivative 1,062 $0.00 $0.00
Disclosure

SEC source: 0001127602-23-014248 · form4.xml · derivative · entry 3

Li Dean Y · CIK 0001837016 · Executive VP & President, MRL

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,062 shares

Expires 2023-05-01

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Merck & Co., Inc. common stock.

F2 · derivative.exercise_date: These restricted stock units vest and are distributed as shares of Merck & Co., Inc. common stock in three equal installments on 5/1/2021, 5/1/2022 and 5/1/2023.

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May 01, 2023 Filed May 3, 2023 20:10 UTC
Li Dean YExecutive VP & President, MRL
Tax withholdingCommon Stock 524 $115.47 $60,506.28
Disclosure

SEC source: 0001127602-23-014248 · form4.xml · nonDerivative · entry 2

Li Dean Y · CIK 0001837016 · Executive VP & President, MRL

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,471.432

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May 01, 2023 Filed May 3, 2023 20:10 UTC
Li Dean YExecutive VP & President, MRL
Exercise / conversionCommon Stock 1,062 $115.47 $122,629.14
Disclosure

SEC source: 0001127602-23-014248 · form4.xml · nonDerivative · entry 1

Li Dean Y · CIK 0001837016 · Executive VP & President, MRL

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,995.432

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

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May 01, 2023 Filed May 3, 2023 20:24 UTC
Karachun Rita ASr. VP Fince-Global Controller
Exercise / conversionRestricted Stock Unit · Derivative 930 $0.00 $0.00
Disclosure

SEC source: 0001127602-23-014272 · form4.xml · derivative · entry 3

Karachun Rita A · CIK 0001601572 · Sr. VP Fince-Global Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 930 shares

Expires 2023-05-01

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Merck & Co., Inc. common stock.

F2 · derivative.exercise_date: These restricted stock units vest and are distributed as shares of Merck & Co., Inc. common stock in three equal installments on 5/1/2021, 5/1/2022 and 5/1/2023.

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May 01, 2023 Filed May 3, 2023 20:24 UTC
Karachun Rita ASr. VP Fince-Global Controller
Tax withholdingCommon Stock 319 $115.47 $36,834.93
Disclosure

SEC source: 0001127602-23-014272 · form4.xml · nonDerivative · entry 2

Karachun Rita A · CIK 0001601572 · Sr. VP Fince-Global Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,559.972

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May 01, 2023 Filed May 3, 2023 20:24 UTC
Karachun Rita ASr. VP Fince-Global Controller
Exercise / conversionCommon Stock 930 $115.47 $107,387.10
Disclosure

SEC source: 0001127602-23-014272 · form4.xml · nonDerivative · entry 1

Karachun Rita A · CIK 0001601572 · Sr. VP Fince-Global Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,878.972

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

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May 01, 2023 Filed May 3, 2023 20:29 UTC
Williams David MichaelEVP,Chief Info&Digital Officer
Exercise / conversionRestricted Stock Unit · Derivative 577 $0.00 $0.00
Disclosure

SEC source: 0001127602-23-014278 · form4.xml · derivative · entry 5

Williams David Michael · CIK 0001820958 · EVP,Chief Info&Digital Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 577 shares

Expires 2023-05-01

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Merck & Co., Inc. common stock.

F4 · derivative.exercise_date: These restricted stock units vest and are distributed as shares of Merck & Co., Inc. common stock in three equal installments on 5/1/2021, 5/1/2022 and 5/1/2023.

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May 01, 2023 Filed May 3, 2023 20:29 UTC
Williams David MichaelEVP,Chief Info&Digital Officer
Tax withholdingCommon Stock 198 $115.47 $22,863.06
Disclosure

SEC source: 0001127602-23-014278 · form4.xml · nonDerivative · entry 2

Williams David Michael · CIK 0001820958 · EVP,Chief Info&Digital Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,532.96

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May 01, 2023 Filed May 3, 2023 20:29 UTC
Williams David MichaelEVP,Chief Info&Digital Officer
Exercise / conversionCommon Stock 577 $115.47 $66,626.19
Disclosure

SEC source: 0001127602-23-014278 · form4.xml · nonDerivative · entry 1

Williams David Michael · CIK 0001820958 · EVP,Chief Info&Digital Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,730.96

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Holdings include shares acquired in dividend reinvestment transactions.

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April 28, 2023 Filed Apr 28, 2023 21:15 UTC
Davis Robert MDirector · Chairman, CEO & President
Exercise / conversionStock Option (Right to Buy) · Derivative 143,329 $0.00 Strike: $56.04 $0.00
Disclosure

SEC source: 0001127602-23-013808 · form4.xml · derivative · entry 3

Davis Robert M · CIK 0001363076 · Director · Chairman, CEO & President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 143,329 shares

Expires 2028-05-03

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Exercise price and holdings reflect the adjustments that occurred as of June 2, 2021 in connection with the Organon & Co. ("Organon") spin-off as described in the registration statement on Form 10 filed with the SEC by Organon (the "Form 10"). As reported in the Form 10, all Merck stock option awards outstanding as of immediately prior to the distribution date were converted on the distribution date into adjusted Merck awards for Merck employees to preserve the same intrinsic value and general terms and conditions (including vesting) as were in place immediately prior to the adjustments.

F3 · derivative.exercise_date: The option became exercisable in equal installments on 5/4/2019, 5/4/2020, and 5/4/2021.

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April 28, 2023 Filed Apr 28, 2023 21:15 UTC
Davis Robert MDirector · Chairman, CEO & President
SaleCommon Stock 143,329 $114.93 $16,472,844.97
Disclosure

SEC source: 0001127602-23-013808 · form4.xml · nonDerivative · entry 2

Davis Robert M · CIK 0001363076 · Director · Chairman, CEO & President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 271,816.757

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $114.5200 to $115.3300, inclusive. The reporting person undertakes to provide to Merck & Co., Inc., any security holder of Merck & Co., Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above in this footnote.

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April 28, 2023 Filed Apr 28, 2023 21:15 UTC
Davis Robert MDirector · Chairman, CEO & President
Exercise / conversionCommon Stock 143,329 $56.04 $8,032,157.16
Disclosure

SEC source: 0001127602-23-013808 · form4.xml · nonDerivative · entry 1

Davis Robert M · CIK 0001363076 · Director · Chairman, CEO & President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 415,145.757

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.