Hindsight Markets Recaps Small-cap stocks on August 17, 2026
XPON, August 17: a gap that held
XPON opened up 24% and held near that level into the close.
What happened
Before the open
We found no news or filing before the move. Before the bell it reached $5.28, on 2.5M shares.
The open
It opened up 24%, at $4.51.
The close
It closed at $4.43, 16% under its high.
What to take from it: The gap was the move. After the open it went sideways.
The details
How it traded, step by step
Gap and hold. It gapped up 23.9% to $4.51 at the open and held near or above it, trading at $4.43 at 4:00 p.m.
| Time (ET) | What happened |
|---|---|
| 4:00 a.m. | First trade 20% above the previous close of $3.64 |
| 4:00 a.m. | Pre-market high, $5.28 |
| 4:00 a.m. | High of the day to the close, $5.28 |
| 4:45 a.m. | Volume since 4:00 a.m. passes the whole float, 962,335 shares |
| 9:30 a.m. | The open: $4.51, up 23.9% from the previous close |
| 3:59 p.m. | Last trade before the 4:00 p.m. close, $4.43, 16.1% below the high |
The shape's name comes from a fixed rule, not a judgement (how shapes are named). Halts are in the halt table below.
The day in numbers
- Previous close
- $3.64
- Open, 9:30 a.m.
- $4.51
- Gap at the open
- +23.9%
- Pre-market high
- $5.28 at 4:00 a.m.
- High, 4 a.m. to 4 p.m.
- $5.28 at 4:00 a.m.
- Low, 4 a.m. to 4 p.m.
- $4.25
- Close, 4 p.m.
- $4.43
- Change at 4 p.m.
- +21.7%
- After-hours high, 4 p.m. to 8 p.m.
- $4.59 at 4:07 p.m.
- Volume, 4 a.m. to 4 p.m.
- 3.60 million
- Volume after hours, 4 p.m. to 8 p.m.
- 41,279
- Relative volume by 8 p.m.
- 18.7×
- Float
- 962,335 shares, from filings as of August 17, 2026
- Shares outstanding
- 962,335
- Volume, from the one-minute bars: 2.46 million shares before the 9:30 a.m. open (68%), 181,342 in the first 30 minutes (5%), and 997,464 in the rest of the day to 8 p.m. (27%).
- Float rotation, the volume since 4 a.m. against the float of 962,335 shares: past it once at 4:45 a.m., twice at 6:39 a.m., three times at 10:21 a.m.
- Other days XPON met the small-cap rule in our recaps: 5, the latest on August 28, 2026.
On the day's lists: the pre-market gappers, gainers. It is here because it met the small-cap rule on the pre-market gappers: price $2 to $20, up 10% or more, relative volume 5× or more, float under 20 million shares, its high reached $1 or more and it started the day at $20 or under (the rule every page uses).
Halts (none)
The exchange's halt feed shows no halts for XPON that day.
Halt bands that day: the LULD plan's Amendment 18 rules (what that means, LULD calculator).
How we read the data, name a day's shape and pick the stocks: methodology.
Trade this day
Replay XPON on August 17, 2026 in Hindsight Markets: the real tape, the order book and the halts, on a clock you control, and see where your orders would have filled.