Hindsight Markets Recaps Small-cap stocks on September 25, 2026
ONCO, September 25: a run to $1.42
ONCO opened up 23%, ran to $1.42, then fell 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 $1.29, on 4.2M shares.
The open
It opened up 23%, at $1.12. It ran to $1.42 by 9:50 a.m.
The close
It closed at $1.03, 27% under its high.
What to take from it: The whole move was given back: it finished below the price it opened at.
The details
How it traded, step by step
Gap, run and fade. It gapped up 23.0% to $1.12 at the open, ran from the open to the high of $1.42 in 20 minutes, then gave back 130% of that move by 4:00 p.m., trading at $1.03, below the open.
| Time (ET) | What happened |
|---|---|
| 4:12 a.m. | First trade 20% above the previous close of $0.9109 |
| 4:22 a.m. | Pre-market high, $1.29 |
| 9:30 a.m. | The open: $1.12, up 23.0% from the previous close |
| 9:35 a.m. | Volume since 4:00 a.m. passes the whole float, 4.38 million shares |
| 9:50 a.m. | High of the day to the close, $1.42 |
| 3:59 p.m. | Last trade before the 4:00 p.m. close, $1.03, 27.5% 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
- $0.9109
- Open, 9:30 a.m.
- $1.12
- Gap at the open
- +23.0%
- Pre-market high
- $1.29 at 4:22 a.m.
- High, 4 a.m. to 4 p.m.
- $1.42 at 9:50 a.m.
- Low, 4 a.m. to 4 p.m.
- $0.9675
- Close, 4 p.m.
- $1.03
- Change at 4 p.m.
- +13.1%
- After-hours high, 4 p.m. to 8 p.m.
- $1.20 at 4:38 p.m.
- Volume, 4 a.m. to 4 p.m.
- 13.67 million
- Volume after hours, 4 p.m. to 8 p.m.
- 639,110
- Relative volume by 8 p.m.
- 15.0×
- Float
- 4.38 million shares, from filings as of September 25, 2026
- Shares outstanding
- 4.38 million
- Volume, from the one-minute bars: 4.21 million shares before the 9:30 a.m. open (29%), 4.86 million in the first 30 minutes (34%), and 5.23 million in the rest of the day to 8 p.m. (37%).
- Float rotation, the volume since 4 a.m. against the float of 4.38 million shares: past it once at 9:35 a.m., twice at 9:56 a.m., three times at 3:02 p.m.
- Other days ONCO met the small-cap rule in our recaps: 2, the latest on September 28, 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 ONCO 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 ONCO on September 25, 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.