Bitcoin miner IREN slips after unveiling $450 mln convertible debt deal

** Shares of IREN down 4.2% after hours to $10.05 as co seeks capital raise ** Australia-based bitcoin miner announces offering of $450 mln convertible notes due Dec 2029 (4.5 year tenor) ** Co plans to use portion of net proceeds to pay for capped calls, derivative transactions to offset dilution, remainder for general purposes and working capital ** IREN has current market cap of about $2.4 bln, per LSEG ** IREN stock on Tues closed up 1.5% at $10.49 ** In 2025, stock has traded as high as $13.63 (Jan 24) and as low as $5.13 (Apr 9) ** 11 of 12 analysts covering IREN rate stock "strong buy" or "buy", 1 has "hold" and median PT is $20.88, latest LSEG data reflects