STEPSTONE GROUP INC-CLASS A (STEP) Institutional Shareholders
STEPSTONE GROUP INC-CLASS A (STEP) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $3.62B in STEP holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of STEP tracked by InsiderSet, reporting ownership valued at approximately $564.39M in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $518.74M, representing an estimated loss of -8.09% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 63% of the total disclosed STEP value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Millennium Management Llc, Pitcairn Wealth Advisors Llc, and several other long-term asset managers with concentrated positions in STEPSTONE GROUP INC-CLASS A (STEP).
This page ranks the largest institutional STEP shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
260
Total Reported Value
$3.62B
Largest Holder
Blackrock, Inc.
Largest Position
$564.39M
Insider Transactions (90d)
9
Latest Filing Quarter
Q2 2026
New Institutional Positions
82
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.01% | 11,827,188 | $564,393,433 | $518,740,466 | -$45,652,967 | -8.09% | |
| Millennium Management Llc | 0.26% | 7,173,424 | $342,315,793 | $314,626,377 | -$27,689,416 | -8.09% | |
| Pitcairn Wealth Advisors Llc | 23.87% | 4,040,795 | $259,297,815 | $177,229,269 | -$82,068,546 | -31.65% | |
| Wellington Management Group Llp | 0.05% | 5,240,073 | $250,056,283 | $229,829,602 | -$20,226,681 | -8.09% | |
| Vanguard Portfolio Management Llc | 0.01% | 4,484,935 | $214,021,098 | $196,709,249 | -$17,311,849 | -8.09% | |
| Vanguard Capital Management Llc | 0.00% | 3,525,956 | $168,258,620 | $154,648,430 | -$13,610,190 | -8.09% | |
| Capital World Investors | 0.02% | 3,271,525 | $156,117,173 | $143,489,087 | -$12,628,087 | -8.09% | |
| State Street Corp | 0.00% | 2,869,762 | $136,945,043 | $125,867,761 | -$11,077,282 | -8.09% | |
| Citadel Advisors Llc | 0.07% | 1,964,827 | $93,761,544 | $86,177,312 | -$7,584,232 | -8.09% | |
| Geode Capital Management, Llc | 0.01% | 1,951,359 | $93,135,654 | $85,586,606 | -$7,549,048 | -8.11% | |
| William Blair Investment Management, Llc | 0.30% | 1,914,477 | $91,358,842 | $83,968,961 | -$7,389,881 | -8.09% | |
| Balyasny Asset Management L.P. | 0.13% | 1,425,899 | $68,043,900 | $62,539,930 | -$5,503,970 | -8.09% | |
| Adage Capital Partners Gp, L.L.C. | 0.10% | 1,323,243 | $63,145,156 | $58,037,438 | -$5,107,718 | -8.09% | |
| Westfield Capital Management Co Lp | 0.24% | 1,177,971 | $56,212,776 | $51,665,808 | -$4,546,968 | -8.09% | |
| Fmr Llc | 0.00% | 995,155 | $47,488,787 | $43,647,498 | -$3,841,289 | -8.09% | |
| Franklin Resources Inc | 0.01% | 977,423 | $46,642,627 | $42,869,773 | -$3,772,854 | -8.09% | |
| Samlyn Capital, Llc | 0.73% | 895,445 | $42,730,636 | $39,274,218 | -$3,456,418 | -8.09% | |
| Junto Capital Management Lp | 0.87% | 855,722 | $40,835,054 | $37,531,967 | -$3,303,087 | -8.09% | |
| Bamco Inc | 0.12% | 830,574 | $39,634,991 | $36,428,976 | -$3,206,015 | -8.09% | |
| Capital Research Global Investors | 0.01% | 794,883 | $37,931,817 | $34,863,568 | -$3,068,249 | -8.09% | |
| Wasatch Advisors Lp | 0.25% | 905,245 | $37,440,933 | $39,704,046 | +$2,263,113 | +6.04% | |
| Morgan Stanley | 0.00% | 747,047 | $35,649,110 | $32,765,481 | -$2,883,629 | -8.09% | |
| Northern Trust Corp | 0.00% | 727,036 | $34,694,158 | $31,887,799 | -$2,806,359 | -8.09% | |
| Charles Schwab Investment Management Inc | 0.00% | 650,628 | $31,047,968 | $28,536,544 | -$2,511,424 | -8.09% | |
| Goldman Sachs Group Inc | 0.00% | 583,611 | $27,849,899 | $25,597,178 | -$2,252,721 | -8.09% | |
| Raymond James Financial Inc | 0.01% | 538,993 | $25,484,782 | $23,640,233 | -$1,844,549 | -7.24% | |
| Ubs Group Ag | 0.00% | 520,414 | $24,834,156 | $22,825,358 | -$2,008,798 | -8.09% | |
| Vanguard Fiduciary Trust Co | 0.01% | 514,026 | $24,529,321 | $22,545,180 | -$1,984,141 | -8.09% | |
| Fred Alger Management, Llc | 0.11% | 512,242 | $24,444,289 | $22,466,934 | -$1,977,355 | -8.09% | |
| Invesco Ltd. | 0.00% | 500,655 | $23,891,255 | $21,958,728 | -$1,932,527 | -8.09% | |
| Bank Of New York Mellon Corp | 0.00% | 491,736 | $23,465,652 | $21,567,541 | -$1,898,111 | -8.09% | |
| Voloridge Investment Management, Llc | 0.08% | 433,168 | $20,670,777 | $18,998,748 | -$1,672,029 | -8.09% | |
| Bank Of America Corp | 0.00% | 414,722 | $19,790,534 | $18,189,707 | -$1,600,827 | -8.09% | |
| Timessquare Capital Management, Llc | 0.32% | 390,800 | $18,648,976 | $17,140,488 | -$1,508,488 | -8.09% | |
| Principal Financial Group Inc | 0.01% | 360,253 | $17,191,273 | $15,800,697 | -$1,390,576 | -8.09% | |
| Lazard Asset Management Llc | 0.03% | 332,328 | $15,858,692 | $14,575,906 | -$1,282,786 | -8.09% | |
| Grantham, Mayo, Van Otterloo & Co. Llc | 0.04% | 312,011 | $14,889,165 | $13,684,802 | -$1,204,363 | -8.09% | |
| Rockefeller Capital Management L.P. | 0.03% | 307,710 | $14,683,921 | $13,496,161 | -$1,187,760 | -8.09% | |
| Nuveen, Llc | 0.00% | 299,437 | $14,289,134 | $13,133,307 | -$1,155,827 | -8.09% | |
| Squarepoint Ops Llc | 0.03% | 282,234 | $13,468,206 | $12,378,783 | -$1,089,423 | -8.09% | |
| Tidal Investments Llc | 0.04% | 281,313 | $13,424,256 | $12,338,388 | -$1,085,868 | -8.09% | |
| Public Sector Pension Investment Board | 0.04% | 263,785 | $12,587,820 | $11,569,610 | -$1,018,210 | -8.09% | |
| Segall Bryant & Hamill, Llc | 0.19% | 260,823 | $11,857,014 | $11,439,697 | -$417,317 | -3.52% | |
| Engle Capital Management, L.P. | 3.86% | 237,216 | $11,319,948 | $10,404,294 | -$915,654 | -8.09% | |
| Inherent Management Corp. | 5.67% | 233,729 | $11,153,548 | $10,251,354 | -$902,194 | -8.09% | |
| Wells Fargo & Company/Mn | 0.00% | 223,040 | $10,643,445 | $9,782,534 | -$860,911 | -8.09% | |
| Granahan Investment Management, Llc | 0.49% | 211,626 | $10,098,793 | $9,281,916 | -$816,877 | -8.09% | |
| Woodline Partners Lp | 0.04% | 203,376 | $9,705,103 | $8,920,071 | -$785,032 | -8.09% | |
| Rhumbline Advisers | 0.01% | 189,137 | $9,025,598 | $8,295,549 | -$730,049 | -8.09% | |
| Point72 Asset Management, L.P. | 0.02% | 187,068 | $8,926,885 | $8,204,802 | -$722,083 | -8.09% |
Frequently asked questions about STEP
Who owns the most STEP stock?
The largest holders of STEP are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for STEPSTONE GROUP INC-CLASS A (STEP).
Is STEP widely held by superinvestors?
Many widely followed stocks like STEP appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly STEP is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.