Tradeweb Markets Inc-class A (TW) Held by Superinvestors
TRADEWEB MARKETS INC-CLASS A (TW) is currently held by 5 superinvestors tracked by InsiderSet, with a combined reported market value of approximately $87.99M based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026.
Viking Global Investors is currently the largest disclosed institutional shareholder of TW tracked by InsiderSet, reporting ownership valued at approximately $31.32M in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $38.97M, representing an estimated gain of +24.44% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 100% of the total disclosed TW value among the investors covered in this analysis. Major shareholders include Viking Global Investors, Renaissance Technologies LLC, Cantillon Capital Management, and several other long-term asset managers with concentrated positions in TRADEWEB MARKETS INC-CLASS A (TW).
This page ranks the largest institutional TW shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Viking Global Investors | Ole Andreas Halvorsen | 0.09% | 314,222 | $31,315,365 | $38,969,812 | +$7,654,447 | +24.44% |
| Renaissance Technologies LLC | Jim Simons | 0.04% | 302,118 | $30,109,080 | $37,468,674 | +$7,359,594 | +24.44% |
| Cantillon Capital Management | William Von Mueffling | 1.63% | 108,989 | $10,861,844 | $13,516,816 | +$2,654,972 | +24.44% |
| Torray Fund | Robert Torray | 1.06% | 79,521 | $8,018,898 | $9,862,194 | +$1,843,296 | +22.99% |
| Sequoia Financial Advisors | 0.04% | 77,150 | $7,688,808 | $9,568,143 | +$1,879,335 | +24.44% |
Frequently asked questions about TW
Who are the largest superinvestors holding TW?
The largest superinvestors holding TW in the latest SEC Form 13F filings include Viking Global Investors, Renaissance Technologies LLC, Cantillon Capital Management, Torray Fund, and Sequoia Financial Advisors. InsiderSet ranks these superinvestors by their latest reported TW position.
What does the TW superinvestors page include?
This page tracks TW positions reported by a curated group of notable institutional investors and fund managers through SEC Form 13F. TRADEWEB MARKETS INC-CLASS A (TW) on this page reflects disclosed 13F holdings among those superinvestors, not every institutional shareholder of the stock.
How many superinvestors hold TW?
InsiderSet currently tracks 5 superinvestors reporting TW holdings in the latest available 13F data. This is the curated set on this page, not the total number of institutions that own TW.
How much TW stock do superinvestors hold?
Superinvestors tracked by InsiderSet disclosed approximately $87.99M in TW holdings for Q2 2026. This figure is reported 13F value as of the filing period, not necessarily today's market value, and it covers the curated superinvestors on this page rather than every institutional filer.
When were TW superinvestor holdings last updated?
The latest TW superinvestor holdings on InsiderSet are based on SEC Form 13F filings for the quarter ended June 30, 2026. Form 13F filings are generally reported after the quarter ends, so the holdings shown represent the latest publicly disclosed positions rather than real-time holdings.
Are superinvestor TW holdings real-time?
No. Form 13F data is not real-time. It represents positions reported by these superinvestors as of the end of the reporting quarter. A superinvestor may have changed its TW position after the reporting date.
Are superinvestors buying or selling TW?
Buying and selling can be analyzed by comparing TW positions across consecutive 13F reporting periods. InsiderSet's TW Ownership Changes page shows institutions that increased, reduced, initiated, or exited positions based on reported 13F holdings. View TW ownership changes.
How have superinvestor TW holdings changed over time?
InsiderSet tracks TW holdings among these superinvestors across multiple 13F reporting periods, so holder counts, reported value, and reported shares can be compared over time.