Jane Street significantly increased its holdings in Fidelity Bitcoin; ETF increased its position by nearly 8 times, while reducing holdings of IBIT
In the third quarter, Jane Street nearly increased its holdings of Fidelity's spot Bitcoin Exchange-Traded Fund (ETF) by eight times, while its holdings of BlackRock funds decreased by 19%.
According to its filings for the second and third quarters, this trading giant held 7.01 million units of Fidelity’s Wise Origin Bitcoin Fund ( FBTC ) at the end of September, which is higher than the approximately 887,000 units held at the end of June. As of September 30, the value of this position was $509 million.
The number of BlackRock iShares Bitcoin Trust ETF ( IBIT ) held by Jane Street has decreased from 24.88 million to 20.22 million shares. However, due to the increase in share prices, the declared value of its holdings has risen from $828 million to $957 million.
According to 13F Pro data, after increasing its holding quantity by 324% in the second quarter, Jane Street became the largest institutional holder of BlackRock's Bitcoin ETF by the end of June. IBIT is the world's largest spot Bitcoin ETF, with net assets of $56 billion as of Thursday.
The company also increased its holdings by nearly 9 million ARK 21Shares Bitcoin ETF ( ARKB), amounting to approximately $249 million; at the same time, it increased its holdings of BlackRock iShares Ethereum Trust ETF ( ETHA) by more than 7.83 million shares, a more than doubling of its position, worth about $158 million.
JPMorgan Chase increased its holdings in IBIT, while Laurore reduced its holdings.
JPMorgan Chase increased its holdings of IBIT by 9.6% in the third quarter, adding about 1 million shares to bring the total to 11.41 million shares. The holding of IBIT declared by this American banking giant rose to approximately $540 million.
In contrast, JPMorgan almost completely liquidated its direct holdings of BlackRock ETHA, reducing its position from 1.17 million shares at the end of June to just 399 shares.
It also increased its stake in Bitcoin reserve company Strategy by 36% to nearly 849,000 shares, which were valued at approximately $131 million as of the end of the third quarter.
According to documents submitted to the U.S. Securities and Exchange Commission, the business address listed for Laurore is located in Hong Kong. The company reduced its holdings of IBIT by 33%, decreasing from 1.6 million shares to 3.25 million shares, with a value of approximately $154 million as of the end of the third quarter. Laurore came into focus in February 2026 when it disclosed holding a position in IBIT worth $436 million as of the end of 2025.
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