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1,025 hedge funds and large institutions have $73.2B invested in Roblox in 2025 Q3 according to their latest regulatory filings, with 207 funds opening new positions, 407 increasing their positions, 282 reducing their positions, and 80 closing their positions.

New
Increased
Maintained
Reduced
Closed

159% more first-time investments, than exits

New positions opened: 207 | Existing positions closed: 80

44% more repeat investments, than reductions

Existing positions increased: 407 | Existing positions reduced: 282

33% more capital invested

Capital invested by funds: $55B → $73.2B (+$18.2B)

24% more call options, than puts

Call options by funds: $3.26B | Put options by funds: $2.64B

13% more funds holding

Funds holding: 9071,025 (+118)

1.01% less ownership

Funds ownership: 83.07%82.06% (-1%)

9% less funds holding in top 10

Funds holding in top 10: 4743 (-4)

Holders
1,025
Holders Change
+118
Holders Change %
+13.01%
% of All Funds
13.45%
Holding in Top 10
43
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-8.51%
% of All Funds
0.56%
New
207
Increased
407
Reduced
282
Closed
80
Calls
$3.26B
Puts
$2.64B
Net Calls
+$620M
Net Calls Change
-$622M
Name Holding Trade Value Shares
Change
Change in
Stake
RhumbLine Advisers
76
RhumbLine Advisers
Massachusetts
$127M +$5.95M +47,844 +6%
California State Teachers Retirement System (CalSTRS)
77
California State Teachers Retirement System (CalSTRS)
California
$125M +$7.85M +63,183 +8%
Robeco Institutional Asset Management
78
Robeco Institutional Asset Management
Netherlands
$122M +$4.43M +35,656 +4%
Citigroup
79
Citigroup
New York
$122M +$69.4M +558,738 +174%
Citadel Advisors
80
Citadel Advisors
Florida
$115M -$80.7M -649,352 -44%
Lord, Abbett & Co
81
Lord, Abbett & Co
New Jersey
$113M +$101M +815,902 New
Mitsubishi UFJ Asset Management
82
Mitsubishi UFJ Asset Management
Japan
$112M -$4.08M -32,865 -4%
Man Group
83
Man Group
United Kingdom
$105M -$7.3M -58,774 -7%
KBC Group
84
KBC Group
Belgium
$104M +$11.8M +95,004 +14%
JRP
85
Jasper Ridge Partners
California
$102M -$686K -5,519 -0.7%
AM
86
Atreides Management
Massachusetts
$102M -$39M -313,535 -30%
NNPTE
87
Nationale-Nederlanden Powszechne Towarzystwo Emerytalne
Poland
$101M +$90.8M +730,629 New
QCM
88
Quantinno Capital Management
New York
$99.4M +$31M +249,112 +53%
Dimensional Fund Advisors
89
Dimensional Fund Advisors
Texas
$98.3M +$1.41M +11,340 +2%
Walleye Capital
90
Walleye Capital
New York
$97M +$11.2M +90,314 +15%
NPT
91
National Philanthropic Trust
Pennsylvania
$96.2M +$1.02M +8,177 +1%
FCM
92
Frontier Capital Management
Massachusetts
$87.7M -$1.21M -9,749 -2%
Wells Fargo
93
Wells Fargo
California
$85.4M +$48.5M +390,446 +173%
Allspring Global Investments
94
Allspring Global Investments
North Carolina
$83.9M -$1.92M -15,482 -2%
TD Asset Management
95
TD Asset Management
Ontario, Canada
$81.8M +$4.82M +38,756 +7%
Mitsubishi UFJ Trust & Banking
96
Mitsubishi UFJ Trust & Banking
Japan
$79.4M -$1.38M -11,111 -2%
Russell Investments Group
97
Russell Investments Group
United Kingdom
$78.1M +$5.57M +44,827 +9%
MGCM
98
Mane Global Capital Management
New York
$78.1M +$20.9M +167,829 +42%
Victory Capital Management
99
Victory Capital Management
Texas
$77.3M +$48.4M +389,446 +231%
Korea Investment Corp
100
Korea Investment Corp
South Korea
$73.7M -$325K -2,614 -0.5%

RBLX Hedge Fund Activity: Q3 2025 in Review

1,025 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Roblox (RBLX) for Q3 2025, worth a combined $73.2B — up 33% from $55B a quarter earlier.

Buyers outnumbered sellers: 207 funds opened new RBLX positions and 80 closed out — a net gain of 127 holders — while 407 added to existing stakes and 282 trimmed.

The largest buyer was JP Morgan Chase, adding an estimated $1.95B. The largest seller was Baillie Gifford & Co, cutting an estimated $383M.

  • 1,025 institutional investors held Roblox (RBLX) as of Q3 2025, up from 907 in Q2 2025.
  • Funds reported $73.2B of Roblox stock for Q3 2025, up 33% quarter-over-quarter.
  • 207 funds opened new Roblox positions in Q3 2025 and 80 closed out, a net change of +127 holders.
  • The largest Roblox buyer in Q3 2025 was JP Morgan Chase, an estimated $1.95B added.
  • The largest Roblox seller in Q3 2025 was Baillie Gifford & Co, an estimated $383M sold.

Based on aggregated 13F filings for Q3 2025.