Align TechnologyXTER:AFW 89 Days Inventory is 65.91 as of Mar. 2026, which is 1% above its 10-year median of 65.48. GuruFocus rates XTER:AFW with a GF Score™ of 89/100 and a GF Value™ of €197.07 (Modestly Undervalued). The stock has 3 warning signs investors should review. Among 786 Medical Devices & Instruments companies, Align Technology ranks better than 91.73% on this metric.
The historical rank and industry rank for Align Technology's Days Inventory or its related term are showing as below:
XTER:AFW'
s Days Inventory Range Over the Past 10 Years
Min: 30.11 Med: 65.48 Max: 100.4
Current: 63.74
During the past 13 years, Align Technology's highest Days Inventory was 100.40. The lowest was 30.11. And the median was 65.48.
XTER:AFW's Days Inventory is ranked better than 91.73% of 786
companies
in the Medical Devices & Instruments industry
Industry Median: 179.785
vs XTER:AFW: 63.74
Align Technology's Days Inventory
declined
from Mar. 2025 (77.64) to Mar. 2026 (65.91).
Inventory Turnover measures how fast the company turns over its inventory within a year.
Align Technology's Inventory Turnover for the
three
months ended in Mar. 2026 was 1.38.
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.
Align Technology's Inventory-to-Revenue for the
three
months ended in Mar. 2026 was 0.21.
Align Technology (XTER:AFW) 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.
Align Technology'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.
Align Technology'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.
Align Technology Days Inventory Related Terms
Align Technology Days Inventory Historical Data
* Premium members only.
The historical data trend for Align Technology'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.
XTER:AFW vs SOLV, COO, BAX: Days Inventory Comparison
For the Medical Instruments & Supplies subindustry, Align Technology'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.
Align Technology Days Inventory vs Medical Devices & Instruments Industry
For the Medical Devices & Instruments industry and Healthcare sector, Align Technology's Days Inventory distribution charts can be found below:
* The bar in red indicates where Align Technology'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.
Align Technology (XTER:AFW) has a Days Inventory of 65.91 as of Mar. 2026. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Align Technology and its competitors. This is near median its historical median of 65.48. Over the past decade, Align Technology's Days Inventory has ranged from 30.11 to 100.40. According to the industry distribution chart, Align Technology ranks #65 out of 786 companies in the Medical Devices & Instruments industry, placing it in the top 8.3%.
Is Align Technology's Days Inventory too high?
Align Technology's current Days Inventory of 65.91 is near median its 10-year median of 65.48. Over the past 10 years, this metric has ranged from a low of 30.11 to a high of 100.40. The Medical Devices & Instruments industry median Days Inventory is 179.79. Align Technology's value of 65.91 is 63.3% below this industry median. Based on the distribution chart, Align Technology ranks #65 out of 786 companies in the Medical Devices & Instruments industry, which is in the top quartile — a strong position relative to peers. Overall, Align Technology has a GF Score™ of 89/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Align Technology's Days Inventory compare to SOLV and COO?
According to the Medical Devices & Instruments industry distribution chart, Align Technology ranks #65 out of 786 companies for Days Inventory. This places Align Technology in the top 8% of its industry — outperforming the majority of peers. The industry median Days Inventory is 179.79. Align Technology's value of 65.91 is 63.3% below this benchmark. Historically, Align Technology's own Days Inventory has ranged from 30.11 to 100.40 over the past decade. While the company's 10-year median is 65.48 vs. the industry median of 179.79, Align Technology 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 Medical Devices & Instruments company?
The median Days Inventory among Medical Devices & Instruments companies is 179.79, based on 786 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. Align Technology's current Days Inventory of 65.91 is 63.3% 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 Align Technology and its competitors. For the Medical Devices & Instruments industry, the median Days Inventory is 179.79 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Align Technology's current Days Inventory is 65.91, which is near median its own 10-year median of 65.48. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Align Technology stock overvalued right now?
Based on GuruFocus' analysis, Align Technology (XTER:AFW) is currently considered Modestly Undervalued. The stock's GF Value™ is €197.07, compared to a current price of €149.05 — trading 24.4% below its estimated fair value. The current Days Inventory is 65.91, which is near median its 10-year median of 65.48 and 63.3% below the Medical Devices & Instruments industry median of 179.79. Align Technology's overall GF Score™ is 89/100 with 3 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 Align Technology (XTER:AFW), the current Days Inventory is 65.91 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 Align Technology (XTER:AFW) Overvalued in 2026?
Based on GuruFocus' analysis, Align Technology stock appears to be undervalued.
The current stock price of €149.05 is trading 24.4% below its estimated GF Value™ of €197.07.
GuruFocus considers Align Technology to be Modestly Undervalued.
Key valuation signals for XTER:AFW:
Days Inventory: 65.91 (near median its 10-year median of 65.48)
GF Value™: €197.07 vs. price of €149.05 (24.4% below fair value)
Industry Position: 63.3% below the Medical Devices & Instruments median (#65 of 786)
No single metric tells the full story. See the XTER:AFW stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Align Technology is the leading manufacturer of clear aligners. Invisalign, its main product, was approved by the Food and Drug Administration in 1998 and has since dominated, controlling over 90% of the market. Invisalign can treat roughly 90% of all malocclusion cases (misaligned teeth), and there are over 230,000 Invisalign-trained dentists and orthodontists. In 2022, Invisalign treated over 2 million cases, or roughly 10% of all orthodontic cases for the year, and it has treated over 14 million patients since its launch. Align also sells intraoral scanners under the brand iTero, which captures digital impressions of patients' teeth and illustrates treatment plans. Over 85% of Invisalign cases are submitted by digital scans, and iTero scans make up over half of these scans.
89GF Score
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