Affiliated Managers Group, Inc.
AMG- Exchange
- NYSE
- Industry
- Investment Advice
- SEC CIK
- 0001004434
No open-market purchases or sales by Affiliated Managers Group, Inc. insiders were filed in the last 90 days; 567 institutions reported holding it in 13F filings for Q2 2026, worth $8.53B in total; Southeastern Asset Management (Longleaf) is the only superinvestor holding it.
13F holders, Q1 2022
Institutional positions in Affiliated Managers Group, Inc. as of Mar 31, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 335
- −27 vs. Q4 2021
- Shares held
- 37.8M
- −1.40M (−3.6%) vs. Q4 2021
- Total value
- $5.32B
- −$1.13B (−17.5%) vs. Q4 2021
- New holders
- 28
- 118 more added
- Sold out
- 55
- 129 more reduced
3 institutions that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2021: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting AMG on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 567 | $8.53B |
| Q1 2026 | 548 | $6.88B |
| Q4 2025 | 511 | $7.47B |
| Q3 2025 | 451 | $6.32B |
| Q2 2025 | 432 | $5.28B |
| Q1 2025 | 396 | $4.65B |
| Q4 2024 | 408 | $5.21B |
| Q3 2024 | 422 | $5.04B |
| Q2 2024 | 407 | $4.57B |
| Q1 2024 | 403 | $5.10B |
| Q4 2023 | 386 | $4.77B |
| Q3 2023 | 360 | $4.16B |
| Q2 2023 | 381 | $4.94B |
| Q1 2023 | 388 | $4.92B |
| Q4 2022 | 367 | $5.50B |
| Q3 2022 | 329 | $4.06B |
| Q2 2022 | 311 | $4.33B |
| Q1 2022 | 335 | $5.32B |
| Q4 2021 | 365 | $6.45B |
| Q3 2021 | 335 | $6.04B |
| Q2 2021 | 340 | $6.34B |
| Q1 2021 | 320 | $6.28B |
Institutions, Q1 2022
Shares, value and share of portfolio for each institution holding Affiliated Managers Group, Inc.; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| EdgePoint Investment Group Inc. | 5,067,377 | $714.2M | 5.73% | −771,442−13.2% | Reduced |
| Vanguard Group Inc | 3,645,687 | $513.9M | 0.01% | +30,330+0.8% | Added |
| BlackRock Inc. | 3,498,140 | $493.1M | 0.01% | −189,183−5.1% | Reduced |
| Atlanta Capital Management Co L L C | 2,393,377 | $337.3M | 1.25% | +36,894+1.6% | Added |
| Southeastern Asset Management IncSuperinvestorSoutheastern Asset Management (Longleaf) | 1,775,230 | $250.2M | 4.42% | +238,069+15.5% | Added |
| Clarkston Capital Partners, LLC | 1,675,073 | $236.1M | 3.93% | +46,720+2.9% | Added |
| FMR LLC | 1,622,508 | $228.7M | 0.02% | +53,651+3.4% | Added |
| State Street Corp | 1,352,135 | $190.6M | 0.01% | +54,161+4.2% | Added |
| Kiltearn Partners LLP | 1,297,130 | $182.8M | 7.86% | −102,200−7.3% | Reduced |
| Spyglass Capital Management LLC | 1,108,552 | $156.3M | 5.34% | −358,127−24.4% | Reduced |
| Ariel Investments, LLC | 937,224 | $132.1M | 1.17% | +39,576+4.4% | Added |
| Lyrical Asset Management LP | 900,781 | $127.0M | 1.75% | +38,081+4.4% | Added |
| Dimensional Fund Advisors LP | 750,831 | $105.8M | 0.03% | +16,444+2.2% | Added |
| JPMorgan Chase & Co | 638,759 | $90.0M | 0.01% | −178,145−21.8% | Reduced |
| Geode Capital Management, LLC | 526,088 | $74.2M | 0.01% | −18,205−3.3% | Reduced |
| Bank of New York Mellon Corp | 447,659 | $63.1M | 0.01% | −2,922−0.6% | Reduced |
| Northern Trust Corp | 384,144 | $54.1M | 0.01% | +7,134+1.9% | Added |
| Norges Bank | 356,711 | $50.3M | 0.01% | −9,297−2.5% | Reduced |
| Charles Schwab Investment Management Inc | 356,281 | $50.2M | 0.02% | +12,918+3.8% | Added |
| Jupiter Asset Management Ltd | 353,159 | $49.8M | 0.59% | −12,219−3.3% | Reduced |
| Amundi | 362,041 | $48.9M | 0.03% | +60,381+20.0% | Added |
| Victory Capital Management Inc | 362,125 | $45.5M | 0.05% | +1,555+0.4% | Added |
| Citadel Advisors LLC | 319,532 | $45.0M | 0.05% | +317,021+12,625.3% | Added |
| Bruni J V & Co | 314,001 | $44.3M | 5.56% | +2,047+0.7% | Added |
| Principal Financial Group Inc | 273,309 | $38.5M | 0.02% | −19,311−6.6% | Reduced |
| Goldman Sachs Group Inc | 231,370 | $32.6M | 0.01% | −3,822−1.6% | Reduced |
| LGT Capital Partners Ltd. | 231,306 | $32.6M | 0.93% | +29,530+14.6% | Added |
| Parametric Portfolio Associates LLC | 195,882 | $27.6M | 0.01% | +10,539+5.7% | Added |
| Bank of America Corp | 194,741 | $27.4M | 0.00% | +41,991+27.5% | Added |
| Schroder Investment Management Group | 175,902 | $25.7M | 0.03% | −34,494−16.4% | Reduced |
| Los Angeles Capital Management LLC | 181,864 | $25.6M | 0.10% | +111,908+160.0% | Added |
| Raymond James & Associates | 158,159 | $22.3M | 0.02% | −18,536−10.5% | Reduced |
| Polar Capital Holdings Plc | 158,104 | $22.3M | 0.13% | +15,092+10.6% | Added |
| Macquarie Group Ltd | 143,096 | $20.2M | 0.02% | −14,280−9.1% | Reduced |
| Hancock Whitney Corp | 124,013 | $17.5M | 0.59% | +42,280+51.7% | Added |
| First Trust Advisors LP | 123,507 | $17.4M | 0.02% | +33,021+36.5% | Added |
| American Century Companies Inc | 123,431 | $17.4M | 0.01% | −33,987−21.6% | Reduced |
| Invesco Ltd. | 120,883 | $17.0M | 0.00% | −125,110−50.9% | Reduced |
| Deutsche Bank AG | 117,362 | $16.5M | 0.01% | +69,572+145.6% | Added |
| Nuveen Asset Management, LLC | 115,280 | $16.4M | 0.01% | −1,650−1.4% | Reduced |
| Prana Capital Management, LP | 111,045 | $15.7M | 1.25% | +61,846+125.7% | Added |
| Rhumbline Advisers | 108,343 | $15.3M | 0.02% | −1,801−1.6% | Reduced |
| Fred Alger Management, LLC | 100,030 | $14.1M | 0.05% | −547−0.5% | Reduced |
| Hallmark Capital Management Inc | 99,811 | $14.1M | 1.18% | +2,163+2.2% | Added |
| Renaissance Technologies LLC | 99,103 | $14.0M | 0.02% | +99,103 | New |
| Eaton Vance Management | 98,090 | $13.8M | 0.02% | +13,269+15.6% | Added |
| Legal & General Group Plc | 96,812 | $13.6M | 0.00% | −1,266−1.3% | Reduced |
| Swiss National Bank | 96,100 | $13.5M | 0.01% | +5,400+6.0% | Added |
| California Public Employees Retirement System | 94,980 | $13.4M | 0.01% | −3,572−3.6% | Reduced |
| Nordea Investment Management AB | 90,384 | $13.2M | 0.02% | +37,674+71.5% | Added |
| Millennium Management LLC | 91,504 | $12.9M | 0.02% | −7,649−7.7% | Reduced |
| North Star Asset Management Inc | 91,267 | $12.9M | 0.71% | +799+0.9% | Added |
| Channing Capital Management, LLC | 88,980 | $12.5M | 0.37% | +921+1.0% | Added |
| Schonfeld Strategic Advisors LLC | 87,130 | $12.3M | 0.14% | +87,130 | New |
| UBS Asset Management Americas Inc | 85,522 | $12.1M | 0.01% | −7,296−7.9% | Reduced |
| Wallace Capital Management Inc. | 89,209 | $11.6M | 1.75% | −39,669−30.8% | Reduced |
| Prudential Financial Inc | 72,242 | $10.2M | 0.01% | +54,870+315.9% | Added |
| American International Group, Inc. | 68,863 | $9.71M | 0.05% | +119+0.2% | Added |
| Panagora Asset Management Inc | 67,239 | $9.48M | 0.05% | −625−0.9% | Reduced |
| LSV Asset Management | 63,923 | $9.01M | 0.02% | +20,202+46.2% | Added |
| Ameriprise Financial Inc | 62,347 | $8.79M | 0.00% | −1,782−2.8% | Reduced |
| Alliancebernstein L.P. | 62,016 | $8.74M | 0.00% | −1,285−2.0% | Reduced |
| Wells Fargo & Company | 60,674 | $8.55M | 0.00% | −5,066−7.7% | Reduced |
| New York State Teachers Retirement System | 59,948 | $8.45M | 0.02% | +100+0.2% | Added |
| Truist Financial Corp | 55,747 | $7.86M | 0.01% | −4,474−7.4% | Reduced |
| New York State Common Retirement Fund | 55,191 | $7.78M | 0.01% | +2,513+4.8% | Added |
| Retirement Systems of Alabama | 53,339 | $7.52M | 0.03% | +107+0.2% | Added |
| Man Group plc | 52,600 | $7.42M | 0.03% | −9,781−15.7% | Reduced |
| California State Teachers Retirement System | 52,410 | $7.39M | 0.01% | −5,042−8.8% | Reduced |
| Cubist Systematic Strategies, LLC | 52,265 | $7.37M | 0.06% | +21,510+69.9% | Added |
| State Board of Administration of Florida Retirement System | 52,216 | $7.36M | 0.01% | −720−1.4% | Reduced |
| Hi-Line Capital Management, LLC | 48,826 | $6.88M | 2.35% | +399+0.8% | Added |
| D. E. Shaw & Co., Inc. | 47,255 | $6.66M | 0.01% | +19,422+69.8% | Added |
| Allspring Global Investments Holdings, LLC | 46,502 | $6.55M | 0.01% | −6,879−12.9% | Reduced |
| Foundry Partners, LLC | 44,756 | $6.31M | 0.32% | −74,467−62.5% | Reduced |
| River & Mercantile Asset Management LLP | 42,630 | $6.01M | 0.79% | −3,260−7.1% | Reduced |
| State of Tennessee, Treasury Department | 42,314 | $5.96M | 0.02% | 00.0% | Unchanged |
| Storebrand Asset Management AS | 40,849 | $5.76M | 0.03% | −2,808−6.4% | Reduced |
| Credit Suisse AG | 38,531 | $5.43M | 0.00% | +1,534+4.1% | Added |
| Russell Investments Group, Ltd. | 37,463 | $5.28M | 0.01% | +18,962+102.5% | Added |
| Mutual of America Capital Management LLC | 37,067 | $5.22M | 0.06% | +703+1.9% | Added |
| State of Wisconsin Investment Board | 36,695 | $5.17M | 0.01% | +31,748+641.8% | Added |
| Calamos Advisors LLC | 35,430 | $4.99M | 0.02% | 00.0% | Unchanged |
| Jacobs Levy Equity Management, Inc | 34,398 | $4.85M | 0.03% | +34,398 | New |
| Manufacturers Life Insurance Company, The | 34,276 | $4.83M | 0.00% | −11,659−25.4% | Reduced |
| UBS Group AG | 33,364 | $4.70M | 0.00% | −15,224−31.3% | Reduced |
| Morgan Stanley | 31,212 | $4.40M | 0.00% | −2,262−6.8% | Reduced |
| Two Sigma Advisers, LP | 31,200 | $4.40M | 0.01% | +11,000+54.5% | Added |
| Voya Investment Management LLC | 31,166 | $4.39M | 0.01% | −3,504−10.1% | Reduced |
| First Republic Investment Management, Inc. | 30,435 | $4.29M | 0.01% | −8,351−21.5% | Reduced |
| Formula Growth Ltd | 29,471 | $4.15M | 0.79% | −699−2.3% | Reduced |
| Texas Permanent School Fund | 28,820 | $4.06M | 0.06% | −616−2.1% | Reduced |
| Amalgamated Bank | 28,134 | $3.96M | 0.03% | −1,057−3.6% | Reduced |
| Amalgamated Financial Corp. | 28,134 | $3.96M | 0.03% | +28,134 | New |
| Allianz Asset Management GmbH | 26,390 | $3.72M | 0.00% | +5,837+28.4% | Added |
| MetLife Investment Management | 26,288 | $3.71M | 0.02% | +6,588+33.4% | Added |
| Wellington Management Group LLP | 25,429 | $3.58M | 0.00% | −1,996−7.3% | Reduced |
| CTF Capital Management, LP | 24,795 | $3.50M | 1.75% | −105,205−80.9% | Reduced |
| Marshall Wace, LLP | 23,944 | $3.38M | 0.01% | +22,092+1,192.9% | Added |
| Great West Life Assurance Co | 23,046 | $3.34M | 0.01% | +1,772+8.3% | Added |