Mark Reinstra Biography and Net Worth

Insider of Roblox

As General Counsel for Roblox, Mark Reinstra leads a team that enables and supports Roblox’s global growth including its international expansion, privacy and data security, and care and safety efforts.

Prior to joining Roblox, Mark was a partner at Wilson Sonsini Goodrich & Rosati, where he practiced corporate and securities law for 25 years. Mark began working with Roblox as its outside counsel in 2005. Mark currently teaches New Venture Finance at UC Berkeley School of Law. He also taught at Stanford Law School and lectured at the Haas Business School at the University of California, Berkeley as well as Stanford’s Graduate School of Business.

Mark received his JD from Stanford Law School and a BS in Industrial Engineering from the University of Wisconsin-Madison.

What is Mark Reinstra's net worth?: The estimated net worth of Mark Reinstra is at least $18.22 million as of February 20th, 2025. Mr. Reinstra owns 322,774 shares of Roblox stock worth more than $18,222,206 as of April 9th. This net worth approximation does not reflect any other assets that Mr. Reinstra may own. Additionally, Mr. Reinstra receives a salary of $720,250.00 as Insider at Roblox. Learn More about Mark Reinstra's net worth.
How old is Mark Reinstra?: Mr. Reinstra is currently 58 years old. There are 6 older executives and no younger executives at Roblox. The oldest executive at Roblox is Mr. David Baszucki, Founder and Chief Executive Officer, who is 59 years old. Learn More on Mark Reinstra's age.
What is Mark Reinstra's salary?: As the Insider of Roblox Co., Mr. Reinstra earns $720,250.00 per year. The highest earning executive at Roblox is Mr. David Baszucki, Founder and Chief Executive Officer, who commands a salary of $2,140,000.00 per year. Learn More on Mark Reinstra's salary.
How do I contact Mark Reinstra?: The corporate mailing address for Mr. Reinstra and other Roblox executives is 970 PARK PLACE, SAN MATEO CA, 94403. Roblox can also be reached via phone at 888-858-2569 and via email at ir@roblox.com. Learn More on Mark Reinstra's contact information.
Has Mark Reinstra been buying or selling shares of Roblox?: Mark Reinstra has not been actively trading shares of Roblox within the last three months. Most recently, Mark Reinstra sold 16,432 shares of the business's stock in a transaction on Thursday, February 20th. The shares were sold at an average price of $61.39, for a transaction totalling $1,008,760.48. Following the completion of the sale, the insider now directly owns 322,774 shares of the company's stock, valued at $19,815,095.86. Learn More on Mark Reinstra's trading history.
Who are Roblox's active insiders?: Roblox's insider roster includes David Baszucki (Founder and Chief Executive Officer), Gregory Baszucki (Director), Manuel Bronstein (Insider), Christopher Carvalho (Director), Craig Donato (Insider), Michael Guthrie (CFO), Matthew Kaufman (Insider), Anthony Lee (Director), Barbara Messing (Insider), Amy Rawlings (CAO), Mark Reinstra (Insider), Daniel Sturman (CTO), Brett Tolley (Insider), and Andrea Wong (Director). Learn More on Roblox's active insiders.
Are insiders buying or selling shares of Roblox?: During the last year, insiders at the sold shares 79 times. They sold a total of 3,364,832 shares worth more than $175,408,318.38. The most recent insider tranaction occured on April, 3rd when insider Matthew D Kaufman sold 6,000 shares worth more than $347,940.00. Insiders at Roblox own 22.2% of the company. Learn More about insider trades at Roblox.
Information on this page was last updated on 4/3/2025.

Mark Reinstra Insider Trading History at Roblox

Transaction Date	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
2/20/2025	Sell	16,432	$61.39	$1,008,760.48	322,774
2/11/2025	Sell	19,525	$65.94	$1,287,478.50	339,206
1/22/2025	Sell	24,000	$65.89	$1,581,360.00	281,161
1/16/2025	Sell	50,000	$64.98	$3,249,000.00	281,161
12/23/2024	Sell	24,000	$59.75	$1,434,000.00	278,161
11/20/2024	Sell	16,480	$51.43	$847,566.40	278,161
9/23/2024	Sell	17,000	$45.58	$774,860.00	327,009
8/19/2024	Sell	17,000	$40.47	$687,990.00	342,656
8/15/2024	Sell	12,000	$40.00	$480,000.00	342,656
4/17/2024	Sell	4,000	$36.69	$146,760.00	359,453
3/20/2024	Sell	4,000	$36.50	$146,000.00	359,453
2/21/2024	Sell	12,531	$40.75	$510,638.25	249,779
1/17/2024	Sell	4,000	$38.58	$154,320.00	258,310
12/20/2023	Sell	4,000	$44.47	$177,880.00	228,942
10/18/2023	Sell	4,000	$30.62	$122,480.00	320,763
8/21/2023	Sell	11,545	$27.14	$313,331.30	320,763
7/19/2023	Sell	4,000	$45.25	$181,000.00	332,308
6/21/2023	Sell	4,000	$39.09	$156,360.00	332,308
5/26/2023	Sell	14,000	$40.14	$561,960.00	332,308
5/22/2023	Sell	11,278	$39.63	$446,947.14	332,308
2/23/2023	Sell	12,500	$36.99	$462,375.00	231,990
8/22/2022	Sell	6,737	$41.52	$279,720.24	177,089
6/7/2021	Sell	5,000	$100.00	$500,000.00	63,736
3/15/2021	Sell	40,000	$70.60	$2,824,000.00	98,736

See Full Table

Mark Reinstra Buying and Selling Activity at Roblox

Roblox Company Overview

Roblox Corporation develops and operates an online entertainment platform in the United States and internationally. It offers Roblox Studio, a free toolset that allows developers and creators to build, publish, and operate 3D experiences, and other content; Roblox Client, an application that allows users to explore 3D experience; and Roblox Cloud, which provides services and infrastructure that power the platform. Roblox Corporation was incorporated in 2004 and is headquartered in San Mateo, California.

Today's Range

Now: $56.46

$50.84

$57.36

50 Day Range

MA: $61.40

$50.96

$75.66

2 Week Range

Now: $56.46

$29.55

$75.74

Volume

5,789,774 shs

Average Volume

7,846,740 shs

Market Capitalization

$34.95 billion

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.49

Mark Reinstra Biography and Net Worth

What is Mark Reinstra's net worth?

How old is Mark Reinstra?

What is Mark Reinstra's salary?

How do I contact Mark Reinstra?

Has Mark Reinstra been buying or selling shares of Roblox?

Who are Roblox's active insiders?

Are insiders buying or selling shares of Roblox?