Mark Reinstra

RBLX

Mark Reinstra serves as officer: Chief Legal Off. & Corp. Sec. at Roblox Corporation (RBLX). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

9 trades

$40.47M

Net Position

Net Seller

$40.47M

Companies Traded

RBLX

Active Period

Mar 2021 – Apr 2026

9 total trades

Most Recent

Sell RBLX

Apr 15, 2026 · $1.08M

Mark Reinstra's Insider Trading at Roblox Corporation (RBLX)

Buys

0 · $0.00

Sells

9 · $40.47M

Total Shares Bought

Total Shares Sold

517,973

RBLX Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Apr 15, 2026	Sell	18,653	$57.94	$1.08M	455,573
Feb 19, 2026	Sell	60,000	$63.94	$3.84M	394,322
Feb 13, 2026	Sell	60,000	$63.94	$3.84M	0
Feb 11, 2026	Sell	34,320	$72.65	$2.49M	456,937
Nov 17, 2021	Sell	75,000	$116.67	$8.75M	106,548
Nov 15, 2021	Sell	75,000	$98.50	$7.39M	203,548
Jun 9, 2021	Sell	5,000	$100.00	$500.0K	58,736
Mar 16, 2021	Sell	40,000	$70.60	$2.82M	58,736
Mar 12, 2021	Sell	150,000	$65.08	$9.76M	83,736