O3 Mining Inc :. Announces Upsized Bought Deal Private Placement of Flow-Through Units and Units to C$35 Million – marketscreener.com May 28, 2020 May 28, 2020 O3 Mining Inc :. Announces Upsized Bought Deal Private Placement of Flow-Through Units and Units to C$35 Million marketscreener.com Share this:TweetReddit