CISS, August 27: news and a pre-market spike to $4.00

Pre-market spike. Before the open it spiked 36.5% from $2.93 to $4.00 at 6:49 a.m.. It opened down 13.7% at $2.53 and traded at $2.12 at 4:00 p.m.

The shape's name comes from a fixed rule, not a judgement (how shapes are named). Halts are in the halt table below.

Previous close

$2.93

Open, 9:30 a.m.

$2.53

Gap at the open

−13.7%

Pre-market high

$4.00 at 6:49 a.m.

High, 4 a.m. to 4 p.m.

$4.00 at 6:49 a.m.

Low, 4 a.m. to 4 p.m.

$1.96

Close, 4 p.m.

$2.12

Change at 4 p.m.

−27.6%

After-hours high, 4 p.m. to 8 p.m.

$2.20 at 4:53 p.m.

Volume, 4 a.m. to 4 p.m.

6.59 million

Volume after hours, 4 p.m. to 8 p.m.

138,047

Relative volume by 8 p.m.

9.2×

Float

not available

Shares outstanding

not available

• From news to the move: the first trade 20% above the previous close came 10 minutes after the latest news item before it (GlobeNewsWire, 6:30 a.m.).
• Volume, from the one-minute bars: 5.29 million shares before the 9:30 a.m. open (79%), 181,754 in the first 30 minutes (3%), and 1.26 million in the rest of the day to 8 p.m. (19%).
• Other days CISS met the small-cap rule in our recaps: 2, the latest on September 21, 2026.

On the day's lists: the intraday runners. It is here because it met the small-cap rule on the intraday runners: 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).

The exchange's halt feed shows no halts for CISS that day.

Halt bands that day: the LULD plan's Amendment 18 rules (what that means, LULD calculator).