As Bitcoin (BTC) and Ethereum (ETH) led the broader cryptocurrency industry in bullish sentiment so far in August, BlackRock Inc. (NYSE: BLK) has seen its crypto portfolio climb by over $15 billion in the same period.
BlackRock’s crypto portfolio has increased by $15.11 billion, up from $53.36 billion on August 1, 2026, to $68.48 billion on August 27, according to data from Arkham Intelligence. As a result, the firm’s cryptocurrency portfolio surged by 28.3% over the past 27 days.
BlackRock’s iShares Bitcoin Trust (IBIT) saw its value increase by $12.66 billion, up from $47.69 billion at the beginning of this month to $60.35 billion at press time. IBIT benefited significantly from the $13,793 increase per BTC, or 21.38% upsurge, from around $64,722 on August 1 to over 79,515 at the time of reporting.
On the other hand, BlackRock’s iShares Ethereum Trust ETF (ETHA) saw its portfolio surge by $2.45 billion, up from $5.67 billion at the beginning of this month to $8.12 billion at the time of this writing. These ETHA gains in August have been bolstered by the 27.26% Ethereum rally, from $1,917 on August 1 to $2,439 at the time of publication.
BlackRock’s crypto holdings change so far in August
So far in August, BlackRock’s IBIT has purchased over 31,830 BTC, raising holdings from 736,870 coins at the beginning of the month to 768,700 as of Thursday. As a result, this firm’s Bitcoin holdings experienced a 4.32% growth over the past 27 days.
Meanwhile, BlackRock’s ETHA added 370,440 ETH, which represents a 12.52% increase, up from 2.96 million ETH on August 1 to 3.33 million ETH at the time of reporting.
The notable increase in BlackRock’s crypto portfolio signals a renewed institutional interest in Bitcoin and Ethereum amid bullish sentiment.
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