RTB Digital, Inc.
RTB- Exchange
- Nasdaq
- Industry
- Services-Management Consulting Services
- SEC CIK
- 0001419275
In the last 90 days, RTB Digital, Inc. insiders filed 2 open-market purchases and 0 sales; 17 institutions reported holding it in 13F filings for Q2 2026, worth $10.9M in total; no superinvestor holds it.
Holders of 5% or more of RTB
Holders whose latest Schedule 13D or 13G filing reports 5% or more of RTB Digital, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| RTB Digital Inc. | 13D/A | 16.60%7.20M shares | −83.40 ppfrom 100.00% | Dec 5, 20252 filings | Dec 8, 2025 | SEC |
| S8 Global Fintech & Regtech Fund | 13D/A | 10.00%3.61M shares | −11.34 ppfrom 21.34% | Jun 20, 20253 filings | Nov 25, 2025 | SEC |
| Arena Investors LP | 13G | 8.70%1.39M shares | New | Jul 22, 20251 filing | Jul 22, 2025 | SEC |
| Dawson Wendy Rae | 13G/A | 7.80%1.25M shares | +0.90 ppfrom 6.90% | Aug 15, 20252 filings | Aug 15, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
10 Schedule 13D and 13G filings on RTB Digital, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Dec 8, 20255:23 PM ET | RTB Digital Inc. | 13D/A | 16.60%7.20M shares | −83.40 ppfrom 100.00% | Oct 29, 2025 | SEC |
| Dec 5, 20251:15 PM ET | RTB Digital Inc. | 13D | 100.00%12.5M shares | New | Oct 7, 2025 | SEC |
| Nov 25, 20259:50 AM ET | S8 Global Fintech & Regtech Fund | 13D/A | 10.00%3.61M shares | −11.34 ppfrom 21.34% | Nov 20, 2025 | SEC |
| Aug 15, 20256:42 PM ET | Dawson Wendy Rae | 13G/A | 7.80%1.25M shares | +0.90 ppfrom 6.90% | Jul 21, 2025 | SEC |
| Aug 15, 20255:16 PM ET | Dawson Wendy Rae | 13G | 6.90%1.10M shares | New | Jul 15, 2025 | SEC |
| Aug 14, 20252:02 PM ET | CVI Investments, Inc.and 1 other | 13G/A | 0.00%0 shares | −9.90 ppfrom 9.90%Below 5% | Jun 30, 2025 | SEC |
| Jul 22, 202510:49 AM ET | Arena Investors LPand 3 others | 13G | 8.70%1.39M shares | New | Jul 15, 2025 | SEC |
| Jun 27, 20259:00 AM ET | S8 Global Fintech & Regtech Fund | 13D | 21.34%3.39M shares | +1.91 ppfrom 19.43% | Jun 23, 2025 | SEC |
| Jun 20, 20259:00 AM ET | S8 Global Fintech & Regtech Fund | 13G | 19.43%3.09M shares | New | Jun 6, 2025 | SEC |
| May 12, 202512:11 PM ET | CVI Investments, Inc.and 1 other | 13G/A | 9.90%926.9K shares | – | Mar 31, 2025 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell RTB Digital, Inc. shares.
No Form 144 notices for RTB Digital, Inc. are on file.