---
title: "Wall Street freaked out Friday, but VIX and bitcoin trades say the fear may fade Monday."
description: "2026-10-18にCoinDeskが報道。検知後1時間でBTC -0.16%。 CoinDesk: “Wall Street's fear gauge, the VIX index, spiked on Friday as stocks dropped. History says Friday panics usually fade on Monday. Seasonality and calm bitcoin markets suggest the same.” 検知後1時間でBTC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/bitcoin-f6587488be71de"
published: 2026-10-20T05:43:57.000Z
updated: 2026-10-20T14:56:01.000Z
indexable: false
---

# Wall Street freaked out Friday, but VIX and bitcoin trades say the fear may fade Monday.

2026-10-18にCoinDeskが報道。検知後1時間でBTC -0.16%。 CoinDesk: “Wall Street's fear gauge, the VIX index, spiked on Friday as stocks dropped. History says Friday panics usually fade on Monday. Seasonality and calm bitcoin markets suggest the same.” 検知後1時間でBTCは-0.16%変動。価格観測は因果関係を証明しません。

Attributed sources: [CoinDesk](<https://www.coindesk.com/markets/2026/10/18/wall-street-freaked-out-friday-vix-and-bitcoin-say-it-may-not-last>)

## Key facts

CoinDesk: “Wall Street's fear gauge, the VIX index, spiked on Friday as stocks dropped. History says Friday panics usually fade on Monday. Seasonality and calm bitcoin markets suggest the same.” 検知後1時間でBTC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) (CoinDesk); this describes source coverage, not truth or causation.
検知後の観測リターン：1時間: -0.16% (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1.23%（OKX · USDT；基準 20/10/2026, 05:43, 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 | 0.15% |
| 99th percentile of absolute hourly returns | 1.23% |
| BTC beta | 1.00 |
| Source / cutoff (UTC) | OKX · USDT / 20/10/2026, 05:43 |

## Claims and open questions

- No independently verified causal explanation is available.

## Source evidence

- [Wall Street freaked out Friday, but VIX and bitcoin trades say the fear may fade Monday.](<https://www.coindesk.com/markets/2026/10/18/wall-street-freaked-out-friday-vix-and-bitcoin-say-it-may-not-last>) — CoinDesk; published 18/10/2026, 16:33; received 20/10/2026, 05:43 (UTC).


## Recent BTC events and market reactions

公開基準を満たした他のBTCイベントはまだありません。

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

## 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>)
- [Bitcoin halving and bull markets: evidence from four halvings](<https://whycoinmoves.com/ja/research/bitcoin-halving-and-market-cycles.md>)
- [Bittensor (TAO): Bitcoin beta, volatility and the AI crypto narrative](<https://whycoinmoves.com/ja/research/tao-bitcoin-risk-and-ai-narrative.md>)

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