Who owns RTB?
Institutional ownership of RTB Digital Inc. from Form 13F, Q2 2026
18 institutional managers reported holding RTB Digital Inc. (RTB) in Form 13F filings for Q2 2026, with 725,575 shares worth $10.9M. The largest reported holder was Armistice Capital, LLC. Managers that filed both quarters added a net 673,121 shares (+1283.3%). 6 opened new positions and 1 sold out.
- Funds holding
- 18
- Value held
- $10.9M
- New / sold out
- 6 / 1
- Net shares, same filers
- +1283.3%
Holdings as of June 30, 2026, the end of Q2 2026. Managers have 45 days after a quarter ends to file Form 13F (by August 14, 2026 for Q2 2026), so positions may have changed since.
Largest holders of RTB
| Fund | Value | Share of 13F holdings | Shares | Move |
|---|---|---|---|---|
| Armistice Capital, LLC | $5.3M | 48.2% | 350,000 | New |
| Geode Capital Management, LLC | $2.4M | 21.6% | 156,876 | Added |
| State Street Corp | $678K | 6.2% | 44,979 | New |
| Millennium Management LLC | $632K | 5.8% | 41,939 | New |
| BlackRock, Inc. | $476K | 4.4% | 31,587 | Added |
| Northern Trust Corp | $445K | 4.1% | 29,487 | New |
| Vanguard Capital Management LLC | $303K | 2.8% | 20,093 | Added |
| NewEdge Advisors, LLC | $302K | 2.8% | 20,039 | Unchanged |
| Jane Street Group, LLC | $228K | 2.1% | 15,125 | New |
| Vanguard Fiduciary Trust Co | $163K | 1.5% | 10,837 | Added |
| UBS Group AG | $42K | 0.4% | 2,801 | Added |
| Royal Bank of Canada | $19K | 0.2% | 1,271 | Added |
| Osaic Holdings, Inc. | $7K | 0.1% | 492 | Trimmed |
| Vanguard Global Advisers, LLC | $302 | 0.0% | 20 | Unchanged |
| Morgan Stanley | $166 | 0.0% | 11 | Unchanged |
| Wolff Wiese Magana LLC | $121 | 0.0% | 8 | Trimmed |
| Integrated Wealth Concepts LLC | $105 | 0.0% | 7 | New |
| BNP Paribas Financial Markets | $45 | 0.0% | 3 | Trimmed |
Share of 13F holdings is each fund's shares as a share of the 725,575 RTB shares all 13F filers reported, not of shares outstanding.
Biggest buyers in Q2 2026
- Armistice Capital, LLC New+$5.3M
- Geode Capital Management, LLC Added+$2.1M
- State Street Corp New+$678K
- Millennium Management LLC New+$632K
- BlackRock, Inc. Added+$471K
- Northern Trust Corp New+$445K
- Jane Street Group, LLC New+$228K
- Vanguard Capital Management LLC Added+$192K
- Vanguard Fiduciary Trust Co Added+$88K
- UBS Group AG Added+$41K
Biggest sellers in Q2 2026
- Tower Research Capital LLC (TRC) Sold out-$5K
- Wolff Wiese Magana LLC Trimmed-$181
- Osaic Holdings, Inc. Trimmed-$136
- BNP Paribas Financial Markets Trimmed-$15
The change in shares since the quarter before, adjusted for stock splits and priced at the Q2 2026 value per share. Funds bought $10.2M and sold $5K; 6 added and 3 trimmed.
Questions about RTB ownership
- Who owns RTB stock?
- 18 institutional investment managers reported RTB positions in their Form 13F filings for Q2 2026, holding 725,575 shares worth $10.9M in total. Armistice Capital, LLC reported the largest position.
- Are funds buying or selling RTB?
- In Q2 2026, 6 managers opened new RTB positions, 6 added, 3 trimmed and 1 sold out. Managers that filed in both quarters added a net 673,121 shares.
- How current is this RTB institutional ownership data?
- It covers holdings as of the end of Q2 2026. Managers have 45 days after the quarter ends to file Form 13F (by August 14, 2026 for Q2 2026), so positions may have changed since.
From the SEC's Form 13F data sets for Q2 2026: every 13F holdings report, matched to RTB by CUSIP. Options are left out. RTB news and filings · RTB insider trades · Top funds