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Roblox Corp

RBLX
Exchange
NYSE
Industry
Services-Prepackaged Software
SEC CIK
0001315098

In the last 90 days, Roblox Corp insiders filed 0 open-market purchases and 15 sales; 794 institutions reported holding it in 13F filings for Q2 2026, worth $31.1B in total; superinvestors ARK Invest and ValueAct Capital hold it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by Roblox Corp insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
0 filings
Open-market sells
15 filings
8 insiders, $7.54M in total
Insiders trading
8
Net value
−$7.54M
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for Roblox Corp, current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for Roblox Corp
NameTitleLast reported holdingLast filingFilings, past year
Reinstra MarkChief Legal Off. & Corp. Sec.392,291Sep 9, 202614
Baszucki GregoryDirector1,261,169IndirectSep 2, 202612
Wong Andrea LDirector45,265IndirectSep 1, 20263
Rawlings Amy MarieChief Accounting Officer68,508Aug 26, 202612
Buckley Sean JackChief People & Systems Officer87,213Aug 25, 20264
Kaufman Matthew DChief Safety Officer335,060Aug 24, 202610
Chopra Naveen K.Chief Financial Officer363,249Aug 24, 20265
Baszucki DavidPresident & CEO799,646Aug 24, 202610
Kilar JasonDirector18,927Aug 24, 20264
Mastantuono GinaDirector18,261Aug 24, 20265
Lee Anthony PDirector306,768IndirectAug 11, 20268
Durkin Dennis MDirector8,709May 29, 20262
Carvalho ChristopherDirector1,112,098May 29, 20261
Chakravarthy ArvindChief People & Systems Officer177,589Feb 24, 20263
Bronstein ManuelChief Product Officer443,222Aug 22, 20250
Guthrie MichaelChief Financial Officer492,266Jun 9, 20250
Sturman DanielChief Technology Officer469,320May 22, 20240
Nam Hodong10% Owner4,222,851IndirectMay 1, 20240
Altos Hybrid 2, L.P.10% Owner473,229IndirectFeb 13, 20240
Altos Hybrid 4, L.P.10% Owner473,229IndirectFeb 13, 20240
Altos Ventures IV, L.P.10% Owner473,229IndirectFeb 13, 20240
Kim Han10% Owner473,229IndirectFeb 13, 20240
Altos Roblox SPV 2, LLC10% Owner178,852IndirectFeb 13, 20240
Altos Roblox SPV 1, LLC10% Owner178,852IndirectFeb 13, 20240
Altos Ventures IV Reserve Fund, L.P.10% Owner178,852IndirectFeb 13, 20240
Altos Ventures IV Liquidity Fund, L.P.10% Owner178,852IndirectFeb 13, 20240
Altos Roblox SPV 2020, LLC10% Owner178,852IndirectFeb 13, 20240
Altos Ventures Management Inc.10% Owner178,852IndirectFeb 13, 20240
Messing BarbaraCMKtg & Communications Officer234,241Nov 24, 20230
Donato CraigChief Business Officer1,227,229May 25, 20230
Altos Hybrid 4 GP, LLC10% Owner156,484IndirectAug 24, 20220
Altos Hybrid 2 GP, LLC10% Owner156,484IndirectAug 24, 20220
Altos Management Partners IV, LLC10% Owner156,484IndirectAug 24, 20220
Altos Roblox Management Partners, LLC10% Owner156,484IndirectAug 24, 20220
Altos Roblox 2020 Management Partners, LLC10% Owner156,484IndirectAug 24, 20220
Altos Management Partners IV LR GP, LLC10% Owner156,484IndirectAug 24, 20220
Gupta DeepikaPrincipal Accounting Officer21,443May 25, 20220
Tolley BrettPrincipal Accounting Officer7,654Feb 24, 20220
Yucca (Jersey) SLP10% Owner738,338IndirectFeb 14, 20220
Index Ventures Growth III (Jersey), L.P.10% Owner738,338IndirectFeb 14, 20220
Index Venture Growth Associates III Ltd10% Owner738,338IndirectFeb 14, 20220

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Sep 9, 2026 (view filing)7:28 PM ETSep 81 dayReinstra MarkChief Legal Off. & Corp. Sec.SSaleClass A Common Stock−5.77K$44.80−$258.6K−1.5%392.3K after3 lots10b5-1
Sep 2, 2026 (view filing)6:36 PM ETSep 11 dayBaszucki GregoryDirectorSSaleClass A Common Stock−16.7K$40.47−$674.4K−1.3%1.26M after4 lots10b5-1
Sep 1, 2026 (view filing)5:52 PM ETAug 311 dayWong Andrea LDirectorSSaleClass A Common Stock−562$40.89−$23.0K−1.2%45.3K after
Aug 26, 2026 (view filing)6:27 PM ETAug 251 dayRawlings Amy MarieChief Accounting OfficerSSaleClass A Common Stock−237$38.89−$9.22K−0.3%68.5K after10b5-1
Aug 25, 2026 (view filing)4:29 PM ETAug 241 dayBuckley Sean JackChief People & Systems OfficerSSaleClass A Common Stock−4.32K$38.68−$167.1K−4.7%87.2K after10b5-1
Aug 24, 2026 (view filing)4:40 PM ETAug 204 daysKaufman Matthew DChief Safety OfficerSSaleClass A Common Stock−14.9K$37.96−$565.8K−4.3%335.1K after2 lots
Aug 24, 2026 (view filing)4:39 PM ETAug 204 daysBuckley Sean JackChief People & Systems OfficerSSaleClass A Common Stock−5.61K$37.97−$212.9K−5.8%91.5K after2 lots
Aug 24, 2026 (view filing)4:39 PM ETAug 204 daysRawlings Amy MarieChief Accounting OfficerSSaleClass A Common Stock−5.06K$37.97−$192.1K−6.9%68.7K after2 lots
Aug 24, 2026 (view filing)4:38 PM ETAug 204 daysChopra Naveen K.Chief Financial OfficerSSaleClass A Common Stock−17.5K$37.96−$664.7K−4.6%363.2K after2 lots
Aug 24, 2026 (view filing)4:37 PM ETAug 204 daysReinstra MarkChief Legal Off. & Corp. Sec.SSaleClass A Common Stock−17.9K$37.96−$680.8K−4.3%398.1K after2 lots
Aug 24, 2026 (view filing)4:36 PM ETAug 204 daysBaszucki DavidPresident & CEOSSaleClass A Common Stock−52.6K$37.96−$2.00M−6.2%799.6K after2 lots
Aug 20, 2026 (view filing)4:16 PM ETAug 191 dayReinstra MarkChief Legal Off. & Corp. Sec.SSaleClass A Common Stock−6.25K$40.00−$250.0K−1.5%416.0K after10b5-1
Aug 5, 2026 (view filing)5:35 PM ETAug 41 dayBaszucki GregoryDirectorSSaleClass A Common Stock−16.7K$37.46−$624.4K−1.3%1.27M after4 lots10b5-1
Jul 7, 2026 (view filing)4:30 PM ETJul 61 dayReinstra MarkChief Legal Off. & Corp. Sec.SSaleClass A Common Stock−4.51K$57.34−$258.7K−1.1%422.2K after3 lots10b5-1
Jul 2, 2026 (view filing)4:26 PM ETJul 11 dayBaszucki GregoryDirectorSSaleClass A Common Stock−16.7K$57.69−$961.4K−1.3%1.28M after6 lots10b5-1
Jun 8, 2026 (view filing)Jun 8Same dayReinstra MarkChief Legal Off. & Corp. Sec.SSaleClass A Common Stock−5.98K$41.71−$249.3K−1.4%426.8K after10b5-1
Jun 2, 2026 (view filing)Jun 11 dayBaszucki GregoryDirectorSSaleClass A Common Stock−16.7K$46.63−$777.1K−0.2%8.97M after4 lots10b5-1
May 27, 2026 (view filing)May 261 dayRawlings Amy MarieChief Accounting OfficerSSaleClass A Common Stock−274$48.00−$13.2K−0.8%35.0K after10b5-1
May 27, 2026 (view filing)May 225 daysBuckley Sean JackChief People & Systems OfficerSSaleClass A Common Stock−4.74K$46.36−$219.9K−4.7%97.1K after10b5-1
May 22, 2026 (view filing)May 202 daysChopra Naveen K.Chief Financial OfficerSSaleClass A Common Stock−16.9K$45.28−$763.5K−4.2%380.8K after2 lots
May 22, 2026 (view filing)May 20-212 daysReinstra MarkChief Legal Off. & Corp. Sec.SSaleClass A Common Stock−22.7K$45.55−$1.04M−5.0%432.7K after4 lots10b5-1
May 22, 2026 (view filing)May 202 daysBuckley Sean JackChief People & Systems OfficerSSaleClass A Common Stock−5.67K$45.27−$256.5K−5.3%101.9K after2 lots
May 22, 2026 (view filing)May 202 daysRawlings Amy MarieChief Accounting OfficerSSaleClass A Common Stock−2.90K$45.24−$131.0K−7.6%35.2K after2 lots
May 22, 2026 (view filing)May 202 daysKaufman Matthew DChief Safety OfficerSSaleClass A Common Stock−14.4K$45.27−$650.0K−3.9%350.0K after3 lots
May 22, 2026 (view filing)May 202 daysBaszucki DavidPresident & CEOSSaleClass A Common Stock−50.6K$45.28−$2.29M−5.6%852.2K after3 lots
May 7, 2026 (view filing)May 52 daysBaszucki GregoryDirectorSSaleClass A Common Stock−16.7K$44.97−$749.5K−0.2%8.97M after8 lots10b5-1
Apr 15, 2026 (view filing)Apr 132 daysKaufman Matthew DChief Safety OfficerSSaleClass A Common Stock−13.3K$57.94−$772.1K−3.5%364.3K after2 lots
Apr 15, 2026 (view filing)Apr 132 daysReinstra MarkChief Legal Off. & Corp. Sec.SSaleClass A Common Stock−18.7K$57.94−$1.08M−3.9%455.5K after2 lots
Apr 3, 2026 (view filing)Apr 12 daysBaszucki GregoryDirectorSSaleClass A Common Stock−16.7K$57.95−$965.8K−1.3%1.30M after4 lots10b5-1
Mar 3, 2026 (view filing)Feb 274 daysBaszucki GregoryDirectorSSaleClass A Common Stock−16.7K$68.98−$1.15M−1.3%1.31M after6 lots10b5-1
Feb 26, 2026 (view filing)Feb 242 daysWong Andrea LDirectorSSaleClass A Common Stock−563$66.16−$37.2K−1.2%44.7K after
Feb 24, 2026 (view filing)Feb 204 daysChopra Naveen K.Chief Financial OfficerSSaleClass A Common Stock−12.7K$61.61−$783.3K−3.8%324.3K after3 lots
Feb 24, 2026 (view filing)Feb 204 daysBaszucki DavidPresident & CEOSSaleClass A Common Stock−10.8K$61.63−$667.7K−1.3%800.5K after3 lots
Feb 24, 2026 (view filing)Feb 204 daysChakravarthy ArvindChief People & Systems OfficerSSaleClass A Common Stock−21.4K$61.61−$1.32M−10.8%177.6K after3 lots
Feb 24, 2026 (view filing)Feb 204 daysKaufman Matthew DChief Safety OfficerSSaleClass A Common Stock−15.2K$61.59−$937.9K−5.0%292.0K after3 lots
Feb 24, 2026 (view filing)Feb 204 daysRawlings Amy MarieChief Accounting OfficerSSaleClass A Common Stock−2.95K$61.57−$181.7K−8.3%32.7K after3 lots
Feb 24, 2026 (view filing)Feb 204 daysReinstra MarkChief Legal Off. & Corp. Sec.SSaleClass A Common Stock−17.2K$61.61−$1.06M−4.4%377.1K after3 lots
Feb 19, 2026 (view filing)Feb 136 daysLateReinstra MarkChief Legal Off. & Corp. Sec.SSaleClass A Common Stock−60.0K$63.94−$3.84M−13.2%394.3K after
Feb 13, 2026 (view filing)Aug 2, 2022-Mar 3, 20231,291 daysLateMastantuono GinaDirectorPPurchaseClass A Common Stock+22$43.20+$950.4+0.1%16.6K after2 lots
Feb 13, 2026 (view filing)Oct 4, 2022-May 4, 20231,228 daysLateMastantuono GinaDirectorSSaleClass A Common Stock−22$35.90−$789.86−0.1%16.6K after2 lots
Feb 11, 2026 (view filing)Feb 101 dayReinstra MarkChief Legal Off. & Corp. Sec.SSaleClass A Common Stock−34.3K$72.65−$2.49M−7.0%454.3K after2 lots
Feb 11, 2026 (view filing)Feb 10-111 dayChakravarthy ArvindChief People & Systems OfficerSSaleClass A Common Stock−55.2K$70.72−$3.91M−18.7%240.6K after3 lots
Feb 11, 2026 (view filing)Feb 11Same dayChakravarthy ArvindChief People & Systems OfficerSSaleClass A Common Stock−40.6K$67.23−$2.73M−100.0%0 after
Feb 11, 2026 (view filing)Feb 101 dayBaszucki DavidPresident & CEOSSaleClass A Common Stock−272.3K$72.66−$19.8M−25.1%811.4K after2 lots
Feb 11, 2026 (view filing)Feb 101 dayKaufman Matthew DChief Safety OfficerSSaleClass A Common Stock−30.0K$72.65−$2.18M−8.9%307.3K after2 lots
Jan 14, 2026 (view filing)Jan 131 dayLee Anthony PDirectorSSaleClass A Common Stock−7.00K$82.45−$577.1K−2.7%256.8K after3 lots10b5-1
Jan 9, 2026 (view filing)Jan 72 daysBaszucki DavidPresident & CEOSSaleClass A Common Stock−66.9K$76.48−$5.12M−100.0%0 after6 lots10b5-1
Jan 5, 2026 (view filing)Jan 23 daysLee Anthony PDirectorSSaleClass A Common Stock−59.0K$79.95−$4.72M−18.7%257.3K after9 lots10b5-1
Dec 19, 2025 (view filing)Dec 181 dayBaszucki DavidPresident & CEOSSaleClass A Common Stock−66.9K$84.73−$5.67M−100.0%0 after8 lots10b5-1
Dec 2, 2025 (view filing)Dec 11 dayLee Anthony PDirectorSSaleClass A Common Stock−66.0K$92.54−$6.11M−20.2%261.4K after12 lots10b5-1