TER options flow: unusual options activity in Teradyne, Inc.
Updated 28 September 2026, 09:54 ET
Over the last week the tape recorded 148 unusual options prints in Teradyne, Inc. (TER), $9.4M of tracked premium, leaning bullish. Bullish premium was $5.4M against $2.7M bearish; $5.1M went into calls and $4.3M into puts, a put call ratio of 0.83. The largest print was $451K of TER 20 Nov 2026 $390 puts on 22 September 2026, swept at bid. The last session with prints, 25 September 2026, added 19 prints and $1.0M of premium. TER closed at $398.38 on 25 September 2026, up 2.8%.
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 |
|---|---|---|---|---|---|---|---|---|
| 22 Sep 2026 | TER 20 Nov 2026 $390 puts | Sweep | 109 | 107 | $451K | At bid | Bullish | High conviction |
| 23 Sep 2026 | TER 17 Dec 2027 $320 calls | Sweep | 28 | 38 | $421K | At ask | Bullish | High conviction |
| 22 Sep 2026 | TER 20 Nov 2026 $390 puts | Sweep | 90 | 107 | $385K | At bid | Bullish | High conviction |
| 23 Sep 2026 | TER 15 Jan 2027 $260 puts | Sweep | 300 | 547 | $276K | At bid | Neutral | Notable |
| 25 Sep 2026 | TER 23 Oct 2026 $375 puts | Sweep | 136 | 103 | $265K | At bid | Bullish | High conviction |
| 22 Sep 2026 | TER 20 Nov 2026 $390 puts | Sweep | 57 | 107 | $244K | At bid | Bullish | High conviction |
| 21 Sep 2026 | TER 16 Oct 2026 $352.50 puts | Trade | 157 | 0 | $225K | At bid | Bullish | Notable |
| 24 Sep 2026 | TER 18 Dec 2026 $300 puts | Trade | 150 | 397 | $204K | At bid | Bullish | |
| 21 Sep 2026 | TER 21 Jan 2028 $490 calls | Sweep | 22 | 2 | $201K | At ask | Bullish | High conviction |
| 21 Sep 2026 | TER 21 Jan 2028 $500 calls | Trade | 22 | 80 | $195K | At ask | Bullish | |
| 21 Sep 2026 | TER 21 Jan 2028 $500 calls | Sweep | 20 | 80 | $177K | At ask | Bullish | Notable |
| 21 Sep 2026 | TER 16 Oct 2026 $400 calls | Trade | 108 | 230 | $165K | At bid | Bearish |
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 |
|---|---|---|---|---|
| 21 Jan 2028 | 38 | $2.1M | 72% | +$431K |
| 20 Nov 2026 | 18 | $1.6M | 9% | +$1.1M |
| 16 Oct 2026 | 16 | $1.0M | 53% | -$159K |
| 15 Jan 2027 | 15 | $905K | 60% | +$339K |
| 17 Dec 2027 | 13 | $839K | 97% | +$369K |
| 16 Apr 2027 | 9 | $572K | 0% | +$280K |
The most premium, $2.1M, is aimed at the 21 Jan 2028 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 | TER 23 Oct 2026 $375 puts | Sweep | 136 | 103 | $265K | At bid | Bullish | High conviction |
| 25 Sep 2026 | TER 21 Jan 2028 $390 puts | Sweep | 10 | 68 | $103K | At ask | Neutral | |
| 25 Sep 2026 | TER 15 Jan 2027 $300 calls | Trade | 7 | 176 | $82K | At ask | Bullish | |
| 25 Sep 2026 | TER 15 Jan 2027 $400 calls | Trade | 10 | 256 | $59K | At midpoint | Neutral | |
| 25 Sep 2026 | TER 21 Jan 2028 $390 puts | Trade | 5 | 68 | $51K | At ask | Bearish |
Every print in TER with its full detail, the live tape, one tap filters and saved screeners: open TER in Options Sentiment Screener.
Price
The live quote and the price chart sit beside the ticker's flow in the app: open TER in Options Sentiment Screener.
Analysts
The most recent analyst targets on file, from 11 firms, have a median of $420, 5.4% above the last close. The last 90 days brought 1 downgrade.
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 Teradyne, Inc.
- Exchange
- Nasdaq
- Sector
- Information Technology
- Industry
- Measuring And Control Equipment
- Headquarters
- North Reading, Massachusetts
- Website
- teradyne.com
Teradyne, Inc. operates through Semiconductor Test, System Test, Industrial Automation, and Wireless Test segments. The Wireless Test segment provides test solutions for use in the development and manufacture of wireless devices and modules, smartphones, tablets, notebooks, laptops, peripherals, and Internet-of-Things devices.
In the same sector
Flow pages for other Information Technology names in the S&P 500:
NVDA NVIDIA Corp.AAPL Apple Inc.MSFT Microsoft Corp.AVGO Broadcom Inc.MU Micron Technology Inc.AMD Advanced Micro Devices Inc.INTC Intel Corp.PLTR Palantir Technologies 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 TER 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 TER in Options Sentiment Screener