• Comex 100 Gold Futures initial margins for speculators up by 25% to $8,800 per contract from $7,040 (overnight maintenance margin up to $8,000 from $6,400)
• Platinum futures NYMEX initial margins for speculators raised by 12.5% to $3,465 per contract from $3,080
• Effective after the close of business on Friday, June 21