ROBLOX CORP (RBLX): Institutional Ownership
Hedge funds and institutional managers reporting a position in RBLX · Communication Services. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
35
13F filers
Aggregate Value
$2.4B
Across holders
Last Price
$47.56
2026-06-26
Sector
Communication Services
GICS
Holder activity12 new7 added15 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 12.04M | $681.2M | 28.5% | 0.5% | Added | +$511.1M | Q1 2026 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 7.13M | $403.1M | 16.9% | 0.6% | Added | +$28.1M | Q1 2026 |
| ValueAct Holdings, L.P. CIK 0001418814 | Hedge Fund | 5.85M | $330.8M | 13.8% | 5.8% | Reduced | $-7.2M | Q1 2026 |
| Whale Rock Capital Management LLC CIK 0001387322 | Hedge Fund | 3.53M | $199.8M | 8.4% | 2.6% | Reduced | $-32.4M | Q1 2026 |
| SANDS CAPITAL MANAGEMENT, LLC CIK 0001020066 | Institutional Manager | 2.73M | $154.2M | 6.5% | 0.6% | Reduced | $-25.8M | Q1 2026 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 2.28M | $129.1M | 5.4% | 0.1% | Added | +$115.7M | Q1 2026 |
| Altimeter Capital Management, LLC CIK 0001541617 | Hedge Fund | 2.85M | $114.9M | 4.8% | 2.1% | New | — | Q2 2023 |
| BAILLIE GIFFORD & CO CIK 0001088875 | Institutional Manager | 1.77M | $99.9M | 4.2% | 0.1% | Reduced | $-557.3M | Q1 2026 |
| MOORE CAPITAL MANAGEMENT, LP CIK 0001448574 | Hedge Fund | 508K | $70.3M | 2.9% | 1.0% | New | — | Q3 2025 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 1.21M | $68.4M | 2.9% | 0.1% | Added | +$68.4M | Q1 2026 |
| Holocene Advisors, LP CIK 0001700574 | Hedge Fund | 639K | $51.8M | 2.2% | 0.1% | New | — | Q4 2025 |
| Durable Capital Partners LP CIK 0001798849 | Hedge Fund | 646K | $36.6M | 1.5% | 0.4% | Reduced | $-29.2M | Q1 2026 |
| MAPLELANE CAPITAL, LLC CIK 0001512173 | Hedge Fund | 118K | $12.4M | 0.5% | 0.3% | New | — | Q2 2025 |
| ExodusPoint Capital Management, LP CIK 0001736225 | Hedge Fund | 170K | $9.6M | 0.4% | 0.1% | Added | +$9.1M | Q1 2026 |
| Gotham Asset Management, LLC CIK 0001510387 | Hedge Fund | 150K | $8.5M | 0.4% | 0.0% | Reduced | $-123K | Q1 2026 |
| LAKEWOOD CAPITAL MANAGEMENT, LP CIK 0001424381 | Hedge Fund | 50K | $5.3M | 0.2% | 0.4% | New | — | Q2 2025 |
| Davidson Kempner Capital Management LP CIK 0001595082 | Hedge Fund | 49K | $2.7M | 0.1% | 0.0% | Reduced | $-12.5M | Q1 2026 |
| Man Group plc CIK 0001637460 | Hedge Fund | 34K | $1.9M | 0.1% | 0.0% | Added | +$656K | Q1 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 29K | $1.7M | 0.1% | 0.0% | Reduced | $-2.2M | Q1 2026 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 26K | $1.5M | 0.1% | 0.0% | Reduced | $-15.4M | Q1 2026 |
Added
Hedge Fund
$681.2M· 28.5% of total· 0.5% port· 12.04M sh· +$511.1M QoQ· Q1 2026
Added
Hedge Fund
$403.1M· 16.9% of total· 0.6% port· 7.13M sh· +$28.1M QoQ· Q1 2026
Reduced
Hedge Fund
$330.8M· 13.8% of total· 5.8% port· 5.85M sh· $-7.2M QoQ· Q1 2026
Reduced
Hedge Fund
$199.8M· 8.4% of total· 2.6% port· 3.53M sh· $-32.4M QoQ· Q1 2026
Reduced
Institutional Manager
$154.2M· 6.5% of total· 0.6% port· 2.73M sh· $-25.8M QoQ· Q1 2026
Added
Hedge Fund
$129.1M· 5.4% of total· 0.1% port· 2.28M sh· +$115.7M QoQ· Q1 2026
New
Hedge Fund
$114.9M· 4.8% of total· 2.1% port· 2.85M sh· — QoQ· Q2 2023
Reduced
Institutional Manager
$99.9M· 4.2% of total· 0.1% port· 1.77M sh· $-557.3M QoQ· Q1 2026
New
Hedge Fund
$70.3M· 2.9% of total· 1.0% port· 508K sh· — QoQ· Q3 2025
Added
Hedge Fund
$68.4M· 2.9% of total· 0.1% port· 1.21M sh· +$68.4M QoQ· Q1 2026
New
Hedge Fund
$51.8M· 2.2% of total· 0.1% port· 639K sh· — QoQ· Q4 2025
Reduced
Hedge Fund
$36.6M· 1.5% of total· 0.4% port· 646K sh· $-29.2M QoQ· Q1 2026
New
Hedge Fund
$12.4M· 0.5% of total· 0.3% port· 118K sh· — QoQ· Q2 2025
Added
Hedge Fund
$9.6M· 0.4% of total· 0.1% port· 170K sh· +$9.1M QoQ· Q1 2026
Reduced
Hedge Fund
$8.5M· 0.4% of total· 0.0% port· 150K sh· $-123K QoQ· Q1 2026
New
Hedge Fund
$5.3M· 0.2% of total· 0.4% port· 50K sh· — QoQ· Q2 2025
Reduced
Hedge Fund
$2.7M· 0.1% of total· 0.0% port· 49K sh· $-12.5M QoQ· Q1 2026
Added
Hedge Fund
$1.9M· 0.1% of total· 0.0% port· 34K sh· +$656K QoQ· Q1 2026
Reduced
Hedge Fund
$1.7M· 0.1% of total· 0.0% port· 29K sh· $-2.2M QoQ· Q1 2026
Reduced
Hedge Fund
$1.5M· 0.1% of total· 0.0% port· 26K sh· $-15.4M QoQ· Q1 2026
New
Hedge Fund
$1.1M· 0.0% of total· 0.0% port· 8K sh· — QoQ· Q3 2025
Reduced
Hedge Fund
$1.1M· 0.0% of total· 0.0% port· 19K sh· $-91.2M QoQ· Q1 2026
New
Family Office
$837K· 0.0% of total· 0.0% port· 10K sh· — QoQ· Q4 2025
Reduced
Hedge Fund
$730K· 0.0% of total· 0.0% port· 13K sh· $-3.5M QoQ· Q1 2026
Reduced
Hedge Fund
$725K· 0.0% of total· 0.0% port· 13K sh· $-445K QoQ· Q1 2026
Reduced
Hedge Fund
$707K· 0.0% of total· 0.0% port· 13K sh· $-28.6M QoQ· Q1 2026
New
Institutional Manager
$446K· 0.0% of total· 0.0% port· 3K sh· — QoQ· Q3 2025
New
Family Office
$343K· 0.0% of total· 0.0% port· 3K sh· — QoQ· Q2 2025
New
Hedge Fund
$311K· 0.0% of total· 0.0% port· 6K sh· — QoQ· Q1 2026
New
Hedge Fund
$307K· 0.0% of total· 0.1% port· 9K sh· — QoQ· Q2 2022
New
Hedge Fund
$296K· 0.0% of total· 0.0% port· 4K sh· — QoQ· Q4 2025
Reduced
Hedge Fund
$203K· 0.0% of total· 0.0% port· 4K sh· $-3.1M QoQ· Q1 2026
Reduced
Hedge Fund
$134K· 0.0% of total· 0.0% port· 2K sh· $-4.0M QoQ· Q1 2026
Added
Hedge Fund
$17K· 0.0% of total· 0.0% port· 317 sh· +$15K QoQ· Q1 2026
Unchanged
Hedge Fund
$9K· 0.0% of total· 0.0% port· 158 sh· +$0 QoQ· Q1 2026
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