RBLX

Roblox Corp

Services-Prepackaged SoftwareNYSELarge accelerated filer

Total Trades

362

Buys

2

Sells

284

Largest Trade

N/A

Insiders

20

Institutional Funds

811

Inst. Value

$1M+

Activist Filings

19

Insider Trades

InsiderTitleTypeValueSharesPriceDate
Bronstein ManuelChief Product Offi…SELL$100K–$500K5K$45.00Mar 20, 2023
Messing BarbaraCMKtg & People Exp…SELL$500K+11K$45.00Mar 20, 2023
Donato CraigChief Business Off…SELL$50K–$100K2K$43.05Mar 17, 2023
Baszucki GregoryDirectorSELL$100K–$500K8K$38.13Mar 6, 2023
Baszucki DavidPresident & CEOEXERCISE$15K–$50K550K$0.08Mar 6, 2023
Baszucki DavidPresident & CEOSELL$1M+650K$38.14Mar 6, 2023
Donato CraigChief Business Off…SELL$100K–$500K9K$37.06Feb 25, 2023
Reinstra MarkGen. Counsel & Sec…SELL$100K–$500K13K$36.99Feb 24, 2023
Reinstra MarkGen. Counsel & Sec…EXERCISE$15K–$50K13K$3.40Feb 24, 2023
Bronstein ManuelChief Product Offi…SELL$1M+29K$37.85Feb 23, 2023
Reinstra MarkGen. Counsel & Sec…SELL$100K–$500K5K$37.85Feb 23, 2023
Donato CraigChief Business Off…SELL$100K–$500K8K$38.40Feb 23, 2023
Rawlings Amy MarieChief Accounting O…SELL$100K–$500K3K$37.85Feb 23, 2023
Sturman DanielCTOSELL$100K–$500K7K$37.85Feb 23, 2023
Guthrie MichaelCFOSELL$100K–$500K6K$37.85Feb 23, 2023
Messing BarbaraCMKtg & People Exp…SELL$100K–$500K4K$37.85Feb 23, 2023
Donato CraigChief Business Off…SELL$50K–$100K2K$37.48Jan 19, 2023
Donato CraigChief Business Off…SELL$50K–$100K2K$29.33Dec 16, 2022
Donato CraigChief Business Off…SELL$100K–$500K7K$31.80Nov 29, 2022
Baszucki DavidPresident & CEOSELL$1M+650K$31.85Nov 29, 2022
Baszucki DavidPresident & CEOEXERCISE$15K–$50K550K$0.08Nov 29, 2022
Donato CraigChief Business Off…SELL$100K–$500K8K$30.14Nov 23, 2022
Messing BarbaraCMKtg & People Exp…SELL$100K–$500K6K$30.14Nov 23, 2022
Bronstein ManuelChief Product Offi…SELL$500K+32K$30.14Nov 23, 2022
Reinstra MarkGen. Counsel & Sec…SELL$100K–$500K7K$30.14Nov 23, 2022
Guthrie MichaelCFOSELL$100K–$500K8K$30.14Nov 23, 2022
Sturman DanielCTOSELL$100K–$500K10K$30.14Nov 23, 2022
Rawlings Amy MarieChief Accounting O…SELL$50K–$100K3K$30.14Nov 23, 2022
Reinstra MarkGen. Counsel & Sec…SELL$100K–$500K13K$37.46Nov 17, 2022
Reinstra MarkGen. Counsel & Sec…EXERCISE$15K–$50K13K$3.40Nov 17, 2022
Donato CraigChief Business Off…SELL$50K–$100K2K$37.31Nov 17, 2022
Donato CraigChief Business Off…SELL$50K–$100K2K$41.21Oct 19, 2022
Donato CraigChief Business Off…SELL$50K–$100K2K$44.38Sep 20, 2022
Messing BarbaraCMKtg & People Exp…SELL$500K+22K$45.04Sep 13, 2022
Bronstein ManuelChief Product Offi…SELL$100K–$500K3K$45.00Sep 13, 2022
Baszucki DavidPresident & CEOSELL$1M+650K$41.41Aug 25, 2022
Baszucki DavidPresident & CEOEXERCISE$15K–$50K550K$0.08Aug 25, 2022
Reinstra MarkGen. Counsel & Sec…SELL$100K–$500K7K$41.52Aug 25, 2022
Guthrie MichaelCFOSELL$100K–$500K7K$41.52Aug 25, 2022
Bronstein ManuelChief Product Offi…SELL$1M+31K$41.52Aug 25, 2022
Donato CraigChief Business Off…SELL$500K+14K$41.56Aug 25, 2022
Messing BarbaraCMKtg & People Exp…SELL$100K–$500K5K$41.52Aug 25, 2022
Sturman DanielCTOSELL$100K–$500K9K$41.52Aug 25, 2022
Bronstein ManuelChief Product Offi…SELL$100K–$500K2K$50.03Aug 16, 2022
Donato CraigChief Business Off…SELL$100K–$500K2K$50.00Aug 16, 2022
Kim Han10% OwnerSELL$1M+100K$50.00Aug 16, 2022
Bronstein ManuelChief Product Offi…SELL$500K+33K$30.34May 26, 2022
Guthrie MichaelCFOSELL$100K–$500K8K$30.34May 26, 2022
Gupta DeepikaPrincipal Accounti…SELL$50K–$100K2K$30.34May 26, 2022
Messing BarbaraCMKtg & People Exp…SELL$100K–$500K9K$30.34May 26, 2022
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Activist & 5%+ Owners

SC 13D/13G filings — investors holding 5%+ of outstanding shares

BlackRock, Inc.

SC 13G · Oct 17, 2025

5.5%

35.5M shares

David Baszucki

SC 13G/A · Aug 12, 2025

7.0%

48.3M shares

FMR LLC

SC 13G/A · Aug 6, 2025

7.9%

49.5M shares

The Vanguard Group

SC 13G/A · Apr 30, 2025

9.3%

57.6M shares

Altos Ventures IV, L.P.

SC 13G/A · Feb 14, 2025

0.5%

3.2M shares

FMR LLC

SC 13G · Feb 12, 2025

6.5%

39.6M shares

Altos Ventures IV, L.P.

SC 13G/A · Nov 14, 2024

1.1%

6.8M shares

David Baszucki

SC 13G/A · Nov 13, 2024

8.8%

58.0M shares

Morgan Stanley I.R.S. # 36-3145972

SC 13G/A · Nov 8, 2024

4.1%

24.6M shares

Altos Ventures IV, L.P.

SC 13G/A · Feb 14, 2024

1.7%

9.6M shares

The Vanguard Group - 23-1945930

SC 13G/A · Feb 13, 2024

8.1%

46.3M shares

David Baszucki

SC 13G/A · Feb 13, 2024

9.5%

59.9M shares

5.0%

28.1M shares

Altos Ventures IV, L.P.

SC 13G/A · Feb 14, 2023

2.8%

15.5M shares

David Baszucki

SC 13G/A · Feb 10, 2023

10.4%

63.3M shares

5.4%

29.4M shares

Altos Ventures IV, LP

SC 13G · Feb 14, 2022

3.1%

16.3M shares

David Baszucki

SC 13G · Feb 14, 2022

11.9%

63.7M shares

7.5%

39.7M shares

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