ALGN options flow: unusual options activity in Align Technology Inc.
Updated 28 September 2026, 09:54 ET
Over the last week the tape recorded 11 unusual options prints in Align Technology Inc. (ALGN), $4.3M of tracked premium, leaning firmly bearish. Bullish premium was $345K against $4.0M bearish; $4.3M went into calls and $0 into puts, a put call ratio of 0.00. The largest print was $3.9M of ALGN 18 Dec 2026 $165 calls on 23 September 2026, executed at bid. The last session with prints, 25 September 2026, added 1 print and $59K of premium. ALGN closed at $146.78 on 25 September 2026, up 0.8%.
This week's unusual flow
Prints from 21 September 2026 to 25 September 2026, 4 sessions. Delayed tier: every print is shown twenty minutes after it executed, and the page is rebuilt after each session.
Net premium is bullish minus bearish premium. The put call ratio is put premium divided by call premium, weighted by money rather than by contract count. Sweeps is the share of prints executed across several exchanges at once. Read the guide: Reading the Pulse.
Largest prints of the week
| Date | Contract | Type | Size | Open int. | Premium | Execution | Sentiment | Tier |
|---|---|---|---|---|---|---|---|---|
| 23 Sep 2026 | ALGN 18 Dec 2026 $165 calls | Trade | 5,000 | 35 | $3.9M | At bid | Bearish | Whale |
| 21 Sep 2026 | ALGN 15 Jan 2027 $120 calls | Sweep | 28 | 54 | $94K | At ask | Bullish | High conviction |
| 21 Sep 2026 | ALGN 15 Jan 2027 $120 calls | Sweep | 22 | 54 | $75K | At ask | Bullish | Notable |
| 25 Sep 2026 | ALGN 16 Oct 2026 $146 calls | Sweep | 95 | 0 | $59K | At bid | Bearish | Notable |
| 23 Sep 2026 | ALGN 18 Dec 2026 $145 calls | Sweep | 34 | 9 | $56K | At bid | Bearish | High conviction |
| 21 Sep 2026 | ALGN 15 Jan 2027 $120 calls | Trade | 15 | 54 | $51K | At ask | Bullish | |
| 22 Sep 2026 | ALGN 16 Oct 2026 $150 calls | Trade | 48 | 505 | $36K | At bid | Bearish | |
| 22 Sep 2026 | ALGN 15 Jan 2027 $120 calls | Trade | 10 | 127 | $35K | At ask | Bullish | |
| 22 Sep 2026 | ALGN 17 Sep 2027 $150 calls | Trade | 10 | 8 | $32K | At ask | Bullish | Notable |
| 22 Sep 2026 | ALGN 15 Jan 2027 $120 calls | Trade | 9 | 127 | $31K | At ask | Bullish | |
| 22 Sep 2026 | ALGN 16 Oct 2026 $150 calls | Sweep | 38 | 505 | $28K | At ask | Bullish | Notable |
Size above open interest means the trade opened a position larger than everything that existed in the contract the night before. Above ask and below bid are the most aggressive executions. Read the guide: Size versus open interest.
Where the money is aimed
| Expiry | Prints | Premium | Calls share | Net premium |
|---|---|---|---|---|
| 18 Dec 2026 | 2 | $3.9M | 100% | -$3.9M |
| 15 Jan 2027 | 5 | $285K | 100% | +$285K |
| 16 Oct 2026 | 3 | $122K | 100% | -$67K |
| 17 Sep 2027 | 1 | $32K | 100% | +$32K |
The most premium, $3.9M, is aimed at the 18 Dec 2026 expiry; the nearest expiry with unusual prints is 16 Oct 2026.
A print in a contract expiring this week is a view about the next few days, often about a known event; a print months out is a different kind of statement. Read the guide: 0DTE options flow.
The last session, 25 September 2026
| Date | Contract | Type | Size | Open int. | Premium | Execution | Sentiment | Tier |
|---|---|---|---|---|---|---|---|---|
| 25 Sep 2026 | ALGN 16 Oct 2026 $146 calls | Sweep | 95 | 0 | $59K | At bid | Bearish | Notable |
Every print in ALGN with its full detail, the live tape, one tap filters and saved screeners: open ALGN in Options Sentiment Screener.
Price
The live quote and the price chart sit beside the ticker's flow in the app: open ALGN in Options Sentiment Screener.
Analysts
The most recent analyst targets on file, from 7 firms, have a median of $220, 49.9% above the last close.
Calls bought at a strike above the average target are a bet that the analysts are too cautious; puts far below the price in a name they like are protection or a strong disagreement. Read the guide: Reading one ticker's flow.
About Align Technology Inc.
- Exchange
- Nasdaq
- Sector
- Health Care
- Industry
- Medical Equipment
- Headquarters
- San Jose, Arizona
- Website
- aligntech.com
Align Technology, Inc. designs, manufactures, and markets Invisalign clear aligners and iTero intraoral scanners. It operates in two segments, Clear Aligner; and Scanners and Services. The Clear Alignmenter segment consists of comprehensive treatment that addresses the orthodontic needs of teenage patients, such as mandibular advancement, compliance indicators, and compensation for tooth eruption. The Scanners & Services segment offers iTero scanner, a single hardware platform with software options for restorative or orthmodontic procedures.
In the same sector
Flow pages for other Health Care names in the S&P 500:
LLY Eli Lilly & Co.JNJ Johnson & JohnsonABBV AbbVie Inc.MRK Merck & Co. Inc.UNH UnitedHealth Group Inc.TMO Thermo Fisher Scientific Inc.AMGN Amgen Inc.GILD Gilead Sciences, Inc.
Learn
- What unusual options activity means
- Reading one ticker's flow
- Sweeps, blocks and where a trade printed
- Size versus open interest
- Bullish or bearish, how a print's sentiment is inferred
- The conviction score and whale prints
The live tape for ALGN with every print's execution detail, one tap filters for calls, puts, sweeps and 0DTE, saved screeners and, for Realtime subscribers, push alerts and no delay. The same screen is in the iOS and Android apps.
Open ALGN in Options Sentiment Screener