AMGN

SEC source: 0001127602-12-016070 · form4.xml · derivative · entry 11

BEIER DAVID W · CIK 0001187054 · SVP, Global Govt Affairs

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,000

Underlying: Common Stock · 10,000 shares

Expires 2020-04-26

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.

SEC source: 0001127602-12-016070 · form4.xml · derivative · entry 10

BEIER DAVID W · CIK 0001187054 · SVP, Global Govt Affairs

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,000

Underlying: Common Stock · 10,000 shares

Expires 2016-04-28

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.

SEC source: 0001127602-12-016070 · form4.xml · derivative · entry 9

BEIER DAVID W · CIK 0001187054 · SVP, Global Govt Affairs

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 10,000 shares

Expires 2015-04-29

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.

SEC source: 0001127602-12-016070 · form4.xml · derivative · entry 8

BEIER DAVID W · CIK 0001187054 · SVP, Global Govt Affairs

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 23,402 shares

Expires 2014-04-26

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.

SEC source: 0001127602-12-016070 · form4.xml · derivative · entry 7

BEIER DAVID W · CIK 0001187054 · SVP, Global Govt Affairs

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,598 shares

Expires 2014-04-26

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.

SEC source: 0001127602-12-016070 · form4.xml · nonDerivative · entry 6

BEIER DAVID W · CIK 0001187054 · SVP, Global Govt Affairs

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,612

F1 · price: The price reported is an average price. The prices ranged from $70.545 to $70.77 per share. Full information regarding the number of shares sold at each separate price within the range set forth above is available upon request by the SEC staff, the issuer or a security holder of the issuer.

F2 · balance_after: These shares include the following Restricted Stock Units (RSUs) granted under the Company's equity plans: 1,425 RSUs which fully vest on 4/28/2013; 2,900 RSUs which vest in two equal annual installments of 1,450 each commencing 4/26/2013; 7,500 RSUs which vest in two equal installments of 2,475 each on 4/25/2013 and 4/25/2014 and one installment of 2,550 on 4/25/2015; and 3,350 RSUs which vest in three installments of 1,105, 1,106 and 1,139 on 4/27/2014, 4/27/2015 and 4/27/2016, respectively. Vested RSUs will be paid in shares of the Company's common stock on a one-to-one basis.

SEC source: 0001127602-12-016070 · form4.xml · nonDerivative · entry 5

BEIER DAVID W · CIK 0001187054 · SVP, Global Govt Affairs

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 90,612

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.

SEC source: 0001127602-12-016070 · form4.xml · nonDerivative · entry 4

BEIER DAVID W · CIK 0001187054 · SVP, Global Govt Affairs

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 80,612

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.

SEC source: 0001127602-12-016070 · form4.xml · nonDerivative · entry 3

BEIER DAVID W · CIK 0001187054 · SVP, Global Govt Affairs

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 70,612

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.

SEC source: 0001127602-12-016070 · form4.xml · nonDerivative · entry 2

BEIER DAVID W · CIK 0001187054 · SVP, Global Govt Affairs

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 60,612

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.

SEC source: 0001127602-12-016070 · form4.xml · nonDerivative · entry 1

BEIER DAVID W · CIK 0001187054 · SVP, Global Govt Affairs

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,210

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.

SEC source: 0001127602-12-015851 · form4.xml · derivative · entry 12

RICHO ANNA · CIK 0001199306 · SVP & CCO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,000

Underlying: Common Stock · 10,000 shares

Expires 2020-04-26

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.

SEC source: 0001127602-12-015851 · form4.xml · derivative · entry 11

RICHO ANNA · CIK 0001199306 · SVP & CCO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,000

Underlying: Common Stock · 10,000 shares

Expires 2016-04-28

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.

SEC source: 0001127602-12-015851 · form4.xml · derivative · entry 10

RICHO ANNA · CIK 0001199306 · SVP & CCO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,950 shares

Expires 2015-04-29

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.

SEC source: 0001127602-12-015851 · form4.xml · nonDerivative · entry 8

RICHO ANNA · CIK 0001199306 · SVP & CCO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,481

F3 · price: The price reported is also an average price. The prices ranged from $70.71 to $70.89 per share. Full information regarding the number of shares sold at each separate price within the range set forth above is available upon request by the SEC staff, the issuer or a security holder of the issuer.

F4 · balance_after: These shares include the following Restricted Stock Units (RSUs) granted under the Company's equity plans: 1,425 RSUs which fully vest on 4/28/2013; 2,900 RSUs which vest in two equal annual installments of 1,450 each commencing 4/26/2013; 20,000 RSUs which fully vest on 10/28/2013; 7,500 RSUs which vest in two equal installments of 2,475 each on 4/25/2013 and 4/25/2014 and one installment of 2,550 on 4/25/2015; and 3,350 RSUs which vest in three installments of 1,105, 1,106 and 1,139 on 4/27/2014, 4/27/2015 and 4/27/2016, respectively. Vested RSUs will be paid in shares of the Company's common stock on a one-to-one basis.

F5 · balance_after: These shares include 1,306 shares of common stock acquired under the Company's Employee Stock Purchase Plan.

SEC source: 0001127602-12-015851 · form4.xml · nonDerivative · entry 7

RICHO ANNA · CIK 0001199306 · SVP & CCO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 46,481

F2 · price: The price reported is an average price. The prices ranged from $70.73 to $70.78 per share. Full information regarding the number of shares sold at each separate price within the range set forth above is available upon request by the SEC staff, the issuer or a security holder of the issuer.

SEC source: 0001127602-12-015851 · form4.xml · nonDerivative · entry 6

RICHO ANNA · CIK 0001199306 · SVP & CCO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 56,481

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.

SEC source: 0001127602-12-015851 · form4.xml · nonDerivative · entry 5

RICHO ANNA · CIK 0001199306 · SVP & CCO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 46,481

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.

SEC source: 0001127602-12-015851 · form4.xml · nonDerivative · entry 4

RICHO ANNA · CIK 0001199306 · SVP & CCO

10b5-1 filing: Not disclosed

Ownership: Indirect · The Nicholas A. Moore and Anna S. Richo Family Trust

Disclosed balance after: 10,256

F1 · kind: These shares are being transferred to the reporting person's Family Trust.

SEC source: 0001127602-12-015851 · form4.xml · nonDerivative · entry 3

RICHO ANNA · CIK 0001199306 · SVP & CCO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,481

F1 · kind: These shares are being transferred to the reporting person's Family Trust.

SEC source: 0001127602-12-015851 · form4.xml · nonDerivative · entry 2

RICHO ANNA · CIK 0001199306 · SVP & CCO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,122

SEC source: 0001127602-12-015851 · form4.xml · nonDerivative · entry 1

RICHO ANNA · CIK 0001199306 · SVP & CCO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 39,431

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.

SEC source: 0001127602-12-015243 · form4.xml · nonDerivative · entry 3

BEIER DAVID W · CIK 0001187054 · SVP, Global Govt Affairs

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,612

F2 · balance_after: These shares include the following RSUs granted under the Company's equity plans: 1,425 RSUs which fully vest on 4/28/2013; 2,900 RSUs which vest in two equal annual installments of 1,450 each commencing 4/26/2013; 7,500 RSUs which vest in two equal installments of 2,475 each on 4/25/2013 and 4/25/2014 and one installment of 2,550 on 4/25/2015; and 3,350 RSUs which vest in three installments of 1,105, 1,106 and 1,139 on 4/27/2014, 4/27/2015 and 4/27/2016, respectively. Vested RSUs will be paid in shares of the Company's common stock on a one-to-one basis.

SEC source: 0001127602-12-015245 · form4.xml · nonDerivative · entry 7

BONANNI FABRIZIO · CIK 0001183903 · EVP, Operations

10b5-1 filing: Not disclosed

Ownership: Indirect · By Family Trust

Disclosed balance after: 67,200

F2 · kind: These shares are being transferred to the reporting person's Family Trust.

SEC source: 0001127602-12-015245 · form4.xml · nonDerivative · entry 6

BONANNI FABRIZIO · CIK 0001183903 · EVP, Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 73,454

F2 · kind: These shares are being transferred to the reporting person's Family Trust.

F3 · balance_after: These shares include the following RSUs granted under the Company's equity plans: 3,000 RSUs which fully vest on 4/28/2013; 6,000 RSUs which vest in two equal annual installments of 3,000 each commencing 4/26/2013; 40,000 RSUs which vest fully on 12/31/2013; 15,800 RSUs which vest in two equal installments of 5,214 each on 4/25/2013 and 4/25/2014 and one installment of 5,372 on 4/25/2015; and 8,654 RSUs which vest in three installments of 2,855, 2,856 and 2,943 on 4/27/2014, 4/27/2015 and 4/27/2016, respectively. Vested RSUs will be paid in shares of the Company's common stock on a one-to-one basis.

SEC source: 0001127602-12-015245 · form4.xml · nonDerivative · entry 3

BONANNI FABRIZIO · CIK 0001183903 · EVP, Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 75,097

SEC source: 0001127602-12-015247 · form4.xml · nonDerivative · entry 3

Bradway Robert A · CIK 0001396482 · Director · President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 101,426

F2 · balance_after: These shares include the following RSUs granted under the Company's equity plans: 3,000 RSUs which fully vest on 4/28/2013; 6,000 RSUs which vest in two equal annual installments of 3,000 each commencing 4/26/2013; 3,000 RSUs which vest in two equal annual installments of 1,500 each commencing 4/26/2013; 21,000 RSUs which vest in two equal installments of 6,930 each on 4/25/2013 and 4/25/2014 and one installment of 7,140 on 4/25/2015; and 20,938 RSUs which vest in three installments of 6,909, 6,910 and 7,119 on 4/27/2014, 4/27/2015 and 4/27/2016, respectively. Vested RSUs will be paid in shares of the Company's common stock on a one-to-one basis.

SEC source: 0001127602-12-015249 · form4.xml · nonDerivative · entry 3

Dittrich Thomas J.W. · CIK 0001491654 · VP, Finance & CAO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,714

F2 · balance_after: The shares include the following RSUs granted under the Company's equity plans: 286 RSUs which fully vest on 4/28/2013; 615 RSUs which vest in annual installments of 307 on 4/26/2013 and 308 on 4/26/2014; 1,714 RSUs which vest in annual installments of 565, 566 and 583 on 4/25/2013, 4/25/2014 and 4/25/2015, respectively; and 1,400 RSUs which vest in two equal installments of 462 each on 4/27/2014 and 4/27/2015 and one installment of 476 on 4/27/2016. Vested RSUs will be paid in shares of the Company's common stock on a one-to-one basis.

SEC source: 0001127602-12-015251 · form4.xml · nonDerivative · entry 3

Harper Sean E · CIK 0001541946 · EVP, Research & Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 49,840

F2 · balance_after: These shares include the following RSUs granted under the Company's equity plans: 1,125 RSUs which fully vest on 4/28/2013; 2,300 RSUs which vest in two equal annual installments of 1,150 each commencing 4/26/2013; 25,000 RSUs which fully vest on 12/31/2014; 6,000 RSUs which vest in two equal installments of 1,980 each on 4/25/2013 and 4/25/2014 and one installment of 2,040 on 4/25/2015; and 8,654 RSUs which vest in three installments of 2,855, 2,856 and 2,943 on 4/27/2014, 4/27/2015 and 4/27/2016, respectively. Vested RSUs will be paid in shares of the Company's common stock on a one-to-one basis.

SEC source: 0001127602-12-015257 · form4.xml · nonDerivative · entry 3

MCNAMEE BRIAN M · CIK 0001183885 · SVP, Human Resources

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 56,600

F2 · balance_after: These shares include the following RSUs granted under the Company's equity plans: 1,425 RSUs which fully vest on 4/28/2013; 2,900 RSUs which vest in two equal annual installments of 1,450 each commencing 4/26/2013; 22,081 RSUs which fully vest on 12/31/2014; 7,500 RSUs which vest in two equal installments of 2,475 each on 4/25/2013 and 4/25/2014 and one installment of 2,550 on 4/25/2015; and 4,466 RSUs which vest in three installments of 1,473, 1,474 and 1,519 on 4/27/2014, 4/27/2015 and 4/27/2016, respectively. Vested RSUs will be paid in shares of the Company's common stock on a one-to-one basis.

SEC source: 0001127602-12-015261 · form4.xml · nonDerivative · entry 7

RICHO ANNA · CIK 0001199306 · SVP & CCO

10b5-1 filing: Not disclosed

Ownership: Indirect · The Nicholas A. Moore and Anna S. Richo Family Trust

Disclosed balance after: 9,615

F2 · kind: These shares are being transferred to the reporting person's Family Trust.

SEC source: 0001127602-12-015261 · form4.xml · nonDerivative · entry 6

RICHO ANNA · CIK 0001199306 · SVP & CCO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,481

F2 · kind: These shares are being transferred to the reporting person's Family Trust.

F3 · balance_after: These shares include the following Restricted Stock Units (RSUs) granted under the Company's equity plans: 1,425 RSUs which fully vest on 4/28/2013; 2,900 RSUs which vest in two equal annual installments of 1,450 each commencing 4/26/2013; 20,000 RSUs which fully vest on 10/28/2013; 7,500 RSUs which vest in two equal installments of 2,475 each on 4/25/2013 and 4/25/2014 and one installment of 2,550 on 4/25/2015; and 3,350 RSUs which vest in three installments of 1,105, 1,106 and 1,139 on 4/27/2014, 4/27/2015 and 4/27/2016, respectively. Vested RSUs will be paid in shares of the Company's common stock on a one-to-one basis.

F4 · balance_after: These shares include 1,306 shares of common stock acquired under the Company's Employee Stock Purchase Plan.

SEC source: 0001127602-12-015261 · form4.xml · nonDerivative · entry 3

RICHO ANNA · CIK 0001199306 · SVP & CCO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,930

SEC source: 0001127602-12-015263 · form4.xml · nonDerivative · entry 7

SHARER KEVIN W · CIK 0001185618 · Director · Chairman of the Board and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · Living Trust

Disclosed balance after: 155,494

F2 · kind: These shares are being transferred to the reporting person's Living Trust.

F3 · balance_after: These shares include the following RSUs granted under the Company's equity plans: 9,250 RSUs which fully vest on 4/28/2013; 22,750 RSUs which vest in two equal annual installments of 11,375 each commencing 4/26/2013; 60,000 RSUs which vest in two equal installments of 19,800 each on 4/25/2013 and 4/25/2014 and one installment of 20,400 on 4/25/2015; and 8,933 RSUs which vest in three installments of 2,947, 2,948 and 3,038 on 4/27/2014, 4/27/2015 and 4/27/2016, respectively. Vested RSUs are paid in shares of the Company's common stock on a one-to-one basis.

SEC source: 0001127602-12-015263 · form4.xml · nonDerivative · entry 6

SHARER KEVIN W · CIK 0001185618 · Director · Chairman of the Board and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 100,933

F2 · kind: These shares are being transferred to the reporting person's Living Trust.

SEC source: 0001127602-12-015263 · form4.xml · nonDerivative · entry 3

SHARER KEVIN W · CIK 0001185618 · Director · Chairman of the Board and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 105,999

SEC source: 0001127602-12-015265 · form4.xml · nonDerivative · entry 3

SCOTT DAVID J · CIK 0001145154 · SVP, Gen. Counsel & Secy.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 95,527

F2 · balance_after: These shares include the following RSUs granted under the Company's equity plans: 1,425 RSUs which fully vest on 4/28/2013; 2,900 RSUs which vest in two equal annual installments of 1,450 each commencing 4/26/2013; 22,081 RSUs which fully vest on 12/31/2014; 11,200 RSUs which vest in two equal installments of 3,696 each on 4/25/2013 and 4/25/2014 and one installment of 3,808 on 4/25/2015; and 6,141 RSUs which vest in three installments of 2,026, 2,027 and 2,088 on 4/27/2014, 4/27/2015 and 4/27/2016, respectively. Vested RSUs will be paid in shares of the Company's common stock on a one-to-one basis.

SEC source: 0001127602-12-015243 · form4.xml · nonDerivative · entry 2

BEIER DAVID W · CIK 0001187054 · SVP, Global Govt Affairs

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,879

SEC source: 0001127602-12-015245 · form4.xml · nonDerivative · entry 5

BONANNI FABRIZIO · CIK 0001183903 · EVP, Operations

10b5-1 filing: Not disclosed

Ownership: Indirect · By Family Trust

Disclosed balance after: 65,557

F2 · kind: These shares are being transferred to the reporting person's Family Trust.

SEC source: 0001127602-12-015245 · form4.xml · nonDerivative · entry 4

BONANNI FABRIZIO · CIK 0001183903 · EVP, Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 76,454

F2 · kind: These shares are being transferred to the reporting person's Family Trust.

SEC source: 0001127602-12-015245 · form4.xml · nonDerivative · entry 2

BONANNI FABRIZIO · CIK 0001183903 · EVP, Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 78,097

SEC source: 0001127602-12-015247 · form4.xml · nonDerivative · entry 2

Bradway Robert A · CIK 0001396482 · Director · President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 102,827

SEC source: 0001127602-12-015249 · form4.xml · nonDerivative · entry 2

Dittrich Thomas J.W. · CIK 0001491654 · VP, Finance & CAO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,947

SEC source: 0001127602-12-015251 · form4.xml · nonDerivative · entry 2

Harper Sean E · CIK 0001541946 · EVP, Research & Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 52,385

SEC source: 0001127602-12-015257 · form4.xml · nonDerivative · entry 2

MCNAMEE BRIAN M · CIK 0001183885 · SVP, Human Resources

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 57,890

SEC source: 0001127602-12-015261 · form4.xml · nonDerivative · entry 5

RICHO ANNA · CIK 0001199306 · SVP & CCO

10b5-1 filing: Not disclosed

Ownership: Indirect · The Nicholas A. Moore and Anna S. Richo Family Trust

Disclosed balance after: 9,166

F2 · kind: These shares are being transferred to the reporting person's Family Trust.

SEC source: 0001127602-12-015261 · form4.xml · nonDerivative · entry 4

RICHO ANNA · CIK 0001199306 · SVP & CCO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,324

F2 · kind: These shares are being transferred to the reporting person's Family Trust.

SEC source: 0001127602-12-015261 · form4.xml · nonDerivative · entry 2

RICHO ANNA · CIK 0001199306 · SVP & CCO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,083

SEC source: 0001127602-12-015263 · form4.xml · nonDerivative · entry 5

SHARER KEVIN W · CIK 0001185618 · Director · Chairman of the Board and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · Living Trust

Disclosed balance after: 150,428

F2 · kind: These shares are being transferred to the reporting person's Living Trust.

SEC source: 0001127602-12-015263 · form4.xml · nonDerivative · entry 4

SHARER KEVIN W · CIK 0001185618 · Director · Chairman of the Board and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 110,183

F2 · kind: These shares are being transferred to the reporting person's Living Trust.