Pre-Market Gap Scanner Strategy: The +853.5% Morning Gap Playbook

Pre-market gaps are where the small-cap trading day is decided before the 9:30 bell even rings. By the time the regular session opens, the stock has already told you whether size is stepping in — through the pre-market high, the relative volume, and how price behaves against the prior close. Last week and the start of this week handed us a textbook run of gap setups, from VEEE's +853.5% low-to-high window on Monday to a cluster of last-week gappers in NVVE, JLHL, AGEN, and FBRX. Here is exactly how they set up, what worked, what broke traders, and how to find the next one on the SNACS scanner.

This week so far (Jul 13–14) vs last week (Jul 6–10): VEEE's explosion is a this-week event. NVVE, JLHL, FBRX, and AGEN all ran last week. We keep them separate below.

TLDR

• VEEE gapped from a pre-market low of $4.30 to a $41.00 high of day on Monday, Jul 13 — a +853.5% low-to-high window on 75.6M shares, closing the regular session +103.3% at $24.89.
• Last week (Jul 6–10) was runner-heavy: 22 stocks ran ≥50% versus a 4-week baseline of ~5.8 per week. NVVE offered +142.7% MFE (Jul 8), JLHL +830.3% MFE (Jul 9), and FBRX +111.7% MFE (Jul 9) — all off the open.
• Every one of the 134 tracked setups over the past 7 days reached completion, including 50 stocks that doubled intraday and 19 that traded 100M+ shares — though total setup count sat below the 90-day weekly average of 178.3.
• The trap is the fade: MFE is not the close. VEEE printed $41.00 but closed $24.89. Chasing the $36.07 regular-session high and holding into the bell gave back roughly a third.
• Small caps are leading: the Russell 2000 (IWM) sits at $294.51, within 5% of its 52-week high of $302.72 — the backdrop where gap continuation runs the furthest.

What a Pre-Market Gap Setup Actually Is

A pre-market gap setup is a stock trading sharply away from its prior close during the 4:00–9:30 AM ET pre-market session on unusually high relative volume, priming a momentum move once the regular session opens. The U.S. market runs three sessions — pre-market (PM, 4:00–9:30 AM ET), the regular market session (MKT, 9:30 AM–4:00 PM ET), and after-hours (AH, 4:00–8:00 PM ET) — and each has its own open, high, low, and close. A gapper shows its hand in the PM session: the pre-market high becomes the first resistance level, the pre-market low becomes the first support, and relative volume tells you whether the move has real participation or is a thin, low-liquidity fake-out.

The catalysts that create these gaps in small caps are not earnings. For stocks under $20 or under $500M market cap, a quarterly report rarely moves the tape. The real drivers are SEC filings (offerings, S-3 shelves, 424B5 pricing supplements), FDA and clinical data, contract or acquisition news, insider accumulation, and pure float rotation where volume overwhelms a tiny share count. Over the past 3 days, 108 8-K filings landed across 106 unique tickers, alongside 8 424B5 pricing supplements from 7 tickers and 10 424B3 filings from 9 tickers. Many overnight gaps trace directly back to one of those filings hitting before the open.

For a deeper primer on the single filter that separates a real gap from noise, see our breakdown on RVOL and why relative volume is the number one scanner filter.

Last Week's Gaps: NVVE, JLHL, AGEN, and FBRX (Jul 6–10)

Last week produced four clean examples of the setup, each gapping on heavy volume between Jul 6 and Jul 10. The tape was runner-heavy — 22 names ran ≥50%, more than triple the ~5.8-per-week 4-week baseline — with Pharmaceuticals leading by runner count.

NVVE (Jul 8) posted 37.8M shares at 1,405.3x its average daily volume — the loudest relative-volume print of the group. The regular session opened at $5.14, ran to $11.98, and closed at $8.47 (+64.8%). Low-to-high across all sessions was +142.7% MFE. NVVE sits in the negative-cash tier (operating in the hole), and its sector, Electrical Equipment, was the single hottest rotation on the board — average RVOL jumped from 0.83 to 11.17 week-over-week, a +1,240% surge. That sector heat was the pre-signal: when a whole group's relative volume detonates, the leaders inside it gap. The specific catalyst was not identified in available press releases, which is itself a lesson — not every gap needs a headline; float rotation and sector momentum are enough.

JLHL (Jul 9) was the cleanest continuation gap. PM traded $3.52–$4.25, the regular session opened at $3.73, ran to $14.90, and closed at $12.84 (+244.3%), with an after-hours print up to $21.00. Full-session MFE was +830.3% on 80.7M shares. JLHL had already flagged as a liquidity test earlier in the run — one of 65 such setups over the past 7 days where market makers probe a price level to test supply before the real move. The specific catalyst was not identified in available press releases; the tell was the volume and the multi-day structure, not news.

AGEN was the volume monster: 174.1M shares over its five-day run (Jul 7–13), a +81.7% close-to-close gain from $3.36 to $6.11 in the Pharmaceuticals space. The specific catalyst was not identified in available press releases. AGEN is the archetype of a momentum gapper you catch on relative volume alone — no filing to read, just a float turning over on size.

FBRX was the opposite profile — a clean, catalyst-driven biotech gap on thin volume. Forte Biosciences ran +78.4% over three days (Jul 7–9) after reporting positive FB102 Phase 1b vitiligo data (Jul 9–10). On Jul 9 the regular session opened at $21.25, ran to $37.58, and closed at $36.81 (+73.2%), with an after-hours print to $38.40 — a full-session MFE of +111.7%. FBRX shows that a legitimate clinical catalyst produces a durable gap even without 100M-share float rotation; the News Flash on the FB102 data was the entry signal.

This Week So Far: VEEE's Monday Gap and the +853.5% Window (Jul 13)

VEEE delivered the single biggest gap of the stretch on Monday, Jul 13, running from a pre-market low of $4.30 to a $41.00 high of day — a +853.5% low-to-high window on 75.6M shares. The pre-market session ranged $4.30–$12.70, the regular session opened at $12.24, tagged $36.07, and closed at $24.89 (+103.3%), with after-hours settling at $23.83. It capped a five-day run that took Twin Vee PowerCats from $5.10 to $24.89 — a +388.0% multi-day move in Transportation Equipment, a sector whose average RVOL climbed from 1.01 to 3.41 week-over-week (+236%).

The catalyst was corporate-action driven: multiple M&A class-action investigation notices hit on Jul 13 questioning whether VEEE is obtaining a fair price for shareholders, alongside a "small caps turning up the heat" release. The pre-signal was structural, not headline-based: VEEE had been a multi-day continuation candidate since Jul 7, so it belonged on a Dynamic Watchlist days before Monday. When it gapped to a $12.70 pre-market high — more than double the prior context — the setup was already on the radar. VEEE sits in the 6–12 months cash-runway tier, so this was momentum and corporate-action flow, not a cash-crunch spike.

Today is Tuesday, and the last four Tuesdays have averaged a 74.8% top gain — VEEE's Monday move sets an aggressive tone into this week so far.

Winners and Losers: Where These Gaps Broke Traders

The winner is the trader who bought the gap early and sold into strength; the loser is the trader who chased the extension and held into the close. This is the single most important distinction in gap trading, and VEEE Monday is the perfect teaching case. Every profit figure below assumes a $10,000 position.

VEEE's full low-to-high window ran +853.5%, from the pre-market low of $4.30 to the $41.00 high of day. A $10,000 position that caught that entire move returned $85,350 in profit — the theoretical max, and almost nobody nails the exact low and exact high. The realistic, repeatable trade is open-to-close: $12.24 to $24.89 is +103.3%, or $10,330.

Now the loser. A trader who chased VEEE's regular-session breakout at $36.07 — the momentum entry that feels safest because the stock is clearly running — and held into the 4:00 close at $24.89 gave back roughly 31% from that entry. The stock was still up triple digits on the day, but the trade was red. The same fade hit NVVE: it ran to $11.98 and closed at $8.47, so anyone who bought the top and held watched a +142.7% MFE collapse into a +64.8% close, and a top-tick entry finished down ~29%. MFE is the opportunity; the close is the reality. For the full math on why a stock can look green on the day and still be a losing trade, read MFE vs. close price: how a red day can be a green trade.

The honest takeaway: gaps this size are two-way. The upside is a +853.5% window; the downside is a 30%+ giveback if you buy the extension and marry the position into the bell.

Entry and Exit Framework for Morning Gaps

The framework is simple to state and hard to execute: define your risk against the pre-market levels, enter on the open or the first pullback, and scale out into strength rather than holding for the theoretical high. Here is the structure the featured names all shared.

• Mark the pre-market high and low before 9:30. On VEEE that was $12.70 and $4.30; on JLHL, $4.25 and $3.52. The PM high is your first resistance-to-reclaim; the PM low is your line in the sand.
• Use relative volume as the go/no-go. NVVE printed 1,405.3x its average daily volume; that is the confirmation that size is real, not a thin premarket fake. Below roughly 5x RVOL, treat a gap as suspect.
• Enter on the open or the first higher-low. The open-to-close trade (+103.3% on VEEE, +244.3% on JLHL) is the repeatable one. Chasing the vertical extension is where the giveback lives.
• Scale out into strength. With MFEs of +853.5% (VEEE) and +830.3% (JLHL), the mechanical move is to take partials as the stock extends, not to hold for the exact high you will never hit.
• Stops go below the pre-market low or the opening range. If VEEE had lost $10.06 (the regular-session low), the momentum thesis was broken. Define that before you enter.

This is framework, not financial advice — the point is that every one of these gaps gave a defined risk level and a defined opportunity window, and the difference between a winner and a loser was execution against those levels. For a structured way to codify entry, trigger, and exit steps, our breakout alerts reference guide walks through the mechanics.

How to Set Up This Scan in SNACS

To catch these before they run, build a pre-market gap scan on the SNACS scanner around relative volume, price, and float — then link it to a live watchlist. Here is the exact configuration.

1. Set RVOL to 5x minimum and sort descending. This surfaces the loudest relative-volume names first — the NVVE-at-1,405x prints float to the top.
2. Constrain price to $0.50–$25 and float under 25M shares. Low float plus high RVOL is the gap-and-go signature; VEEE, JLHL, and NVVE all fit.
3. Add a gap % or session filter so the scan only shows names trading meaningfully away from the prior close in the pre-market window.
4. Save it as a named preset with a color, then link that saved scan to a Dynamic Watchlist — the industry-first scan-to-watchlist auto-sync. Matched tickers populate in real time and show a colored square in the main stream, so a name like VEEE appears the moment it qualifies.
5. Click any ticker to open the ticker details page for the chart, the dilution risk panel (active shelf/ATM/warrant facilities), recent news, and SEC filings — without leaving the scanner. This is where you confirm whether a gap is a clean catalyst (FBRX's clinical data) or a dilution-driven pump.
6. Watch for the News Flash — a ticker turns blue with an AI headline summary when news breaks, which is how you catch a catalyst gapper like FBRX at the moment the release hits.

For the dilution read, the scanner's Dilution Alerts column and the SEC research dilution snapshot give you two paths to the same data — active facility counts, shares at risk, and lowest exercise price. Across the active universe, there are ~5,700 active warrant facilities, ~3,000 active shelves, ~2,000 active ATM programs, and ~1,400 convertible notes — the overhang that can turn a gap into a fade. To automate the trigger, build the setup in the AI Playbook Builder: active playbooks monitor every scanner ticker and drop a star indicator on a pattern match, with alerts to in-app, email, or SMS. And to learn which of these setups you actually capture, the trading journal AI Insights breaks down your MFE capture rate and best time-of-day — the difference between the +853.5% window and the +103.3% you actually booked.

For a worked example of how sector rotation front-runs these gaps, see our Transportation Equipment rotation playbook on NXTS — the same sector that carried VEEE.

What to Watch Next

Watch for continuation in the sectors rotating in and for the multi-day runners that already gapped. Electrical Equipment (+1,240% RVOL), Transportation Equipment (+236%), and Communication Services (+97%) are where capital moved last week, and the leaders inside those groups — the names that already gapped — are the continuation candidates. With the Russell 2000 (IWM) at $294.51, within 5% of its 52-week high, and the macro call at Small-Cap Leadership, the backdrop favors follow-through on gap setups. Keep VEEE and the rest of last week's runners on a Dynamic Watchlist; the second and third pre-market gaps in a multi-day run are often the cleaner trades because the levels are already defined.

FAQ

What is a pre-market gap and why does it matter for day trading?

A pre-market gap is a stock trading sharply above or below its prior close during the 4:00–9:30 AM ET session, usually on elevated relative volume. It matters because the pre-market high and low become the first support and resistance levels once the regular session opens, and a gap on real volume — like NVVE's 1,405.3x average on Jul 8 — signals that institutional-size participation is present before the bell.

How do I set up a scanner to find morning gap stocks?

On the SNACS scanner, set RVOL to 5x minimum, price to $0.50–$25, and float under 25M shares, then sort by RVOL descending. Save the filter as a named preset and link it to a Dynamic Watchlist so qualifying gappers auto-populate in real time. Click any ticker to open the ticker details page for the chart, filings, and dilution panel.

What is MFE and why is it different from the closing price?

MFE (max favorable excursion) is the best possible trade from the day's low to its high across all sessions, while the close is where the stock actually finished. VEEE on Jul 13 offered a +853.5% MFE from $4.30 to $41.00 but closed at $24.89 (+103.3% on the regular session) — the gap between the two is exactly why chasing the high and holding into the bell breaks traders.

Do small-cap gaps need a news catalyst to run?

No. NVVE, JLHL, and AGEN all gapped without an identified catalyst in available press releases — their moves were driven by relative volume and float rotation. FBRX is the counter-example, gapping +78.4% on positive FB102 Phase 1b vitiligo data. Both profiles are tradeable; the tell is relative volume, not always a headline.

Where do I set a stop when trading a morning gap?

Stops go below the pre-market low or the opening range low, defined before you enter. On VEEE, the regular-session low was $10.06 — losing that level broke the momentum thesis. Marking the PM low and opening range gives you a fixed risk point instead of an emotional exit.

Are small-cap earnings a catalyst for these gaps?

No. For stocks under $20 or under $500M market cap, earnings rarely move the tape. The real catalysts are SEC filings (offerings, S-3 shelves, 424B5 supplements), FDA and clinical data, contract and M&A news, insider accumulation, and pure float rotation. Over the past 3 days, 108 8-K filings landed across 106 tickers — that filing flow is where many gaps originate.

How do I know if a gap is a real catalyst or a dilution pump?

Click the ticker to open the ticker details page and check the dilution risk panel, or use the SEC research dilution snapshot. It shows active shelf, ATM, and warrant facilities plus the lowest exercise price. Across the active universe, there are ~5,700 active warrant facilities and ~2,000 active ATM programs — a heavy active overhang is what turns a gap into a fade.

How were gaps performing last week versus the historical average?

Last week (Jul 6–10) was runner-heavy: 22 stocks ran ≥50%, more than triple the ~5.8-per-week 4-week baseline. Across the past 7 days, all 134 tracked setups reached completion, including 50 stocks that doubled intraday and 19 names that traded 100M+ shares, though total setup count sat below the 90-day weekly average of 178.3.