---
title: "Bitcoin ETF inflows reported at $527M in single session"
language: en
canonical: "https://whycoinmoves.com/en/events/bitcoin-8a04a927f96ab9"
published: 2026-10-20T05:49:57.000Z
updated: 2026-10-20T07:32:10.000Z
indexable: false
---

# Bitcoin ETF inflows reported at $527M in single session

Attributed sources: [Cointelegraph](<https://cointelegraph.com/markets/bitcoin-etfs-527m-inflows-biggest-since-september>)

## Key facts

Cointelegraph reports US Bitcoin ETFs drew $527M in inflows, described as the largest showing since September, with BlackRock's IBIT leading at $665.2 million and offsetting outflows from Fidelity and Grayscale. These figures are from a single media report and have not been independently verified here.
News evidence score: 30/100 from 1 publisher group(s) (Cointelegraph); this measures source completeness, not truth or causation.
After site detection, observed returns were 1 hour: -0.12% (difference from BTC 0.00 pp; 20/10/2026, 13:52 → 20/10/2026, 14:52, UTC+8; OKX · USDT). Unlisted windows are unavailable.
In the preceding 30 days, the 99th percentile of absolute hourly returns was 1.23% (OKX · USDT; cutoff 20/10/2026, 13:49, UTC+8). This hourly baseline is not directly comparable with a minute move.

## Returns after site detection

| Window | Return | BTC | Difference from BTC | Actual sampled interval (UTC+8) | Source |
| --- | --- | --- | --- | --- | --- |
| 5 minutes | — | — | — | — | — |
| 1 hour | -0.12% | -0.12% | 0.00 pp | 20/10/2026, 13:52 → 20/10/2026, 14:52 | OKX · USDT |
| 24 hours | — | — | — | — | — |

## 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+8) | OKX · USDT / 20/10/2026, 13:49 |

## Claims and open questions

- US Bitcoin ETFs drew $527M in inflows, the biggest showing since September, according to Cointelegraph
- BlackRock's IBIT led with $665.2 million in inflows
- Those inflows offset withdrawals from Fidelity and Grayscale, while other funds recorded no net flows
- Whether the reported flow figures match official fund or issuer disclosures
- What drove the reported inflows and whether they reflect sustained demand
- How subsequent sessions compared with this reported total

## Source evidence

- [US Bitcoin ETFs draw $527M in biggest showing since September](<https://cointelegraph.com/markets/bitcoin-etfs-527m-inflows-biggest-since-september>) — Cointelegraph; published 20/10/2026, 13:39; received 20/10/2026, 13:49 (UTC+8).


## Recent BTC events and market reactions

- [Reports: Strategy buys $22M in bitcoin, repurchases $193M in STRC](<https://whycoinmoves.com/en/events/bitcoin-a8e56e82aac2a7>)
- [Full coin archive](<https://whycoinmoves.com/en/coins/bitcoin>)

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