Bitcoin and Ethereum ETFs See December Outflows as Fidelity Funds Attract Fresh Inflows

Mon Dec 08 2025
SoSoValue reports $87.77M BTC ETF and $65.59M ETH ETF outflows, while Fidelity’s FBTC and FETH still see strong inflows. ATH.LIVE says this reflects market recalibration, not structural weakness, and highlights where disciplined investors may find opportunity.

📉 Bitcoin & Ethereum ETFs See December Outflows — But Fidelity Keeps Buying the Dip

SoSoValue data shows net outflows from BTC and ETH spot ETFs — yet flagship products from Fidelity still attract capital, hinting at a deeper institutional recalibration, not a collapse.

⚡ Quick Facts

  • Dec 1–5: Bitcoin spot ETFs saw net outflows of $87.77M.
  • Over the same period, Ethereum spot ETFs recorded $65.59M in net outflows.
  • Top BTC inflow: Fidelity FBTC with +$61.96M.
  • Top BTC outflow: ARKB with -$77.86M.
  • Top ETH inflow: Fidelity FETH with +$35.5M.
  • Top ETH outflow: BlackRock ETHA with -$55.87M.
  • BTC ETFs AUM: $117.11B (~6.57% of Bitcoin’s market cap).
  • ETH ETFs AUM: $18.94B (~5.19% of Ethereum’s market cap).

📊 What the SoSoValue ETF Flow Report Actually Shows

The latest weekly ETF flow report from SoSoValue covering December 1–5 shows that:

  • Bitcoin spot ETFs recorded total net outflows of $87.77M.
  • Ethereum spot ETFs saw net outflows of $65.59M.

On the surface, that looks bearish. But a closer look reveals a more nuanced picture: capital is not fleeing the asset class — it’s rotating between products.

₿ Bitcoin ETFs: Big Picture Still Massive

Bitcoin ETFs remain the heavyweight of institutional crypto exposure, with:

$117.11B in assets under management — about 6.57% of Bitcoin’s total market cap.

Flows between specific issuers, however, show divergent investor preferences:

  • FBTC (Fidelity): +$61.96M weekly inflows, total AUM $12.09B.
  • BITB (Bitwise): +$9.3M inflows, total $2.26B.
  • ARKB (ARK + 21Shares): -$77.86M outflows, total $1.75B.
  • IBIT (BlackRock): -$48.99M outflows, total $62.52B.

Translation: Bitcoin ETFs are not being abandoned. Investors are adjusting positions among issuers based on fees, performance, and risk appetite.

🟣 Ethereum ETFs: Smaller, But Structurally Important

Ethereum spot ETFs hold a combined $18.94B — about 5.19% of ETH’s market cap.

Flows are equally mixed:

  • FETH (Fidelity Ethereum ETF): +$35.5M inflows, total $2.62B.
  • ETH (Grayscale Mini ETH): +$7.51M inflows.
  • ETHA (BlackRock): -$55.87M outflows.
  • ETHE (Grayscale): -$53.17M outflows.

Here too, capital isn’t disappearing — it’s picking favorites.

🧠 ATH.LIVE: This Is Recalibration, Not Capitulation

ATH.LIVE analysts argue that these outflows should be viewed as part of a normal adjustment phase inside a maturing ETF ecosystem — not as a sign of structural failure.

  1. Supercycle Context
    Bitcoin may still be in a broader liquidity-driven supercycle, where temporary ETF outflows and price corrections are expected and even healthy.
  2. Institutional Demand Is Still There
    Robust inflows into Fidelity’s FBTC and FETH signal that long-horizon capital still trusts these structures.
  3. Macro Liquidity Matters More Than One Week of Flows
    Short-term outflows often track macro liquidity pressures, rate expectations, and risk sentiment — not the underlying thesis for BTC or ETH.
  4. Corrections = Accumulation Windows
    For disciplined investors, these recalibrations can be entry points into the strongest ETF products.

🏦 Selective Confidence: Fidelity vs. Everyone Else

The clearest takeaway from the data: investors are becoming more selective.

ETFs backed by deep institutional brands, strong infrastructure, and clear liquidity — particularly Fidelity’s FBTC and FETH — continue to attract:

  • new inflows,
  • rollovers from weaker products,
  • attention from professional allocators.

Meanwhile, products like ARKB and ETHA are seeing outflows as investors consolidate exposure.

📉 Short-Term Volatility, Long-Term Structure Still Intact

ATH.LIVE notes that technical indicators currently show a cautious market phase:

  • reduced risk appetite,
  • position trimming,
  • higher sensitivity to macro headlines.

But structurally:

  • Bitcoin ETFs still hold a meaningful slice of total supply.
  • Ethereum ETFs continue to grow as a share of ETH’s monetary base.
  • Institutional rails are embedded — and not going away.

The ETF market is rebalancing, not exiting.

🧩 TL;DR

  • Dec 1–5: BTC ETFs saw $87.77M in outflows; ETH ETFs saw $65.59M in outflows.
  • Fidelity’s FBTC and FETH still pulled in strong inflows, while ARKB and ETHA led outflows.
  • BTC ETFs hold $117.11B (~6.57% of BTC’s market cap); ETH ETFs hold $18.94B (~5.19% of ETH’s market cap).
  • ATH.LIVE views this as a recalibration phase, not a structural breakdown.
  • Selective investor preference and macro liquidity will likely shape the next wave of ETF growth.

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