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Hindsight Markets Recaps Small-cap stocks on September 9, 2026

SUNE, September 9: a run to $4.87

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SUNE opened up 27%, ran to $4.87, and held most of the move into the close.

$5.03$2.37$2.824 a.m.9:30noon4 p.m.8 p.m.
SUNE on September 9, 2026, one-minute bars, New York time. Bands: halts. Flags: the news or filing before the move. Dotted line: the previous close. Shaded: before the 9:30 a.m. open and after the 4:00 p.m. close.

What happened

Before the open

We found no news or filing before the move. Before the bell it reached $3.31, on 5.9M shares.

The open

It opened up 27%, at $3.00. It ran to $4.87 by 3:44 p.m.

The close

It closed at $4.51, 7% under its high.

What to take from it: A gap that holds above its open can keep going: this one held most of its move to the close.

The details

How it traded, step by step

Gap and go. It gapped up 26.6% to $3.00 at the open, ran from the open to the high of $4.87 in 374 minutes, and held most of the move into the close: it gave back 19% of it by 4:00 p.m.

Time (ET)What happened
4:00 a.m.First trade 20% above the previous close of $2.37
6:24 a.m.Pre-market high, $3.31
9:30 a.m.The open: $3.00, up 26.6% from the previous close
9:35 a.m.Volume since 4:00 a.m. passes the whole float, 6.51 million shares
3:44 p.m.High of the day to the close, $4.87
3:59 p.m.Last trade before the 4:00 p.m. close, $4.51, 7.4% 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
$2.37
Open, 9:30 a.m.
$3.00
Gap at the open
+26.6%
Pre-market high
$3.31 at 6:24 a.m.
High, 4 a.m. to 4 p.m.
$4.87 at 3:44 p.m.
Low, 4 a.m. to 4 p.m.
$2.82
Close, 4 p.m.
$4.51
Change at 4 p.m.
+90.3%
After-hours high, 4 p.m. to 8 p.m.
$5.03 at 4:20 p.m.
Volume, 4 a.m. to 4 p.m.
32.52 million
Volume after hours, 4 p.m. to 8 p.m.
6.92 million
Relative volume by 8 p.m.
71.8×
Float
6.51 million shares, from filings as of September 9, 2026
Shares outstanding
6.51 million
  • Volume, from the one-minute bars: 5.93 million shares before the 9:30 a.m. open (15%), 2.69 million in the first 30 minutes (7%), and 30.83 million in the rest of the day to 8 p.m. (78%).
  • Float rotation, the volume since 4 a.m. against the float of 6.51 million shares: past it once at 9:35 a.m., twice at 10:39 a.m., three times at 12:53 p.m.
  • Other days SUNE met the small-cap rule in our recaps: 2, the latest on September 8, 2026.

On the day's lists: the pre-market gappers, gainers, intraday runners. It is here because it met the small-cap rule on the pre-market gappers: 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 SUNE 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 SUNE on September 9, 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.

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