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GuruFocus has detected 2 Warning Signs with Amgen Inc $AMGN.
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Amgen Inc (NAS:AMGN)
Days Inventory
257.26 (As of Mar. 2017)

Amgen Inc's average inventory for the three months ended in Mar. 2017 was $2,808 Mil. Amgen Inc's cost of goods sold for the three months ended in Mar. 2017 was $996 Mil. Hence, Amgen Inc's days inventory for the three months ended in Mar. 2017 was 257.26.

AMGN' s Days Inventory Range Over the Past 10 Years
Min: 219.41   Max: 374.86
Current: 238.75

219.41
374.86

During the past 13 years, Amgen Inc's highest Days Inventory was 374.86. The lowest was 219.41. And the median was 300.96.

AMGN's Days Inventory is ranked lower than
78% of the 459 Companies
in the Global Biotechnology industry.

( Industry Median: 131.03 vs. AMGN: 238.75 )

Amgen Inc's days inventory increased from Mar. 2016 (224.41) to Mar. 2017 (257.26). It might indicate that Amgen Inc's sales slowed down.

Inventory can be measured by Days Sales of Inventory (DSI). Amgen Inc's days sales of inventory (DSI) for the three months ended in Mar. 2017 was 46.89.

Inventory turnover measures how fast the company turns over its inventory within a year. Amgen Inc's inventory turnover for the three months ended in Mar. 2017 was 0.35.

Inventory to revenue ratio determines the ability of a company to manage their inventory levels. It measures the percentage of Inventories the company currently has on hand to support the current amount of Revenue. Amgen Inc's inventory to revenue ratio for the three months ended in Mar. 2017 was 0.51.


Definition

Days Inventory indicates the number of days of goods in sales that a company has in the inventory.

Amgen Inc's Days Inventory for the fiscal year that ended in Dec. 2016 is calculated as

Days Inventory (A: Dec. 2016 )
=Average Inventory / COGS*Days in Period
=( (Inventory (A: Dec. 2015 ) + Inventory (A: Dec. 2016 )) / 2 ) / COGS (A: Dec. 2016 )*Days in Period
=( (2435 + 2745) / 2 ) / 4162*365
=2590 / 4162*365
=227.14

Amgen Inc's Days Inventory for the quarter that ended in Mar. 2017 is calculated as:

Days Inventory (Q: Mar. 2017 )
=Average Inventory / COGS*Days in Period
=( (Inventory (Q: Dec. 2016 ) + Inventory (Q: Mar. 2017 )) / 2 ) / COGS (Q: Mar. 2017 )*Days in Period
=( (2745 + 2871) / 2 ) / 996*365 / 4
=2808 / 996*365 / 4
=257.26

* All numbers are in millions except for per share data and ratio. All numbers are in their local exchange's currency.


Explanation

An increase of Days Inventory may indicate the company's sales slowed.

1. Inventory can be measured by Days Sales of Inventory (DSI).

Amgen Inc's Days Sales of Inventory for the three months ended in Mar. 2017 is calculated as

Days Sales of Inventory (DSI)=Average Inventory/Revenue*Days in Period
=2808/5464*365 / 4
=46.89

2. Inventory Turnover measures how fast the company turns over its inventory within a year.

Amgen Inc's Inventory Turnover for the three months ended in Mar. 2017 is calculated as

3. Inventory to Revenue determines the ability of a company to manage their inventory levels. It measures the percentage of Inventories the company currently has on hand to support the current amount of Revenue.

Amgen Inc's Inventory to Revenue for the three months ended in Mar. 2017 is calculated as

* All numbers are in millions except for per share data and ratio. All numbers are in their local exchange's currency.


Be Aware

A lot of business are seasonable. It makes more sense to compare Days Inventory from the same period in the previous year instead of from the previous quarter.


Related Terms

Cost of Goods Sold, Inventory, Revenue, Inventory Turnover, Inventory to Revenue


Historical Data

* All numbers are in millions except for per share data and ratio. All numbers are in their local exchange's currency.

Amgen Inc Annual Data

Dec07Dec08Dec09Dec10Dec11Dec12Dec13Dec14Dec15Dec16
DaysInventory 286.07331.14374.86348.72303.67298.25314.33233.84219.41227.14

Amgen Inc Quarterly Data

Dec14Mar15Jun15Sep15Dec15Mar16Jun16Sep16Dec16Mar17
DaysInventory 213.35235.55220.08224.95211.55224.41227.82237.77232.02257.26
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