Using the data you provided yesterday - see below although %'s don't tally (minor detail ;)
It's clear to me that the retrace today will have triggered those who bought high - LOTS (look at %'s below to see precisely where people did buy!) to offload giving the impression that it's a possible P&D or the the general market uncertainty (perfect timing in that respect).
Our BIG FISH has had his/her mouth wide open this morning devouring all tiddlers in sight!
WC8
"Today's trading summary: 1) Average price of 9.6c
2) 9.61% shares traded no more than 8.5c, which is close price???!!!
3) 35.22% shares traded no more than 9c
4) 35.88% shares traded between 9c and 9.9c
5) 28.90% shares traded between 10c and 12.5c."
VAN Price at posting:
8.2¢ Sentiment: Buy Disclosure: Held