Among active 13F managers last quarter, 3 opened and 12 added, while 3 reduced; the largest holder to move was Highbridge Capital Management LLC (+25%). No recent Form 4 insider filings for DRDB.
Funds lean in and no leg opposes.
45 tracked 13F filers disclose a position in DRDB as of the latest SEC 13F filings, a combined $196.5M in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
| # | Fund | Shares | Position value | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Highbridge Capital Management LLC | 2.1M | $22.6M | ▲+25% Added · +431K sh | Q2 2026 | |
| 2 | Berkley W R Corp | 1.8M | $18.9M | ▲+573% Added · +1.5M sh | Q1 2026 | |
| 3 | AQR Arbitrage LLC | 1.2M | $12.4M | ▲+8.9% Added · +97K sh | Q2 2026 | |
| 4 | Crossingbridge Advisors, LLC | 1.1M | $12.0M | ▲+11% Added · +110K sh | Q2 2026 | |
| 5 | D. E. Shaw & Co., Inc. | 1.1M | $11.9M | ▲+4.2% Added · +46K sh | Q1 2026 | |
| 6 | Tenor Capital Management Co., L.P. | 1.1M | $11.7M | —Held | Q2 2026 | |
| 7 | Aristeia Capital, L.L.C. | 1.0M | $10.9M | ▼−16% Reduced · −200K sh | Q2 2026 | |
| 8 | LMR Partners LLP | 1.0M | $10.6M | —Held | Q2 2026 | |
| 9 | Magnetar Financial LLC | 1.0M | $10.5M | —Held | Q2 2026 | |
| 10 | Two Sigma Investments, LP | 725K | $7.6M | —Held | Q1 2026 | |
| 11 | BRC Group Holdings, Inc. | 606K | Withheld | —Held | Q2 2026 | |
| 12 | Radcliffe Capital Management, L.P. | 525K | $5.5M | —Held | Q2 2026 | |
| 13 | Linden Advisors LP | 500K | $5.2M | —Held | Q1 2026 | |
| 14 | Verition Fund Management LLC | 480K | $5.1M | ▲+79% Added · +213K sh | Q2 2026 | |
| 15 | First Trust Capital Management L.P. | 453K | $4.8M | —Held | Q2 2026 | |
| 16 | Westchester Capital Management, LLC | 438K | $4.6M | ▲+136% Added · +253K sh | Q2 2026 | |
| 17 | Toronto Dominion Bank | 425K | $4.4M | ▼−34% Reduced · −223K sh | Q1 2026 | |
| 18 | Whitebox Advisors LLC | 400K | $4.2M | —Held | Q2 2026 | |
| 19 | Goldman Sachs Group Inc | 399K | $4.2M | —Held | Q1 2026 | |
| 20 | RiverPark Advisors, LLC | 283K | $3.0M | ▲+64% Added · +110K sh | Q2 2026 | |
| 21 | Schonfeld Strategic Advisors LLC | 275K | $2.9M | ▲+3.2% Added · +8K sh | Q2 2026 | |
| 22 | Shaolin Capital Management LLC | 267K | $2.8M | ▲+34% Added · +67K sh | Q2 2026 | |
| 23 | CSS LLC | 230K | $2.4M | ▲New +230K sh | Q2 2026 | |
| 24 | Periscope Capital Inc. | 225K | $2.4M | —Held | Q2 2026 | |
| 25 | Moore Capital Management, LP | 200K | $2.1M | —Held | Q2 2026 |
Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership. 1 value row is withheld because the reported units disagree with same-security peers; share counts are unchanged.
Last quarter, 3 funds opened a new position in DRDB and 12 added to an existing one, while 3 reduced. Based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Company | Co-held by | Their position there |
|---|---|---|
| Eqv Ventures Acquisition C-AEVAC | 30 funds | $205.3M |
| Soulpower Acquisition Co-ASOUL | 30 funds | $180.8M |
| Wen Acquisition Corp-AWENN | 30 funds | $169.5M |
| Mountain Lake Acquisiti-CL AMLAA | 28 funds | $176.7M |
| Sizzle Acquisition Corp-CL ASZZL | 28 funds | $157.4M |
| Republic Digital Acquis-CL ARDAG | 28 funds | $139.4M |
| Apex Treasury Corp-CL AAPXT | 27 funds | $172.8M |
| Andretti Acquisition Corp -APOLE | 27 funds | $153.1M |
| Fifth Era Acquisition Corp-AFERA | 27 funds | $138.6M |
| Cal Redwood Acquisit-CL ACRAQ | 27 funds | $131.7M |
| Otg Acquisition Corp I-CL AOTGA | 27 funds | $112.8M |
| CSLM Digital Asset Acqu - AKOYN | 27 funds | $111.6M |
Ranked by how many of DRDB's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in DRDB.
No open-market insider transactions on file yet. Grants, gifts, and exercises live on the full insider page.
Where institutional funds (13F), corporate insiders (Form 4) and US House members (STOCK Act) are buying or selling the same name in the same window. Green is buying, red is selling.
Insiders and Congress: last 180 days. Funds: latest 13F, top 100 holders incl. passive
| Source | Buying | Selling | Net |
|---|---|---|---|
13F funds Top 100 holders by value, passive included; the hero counts active managers only | 13 | 6 | – |
Insiders Form 4 open-market | 0 | 0 | $0 |
US House STOCK Act trades | 0 | 0 | $0 |
Capital Rotation reports where institutional capital disclosed rotating, as of the latest public SEC 13F filings. It is data, not investment advice, a recommendation, or a prediction. Filings lag about 45 days and cover long US equity positions only. Past disclosed flows do not indicate future prices. Do your own research; consult a licensed advisor.
| Class | 13F holders | Value held |
|---|---|---|
| DRDBthis pageORDSH | 45 funds | $199.7M |
| DRDBWWarrant | 33 funds | $2.2M |
| DRDBUUNIT 99/99/9999 | 2 funds | $968K |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
No filings captured for this ticker in the live stream yet.
Connected entities for DRDB
This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/DRDB/capital-change-brief"
Use Arkolith's capital_change_brief for DRDB. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for DRDB. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.