How to Buy Aon Stock
Step-by-step guide 2026 — from broker comparison to your first AON order.
4 steps to your first AON order
Pick a broker
Choose a regulated online broker that trades AON on Xetra/Vienna or its home exchange. Our three picks for Aon are below — all support fractional shares and low fees.
Open & verify the account
Online onboarding takes 5 minutes. Identification via video-ident or PostIdent. Verification typically takes 24h, with Trade Republic often <1h.
Fund the account
Via SEPA transfer or instant payment. Trade Republic, Scalable & Flatex have no minimum deposit — start with as little as €1. Sensible starting deposit: €50–500.
Buy AON — limit order recommended
Search for "Aon" or the ticker "AON" in the broker. Choose share quantity (or euro amount for fractional). Set a limit order slightly above the current price ($321.14) to avoid slippage.
Recommended brokers for Aon
We compare 17 brokers and recommend these three for Aon (AON). All three are EU-regulated, offer fractional shares and free savings plans (where applicable).
- 1€ pro Trade
- Kostenlose Sparpläne
- 3.25% Zinsen auf Cash
- Einfache App
- Flatrate-Modell für Vieltrader
- Xetra-Zugang
- Kostenlose Sparpläne
- Prime+ mit Zinsen auf Cash
- 150+ Börsen
- Professionelle Tools
- Günstigste Gebühren für Vieltrader
- Hohe Zinsen auf Cash
Aon stock at a glance
- Exchange: NYQ
- Country: Ireland
- Industry: Insurance Brokers
- Category: Large Cap
- KGV: 18.9x
- Forward P/E: 15.0x
- Analyst target: $389.95
- Smart Money: Buffett
FAQ — buying Aon stock
How much money do I need to buy Aon stock?
At Trade Republic, Scalable Capital and Flatex, fractional shares allow you to invest from €1. You'll buy a fraction of one AON share. A full share currently costs $321.14.
Is Aon stock suitable for beginners?
Aon operates in the Financial Services sector — For beginners, a savings plan from €25/month makes more sense than a lump-sum buy. The cost-average effect smooths your entry price and reduces risk. A typical beginner approach: MSCI World ETF as base + AON as a 5–10% satellite.
What taxes apply on Aon gains in Austria?
27.5% capital gains tax (KESt) on realised gains and dividends. With German brokers (Trade Republic, Scalable) you must declare the KESt yourself via FinanzOnline (annex E1kv); with Austrian brokers (easybank, DADAT, Erste) it's withheld automatically.
Where do I find AON in the Trade Republic app?
Trade Republic → Search → enter "Aon" or the ticker "AON". You'll see the price, chart, analyst ratings and can buy directly or set up a savings plan. Minimum savings rate: €1.
Are savings plans worth it for Aon?
Yes, if you plan to invest long-term (5+ years). Trade Republic and Scalable Capital offer free monthly/weekly savings plans from €1. Benefit: no timing risk, automatic wealth-building.