Hindsight Markets Recaps Small-cap stocks on August 21, 2026
SXTC, August 21: a run to $6.00
SXTC opened near its previous close, then ran to $4.26 during the session.
What happened
Before the open
We found no news or filing before the move. Before the bell it reached $6.00, on 1.4M shares.
The open
It opened near its previous close, at $3.83. It ran to $4.26 by 10:10 a.m.
The close
It closed at $4.05, 33% under its high.
What to take from it: The move came during the session, not at the open.
The details
How it traded, step by step
Intraday run. It opened up 5.5% at $3.83, then ran from the open to the high of $4.26 in 40 minutes.
| Time (ET) | What happened |
|---|---|
| 4:00 a.m. | First trade 20% above the previous close of $3.63 |
| 5:27 a.m. | Pre-market high, $6.00 |
| 5:27 a.m. | High of the day to the close, $6.00 |
| 5:33 a.m. | Volume since 4:00 a.m. passes the whole float, 533,976 shares |
| 9:30 a.m. | The open: $3.83, up 5.5% from the previous close |
| 3:59 p.m. | Last trade before the 4:00 p.m. close, $4.05, 32.5% 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
- $3.63
- Open, 9:30 a.m.
- $3.83
- Gap at the open
- +5.5%
- Pre-market high
- $6.00 at 5:27 a.m.
- High, 4 a.m. to 4 p.m.
- $6.00 at 5:27 a.m.
- Low, 4 a.m. to 4 p.m.
- $3.65
- Close, 4 p.m.
- $4.05
- Change at 4 p.m.
- +11.6%
- After-hours high, 4 p.m. to 8 p.m.
- $4.15 at 4:46 p.m.
- Volume, 4 a.m. to 4 p.m.
- 1.70 million
- Volume after hours, 4 p.m. to 8 p.m.
- 26,921
- Relative volume by 8 p.m.
- 1.2×
- Float
- 533,976 shares, from filings as of August 21, 2026
- Shares outstanding
- 533,976
- Volume, from the one-minute bars: 1.43 million shares before the 9:30 a.m. open (83%), 72,585 in the first 30 minutes (4%), and 225,567 in the rest of the day to 8 p.m. (13%).
- Float rotation, the volume since 4 a.m. against the float of 533,976 shares: past it once at 5:33 a.m., twice at 5:52 a.m., three times at 11:30 a.m.
- Other days SXTC met the small-cap rule in our recaps: 5, the latest on October 7, 2026.
On the day's lists: the intraday runners. It is here because it was in play on the intraday runners: up 30% or more on $3 million or more really traded, outside the small-cap rule's price, relative volume or float, 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 SXTC 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 SXTC on August 21, 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.