Reinstra Mark
Chief Legal Off. & Corp. Sec.
Reinstra Mark has filed 15 SEC Form 4 filings (33 transaction rows) across 1 company, with disclosures dating back to 2025. 14 of those filings fall inside the rolling window. Most recent filing: Oct 6, 2026.
On the most recent filing, Reinstra Mark is listed as Chief Legal Off. & Corp. Sec. at Roblox Corp. Inside the rolling window, Reinstra Mark reported no open-market purchases and 14 open-market sales totaling $13.3M in RBLX. The largest disclosed transaction in the window is a sale of 60,000 RBLX shares on Feb 13, 2026, worth $3.8M.
Companies traded
Other insiders at RBLX
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$13.3M
reported sales (SEC code S)
Companies
1
in the rolling window
| Source | |||||||
|---|---|---|---|---|---|---|---|
| RBLX | Chief Legal Off. & Corp. Sec. | Sale | 5,666 | $250K | Oct 6 | SEC ↗ | |
| RBLX | Chief Legal Off. & Corp. Sec. | Sale | 5,773 | $259K | Sep 9 | SEC ↗ | |
| RBLX | Chief Legal Off. & Corp. Sec. | Sale | 17,934 | $681K | Aug 24 | SEC ↗ | |
| RBLX | Chief Legal Off. & Corp. Sec. | Sale | 6,250 | $250K | Aug 20 | SEC ↗ | |
| RBLX | Chief Legal Off. & Corp. Sec. | Sale | 4,512 | $259K | Jul 7 | SEC ↗ | |
| RBLX | Chief Legal Off. & Corp. Sec. | Sale | 5,978 | $249K | Jun 8 | SEC ↗ | |
| RBLX | Chief Legal Off. & Corp. Sec. | Sale | 17,275 | $782K | May 22 | SEC ↗ | |
| RBLX | Chief Legal Off. & Corp. Sec. | Sale | 5,460 | $253K | May 22 | SEC ↗ | |
| RBLX | Chief Legal Off. & Corp. Sec. | Sale | 18,653 | $1.1M | Apr 15 | SEC ↗ | |
| RBLX | Chief Legal Off. & Corp. Sec. | Sale | 17,186 | $1.1M | Feb 24 | SEC ↗ | |
| RBLX | Chief Legal Off. & Corp. Sec. | Sale | 60,000 | $3.8M | Feb 19 | SEC ↗ | |
| RBLX | Chief Legal Off. & Corp. Sec. | Sale | 34,320 | $2.5M | Feb 11 | SEC ↗ | |
| RBLX | Chief Legal Off. & Corp. Sec. | Sale | 16,782 | $1.6M | Nov 24 | SEC ↗ | |
| RBLX | Chief Legal Off. & Corp. Sec. | Sale | 2,401 | $251K | Nov 7 | SEC ↗ |
Frequently asked questions
How many SEC Form 4 filings has Reinstra Mark made?
Reinstra Mark has filed 15 SEC Form 4 filings (33 transaction rows) across 1 company since 2025.
Which companies does Reinstra Mark trade?
Reinstra Mark has filed SEC Form 4 disclosures for 1 company, including RBLX.
When was Reinstra Mark's most recent SEC Form 4 filing?
Reinstra Mark's most recent SEC Form 4 filing on Tracefour is dated Oct 6, 2026.
What is Reinstra Mark's job title?
On the most recent SEC Form 4 filings tracked by Tracefour, Reinstra Mark is listed as Chief Legal Off. & Corp. Sec..
What is Reinstra Mark's total buy and sell value in the current window?
Inside the rolling retention window, Reinstra Mark bought $0 and sold $13.3M based on SEC Form 4 filings.
What was Reinstra Mark's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 60,000 RBLX shares on 2026-02-13, worth $3.8M, per SEC Form 4 filings.