Massivemarkets

ALGN

Align Technology Inc

Nasdaq · usd

$154.51-1.00 (-0.64%)
At close · 15-minute delayed
$153.95-0.56 (-0.36%)
As of 7:30:04 PM EDT on Oct 23, 2026 · After hours

Align Technology Inc (ALGN) trades at $154.51 (-0.64%) as of 7:30:04 PM EDT on Oct 23, 2026, +6.10% over the past month. Market cap is $11.05B, with 4.3 days to cover in short interest.

Stock performance

How Align Technology Inc (ALGN) stock has performed from one day to one year, with its 52-week range.

-0.48%
-$0.74 over 1D
$153.00$153.81$154.62$155.429:25 AM11:05 AM12:45 PM2:25 PM8:00 PM$153.95
1D
-0.64%
1W
+4.89%
1M
+6.10%
YTD
-1.05%
1Y
+13.90%
52-wk range
$130.23 – $200.44

Key statistics

Today's trading snapshot for ALGN: day range, open, previous close, volume and market cap.

Day range
$152.70 – $155.80
Open
$154.79
Prev close
$155.51
Volume
897.43K
Market cap
$11.05B
Shares out
71.62M

Valuation and profitability ratios: P/E, P/S, ROE

Valuation and profitability ratios for Align Technology Inc: P/E, P/S, P/B, ROE and more.

P/E
26.71
P/S
2.67
P/B
2.61
P/FCF
17.44
ROE
9.8%
ROA
6.4%
Debt/Equity
0.00
Div yield
0.00%

As of Oct 22, 2026

8-K filings

Material corporate events Align Technology Inc has disclosed to the SEC on Form 8-K.

  • Board of directorsAug 31, 2026

    On August 27, 2026, Andrea L. Saia notified the Board that she will resign as a member of the Board effective September 23, 2026. Ms. Saia's decision to resign from the Board is not because of any disagreement with the Company on any matter relating to the Company's operations, policies or practices, nor was she removed for cause.

  • Executive leadershipJul 9, 2026

    Julie Coletti, Executive Vice President, Chief Legal and Regulatory Officer of Align Technology, Inc. (the "Company"), resigned from the Company in order to join Illumina, Inc. as Chief Legal Officer. Her resignation is effective August 1, 2026.

  • Board of directorsJun 22, 2026

    On June 17, 2026, C. Raymond Larkin, Jr. notified the Board of Directors (the "Board") of Align Technology, Inc. (the "Company") that he will retire as Chairman of the Board effective July 1, 2026, and as a member of the Board effective December 31, 2026. Mr. Larkin's decision to resign from the Board effective December 31, 2026 is not because of any disagreement with the Company on any matter relating to the Company's operations, policies or practices, nor was he removed for cause.

  • Shareholder meetingsMay 20, 2026

    On May 20, 2026, Align Technology, Inc. (the "Company") held its 2026 Annual Meeting of Stockholders (the "Annual Meeting"). The voting results for each item of business presented at the Annual Meeting, as certified by the Company's inspector of elections, are set forth below: Proposal 1: Election of the ten director nominees named below at the Annual Meeting, each to serve for a one-year term or until a successor is elected and qualified or appointed.

  • Shareholder returnsMay 1, 2026

    Align Technology, Inc. announced that it is planning to repurchase $200.0 million of the Company's common stock through open market repurchases under the Company's $1.0 billion stock repurchase program that was approved by the Company's Board of Directors in April 2025.

ALGN short interest

How heavily ALGN is shorted: shares short, days to cover and average daily volume.

Days to cover
4.3
Short interest
4.2M
Avg volume
976.62K

As of · reported to FINRA twice monthly.

ALGN news

The latest news and headlines about Align Technology Inc (ALGN).

Frequently asked questions

What is the Align Technology Inc (ALGN) stock price today?

Align Technology Inc (ALGN) is trading at $154.51 (-0.64% on the day) as of 7:30:04 PM EDT on Oct 23, 2026. Prices are delayed at least 15 minutes; real-time quotes are available from the Massive API.

What is Align Technology Inc?

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.

What is the short interest in ALGN?

As of Sep 30, 2026, ALGN has 4.2M shares short and 4.3 days to cover.

What exchange is ALGN listed on?

Align Technology Inc (ALGN) trades on Nasdaq in USD, in the ORTHOPEDIC, PROSTHETIC & SURGICAL APPLIANCES & SUPPLIES industry.

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