Vault-13

ROBLOX CORP RBLX

CL A · Common Stock · CUSIP 771049103 · ISIN US7710491033

American video game developer

597 institutional holders
400,097,236400.1m shares reported held*
$14.3bnreported value*

* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($8.3m this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $35.84. Options: 42 managers hold calls ($886.5m notional), 36 hold puts ($817.4m).

Biggest calls

CITADEL ADVISORS LLC — $170.6m4.8m shares
Parallax Volatility Advisers, L.P. — $156.9m4.4m shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP — $117.5m3.3m shares
D. E. Shaw & Co., Inc. — $85.0m2.4m shares
JANE STREET GROUP, LLC — $57.8m1.6m shares
SIMPLEX TRADING, LLC — $47.4m1.3m shares
CTC LLC — $44.3m12.4k shares
Twin Tree Management, LP — $40.7m1.1m shares
IMC-Chicago, LLC — $30.1m839.1k shares
Walleye Trading LLC — $20.6m573.7k shares

Biggest puts

CITADEL ADVISORS LLC — $177.6m5.0m shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP — $98.7m2.8m shares
Parallax Volatility Advisers, L.P. — $94.7m2.6m shares
Twin Tree Management, LP — $87.4m2.4m shares
SIMPLEX TRADING, LLC — $61.9m1.7m shares
CTC LLC — $47.1m13.2k shares
D. E. Shaw & Co., Inc. — $47.1m1.3m shares
JANE STREET GROUP, LLC — $43.3m1.2m shares
Parkwood LLC — $23.3m650.0k shares
IMC-Chicago, LLC — $20.2m564.3k shares

Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.

Major shareholders (over 5%)

Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.

HolderStakeChangeShares Last filed
FMR LLC 13G · institution +4.0 pts · filed 2026-07-08 11.9% +4.0 pts 79.7m≈ $4.3bn 2026-07-08
Baszucki David 13G · exempt (held before listing) filed 2025-08-12 7.0% 48.3m≈ $2.6bn 2025-08-12
BlackRock, Inc. 13G · institution new · filed 2025-10-17 5.5% new 35.5m≈ $1.9bn 2025-10-17
VANGUARD CAPITAL MANAGEMENT LLC 13G · institution new · filed 2026-04-30 5.2% new 34.2m≈ $1.9bn 2026-04-30

Fell to 5% or below in the last year: VANGUARD GROUP INC (0.0%, 2026-03-27; now reported by VANGUARD CAPITAL MANAGEMENT LLC)

Insider purchases and sales in Q3 2022

Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.

Officers and directors buying vs selling

Number of people, by quarter (10% owners not included)

BuyingSelling
10010Q4 20: 0 buyingQ4 20: 0 sellingQ1 21: 0 buyingQ1 21: 0 sellingQ1 21Q2 21: 0 buyingQ2 21: 0 sellingQ3 21: 0 buyingQ3 21: 0 sellingQ3 21Q4 21: 0 buyingQ4 21: 8 sellingQ1 22: 0 buyingQ1 22: 4 sellingQ1 22Q2 22: 0 buyingQ2 22: 4 sellingQ3 22: 0 buyingQ3 22: 7 sellingQ3 22
Numbers
QuarterBuyingBoughtSellingSoldSold under a plan
Q4 20200—0——
Q1 20210—0——
Q2 20210—0——
Q3 20210—0——
Q4 20210—8$276.4m—
Q1 20220—4$9.7m—
Q2 20220—4$1.6m—
Q3 20220—7$31.4m—
DateInsiderTradeSharesPrice ValueTheir holding
2022-09-15 Donato Craig Chief Business Officer Sold 2,000 $44.38 $88.8k2.0k shares -<1%
2022-09-12 Messing Barbara CMKtg & People Exper Officer Sold 21,622 $45.04 $973.9k21.6k shares -12%
2022-09-09 Bronstein Manuel Chief Product Officer Sold 2,612 $45.00 $117.5k2.6k shares -<1%
2022-08-24 Donato Craig Chief Business Officer Sold 7,713 $41.60 $320.9k7.7k shares -1%
2022-08-23 Baszucki David President & CEO, director Sold 550,000 $41.41 $22.8m550.0k shares -100%
2022-08-23 Baszucki David President & CEO, director · See Footnote Sold 100,000 $41.41 $4.1m100.0k shares -100%
2022-08-22 Bronstein Manuel Chief Product Officer Sold 30,819 $41.52 $1.3m30.8k shares -4%
2022-08-22 Sturman Daniel Chief Technology Officer Sold 9,387 $41.52 $389.7k9.4k shares -2%
2022-08-22 Guthrie Michael Chief Financial Officer Sold 7,437 $41.52 $308.8k7.4k shares -4%
2022-08-22 Reinstra Mark Gen. Counsel & Secretary Sold 6,737 $41.52 $279.7k6.7k shares -4%
2022-08-22 Donato Craig Chief Business Officer Sold 6,736 $41.52 $279.7k6.7k shares -1%
2022-08-22 Messing Barbara CMKtg & People Exper Officer Sold 4,628 $41.52 $192.2k4.6k shares -3%
2022-08-15 Kim Han 10% owner · See Footnotes Sold 50,000 $49.64 $2.5m50.0k shares -4%
2022-08-12 Kim Han 10% owner · See Footnotes Sold 50,000 $50.36 $2.5m50.0k shares -3%
2022-08-12 Bronstein Manuel Chief Product Officer Sold 2,452 $50.03 $122.7k2.5k shares -<1%
2022-08-12 Donato Craig Chief Business Officer Sold 2,000 $50.00 $100.0k2.0k shares -<1%

Their holding: how much the trade added to or took from the insider's holding (direct, or the trust or fund named). The same trade is sometimes reported by more than one insider, such as a fund and the director who represents it; totals count it once. A value is left blank where the reported price is far from the market price (usually a typo).

Holders, Q3 2022

#ManagerLocationShares Value% of their portfolioChangeShares change
1 ALTOS VENTURES MANAGEMENT, INC. 99.31% of their portfolio Burlingame, CA 78,657,78078.7m $2.8bn $2.8bn 99.31% —
2 MORGAN STANLEY 0.20% of their portfolio NEW YORK, NY 40,045,06140.0m $1.4bn $1.4bn 0.20% —
3 VANGUARD GROUP INC 0.03% of their portfolio Valley Forge, PA 28,303,42828.3m $1.0bn $1.0bn 0.03% —
4 BAILLIE GIFFORD & CO 0.77% of their portfolio EDINBURGH, X0 20,906,98920.9m $749.3m $749.3m 0.77% —
5 BlackRock Inc. 0.02% of their portfolio New York, NY 18,567,57818.6m $665.5m $665.5m 0.02% —
6 PRICE T ROWE ASSOCIATES INC /MD/ 0.10% of their portfolio BALTIMORE, MD 17,211,37317.2m $616.9m $616.9m 0.10% —
7 Index Venture Growth Associates III Ltd 72.07% of their portfolio ST. HELIER, CHANNEL ISLANDS, Y9 12,951,20713.0m $464.2m $464.2m 72.07% —
8 Temasek Holdings (Private) Ltd 2.44% of their portfolio SINGAPORE, U0 11,364,54211.4m $407.3m $407.3m 2.44% —
9 Meritech Capital Associates V L.L.C. 65.93% of their portfolio PALO ALTO, CA 10,776,30310.8m $386.2m $386.2m 65.93% —
10 RENAISSANCE TECHNOLOGIES LLC 0.54% of their portfolio NEW YORK, NY 10,621,68210.6m $380.7m $380.7m 0.54% —
11 ARK Investment Management LLC 2.12% of their portfolio ST. PETERSBURG, FL 8,474,6968.5m $303.7m $303.7m 2.12% —
12 STATE STREET CORP 0.02% of their portfolio BOSTON, MA 8,122,3668.1m $291.1m $291.1m 0.02% —
13 JENNISON ASSOCIATES LLC 0.25% of their portfolio NEW YORK, NY 7,102,9547.1m $254.6m $254.6m 0.25% —
14 FMR LLC 0.02% of their portfolio BOSTON, MA 6,590,4276.6m $236.2m $236.2m 0.02% —
15 Sumitomo Mitsui Trust Group, Inc. 0.15% of their portfolio CHIYODA-KU, TOKYO, M0 5,216,8165.2m $187.0m $187.0m 0.15% —
16 HMI Capital Management, L.P. 6.17% of their portfolio SAN FRANCISCO, CA 4,573,8344.6m $163.9m $163.9m 6.17% —
17 GEODE CAPITAL MANAGEMENT, LLC 0.02% of their portfolio BOSTON, MA 4,567,3014.6m $163.6m $163.6m 0.02% —
18 Nuveen Asset Management, LLC 0.07% of their portfolio CHICAGO, IL 4,490,2604.5m $160.9m $160.9m 0.07% —
19 Amova Asset Management Americas, Inc. 1.92% of their portfolio New York, NY 4,229,0004.2m $150.4m $150.4m 1.92% —
20 VOLORIDGE INVESTMENT MANAGEMENT, LLC 0.67% of their portfolio JUPITER, FL 3,486,5543.5m $125.0m $125.0m 0.67% —
21 FRANKLIN RESOURCES INC 0.06% of their portfolio San Mateo, CA 3,077,2593.1m $110.3m $110.3m 0.06% —
22 VOYA INVESTMENT MANAGEMENT LLC 0.13% of their portfolio ATLANTA, GA 3,048,9483.0m $109.3m $109.3m 0.13% —
23 Altimeter Capital Management, LP 2.18% of their portfolio MENLO PARK, CA 2,850,0002.9m $102.1m $102.1m 2.18% —
24 12 West Capital Management LP 8.93% of their portfolio NEW YORK, NY 2,825,0002.8m $101.2m $101.2m 8.93% —
25 TWO SIGMA INVESTMENTS, LP 0.32% of their portfolio NEW YORK, NY 2,550,5682.6m $91.4m $91.4m 0.32% —
26 NORGES BANK 0.02% of their portfolio OSLO, Q8 2,500,0972.5m $89.6m $89.6m 0.02% —
27 SOMA EQUITY PARTNERS LP 5.06% of their portfolio San Francisco, CA 2,500,0002.5m $89.6m $89.6m 5.06% —
28 TD Asset Management Inc 0.10% of their portfolio Toronto, A6 2,317,6752.3m $82.0m $82.0m 0.10% —
29 NORTHERN TRUST CORP 0.02% of their portfolio CHICAGO, IL 2,316,4282.3m $83.0m $83.0m 0.02% —
30 TWO SIGMA ADVISERS, LP 0.23% of their portfolio NEW YORK, NY 2,216,3002.2m $79.4m $79.4m 0.23% —
31 Capital World Investors 0.02% of their portfolio LOS ANGELES, CA 2,170,9032.2m $77.8m $77.8m 0.02% —
32 GOLDMAN SACHS GROUP INC 0.02% of their portfolio NEW YORK, NY 1,961,1532.0m $70.3m $70.3m 0.02% —
33 AMERIPRISE FINANCIAL INC 0.02% of their portfolio MINNEAPOLIS, MN 1,879,4831.9m $67.4m $67.4m 0.02% —
34 D. E. Shaw & Co., Inc. 0.11% of their portfolio New York, NY 1,784,0331.8m $63.9m $63.9m 0.11% —
35 Legal & General Group Plc 0.02% of their portfolio London, X0 1,722,8451.7m $61.7m $61.7m 0.02% —
36 JPMORGAN CHASE & CO 0.01% of their portfolio NEW YORK, NY 1,698,0781.7m $60.9m $60.9m 0.01% —
37 Swiss National Bank 0.04% of their portfolio ZURICH, V8 1,526,4001.5m $54.7m $54.7m 0.04% —
38 Bank of New York Mellon Corp 0.01% of their portfolio NEW YORK, NY 1,516,0801.5m $54.3m $54.3m 0.01% —
39 Accredited Investors Inc. 5.95% of their portfolio EDINA, MN 1,430,4121.4m $51.3m $51.3m 5.95% —
40 GREYLOCK 15 GP LLC 40.80% of their portfolio Menlo Park, CA 1,418,9671.4m $50.9m $50.9m 40.80% —
41 Polar Capital Holdings Plc 0.30% of their portfolio London, X0 1,317,3041.3m $47.2m $47.2m 0.30% —
42 BANK OF AMERICA CORP /DE/ 0.01% of their portfolio CHARLOTTE, NC 1,300,5041.3m $46.6m $46.6m 0.01% —
43 Mitsubishi UFJ Trust & Banking Corp 0.12% of their portfolio TOKYO, M0 1,245,4611.2m $44.6m $44.6m 0.12% —
44 IEQ CAPITAL, LLC 1.16% of their portfolio Foster City, CA 1,181,8021.2m $42.4m $42.4m 1.16% —
45 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.02% of their portfolio SAN FRANCISCO, CA 1,175,0871.2m $42.1m $42.1m 0.02% —
46 EATON VANCE MANAGEMENT 0.06% of their portfolio BOSTON, MA 1,099,7301.1m $39.4m $39.4m 0.06% —
47 VAN ECK ASSOCIATES CORP 0.10% of their portfolio NEW YORK, NY 953,301953.3k $34.2m $34.2m 0.10% —
48 EXCHANGE TRADED CONCEPTS, LLC 1.07% of their portfolio Oklahoma City, OK 910,299910.3k $32.6m $32.6m 1.07% —
49 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.02% of their portfolio NEW YORK, NY 907,278907.3k $32.5m $32.5m 0.02% —
50 TWINBEECH CAPITAL LP 0.83% of their portfolio PURCHASE, NY 875,366875.4k $31.4m $31.4m 0.83% —
51 Cavalry Management Group, LLC 3.82% of their portfolio San Francisco, CA 847,524847.5k $30.4m $30.4m 3.82% —
52 Douglas Lane & Associates, LLC 0.55% of their portfolio NEW YORK, NY 826,495826.5k $29.6m $29.6m 0.55% —
53 Invesco Ltd. 0.01% of their portfolio ATLANTA, GA 794,457794.5k $28.5m $28.5m 0.01% —
54 GILDER GAGNON HOWE & CO LLC 0.48% of their portfolio New York, NY 768,647768.6k $27.5m $27.5m 0.48% —
55 CITADEL ADVISORS LLC 0.03% of their portfolio MIAMI, FL 761,836761.8k $27.3m $27.3m 0.03% —
56 NEUBERGER BERMAN GROUP LLC 0.03% of their portfolio NEW YORK, NY 752,025752.0k $26.6m $26.6m 0.03% —
57 CREDIT SUISSE AG/ 0.03% of their portfolio ZURICH, V8 733,116733.1k $26.3m $26.3m 0.03% —
58 Gladstone Capital Management LLP 3.67% of their portfolio LONDON, X0 730,512730.5k $26.2m $26.2m 3.67% —
59 California Public Employees Retirement System 0.02% of their portfolio Sacramento, CA 725,744725.7k $26.0m $26.0m 0.02% —
60 Strategic Family Wealth Counselors, L.L.C. 12.49% of their portfolio FAIRFIELD, NJ 709,647709.6k $25.4m $25.4m 12.49% —
61 NEW YORK STATE COMMON RETIREMENT FUND 0.04% of their portfolio ALBANY, NY 694,389694.4k $24.9m $24.9m 0.04% —
62 Candlestick Capital Management LP 1.13% of their portfolio GREENWICH, CT 678,040678.0k $24.3m $24.3m 1.13% —
63 Foxhaven Asset Management, LP 1.06% of their portfolio Charlottesville, VA 652,618652.6k $23.4m $23.4m 1.06% —
64 BNP PARIBAS FINANCIAL MARKETS 0.06% of their portfolio PARIS, I0 626,575626.6k $22.5m $22.5m 0.06% —
65 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.04% of their portfolio WEST SACRAMENTO, CA 618,225618.2k $22.2m $22.2m 0.04% —
66 AlpInvest Partners B.V. 6.19% of their portfolio AMSTERDAM, P7 597,343597.3k $21.4m $21.4m 6.19% —
67 KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC 0.07% of their portfolio LOS ANGELES, CA 593,679593.7k $21.3m $21.3m 0.07% —
68 National Pension Service 0.04% of their portfolio JEONJU-SI, JEOLLABUK-DO, M5 576,900576.9k $20.4m $20.4m 0.04% —
69 UBS Group AG 0.01% of their portfolio ZURICH, V8 555,407555.4k $19.9m $19.9m 0.01% —
70 Twin Tree Management, LP 0.52% of their portfolio DALLAS, TX 536,110536.1k $19.2m $19.2m 0.52% —
71 ROYAL BANK OF CANADA 0.01% of their portfolio TORONTO, A6 505,810505.8k $18.1m $18.1m 0.01% —
72 BANK OF MONTREAL /CAN/ 0.01% of their portfolio TORONTO, A6 498,822498.8k $18.2m $18.2m 0.01% —
73 StepStone Group LP 2.44% of their portfolio La Jolla, CA 469,052469.1k $16.8m $16.8m 2.44% —
74 STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM 0.04% of their portfolio TALLAHASSEE, FL 468,219468.2k $16.8m $16.8m 0.04% —
75 RHUMBLINE ADVISERS 0.02% of their portfolio BOSTON, MA 467,623467.6k $16.8m $16.8m 0.02% —
76 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 0.01% of their portfolio Boston, MA 457,547457.5k $16.4m $16.4m 0.01% —
77 Dragoneer Investment Group, LLC 0.43% of their portfolio SAN FRANCISCO, CA 456,553456.6k $16.4m $16.4m 0.43% —
78 JANE STREET GROUP, LLC 0.03% of their portfolio NEW YORK, NY 452,851452.9k $16.2m $16.2m 0.03% —
79 Mirae Asset Global Investments Co., Ltd. 0.04% of their portfolio SEOUL, M5 441,928441.9k $15.8m $15.8m 0.04% —
80 Jasper Ridge Partners, L.P. 1.04% of their portfolio MENLO PARK, CA 433,457433.5k $15.5m $15.5m 1.04% —
81 AMERICAN CENTURY COMPANIES INC 0.01% of their portfolio KANSAS CITY, MO 404,857404.9k $14.5m $14.5m 0.01% —
82 WELLINGTON MANAGEMENT GROUP LLP 0.00% of their portfolio Boston, MA 401,784401.8k $14.4m $14.4m 0.00% —
83 Krilogy Financial LLC 1.63% of their portfolio ST. LOUIS, MO 381,717381.7k $13.7m $13.7m 1.63% —
84 GAM Holding AG 0.97% of their portfolio Zurich, V8 352,606352.6k $12.6m $12.6m 0.97% —
85 Resolute Advisors LLC 1.39% of their portfolio SAN FRANCISCO, CA 325,941325.9k $11.7m $11.7m 1.39% —
86 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 323,237323.2k $11.6m $11.6m 0.00% —
87 Erste Asset Management GmbH 0.25% of their portfolio VIENNA, C4 310,000310.0k $11.1m $11.1m 0.25% —
88 APG Asset Management N.V. 0.03% of their portfolio Amsterdam, P7 309,543309.5k $11.3m $11.3m 0.03% —
89 SCHRODER INVESTMENT MANAGEMENT GROUP 0.02% of their portfolio London, X0 305,489305.5k $10.9m $10.9m 0.02% —
90 PRIMECAP MANAGEMENT CO/CA/ 0.01% of their portfolio PASADENA, CA 303,900303.9k $10.9m $10.9m 0.01% —
91 DIMENSIONAL FUND ADVISORS LP 0.00% of their portfolio AUSTIN, TX 302,107302.1k $10.8m $10.8m 0.00% —
92 CI INVESTMENTS INC. 0.06% of their portfolio TORONTO, Z4 300,679300.7k $10.8m $10.8m 0.06% —
93 FIRST TRUST ADVISORS LP 0.01% of their portfolio Wheaton, IL 286,149286.1k $10.3m $10.3m 0.01% —
94 SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC 0.16% of their portfolio BALA CYNWYD, PA 261,198261.2k $9.4m $9.4m 0.16% —
95 Donor Advised Charitable Giving, Inc. 1.98% of their portfolio LONE TREE, CO 261,164261.2k $9.4m $9.4m 1.98% —
96 GROUP ONE TRADING LLC 0.30% of their portfolio CHICAGO, IL 259,090259.1k $9.3m $9.3m 0.30% —
97 Tidal Investments LLC 0.38% of their portfolio Milwaukee, WI 254,109254.1k $9.1m $9.1m 0.38% —
98 BERKSHIRE CAPITAL HOLDINGS INC 3.51% of their portfolio San Jose, CA 243,760243.8k $8.7m $8.7m 3.51% —
99 LANSDOWNE PARTNERS (UK) LLP 1.88% of their portfolio London, X0 243,714243.7k $8.7m $8.7m 1.88% —
100 DEUTSCHE BANK AG\ 0.01% of their portfolio FRANKFURT AM MAIN, 2M 237,201237.2k $8.5m $8.5m 0.01% —