Summit Trail Advisors, LLC
Position in AMG — Affiliated Managers Group, Inc.
CIK 1698478
NEW YORK, NY
Position in AMG
as of Mar 31, 2026
· filed May 12, 2026
Position Value
$2,381,833
+$589,308 QoQ
Shares Held
8,608
+38.4% QoQ
Ownership
0.033%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2024
5 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in AMG Over Time
Shares Held
Position Value (USD)
Position in Asset Management
Financial Services · as of Mar 31, 2026Summit Trail Advisors, LLC holds $87,188,567 across 64 Asset Management names. AMG ranks #8 (2.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | APO |
Apollo Global Management, Inc.
|
171,740 | $19,135,270 | |
| 2 | BLK |
BlackRock, Inc.
|
5,999 | $5,769,298 | |
| 3 | RJF |
Raymond James Financial Inc
|
26,943 | $3,901,076 | |
| 4 | BX |
Blackstone Inc.
|
32,044 | $3,684,739 | |
| 5 | NTRS |
Northern Trust Corp
|
17,540 | $2,448,057 | |
| 6 | BEN |
Franklin Resources Inc
|
102,887 | $2,430,190 | |
| 7 | STT |
State Street Corp
|
19,126 | $2,420,586 | |
| 8 | AMG |
Affiliated Managers Group, Inc.
This page
|
8,608 | $2,381,833 |
All Filings in AMG
Export CSV
5 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $2,381,833 | 8,608 | Shares | Sole | 2026-05-12 | |
| 2025-12-31 | $1,792,525 | 6,218 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $1,630,622 | 6,839 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $549,972 | 2,795 | Shares | Sole | 2025-08-14 | |
| 2024-09-30 | $279,679 | 1,573 | Shares | Sole | 2024-11-12 | |
| No filing history on record for this holder in this stock. | ||||||