ROBLOX CORP RBLX
CL A · Common Stock · CUSIP 771049103 · ISIN US7710491033
American video game developer
- SectorTechnology
- IndustryServices-Prepackaged Software
- HeadquartersSan Mateo, CA
- Founded2004
- Websitecorp.roblox.com
- FilingsSEC EDGAR
* 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 ($424.5m this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $44.18. Options: 47 managers hold calls ($1.0bn notional), 40 hold puts ($935.1m).
Trends to Q3 2024
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 597 |
| Q4 2022 | 564 |
| Q1 2023 | 621 |
| Q2 2023 | 613 |
| Q3 2023 | 546 |
| Q4 2023 | 665 |
| Q1 2024 | 638 |
| Q2 2024 | 641 |
| Q3 2024 | 676 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q4 2022 | 209 | 332 |
| Q1 2023 | 304 | 239 |
| Q2 2023 | 263 | 257 |
| Q3 2023 | 238 | 286 |
| Q4 2023 | 312 | 219 |
| Q1 2024 | 303 | 288 |
| Q2 2024 | 300 | 269 |
| Q3 2024 | 310 | 262 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q4 2023 | $1.6bn | $853.1m | 0.52 |
| Q1 2024 | $895.8m | $652.2m | 0.73 |
| Q2 2024 | $848.9m | $555.5m | 0.65 |
| Q3 2024 | $1.0bn | $935.1m | 0.90 |
Biggest buyers
| ValueAct Holdings, L.P. | Added | +18.0m |
| MARSHALL WACE, LLP | Added | +4.8m |
| SANDS CAPITAL MANAGEMENT, LLC | New | +4.4m |
| FMR LLC | Added | +4.1m |
| VANGUARD GROUP INC | Added | +3.2m |
| AQR CAPITAL MANAGEMENT LLC | Added | +2.6m |
| GOLDMAN SACHS GROUP INC | Added | +2.5m |
| Whale Rock Capital Management LLC | New | +2.4m |
| Foxhaven Asset Management, LP | New | +2.1m |
| RENAISSANCE TECHNOLOGIES LLC | Added | +1.8m |
Biggest sellers
| ALTOS VENTURES MANAGEMENT, INC. | Reduced | -10.3m |
| MORGAN STANLEY | Reduced | -4.3m |
| JPMORGAN CHASE & CO | Reduced | -3.1m |
| HMI Capital Management, L.P. | Reduced | -2.4m |
| CITADEL ADVISORS LLC | Reduced | -2.2m |
| FRANKLIN RESOURCES INC | Reduced | -1.6m |
| ARK Investment Management LLC | Reduced | -1.5m |
| EMINENCE CAPITAL, LP | Sold out | -1.4m |
| Alyeska Investment Group, L.P. | Reduced | -1.2m |
| Schonfeld Strategic Advisors LLC | Reduced | -1.2m |
Biggest calls
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $177.8m4.0m shares |
| CITADEL ADVISORS LLC | Added | $168.6m3.8m shares |
| UBS Group AG | Added | $87.5m2.0m shares |
| JANE STREET GROUP, LLC | Reduced | $81.9m1.8m shares |
| Walleye Trading LLC | Added | $64.8m1.5m shares |
| Twin Tree Management, LP | Added | $62.9m1.4m shares |
| SIMPLEX TRADING, LLC | Reduced | $62.1m1.4m shares |
| PEAK6 Investments LLC | Added | $45.5m1.0m shares |
| MARSHALL WACE, LLP | New | $31.8m719.0k shares |
| NATIONAL BANK OF CANADA /FI/ | New | $28.2m6.4k shares |
Biggest puts
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $203.8m4.6m shares |
| CITADEL ADVISORS LLC | Added | $129.1m2.9m shares |
| UBS Group AG | Added | $111.9m2.5m shares |
| Parkwood LLC | New | $66.4m15.0k shares |
| Twin Tree Management, LP | Reduced | $50.9m1.1m shares |
| Walleye Trading LLC | Added | $45.1m1.0m shares |
| IMC-Chicago, LLC | Added | $37.2m841.4k shares |
| Squarepoint Ops LLC | Reduced | $35.5m802.8k shares |
| SIMPLEX TRADING, LLC | Added | $34.0m768.6k shares |
| JANE STREET GROUP, LLC | Added | $30.4m687.2k 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.
| Holder | Stake |
|---|---|
| FMR LLC 13G · institution +4.0 pts · filed 2026-07-08 | 11.9% |
| Baszucki David 13G · exempt (held before listing) filed 2025-08-12 | 7.0% |
| BlackRock, Inc. 13G · institution new · filed 2025-10-17 | 5.5% |
| VANGUARD CAPITAL MANAGEMENT LLC 13G · institution new · filed 2026-04-30 | 5.2% |
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 2024
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)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q4 2022 | 0 | — | 8 | $23.8m | — |
| Q1 2023 | 1 | $43 | 9 | $29.5m | — |
| Q2 2023 | 1 | $339 | 9 | $41.7m | $38.0m |
| Q3 2023 | 1 | $28 | 8 | $40.3m | $37.5m |
| Q4 2023 | 1 | $133 | 8 | $44.6m | $161.2k |
| Q1 2024 | 0 | — | 7 | $30.2m | $5.6m |
| Q2 2024 | 0 | — | 9 | $28.9m | $24.4m |
| Q3 2024 | 0 | — | 8 | $51.6m | $45.8m |
| Date | Insider | Trade | Value |
|---|---|---|---|
| 2024-09-25 | Baszucki Gregory Director · See Footnotes | Sold plan | $620.8k13.0k shares |
| 2024-09-23 | Reinstra Mark Gen. Counsel & Secretary | Sold plan | $774.9k17.0k shares |
| 2024-09-18 | Baszucki David President & CEO, director | Sold plan | $7.6m166.7k shares |
| 2024-09-18 | Baszucki David President & CEO, director | Sold plan | $1.9m41.7k shares |
| 2024-09-18 | Baszucki David President & CEO, director · See Footnote | Sold plan | $1.5m33.3k shares |
| 2024-09-12 | Guthrie Michael Chief Financial Officer | Sold plan | $3.0m66.6k shares |
| 2024-09-11 | Bronstein Manuel Chief Product Officer | Sold plan | $692.1k15.4k shares |
| 2024-09-11 | Guthrie Michael Chief Financial Officer | Sold plan | $155.0k3.4k shares |
| 2024-09-09 | Bronstein Manuel Chief Product Officer | Sold plan | $1.8m40.7k shares |
| 2024-09-04 | Guthrie Michael Chief Financial Officer | Sold plan | $1.3m30.0k shares |
| 2024-08-28 | Baszucki Gregory Director · See Footnotes | Sold plan | $573.2k13.0k shares |
| 2024-08-28 | Rawlings Amy Marie Chief Accounting Officer | Sold plan | $540.5k12.3k shares |
| 2024-08-27 | Chakravarthy Arvind Chief People & Systems Officer | Sold plan | $25.6k592 shares |
| 2024-08-23 | Chakravarthy Arvind Chief People & Systems Officer | Sold plan | $622.8k14.2k shares |
| 2024-08-22 | Baszucki David President & CEO, director | Sold plan | $7.3m166.7k shares |
| 2024-08-22 | Baszucki David President & CEO, director | Sold plan | $1.8m41.7k shares |
| 2024-08-22 | Baszucki David President & CEO, director · See Footnote | Sold plan | $1.5m33.3k shares |
| 2024-08-22 | Lee Anthony P Director · See Footnotes | Sold | $1.2m27.5k shares |
| 2024-08-20 | Bronstein Manuel Chief Product Officer | Sold | $1.9m45.9k shares |
| 2024-08-20 | Guthrie Michael Chief Financial Officer | Sold | $879.2k21.8k shares |
| 2024-08-20 | Chakravarthy Arvind Chief People & Systems Officer | Sold | $723.4k17.9k shares |
| 2024-08-20 | Reinstra Mark Gen. Counsel & Secretary | Sold | $669.0k16.6k shares |
| 2024-08-20 | Baszucki David President & CEO, director | Sold | $262.2k6.5k shares |
| 2024-08-20 | Rawlings Amy Marie Chief Accounting Officer | Sold | $199.0k4.9k shares |
| 2024-08-19 | Reinstra Mark Gen. Counsel & Secretary | Sold plan | $688.0k17.0k shares |
| 2024-08-15 | Reinstra Mark Gen. Counsel & Secretary | Sold plan | $480.0k12.0k shares |
| 2024-08-14 | Guthrie Michael Chief Financial Officer | Sold plan | $1.2m30.0k shares |
| 2024-08-13 | Reinstra Mark Gen. Counsel & Secretary | Sold plan | $389.4k10.0k shares |
| 2024-07-24 | Baszucki Gregory Director · See Footnotes | Sold plan | $525.8k13.0k shares |
| 2024-07-12 | Baszucki David President & CEO, director | Sold plan | $6.7m166.7k shares |
The latest 30 of 33 trades.
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 2024
| Manager | Shares | Change |
|---|---|---|
| VANGUARD GROUP INC 0.04% of their portfolio | 52.8m $2.3bn | Added +3.2m |
| ALTOS VENTURES MANAGEMENT, INC. 100.00% of their portfolio | 33.7m $1.5bn | Reduced -10.3m |
| BAILLIE GIFFORD & CO 0.95% of their portfolio | 28.8m $1.3bn | Reduced -357.7k |
| BlackRock, Inc. 0.03% of their portfolio | 28.4m $1.3bn | First filing |
| MORGAN STANLEY 0.08% of their portfolio | 25.7m $1.1bn | Reduced -4.3m |
| FMR LLC 0.06% of their portfolio | 20.9m $926.9m | Added +4.1m |
| ValueAct Holdings, L.P. 10.80% of their portfolio | 20.3m $897.2m | Added +18.0m |
| Temasek Holdings (Private) Ltd 2.47% of their portfolio | 13.8m $609.7m | Reduced -243.6k |
| IEQ CAPITAL, LLC 7.11% of their portfolio | 13.1m $579.1m | Added +1.7m |
| ARK Investment Management LLC 4.79% of their portfolio | 11.8m $524.1m | Reduced -1.5m |
| Dragoneer Investment Group, LLC 9.04% of their portfolio | 11.7m $519.8m | Unchanged |
| STATE STREET CORP 0.02% of their portfolio | 10.9m $480.5m | Added +240.6k |
| Sumitomo Mitsui Trust Group, Inc. 0.28% of their portfolio | 9.0m $399.4m | Reduced -960.2k |
| GEODE CAPITAL MANAGEMENT, LLC 0.03% of their portfolio | 8.3m $368.0m | Added +408.9k |
| Amova Asset Management Americas, Inc. 4.00% of their portfolio | 8.0m $352.9m | Reduced -982.8k |
| MARSHALL WACE, LLP 0.41% of their portfolio | 7.2m $317.2m | Added +4.8m |
| FRANKLIN RESOURCES INC 0.08% of their portfolio | 6.7m $273.3m | Reduced -1.6m |
| GOLDMAN SACHS GROUP INC 0.06% of their portfolio | 6.5m $289.1m | Added +2.5m |
| RENAISSANCE TECHNOLOGIES LLC 0.41% of their portfolio | 6.1m $269.7m | Added +1.8m |
| TWO SIGMA ADVISERS, LP 0.61% of their portfolio | 5.9m $259.6m | Added +1.5m |
| HMI Capital Management, L.P. 9.22% of their portfolio | 5.0m $222.7m | Reduced -2.4m |
| SANDS CAPITAL MANAGEMENT, LLC 0.59% of their portfolio | 4.4m $195.5m | New |
| NORGES BANK 0.03% of their portfolio | 4.4m $192.6m | Reduced -207.2k |
| Meritech Capital Associates V L.L.C. 63.86% of their portfolio | 4.3m $190.8m | Unchanged |
| 12 West Capital Management LP 18.26% of their portfolio | 4.0m $178.5m | Added +850.0k |
| Greenvale Capital LLP 10.56% of their portfolio | 3.9m $172.6m | Reduced -900.0k |
| TWO SIGMA INVESTMENTS, LP 0.36% of their portfolio | 3.6m $159.0m | Added +1.2m |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.02% of their portfolio | 3.5m $154.6m | Added +207.1k |
| SOMA EQUITY PARTNERS LP 7.75% of their portfolio | 3.0m $132.6m | Added +100.9k |
| CITADEL ADVISORS LLC 0.13% of their portfolio | 2.9m $127.1m | Reduced -2.2m |
| VOYA INVESTMENT MANAGEMENT LLC 0.13% of their portfolio | 2.8m $123.7m | Reduced -449.4k |
| AQR CAPITAL MANAGEMENT LLC 0.17% of their portfolio | 2.8m $122.9m | Added +2.6m |
| NORTHERN TRUST CORP 0.02% of their portfolio | 2.7m $119.0m | Reduced -86.5k |
| JACOBS LEVY EQUITY MANAGEMENT, INC 0.43% of their portfolio | 2.5m $111.8m | Added +336.5k |
| Whale Rock Capital Management LLC 1.51% of their portfolio | 2.4m $107.5m | New |
| MILLENNIUM MANAGEMENT LLC 0.09% of their portfolio | 2.4m $106.6m | Added +915.3k |
| Legal & General Group Plc 0.03% of their portfolio | 2.2m $96.0m | Reduced -2.9k |
| Foxhaven Asset Management, LP 2.56% of their portfolio | 2.1m $91.3m | New |
| FIRST TRUST ADVISORS LP 0.09% of their portfolio | 2.0m $89.7m | Reduced -121.5k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.02% of their portfolio | 2.0m $89.2m | Added +117.5k |
| DEUTSCHE BANK AG\ 0.04% of their portfolio | 2.0m $88.4m | Added +750.9k |
| Balyasny Asset Management L.P. 0.22% of their portfolio | 1.9m $86.1m | Added +974.5k |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.02% of their portfolio | 1.9m $86.1m | Added +20.9k |
| D. E. Shaw & Co., Inc. 0.11% of their portfolio | 1.9m $84.5m | Added +1.5m |
| ROYAL BANK OF CANADA 0.02% of their portfolio | 1.9m $84.5m | Added +428.9k |
| Nuveen Asset Management, LLC 0.02% of their portfolio | 1.9m $83.7m | Added +417.5k |
| Man Group plc 0.23% of their portfolio | 1.9m $82.9m | Added +1.2m |
| Allspring Global Investments Holdings, LLC 0.13% of their portfolio | 1.9m $82.0m | Added +1.2m |
| BANK OF AMERICA CORP /DE/ 0.01% of their portfolio | 1.8m $79.1m | Added +261.4k |
| Bank of New York Mellon Corp 0.01% of their portfolio | 1.7m $76.4m | Reduced -291.1k |
| Squarepoint Ops LLC 0.24% of their portfolio | 1.7m $73.2m | Added +1.0m |
| GILDER GAGNON HOWE & CO LLC 0.85% of their portfolio | 1.6m $70.7m | Reduced -17.0k |
| Amundi 0.02% of their portfolio | 1.5m $61.2m | Added +938.0k |
| BARCLAYS PLC 0.03% of their portfolio | 1.5m $65.9m | Added +1.2m |
| Swiss National Bank 0.04% of their portfolio | 1.4m $62.1m | Added +3.6k |
| Invesco Ltd. 0.01% of their portfolio | 1.3m $59.4m | Added +515.6k |
| TWINBEECH CAPITAL LP 1.13% of their portfolio | 1.3m $59.1m | Added +385.5k |
| WORLDQUANT MILLENNIUM ADVISORS LLC 0.41% of their portfolio | 1.3m $55.8m | Added +1.1m |
| CAPITAL FUND MANAGEMENT S.A. 0.61% of their portfolio | 1.2m $55.0m | Added +75.3k |
| CITIGROUP INC 0.05% of their portfolio | 1.2m $54.0m | Reduced -500.3k |
| Accredited Investors Inc. 3.00% of their portfolio | 1.2m $52.5m | Reduced -79.3k |
| VAN ECK ASSOCIATES CORP 0.05% of their portfolio | 1.1m $43.7m | Reduced -204.1k |
| UBS Group AG 0.01% of their portfolio | 1.0m $45.8m | Reduced -473.2k |
| Mitsubishi UFJ Trust & Banking Corp 0.10% of their portfolio | 993.9k $44.0m | Reduced -25.0k |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC 0.16% of their portfolio | 976.2k $43.2m | Added +585.6k |
| Atreides Management, LP 1.33% of their portfolio | 887.9k $39.3m | Reduced -134.1k |
| National Pension Service 0.04% of their portfolio | 848.4k $37.6m | Unchanged |
| California Public Employees Retirement System 0.03% of their portfolio | 846.1k $37.5m | Added +174.7k |
| FEDERATED HERMES, INC. 0.08% of their portfolio | 805.0k $35.6m | New |
| Robeco Institutional Asset Management B.V. 0.07% of their portfolio | 804.5k $35.6m | Added +706.9k |
| Kora Management LP 4.92% of their portfolio | 765.0k $33.9m | Unchanged |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 761.1k $33.7m | Reduced -3.1m |
| RHUMBLINE ADVISERS 0.03% of their portfolio | 736.0k $32.6m | Added +69.6k |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.04% of their portfolio | 732.4k $32.4m | Reduced -3.5k |
| National Philanthropic Trust 0.55% of their portfolio | 686.8k $30.4m | Reduced -17 |
| Engineers Gate Manager LP 0.57% of their portfolio | 663.5k $29.4m | Added +452.0k |
| Parkwood LLC 3.44% of their portfolio | 639.0k $28.3m | Added +305.1k |
| ACADIAN ASSET MANAGEMENT LLC 0.09% of their portfolio | 636.0k $28.1m | Added +545.6k |
| JAT Capital Mgmt LP 4.69% of their portfolio | 620.0k $27.4m | Added +420.0k |
| WELLINGTON MANAGEMENT GROUP LLP 0.00% of their portfolio | 598.1k $26.5m | Added +592.4k |
| Trexquant Investment LP 0.33% of their portfolio | 594.9k $26.3m | Added +381.9k |
| EXCHANGE TRADED CONCEPTS, LLC 0.62% of their portfolio | 594.5k $26.3m | Reduced -303.1k |
| DIMENSIONAL FUND ADVISORS LP 0.01% of their portfolio | 584.2k $25.9m | Added +72.8k |
| Blue Whale Capital LLP 1.92% of their portfolio | 557.3k $24.7m | Reduced -577.7k |
| Woodline Partners LP 0.19% of their portfolio | 520.7k $23.0m | Reduced -360.7k |
| Yiheng Capital Management, L.P. 4.09% of their portfolio | 500.4k $22.1m | Reduced -720.4k |
| SCHRODER INVESTMENT MANAGEMENT GROUP 0.02% of their portfolio | 499.6k $22.1m | Added +5.5k |
| Tidal Investments LLC 0.24% of their portfolio | 490.2k $21.7m | Reduced -33.0k |
| Jasper Ridge Partners, L.P. 0.62% of their portfolio | 488.9k $21.6m | Added +65.3k |
| a16z Perennial Management, L.P. 1.33% of their portfolio | 486.2k $21.5m | Reduced -150.3k |
| Erste Asset Management GmbH 0.25% of their portfolio | 470.0k $20.8m | Unchanged |
| StepStone Group LP 7.54% of their portfolio | 466.7k $20.7m | Unchanged |
| STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM 0.04% of their portfolio | 464.4k $20.6m | Unchanged |
| Kodai Capital Management LP 0.42% of their portfolio | 455.2k $20.1m | Reduced -30.9k |
| AEGON ASSET MANAGEMENT UK Plc 0.27% of their portfolio | 447.1k $19.8m | Added +84.2k |
| Generali Powszechne Towarzystwo Emerytalne 6.32% of their portfolio | 425.0k $18.8m | Unchanged |
| Qube Research & Technologies Ltd 0.03% of their portfolio | 420.1k $18.6m | New |
| Ensign Peak Advisors, Inc 0.03% of their portfolio | 407.5k $18.0m | Reduced -35.6k |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.02% of their portfolio | 406.5k $18.0m | New |
| Russell Investments Group, Ltd. 0.03% of their portfolio | 390.2k $17.3m | Added +66.7k |