xyz:MRNAequity & other · growth mode on · 10× max
Over 42 days of 20-level order-book snapshots, xyz:MRNA quoted a median spread of 5.53 bps in US regular hours with $466k resting within 25 bps of mid. A $25k market order paid about 6.12 bps in regular hours and 13.73 bps on weekends, when depth within 25 bps fell to $55k. Taker fee is 0.90 bps with growth mode on; funding averaged +5.95% annualised over the last 30 days.
by sessionNew York time · medians over 42 days
| session | snaps | spread | p90 | top | depth ±10 | depth ±25 | depth ±50 | $5k | $25k | $100k | $100k fills | $250k fills |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| US regular 9:30–16:00 | 1,683 | 5.53 | 10.03 | $466k | 6.12 | 9.90 | 92% | 26% | ||||
| US extended 4–9:30, 16–20 | 2,398 | 4.42 | 8.37 | $254k | 6.43 | 11.16 | 66% | 6% | ||||
| Overnight 20–4 | 1,649 | 5.11 | 9.52 | $244k | 7.33 | 12.76 | 64% | 6% | ||||
| Weekend / holiday | 3,047 | 5.85 | 9.60 | $55k | 13.73 | 23.20 | 16% | 2% |
bps unless stated · RTH 9:30–16:00 · extended 4:00–9:30 and 16:00–20:00 · overnight 20:00–4:00 on weekdays · weekend runs Friday 20:00 to Monday 4:00 and includes NYSE holidays · slip = mean of the buy and sell side of a market order walking the visible 20 levels · fills = share of snapshots the size fits inside those levels · "—" = not fillable in the median snapshot
slippage curve
hour of week
weekly · spread
weekly · depth ±25 bps
per round trip = 2 × median slippage + 2 × taker fee · funding uses the 30-day mean hourly rate, annualised, charged for a position held all day · slippage between tested sizes is interpolated on a log scale · ignores maker rebates, impact that persists after your fill, and fee tiers
8,777 snapshots · 2026-08-19 13:50 → 2026-09-30 18:23 UTC (42.2 days) · size decimals 2 · raw: /data/xyz/MRNA.json · method and caveats: methodology