🕵️ Roblox Corp ($RBLX)
SEC insider & ownership activity, last 12 months · CIK 1315098 · every row links its SEC filing
Insider sell value was withheld pending verification over the last 12 months. 2 planned sales are pending, the largest $235K (Mark Reinstra). No red-flag 8-Ks in the window.
🚨 3 signals active —
planned-vs-executed verdicts, pre-event flags, and cluster context live in the
API and the
alerts bot.
Insider flow
1 buyer, $950 (2 lots) · 11 sellers, value withheld pending verification (208 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Baszucki Gregory | 0 | – | 36 | value withheld pending verification | Sep 1, 2026 |
| Baszucki David | 0 | – | 33 | value withheld pending verification | Aug 20, 2026 |
| Mark Reinstra | 0 | – | 28 | value withheld pending verification | Sep 8, 2026 |
| Naveen K. Chopra | 0 | – | 12 | value withheld pending verification | Aug 20, 2026 |
| Matthew D. Kaufman | 0 | – | 22 | value withheld pending verification | Aug 20, 2026 |
| Buckley Sean Jack | 0 | – | 6 | value withheld pending verification | Aug 24, 2026 |
| Rawlings Amy Marie | 0 | – | 13 | value withheld pending verification | Aug 25, 2026 |
| Andrea L. Wong | 0 | – | 2 | value withheld pending verification | Aug 31, 2026 |
| Mastantuono Gina | 2 | $950 | 2 | $790 | May 4, 2023 |
| Anthony P. Lee | 0 | – | 42 | value withheld pending verification | Jan 13, 2026 |
| Chakravarthy Arvind | 0 | – | 12 | value withheld pending verification | Feb 20, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| FMR LLC | 11.9% | Class A | 13G | Jul 8, 2026 | filing ↗ |
| Abigail P. Johnson | 11.9% | Class A | 13G | Jul 8, 2026 | filing ↗ |
| David Baszucki | 7.0% | 13G | Aug 12, 2025 | filing ↗ | |
| BlackRock, Inc. | 5.5% | 13G | Oct 17, 2025 | filing ↗ | |
| Vanguard Capital Management | 5.2% | 13G | Apr 30, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Mark Reinstra | $250K | Sep 8, 2026 | filing ↗ |
| GREG and Christina Baszucki LIV TR | $344K | Sep 1, 2026 | filing ↗ |
| Greg Baszucki | $344K | Sep 1, 2026 | filing ↗ |
| Andrea L. Wong | $23K | Aug 31, 2026 | filing ↗ |
| Amy Rawlings | $9K | Aug 25, 2026 | filing ↗ |
| Buckley Sean Jack | $167K | Aug 24, 2026 | filing ↗ |
| Reinstra Mark | $681K | Aug 20, 2026 | filing ↗ |
| Rawlings Amy Marie | $192K | Aug 20, 2026 | filing ↗ |
| Matthew D. Kaufman | $566K | Aug 20, 2026 | filing ↗ |
| Naveen K. Chopra | $665K | Aug 20, 2026 | filing ↗ |
| Buckley Sean Jack | $213K | Aug 20, 2026 | filing ↗ |
| Baszucki David | $2.0M | Aug 20, 2026 | filing ↗ |
| Mark Reinstra | $235K | Aug 19, 2026 | filing ↗ |
| GREG and Christina Baszucki LIV TR | $306K | Aug 4, 2026 | filing ↗ |
| Greg Baszucki | $306K | Aug 4, 2026 | filing ↗ |
| Mark Reinstra | $250K | Jul 6, 2026 | filing ↗ |
| Greg Baszucki | $453K | Jul 1, 2026 | filing ↗ |
| GREG and Christina Baszucki LIV TR | $453K | Jul 1, 2026 | filing ↗ |
| Mark Reinstra | $250K | Jun 8, 2026 | filing ↗ |
| GREG and Christina Baszucki LIV TR | $393K | Jun 1, 2026 | filing ↗ |
| Greg Baszucki | $393K | Jun 1, 2026 | filing ↗ |
| Amy Rawlings | $13K | May 26, 2026 | filing ↗ |
| Buckley Sean Jack | $220K | May 22, 2026 | filing ↗ |
| Mark Reinstra | $250K | May 21, 2026 | filing ↗ |
| Reinstra Mark | $782K | May 20, 2026 | filing ↗ |
| Rawlings Amy Marie | $131K | May 20, 2026 | filing ↗ |
| Matthew D. Kaufman | $650K | May 20, 2026 | filing ↗ |
| Naveen K. Chopra | $764K | May 20, 2026 | filing ↗ |
| Buckley Sean Jack | $257K | May 20, 2026 | filing ↗ |
| Baszucki David | $2.3M | May 20, 2026 | filing ↗ |
| GREG and Christina Baszucki LIV TR | $396K | May 5, 2026 | filing ↗ |
| Greg Baszucki | $396K | May 5, 2026 | filing ↗ |
| Reinstra Mark | $1.1M | Apr 13, 2026 | filing ↗ |
| Matthew D. Kaufman | $772K | Apr 13, 2026 | filing ↗ |
| GREG and Christina Baszucki LIV TR | $471K | Apr 1, 2026 | filing ↗ |
| Greg Baszucki | $471K | Apr 1, 2026 | filing ↗ |
| Greg Baszucki | $595K | Feb 27, 2026 | filing ↗ |
| GREG and Christina Baszucki LIV TR | $595K | Feb 27, 2026 | filing ↗ |
| Andrea L. Wong | $37K | Feb 24, 2026 | filing ↗ |
| Reinstra Mark | $1.1M | Feb 20, 2026 | filing ↗ |
| Rawlings Amy Marie | $182K | Feb 20, 2026 | filing ↗ |
| Matthew D. Kaufman | $938K | Feb 20, 2026 | filing ↗ |
| Naveen K. Chopra | $783K | Feb 20, 2026 | filing ↗ |
| Chakravarthy Arvind | $1.3M | Feb 20, 2026 | filing ↗ |
| Baszucki David | $668K | Feb 20, 2026 | filing ↗ |
| Mark Reinstra | $3.8M | Feb 13, 2026 | filing ↗ |
| The JAIN Chakravarthy Living Trust | $2.7M | Feb 11, 2026 | filing ↗ |
| Arvind Chakravarthy | $1.3M | Feb 11, 2026 | filing ↗ |
| Reinstra Mark | $2.5M | Feb 10, 2026 | filing ↗ |
| Matthew D. Kaufman | $2.2M | Feb 10, 2026 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Earnings (2.02) | Jul 30, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jul 30, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 30, 2026 | filing ↗ |
| Shareholder vote (5.07) | May 28, 2026 | filing ↗ |
| Other events (8.01) | May 13, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 13, 2026 | filing ↗ |
| Earnings (2.02) | Apr 30, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Apr 30, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 30, 2026 | filing ↗ |
| Officer/director changes (5.02) | Mar 19, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 19, 2026 | filing ↗ |
| Officer/director changes (5.02) | Feb 24, 2026 | filing ↗ |
| Earnings (2.02) | Feb 5, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Feb 5, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 5, 2026 | filing ↗ |
| Earnings (2.02) | Oct 30, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Oct 30, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 30, 2025 | filing ↗ |
| Officer/director changes (5.02) | Sep 15, 2025 | filing ↗ |