Hindsight Markets Recaps Small-cap stocks on September 4, 2026
GRNQ, September 4: a run to $20.85
GRNQ opened near its previous close, then ran to $20.85 during the session.
What happened
Before the open
We found no news or filing before the move.
The open
It opened near its previous close, at $14.20. It ran to $20.85 by 3:42 p.m.
The close
It closed at $18.70, 10% 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 1.3% at $14.20, then ran from the open to the high of $20.85 in 372 minutes.
| Time (ET) | What happened |
|---|---|
| 9:30 a.m. | The open: $14.20, up 1.3% from the previous close |
| 2:25 p.m. | First trade 20% above the previous close of $14.02 |
| 3:42 p.m. | High of the day to the close, $20.85 |
| 3:59 p.m. | Last trade before the 4:00 p.m. close, $18.70, 10.3% 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
- $14.02
- Open, 9:30 a.m.
- $14.20
- Gap at the open
- +1.3%
- Pre-market high
- not available
- High, 4 a.m. to 4 p.m.
- $20.85 at 3:42 p.m.
- Low, 4 a.m. to 4 p.m.
- $14.00
- Close, 4 p.m.
- $18.70
- Change at 4 p.m.
- +33.4%
- After-hours high, 4 p.m. to 8 p.m.
- $19.75 at 6:00 p.m.
- Volume, 4 a.m. to 4 p.m.
- 117,163
- Volume after hours, 4 p.m. to 8 p.m.
- 3,367
- Relative volume by 8 p.m.
- 9.0×
- Float
- 1.13 million shares, from filings as of September 4, 2026
- Shares outstanding
- 1.81 million
- Volume, from the one-minute bars: 0 shares before the 9:30 a.m. open (0%), 540 in the first 30 minutes (0%), and 119,990 in the rest of the day to 8 p.m. (100%).
- Other days GRNQ met the small-cap rule in our recaps: 1, the latest on August 17, 2026.
On the day's lists: the gainers. It is here because it met the small-cap rule on the gainers: 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 GRNQ 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 GRNQ on September 4, 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.