Hindsight Markets Recaps Small-cap stocks on August 19, 2026
YJ, August 19: a gap that faded
YJ more than tripled at the open, then faded below its open by the close.
What happened
Before the open
We found no news or filing before the move. Before the bell it reached $6.50, on 42M shares.
The open
It more than tripled at the open, at $5.94.
The close
It closed at $4.33, 33% under its high.
What to take from it: A big gap is not a trend. This one traded below its open by the close.
The details
How it traded, step by step
Gap and fade. It gapped up 241.4% to $5.94 at the open and traded below the open by 4:00 p.m., at $4.33.
| Time (ET) | What happened |
|---|---|
| 5:57 a.m. | First trade 20% above the previous close of $1.74 |
| 6:15 a.m. | Volume since 4:00 a.m. passes the whole float, 2.51 million shares |
| 9:24 a.m. | Pre-market high, $6.50 |
| 9:24 a.m. | High of the day to the close, $6.50 |
| 9:30 a.m. | The open: $5.94, up 241.4% from the previous close |
| 3:59 p.m. | Last trade before the 4:00 p.m. close, $4.33, 33.4% 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
- $1.74
- Open, 9:30 a.m.
- $5.94
- Gap at the open
- +241.4%
- Pre-market high
- $6.50 at 9:24 a.m.
- High, 4 a.m. to 4 p.m.
- $6.50 at 9:24 a.m.
- Low, 4 a.m. to 4 p.m.
- $1.73
- Close, 4 p.m.
- $4.33
- Change at 4 p.m.
- +148.9%
- After-hours high, 4 p.m. to 8 p.m.
- $4.40 at 4:00 p.m.
- Volume, 4 a.m. to 4 p.m.
- 59.73 million
- Volume after hours, 4 p.m. to 8 p.m.
- 953,460
- Relative volume by 8 p.m.
- 45.9×
- Float
- 2.51 million shares, from filings as of August 19, 2026
- Shares outstanding
- 4.93 million
- Volume, from the one-minute bars: 42.21 million shares before the 9:30 a.m. open (70%), 5.80 million in the first 30 minutes (10%), and 12.67 million in the rest of the day to 8 p.m. (21%).
- Float rotation, the volume since 4 a.m. against the float of 2.51 million shares: past it once at 6:15 a.m., twice at 6:26 a.m., three times at 6:39 a.m.
- Other days YJ met the small-cap rule in our recaps: 3, the latest on October 13, 2026.
On the day's lists: the pre-market gappers, gainers, intraday runners. 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 YJ 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 YJ on August 19, 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.