Hindsight Markets Recaps Small-cap stocks on August 17, 2026
APUS, August 17: a run to $8.73
APUS opened down 24%, then ran to $4.30 during the session.
What happened
Before the open
We found no news or filing before the move. Before the bell it reached $8.73, on 951K shares.
The open
It opened down 24%, at $3.45. It ran to $4.30 by 3:59 p.m.
The close
It closed at $3.96, 55% 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 down 24.2% at $3.45, then ran from the open to the high of $4.30 in 389 minutes.
| Time (ET) | What happened |
|---|---|
| 4:58 a.m. | First trade 20% above the previous close of $4.55 |
| 6:44 a.m. | Pre-market high, $8.73 |
| 6:44 a.m. | High of the day to the close, $8.73 |
| 7:16 a.m. | Volume since 4:00 a.m. passes the whole float, 805,943 shares |
| 9:30 a.m. | The open: $3.45, down 24.2% from the previous close |
| 3:59 p.m. | Last trade before the 4:00 p.m. close, $3.96, 54.6% 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
- $4.55
- Open, 9:30 a.m.
- $3.45
- Gap at the open
- −24.2%
- Pre-market high
- $8.73 at 6:44 a.m.
- High, 4 a.m. to 4 p.m.
- $8.73 at 6:44 a.m.
- Low, 4 a.m. to 4 p.m.
- $3.02
- Close, 4 p.m.
- $3.96
- Change at 4 p.m.
- −13.0%
- After-hours high, 4 p.m. to 8 p.m.
- $4.42 at 4:05 p.m.
- Volume, 4 a.m. to 4 p.m.
- 1.06 million
- Volume after hours, 4 p.m. to 8 p.m.
- 5,896
- Relative volume by 8 p.m.
- 30.6×
- Float
- 805,943 shares, from filings as of August 17, 2026
- Shares outstanding
- 1.51 million
- Volume, from the one-minute bars: 951,311 shares before the 9:30 a.m. open (89%), 24,229 in the first 30 minutes (2%), and 91,943 in the rest of the day to 8 p.m. (9%).
- Float rotation, the volume since 4 a.m. against the float of 805,943 shares: past it once at 7:16 a.m.
- Other days APUS met the small-cap rule in our recaps: 9, the latest on October 12, 2026.
On the day's lists: the intraday runners. It is here because it met the small-cap rule on the intraday runners: 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 APUS 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 APUS 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.