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636 hedge funds and large institutions have $28.8B invested in Aon in 2017 Q4 according to their latest regulatory filings, with 111 funds opening new positions, 187 increasing their positions, 232 reducing their positions, and 58 closing their positions.

New
Increased
Maintained
Reduced
Closed

178% more call options, than puts

Call options by funds: $92.6M | Put options by funds: $33.3M

91% more first-time investments, than exits

New positions opened: 111 | Existing positions closed: 58

9% more funds holding

Funds holding: 585636 (+51)

1.73% more ownership

Funds ownership: 84.46%86.19% (+1.7%)

11% less capital invested

Capital invested by funds: $32.3B → $28.8B (-$3.58B)

19% less repeat investments, than reductions

Existing positions increased: 187 | Existing positions reduced: 232

41% less funds holding in top 10

Funds holding in top 10: 3722 (-15)

Holders
636
Holders Change
+51
Holders Change %
+8.72%
% of All Funds
14.43%
Holding in Top 10
22
Holding in Top 10 Change
-15
Holding in Top 10 Change %
-40.54%
% of All Funds
0.5%
New
111
Increased
187
Reduced
232
Closed
58
Calls
$92.6M
Puts
$33.3M
Net Calls
+$59.3M
Net Calls Change
+$57.9M
Name Holding Trade Value Shares
Change
Change in
Stake
GHCM
101
Glen Harbor Capital Management
California
$28.4M -$1.83M -12,852 -6%
Bank of Montreal
102
Bank of Montreal
Ontario, Canada
$27.6M -$9.71M -68,249 -25%
Balyasny Asset Management
103
Balyasny Asset Management
Illinois
$27.5M +$27.8M +195,500 +2,058%
AAMU
104
Amundi Asset Management US
Massachusetts
$27.2M +$28.9M +203,043 New
DS
105
Dudley & Shanley
Florida
$26.9M -$384K -2,700 -1%
GIA
106
Gateway Investment Advisers
Ohio
$26.7M -$2.08M -14,620 -7%
Aviva
107
Aviva
United Kingdom
$26.1M -$2.94M -20,660 -10%
CA
108
Cortland Advisers
Delaware
$25.7M -$2.18M -15,325 -7%
Natixis Advisors
109
Natixis Advisors
Massachusetts
$24.7M +$457K +3,213 +2%
William Blair & Company
110
William Blair & Company
Illinois
$23.7M -$509K -3,578 -2%
Mackenzie Financial
111
Mackenzie Financial
Ontario, Canada
$23.5M +$16.4M +115,356 +192%
Royal Bank of Canada
112
Royal Bank of Canada
Ontario, Canada
$23.5M +$9.32M +65,483 +60%
MCIM
113
Meadow Creek Investment Management
Georgia
$23.4M -$1.51M -10,584 -6%
CCM
114
Corsair Capital Management
New York
$23.3M -$4.08M -28,686 -14%
Robeco Institutional Asset Management
115
Robeco Institutional Asset Management
Netherlands
$21.8M +$21M +147,746 +965%
RMDI
116
R.M. Davis Inc
Maine
$21.6M -$298K -2,092 -1%
GQG Partners
117
GQG Partners
Florida
$21.1M +$4.45M +31,233 +25%
GAI
118
General American Investors
New York
$20.7M
TCM
119
Tran Capital Management
California
$20.7M
Fidelity International
120
Fidelity International
Bermuda
$20.3M -$5.41M -37,993 -20%
NLGIA
121
Nippon Life Global Investors Americas
New York
$20.2M -$192K -1,350 -0.9%
First Manhattan
122
First Manhattan
New York
$19.8M +$1.15M +8,099 +6%
AQR Capital Management
123
AQR Capital Management
Connecticut
$19.6M +$4.64M +32,588 +29%
AG
124
Aperio Group
California
$19.5M +$388K +2,728 +2%
ACI
125
AMP Capital Investors
Australia
$19.2M -$1.26M -8,818 -6%

AON Hedge Fund Activity: Q4 2017 in Review

636 of the 4,409 institutional investors tracked by Wall St. Rank reported a position in Aon (AON) for Q4 2017, worth a combined $28.8B — down 11% from $32.3B a quarter earlier.

Buyers outnumbered sellers: 111 funds opened new AON positions and 58 closed out — a net gain of 53 holders — while 187 added to existing stakes and 232 trimmed.

The largest buyer was Janus Henderson Group, adding an estimated $153M. The largest seller was Artisan Partners, cutting an estimated $310M.

  • 636 institutional investors held Aon (AON) as of Q4 2017, up from 585 in Q3 2017.
  • Funds reported $28.8B of Aon stock for Q4 2017, down 11% quarter-over-quarter.
  • 111 funds opened new Aon positions in Q4 2017 and 58 closed out, a net change of +53 holders.
  • The largest Aon buyer in Q4 2017 was Janus Henderson Group, an estimated $153M added.
  • The largest Aon seller in Q4 2017 was Artisan Partners, an estimated $310M sold.

Based on aggregated 13F filings for Q4 2017.