US spot bitcoin ETFs printed +$66.2 million on Tuesday 29 September 2026.

IBIT printed +$51.1 million. ARKB printed +$33.2 million. BITB printed −$18.1 million. FBTC, BTCO, EZBC, BRRR, HODL, BTCW, MSBT, GBTC, and BTC printed 0.

That follows Monday 28 +$31.0 million (IBIT +$54.8 million / FBTC −$10.9 million / GBTC −$23.2 million / BTC +$10.3 million). Monday 28 is unrevised.

Same-session US spot ether ETFs printed −$2.8 million (ETHA −$8.9 million / FETH −$6.7 million / ETH +$12.8 million). ETHB, ETHW, TETH, ETHV, QETH, EZET, MSSE, and ETHE printed 0.

Monday 28 ether ETFs printed +$17.1 million (ETHA +$15.4 million / TETH +$1.7 million).

Cumulative US spot bitcoin ETF flow is +$57.713 billion (Farside published Total 57,713).

Friday 28 August recorded −$201.9 million. Monday 28 +$31.0 million is prior. Monday 21 +$999.0 million is an earlier session. Friday 18 +$433.0 million is an earlier session. Thursday 17 +$159.5 million is an earlier session. Wednesday 16 −$295.9 million is an earlier session. Tuesday 15 −$450.4 million is an earlier session.

Session limit: this report contains no verified Wednesday 30 September ETF-flow observation.

As-of Tue 29 Sep 2026.

Liquid State assessment: ETF flows describe activity in these funds. They do not by themselves establish why bitcoin or ether prices moved. Compare the dated flow evidence with subsequent market observations.