--- title: "Why did QTC drop 11.50% in 1 minute? Evidence check: Quantus falls sharply in one-minute move while other tracked coins hold steady · 2026-10-25" description: "QTC -11.50% in 1 minute on Gate · USDT, Oct 25 UTC: no news found. Quantus fell sharply against USDT on Gate in a one-minute window, while none of the other tracked coins moved in the same direction and Bitcoin was roughly flat over the same period. Spot activity on the venue and derivatives…" language: en canonical: "https://whycoinmoves.com/en/events/quantus-move-1792923660" published: 2026-10-25T10:22:00.000Z updated: 2026-10-25T11:24:04.000Z indexable: true --- # Why did QTC drop 11.50% in 1 minute? Evidence check: Quantus falls sharply in one-minute move while other tracked coins hold steady · 2026-10-25 QTC -11.50% in 1 minute on Gate · USDT, Oct 25 UTC: no news found. Quantus fell sharply against USDT on Gate in a one-minute window, while none of the other tracked coins moved in the same direction and Bitcoin was roughly flat over the same period. Spot activity on the venue and derivatives… Nearby report sources (context, not confirmed causes): No matching source available ## Key facts QTC changed -11.50% in 1 minute (25/10/2026, 10:20 to 25/10/2026, 10:21, UTC; Gate · USDT). The cause remains unresolved. After site detection, observed returns were 5 minutes: -9.00% (difference from BTC -8.99 pp; 25/10/2026, 10:23 → 25/10/2026, 10:28, UTC; Gate · USDT); 1 hour: -17.05% (difference from BTC -17.16 pp; 25/10/2026, 10:23 → 25/10/2026, 11:23, UTC; Gate · USDT). Unlisted windows are unavailable. In the preceding 30 days, the 99th percentile of absolute hourly returns was 27.18% (Gate · USDT; cutoff 25/10/2026, 10:21, UTC). 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) | Source | | --- | --- | --- | --- | --- | --- | | 5 minutes | -9.00% | -0.02% | -8.99 pp | 25/10/2026, 10:23 → 25/10/2026, 10:28 | Gate · USDT | | 1 hour | -17.05% | +0.11% | -17.16 pp | 25/10/2026, 10:23 → 25/10/2026, 11:23 | Gate · USDT | | 24 hours | — | — | — | — | — | ## Detected price interval | Metric | Value | | --- | --- | | Window | 1 min | | Sampled prices | 0.001387 → 0.0012275 | | Return / BTC difference | -11.50% / -11.53 pp | | Detection threshold | 2% | | Source | Gate · USDT | [Research: announcement timing and causality]() ## Historical hourly baseline | Metric | Value | | --- | --- | | Ready | true | | Coverage | 100.0% (720/720) | | Median absolute hourly return | 0.48% | | 99th percentile of absolute hourly returns | 27.18% | | BTC beta | -0.80 | | Source / cutoff (UTC) | Gate · USDT / 25/10/2026, 10:21 | ## Claims and open questions - Whether an exchange listing, trading notice, project announcement or on-chain flow involving Quantus preceded the move - Whether broader market news or a specific event around this time explains the drop ## Source evidence ## Recent QTC events and market reactions - [Why did QTC drop 17.05% in 60 minutes? Evidence check: Quantus falls sharply in an isolated move · 2026-10-25]() — Received 25/10/2026, 11:24 (UTC) · Cause unresolved · Market watch · 5m +0.45% - [Why did QTC go up 3.83% in 1 minute? Evidence check: Quantus rises sharply in one-minute move while other tracked coins stay flat · 2026-10-25]() — Received 25/10/2026, 09:15 (UTC) · Cause unresolved · Market watch · 5m +6.83% / 1h +2.14% - [Why did QTC go up 2.53% in 1 minute? Evidence check: Quantus rises sharply in one-minute move · 2026-10-25]() — Received 25/10/2026, 04:18 (UTC) · Cause unresolved · Market watch · 5m 0.00% / 1h -0.72% - [Why did QTC go up 2.86% in 1 minute? Evidence check: Quantus rises sharply in one-minute move · 2026-10-25]() — Received 25/10/2026, 03:08 (UTC) · Cause unresolved · Market watch · 5m 0.00% / 1h -0.56% - [Why did QTC drop 6.16% in 1 minute? Evidence check: Quantus falls sharply in one-minute move as other tracked coins stay flat · 2026-10-25]() — Received 25/10/2026, 02:55 (UTC) · Cause unresolved · Market watch · 5m 0.00% / 1h +2.56% - [Full coin archive]() ## Research for this archive - [Altcoin beta to Bitcoin: BTC, ETH, SOL and DOGE hourly returns]() - [Will Bitcoin go back up? Every crash since 2011 and its recovery time]() - [Do XRP and Solana ETF flows move the price? First-year data]() - [Crypto liquidity and order book depth: a historical data audit]() [Methods and limitations]() Publisher count is not independent evidence count. Price changes cannot verify news or prove causation.