Follow the people · Insider
Matthew D. Kaufman
Matthew D. Kaufman files insider transactions with the SEC as a chief safety officer of Roblox (RBLX). We hold 5 disclosed purchases and sales filed since 7 April 2025, 1 of them in the last 90 days.
- Files forRBLX
- Disclosed buys and sells5 in all, 1 in the last 90 days
- Last disclosure24 August 2026
Positions held
1 post we hold — a term names its own dates; a run of filings only says when they filed- Filed 3 April 2025 — 20 August 2026Chief Safety Officer · Roblox (RBLX)53 Form 4 lines · source: SEC Form 4
Everything they disclosed
53 entries, newest first — one per disclosure report, one per Form 4 line- ▼ sold on the open market 10,994 shares of RobloxSEC Form 424 August 2026Class A Common Stock · traded 20 August 2026 · filed 24 August 2026
- ▼ sold on the open market 3,910 shares of RobloxSEC Form 424 August 2026Class A Common Stock · traded 20 August 2026 · filed 24 August 2026
- ▼ sold on the open market 1,410 shares of RobloxSEC Form 422 May 2026Class A Common Stock · traded 20 May 2026 · filed 22 May 2026
- ▼ sold on the open market 12,756 shares of RobloxSEC Form 422 May 2026Class A Common Stock · traded 20 May 2026 · filed 22 May 2026
- ▼ sold on the open market 190 shares of RobloxSEC Form 422 May 2026Class A Common Stock · traded 20 May 2026 · filed 22 May 2026
- ▼ sold on the open market 13,225 shares of RobloxSEC Form 415 April 2026Class A Common Stock · traded 13 April 2026 · filed 15 April 2026
- ▼ sold on the open market 100 shares of RobloxSEC Form 415 April 2026Class A Common Stock · traded 13 April 2026 · filed 15 April 2026
- was granted 85,609 shares of RobloxSEC Form 43 March 2026Class A Common Stock · traded 1 March 2026 · filed 3 March 2026
- was granted 92,194 shares of Roblox (a derivative holding)SEC Form 43 March 2026Performance Stock Unit · traded 1 March 2026 · filed 3 March 2026
- was granted 92,194 shares of Roblox (a derivative holding)SEC Form 43 March 2026Performance Stock Unit · traded 1 March 2026 · filed 3 March 2026
- was granted 85,609 shares of RobloxSEC Form 43 March 2026Class A Common Stock · traded 1 March 2026 · filed 3 March 2026
- ▼ sold on the open market 5,588 shares of RobloxSEC Form 424 February 2026Class A Common Stock · traded 20 February 2026 · filed 24 February 2026
- ▼ sold on the open market 8,589 shares of RobloxSEC Form 424 February 2026Class A Common Stock · traded 20 February 2026 · filed 24 February 2026
- ▼ sold on the open market 1,050 shares of RobloxSEC Form 424 February 2026Class A Common Stock · traded 20 February 2026 · filed 24 February 2026
- ▼ sold on the open market 5,588 shares of RobloxSEC Form 424 February 2026Class A Common Stock · traded 20 February 2026 · filed 24 February 2026
- ▼ sold on the open market 8,589 shares of RobloxSEC Form 424 February 2026Class A Common Stock · traded 20 February 2026 · filed 24 February 2026
- ▼ sold on the open market 1,050 shares of RobloxSEC Form 424 February 2026Class A Common Stock · traded 20 February 2026 · filed 24 February 2026
- exercised options over 97,522 shares of RobloxSEC Form 411 February 2026Class A Common Stock · traded 9 February 2026 · filed 11 February 2026
- ▼ sold on the open market 27,634 shares of RobloxSEC Form 411 February 2026Class A Common Stock · traded 10 February 2026 · filed 11 February 2026
- ▼ sold on the open market 2,400 shares of RobloxSEC Form 411 February 2026Class A Common Stock · traded 10 February 2026 · filed 11 February 2026
- exercised options over 97,522 shares of Roblox (a derivative holding)SEC Form 411 February 2026Performance Stock Unit · traded 9 February 2026 · filed 11 February 2026
- exercised options over 97,522 shares of Roblox (a derivative holding)SEC Form 411 February 2026Performance Stock Unit · traded 9 February 2026 · filed 11 February 2026
- exercised options over 97,522 shares of RobloxSEC Form 411 February 2026Class A Common Stock · traded 9 February 2026 · filed 11 February 2026
- ▼ sold on the open market 27,634 shares of RobloxSEC Form 411 February 2026Class A Common Stock · traded 10 February 2026 · filed 11 February 2026
- ▼ sold on the open market 2,400 shares of RobloxSEC Form 411 February 2026Class A Common Stock · traded 10 February 2026 · filed 11 February 2026
- ▼ sold on the open market 6,000 shares of RobloxSEC Form 424 November 2025Class A Common Stock · traded 20 November 2025 · filed 24 November 2025
- ▼ sold on the open market 3,200 shares of RobloxSEC Form 424 November 2025Class A Common Stock · traded 20 November 2025 · filed 24 November 2025
- ▼ sold on the open market 2,526 shares of RobloxSEC Form 424 November 2025Class A Common Stock · traded 20 November 2025 · filed 24 November 2025
- ▼ sold on the open market 4,886 shares of RobloxSEC Form 424 November 2025Class A Common Stock · traded 20 November 2025 · filed 24 November 2025
- ▼ sold on the open market 3,595 shares of RobloxSEC Form 424 November 2025Class A Common Stock · traded 20 November 2025 · filed 24 November 2025
- ▼ sold on the open market 660 shares of RobloxSEC Form 424 November 2025Class A Common Stock · traded 20 November 2025 · filed 24 November 2025
- ▼ sold on the open market 6,000 shares of RobloxSEC Form 410 November 2025Class A Common Stock · traded 6 November 2025 · filed 10 November 2025
- ▼ sold on the open market 6,000 shares of RobloxSEC Form 45 November 2025Class A Common Stock · traded 3 November 2025 · filed 5 November 2025
- ▼ sold on the open market 6,000 shares of RobloxSEC Form 46 October 2025Class A Common Stock · traded 2 October 2025 · filed 6 October 2025
- ▼ sold on the open market 6,000 shares of RobloxSEC Form 422 September 2025Class A Common Stock · traded 18 September 2025 · filed 22 September 2025
- was granted 9,627 shares of RobloxSEC Form 412 September 2025Class A Common Stock · traded 10 September 2025 · filed 12 September 2025
- ▼ sold on the open market 6,000 shares of RobloxSEC Form 48 September 2025Class A Common Stock · traded 4 September 2025 · filed 8 September 2025
- ▼ sold on the open market 1,230 shares of RobloxSEC Form 422 August 2025Class A Common Stock · traded 20 August 2025 · filed 22 August 2025
- ▼ sold on the open market 3,945 shares of RobloxSEC Form 422 August 2025Class A Common Stock · traded 20 August 2025 · filed 22 August 2025
- ▼ sold on the open market 5,621 shares of RobloxSEC Form 422 August 2025Class A Common Stock · traded 20 August 2025 · filed 22 August 2025
- ▼ sold on the open market 3,412 shares of RobloxSEC Form 422 August 2025Class A Common Stock · traded 20 August 2025 · filed 22 August 2025
- ▼ sold on the open market 6,000 shares of RobloxSEC Form 422 August 2025Class A Common Stock · traded 21 August 2025 · filed 22 August 2025
- ▼ sold on the open market 6,000 shares of RobloxSEC Form 48 August 2025Class A Common Stock · traded 7 August 2025 · filed 8 August 2025
- ▼ sold on the open market 6,000 shares of RobloxSEC Form 421 July 2025Class A Common Stock · traded 17 July 2025 · filed 21 July 2025
- ▼ sold on the open market 6,000 shares of RobloxSEC Form 48 July 2025Class A Common Stock · traded 3 July 2025 · filed 8 July 2025
- ▼ sold on the open market 6,000 shares of RobloxSEC Form 424 June 2025Class A Common Stock · traded 20 June 2025 · filed 24 June 2025
- ▼ sold on the open market 6,000 shares of RobloxSEC Form 49 June 2025Class A Common Stock · traded 5 June 2025 · filed 9 June 2025
- ▼ sold on the open market 13,928 shares of RobloxSEC Form 422 May 2025Class A Common Stock · traded 20 May 2025 · filed 22 May 2025
- ▼ sold on the open market 1,093 shares of RobloxSEC Form 422 May 2025Class A Common Stock · traded 20 May 2025 · filed 22 May 2025
- ▼ sold on the open market 6,000 shares of RobloxSEC Form 419 May 2025Class A Common Stock · traded 15 May 2025 · filed 19 May 2025
- ▼ sold on the open market 11,425 shares of RobloxSEC Form 47 May 2025Class A Common Stock · traded 5 May 2025 · filed 7 May 2025
- ▼ sold on the open market 575 shares of RobloxSEC Form 47 May 2025Class A Common Stock · traded 5 May 2025 · filed 7 May 2025
- ▼ sold on the open market 6,000 shares of RobloxSEC Form 47 April 2025Class A Common Stock · traded 3 April 2025 · filed 7 April 2025
Positions come from the unitedstates/congress-legislators roster, the Office of Government Ethics and the SEC’s Form 4 index. Every disclosed line names its own source and links the document the government published; we print what the filing says and never a price we did not read from it. Headlines and links come from the GDELT Global Knowledge Graph — the story stays with the publisher. The portrait, where we have one, is the public-domain Congressional Bioguide photograph.