Session Read 2026-09-23: 0 of 20 Pairs Higher
This post covers the daily session that closed on 2026-09-23 across 20 USD-quoted crypto pairs sourced from Coinbase Exchange candles. The session is complete; the figures below describe what already happened and carry no implication about any subsequent session.
The table published alongside this read shows each pair's closing price, its open-to-close change on the session, its 7-day and 30-day percentage changes, and where its close sat inside its own 30-day high-low range — a figure called range position, where 0% marks the 30-day low and 100% marks the 30-day high.
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What the Session Did
The 2026-09-23 session produced a clean sweep: 0 of 20 pairs closed higher. Every pair in the table finished the session in the red, placing this session in the broad-decline regime. The median open-to-close change across the 20 pairs was -6.57%, meaning roughly half the field fell by more than that figure and half by less.
NEAR was the least-affected pair, closing the session at -1.65% — a notably shallower loss than the field. It also sat at 84% of its 30-day range, the highest range position of any pair on the day, consistent with a pair that had been running strongly into the session. DOT was the weakest, closing -9.58% and sitting at 62% of its own 30-day range despite carrying a 30-day gain of +22.55% into the session. The spread between those two endpoints — 7.93 percentage points — is the dispersion figure for the day.
Several pairs that showed the largest 7-day gains heading into the session — AVAX at +37.41% over seven days, APT at +36.09%, OP at +28.21% — were among the harder-hit on the day, each falling between -8.87% and -9.23% on the session. That pattern is visible in the table but represents a single data point; it does not establish a reliable relationship. Most range positions across the field clustered in the 43%–84% band, meaning closes remained well inside 30-day ranges rather than at multi-week lows, even as session losses were steep.
| Pair | Close (USD) | Session | 7d | 30d | Range pos. |
|---|---|---|---|---|---|
| NEAR | 4.33 | -1.65% | +65.32% | +121.68% | 84% |
| BTC | 84,378.31 | -2.11% | +10.81% | +6.83% | 76% |
| ETH | 2,683.88 | -2.53% | +11.06% | +8.13% | 73% |
| ICP | 2.92 | -2.91% | +13.82% | +20.99% | 71% |
| SOL | 114.99 | -3.02% | +16.66% | +16.19% | 80% |
| XRP | 1.50 | -4.57% | +15.58% | +1.32% | 62% |
| LINK | 12.35 | -5.32% | +11.78% | +6.23% | 57% |
| IMX | 0.145350 | -5.76% | +21.41% | +11.20% | 69% |
| ADA | 0.238380 | -6.26% | +21.55% | +7.64% | 67% |
| XLM | 0.202062 | -6.57% | +9.92% | +4.29% | 57% |
| FET | 0.194200 | -7.20% | +23.07% | +11.77% | 69% |
| DOGE | 0.092700 | -7.69% | +14.66% | +2.90% | 52% |
| ATOM | 1.70 | -7.97% | +11.78% | +11.42% | 43% |
| SHIB | 0.000006 | -8.01% | +13.05% | +2.93% | 58% |
| STX | 0.307900 | -8.03% | +26.81% | +33.29% | 46% |
| HBAR | 0.090480 | -8.69% | +22.50% | +14.10% | 63% |
| APT | 0.754500 | -8.87% | +36.09% | +24.18% | 70% |
| OP | 0.122950 | -8.97% | +28.21% | +14.27% | 68% |
| AVAX | 10.27 | -9.23% | +37.41% | +36.14% | 68% |
| DOT | 1.10 | -9.58% | +8.12% | +22.55% | 62% |
Regime Description: Broad Decline
A broad-decline label is applied when the weight of evidence — here, 20 of 20 pairs closing lower — points uniformly in one direction for the session. It is distinguished from a mixed session, where advances and declines split the field, and from a compressed session, where moves are small regardless of direction. On 2026-09-23 the moves were neither small nor mixed: the median loss of -6.57% is large relative to typical single-session ranges, and the absence of any advancing pair removes the ambiguity that characterises a mixed reading.
Dispersion of 7.93 percentage points sits in a moderate range. A very low dispersion would indicate near-uniform losses with little differentiation across pairs; a very high figure would suggest the field was fracturing along asset-specific lines. At 7.93 percentage points, there was meaningful variation — NEAR's -1.65% and DOT's -9.58% represent genuinely different session experiences — but the direction was shared by all 20 pairs. The regime label captures the direction; the dispersion figure captures how tightly or loosely the field moved together.
Cost of Involvement on a Session Like This
On a session where the median move was -6.57% and the smallest loss was -1.65%, round-trip transaction costs occupy a different proportion of the available move depending on the pair and the holding period. Standard maker fees on major spot venues run roughly 0.00%–0.10% per side for high-volume tiers, with taker fees typically in the 0.05%–0.20% per-side range; a round trip therefore costs somewhere between effectively zero and approximately 0.40% in fees alone before spread or slippage is counted. Against a session loss of -6.57% at the median, that fee load is a small fraction of the move. Against the session's narrowest loss of -1.65%, fees and spread together become a more meaningful share of the total distance travelled.
Slippage is the less predictable component. In sessions characterised by broad, steep declines, bid-ask spreads on thinner pairs tend to widen as liquidity providers reprice risk, and market orders placed during the session may fill at prices meaningfully worse than the mid. The range positions reported here — based on daily candle closes — do not capture intraday spread widening, so the cost picture for anyone transacting during the session rather than at the close could differ from what the closing figures alone suggest.
The key structural observation is that on a -6.57% median session, a strategy that clears its round-trip cost through holding period (entering before the session and exiting after) faces a different arithmetic than one relying on frequency or size. None of those three paths is described here as preferable; the point is that the session's magnitude determines which of them the fee math even permits.
What One Session Does Not Establish
A single daily session is a sample of one. The broad-decline label describes what happened on 2026-09-23; it is not a classification of a trend, a regime shift, or a recurring pattern. The data here cannot establish whether the session's losses were a continuation, a reversal, or an isolated event, because one session provides no statistical basis for distinguishing between those possibilities.
The 7-day and 30-day figures in the table show that many pairs carried substantial gains into this session — NEAR's +121.68% over 30 days and AVAX's +36.14% are the most visible examples. The fact that a session decline followed those gains does not confirm or deny any relationship between prior momentum and subsequent session performance. One instance is not a pattern.
Range positions above 50% across most of the field indicate closes that remained in the upper half of 30-day ranges despite the session's severity, but that observation too is a single-day snapshot. The regime label, the breadth count, the dispersion figure, and the range positions all describe a session that has closed. None of them indicate what the next session will do, and this read makes no claim that they do.
The 2026-09-23 session stands as one of the more uniform single-day declines the 20-pair field can produce — a 0-of-20 breadth reading with a median loss of -6.57% is a rare enough outcome that it warrants careful description, even as the honest description ends there.
Sources
Note: This explains how a mechanism works. It is educational and is not financial, investment or trading advice, not a recommendation, and not a signal service. Any figure describes a session that has already closed and says nothing about what happens next. Trading cryptoassets risks losing money, including all of it.