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Woodline Partners’s Aon AON Stock Holding History

Woodline Partners’s Portfolio AON Stock Details AON Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$51.4M Buy
155,078
+52,709
+51% +$17M 0.16% 171
2026
Q1 		$33M Sell
102,369
-154,012
-60% -$51.2M 0.13% 219
2025
Q4 		$90.5M Sell
256,381
-23,704
-8% -$8.28M 0.35% 56
2025
Q3 		$99.9M Sell
280,085
-132,868
-32% -$48.1M 0.47% 39
2025
Q2 		$147M Buy
412,953
+76,438
+23% +$27.7M 0.78% 9
2025
Q1 		$134M Buy
336,515
+95,758
+40% +$36.7M 0.87% 8
2024
Q4 		$86.5M Sell
240,757
-68,997
-22% -$25.4M 0.58% 28
2024
Q3 		$107M Buy
309,754
+196,602
+174% +$64.3M 0.9% 12
2024
Q2 		$33.2M Sell
113,152
-85,926
-43% -$25.4M 0.32% 90
2024
Q1 		$66.4M Buy
+199,078
New +$61.7M 0.61% 37

Other funds holding AON

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Dodge & Cox
Dodge & Cox San Francisco, California $191B AUM 17.5% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Woodline Partners's AON Position: Q2 2026 in Review

Woodline Partners increased its Aon (AON) stake by 51% in Q2 2026, buying an estimated $17M and bringing the position to 155,078 shares worth $51.4M. The position accounts for 0.16% of the portfolio, ranked #171.

Woodline Partners first reported a position in AON in Q1 2024 and has held it in 10 quarters since. The position peaked at $147M in Q2 2025. 1,263 funds tracked by Wall St. Rank hold AON as of Q2 2026.

  • Woodline Partners held 155,078 shares of Aon worth $51.4M as of Q2 2026.
  • Woodline Partners bought 52,709 Aon shares in Q2 2026, an estimated $17M.
  • Aon made up 0.16% of Woodline Partners's portfolio in Q2 2026, its #171 holding.
  • Woodline Partners first reported a position in Aon in Q1 2024 and has held it in 10 quarters since.
  • Woodline Partners's Aon position peaked at $147M in Q2 2025.
  • 1,263 funds tracked by Wall St. Rank held Aon as of Q2 2026.

Based on Woodline Partners's 13F filing for Q2 2026, filed 14 Aug 2026.