RBLX
Roblox Corp
43.00$
-18.1%
vs. previous close
Closing price · As of: Oct 30, 2026
Ownership
Ownership Structure
Who owns Roblox Corp (RBLX)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 96.0% of the shares are freely tradable; institutional investors hold 83.0%.
Institutional ownership
?Share of the stock held by institutional investors (funds, banks, insurers) according to regulatory filings.
83.0%
Insiders
?Share of the stock held by the executives, founders and major shareholders of the company itself.
5.5%
Float
?Share of stock freely tradable on the market — not locked up in the hands of founders, insiders, or major shareholders.
96.0%
Short % of float
?Shares sold short as a percentage of the freely tradable float — high values signal many bets on falling prices.
4.3%
Shares Outstanding
?Total number of shares issued. Price times share count gives market cap.
670Mio.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| FMR Inc | 11.16 | 79,723,713 | +71.0 | 06/30/2026 |
| BlackRock Inc | 5.37 | 38,327,569 | -1.9 | 06/30/2026 |
| Vanguard Portfolio Management, LLC | 4.43 | 31,636,629 | +3.4 | 06/30/2026 |
| Vanguard Capital Management, LLC | 4.09 | 29,196,094 | +2.3 | 06/30/2026 |
| Capital World Investors | 3.18 | 22,709,293 | +1.1 | 06/30/2026 |
| Morgan Stanley - Brokerage Accounts | 3.04 | 21,741,285 | -5.8 | 06/30/2026 |
| Baillie Gifford & Co Limited. | 2.96 | 21,124,935 | -1.4 | 06/30/2026 |
| IEQ CAPITAL, LLC | 2.32 | 16,574,553 | +0.3 | 06/30/2026 |
| T. Rowe Price Associates, Inc. | 2.30 | 16,424,286 | -14.1 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard MStar Total Stk Mkt Idx Invest | 2.83 | 20,210,321 | -0.3 | 09/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Baszucki Gregory | Director | 1,256,725 | 54,039,175 $ | Aug 20, 2026 | both |
| Baszucki David | President & CEO | 799,646 | 34,384,778 $ | Aug 20, 2026 | direct |
| Reinstra Mark | Chief Legal Off. & Corp. Sec. | 386,625 | 16,624,875 $ | Oct 5, 2026 | direct |
| Chopra Naveen K. | Chief Financial Officer | 363,249 | 15,619,707 $ | Aug 20, 2026 | direct |
| Kaufman Matthew D | Chief Safety Officer | 335,060 | 14,407,580 $ | Aug 20, 2026 | direct |
| Lee Anthony P | Director | 306,768 | 13,191,024 $ | Aug 10, 2026 | indirect |
| Buckley Sean Jack | Chief People & Systems Officer | 87,213 | 3,750,159 $ | Aug 24, 2026 | direct |
| Rawlings Amy Marie | Chief Accounting Officer | 75,119 | 3,230,117 $ | Oct 17, 2026 | direct |
| Wong Andrea L | Director | 45,265 | 1,946,395 $ | Aug 31, 2026 | indirect |
| Kilar Jason | Director | 18,927 | 813,861 $ | Aug 20, 2026 | direct |
| Mastantuono Gina | Director | 18,261 | 785,223 $ | Aug 20, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Oct 17, 2026 | Rawlings Amy Marie | Chief Accounting Officer | Other | 6,611 | 0.00 | – |
| Oct 5, 2026 | Reinstra Mark | Chief Legal Off. & Corp. Sec. | Sell | 2,666 | 44.56 | 118,790 |
| Oct 5, 2026 | Reinstra Mark | Chief Legal Off. & Corp. Sec. | Sell | 3,000 | 43.88 | 131,632 |
| Oct 1, 2026 | Baszucki Gregory | Director | Sell | 5,334 | 43.03 | 229,544 |
| Oct 1, 2026 | Baszucki Gregory | Director | Sell | 2,999 | 42.57 | 127,676 |
| Oct 1, 2026 | Baszucki Gregory | Director | Sell | 5,332 | 43.03 | 229,458 |
| Oct 1, 2026 | Baszucki Gregory | Director | Sell | 3,001 | 42.57 | 127,763 |
| Sep 8, 2026 | Reinstra Mark | Chief Legal Off. & Corp. Sec. | Sell | 100 | 45.73 | 4,573 |
| Sep 8, 2026 | Reinstra Mark | Chief Legal Off. & Corp. Sec. | Sell | 3,753 | 45.03 | 169,000 |
| Sep 8, 2026 | Reinstra Mark | Chief Legal Off. & Corp. Sec. | Sell | 1,920 | 44.30 | 85,048 |
| Sep 1, 2026 | Baszucki Gregory | Director | Sell | 3,152 | 40.69 | 128,256 |
| Sep 1, 2026 | Baszucki Gregory | Director | Sell | 5,181 | 40.33 | 208,965 |
| Sep 1, 2026 | Baszucki Gregory | Director | Sell | 3,153 | 40.69 | 128,297 |
| Sep 1, 2026 | Baszucki Gregory | Director | Sell | 5,180 | 40.33 | 208,926 |
| Aug 31, 2026 | Wong Andrea L | Director | Sell | 562 | 40.89 | 22,979 |
| Aug 25, 2026 | Rawlings Amy Marie | Chief Accounting Officer | Sell | 237 | 38.89 | 9,217 |
| Aug 24, 2026 | Buckley Sean Jack | Chief People & Systems Officer | Sell | 4,321 | 38.68 | 167,136 |
| Aug 20, 2026 | Kaufman Matthew D | Chief Safety Officer | Sell | 3,910 | 38.47 | 150,399 |
| Aug 20, 2026 | Kaufman Matthew D | Chief Safety Officer | Sell | 10,994 | 37.78 | 415,362 |
| Aug 20, 2026 | Buckley Sean Jack | Chief People & Systems Officer | Sell | 1,327 | 38.47 | 51,053 |
| Aug 20, 2026 | Buckley Sean Jack | Chief People & Systems Officer | Sell | 4,280 | 37.81 | 161,847 |
| Aug 20, 2026 | Rawlings Amy Marie | Chief Accounting Officer | Sell | 1,176 | 38.48 | 45,247 |
| Aug 20, 2026 | Rawlings Amy Marie | Chief Accounting Officer | Sell | 3,885 | 37.81 | 146,896 |
| Aug 20, 2026 | Chopra Naveen K. | Chief Financial Officer | Sell | 4,702 | 38.45 | 180,771 |
| Aug 20, 2026 | Chopra Naveen K. | Chief Financial Officer | Sell | 12,807 | 37.78 | 483,892 |
| Aug 20, 2026 | Reinstra Mark | Chief Legal Off. & Corp. Sec. | Sell | 4,914 | 38.45 | 188,947 |
| Aug 20, 2026 | Reinstra Mark | Chief Legal Off. & Corp. Sec. | Sell | 13,020 | 37.78 | 491,840 |
| Aug 20, 2026 | Baszucki David | President & CEO | Sell | 14,360 | 38.44 | 551,993 |
| Aug 20, 2026 | Baszucki David | President & CEO | Sell | 38,208 | 37.78 | 1,443,407 |
| Aug 20, 2026 | Baszucki Gregory | Director | Other | 1,296 | 0.00 | – |
| Aug 20, 2026 | Kilar Jason | Director | Other | 1,296 | 0.00 | – |
| Aug 20, 2026 | Mastantuono Gina | Director | Other | 1,296 | 0.00 | – |
| Aug 19, 2026 | Reinstra Mark | Chief Legal Off. & Corp. Sec. | Sell | 6,250 | 40.00 | 250,000 |
| Aug 10, 2026 | Lee Anthony P | Director | Other | 50,000 | 0.00 | – |
| Aug 10, 2026 | Lee Anthony P | Director | Other | 100,000 | 0.00 | – |
| Aug 4, 2026 | Baszucki Gregory | Director | Sell | 1,001 | 38.02 | 38,062 |
| Aug 4, 2026 | Baszucki Gregory | Director | Sell | 7,332 | 37.39 | 274,128 |
| Aug 4, 2026 | Baszucki Gregory | Director | Sell | 1,000 | 38.02 | 38,024 |
| Aug 4, 2026 | Baszucki Gregory | Director | Sell | 7,333 | 37.39 | 274,167 |
| Jul 14, 2026 | Rawlings Amy Marie | Chief Accounting Officer | Other | 6,567 | 0.00 | – |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: October 30, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.