The Platinum Card: card changeshttps://cards.ballparkmath.ca/ca/amex/the-platinum-card/Sign-up-bonus, fee, and APR changes for the The Platinum Card, newest first.enMon, 24 Aug 2026 22:56:47 +0000The Platinum Card: sign-up bonus ▼ 170,000 to 100,000 Membership Rewardshttps://cards.ballparkmath.ca/ca/amex/the-platinum-card/ca/amex/the-platinum-card/2026-07-29-sign-up_bonus-100,000Wed, 29 Jul 2026 00:00:00 +0000Sign-up bonus moved from 170,000 to 100,000 Membership Rewards on July 29, 2026, issuer's stated public control offer.