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WESTFIELD CAPITAL MANAGEMENT CO LP

Position in STEP — StepStone Group Inc.

CIK 1177719 BOSTON, MA

Position in STEP

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$71,528,976
+$15,316,200 QoQ
Shares Held
1,729,424
+46.8% QoQ
Ownership
1.43%
of shares outstanding
% of Portfolio
0.23%
of 13F equity value
Holder Rank
#11
of 273 holders
Holding Since
Dec 2021
12 quarters on record
Voting authority Sole 95% Shared 0% None 5%

Common Shares in STEP Over Time

Shares Held

Position Value (USD)

Position in Asset Management

Financial Services · as of Jun 30, 2026

WESTFIELD CAPITAL MANAGEMENT CO LP holds $177,499,657 across 2 Asset Management names. STEP ranks #2 (40.3% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 STEP
StepStone Group Inc.
This page
1,729,424 $71,528,976

All Filings in STEP

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12 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $71,528,976 1,729,424
2026-03-31 $56,212,776 1,177,971
2025-12-31 $50,469,769 786,501
2025-09-30 $50,858,725 778,728
2023-09-30 $28,834,719 913,069
2023-06-30 $21,630,648 871,852
2023-03-31 $20,019,303 824,858
2022-12-31 $20,046,956 796,146
2022-09-30 $18,791,400 766,683
2022-06-30 $20,216,303 776,654
2022-03-31 $21,927,342 663,259
2021-12-31 $23,133,039 556,484