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TradingSeptember 26, 2026· 2 min read· By XOOMAR

BITB Loses $11.86 Million as IBIT Adds $97.61 Million

BITB lost $11.86 million on September 25 while IBIT took in $97.61 million, its seventh straight inflow. IBIT drew $1.15 billion over the week.

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Updated on September 29, 2026

BITB gave back 141.07 BTC on Friday, September 25, an outflow of $11.86 million. It's the fund's first outflow since September 15, and it leaves BITB with 38,305.95 BTC, a day after it reached 38,447.02 BTC. The week still ends in the black for Bitwise's bitcoin fund: $13.73 million in, from two inflow days, two flat days and Friday's loss. Since August 21, when its figures start, BITB is up 553.37 BTC.

From the data

Spot BTC & ETH ETF Flows & Holdings

As of 2026-09-25Source: Issuers' holdings files
The full dataset and its free API:

This was IBIT's week. IBIT added 1,154.85 BTC, or $97.61 million, its seventh straight inflow and its smallest of the week. The daily figure shrank every day, from $380.10 million on Monday to $342.29 million, $165.66 million and $161.42 million. IBIT still took in $1.15 billion over the five days and holds 799,878.63 BTC, 20.88 times BITB.

A fund's flow is the day's change in the coins it holds, in dollars. Rising holdings mean the issuer created shares and bought coin to back them; falling holdings mean it redeemed shares.

Fund Issuer Change on September 25 Flow Holdings
IBIT iShares +1,154.85 BTC +$97.61 million 799,878.63 BTC
ETHA iShares +18,704.49 ETH +$50.17 million 3,673,283.11 ETH
ARKB ARK 21Shares 0.00 BTC $0 34,190.00 BTC
BITB Bitwise -141.07 BTC -$11.86 million 38,305.95 BTC
ETHW Bitwise 0.00 ETH $0 111,266.86 ETH

The week of September 21 to 25

Fund Flow for the week
IBIT +$1,147.08 million
ETHA +$322.07 million
ARKB +$295.67 million
BITB +$13.73 million
ETHW +$4.32 million

The three bitcoin funds took in $1.46 billion, and IBIT's share was 79%. Almost all of ARKB's came on Tuesday, when it added 3,348 BTC ($288.19 million); it didn't change on Friday, at 34,190 BTC.

ETHA's sixth straight inflow

ETHA added 18,704.49 ETH, or $50.17 million, its sixth inflow in a row and $440.26 million since September 18. It holds 3,673,283.11 ETH, 33.01 times ETHW's ether. ETHW stayed at 111,266.86 ETH for a fourth day; its only move this week was a $4.32 million inflow on Monday.

Daily figures for each fund are on the crypto ETF flows page and in the ETF flows API.

This article was written with AI tools. It's information, not investment, legal or tax advice. Editorial policy

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