Ticker · held by 6 filers

RBLX

ROBLOX CORP

All tracked filers currently holding RBLX, ranked by position size. Each row links through to the filer's full portfolio.

Total value held

$2.61B

Total shares

46,846,768

Filers holding

6 · 8 positions

Caveat

long only · 13F-eligible managers only

Filers holding RBLX

sorted by position size · click any filer to see their full portfolio

# Filer Class Shares Value (USD) % of port

1 BlackRock · Larry Fink CL A 27,150,745 $1.01B 0.02%

2 Renaissance Technologies · Jim Simons (founder) CL A 6,628,509 $537.1M 0.83%

3 ARK Invest · Cathie Wood Common Stock 4,834,337 $391.7M 2.60%

4 Citadel Advisors · Ken Griffin CALLCL A 4,452,000 $360.7M 0.05%

5 Citadel Advisors · Ken Griffin PUTCL A 1,989,800 $161.2M 0.02%

6 Citadel Advisors · Ken Griffin CL A 1,760,351 $142.6M 0.02%

7 Bridgewater Associates · Ray Dalio (founder) CL A 20,691 $1.7M 0.01%

8 Soros Fund Management · George Soros / Robert Soros CL A 10,335 $837.4K 0.01%

What this is

This page reverses the usual 13F view: instead of "what does Buffett hold," it answers "who holds NVDA?" Across the dozen tracked filers, all current 13F-disclosed holders of RBLX are listed, with the position size and what fraction of each filer's overall portfolio it represents.

Caveats: only the filers tracked here are included (~12 names) — not the whole 13F universe (~6,000 filers). Position values are at the most recent quarter-end, not current market price. Only long positions are visible; shorts and synthetics aren't.

v0.2 · 2026 · data via SEC EDGAR · CUSIP→ticker via OpenFIGI