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Union Plastic PCLBKK:UP 66 Days Inventory is 22.64 as of Mar. 2026, which is 6% below its 10-year median of 23.96. GuruFocus rates BKK:UP with a GF Score™ of 66/100 and a GF Value™ of ฿16.77 (Significantly Overvalued). The stock has 4 warning signs investors should review. Among 1,290 Vehicles & Parts companies, Union Plastic PCL ranks better than 95.58% on this metric.
The historical rank and industry rank for Union Plastic PCL's Days Inventory or its related term are showing as below:
BKK:UP'
s Days Inventory Range Over the Past 10 Years
Min: 19.91 Med: 23.96 Max: 33.57
Current: 21.7
During the past 13 years, Union Plastic PCL's highest Days Inventory was 33.57. The lowest was 19.91. And the median was 23.96.
BKK:UP's Days Inventory is ranked better than 95.58% of 1290
companies
in the Vehicles & Parts industry
Industry Median: 80.33
vs BKK:UP: 21.70
Union Plastic PCL's Days Inventory
increased
from Mar. 2025 (21.74) to Mar. 2026 (22.64).
It might indicate that Union Plastic PCL's sales slowed down.
Inventory Turnover measures how fast the company turns over its inventory within a year.
Union Plastic PCL's Inventory Turnover for the
three
months ended in Mar. 2026 was 4.03.
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.
Union Plastic PCL's Inventory-to-Revenue for the
three
months ended in Mar. 2026 was 0.23.
Union Plastic PCL (BKK:UP) Days Inventory Explanation
Days Inventory indicates the liquidity of the inventory. Generally, a lower Days Inventory is preferred as it indicates a shorter duration to clear off the inventory. An increase of the ratio may indicate the company's sales slowed. Similar ratios related to Days Inventory are:
1. Inventory Turnover measures how fast the company turns over its inventory within a year.
Union Plastic PCL's Inventory Turnover for the
three
months ended in Mar. 2026 is calculated as
2. 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.
Union Plastic PCL's Inventory to Revenue for the
three
months ended in Mar. 2026 is calculated as
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange 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.
Union Plastic PCL Days Inventory Related Terms
Union Plastic PCL Days Inventory Historical Data
* Premium members only.
The historical data trend for Union Plastic PCL's Days Inventory can be seen below:
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
For the Auto Parts subindustry, Union Plastic PCL's Days Inventory, along with its competitors' market caps and Days Inventory data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
Union Plastic PCL Days Inventory vs Vehicles & Parts Industry
For the Vehicles & Parts industry and Consumer Cyclical sector, Union Plastic PCL's Days Inventory distribution charts can be found below:
* The bar in red indicates where Union Plastic PCL's Days Inventory falls into.
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
Union Plastic PCL (BKK:UP) has a Days Inventory of 22.64 as of Mar. 2026. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Union Plastic PCL and its competitors. This is near median its historical median of 23.96. Over the past decade, Union Plastic PCL's Days Inventory has ranged from 19.91 to 33.57. According to the industry distribution chart, Union Plastic PCL ranks #57 out of 1290 companies in the Vehicles & Parts industry, placing it in the top 4.4%.
Is Union Plastic PCL's Days Inventory too high?
Union Plastic PCL's current Days Inventory of 22.64 is near median its 10-year median of 23.96. Over the past 10 years, this metric has ranged from a low of 19.91 to a high of 33.57. The Vehicles & Parts industry median Days Inventory is 80.33. Union Plastic PCL's value of 22.64 is 71.8% below this industry median. Based on the distribution chart, Union Plastic PCL ranks #57 out of 1290 companies in the Vehicles & Parts industry, which is in the top quartile — a strong position relative to peers. Overall, Union Plastic PCL has a GF Score™ of 66/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Union Plastic PCL's Days Inventory compare to ORLY and AZO?
According to the Vehicles & Parts industry distribution chart, Union Plastic PCL ranks #57 out of 1290 companies for Days Inventory. This places Union Plastic PCL in the top 4% of its industry — outperforming the majority of peers. The industry median Days Inventory is 80.33. Union Plastic PCL's value of 22.64 is 71.8% below this benchmark. Historically, Union Plastic PCL's own Days Inventory has ranged from 19.91 to 33.57 over the past decade. While the company's 10-year median is 23.96 vs. the industry median of 80.33, Union Plastic PCL has consistently been below the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Days Inventory for a Vehicles & Parts company?
The median Days Inventory among Vehicles & Parts companies is 80.33, based on 1,290 companies in the industry. Companies in the top quartile (top 25%) have a Days Inventory significantly above this median, while those in the bottom quartile fall well below. However, Days Inventory should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Union Plastic PCL's current Days Inventory of 22.64 is 71.8% below the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Days Inventory mean?
A high Days Inventory can signal that a stock is expensive relative to its fundamentals. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Union Plastic PCL and its competitors. For the Vehicles & Parts industry, the median Days Inventory is 80.33 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Union Plastic PCL's current Days Inventory is 22.64, which is near median its own 10-year median of 23.96. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Union Plastic PCL stock overvalued right now?
Based on GuruFocus' analysis, Union Plastic PCL (BKK:UP) is currently considered Significantly Overvalued. The stock's GF Value™ is ฿16.77, compared to a current price of ฿23.60 — trading 40.7% above its estimated fair value. The current Days Inventory is 22.64, which is near median its 10-year median of 23.96 and 71.8% below the Vehicles & Parts industry median of 80.33. Union Plastic PCL's overall GF Score™ is 66/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Days Inventory calculated?
Days Inventory is calculated from a company's financial statements. For Union Plastic PCL (BKK:UP), the current Days Inventory is 22.64 as of Mar. 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
Is Union Plastic PCL (BKK:UP) Overvalued in 2026?
Based on GuruFocus' analysis, Union Plastic PCL stock appears to be overvalued.
The current stock price of ฿23.60 is trading 40.7% above its estimated GF Value™ of ฿16.77.
GuruFocus considers Union Plastic PCL to be Significantly Overvalued.
Key valuation signals for BKK:UP:
Days Inventory: 22.64 (near median its 10-year median of 23.96)
GF Value™: ฿16.77 vs. price of ฿23.60 (40.7% above fair value)
Industry Position: 71.8% below the Vehicles & Parts median (#57 of 1290)
No single metric tells the full story. See the BKK:UP stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Union Plastic PCL is engaged in the manufacturing and distribution of thermoplastics. The company is also involved in the contract manufacture and repair of molds. The reportable segments of company are Manufacture and distribution of thermoplastics and Contract manufacture and repair of molds. The group generates a majority of its revenue from the manufacture and distribution of thermoplastics business.
66GF Score
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