Align Technology Inc
ALGN- Exchange
- Nasdaq
- Industry
- Orthopedic, Prosthetic & Surgical Appliances & Supplies
- SEC CIK
- 0001097149
No open-market purchases or sales by Align Technology Inc insiders were filed in the last 90 days; 676 institutions reported holding it in 13F filings for Q2 2026, worth $12.2B in total; ARK Invest is the only superinvestor holding it.
Holders of 5% or more of ALGN
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Align Technology Inc, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Vanguard Capital Management LLC | 13G | 6.94%4.98M shares | New | Apr 29, 20261 filing | Apr 29, 2026 | SEC |
| Capital World Investors | 13G | 5.90%4.22M shares | New | May 14, 20261 filing | May 14, 2026 | SEC |
| BlackRock, Inc. | 13G/A | 5.70%4.11M shares | −1.30 ppfrom 7.00% | Apr 17, 20252 filings | Jan 21, 2026 | SEC |
| Capital International Investors | 13G/A | 5.50%3.91M shares | −1.30 ppfrom 6.80% | Feb 13, 20262 filings | May 14, 2026 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
8 Schedule 13D and 13G filings on Align Technology Inc, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Aug 12, 20265:40 PM ET | Capital World Investors | 13G/A | 5.00%3.57M shares | −0.90 ppfrom 5.90% | Jun 30, 2026 | SEC |
| Aug 12, 20264:30 PM ET | Gund G Zacharyand 6 others | 13G/A | 2.60%1.88M shares | −0.10 ppfrom 2.70%Below 5% | Jun 30, 2026 | SEC |
| Aug 6, 202610:14 AM ET | FMR LLCand 1 other | 13G | 5.70%4.06M shares | New | Jun 30, 2026 | SEC |
| May 14, 20261:55 PM ET | Capital World Investors | 13G | 5.90%4.22M shares | New | Mar 31, 2026 | SEC |
| May 14, 202612:52 PM ET | Capital International Investors | 13G/A | 5.50%3.91M shares | −1.30 ppfrom 6.80% | Mar 31, 2026 | SEC |
| Apr 29, 20264:42 PM ET | Vanguard Capital Management LLC | 13G | 6.94%4.98M shares | New | Mar 31, 2026 | SEC |
| Mar 26, 20263:25 PM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | –Below 5% | Mar 13, 2026 | SEC |
| Feb 13, 20264:29 PM ET | Capital International Investors | 13G | 6.80%4.88M shares | New | Dec 31, 2025 | SEC |
| Jan 21, 202612:30 PM ET | BlackRock, Inc. | 13G/A | 5.70%4.11M shares | −1.30 ppfrom 7.00% | Dec 31, 2025 | SEC |
| Apr 17, 20259:35 AM ET | BlackRock, Inc. | 13G/A | 7.00%5.14M shares | – | Mar 31, 2025 | SEC |
| Jan 27, 20254:15 PM ET | Gund G Zacharyand 5 others | 13G | 2.70%2.03M shares | NewBelow 5% | Dec 31, 2024 | SEC |
| Feb 16, 2021 | Edgewood Management LLC | 13G/AOld format | – | – | – | SEC |
| Feb 11, 2021 | Gund Gordon | 13G/AOld format | – | – | – | SEC |
| Feb 10, 2021 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Align Technology Inc shares.
No Form 144 notices for Align Technology Inc are on file.