Hindsight Markets Recaps Small-cap stocks on August 31, 2026
GPRO, August 31: a run to $0.88
GPRO opened near its previous close, then ran to $0.88 during the session.
What happened
Before the open
We found no news or filing before the move. Before the bell it reached $0.6157, on 140K shares.
The open
It opened near its previous close, at $0.61. It ran to $0.88 by 3:58 p.m.
The close
It closed at $0.8744, near 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 1.7% at $0.61, then ran from the open to the high of $0.88 in 388 minutes.
| Time (ET) | What happened |
|---|---|
| 7:28 a.m. | Pre-market high, $0.6157 |
| 9:30 a.m. | The open: $0.61, up 1.7% from the previous close |
| 11:00 a.m. | First trade 20% above the previous close of $0.5999 |
| 3:58 p.m. | High of the day to the close, $0.88 |
| 3:59 p.m. | Last trade before the 4:00 p.m. close, $0.8744, 0.6% 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
- $0.5999
- Open, 9:30 a.m.
- $0.61
- Gap at the open
- +1.7%
- Pre-market high
- $0.6157 at 7:28 a.m.
- High, 4 a.m. to 4 p.m.
- $0.88 at 3:58 p.m.
- Low, 4 a.m. to 4 p.m.
- $0.5989
- Close, 4 p.m.
- $0.8744
- Change at 4 p.m.
- +45.8%
- After-hours high, 4 p.m. to 8 p.m.
- $1.44 at 5:51 p.m.
- Volume, 4 a.m. to 4 p.m.
- 23.41 million
- Volume after hours, 4 p.m. to 8 p.m.
- 43.73 million
- Relative volume by 8 p.m.
- 39.3×
- Float
- 152.27 million shares, from filings as of August 31, 2026
- Shares outstanding
- 184.50 million
- Volume, from the one-minute bars: 140,129 shares before the 9:30 a.m. open (0%), 823,099 in the first 30 minutes (1%), and 66.18 million in the rest of the day to 8 p.m. (99%).
- Other days GPRO met the small-cap rule in our recaps: 3, the latest on September 4, 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 GPRO 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 GPRO on August 31, 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.