
Hedge funds significantly increased their aggregate holdings of the Ishares Bitcoin Trust ETF (IBIT) by 56.14% in the second quarter of 2025, with total shares rising from 19.91 million to 31.09 million. This substantial rise, identified through 13F filings, indicates growing institutional interest and bullish sentiment towards Bitcoin exposure via ETFs. While 13F data only reflects long positions, this aggregate trend points to a notable shift in institutional allocation towards digital asset ETFs.
Analysis of 13F filings for the quarter ending June 30, 2025, reveals a significant increase in institutional ownership of the Ishares Bitcoin Trust ETF (IBIT). Aggregate holdings among the filers reviewed surged by 56.14%, growing from 19.91 million shares to 31.09 million shares. This substantial inflow of capital underscores a strong and growing institutional appetite for exposure to Bitcoin through regulated ETF vehicles. A closer look at a recent sample of 23 filers shows this trend in action, with 10 of the 11 funds holding IBIT either initiating new positions or increasing existing ones. Notably, Wolverine Asset Management increased its stake by over 741,000 shares, and GAM Holding AG established a new position of 50,000 shares. While 13F filings are limited as they only disclose long positions and can mask complex hedging strategies, the sheer magnitude and breadth of the aggregate increase in share count provide a compelling signal of bullish sentiment and strategic allocation towards IBIT by institutional managers during the second quarter.
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