TTY Biopharm Co (ROCO:4105) Change In Inventory: NT$-128 Mil (TTM As of Jun. 2026)

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

ROCO:4105 TTY Biopharm Co Ltd ROCO:4105
87 GF Score
Price NT$77.50
GF Value NT$88.11
Valuation Modestly Undervalued
! 1 Warning Sign
View Full Analysis

What is TTY Biopharm Co Change In Inventory?

TTY Biopharm Co ROCO:4105 +0.13% 87 Change In Inventory is NT$-128 Mil as of Jun. 2026. GuruFocus rates ROCO:4105 with a GF Score™ of 87/100 and a GF Value™ of NT$88.11 (Modestly Undervalued). The stock has 1 warning sign investors should review.

TTY Biopharm Co's change in inventory for the quarter that ended in Jun. 2026 was NT$14 Mil. It means TTY Biopharm Co's inventory declined by NT$14 Mil from Mar. 2026 to Jun. 2026 .

TTY Biopharm Co's change in inventory for the fiscal year that ended in Dec. 2025 was NT$-119 Mil. It means TTY Biopharm Co's inventory increased by NT$119 Mil from Dec. 2024 to Dec. 2025 .

TTY Biopharm Co's Total Inventories for the quarter that ended in Jun. 2026 was NT$1,392 Mil.

Days Inventory indicates the number of days of goods in sales that a company has in the inventory. TTY Biopharm Co's Days Inventory for the quarter that ended in Jun. 2026 was 187.25.

Inventory Turnover measures how fast the company turns over its inventory within a year. TTY Biopharm Co's Inventory Turnover for the quarter that ended in Jun. 2026 was 0.49.

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. TTY Biopharm Co's Inventory-to-Revenue for the quarter that ended in Jun. 2026 was 0.85.

TTY Biopharm Co  (ROCO:4105) Change In Inventory Explanation

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

TTY Biopharm Co's Days Inventory for the quarter that ended in is calculated as:

Days Inventory=Average Total Inventories/Cost of Goods Sold*Days in Period
=1399.2725/681.902*365 / 4
=187.25

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

TTY Biopharm Co's Inventory Turnover for the quarter that ended in Jun. 2026 is calculated as

Inventory Turnover=Cost of Goods Sold / Average Total Inventories
=681.902 / 1399.2725
=0.49

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.

TTY Biopharm Co's Inventory to Revenue for the quarter that ended in Jun. 2026 is calculated as

Inventory-to-Revenue=Average Total Inventories / Revenue
=1399.2725 / 1651.664
=0.85

* 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.

TTY Biopharm Co Change In Inventory Related Terms

TTY Biopharm Co Change In Inventory Historical Data

* Premium members only.

The historical data trend for TTY Biopharm Co's Change In 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.

TTY Biopharm Co Change In Inventory Chart

TTY Biopharm Co Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Change In Inventory
Get a 7-Day Free Trial Premium Member Only Premium Member Only 155.12 -83.95 -56.75 -161.27 -119.08

TTY Biopharm Co Quarterly Data
Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26 Jun26
Change In Inventory Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only -55.48 -152.36 27.78 -17.31 14.02
ROCO:4105
87GF Score
TTY Biopharm Co Ltd ROCO:4105
Change In Inventory is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

TTY Biopharm Co Change In Inventory Calculation

Change In Inventory is the difference between last period's ending inventory and the current period's ending inventory.

Change In Inventory for the trailing twelve months (TTM) ended in Jun. 2026 adds up the quarterly data reported by the company within the most recent 12 months, which was NT$-128 Mil.

* 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.

Frequently Asked Questions Learn more about Change In Inventory →
What does a Change In Inventory of NT$-128 Mil mean?
TTY Biopharm Co (ROCO:4105) has a Change In Inventory of NT$-128 Mil as of Jun. 2026. Change in Inventory is the difference between current-period inventory and past-period inventory. View historical data for TTY Biopharm Co and its competitors.
Is TTY Biopharm Co's Change In Inventory too high?
TTY Biopharm Co's current Change In Inventory is NT$-128 Mil. Overall, TTY Biopharm Co has a GF Score™ of 87/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does TTY Biopharm Co's Change In Inventory compare to ZTS?
TTY Biopharm Co's Change In Inventory of NT$-128 Mil can be compared against companies in the Drug Manufacturers industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Change In Inventory for a Drug Manufacturers company?
A good Change In Inventory depends on the Drug Manufacturers industry context. However, Change In Inventory should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Change In Inventory mean?
A high Change In Inventory can signal that a stock is expensive relative to its fundamentals. Change in Inventory is the difference between current-period inventory and past-period inventory. View historical data for TTY Biopharm Co and its competitors. TTY Biopharm Co's current Change In Inventory is NT$-128 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is TTY Biopharm Co stock overvalued right now?
Based on GuruFocus' analysis, TTY Biopharm Co (ROCO:4105) is currently considered Modestly Undervalued. The stock's GF Value™ is NT$88.11, compared to a current price of NT$77.50 — trading 12% below its estimated fair value. The current Change In Inventory is NT$-128 Mil. TTY Biopharm Co's overall GF Score™ is 87/100 with 1 warning sign to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Change In Inventory calculated?
Change In Inventory is calculated from a company's financial statements. For TTY Biopharm Co (ROCO:4105), the current Change In Inventory is NT$-128 Mil as of Jun. 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 TTY Biopharm Co (ROCO:4105) Overvalued in 2026?

Based on GuruFocus' analysis, TTY Biopharm Co stock appears to be undervalued. The current stock price of NT$77.50 is trading 12% below its estimated GF Value™ of NT$88.11. GuruFocus considers TTY Biopharm Co to be Modestly Undervalued.

Key valuation signals for ROCO:4105:

  • Change In Inventory: NT$-128 Mil
  • GF Value™: NT$88.11 vs. price of NT$77.50 (12% below fair value)
  • GF Score™: 87/100 with 1 warning sign

No single metric tells the full story. See the ROCO:4105 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

TTY Biopharm Co Business Description

Address No. 3-1, Park Street, 3rd Floor, Nangang District, Taipei, TWN, 11503
TTY Biopharm Co Ltd is engaged in the manufacturing and marketing of pharmaceuticals and chemical drugs. The company's operating segments includes Oncology Business unit, Health Care Business unit, Intensive Care Business Unit, Healthcare Business Unit, Export and CDMO Business unit segment. It generates maximum revenue from the Oncology segment. Geographically, it derives a majority of revenue from Taiwan and also has a presence in America. Some of its products include Algitab, Alginos, Sulfin, Metacin, Cepiro, Brosym, Colimycin, Cubicin, and others.
87GF Score

Get the complete analysis for ROCO:4105

Change In Inventory is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

NT$77.50
Price
NT$88.11
GF Value