B2 perps

Perp · Binance · #610 by volume

0.41080-1.20% 24h

Binance USDT · 24h 0.40020 – 0.42840

24h volume: $1.3M; #610 of 910
Open interest: $7.1M; −0.6% contracts · 24h
Spread: 4.87 bps; median · 24h
Size at best price: $157; mean · 24h
Net taker flow: −$47.0K; every contract · 24h
Funding: +0.0053%; per period · BIN

Aperiodic metrics · B2 · 24 h

Every metric on B2, bar by bar →

Are takers buying or selling B2?

Flow

Takers sold $46.5K more than they bought on Binance USDT over 24 h; the heaviest hour, 03:20 UTC, saw $27.0K.

+$27.0K0−$27.0K

23:20 UTCnow

flow.volume_delta_notionalbusiest contract · hourly · 24 h

What does it cost to cross B2's spread?

L1 liquidity

4.87 bps median on Binance USDT, wider than 83% of the 200 most traded perps.

#1BTC0.014 bps
#2ETH0.051 bps
#3SOXL1.56 bps
#5SOL1.25 bps
#10AKE3.20 bps
#25SP5000.13 bps
#50MUU5.64 bps
#100MVLL8.76 bps
#200AIN2.70 bps
#610B24.87 bps

l1_liquidity.spread_bpsbusiest contract · median · 24 h

How much size waits at B2's best price?

L1 liquidity

$157 at the best bid and ask on Binance USDT, on average, thinner than 98% of the 200 most traded perps.

#1BTC$651.3K
#2ETH$269.7K
#3SOXL$87.0K
#5SOL$157.7K
#10AKE$562
#25SP500$105.4K
#50MUU$22.5K
#100MVLL$13.7K
#200AIN$181
#610B2$157

l1_liquidity.total_dollar_depthbusiest contract · mean · 24 h

Which way is B2's book leaning?

L2 imbalance

Leaned to the ask in 19 of 24 hours on Binance USDT; 46% bids over the day.

67% bid033% bid

23:20 UTCnow

l2_imbalance.imbalance_ratio_10Binance USDT · top 10 levels · hourly

Does B2 trade away from its index?

Basis

15.2 bps above its index on Binance USDT now; 5.10 bps to 41.5 bps above over 24 h.

+41.5 bps0−41.5 bps

23:20 UTCnow

basis.basis_bpsBinance USDT · hourly

Is leverage building in B2?

Open interest

$7.1M open across 1 contract: −0.6% in contracts, −1.8% in dollars over 24 h.

$7.4M$7.0M

23:20 UTCnow

open_interest.open_interestbusiest contract · hourly

Who pays funding on B2?

Funding

Longs pay +0.0053% a period on Binance USDT; between +0.0050% and +0.0359% over 24 h.

+0.0359%0−0.0359%

23:20 UTCnow

funding.funding_rateBinance USDT · hourly

B2's contract · now

Named by Atlas →

Contract	Price	24h	Volume 24h	Open interest	Funding	Spread	Charts
Binance USDTperpetual-B2-USDT:USDT	0.41080	-1.20%	$1.3M	$7.1M	+0.0053%	4.87	Charts →

History · a year of 5m bars per series · busiest contract

Every chart for B2 →

Python

import os
from datetime import date

from aperiodic import get_derivative_metrics, get_metrics

# aperiodic.io/markets: B2 on Binance
# 5m bars, 2025-11-12 to 2026-11-12. Install: pip install "aperiodic[polars]"
# Needs an API key (https://aperiodic.io/home/api) on a plan with flow, basis, open_interest, funding (Pro) and l1_liquidity, l2_imbalance (Prime).
API_KEY = os.environ["APERIODIC_API_KEY"]
# timestamp="true" keys bars on capture time, as on the page; "exchange" keys them on exchange time.
PERIOD = dict(
    interval="5m",
    timestamp="true",
    start_date=date(2025, 11, 12),
    end_date=date(2026, 11, 12),
)

flow = get_metrics(
    api_key=API_KEY,
    metric="flow",
    exchange="binance-futures",
    symbol="perpetual-B2-USDT:USDT",
    **PERIOD,
)

l1_liquidity = get_metrics(
    api_key=API_KEY,
    metric="l1_liquidity",
    exchange="binance-futures",
    symbol="perpetual-B2-USDT:USDT",
    **PERIOD,
)

l2_imbalance = get_metrics(
    api_key=API_KEY,
    metric="l2_imbalance",
    exchange="binance-futures",
    symbol="perpetual-B2-USDT:USDT",
    **PERIOD,
)

basis = get_derivative_metrics(
    api_key=API_KEY,
    metric="basis",
    exchange="binance-futures",
    symbol="perpetual-B2-USDT:USDT",
    **PERIOD,
)

open_interest = get_derivative_metrics(
    api_key=API_KEY,
    metric="open_interest",
    exchange="binance-futures",
    symbol="perpetual-B2-USDT:USDT",
    **PERIOD,
)

funding = get_derivative_metrics(
    api_key=API_KEY,
    metric="funding",
    exchange="binance-futures",
    symbol="perpetual-B2-USDT:USDT",
    **PERIOD,
)

Every number is from Aperiodic's own 5-minute bars, 15 minutes behind.

Contract

Price

24h

Volume 24h

Open interest

Funding

Spread

Binance USDTperpetual-B2-USDT:USDT

0.41080

-1.20%

$1.3M

$7.1M

+0.0053%

4.87

Charts →

import os from datetime import date from aperiodic import get_derivative_metrics, get_metrics # aperiodic.io/markets: B2 on Binance # 5m bars, 2025-11-12 to 2026-11-12. Install: pip install "aperiodic[polars]" # Needs an API key (https://aperiodic.io/home/api) on a plan with flow, basis, open_interest, funding (Pro) and l1_liquidity, l2_imbalance (Prime). API_KEY = os.environ["APERIODIC_API_KEY"] # timestamp="true" keys bars on capture time, as on the page; "exchange" keys them on exchange time. PERIOD = dict( interval="5m", timestamp="true", start_date=date(2025, 11, 12), end_date=date(2026, 11, 12), ) flow = get_metrics( api_key=API_KEY, metric="flow", exchange="binance-futures", symbol="perpetual-B2-USDT:USDT", **PERIOD, ) l1_liquidity = get_metrics( api_key=API_KEY, metric="l1_liquidity", exchange="binance-futures", symbol="perpetual-B2-USDT:USDT", **PERIOD, ) l2_imbalance = get_metrics( api_key=API_KEY, metric="l2_imbalance", exchange="binance-futures", symbol="perpetual-B2-USDT:USDT", **PERIOD, ) basis = get_derivative_metrics( api_key=API_KEY, metric="basis", exchange="binance-futures", symbol="perpetual-B2-USDT:USDT", **PERIOD, ) open_interest = get_derivative_metrics( api_key=API_KEY, metric="open_interest", exchange="binance-futures", symbol="perpetual-B2-USDT:USDT", **PERIOD, ) funding = get_derivative_metrics( api_key=API_KEY, metric="funding", exchange="binance-futures", symbol="perpetual-B2-USDT:USDT", **PERIOD, )