Arthur J. Gallagher & Co. (AJG) Stock Price History
Historical prices from 1984 to 2026
- 1M
- -16.5%
- 3M
- +2.9%
- YTD
- -11.3%
- 1Y
- -25.4%
- 3Y
- -0.9%
- 5Y
- +8.1%
Loading 10-year price history...
AJG Historical Performance
AJG Annual Returns
Year-by-year price performance · 2002–2026
- 2002 annual price return
- -13.4%
- 2003 annual price return
- +9.7%
- 2004 annual price return
- +1.7%
- 2005 annual price return
- -5.5%
- 2006 annual price return
- -5.7%
- 2007 annual price return
- -18.3%
- 2008 annual price return
- +9.2%
- 2009 annual price return
- -12.7%
- 2010 annual price return
- +30.2%
- 2011 annual price return
- +13.5%
- 2012 annual price return
- +4.1%
- 2013 annual price return
- +32.2%
- 2014 annual price return
- +2.0%
- 2015 annual price return
- -12.9%
- 2016 annual price return
- +29.3%
- 2017 annual price return
- +21.1%
- 2018 annual price return
- +18.5%
- 2019 annual price return
- +32.5%
- 2020 annual price return
- +29.5%
- 2021 annual price return
- +41.1%
- 2022 annual price return
- +13.1%
- 2023 annual price return
- +20.1%
- 2024 annual price return
- +26.2%
- 2025 annual price return
- -6.2%
- 2026 annual price return
- -2.6%
AJG Stock Price Trajectory (1984–2026)
As of September 25, 2026, Arthur J. Gallagher & Co. (AJG) trades at $227.13, representing a -25.4% return over the past year. The stock has delivered a +55.1% total return over five years (+8.1% CAGR), reflecting significant long-term value creation.
The stock reached its all-time high of $351.23 on June 3, 2025. From this peak, AJG has corrected -35.3%, currently trading 3% below its 200-day moving average, suggesting potential weakness.
When compared to Financial Services sector peers MMC (-12.8% 1Y), AON (-22.0% 1Y), and WTW (-14.5% 1Y), AJG has underperformed the peer group average. Compare AJG vs MMC →
AJG Historical Price Data · from 1984
Rows 1–50 of 10,649| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-09-24 | 230.72 | 233.19 | 226.26 | 227.13 | 1.74M | -1.09% |
| 2026-09-23 | 228.70 | 231.31 | 227.91 | 229.64 | 1.84M | -0.35% |
| 2026-09-22 | 235.42 | 236.35 | 226.80 | 230.45 | 1.62M | -2.60% |
| 2026-09-21 | 238.16 | 240.57 | 236.59 | 236.61 | 1.28M | -1.20% |
| 2026-09-18 | 240.01 | 241.91 | 238.92 | 239.48 | 1.65M | -0.80% |
| 2026-09-17 | 243.18 | 243.91 | 240.08 | 241.41 | 933K | -0.97% |
| 2026-09-16 | 246.21 | 246.41 | 241.38 | 243.78 | 1.18M | -1.72% |
| 2026-09-15 | 251.18 | 254.59 | 247.87 | 248.04 | 1.64M | -2.08% |
| 2026-09-14 | 245.58 | 254.25 | 245.58 | 253.30 | 1.63M | +5.40% |
| 2026-09-11 | 245.95 | 246.82 | 240.32 | 240.32 | 1.07M | -1.23% |
| 2026-09-10 | 245.15 | 247.54 | 242.70 | 243.31 | 1.05M | -0.40% |
| 2026-09-09 | 250.20 | 250.20 | 243.39 | 244.28 | 1.20M | -2.85% |
| 2026-09-08 | 257.68 | 258.58 | 251.27 | 251.45 | 1.11M | -4.28% |
| 2026-09-04 | 265.85 | 266.71 | 261.99 | 262.69 | 1.01M | -1.49% |
| 2026-09-03 | 265.81 | 271.27 | 264.69 | 266.66 | 1.48M | +0.83% |
| 2026-09-02 | 263.50 | 266.20 | 261.25 | 264.46 | 1.83M | +0.94% |
| 2026-09-01 | 265.65 | 267.23 | 260.04 | 262.00 | 2.02M | -0.06% |
| 2026-08-31 | 264.14 | 265.42 | 261.06 | 262.15 | 1.47M | -2.02% |
| 2026-08-28 | 260.50 | 268.91 | 260.50 | 267.56 | 1.15M | +2.85% |
| 2026-08-27 | 259.93 | 264.08 | 259.26 | 260.15 | 955K | -1.84% |
| 2026-08-26 | 267.64 | 272.78 | 263.58 | 265.03 | 1.42M | -1.30% |
| 2026-08-25 | 269.84 | 272.79 | 266.96 | 268.51 | 1.75M | -1.28% |
| 2026-08-24 | 265.00 | 272.37 | 262.49 | 271.99 | 1.53M | +3.10% |
| 2026-08-21 | 259.44 | 264.21 | 257.68 | 263.81 | 1.15M | +1.62% |
| 2026-08-20 | 256.45 | 262.17 | 255.11 | 259.61 | 1.34M | +0.84% |
| 2026-08-19 | 249.44 | 260.28 | 249.11 | 257.45 | 1.55M | +3.66% |
| 2026-08-18 | 250.02 | 255.28 | 248.05 | 248.36 | 1.29M | +0.16% |
| 2026-08-17 | 248.99 | 253.57 | 246.88 | 247.97 | 854K | -1.29% |
| 2026-08-14 | 253.16 | 254.39 | 250.00 | 251.21 | 896K | -0.90% |
| 2026-08-13 | 256.35 | 257.12 | 250.00 | 253.49 | 1.01M | -0.77% |
| 2026-08-12 | 250.00 | 256.29 | 248.11 | 255.46 | 1.48M | +0.77% |
| 2026-08-11 | 248.98 | 256.20 | 247.00 | 253.51 | 1.65M | +0.43% |
| 2026-08-10 | 247.00 | 252.86 | 245.33 | 252.43 | 1.28M | +1.74% |
| 2026-08-07 | 247.96 | 252.04 | 246.29 | 248.12 | 1.13M | -1.44% |
| 2026-08-06 | 252.78 | 253.78 | 247.52 | 251.74 | 1.29M | +0.28% |
| 2026-08-05 | 249.83 | 252.29 | 247.57 | 251.03 | 956K | +1.20% |
| 2026-08-04 | 242.84 | 248.83 | 240.82 | 248.06 | 1.42M | +0.11% |
| 2026-08-03 | 251.21 | 255.98 | 246.22 | 247.79 | 1.58M | -0.65% |
| 2026-07-31 | 245.93 | 255.73 | 242.28 | 249.42 | 1.74M | -2.75% |
| 2026-07-30 | 269.99 | 269.99 | 253.54 | 256.46 | 1.93M | -4.63% |
| 2026-07-29 | 261.59 | 269.80 | 259.34 | 268.91 | 1.57M | +1.36% |
| 2026-07-28 | 255.00 | 265.38 | 254.15 | 265.31 | 1.53M | +4.72% |
| 2026-07-27 | 249.42 | 255.40 | 248.14 | 253.36 | 1.11M | +2.26% |
| 2026-07-24 | 242.93 | 248.44 | 241.12 | 247.77 | 1.26M | +2.30% |
| 2026-07-23 | 242.45 | 243.85 | 240.98 | 242.21 | 1.35M | -0.12% |
| 2026-07-22 | 248.04 | 248.04 | 241.14 | 242.50 | 974K | -2.30% |
| 2026-07-21 | 251.97 | 255.50 | 247.15 | 248.22 | 1.05M | -2.14% |
| 2026-07-20 | 250.93 | 254.76 | 249.78 | 253.66 | 976K | -0.09% |
| 2026-07-17 | 257.61 | 261.92 | 252.30 | 253.90 | 1.53M | -0.79% |
| 2026-07-16 | 250.62 | 256.14 | 250.00 | 255.93 | 1.44M | +3.29% |
AJG Chart Terminal
Live VCP patterns, Cup & Handle overlays, support/resistance, and AI trade plans.
Live Breakouts Feed
High-probability breakout stocks crossing their pivot across 5 pattern engines.
Intrinsic Valuation
DCF models, multiple analysis, and analyst estimates.
Historical Returns
10-year return with dividends reinvested.
Peer Comparison
Compare growth, multiples, and margins vs sector.
AJG — Frequently Asked Questions
Quick answers to the most common questions about buying AJG stock.
How has AJG stock performed recently?
AJG declined -25.4% over the past year, below its 5-year annualized CAGR of +8.1%. The stock trades below its 200-day moving average, reflecting the downtrend.
What is AJG's all-time high price?
Arthur J. Gallagher & Co. reached $351.23 on 2025-06-03. The 52-week high is $313.55. Current 1-year return of -25.4% places the stock further from historical peaks.
Where can I download AJG historical price data?
This page provides AJG daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 1984-2026, downloadable in CSV format.