DXCM options flow: unusual options activity in DexCom Inc.
Updated 28 September 2026, 09:54 ET
Over the last week the tape recorded 10 unusual options prints in DexCom Inc. (DXCM), $608K of tracked premium, leaning bullish. Bullish premium was $324K against $223K bearish; $328K went into calls and $280K into puts, a put call ratio of 0.85. The largest print was $149K of DXCM 15 Jan 2027 $80 puts on 24 September 2026, swept at bid. The last session with prints, 25 September 2026, added 1 print and $140K of premium. DXCM closed at $86.62 on 25 September 2026, down 1.0%.
This week's unusual flow
Prints from 21 September 2026 to 25 September 2026, 5 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 |
|---|---|---|---|---|---|---|---|---|
| 24 Sep 2026 | DXCM 15 Jan 2027 $80 puts | Sweep | 372 | 528 | $149K | At bid | Bullish | Notable |
| 25 Sep 2026 | DXCM 21 Jan 2028 $120 calls | Trade | 150 | 44 | $140K | At bid | Bearish | Notable |
| 21 Sep 2026 | DXCM 17 Jun 2027 $100 calls | Trade | 64 | 90 | $64K | At ask | Bullish | Notable |
| 23 Sep 2026 | DXCM 15 Jan 2027 $100 calls | Sweep | 115 | 2,136 | $48K | At bid | Bearish | |
| 22 Sep 2026 | DXCM 18 Dec 2026 $100 calls | Sweep | 122 | 2,163 | $44K | At ask | Bullish | Notable |
| 24 Sep 2026 | DXCM 18 Dec 2026 $90 puts | Sweep | 46 | 170 | $35K | At ask | Bearish | Notable |
| 21 Sep 2026 | DXCM 17 Jun 2027 $80 puts | Sweep | 45 | 1,400 | $35K | At bid | Bullish | Notable |
| 22 Sep 2026 | DXCM 15 Jan 2027 $70 puts | Sweep | 225 | 2,809 | $33K | At bid | Bullish | |
| 21 Sep 2026 | DXCM 16 Oct 2026 $95 calls | Trade | 280 | 214 | $32K | At midpoint | Neutral | |
| 24 Sep 2026 | DXCM 15 Jan 2027 $85 puts | Trade | 48 | 767 | $29K | At ask | Neutral |
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 |
|---|---|---|---|---|
| 15 Jan 2027 | 4 | $259K | 19% | +$133K |
| 21 Jan 2028 | 1 | $140K | 100% | -$140K |
| 17 Jun 2027 | 2 | $99K | 65% | +$99K |
| 18 Dec 2026 | 2 | $79K | 56% | +$9K |
| 16 Oct 2026 | 1 | $32K | 100% | +$0 |
The most premium, $259K, is aimed at the 15 Jan 2027 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 | DXCM 21 Jan 2028 $120 calls | Trade | 150 | 44 | $140K | At bid | Bearish | Notable |
Every print in DXCM with its full detail, the live tape, one tap filters and saved screeners: open DXCM in Options Sentiment Screener.
Price
The live quote and the price chart sit beside the ticker's flow in the app: open DXCM in Options Sentiment Screener.
Analysts
The most recent analyst targets on file, from 17 firms, have a median of $90, 3.9% 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 DexCom Inc.
- Exchange
- Nasdaq
- Sector
- Health Care
- Industry
- Medical Equipment
- Headquarters
- SAN DIEGO, California
- Website
- dexcom.com
DexCom, Inc. focuses on the design, development, and commercialization of continuous glucose monitoring (CGM) systems in the United States and internationally. The company's products candidature comprises Dexcom G7, a next generation G7 CGM system.
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 DXCM 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 DXCM in Options Sentiment Screener