Latest filingSep 02, 2026Most recent Form 4
RBLX
Roblox Corp
NYSETechnologyServices-Prepackaged Software
Insider activity for last month from 08/04 to 09/04. Counts use processed Form 4 rows. Purchase and sale metrics use codes P and S; totals remain unknown when any matching value is missing. Rows without a usable transaction date cannot be assigned to a rolling period and are excluded.
Total buying$00 buys
Total selling$526M19 sells
Net open-market-$526M10 insiders
Open-market mix
Buy vs sell distribution by transaction countInsider activity report
Monthly open-market purchase and sale counts Buys Sells
Transaction codes
By Form 4 transaction code in selected period25transactions
- S · Open-market sells · dominant19 · 76%
- J · Other6 · 24%
Activity by reported role
A joint filing can contribute to multiple roles32transactions
- Director · dominant11 · 34%
- CAO3 · 9%
- CLO3 · 9%
- CS3 · 9%
- Chief executive officer2 · 6%
- Chief financial officer2 · 6%
- CP2 · 6%
- CSO2 · 6%
- PRES2 · 6%
- SO2 · 6%
Distinct insiders active
Reporting-owner CIKs by month · peak Aug 2026 (10)Aug 2026Sep 2026
Reported Holdings After
Separated by insider, security, and ownership typeBaszucki GregoryClass A Common Stock · Indirect · See Footnotes
1,261,169Sep 01, 2026
Reinstra MarkClass A Common Stock · Direct
402,978Aug 20, 2026
Rawlings Amy MarieClass A Common Stock · Direct
68,508Aug 25, 2026
Baszucki DavidClass A Common Stock · Direct
814,006Aug 20, 2026
Chopra Naveen K.Class A Common Stock · Direct
363,249Aug 20, 2026
Buckley Sean JackClass A Common Stock · Direct
91,534Aug 20, 2026
Kaufman Matthew DClass A Common Stock · Direct
338,970Aug 20, 2026
Mastantuono GinaPhantom Stock · Direct
1,296Aug 20, 2026
These are reported post-transaction holdings, not company-wide ownership percentages. Securities, indirect vehicles, and amendments are kept separate.
Filing activity heatmap
Each cell is one day · intensity = transactions · buys green, sells redAug 04 → Sep 04
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Top insiders
By absolute net value across the selected period- BD-$2.0M
- RM-$930.8k
- BG-$674.4k
- CK-$664.7k
- KD-$565.8k
Recent filing activity
Most recent 12 transactions · color = transaction codeFiling detail checks
Secondary metrics for the selected periodFiling-only signals
Deterministic matches in the selected period
RBLX transaction history
Filters apply within this company and selected period by default| Ticker | Insider | Role | Type | Shares | Value | Code | Signals | 90d return | Filed | Trans date |
|---|---|---|---|---|---|---|---|---|---|---|
| RBLX | Baszucki Gregory | DIR | sale10b5-1 | 3.15k | -$12.8M | S | — | 0.0% | 09/02 | 09/01 |
| RBLX | Baszucki Gregory | DIR | sale10b5-1 | 5.18k | -$20.8M | S | — | 0.0% | 09/02 | 09/01 |
| RBLX | Baszucki Gregory | DIR | sale10b5-1 | 3.15k | -$12.8M | S | — | 0.0% | 09/02 | 09/01 |
| RBLX | Baszucki Gregory | DIR | sale10b5-1 | 5.18k | -$20.8M | S | — | 0.0% | 09/02 | 09/01 |
| RBLX | Wong Andrea L | DIR | sale | 562 | -$2.29M | S | 0.0% | 09/01 | 08/31 | |
| RBLX | Kaufman Matthew D | CSO | sale | 3.91k | -$15.0M | S | −1.0% | 08/24 | 08/20 | |
| RBLX | Kaufman Matthew D | CSO | sale | 10.9k | -$41.5M | S | −1.0% | 08/24 | 08/20 | |
| RBLX | BUCKLEY SEAN JACK | CPSO | sale | 1.32k | -$5.10M | S | −1.0% | 08/24 | 08/20 | |
| RBLX | BUCKLEY SEAN JACK | CPSO | sale | 4.28k | -$16.1M | S | −1.0% | 08/24 | 08/20 | |
| RBLX | Rawlings Amy Marie | CAO | sale | 1.17k | -$4.52M | S | −1.0% | 08/24 | 08/20 | |
| RBLX | Rawlings Amy Marie | CAO | sale | 3.88k | -$14.6M | S | −1.0% | 08/24 | 08/20 | |
| RBLX | CHOPRA NAVEEN K. | CFO | sale | 4.70k | -$18.0M | S | −1.0% | 08/24 | 08/20 | |
| RBLX | CHOPRA NAVEEN K. | CFO | sale | 12.8k | -$48.3M | S | −1.0% | 08/24 | 08/20 | |
| RBLX | Reinstra Mark | CLOCS | sale | 4.91k | -$18.8M | S | −1.0% | 08/24 | 08/20 | |
| RBLX | Reinstra Mark | CLOCS | sale | 13.0k | -$49.1M | S | −1.0% | 08/24 | 08/20 | |
| RBLX | Baszucki David | PRESCEO | sale | 14.3k | -$55.1M | S | −1.0% | 08/24 | 08/20 | |
| RBLX | Baszucki David | PRESCEO | sale | 38.2k | -$144M | S | −1.0% | 08/24 | 08/20 | |
| RBLX | Reinstra Mark | CLOCS | sale10b5-1 | 6.25k | -$25.0M | S | +5.3% | 08/20 | 08/19 |
Roblox Corp Insider Activity FAQ
SEC Form 4 contextWho recently reported transactions at Roblox Corp?
Baszucki Gregory, Wong Andrea L, Rawlings Amy Marie, Kaufman Matthew D, BUCKLEY SEAN JACK, CHOPRA NAVEEN K., Reinstra Mark, Baszucki David, KILAR JASON, Mastantuono Gina.
When was the latest reported open-market purchase?
No code-P purchase is available for this period.
When was the latest reported open-market sale?
Baszucki Gregory reported a sale on Sep 01, 2026 valued at $12.8M. Read the SEC filing.
What is the recent purchase and sale balance?
Net open-market selling in the selected period was $5,268,293.21. Sales can occur for many non-investment reasons.
Where can I see the original SEC filing?
Every transaction row and latest-activity fact links to its original SEC filing.
What do these Form 4 transaction codes mean?
P and S generally describe open-market or private purchases and sales. A, D, F, M, X, G, J, and V describe awards, issuer dispositions, tax withholding, exercises, gifts, other transactions, and voluntary early reports; review each filing and its footnotes for context.