Stock Analysis on Net
Stock Analysis on Net

Align Technology Inc. (NASDAQ:ALGN)

This company has been moved to the archive! The financial data has not been updated since November 3, 2023.

Analysis of Property, Plant and Equipment

Microsoft Excel

Property, Plant and Equipment Disclosure

Align Technology Inc., balance sheet: property, plant and equipment

US$ in thousands

Microsoft Excel
Dec 31, 2022 Dec 31, 2021 Dec 31, 2020 Dec 31, 2019 Dec 31, 2018
Clinical and manufacturing equipment 583,776 452,876 372,077 309,809 236,179
Building 466,003 310,344 244,166 209,643 139,315
Leasehold improvements 64,238 61,289 63,541 53,327 77,168
Computer software and hardware 120,544 117,986 108,068 100,921 93,914
Land 58,885 58,869 34,598 26,422 17,630
Furniture, fixtures and other 102,933 71,977 50,031 44,373 33,436
Construction in progress 285,202 367,686 163,492 116,751 95,414
Property, plant and equipment, gross 1,681,581 1,441,027 1,035,973 861,246 693,056
Accumulated depreciation and impairment charges (449,726) (359,101) (301,252) (229,516) (171,727)
Property, plant and equipment, net 1,231,855 1,081,926 734,721 631,730 521,329

Based on: 10-K (reporting date: 2022-12-31), 10-K (reporting date: 2021-12-31), 10-K (reporting date: 2020-12-31), 10-K (reporting date: 2019-12-31), 10-K (reporting date: 2018-12-31).


The company has experienced a substantial expansion of its property, plant, and equipment (PP&E) base between 2018 and 2022. Gross PP&E increased from US$ 693 million to US$ 1.68 billion, while net PP&E grew from US$ 521 million to US$ 1.23 billion over the five-year period.

Operational Capacity Expansion
A consistent and significant upward trend is observed in clinical and manufacturing equipment, which grew from US$ 236 million in 2018 to US$ 583 million in 2022. Parallel growth in building assets, which rose from US$ 139 million to US$ 466 million, suggests a strategic scaling of physical production and clinical capabilities.
Capital Project Lifecycle
Construction in progress exhibited a peaked trajectory, increasing from US$ 95 million in 2018 to a high of US$ 367 million in 2021, before declining to US$ 285 million in 2022. The correlation between the 2021 peak in construction and the subsequent surge in building and equipment values in 2022 indicates the completion and capitalization of major infrastructure projects.
Asset Composition and Strategic Focus
Investment in land increased steadily from US$ 17 million in 2018 to US$ 58 million in 2022, showing stabilization in the final year. In contrast, leasehold improvements remained relatively stagnant, fluctuating between US$ 53 million and US$ 77 million, suggesting a shift in preference toward owned rather than leased facility enhancements.
Depreciation and Asset Aging
Accumulated depreciation and impairment charges grew from US$ 171 million in 2018 to US$ 449 million in 2022. This increase is proportional to the growth of the gross asset base, reflecting the ongoing systematic allocation of cost over the useful lives of the expanding infrastructure.

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Asset Age Ratios (Summary)

Align Technology Inc., asset age ratios

Microsoft Excel
Dec 31, 2022 Dec 31, 2021 Dec 31, 2020 Dec 31, 2019 Dec 31, 2018
Average age ratio 27.71% 25.98% 30.08% 27.49% 25.42%
Estimated total useful life (years) 15 15 13 11 12
Estimated age, time elapsed since purchase (years) 4 4 4 3 3
Estimated remaining life (years) 11 11 9 8 9

Based on: 10-K (reporting date: 2022-12-31), 10-K (reporting date: 2021-12-31), 10-K (reporting date: 2020-12-31), 10-K (reporting date: 2019-12-31), 10-K (reporting date: 2018-12-31).


The analysis of asset age metrics from 2018 to 2022 indicates a stable asset base with a notable strategic shift in the estimated longevity of property, plant, and equipment beginning in 2021.

Average Age Ratio Trends
The average age ratio exhibited a steady increase from 25.42% in 2018 to a peak of 30.08% in 2020. A subsequent decrease to 25.98% in 2021, followed by a slight increase to 27.71% in 2022, suggests a period of asset maturation followed by a refresh of the asset base or a revision in depreciation assumptions.
Asset Life Cycle and Age
The estimated total useful life of assets showed a general upward trajectory, increasing from 12 years in 2018 to 15 years by 2021 and 2022. During this same period, the estimated age of the assets remained remarkably consistent, shifting only from 3 years to 4 years. This stability indicates a disciplined replacement cycle that effectively prevents the asset base from aging excessively.
Remaining Asset Utility
The estimated remaining life of assets expanded from 9 years in 2018 to 11 years in 2021 and 2022. This increase in remaining utility is directly correlated with the expansion of the total estimated useful life, implying that the current infrastructure is positioned for sustained operational use over a longer horizon.

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Average Age

Microsoft Excel
Dec 31, 2022 Dec 31, 2021 Dec 31, 2020 Dec 31, 2019 Dec 31, 2018
Selected Financial Data (US$ in thousands)
Accumulated depreciation and impairment charges 449,726 359,101 301,252 229,516 171,727
Property, plant and equipment, gross 1,681,581 1,441,027 1,035,973 861,246 693,056
Land 58,885 58,869 34,598 26,422 17,630
Asset Age Ratio
Average age1 27.71% 25.98% 30.08% 27.49% 25.42%

Based on: 10-K (reporting date: 2022-12-31), 10-K (reporting date: 2021-12-31), 10-K (reporting date: 2020-12-31), 10-K (reporting date: 2019-12-31), 10-K (reporting date: 2018-12-31).

2022 Calculations

1 Average age = 100 × Accumulated depreciation and impairment charges ÷ (Property, plant and equipment, gross – Land)
= 100 × 449,726 ÷ (1,681,581 – 58,885) = 27.71%


The asset base exhibits a consistent growth trajectory, with gross property, plant, and equipment increasing from 693 million USD in 2018 to approximately 1.68 billion USD by 2022. This expansion is accompanied by a steady rise in accumulated depreciation and impairment charges, which grew from 171.7 million USD to 449.7 million USD over the same five-year period.

Gross Asset Expansion
A sustained upward trend in gross property, plant, and equipment is observed, with the total value more than doubling between 2018 and 2022. This indicates a continuous commitment to scaling physical infrastructure and operational capacity.
Average Age Ratio Dynamics
The average age ratio experienced a gradual increase from 25.42% in 2018 to a peak of 30.08% in 2020. This trend suggests that during this three-year window, the rate of depreciation accumulation outpaced the addition of new assets relative to the total asset base.
Capital Expenditure Impact in 2021
A notable decline in the average age ratio is observed in 2021, falling to 25.98%. This shift correlates with a substantial increase in gross property, plant, and equipment, which grew from 1.04 billion USD to 1.44 billion USD in a single year. The influx of new, undepreciated assets effectively lowered the average age of the total asset portfolio.
Asset Age Stabilization
In 2022, the average age ratio rose slightly to 27.71%. Although gross property, plant, and equipment continued to expand to 1.68 billion USD, the slight increase in the ratio reflects the standard aging process and depreciation of the asset base following the heavy investment cycle of the previous year.

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Estimated Total Useful Life

Microsoft Excel
Dec 31, 2022 Dec 31, 2021 Dec 31, 2020 Dec 31, 2019 Dec 31, 2018
Selected Financial Data (US$ in thousands)
Property, plant and equipment, gross 1,681,581 1,441,027 1,035,973 861,246 693,056
Land 58,885 58,869 34,598 26,422 17,630
Depreciation expense 109,800 92,100 80,100 79,000 54,700
Asset Age Ratio (Years)
Estimated total useful life1 15 15 13 11 12

Based on: 10-K (reporting date: 2022-12-31), 10-K (reporting date: 2021-12-31), 10-K (reporting date: 2020-12-31), 10-K (reporting date: 2019-12-31), 10-K (reporting date: 2018-12-31).

2022 Calculations

1 Estimated total useful life = (Property, plant and equipment, gross – Land) ÷ Depreciation expense
= (1,681,581 – 58,885) ÷ 109,800 = 15


Between 2018 and 2022, a consistent expansion of the asset base is observed, characterized by a significant increase in gross property, plant, and equipment. Total gross assets grew from 693.1 million US dollars to 1.68 billion US dollars, representing a substantial scale-up in capital investment over the five-year period.

Capital Expenditure and Asset Composition
Gross property, plant, and equipment demonstrated a steady upward trajectory, more than doubling over the analyzed period. Land holdings followed a similar growth pattern, increasing from 17.6 million US dollars in 2018 to 58.9 million US dollars by 2022, although this growth plateaued between 2021 and 2022.
Depreciation Trends
Annual depreciation expenses rose from 54.7 million US dollars in 2018 to 109.8 million US dollars in 2022. This increase is directly correlated with the growth in the gross asset base, as more equipment and facilities were brought into service.
Estimated Useful Life Adjustments
The estimated total useful life of assets showed a general upward trend, moving from 12 years in 2018 to 15 years by 2022, despite a brief dip to 11 years in 2019. The extension of the useful life to 15 years suggests a strategic shift in how assets are amortized, which typically results in a lower annual depreciation charge per asset unit compared to shorter life estimates.
Interaction Between Asset Growth and Useful Life
The simultaneous increase in both gross property, plant, and equipment and the estimated useful life indicates that while the company is investing heavily in new assets, it is also extending the period over which those assets are depreciated. This combination suggests an effort to balance aggressive capacity expansion with the management of annual depreciation expenses on the income statement.

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Estimated Age, Time Elapsed since Purchase

Microsoft Excel
Dec 31, 2022 Dec 31, 2021 Dec 31, 2020 Dec 31, 2019 Dec 31, 2018
Selected Financial Data (US$ in thousands)
Accumulated depreciation and impairment charges 449,726 359,101 301,252 229,516 171,727
Depreciation expense 109,800 92,100 80,100 79,000 54,700
Asset Age Ratio (Years)
Time elapsed since purchase1 4 4 4 3 3

Based on: 10-K (reporting date: 2022-12-31), 10-K (reporting date: 2021-12-31), 10-K (reporting date: 2020-12-31), 10-K (reporting date: 2019-12-31), 10-K (reporting date: 2018-12-31).

2022 Calculations

1 Time elapsed since purchase = Accumulated depreciation and impairment charges ÷ Depreciation expense
= 449,726 ÷ 109,800 = 4


The financial trajectory from 2018 to 2022 indicates a sustained expansion of the asset base and a consistent increase in the utilization of depreciable property, plant, and equipment. There is a clear upward trend in both the total accumulated depreciation and the annual depreciation charges, reflecting a significant growth in capital investment over the period.

Accumulated Depreciation and Impairment Charges
A substantial increase is observed in accumulated depreciation, which rose from 171,727 thousand US dollars in 2018 to 449,726 thousand US dollars by 2022. This represents a growth of approximately 162%, signifying a continuous accumulation of asset usage and an expanding volume of capitalized assets being written off over their useful lives.
Annual Depreciation Expense
The annual depreciation expense demonstrates a steady upward trend, increasing from 54,700 thousand US dollars in 2018 to 109,800 thousand US dollars in 2022. The fact that the annual expense roughly doubled over five years suggests that the company has consistently added new fixed assets to its operations, increasing the base upon which annual depreciation is calculated.
Asset Age and Replacement Cycle
The time elapsed since purchase remained relatively low and stable, moving from 3 years in 2018 and 2019 to 4 years from 2020 through 2022. This indicates a strategic asset refreshment cycle; despite the increase in total accumulated depreciation, the average age of the assets has not climbed significantly. This pattern suggests that older assets are being retired and replaced with new equipment at a rate that maintains a relatively young asset profile.

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Estimated Remaining Life

Microsoft Excel
Dec 31, 2022 Dec 31, 2021 Dec 31, 2020 Dec 31, 2019 Dec 31, 2018
Selected Financial Data (US$ in thousands)
Property, plant and equipment, net 1,231,855 1,081,926 734,721 631,730 521,329
Land 58,885 58,869 34,598 26,422 17,630
Depreciation expense 109,800 92,100 80,100 79,000 54,700
Asset Age Ratio (Years)
Estimated remaining life1 11 11 9 8 9

Based on: 10-K (reporting date: 2022-12-31), 10-K (reporting date: 2021-12-31), 10-K (reporting date: 2020-12-31), 10-K (reporting date: 2019-12-31), 10-K (reporting date: 2018-12-31).

2022 Calculations

1 Estimated remaining life = (Property, plant and equipment, net – Land) ÷ Depreciation expense
= (1,231,855 – 58,885) ÷ 109,800 = 11


The organization demonstrated a consistent upward trajectory in its net property, plant, and equipment (PP&E) from 2018 to 2022, with the value increasing from $521.3 million to $1.23 billion. This growth reflects a sustained period of capital investment and expansion of the physical asset base.

Capital Investment and Land Acquisition
Net PP&E grew steadily each year, with a significant acceleration occurring between 2020 and 2021, during which the asset value increased by approximately 47%. Land holdings mirrored this expansion, rising from $17.6 million in 2018 to $58.9 million in 2021, before plateauing in 2022.
Depreciation Expense Trends
Depreciation expenses followed a general upward trend, increasing from $54.7 million in 2018 to $109.8 million in 2022. This rise is commensurate with the growth in the total volume of depreciable assets held by the company.
Estimated Remaining Asset Life
The estimated remaining life of assets experienced slight fluctuations between 2018 and 2020, ranging from 8 to 9 years, before increasing and stabilizing at 11 years for the 2021 and 2022 periods. The extension of the estimated remaining life suggests the acquisition of newer assets with longer useful lives or a revision in accounting estimates to better reflect the actual durability and utility of the equipment.
Operational Insights
The simultaneous increase in net PP&E and the extension of the estimated remaining life indicates a strategic shift toward more long-term, durable capital infrastructure. This combination allows the company to expand its operational capacity while distributing the cost of new investments over a longer temporal horizon.

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