Stepstone Group Inc. Class ASTEP
13F holders, Q3 2025 (September 30)257holders −11
32new positions
42sold out
5famous investors
$65.31avg. 13F price*
At the end of Q3 2025, 257 institutions reported holding Stepstone Group Inc. Class A (STEP) in their 13F filings, down 11 from Q2 2025. 32 opened new positions and 42 sold out. The largest holders were BlackRock, Inc. ($670.8M), Vanguard Group Inc. ($504.3M) and Wellington Management Group LLP ($373.8M). 5 famous investors held it, including Israel Englander (0.2% of Millennium Management's portfolio), Jeremy Grantham (0.1% of GMO's portfolio) and Ron Baron (0.1% of Baron Capital (BAMCO)'s portfolio).
- Company
- Stepstone Group Inc. Class A
- CUSIP
- 85914M107
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q2 2025 → Q3 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 32 | $84.2M |
| Exits | 42 | $40.0M |
All 13F filers, Q2 2025 → Q3 2025: 8,748,480 shares bought and 6,011,311 shares sold, net +2,737,169 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 257 holders
| BlackRock, Inc. | 0.01% | Add +8.8% | 10,271,678 | $670.8M |
| Vanguard Group Inc. | 0.01% | Add +4.0% | 7,721,468 | $504.3M |
| Wellington Management Group LLP | 0.07% | Add +65.2% | 5,723,073 | $373.8M |
| T. Rowe Price Associates Inc. | 0.03% | Reduce -27.7% | 4,378,465 | $286.0M |
| Invesco Ltd. | 0.04% | Add +2.4% | 4,138,979 | $270.3M |
| Millennium Management | 0.21% | Reduce -11.4% | 3,894,974 | $254.4M |
| Capital World Investors | 0.03% | Add +3.6% | 2,961,976 | $193.4M |
| State Street Corp. | 0.01% | Add +8.7% | 2,756,830 | $180.0M |
| FMR LLC | 0.01% | Reduce -24.7% | 1,832,300 | $119.7M |
| T. Rowe Price Investment Management, Inc. | 0.07% | Reduce -23.3% | 1,788,638 | $116.8M |
| Geode Capital Management, LLC | 0.01% | Add +8.8% | 1,723,964 | $112.6M |
| Citadel Advisors | 0.08% | Reduce -20.3% | 1,509,420 | $98.6M |
| JPMorgan Chase & Co. | 0.01% | Reduce -7.6% | 1,375,736 | $89.8M |
| Alliancebernstein L.P. | 0.03% | Add +3.2% | 1,217,860 | $79.5M |
| Franklin Resources Inc. | 0.02% | Add +4.6% | 1,174,680 | $76.7M |
| Wasatch Advisors LP | 0.40% | Add +2.0% | 1,133,020 | $74.0M |
| Massachusetts Financial Services Co. | 0.02% | Add +2.7% | 967,800 | $63.2M |
| CIBC Private Wealth Group LLC | 0.10% | Reduce -0.3% | 934,299 | $61.0M |
| Fred Alger Management, LLC | 0.22% | Add +0.2% | 860,405 | $56.2M |
| Capital Research Global Investors | 0.01% | No change | 794,883 | $51.9M |
| Westfield Capital Management Co. LP | 0.21% | New | 778,728 | $50.9M |
| Raymond James Financial Inc. | 0.02% | Add +6.9% | 754,367 | $49.3M |
| Ameriprise Financial Inc. | 0.01% | Add +320.8% | 749,841 | $49.0M |
| Northern Trust Corp. | 0.01% | Add +9.9% | 715,488 | $46.7M |
| Charles Schwab Investment Management Inc. | 0.01% | Add +11.6% | 660,887 | $43.2M |
| William Blair Investment Management, LLC | 0.11% | Add +16.6% | 623,919 | $40.7M |
| UBS Group AG | 0.01% | Add +401.0% | 604,518 | $39.5M |
| GMO | 0.11% | Add +0.9% | 598,398 | $39.1M |
| Baron Capital (BAMCO) | 0.10% | Add +325.8% | 598,290 | $39.1M |
| Morgan Stanley | 0.00% | Reduce -4.1% | 544,218 | $35.5M |
| Bank of New York Mellon Corp | 0.01% | Reduce -9.2% | 538,994 | $35.2M |
| Voya Investment Management LLC | 0.04% | Add +36.0% | 523,991 | $34.2M |
| Principal Financial Group Inc. | 0.02% | Add +49.0% | 487,461 | $31.8M |
| Loomis Sayles & Co. L P | 0.03% | Add +2.8% | 438,309 | $28.6M |
| Neuberger Berman Group LLC | 0.02% | Add +53.3% | 391,285 | $25.6M |
| Balyasny Asset Management L.P. | 0.05% | Reduce -18.8% | 383,488 | $25.0M |
| Granahan Investment Management, LLC | 1.02% | Add +176.5% | 381,455 | $24.9M |
| Goldman Sachs Group Inc. | 0.00% | Reduce -45.2% | 302,886 | $19.8M |
| Nuveen, LLC | 0.01% | Add +6.1% | 298,615 | $19.5M |
| Voloridge Investment Management, LLC | 0.06% | Add +6.8% | 295,494 | $19.3M |
| Bank of America Corp. | 0.00% | Reduce -8.8% | 288,063 | $18.8M |
| Public Sector Pension Investment Board | 0.07% | Add +25.3% | 281,875 | $18.4M |
| Segall Bryant & Hamill, LLC | 0.22% | Add +2.5% | 257,390 | $16.8M |
| Wells Fargo & Company | 0.00% | Add +15.3% | 234,879 | $15.3M |
| Lazard Asset Management LLC | 0.02% | Reduce -5.6% | 226,612 | $14.8M |
| Rockefeller Capital Management L.P. | 0.03% | Add +33.5% | 207,323 | $13.5M |
| Victory Capital Management Inc. | 0.01% | Add +1598.9% | 203,873 | $13.3M |
| Rhumbline Advisers | 0.01% | Add +8.5% | 197,029 | $12.9M |
| Legal & General Group Plc | 0.00% | Add +5.3% | 188,788 | $12.3M |
| Tidal Investments LLC | 0.05% | Add +33.6% | 185,165 | $12.1M |
| State of Wisconsin Investment Board | 0.03% | Add +0.2% | 181,877 | $11.9M |
| Hudson Bay Capital Management LP | 0.07% | Add +213.3% | 156,855 | $10.2M |
| Swiss National Bank | 0.01% | Add +5.1% | 137,100 | $9.0M |
| Engle Capital Management, L.P. | 2.93% | New | 127,000 | $8.3M |
| Prana Capital Management, LP | 0.24% | Add +99.6% | 111,101 | $7.3M |
| Barclays PLC | 0.00% | Reduce -43.3% | 111,012 | $7.3M |
| Capitolis Liquid Global Markets LLC | 0.05% | New | 104,000 | $6.8M |
| Prudential Financial Inc. | 0.01% | Reduce -41.2% | 98,796 | $6.5M |
| Macquarie Group Ltd. | 0.01% | New | 88,437 | $5.8M |
| Trillium Asset Management, LLC | 0.14% | New | 81,976 | $5.4M |
| Thrivent Financial for Lutherans | 0.01% | Reduce -24.5% | 78,873 | $5.2M |
| Envestnet Asset Management Inc. | 0.00% | Add +8.1% | 78,396 | $5.1M |
| Thornburg Investment Management Inc. | 0.06% | No change | 73,141 | $4.8M |
| Qube Research & Technologies Ltd | 0.01% | Add +68.1% | 72,129 | $4.7M |
| First Trust Advisors LP | 0.00% | Reduce -25.0% | 71,220 | $4.7M |
| National Bank of Canada | 0.01% | Reduce -4.4% | 71,163 | $4.6M |
| Comerica Bank | 0.02% | Add +190.6% | 64,606 | $4.2M |
| California State Teachers Retirement System | 0.00% | Add +0.8% | 60,184 | $3.9M |
| Sei Investments Co. | 0.00% | Reduce -1.9% | 60,083 | $3.9M |
| Teachers Retirement System of the State of Kentucky | 0.03% | Add +19.1% | 54,561 | $3.6M |
| PDT Partners, LLC | 0.22% | Add +26.1% | 53,929 | $3.5M |
| Deutsche Bank AG | 0.00% | Add +11.7% | 52,049 | $3.4M |
| Public Employees Retirement System of Ohio | 0.01% | No change | 50,958 | $3.3M |
| Pathstone Holdings, LLC | 0.01% | Add +11.5% | 47,769 | $3.1M |
| Royal Bank of Canada | 0.00% | Add +133.1% | 46,177 | $3.0M |
| Schonfeld Strategic Advisors LLC | 0.02% | Reduce -55.2% | 45,026 | $2.9M |
| Creative Planning | 0.00% | Add +22.8% | 44,428 | $2.9M |
| HighTower Advisors, LLC | 0.00% | Add +2.2% | 43,227 | $2.8M |
| MetLife Investment Management, LLC | 0.01% | Add +6.4% | 40,704 | $2.7M |
| Natixis Advisors, LLC | 0.00% | Add +30.4% | 39,809 | $2.6M |
| Harbor Capital Advisors, Inc. | 0.20% | Add +84.1% | 39,563 | $2.6M |
| Credit Agricole S A | 0.01% | — | 38,397 | $2.5M |
| Susquehanna Portfolio Strategies, LLC | 0.04% | Add +55.7% | 37,905 | $2.5M |
| Aquatic Capital Management LLC | 0.04% | Reduce -51.0% | 36,419 | $2.4M |
| Dimensional Fund Advisors LP | 0.00% | Add +4.5% | 36,409 | $2.4M |
| State of Alaska, Department of Revenue | 0.02% | Reduce -7.3% | 36,363 | $2.4M |
| State of New Jersey Common Pension Fund D | 0.01% | Add +9.1% | 36,230 | $2.4M |
| Manufacturers Life Insurance Company, The | 0.00% | Add +2.5% | 35,875 | $2.3M |
| Illinois Municipal Retirement Fund | 0.03% | Reduce -3.0% | 35,020 | $2.3M |
| TD Asset Management Inc | 0.00% | Reduce -31.5% | 34,104 | $2.2M |
| Louisiana State Employees Retirement System | 0.04% | Add +7.8% | 33,200 | $2.2M |
| Van Eck Associates Corp. | 0.00% | Add +242.6% | 32,986 | $2.2M |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Reduce -5.7% | 32,426 | $2.1M |
| Keebeck Wealth Management | 0.25% | Reduce -2.8% | 31,857 | $2.1M |
| Janus Henderson Group PLC | 0.00% | No change | 29,998 | $2.0M |
| Trexquant Investment LP | 0.02% | Reduce -27.6% | 27,517 | $1.8M |
| Alps Advisors Inc. | 0.01% | Add +28.0% | 27,480 | $1.8M |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 0.00% | Add +8.7% | 26,863 | $1.8M |
| WINTON GROUP Ltd | 0.06% | Add +15.5% | 25,570 | $1.7M |
| Citigroup Inc. | 0.00% | Reduce -61.4% | 25,293 | $1.7M |
"% of holder's portfolio" is STEP's weight in each manager's 13F, not the share of Stepstone Group Inc. Class A the manager owns.