Tradeweb Markets Inc. (TW) Ownership
TW ownership summary
as of October 18, 2026- Institutions
- 106.7% of shares outstanding
- Insiders
- 0.28% of shares outstanding
- Shares outstanding
- 114.0M
- Float
- 113.7M shares available to trade
- Short interest
- 3.00% 3.4M shares short
- Days to cover
- 2.63 short interest down 0.7% vs prior month
- Institutions 106.74%
- Insiders 0.28%
TW top institutional holders
20 largest| # | Holder | % of shares | Shares | Value | Change | Reported |
|---|---|---|---|---|---|---|
| 1 | T. Rowe Price Associates, Inc. | 7.76% | 16.4M | $1.86B | +1.4M (+9.6%) | June 30, 2026 |
| 2 | BlackRock Inc | 3.26% | 6.9M | $781.1M | +53,444 (+0.8%) | June 30, 2026 |
| 3 | Wellington Management Company LLP | 2.94% | 6.2M | $704.1M | −1.3M (−17.3%) | June 30, 2026 |
| 4 | Vanguard Portfolio Management, LLC | 2.87% | 6.1M | $687.5M | +447,730 (+8.0%) | June 30, 2026 |
| 5 | Vanguard Capital Management, LLC | 2.48% | 5.2M | $594.6M | +48,178 (+0.9%) | June 30, 2026 |
| 6 | Carmignac Gestion | 1.84% | 3.9M | $440.0M | +1.6M (+69.6%) | June 30, 2026 |
| 7 | T. Rowe Price Investment Management,Inc. | 1.56% | 3.3M | $374.6M | −97,737 (−2.9%) | June 30, 2026 |
| 8 | State Street Corp | 1.33% | 2.8M | $318.7M | +63,023 (+2.3%) | June 30, 2026 |
| 9 | AQR Capital Management LLC | 1.32% | 2.8M | $316.4M | −108,277 (−3.7%) | June 30, 2026 |
| 10 | Grantham, Mayo, Van Otterloo & Co., LLC | 1.26% | 2.7M | $302.3M | +12,855 (+0.5%) | June 30, 2026 |
| 11 | Capital World Investors | 1.10% | 2.3M | $262.6M | +114,561 (+5.2%) | June 30, 2026 |
| 12 | Geode Capital Management, LLC | 1.00% | 2.1M | $239.0M | −14,458 (−0.7%) | June 30, 2026 |
| 13 | Nordea Investment Mgmt Bank Demark A/s | 0.80% | 1.7M | $191.6M | +39,570 (+2.4%) | June 30, 2026 |
| 14 | Morgan Stanley - Brokerage Accounts | 0.80% | 1.7M | $191.2M | −18,749 (−1.1%) | June 30, 2026 |
| 15 | Bessemer Group Inc | 0.76% | 1.6M | $182.0M | −22,607 (−1.4%) | June 30, 2026 |
| 16 | NORGES BANK | 0.73% | 1.5M | $175.3M | +23,410 (+1.5%) | June 30, 2026 |
| 17 | Millennium Management LLC | 0.68% | 1.4M | $162.1M | −540,373 (−27.5%) | June 30, 2026 |
| 18 | Citadel Advisors Llc | 0.66% | 1.4M | $158.7M | +698,432 (+99.8%) | June 30, 2026 |
| 19 | Ninety One UK Limited | 0.64% | 1.3M | $152.4M | −247,481 (−15.6%) | June 30, 2026 |
| 20 | Marshall Wace Asset Management Ltd | 0.61% | 1.3M | $145.6M | +905,356 (+239.9%) | June 30, 2026 |
Value at the latest close. Change = shares bought or sold in the latest quarterly filing (13F). In the top 20, 12 holders added 5.4M shares and 8 cut 2.3M.
TW top mutual fund and ETF holders
20 largest| # | Holder | % of shares | Shares | Value | Change | Reported |
|---|---|---|---|---|---|---|
| 1 | Vanguard MStar Total Stk Mkt Idx Invest | 1.75% | 3.7M | $419.0M | −4,082 (−0.1%) | August 31, 2026 |
| 2 | American Funds Growth Fd of Amer A | 1.28% | 2.7M | $306.4M | — | September 30, 2026 |
| 3 | Vanguard MStar Mid Cap Index Instl | 1.16% | 2.4M | $277.1M | −68,027 (−2.7%) | September 30, 2026 |
| 4 | Carmignac Investissement A EUR Acc | 1.09% | 2.3M | $261.2M | +1,669 (+0.1%) | September 30, 2026 |
| 5 | Vanguard MStar Growth Index Investor | 1.01% | 2.1M | $242.1M | +281,417 (+15.2%) | September 30, 2026 |
| 6 | T. Rowe Price Mid-Cap Growth | 0.98% | 2.1M | $234.2M | — | September 30, 2026 |
| 7 | Vanguard Windsor Investor Shares | 0.80% | 1.7M | $192.4M | +53,163 (+3.2%) | June 30, 2026 |
| 8 | T. Rowe Price Lrg Cp Gr I | 0.67% | 1.4M | $159.6M | −8,473 (−0.6%) | September 30, 2026 |
| 9 | Carmignac Patrimoine A EUR Acc | 0.66% | 1.4M | $157.8M | +334 (+0.0%) | September 30, 2026 |
| 10 | T. Rowe Price US Large-Cap Core | 0.61% | 1.3M | $145.7M | — | September 30, 2026 |
| 11 | Vanguard US Growth Investor | 0.49% | 1.0M | $118.2M | −422,701 (−28.9%) | June 30, 2026 |
| 12 | Vanguard MStar Mid Cap Growth ETF | 0.42% | 895K | $101.6M | +3,873 (+0.4%) | September 30, 2026 |
| 13 | TD U.S. Dividend Growth Fund-F | 0.39% | 813K | $92.3M | −93,428 (−10.3%) | December 31, 2025 |
| 14 | GMO Quality IV | 0.37% | 781K | $88.6M | — | August 31, 2026 |
| 15 | T. Rowe Price Comm & Tech Investor | 0.34% | 718K | $81.5M | — | September 30, 2026 |
| 16 | Capital Group U.S. Small and Mid Cap ETF | 0.28% | 597K | $67.7M | +4,212 (+0.7%) | September 30, 2026 |
| 17 | Fidelity Extended Market Index | 0.27% | 565K | $64.1M | −6,922 (−1.2%) | August 31, 2026 |
| 18 | GMO Quality Investment USD Acc | 0.27% | 563K | $63.9M | — | August 31, 2026 |
| 19 | T. Rowe Price Global Stock | 0.24% | 514K | $58.3M | — | September 30, 2026 |
| 20 | Bridge Builder Large Cap Growth | 0.24% | 512K | $58.1M | — | September 30, 2026 |
Funds report holdings monthly or quarterly; dates differ by fund.
TW insider transactions
latest 8| Date | Name | Transaction | Price | Shares | Value |
|---|---|---|---|---|---|
| 2026-04-15 | Justin Peterson | Sell | $120.66 | 21,221 | $2.6M |
| 2026-03-18 | Justin Peterson | Sell | $124.76 | 3,212 | $400,729 |
| 2026-03-03 | William Hult | Sell | $125.62 | 72,450 | $9.1M |
| 2026-02-10 | Amy Clack | Sell | $114.68 | 1,677 | $192,318 |
| 2026-02-10 | Douglas Friedman | Sell | $115.46 | 30,549 | $3.5M |
| 2026-02-10 | Justin Peterson | Sell | $115.47 | 11,254 | $1.3M |
| 2026-02-10 | Sara Furber | Sell | $115.10 | 63,128 | $7.3M |
| 2026-02-10 | William Hult | Sell | $115.45 | 121,218 | $14.0M |
Reported trades by company officers, directors and other filers (including disclosures by members of Congress where EODHD lists them). "—" where the filing gives no share count.
TW shares outstanding
Year-end shares outstanding, adjusted for splits.
Who owns TW
Institutional investors own 106.7% of Tradeweb Markets's shares and insiders 0.28%. The largest holder is T. Rowe Price Associates, Inc. with 7.76% of the shares (16.4M), as of June 30, 2026. Among the top 20 institutions, 12 added shares and 8 reduced their stake in the latest filings. Short interest is 3.00% of the float, or 2.63 days of average trading volume. The share count rose 39.7% since 2017.
Related: TW analyst forecast, TW key metrics, TW dividend history. See the TW stock overview for the latest quote and news.
TW ownership FAQ
Who owns the most Tradeweb Markets stock?
The largest shareholders of Tradeweb Markets are T. Rowe Price Associates, Inc. (7.76%), BlackRock Inc (3.26%), Wellington Management Company LLP (2.94%), Vanguard Portfolio Management, LLC (2.87%), Vanguard Capital Management, LLC (2.48%).
What percentage of Tradeweb Markets is owned by institutions?
Institutions hold 106.7% of Tradeweb Markets's shares outstanding; insiders hold 0.28%.
Which funds own Tradeweb Markets?
The largest fund holders of Tradeweb Markets are Vanguard MStar Total Stk Mkt Idx Invest (1.75%), American Funds Growth Fd of Amer A (1.28%), Vanguard MStar Mid Cap Index Instl (1.16%), Carmignac Investissement A EUR Acc (1.09%), Vanguard MStar Growth Index Investor (1.01%).
What is Tradeweb Markets's short interest?
3.4M shares of Tradeweb Markets were sold short, 3.00% of the float; at the average daily volume it would take 2.63 days to cover.
Are insiders buying or selling Tradeweb Markets?
Of the latest 8 reported insider transactions in Tradeweb Markets (since February 10, 2026), 0 were purchases and 8 were sales.
How many shares of Tradeweb Markets are outstanding?
Tradeweb Markets has 114.0M shares outstanding, of which 113.7M are in the public float.