Invesco International BuyBack Achievers ETF Sees Major Stake Growth Jones Financial Companies Lllp dramatically increased its holdings in the Invesco International BuyBack Achievers ETF by 1,026.1% in Q4, now owning 3,153 shares worth $125,000. Other hedge funds, including Brookstone Capital Management, also expanded their positions, signaling growing interest in international buyback-focused ETFs.45