At the start of every trading day, it can be useful to know which stocks are humming out of the gate.

Large percentage moves in small caps aren’t uncommon, but sometimes a big announcement can cause a stock to rocket higher (or fall).

Stockhead’s Top 10 at 10 highlights the best (and worst) performing ASX small caps in morning trade.

The market opens at 10am (eastern time) and the data is taken at 10:15am, once every stock has commenced trading.

Stocks highlighted in yellow have made potentially market-moving announcements:

Code Name Price ($) % Chg Volume
SRO Shareroot Ltd 0.003 +100.00% 5.0M
BAS Bass Oil Ltd 0.0015 +50.00% 1.7M
EQE Equus Mining Ltd 0.02 +25.00% 3.1M
ADV Ardiden Ltd 0.0025 +25.00% 887.7k
MHC Manhattan Corp Ltd 0.005 +25.00% 15.5k
MOY Millennium Minerals Ltd 0.11 +22.22% 2.6M
QFY Quantify Technology Holdings 0.01 +20.00% 955.0k
CZN Corazon Mining Ltd 0.003 +20.00% 403.1k
SYT Syntonic Ltd 0.003 +20.00% 500.0k
AHL AHAlife Holdings Ltd 0.01 +16.67% 215.9k

IT minnow Shareroot (ASX: SRO) — a familiar name on the daily-mover charts — jumped early with a 100 per cent gain to 0.3 cents.

And it was a good morning for Millenium Minerals (ASX: MOY), which climbed by more than 20 per cent after announcing the first gold has been produced from sulphide ore at its Nullagine gold project in WA.

On the other side of the ledger, IT company ARQ Group (ASX: ARQ) led the falls, slumping by more than 30 per cent after announcing an operational update and revised full-year outlook.

These were the 10 worst-performing stocks in morning trade:

Code Name Price ($) % Chg Volume
ARQ ARQ Group Ltd 0.85 -34.62% 710.0k
DTR Dateline Resources Ltd 0.002 -33.33% 809.7k
XPE Xped Ltd 0.001 -33.33% 411.4k
PCL Pancontinental Oil & Gas NL 0.001 -33.33% 277.0k
BNO Bionomics Ltd 0.04 -28.57% 6.6M
TNP Triple Energy Ltd 0.01 -26.67% 6.3k
KEY Key Petroleum Ltd 0.003 -25.00% 170.0k
AZI Alta Zinc Ltd 0.003 -25.00% 1.9M
AVE Avecho Biotechnology Ltd 0.003 -25.00% 201.0k
FUN Funtastic Ltd 0.02 -20.00% 1.3k