RTB Digital
RTB
17 hedge funds and large institutions have $222K invested in RTB Digital in 2025 Q1 according to their latest regulatory filings, with 4 funds opening new positions, 3 increasing their positions, 2 reducing their positions, and 6 closing their positions.
50% more repeat investments, than reductions
Existing positions increased: 3 | Existing positions reduced: 2
2.54% less ownership
Funds ownership: 5.23% → 2.68% (-2.5%)
11% less funds holding
Funds holding: 19 → 17 (-2)
33% less first-time investments, than exits
New positions opened: 4 | Existing positions closed: 6
56% less capital invested
Capital invested by funds: $503K → $222K (-$281K)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
XT
XTX Topco
George Town,
Cayman Islands
|
+$20.9K |
| 2 |
Citadel Advisors
Miami,
Florida
|
+$20.9K |
| 3 |
Renaissance Technologies
New York
|
+$9.87K |
| 4 |
Geode Capital Management
Boston,
Massachusetts
|
+$5.53K |
| 5 |
UBS Group
Zurich,
Switzerland
|
+$2.81K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
HCM
Heights Capital Management
San Francisco,
California
|
-$156K |
| 2 |
Mariner
Overland Park,
Kansas
|
-$101K |
| 3 |
EL
EWA LLC
Pittsbugh,
Pennsylvania
|
-$15.7K |
| 4 |
NWWA
New Wave Wealth Advisors
Springdale,
Arkansas
|
-$3.64K |
| 5 |
WWM
Wolff Wiese Magana
Carslbad,
California
|
-$2.41K |
RTB Hedge Fund Activity: Q1 2025 in Review
17 of the 7,476 institutional investors tracked by Wall St. Rank reported a position in RTB Digital (RTB) for Q1 2025, worth a combined $222K — down 56% from $503K a quarter earlier.
Sellers outnumbered buyers: 6 funds closed out of RTB and 4 opened new positions — a net loss of 2 holders — while 2 trimmed existing stakes and 3 added.
The largest buyer was XTX Topco, opening a new position worth an estimated $20.9K. The largest seller was Heights Capital Management, exiting entirely with an estimated $156K sold.
- 17 institutional investors held RTB Digital (RTB) as of Q1 2025, down from 19 in Q4 2024.
- Funds reported $222K of RTB Digital stock for Q1 2025, down 56% quarter-over-quarter.
- 4 funds opened new RTB Digital positions in Q1 2025 and 6 closed out, a net change of -2 holders.
- The largest RTB Digital buyer in Q1 2025 was XTX Topco, an estimated $20.9K added.
- The largest RTB Digital seller in Q1 2025 was Heights Capital Management, an estimated $156K sold.
Based on aggregated 13F filings for Q1 2025.