BUKS (Butler National) Change In Inventory: $-2.19 Mil (TTM As of Apr. 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.

BUKS Butler National Corp BUKS
74 GF Score
Price $4.25
GF Value $1.89
Valuation Significantly Overvalued
! 4 Warning Signs
View Full Analysis

What is Butler National Change In Inventory?

Butler National BUKS -3.85% 74 Change In Inventory is $-2.19 Mil as of Apr. 2026. GuruFocus rates BUKS with a GF Score™ of 74/100 and a GF Value™ of $1.89 (Significantly Overvalued). The stock has 4 warning signs investors should review.

Butler National's change in inventory for the quarter that ended in Apr. 2026 was $-1.01 Mil. It means Butler National's inventory increased by $1.01 Mil from Jan. 2026 to Apr. 2026 .

Butler National's change in inventory for the fiscal year that ended in Apr. 2026 was $-2.19 Mil. It means Butler National's inventory increased by $2.19 Mil from Apr. 2025 to Apr. 2026 .

Butler National's Total Inventories for the quarter that ended in Apr. 2026 was $13.12 Mil.

Days Inventory indicates the number of days of goods in sales that a company has in the inventory. Butler National's Days Inventory for the quarter that ended in Apr. 2026 was 85.06.

Inventory Turnover measures how fast the company turns over its inventory within a year. Butler National's Inventory Turnover for the quarter that ended in Apr. 2026 was 1.07.

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. Butler National's Inventory-to-Revenue for the quarter that ended in Apr. 2026 was 0.46.


Butler National  (OTCPK:BUKS) Change In Inventory Explanation

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

Butler National's Days Inventory for the quarter that ended in is calculated as:

Days Inventory=Average Total Inventories/Cost of Goods Sold*Days in Period
=12.609/13.526*365 / 4
=85.06

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

Butler National's Inventory Turnover for the quarter that ended in Apr. 2026 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.

Butler National's Inventory to Revenue for the quarter that ended in Apr. 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.


Butler National Change In Inventory Related Terms


Butler National Change In Inventory Historical Data

* Premium members only.

The historical data trend for Butler National'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.

Butler National Change In Inventory Chart

Butler National Annual Data
Trend Apr17 Apr18 Apr19 Apr20 Apr21 Apr22 Apr23 Apr24 Apr25 Apr26
Change In Inventory
Get a 7-Day Free Trial Premium Member Only Premium Member Only -0.30 -0.08 -1.05 -1.40 -2.19

Butler National Quarterly Data
Jul21 Oct21 Jan22 Apr22 Jul22 Oct22 Jan23 Apr23 Jul23 Oct23 Jan24 Apr24 Jul24 Oct24 Jan25 Apr25 Jul25 Oct25 Jan26 Apr26
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 -0.56 0.40 -0.94 -0.64 -1.01
BUKS
74GF Score
Butler National Corp BUKS
Change In Inventory is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Butler National 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 Apr. 2026 adds up the quarterly data reported by the company within the most recent 12 months, which was $-2.19 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 $-2.19 Mil mean?
Butler National (BUKS) has a Change In Inventory of $-2.19 Mil as of Apr. 2026. Change in Inventory is the difference between current-period inventory and past-period inventory. View historical data for Butler National and its competitors.
Is Butler National's Change In Inventory too high?
Butler National's current Change In Inventory is $-2.19 Mil. Overall, Butler National has a GF Score™ of 74/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Butler National's Change In Inventory compare to SPCE and MRLN?
Butler National's Change In Inventory of $-2.19 Mil can be compared against companies in the Aerospace & Defense 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 an Aerospace & Defense company?
A good Change In Inventory depends on the Aerospace & Defense 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 Butler National and its competitors. Butler National's current Change In Inventory is $-2.19 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Butler National stock overvalued right now?
Based on GuruFocus' analysis, Butler National (BUKS) is currently considered Significantly Overvalued. The stock's GF Value™ is $1.89, compared to a current price of $4.25 — trading 124.9% above its estimated fair value. The current Change In Inventory is $-2.19 Mil. Butler National's overall GF Score™ is 74/100 with 4 warning signs 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 Butler National (BUKS), the current Change In Inventory is $-2.19 Mil as of Apr. 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 Butler National (BUKS) Overvalued in 2026?

Based on GuruFocus' analysis, Butler National stock appears to be overvalued. The current stock price of $4.25 is trading 124.9% above its estimated GF Value™ of $1.89. GuruFocus considers Butler National to be Significantly Overvalued.

Key valuation signals for BUKS:

  • Change In Inventory: $-2.19 Mil
  • GF Value™: $1.89 vs. price of $4.25 (124.9% above fair value)
  • GF Score™: 74/100 with 4 warning signs

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


Butler National Business Description

Address One Aero Plaza, New Century, KS, USA, 66031
Butler National Corp is involved in the design, engineering, manufacturing, selling, integrating, installing, repairing, modifying, overhauling, servicing, and distributing portfolio of aerostructures, aircraft components, avionics, accessories, subassemblies, and systems (Aerospace Products). The group serves the aviation industry, including owners of aircraft and contractors involved with private, commercial, business, and government aircraft operations. It also serves commercial weapon manufacturers and suppliers to governments and their agencies. The company has two operating segments: Professional Services and Aerospace Products. Its main source of revenue comes from the Aerospace Products segment. It operates in North America, Europe, Asia, Australia, and other geographical regions.
74GF Score

Get the complete analysis for BUKS

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

$4.25
Price
$1.89
GF Value