$AIRR vs $PRN: Weighing Thematic Reshoring Against Momentum in U.S. Industrials AIRR provides targeted exposure to U.S. small- and mid-cap industrial companies positioned for reshoring and domestic manufacturing growth, while PRN emphasizes momentum-driven selection within the broader industrials sector. Both ETFs focus exclusively on U.S. industrials but differ in strategy: AIRR follows a rules-based thematic index, whereas PRN employs a technical momentum overlay that rotates holdings based on relative strength.