Hindsight Markets Small-cap stocks on August 17, 2026
APUS on August 17, 2026: why it ran
On August 17, 2026, APUS opened down 24.2% from the previous close of 4.55 and reached 8.73 at 6:44 a.m. ET. The exchange did not halt it.
- Previous close
- 4.55
- Open, 9:30 a.m.
- 3.45
- Gap at the open
- down 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
- After-hours high, 4 p.m. to 8 p.m.
- 4.42 at 4:05 p.m.
- Last trade before 4:00 p.m.
- 3.96
- Volume
- 1.07 million
- Relative volume
- 30.6x
- Float
- 805,943 shares, from filings as of August 17, 2026
- Shares outstanding
- 1.51 million
- Halts
- none in the halt feed
Why it ran
News and SEC filings for APUS published between the previous session's close and the first minute APUS traded 20% above it, at 4:58 a.m. ET, newest first, from the same feeds the replay shows.
No news found before the move.
How it traded
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 is a fixed rule, not a judgement: gapped 10% or more at the open, ran 10% or more from the open to the high, and faded if it gave back 30% or more of that move by the close.
The day in numbers
- 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.
Halts
The exchange's halt feed shows no halts for APUS that day.
On this date the LULD plan ran under Amendment 18, in force from February 24, 2020: no band doubling at the open, and the closing doubling only for Tier 1 stocks and Tier 2 stocks whose previous close was at or below three dollars. See LULD halts or work out a band with the LULD calculator.
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.