io:ANTHpre-ipo · growth mode on · 6× max
Over 50 days of 20-level order-book snapshots, io:ANTH quoted a median spread of 0.92 bps in US regular hours with $48k resting within 25 bps of mid. A $25k market order paid about 11.93 bps in regular hours and 10.59 bps on weekends, when depth within 25 bps fell to $45k. Taker fee is 0.90 bps with growth mode on; funding averaged +17.00% annualised over the last 30 days.
order book replay48 snapshots · 2026-10-08 12:55 → 16:50 UTC · ANTH.json
depth = USD resting within ±25 bps of mid · slip = $25k market order through the book, avg fill vs mid, buy/sell mean · med = this market's median in the snapshot's session
order book replay: no recent order book snapshots
by sessionNew York time · medians over 50 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 | 2,016 | 0.92 | 2.78 | $48k | 11.93 | 5.87 | 0% | 0% | ||||
| US extended 4–9:30, 16–20 | 2,929 | 0.52 | 2.74 | $46k | 11.42 | 7.50 | 0% | 0% | ||||
| Overnight 20–4 | 2,051 | 0.51 | 2.62 | $46k | 10.83 | 7.51 | 0% | 0% | ||||
| Weekend / holiday | 3,578 | 0.52 | 2.62 | $45k | 10.59 | 3.57 | 0% | 0% |
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
history21 market changes to io:ANTH observed in the changelog · newest first
- 2026-10-06 20:26OI cap$45.0M ↑ $50.0MoiCap observed changing from $45M to $50M
- 2026-09-19 02:28OI cap$39.0M ↑ $45.0MoiCap observed changing from $39M to $45M
- 2026-09-15 16:28OI cap$36.0M ↑ $39.0MoiCap observed changing from $36M to $39M
- 2026-09-14 05:28OI cap$33.0M ↑ $36.0MoiCap observed changing from $33M to $36M
- 2026-09-09 04:28OI cap$28.0M ↑ $33.0MoiCap observed changing from $28M to $33M
- 2026-09-08 19:28OI cap$26.0M ↑ $28.0MoiCap observed changing from $26M to $28M
- 2026-09-08 13:28OI cap$25.0M ↑ $26.0MoiCap observed changing from $25M to $26M
- 2026-09-08 12:28OI cap$24.0M ↑ $25.0MoiCap observed changing from $24M to $25M
- 2026-09-08 00:28OI cap$21.0M ↑ $24.0MoiCap observed changing from $21M to $24M
- 2026-09-06 22:46OI cap$18.0M ↑ $21.0MoiCap observed changing from $18M to $21M
- 2026-09-04 19:45OI cap$15.0M ↑ $18.0MoiCap observed changing from $15M to $18M
- 2026-09-03 15:45OI cap$13.0M ↑ $15.0MoiCap observed changing from $13M to $15M
- 2026-09-02 10:45OI cap$10.0M ↑ $13.0MoiCap observed changing from $10M to $13M
- 2026-09-01 10:46OI cap$8.0M ↑ $10.0MoiCap observed changing from $8M to $10M
- 2026-08-30 00:46OI cap$5.0M ↑ $8.0MoiCap observed changing from $5M to $8M
- 2026-08-27 14:46margin table3 → 6 gap 7.0hmarginTableId observed changing from 3 to 6
- 2026-08-27 14:46max leverage3× ↑ 6× gap 7.0hmaxLeverage observed changing from 3 to 6
- 2026-08-25 14:46OI cap$3.0M ↑ $5.0MoiCap observed changing from $3M to $5M
- 2026-08-19 14:46growth modedisabled → enabledgrowthMode observed changing from disabled to enabled
- 2026-08-19 11:46listedannounced → tradingtrading enabled, announced 2026-08-19 · OI cap $3M · 3× max · growth mode off · marginTableId 3 · szDecimals 3 · fundingMultiplier 0.00125
- 2026-08-19 09:46announced— → announcedmarket announced, trading not enabled
Plus 2 funding-parameter changes on 2 days, not listed here: show them in the changelog.
observed = first collector snapshot showing the new value, UTC; the change happened between the previous snapshot and that one announced = the market appeared with trading disabled; listed = trading enabled; trading halt = off and back within 48 h, before → after = mark either side full changelog atom feed
io:ANTH is a pre-IPO name: daily closes, range, open interest and volume since listing are on its pre-IPO price page.
10,574 snapshots · 2026-08-19 11:47 → 2026-10-08 16:20 UTC (50.2 days) · size decimals 3 · raw: /api/io/ANTH.json · method and caveats: methodology