---
title: "Bitcoin, Ether ETFs shed $549M as October ETH outflows near $1B"
description: "2026-10-19にCointelegraphが報道。検知後1時間でETH -0.16%。 Cointelegraph: “US spot Ether ETFs recorded around $955 million in October net outflows so far, while Bitcoin funds extended their weekly withdrawal streak to two weeks.” 検知後1時間でETHは-0.16%変動。価格観測は因果関係を証明しません。"
language: ja
canonical: "https://whycoinmoves.com/ja/events/ethereum-b99ddacfca2587"
published: 2026-10-20T05:40:56.000Z
updated: 2026-10-21T08:26:03.000Z
indexable: false
---

# Bitcoin, Ether ETFs shed $549M as October ETH outflows near $1B

2026-10-19にCointelegraphが報道。検知後1時間でETH -0.16%。 Cointelegraph: “US spot Ether ETFs recorded around $955 million in October net outflows so far, while Bitcoin funds extended their weekly withdrawal streak to two weeks.” 検知後1時間でETHは-0.16%変動。価格観測は因果関係を証明しません。

Attributed sources: [Cointelegraph](<https://cointelegraph.com/markets/bitcoin-ether-etfs-549-million-weekly-outflows>)

## Key facts

Cointelegraph: “US spot Ether ETFs recorded around $955 million in October net outflows so far, while Bitcoin funds extended their weekly withdrawal streak to two weeks.” 検知後1時間でETHは-0.16%変動。価格観測は因果関係を証明しません。
Evidence strength: 単一情報源, 1 publisher group(s) (Cointelegraph); this describes source coverage, not truth or causation.
検知後の観測リターン：1時間: -0.16% (BTC比差 +0.00 pt; 20/10/2026, 05:44 → 20/10/2026, 06:47, UTC; OKX · USDT)。記載のない時間枠は未取得です。
直近30日間の時間足絶対リターンの99パーセンタイルは1.46%（OKX · USDT；基準 20/10/2026, 05:40, UTC）です。時間足基準は分単位の変動と直接比較できません。

## Returns after site detection

| Window | Return | BTC | Difference from BTC | Actual sampled interval (UTC) | Source |
| --- | --- | --- | --- | --- | --- |
| 5分 | — | — | — | — | — |
| 1時間 | -0.16% | -0.16% | +0.00 pt | 20/10/2026, 05:44 → 20/10/2026, 06:47 | OKX · USDT |
| 24時間 | — | — | — | — | — |

## Historical hourly baseline

| Metric | Value |
| --- | --- |
| Ready | true |
| Coverage | 99.9% (719/720) |
| Median absolute hourly return | 0.19% |
| 99th percentile of absolute hourly returns | 1.46% |
| BTC beta | 1.12 |
| Source / cutoff (UTC) | OKX · USDT / 20/10/2026, 05:40 |

## Claims and open questions

- No independently verified causal explanation is available.

## Source evidence

- [Bitcoin, Ether ETFs shed $549M as October ETH outflows near $1B](<https://cointelegraph.com/markets/bitcoin-ether-etfs-549-million-weekly-outflows>) — Cointelegraph; published 19/10/2026, 07:54; received 20/10/2026, 05:40 (UTC).
- [Ether ETF outflows continue, pass $1B in October so far](<https://cointelegraph.com/markets/ether-etf-outflows-near-1-1-billion-october>) — Cointelegraph; published 21/10/2026, 08:11; received 21/10/2026, 08:24 (UTC).


## Recent ETH events and market reactions

公開基準を満たした他のETHイベントはまだありません。

- [Full coin archive](<https://whycoinmoves.com/ja/coins/ethereum>)

## 他銘柄の直近の価格急変動イベント

- [ZEC: ZECはなぜ1分で0.74%下落したのか？根拠・市場データ検証 · 2026-10-23](<https://whycoinmoves.com/ja/events/zcash-move-1792720080>)
- [SHIB: SHIBはなぜ1分で0.74%上昇したのか？根拠・市場データ検証 · 2026-10-23](<https://whycoinmoves.com/ja/events/shiba-inu-move-1792719780>)
- [ADA: ADAはなぜ5分で1.60%下落したのか？根拠・市場データ検証 · 2026-10-22](<https://whycoinmoves.com/ja/events/cardano-move-1792687800>)
- [価格急変動](<https://whycoinmoves.com/ja/topics/market>)

## Research for this archive

- [Altcoin beta to Bitcoin: BTC, ETH, SOL and DOGE hourly returns](<https://whycoinmoves.com/ja/research/hourly-returns-and-bitcoin-beta.md>)
- [Perpetual funding rates and annualized yield: a 2025 comparison](<https://whycoinmoves.com/ja/research/funding-rates-versus-investor-returns.md>)
- [Crypto listing and delisting effects: an OKX price study](<https://whycoinmoves.com/ja/research/exchange-listing-and-delisting-price-reactions.md>)
- [XRP lawsuit and Ethereum ETFs: reading SEC filings and rulings](<https://whycoinmoves.com/ja/research/regulatory-filings-versus-media-headlines.md>)

[Methods and limitations](<https://whycoinmoves.com/ja/methodology>)
Publisher count is not independent evidence count. Price changes cannot verify news or prove causation.