ETF & Funds Intelligence, Unpacked
Go beyond the ticker. Analyze holdings, flows, liquidity, premiums/discounts, and factor exposures. Model the true underlying risk and opportunity of any fund.
Go beyond the ticker. Access fund-level details, constituent holdings, sector allocations, and geographic exposure for ETFs across global markets - so you can model the true underlying risk of any fund.
from axion import Axion, utils, visualize
client = Axion(api_key="your_api_key")
etfs = ["SPY", "QQQ", "VTI", "IWM", "DIA"]
def fetch_fund(row):
t = row["ticker"]
fund = client.etfs.fund(t)
return (t, {
"ticker": t,
"name": fund["longName"],
"aum": fund["totalAssets"],
"expense_ratio": fund["expenseRatio"],
"category": fund["category"],
})
df_etfs = utils.df([{"ticker": t} for t in etfs])
fund_map = {}
utils.work(df_etfs, fetch_fund, fund_map)
df_funds = utils.df(list(fund_map.values()))
df_funds = df_funds.sort_values("aum", ascending=False)
visualize.bar(df_funds, x="ticker", y="aum")




Full position-level transparency with daily updates. See exactly what every ETF holds, from top 10 constituents to complete portfolio breakdowns.
Track daily creations and redemptions across 10,000+ ETFs. Identify institutional money moving in and out before it impacts price.
Monitor historical and end-of-day NAV vs. market price. Analyze premium/discount spreads over time to spot mispricings and assess execution quality.
Deconstruct any fund into value, growth, momentum, quality, and ESG exposures. Model style drift, overlap, and unintended bets across your portfolio.
Compare expense ratios, liquidity costs, and tracking difference. Full cost-of-ownership metrics for smarter fund selection and benchmarking.
ETFs from 50+ markets covering equity, fixed income, commodity, and thematic strategies. One API across the entire global fund universe.
Global Coverage
Track over 10,000 funds worldwide with daily holdings, fund flows, NAV, expense ratios, and factor exposures. Optimized for long-horizon research with daily and hourly data.
Go beyond the ticker. Analyze holdings, flows, liquidity, premiums/discounts, and factor exposures. Model the true underlying risk and opportunity of any fund.
Daily holdings, sector exposures, fund ratings, and liquidity metrics for over 10,000 global ETFs
Access daily and hourly market data, historical prices dating back to 1987, and complete corporate action information for over 100,000 stocks across major global exchanges. Power quantitative trading strategies, risk management systems, and portfolio analytics with institutional-grade data.
Start For Free0.06%
Low cost
82/100
Well balanced
You can access data for stocks and ETFs across every major global market.
NASDAQ · DAILY BREADTH
Advance / decline
3.18 : 1
Above 50D
68%
New highs
142
Up volume
74%
You get comprehensive coverage of global trading venues with daily and hourly data.
SPY · PARTICIPATION MAP
Tech
Industrials
Financials
Health
Consumer
Utilities
5-day ETF flow
+$6.8B
74% into equal weight
Top-10 weight
34.8%You can perform institutional-grade analysis with one of the largest financial datasets available.
Growth of $100 invested
You can backtest strategies across decades of market data for robust historical analysis.
We detected 2 holdings that have drifted from your target allocation. Here is what we observed:
Two funds moved more than 5 points away from their target weights after the recent equity rally:
Total US Stock: VTI
Target 55%
Off target
63%
Long-Term Bond: BLV
Target 20%
Off target
13%
You can pull decades of history nearly instantly to power long-horizon research and backtesting.
Yes. The holdings endpoint returns an ETF's underlying positions, and companion endpoints give holding weights and sector or asset-class exposure breakdowns for any fund.
The universe spans US-listed ETFs across equity, fixed income, commodity and multi-asset funds. Use the list endpoint to pull every supported fund and its metadata in one request.
Every covered fund has full historical OHLCV data alongside quotes and fund profiles, ready for performance analysis and factor research.
The exposure endpoint aggregates a fund's holdings into sector, geography and asset-class views, useful for overlap analysis when combining multiple ETFs in one portfolio.
Flexible plans for developers, startups, and enterprises. Access comprehensive market data, fundamental data, and alternative data through a single financial data API.
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