Form 4 Tracker
Mark Reinstra

Chief Legal Off. & Corp. Sec. · 12 filings · Latest: Oct 5, 2026

Roblox Corp
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Filing
RBLX
Mark ReinstraChief Legal Off. & Corp. Sec.Oct 5, 2026
Sale
$44.205,666$250.4K386,625
RBLX
MARK REINSTRA—Oct 5, 2026
Proposed Sale
$44.125,666$250.0K—
RBLX
Mark ReinstraChief Legal Off. & Corp. Sec.Sep 8, 2026
Sale
$44.805,773$258.6K392,291
RBLX
MARK REINSTRA—Sep 8, 2026
Proposed Sale
$43.315,773$250.0K—
RBLX
Mark ReinstraChief Legal Off. & Corp. Sec.Aug 20, 2026
Sale
$37.9617,934$680.8K398,064
RBLX
Reinstra Mark—Aug 20, 2026
Proposed Sale
$37.9617,934$680.8K—
RBLX
Mark ReinstraChief Legal Off. & Corp. Sec.Aug 19, 2026
Sale
$40.006,250$250.0K415,998
RBLX
MARK REINSTRA—Aug 19, 2026
Proposed Sale
$37.676,250$235.4K—
RBLX
Mark ReinstraChief Legal Off. & Corp. Sec.Jul 6, 2026
Sale
$57.344,512$258.7K422,248
RBLX
MARK REINSTRA—Jul 6, 2026
Proposed Sale
$55.414,512$250.0K—
RBLX
Mark ReinstraChief Legal Off. & Corp. Sec.Jun 8, 2026
Sale
$41.715,978$249.3K426,760
RBLX
MARK REINSTRA—Jun 8, 2026
Proposed Sale
$41.825,978$250.0K—
RBLX
Mark ReinstraChief Legal Off. & Corp. Sec.May 21, 2026
Sale
$46.405,460$253.4K432,738
RBLX
Mark ReinstraChief Legal Off. & Corp. Sec.May 20, 2026
Sale
$45.2817,275$782.2K438,198
RBLX
MARK REINSTRA—May 21, 2026
Proposed Sale
$45.795,460$250.0K—
RBLX
Reinstra Mark—May 20, 2026
Proposed Sale
$45.2817,275$782.2K—
RBLX
Mark ReinstraChief Legal Off. & Corp. Sec.Apr 13, 2026
Sale
$57.9418,653$1.1M455,473
RBLX
Reinstra Mark—Apr 13, 2026
Proposed Sale
$57.9518,653$1.1M—
RBLX
Mark ReinstraChief Legal Off. & Corp. Sec.Feb 20, 2026
Sale
$61.6117,186$1.1M377,136
RBLX
Reinstra Mark—Feb 20, 2026
Proposed Sale
$61.6117,186$1.1M—

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