Trading Halts Today: July 17, 2026 — 36 Stocks Halted (LULD & T1)
Tapeboard tracked 36 trading halts on July 17, 2026, comprising 24 LULD/volatility pauses, 11 T1 news-pending halts, and 1 other regulatory halt, with PRPL being among the notable names paused late in the session.
TL;DR: As of 9:45 PM ET on July 17, 2026, Tapeboard tracked 36 trading halts during the session. The most recent halt was PRPL, paused for News pending.
On July 17, 2026, Tapeboard tracked 36 trading halts during the ET session. The breakdown consists of 24 LULD halt / volatility pauses, 11 T1 halt news-pending events, and 1 other regulatory code. STAK triggered a circuit breaker repeatedly throughout the early afternoon, experiencing five separate volatility pauses between 9:35 AM and 10:14 AM ET.
Today's Trading Halt Log
*Source: Tapeboard halt feed, July 17, 2026. Halt codes per FINRA and exchange definitions. Times ET.*
| Halt Time (ET) | Symbol | Halt Type | Reason Code | Reason |
|---|---|---|---|---|
| 9:30 AM | IOTR | LULD | LUDP | Limit-up/limit-down pause |
| 9:34 AM | VIVK | LULD | LUDP | Limit-up/limit-down pause |
| 9:35 AM | STAK | LULD | LUDP | Limit-up/limit-down pause |
| 9:35 AM | QMLS | LULD | LUDP | Limit-up/limit-down pause |
| 9:45 AM | STAK | LULD | LUDP | Limit-up/limit-down pause |
| 9:47 AM | APLM | LULD | LUDP | Limit-up/limit-down pause |
| 9:48 AM | BUUU | LULD | LUDP | Limit-up/limit-down pause |
| 9:53 AM | VEEE | LULD | LUDP | Limit-up/limit-down pause |
| 9:57 AM | NVVE | LULD | LUDP | Limit-up/limit-down pause |
| 9:58 AM | VEEE | LULD | LUDP | Limit-up/limit-down pause |
| 10:04 AM | STAK | LULD | LUDP | Limit-up/limit-down pause |
| 10:04 AM | VEEE | LULD | LUDP | Limit-up/limit-down pause |
| 10:08 AM | NVVE | LULD | LUDP | Limit-up/limit-down pause |
| 10:09 AM | STAK | LULD | LUDP | Limit-up/limit-down pause |
| 10:13 AM | VIVK | LULD | LUDP | Limit-up/limit-down pause |
| 10:14 AM | PLAG | LULD | M | Volatility pause |
| 10:14 AM | STAK | LULD | LUDP | Limit-up/limit-down pause |
| 10:22 AM | VIVK | LULD | LUDP | Limit-up/limit-down pause |
| 11:07 AM | STFS | LULD | LUDP | Limit-up/limit-down pause |
| 11:28 AM | BURU | Regulatory | D | (D) |
| 11:31 AM | LVLU | LULD | LUDP | Limit-up/limit-down pause |
| 11:53 AM | SDOT | LULD | LUDP | Limit-up/limit-down pause |
| 12:11 PM | ACMM | LULD | M | Volatility pause |
| 12:12 PM | NIPG | LULD | LUDP | Limit-up/limit-down pause |
| 3:39 PM | WZRD | LULD | M | Volatility pause |
| 7:50 PM | CIIT | T1 (News) | T1 | News pending |
| 7:50 PM | CDTTW | T1 (News) | T1 | News pending |
| 7:50 PM | DFNSW | T1 (News) | T1 | News pending |
| 7:50 PM | CCG | T1 (News) | T1 | News pending |
| 7:50 PM | CCGWW | T1 (News) | T1 | News pending |
| 7:50 PM | TOMZ | T1 (News) | T1 | News pending |
| 7:50 PM | DFNS | T1 (News) | T1 | News pending |
| 7:50 PM | BANL | T1 (News) | T1 | News pending |
| 7:50 PM | APM | T1 (News) | T1 | News pending |
| 7:50 PM | CDT | T1 (News) | T1 | News pending |
| 7:50 PM | PRPL | T1 (News) | T1 | News pending |
Halt-by-Halt Summary
The most notable individual halt of the session was BURU, which triggered a regulatory halt (Code D) at 11:28 AM ET and remained paused for over six hours. The late-evening block at 7:50 PM ET saw a cluster of 11 T1 news-pending halts across various symbols, including DFNS, CDT, and PRPL. Meanwhile, STAK experienced extraordinary volatility during the first hour of trading, triggering five distinct LULD volatility pauses before 10:22 AM ET.
What Is an LULD Halt?
A Limit Up-Limit Down halt pauses trading when a stock's price moves more than a defined percentage away from its recent five-minute average. The bands are 5% for most large-cap S&P 500 names, 10% for smaller stocks, and 20% for stocks under $3. Most LULD halt pauses last five minutes.
What Does a T1 Halt Mean?
A T1 halt is a regulatory pause pending the release of material news. It has no fixed duration and resumes when the exchange determines an orderly market can be maintained.
Halt Code Reference
| Code | Name | Description |
|---|---|---|
| T1 | News pending | Trading paused pending the release of material news. |
| T2 | News released | Trading paused after material news has been released. |
| T12 | Additional information requested | Trading halted at the request of the exchange for additional information. |
| M / LUDP | LULD volatility halt | Limit Up-Limit Down pause triggered by price volatility. |
| H10 / H11 | Regulatory / SEC | SEC suspension or regulatory halt. |
| T6 | Extraordinary market activity | Trading paused due to extraordinary market activity. |
How to Track Halts in Real Time
Tapeboard surfaces halt alerts in the live scanner as they are issued.
Frequently Asked Questions
Where can I see today's trading halts?
Tapeboard publishes a daily trading-halt log at tapeboard.com, updated through the trading day with halt codes, timestamps, and resumption status.
What is an LULD halt?
A Limit Up-Limit Down (LULD) halt pauses trading when a stock's price moves more than a defined percentage away from its recent five-minute average. The bands are 5% for most large-cap S&P 500 names, 10% for smaller stocks, and 20% for stocks under $3. Most LULD halts last five minutes.
How long does a trading halt last?
LULD halts are typically five minutes; T1 news halts often run 30+ minutes; regulatory T12 halts can extend for days.
Data and Methodology
Halt records are sourced from Tapeboard's real-time regulatory halt feed (NYSE/NASDAQ exchange halt notifications); publication may lag actual events by several minutes. A halted name often appears on the short-squeeze candidates board or the highest borrow-fee list.
Halt data is sourced from Tapeboard's real-time regulatory feed; publication may lag actual events by several minutes. This post is for informational purposes only and is not trading advice. Tapeboard is not affiliated with FINRA, the SEC, or any national securities exchange. Editor: Marcus Reilly.