Group 1: Credit Card Market Overview - Outstanding credit card balances in the U.S. reached $1.21 trillion in Q2 2025, marking a 5.87% increase year-over-year [1] - Premium credit cards have gained popularity over the past decade due to their attractive perks for customers willing to pay annual fees [1] Group 2: Annual Fee Increases - The American Express Platinum and Chase Sapphire Reserve have raised their annual fees to $895 and $795, respectively, in 2025 [2] - The Chase Sapphire Reserve's fee has increased by 77% from its original $450 since its launch in 2016, while the American Express Platinum has seen a more than 98% increase from $450 to $895 [3] Group 3: Industry Trends - There is an accelerating trend of increasing fees not only for premium cards but also for mid-tier cards from airlines like Delta, United, and Southwest [4] - Delta's entry-level Gold card fee rose from $95 to $150, indicating a broader trend of fee hikes across various card categories [4] Group 4: Reasons Behind Fee Increases - Credit card issuers are raising fees in response to evolving consumer expectations, particularly among high-income customers [6] - Companies like American Express conduct extensive research every three to five years to refresh their products, aiming to align with customer usage patterns and preferences [6][7]