RBLX Roblox Corporation

NYSE
$45.50

Roblox Corporation (RBLX) Institutional Ownership

What the institutions did with RBLX last quarter, from their 13F filings. Counting managers rather than shares is the point: a single index fund adding to a position tells you far less than four hundred separate managers all deciding to. Positions as reported for the quarter ended June 30, 2026.

Managers compared
927
filed both this quarter and last
Managers holding
777
-48 on the quarter
Buyers
397
102 opened new
Sellers
417
150 sold out entirely
Buyer share
48.8%
of managers who traded it
Breadth
-2.5
net buyers, as a share of those trading

Every manager below opens. Subscribers can see any firm's whole portfolio — every position, its weight, and what they bought, trimmed and exited last quarter.

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Ownership map

Each block is one manager, sized by shares held and colored by how much they moved the position last quarter. Green added, red cut, grey stood pat.

Cut Unchanged Added Color saturates at ±50%.

Largest holders

Manager Shares % of reported
FMR LLC 79.7M 13.9%
BlackRock, Inc. 38.3M 6.7%
VANGUARD PORTFOLIO MANAGEMENT LLC 31.6M 5.5%
VANGUARD CAPITAL MANAGEMENT LLC 29.2M 5.1%
Capital World Investors 22.7M 4.0%
MORGAN STANLEY 21.7M 3.8%
BAILLIE GIFFORD & CO 21.1M 3.7%
IEQ CAPITAL, LLC 16.6M 2.9%
PRICE T ROWE ASSOCIATES INC /MD/ 16.4M 2.9%
Capital International Investors 16.1M 2.8%
STATE STREET CORP 14.9M 2.6%
AQR CAPITAL MANAGEMENT LLC 13.5M 2.4%
TWO SIGMA INVESTMENTS, LP 13.4M 2.3%
SRS Investment Management, LLC 13.1M 2.3%
GEODE CAPITAL MANAGEMENT, LLC 12.3M 2.2%
Linonia Partnership LP 12.1M 2.1%
FIL Ltd 9.0M 1.6%
Temasek Holdings (Private) Ltd 7.8M 1.4%
GOLDMAN SACHS GROUP INC 7.3M 1.3%
Amundi 7.1M 1.2%
RENAISSANCE TECHNOLOGIES LLC 6.8M 1.2%
ARK Investment Management LLC 6.5M 1.1%
NORGES BANK 5.1M 0.9%
JPMORGAN CHASE & CO 4.7M 0.8%
Sumitomo Mitsui Trust Group, Inc. 4.6M 0.8%

Largest changes

Manager Action Previous Current Change
FMR LLC Increased 46.6M 79.7M +33.1M
Capital International Investors Reduced 29.2M 16.1M -13.1M
Linonia Partnership LP New 0 12.1M +12.1M
SRS Investment Management, LLC Increased 6.6M 13.1M +6.5M
Artisan Partners Limited Partnership Sold Out 5.8M 0 -5.8M
AQR CAPITAL MANAGEMENT LLC Increased 8.3M 13.5M +5.2M
Whale Rock Capital Management LLC Sold Out 3.5M 0 -3.5M
FIL Ltd Increased 5.7M 9.0M +3.4M
Assenagon Asset Management S.A. Increased 1.0M 3.8M +2.8M
Slate Path Capital LP New 0 2.7M +2.7M
SANDS CAPITAL MANAGEMENT, LLC Sold Out 2.7M 0 -2.7M
ValueAct Holdings, L.P. Reduced 5.8M 3.1M -2.7M
PRICE T ROWE ASSOCIATES INC /MD/ Reduced 19.1M 16.4M -2.7M
UBS Group AG Increased 1.9M 4.5M +2.7M
Qube Research & Technologies Ltd Sold Out 2.3M 0 -2.3M
Foxhaven Asset Management, LP Sold Out 2.1M 0 -2.1M
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ Reduced 5.3M 3.2M -2.1M
JPMORGAN CHASE & CO Reduced 6.7M 4.7M -2.1M
FRANKLIN RESOURCES INC Reduced 3.4M 1.7M -1.7M
SOMA EQUITY PARTNERS LP Sold Out 1.6M 0 -1.6M
CITADEL ADVISORS LLC Increased 503.7K 2.1M +1.6M
VOYA INVESTMENT MANAGEMENT LLC Reduced 1.6M 63.1K -1.5M
TWO SIGMA INVESTMENTS, LP Increased 12.0M 13.4M +1.4M
Atreides Management, LP Sold Out 1.4M 0 -1.4M
MORGAN STANLEY Reduced 23.1M 21.7M -1.3M
BANK OF AMERICA CORP /DE/ Increased 2.4M 3.7M +1.3M
Amundi Increased 5.8M 7.1M +1.3M
GOLDMAN SACHS GROUP INC Increased 6.1M 7.3M +1.2M
WORLDQUANT MILLENNIUM ADVISORS LLC Increased 2.3M 3.4M +1.1M
Robeco Institutional Asset Management B.V. Reduced 1.7M 654.1K -1.0M
VANGUARD PORTFOLIO MANAGEMENT LLC Increased 30.6M 31.6M +1.0M
WESTFIELD CAPITAL MANAGEMENT CO LP New 0 985.8K +985.8K
RAYMOND JAMES FINANCIAL INC Reduced 1.9M 967.2K -961.2K
Allspring Global Investments Holdings, LLC Reduced 921.4K 16.0K -905.4K
GILDER GAGNON HOWE & CO LLC Reduced 1.7M 841.8K -838.8K
SEI INVESTMENTS CO Reduced 1.1M 257.1K -823.2K
ROYAL BANK OF CANADA Reduced 1.7M 856.6K -823.1K
JANE STREET GROUP, LLC Reduced 1.1M 285.4K -800.8K
Spyglass Capital Management LLC Sold Out 780.0K 0 -780.0K
Clearbridge Investments, LLC Reduced 2.2M 1.4M -768.7K
HMI Capital Management, L.P. Sold Out 767.3K 0 -767.3K
BlackRock, Inc. Reduced 39.1M 38.3M -752.2K
Tidal Investments LLC Reduced 749.3K 12.5K -736.8K
WELLINGTON MANAGEMENT GROUP LLP Reduced 2.3M 1.6M -706.5K
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC Increased 2.9M 3.5M +670.6K
JACOBS LEVY EQUITY MANAGEMENT, INC Increased 1.2M 1.9M +666.7K
Durable Capital Partners LP Sold Out 646.4K 0 -646.4K
VANGUARD CAPITAL MANAGEMENT LLC Increased 28.6M 29.2M +643.4K
STATE STREET CORP Increased 14.2M 14.9M +617.2K
Contour Asset Management LLC Increased 2.5M 3.1M +605.0K
ACADIAN ASSET MANAGEMENT LLC Increased 720.6K 1.3M +588.6K
D. E. Shaw & Co., Inc. Reduced 4.5M 3.9M -577.4K
ARK Investment Management LLC Increased 5.9M 6.5M +569.8K
Nuveen, LLC Reduced 2.1M 1.5M -543.1K
MARSHALL WACE, LLP Reduced 2.2M 1.7M -490.0K
AMERICAN CENTURY COMPANIES INC Reduced 1.6M 1.1M -481.7K
Trexquant Investment LP Sold Out 475.1K 0 -475.1K
Y-Intercept (Hong Kong) Ltd Sold Out 472.1K 0 -472.1K
Islander Capital Partners, L.P. Sold Out 458.0K 0 -458.0K
VAN ECK ASSOCIATES CORP Increased 679.7K 1.1M +446.3K

13F filings are due 45 days after quarter end and cover long positions in U.S.-listed equities only, so this is a lagged and partial picture: shorts, bonds and foreign listings never appear. Options positions are excluded here rather than folded into the share counts. Political ownership is coming.