DGX

SEC source: 0001022079-18-000151 · wf-form4_153082307077479.xml · derivative · entry 11

Cunningham Everett · CIK 0001564777 · SVP, Commercial

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,464

Underlying: Common Stock · 38,928 shares

Expires 2026-02-25

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: This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on May 31, 2018.

F11 · derivative.exercise_date: The options vest in three equal annual installments beginning on the first annual anniversary of the grant date.

SEC source: 0001022079-18-000151 · wf-form4_153082307077479.xml · derivative · entry 10

Cunningham Everett · CIK 0001564777 · SVP, Commercial

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 21,294 shares

Expires 2024-02-13

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: This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on May 31, 2018.

F10 · derivative.exercise_date: The options vested in three equal annual installments beginning with the first on February 13, 2015, the second on February 13, 2016 and the final on February 13, 2017.

SEC source: 0001022079-18-000151 · wf-form4_153082307077479.xml · nonDerivative · entry 8

Cunningham Everett · CIK 0001564777 · SVP, Commercial

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,261

F1 · kind: This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on May 31, 2018.

F7 · price: This transaction was executed in multiple trades at prices ranging from $110.08 to $110.19. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F8 · balance_after: The amount includes exempt purchases made under the Company's stock purchase plan since the date of the last filing on Form 4.

SEC source: 0001022079-18-000151 · wf-form4_153082307077479.xml · nonDerivative · entry 7

Cunningham Everett · CIK 0001564777 · SVP, Commercial

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,850

F1 · kind: This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on May 31, 2018.

F6 · price: This transaction was executed in multiple trades at prices ranging from $109.08 to $110.04. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001022079-18-000151 · wf-form4_153082307077479.xml · nonDerivative · entry 6

Cunningham Everett · CIK 0001564777 · SVP, Commercial

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,916

F1 · kind: This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on May 31, 2018.

F5 · price: This transaction was executed in multiple trades at prices ranging from $110.00 to $110.25. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001022079-18-000151 · wf-form4_153082307077479.xml · nonDerivative · entry 5

Cunningham Everett · CIK 0001564777 · SVP, Commercial

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 51,499

F1 · kind: This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on May 31, 2018.

F4 · price: This transaction was executed in multiple trades at prices ranging from $109.00 to $110.00. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001022079-18-000151 · wf-form4_153082307077479.xml · nonDerivative · entry 4

Cunningham Everett · CIK 0001564777 · SVP, Commercial

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 84,844

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: This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on May 31, 2018.

SEC source: 0001022079-18-000151 · wf-form4_153082307077479.xml · nonDerivative · entry 3

Cunningham Everett · CIK 0001564777 · SVP, Commercial

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,916

F1 · kind: This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on May 31, 2018.

F3 · price: This transaction was executed in multiple trades at prices ranging from $110.07 to $110.22. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001022079-18-000151 · wf-form4_153082307077479.xml · nonDerivative · entry 2

Cunningham Everett · CIK 0001564777 · SVP, Commercial

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,412

F1 · kind: This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on May 31, 2018.

F2 · price: This transaction was executed in multiple trades at prices ranging from $109.07 to $110.06. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001022079-18-000151 · wf-form4_153082307077479.xml · nonDerivative · entry 1

Cunningham Everett · CIK 0001564777 · SVP, Commercial

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 67,210

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: This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on May 31, 2018.

SEC source: 0001022079-18-000149 · wf-form4_153082291131926.xml · derivative · entry 1

Torley Helen · CIK 0001528185 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,297

Underlying: Common Stock · 1,297 shares

Expires 2028-07-02

SEC source: 0001022079-18-000147 · wf-form4_153082247357083.xml · derivative · entry 1

RING TIMOTHY M · CIK 0001204666 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,860.281

Underlying: Common Stock · 282 shares

Expires not disclosed

F1 · derivative.exercise_date: Phantom stock units resulting from elective deferrals of a director's cash compensation pursuant to the Quest Diagnostics Incorporated Amended and Restated Deferred Compensation Plan for Directors and become payable in cash upon the reporting person's termination of service as a director.

F1 · derivative.expiration_date: Phantom stock units resulting from elective deferrals of a director's cash compensation pursuant to the Quest Diagnostics Incorporated Amended and Restated Deferred Compensation Plan for Directors and become payable in cash upon the reporting person's termination of service as a director.

F2 · balance_after: Total number of phantom stock units accrued as of the transaction date in the reporting person's deferred compensation account includes phantom stock units credited as a result of dividend reinvestment transactions exempt from reporting pursuant to Rule 16a-11.

SEC source: 0001022079-18-000141 · wf-form4_152831948390507.xml · nonDerivative · entry 1

BRITELL JENNE K · CIK 0001142318 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 14,479

F1 · kind: Represents a gift and transfer of shares to a limited liability company established by the reporting person in connection with tax and estate planning purposes. The reporting person disclaims beneficial ownership of such transferred shares because such limited liability company is controlled by reporting person's adult children.

SEC source: 0001022079-18-000139 · wf-form4_152823211850276.xml · derivative · entry 1

Torley Helen · CIK 0001528185 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 665

Underlying: Common Stock · 665 shares

Expires 2028-06-01

SEC source: 0001022079-18-000137 · wf-form4_152771268719626.xml · nonDerivative · entry 1

LEIDEN JEFFREY M · CIK 0001242825 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,000

SEC source: 0001022079-18-000135 · wf-form4_152762636527883.xml · derivative · entry 3

RUSCKOWSKI STEPHEN H · CIK 0001142624 · Director · Chairman, President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 168,490 shares

Expires 2023-02-25

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: This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on February 20, 2018.

F2 · derivative.exercise_date: The options vested in three equal annual installments beginning with the first on February 25, 2014, the second on February 25, 2015 and the final on February 25, 2016.

SEC source: 0001022079-18-000135 · wf-form4_152762636527883.xml · nonDerivative · entry 2

RUSCKOWSKI STEPHEN H · CIK 0001142624 · Director · Chairman, President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 191,069

F1 · kind: This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on February 20, 2018.

SEC source: 0001022079-18-000135 · wf-form4_152762636527883.xml · nonDerivative · entry 1

RUSCKOWSKI STEPHEN H · CIK 0001142624 · Director · Chairman, President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 359,559

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: This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on February 20, 2018.

SEC source: 0001022079-18-000133 · wf-form4_152762623294219.xml · derivative · entry 4

GUINAN MARK · CIK 0001505998 · Executive Vice President & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 61,533 shares

Expires 2023-08-19

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: This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on February 22, 2018.

F4 · derivative.exercise_date: The options vested in three equal annual installments beginning with the first on August 19, 2014, the second on August 19, 2015 and the final on August 19, 2016.

SEC source: 0001022079-18-000133 · wf-form4_152762623294219.xml · nonDerivative · entry 3

GUINAN MARK · CIK 0001505998 · Executive Vice President & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 58,200

F1 · kind: This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on February 22, 2018.

F3 · price: This transaction was executed in multiple trades at prices ranging from $106.00 to $106.62. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001022079-18-000133 · wf-form4_152762623294219.xml · nonDerivative · entry 2

GUINAN MARK · CIK 0001505998 · Executive Vice President & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 83,160

F1 · kind: This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on February 22, 2018.

F2 · price: This transaction was executed in multiple trades at prices ranging from $105.00 to $105.98. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001022079-18-000133 · wf-form4_152762623294219.xml · nonDerivative · entry 1

GUINAN MARK · CIK 0001505998 · Executive Vice President & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 119,733

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: This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on February 22, 2018.

SEC source: 0001022079-18-000125 · wf-form4_152659316799257.xml · nonDerivative · entry 1

WILENSKY GAIL R · CIK 0001018538 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 26,604

F1 · security: Represents an award of restricted share units.

SEC source: 0001022079-18-000127 · wf-form4_152659338732618.xml · nonDerivative · entry 1

Torley Helen · CIK 0001528185 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,644

F1 · security: Represents an award of restricted share units.

SEC source: 0001022079-18-000123 · wf-form4_152659292346873.xml · nonDerivative · entry 1

STANZIONE DANIEL · CIK 0001221534 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,319

F1 · security: Represents an award of restricted share units.

SEC source: 0001022079-18-000121 · wf-form4_152659275633400.xml · nonDerivative · entry 1

RING TIMOTHY M · CIK 0001204666 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,496

F1 · security: Represents an award of restricted share units.

F2 · balance_after: The amount includes shares acquired via dividend reinvestment since the date of reporting person's last filing on Form 4 pursuant to the Amended and Restated Deferred Compensation Plan for Directors.

SEC source: 0001022079-18-000119 · wf-form4_152659250386907.xml · nonDerivative · entry 1

PFEIFFER GARY M · CIK 0001127304 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,462

F1 · security: Represents an award of restricted stock units.

F2 · balance_after: The amount includes shares acquired via dividend reinvestment since the date of reporting person's last filing on Form 4 pursuant to the Amended and Restated Deferred Compensation Plan for Directors.

SEC source: 0001022079-18-000117 · wf-form4_152659233171196.xml · nonDerivative · entry 1

MAIN TIMOTHY L · CIK 0001196744 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,335

F1 · security: Represents an award of restricted share units.

SEC source: 0001022079-18-000115 · wf-form4_152659215558567.xml · nonDerivative · entry 1

LEIDEN JEFFREY M · CIK 0001242825 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,644

F1 · security: Represents an award of restricted share units.

SEC source: 0001022079-18-000113 · wf-form4_152659132224957.xml · nonDerivative · entry 1

Gregg Vicky B · CIK 0001510304 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,213

F1 · security: Represents an award of restricted share units.

F2 · balance_after: The amount includes shares acquired via dividend reinvestment since the date of reporting person's last filing on Form 4 pursuant to the Amended and Restated Deferred Compensation Plan for Directors.

SEC source: 0001022079-18-000111 · wf-form4_152659085652912.xml · nonDerivative · entry 1

BRITELL JENNE K · CIK 0001142318 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · by Trust

Disclosed balance after: 23,183

F1 · security: Represents an award of restricted share units.

F2 · balance_after: The amount includes shares acquired via dividend reinvestment since the date of reporting person's last filing on Form 4 pursuant to the Amended and Restated Deferred Compensation Plan for Directors.

SEC source: 0001022079-18-000098 · wf-form4_152287409191598.xml · derivative · entry 1

RING TIMOTHY M · CIK 0001204666 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,545.861

Underlying: Common Stock · 313 shares

Expires not disclosed

F1 · derivative.exercise_date: Phantom stock units resulting from elective deferrals of a director's cash compensation pursuant to the Quest Diagnostics Incorporated Amended and Restated Deferred Compensation Plan for Directors and become payable in cash upon the reporting person's termination of service as a director.

F1 · derivative.expiration_date: Phantom stock units resulting from elective deferrals of a director's cash compensation pursuant to the Quest Diagnostics Incorporated Amended and Restated Deferred Compensation Plan for Directors and become payable in cash upon the reporting person's termination of service as a director.

F2 · balance_after: Total number of phantom stock units accrued as of the transaction date in the reporting person's deferred compensation account includes phantom stock units credited as a result of dividend reinvestment transactions exempt from reporting pursuant to Rule 16a-11.

SEC source: 0001022079-18-000096 · wf-form4_152088680876595.xml · derivative · entry 9

Cohen Jon R · CIK 0001477972 · SVP & Group Exec. Diag. Sol.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,464

Underlying: Common Stock · 38,928 shares

Expires 2026-02-25

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: This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on February 7, 2018.

F8 · derivative.exercise_date: The options vest in three equal annual installments beginning on the first annual anniversary of the grant date.

SEC source: 0001022079-18-000096 · wf-form4_152088680876595.xml · nonDerivative · entry 8

Cohen Jon R · CIK 0001477972 · SVP & Group Exec. Diag. Sol.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,757

F1 · kind: This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on February 7, 2018.

SEC source: 0001022079-18-000096 · wf-form4_152088680876595.xml · nonDerivative · entry 7

Cohen Jon R · CIK 0001477972 · SVP & Group Exec. Diag. Sol.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 39,530

F1 · kind: This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on February 7, 2018.

F7 · price: This transaction was executed in multiple trades at prices ranging from $104.70 to $104.90. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001022079-18-000096 · wf-form4_152088680876595.xml · nonDerivative · entry 6

Cohen Jon R · CIK 0001477972 · SVP & Group Exec. Diag. Sol.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 42,330

F1 · kind: This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on February 7, 2018.

F6 · price: This transaction was executed in multiple trades at prices ranging from $103.65 to $104.65. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001022079-18-000096 · wf-form4_152088680876595.xml · nonDerivative · entry 5

Cohen Jon R · CIK 0001477972 · SVP & Group Exec. Diag. Sol.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 76,498

F1 · kind: This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on February 7, 2018.

F5 · price: This transaction was executed in multiple trades at prices ranging from $104.70 to $104.89. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001022079-18-000096 · wf-form4_152088680876595.xml · nonDerivative · entry 4

Cohen Jon R · CIK 0001477972 · SVP & Group Exec. Diag. Sol.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 77,798

F1 · kind: This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on February 7, 2018.

F4 · price: This transaction was executed in multiple trades at prices ranging from $103.68 to $104.66. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001022079-18-000096 · wf-form4_152088680876595.xml · nonDerivative · entry 3

Cohen Jon R · CIK 0001477972 · SVP & Group Exec. Diag. Sol.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 95,962

F1 · kind: This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on February 7, 2018.

F3 · price: This transaction was executed in multiple trades at prices ranging from $104.66 to $104.89. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001022079-18-000096 · wf-form4_152088680876595.xml · nonDerivative · entry 2

Cohen Jon R · CIK 0001477972 · SVP & Group Exec. Diag. Sol.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 97,389

F1 · kind: This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on February 7, 2018.

F2 · price: This transaction was executed in multiple trades at prices ranging from $103.65 to $104.64. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001022079-18-000096 · wf-form4_152088680876595.xml · nonDerivative · entry 1

Cohen Jon R · CIK 0001477972 · SVP & Group Exec. Diag. Sol.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 115,426

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: This exercise and sale reported were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on February 7, 2018.

SEC source: 0001022079-18-000090 · wf-form4_152038328352378.xml · nonDerivative · entry 3

PREVOZNIK MICHAEL E · CIK 0001222679 · SVP & General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 39,771

F4 · kind: The sale reported was effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on November 29, 2016.

SEC source: 0001022079-18-000088 · wf-form4_152038317924738.xml · nonDerivative · entry 3

Davis J. E. · CIK 0001599837 · EVP, General Diagnostics

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,067

F4 · kind: The sale reported was effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on November 28, 2017.

SEC source: 0001022079-18-000085 · wf-form4_152038297008615.xml · nonDerivative · entry 3

Doherty Catherine T. · CIK 0001520897 · SVP, Group Exec. Clin. Fran.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 67,941

F3 · kind: The sale reported was effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on November 27, 2017.

SEC source: 0001022079-18-000094 · wf-form4_152038390649131.xml · nonDerivative · entry 2

GUINAN MARK · CIK 0001505998 · Executive Vice President & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 58,200

F2 · shares: Disposition of common stock to the issuer solely to cover tax withholding obligations arising from the settlement of said performance share award.

SEC source: 0001022079-18-000094 · wf-form4_152038390649131.xml · nonDerivative · entry 1

GUINAN MARK · CIK 0001505998 · Executive Vice President & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 64,671

F1 · shares: Stock issued by Quest Diagnostics Incorporated in settlement of a performance share award dated February 23, 2015, approved in accordance with the requirements of Rule 16b-3(d).

SEC source: 0001022079-18-000091 · wf-form4_152038337574832.xml · nonDerivative · entry 2

RUSCKOWSKI STEPHEN H · CIK 0001142624 · Director · Chairman, President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 191,069

F2 · shares: Disposition of common stock to the issuer solely to cover tax withholding obligations arising from the settlement of said performance share award.

SEC source: 0001022079-18-000091 · wf-form4_152038337574832.xml · nonDerivative · entry 1

RUSCKOWSKI STEPHEN H · CIK 0001142624 · Director · Chairman, President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 214,497

F1 · shares: Stock issued by Quest Diagnostics Incorporated in settlement of a performance share award dated February 23, 2015, approved in accordance with the requirements of Rule 16b-3(d).

SEC source: 0001022079-18-000090 · wf-form4_152038328352378.xml · nonDerivative · entry 2

PREVOZNIK MICHAEL E · CIK 0001222679 · SVP & General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 43,899

F2 · shares: Disposition of common stock to the issuer solely to cover tax withholding obligations arising from the settlement of said performance share award.

F3 · balance_after: The amount includes exempt purchases made under the Company's stock purchase plan since the date of the last filing on Form 4.

SEC source: 0001022079-18-000090 · wf-form4_152038328352378.xml · nonDerivative · entry 1

PREVOZNIK MICHAEL E · CIK 0001222679 · SVP & General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,900

F1 · shares: Stock issued by Quest Diagnostics Incorporated in settlement of a performance share award dated February 23, 2015, approved in accordance with the requirements of Rule 16b-3(d).