Nine straight sessions of net inflows have stacked up roughly 3.1 billion USD for US spot Bitcoin ETFs — but the first cracks are showing elsewhere in the fund complex.
US spot Bitcoin exchange-traded funds extended their net inflow streak to nine consecutive trading days on Tuesday, pulling in 66.2 million USD in the latest session and bringing cumulative inflows over the winning run to roughly 3.1 billion USD, according to data from SoSoValue. The streak has nudged year-to-date net inflows back into positive territory at around 1 billion USD, a reminder of how violently sentiment around the products has swung this year after months of outflows dominated the tape through the middle of the year.
The persistence of the Bitcoin bid stands in sharp contrast to what happened one step out on the risk curve. Spot Ether ETFs ended their own seven-day inflow streak on Tuesday, posting roughly 3 million USD in net outflows. The reversal came after a genuinely impressive run: the Ether funds had attracted more than 851 million USD across the seven prior sessions, and their cumulative net inflows since launch still sit at approximately 14 billion USD. A 3 million USD bleed is barely a rounding error against that backdrop, but the timing — arriving exactly as Bitcoin continues to attract money — tells a story about relative conviction.
Zcash funds also flip red
The Ether funds were not the only altcoin products to lose momentum. Spot Zcash ETFs snapped a six-day inflow streak earlier in the week, recording 8 million USD in net outflows on Monday. The pullback follows an extraordinary run for the privacy token, which had rallied more than 200 percent over a two-month window before a sharp single-day correction late last week reset leveraged positioning. Fund flows tracking that volatility suggests fast money that rushed in during the melt-up is now taking profits just as quickly.
The pattern is a familiar one for anyone who has watched ETF wrappers mature: Bitcoin products behave like the institutional core allocation, while altcoin funds trade far more like momentum vehicles. When the tape is green, money piles into the higher-beta stories. When momentum wobbles, it retreats to the deepest, most liquid pool first. This week’s split — Bitcoin still accumulating, Ether and Zcash leaking — is exactly what that rotation looks like in the data.
Oil is the new headwind
Bitcoin itself traded around 83,567 at the time of publication, down 0.4 percent over the past 24 hours, according to CoinGecko. Market sentiment also softened slightly, with Alternative.me’s Crypto Fear and Greed Index slipping to 71 from 73 a day earlier, though it remains firmly in “Greed” territory.
For Kyle Rodda, senior financial market analyst at Capital.com, the immediate constraint on further upside is not coming from crypto-native dynamics at all — it is coming from the energy market. “The rise in crude prices is capping non-yielding assets, so Bitcoin’s rally has taken a bit of a pause,” Rodda told Cointelegraph. He argued Bitcoin could struggle to regain upward momentum while energy-price risks persist, though he noted the technical picture remains “quite constructive.”
That distinction matters for the ETF story. If inflows keep arriving even as the oil complex squeezes risk assets, it strengthens the argument that a structural allocator base — the kind that buys regardless of week-to-week macro noise — has become the marginal buyer in these products. If instead the streak breaks on the first real macro shock, the nine-day run will look more like a momentum chase that happened to express itself through regulated wrappers.
What to watch next
Three things will decide whether the streak survives the rest of the week. First, whether the Ether and Zcash outflows deepen or stabilize — a single red day is noise, three in a row is a trend. Second, whether Bitcoin can reclaim and hold the mid-84,000 area, which would keep the constructive technical setup Rodda referenced intact. Third, and least appreciated: the interaction between ETF inflows and the basis trade, where arbitrageurs buy spot through the funds while shorting futures. As CoinShares pointed out recently, a meaningful share of headline inflows may reflect hedged arbitrage rather than directional bets, which means the raw streak number flatters true institutional conviction.
For now, the scoreboard still reads nine days and 3.1 billion USD for the Bitcoin funds — a number that would have been unthinkable during the summer outflow stretch, and one that keeps the market’s largest asset firmly in charge of the narrative.
Price snapshot at publication (CoinGecko): BTC 84,524 USD — ETH 2,702.58 USD — SOL 120.97 USD.
9 days and 3.1B in and ytd is barely positive at 1B. tells you how brutal the summer outflows were
eth flips red by 3M after an 851M week? thats a rounding error, people need to relax
^ and the zcash funds bleeding red gets zero sympathy. those things trade like penny stocks anyway
nine green days and 3.1b in but ytd is only barely back to positive 1b. tells you how ugly the mid year outflows were
One more week of this and the ETF doom posters pivot to structural bid takes without missing a beat
ether flipping red the same week bitcoin keeps stacking is rough for the eth crowd. 3m out vs 851m in is noise, but the timing stings
Zcash 8m out after a 200 percent two month run is just fast money exiting fast. that fund trades like a momentum vehicle now
66.2m on day nine is a lot thinner than the earlier sessions. conviction or exhaustion, next week tells us