ROMAN DBDR ACQUISITION CORP (DRDB)
Institutional ownership reported to the SEC as of Q2 2026, across 6 quarters.
48
Reporting holders
$244.7M
Reported value
0.0%
Held as options
-1
Holder change
Options share is the part of reported value carried in derivative lines rather than shares. A high figure means institutions are expressing a view on this security without owning much of it.
Holders
| Filer | Value | Shares | Their book | Held | Change |
|---|---|---|---|---|---|
| MIZUHO SECURITIES USA LLC | $26.9M | 2,571,027 | 0.26% | 5q | +157.1%+$16.5M |
| BERKLEY W R CORP | $24.0M | 2,276,587 | 1.14% | 6q | +26.4%+$5.0M |
| HIGHBRIDGE CAPITAL MANAGEMENT LLC | $22.6M | 2,149,900 | 0.55% | 6q | +25.0%+$4.5M |
| AQR Arbitrage LLC | $12.4M | 1,179,039 | 0.18% | 6q | +8.9%+$1.0M |
| Crossingbridge Advisors, LLC | $12.0M | 1,142,500 | 2.12% | 2q | +10.7%+$1.2M |
| D. E. Shaw & Co., Inc. | $12.0M | 1,137,788 | 0.01% | 6q | HELD |
| TENOR CAPITAL MANAGEMENT Co., L.P. | $11.7M | 1,110,000 | 0.16% | 6q | HELD |
| ARISTEIA CAPITAL, L.L.C. | $10.9M | 1,034,023 | 0.14% | 5q | -16.2%-$2.1M |
| LMR Partners LLP | $10.6M | 1,010,174 | 0.04% | 6q | HELD |
| Magnetar Financial LLC | $10.5M | 1,000,000 | 0.10% | 5q | HELD |
| Verition Fund Management LLC | $10.1M | 960,506 | 0.03% | 6q | +259.0%+$7.3M |
| WOLVERINE ASSET MANAGEMENT LLC | $8.3M | 789,500 | 0.07% | 6q | +213.4%+$5.7M |
| Linden Advisors LP | $7.9M | 750,000 | 0.04% | 6q | +50.0%+$2.6M |
| Radcliffe Capital Management, L.P. | $5.5M | 525,266 | 0.42% | 5q | HELD |
| First Trust Capital Management L.P. | $4.8M | 453,259 | 0.28% | 5q | HELD |
| Westchester Capital Management, LLC | $4.6M | 438,091 | 0.23% | 5q | +136.5%+$2.7M |
| WHITEBOX ADVISORS LLC | $4.2M | 400,000 | 0.06% | 6q | HELD |
| GOLDMAN SACHS GROUP INC | $4.2M | 399,420 | 0.00% | 6q | HELD |
| RLH Capital LLC | $3.7M | 350,025 | 1.77% | 2q | +133.3%+$2.1M |
| BRC Group Holdings, Inc. | $3.2M | 605,913 | 0.74% | 6q | HELD |
| RiverPark Advisors, LLC | $3.0M | 282,500 | 1.36% | 2q | +63.8%+$1.2M |
| Schonfeld Strategic Advisors LLC | $2.9M | 275,159 | 0.01% | 6q | +3.2%+$89.3K |
| Shaolin Capital Management LLC | $2.8M | 267,393 | 0.13% | 6q | +33.6%+$708.9K |
| Nokomis Capital, L.L.C. | $2.7M | 260,052 | 0.47% | 6q | +100.0%+$1.4M |
| CSS LLC/IL | $2.4M | 229,854 | 0.09% | new | NEW |
| Periscope Capital Inc. | $2.4M | 225,000 | 0.21% | 6q | HELD |
| MOORE CAPITAL MANAGEMENT, LP | $2.1M | 200,000 | 0.03% | 5q | HELD |
| SONA ASSET MANAGEMENT (US) LLC | $2.1M | 200,000 | 0.04% | 2q | HELD |
| Quarry LP | $1.8M | 175,014 | 0.15% | 5q | +16.7%+$263.5K |
| PICTON MAHONEY ASSET MANAGEMENT | $1.8M | 175,000 | 0.01% | 6q | HELD |
| BNP PARIBAS FINANCIAL MARKETS | $1.5M | 143,987 | 0.00% | 2q | +188.9%+$992.3K |
| Hudson Bay Capital Management LP | $1.1M | 100,000 | 0.00% | 6q | -40.6%-$721.4K |
| O'Connor Alternative Investments LLC | $1.1M | 100,000 | 0.08% | 2q | HELD |
| TORONTO DOMINION BANK | $1.1M | 100,000 | 0.00% | 6q | -76.5%-$3.4M |
| TrueMark Investments, LLC | $1.0M | 95,100 | 0.13% | 2q | +217.0%+$686.2K |
| Karpus Management, Inc. | $814.1K | 77,275 | 0.02% | 6q | HELD |
| Clear Street Group Inc. | $790.1K | 75,000 | 0.00% | 4q | HELD |
| Rangeley Capital, LLC | $632.1K | 60,000 | 0.58% | 4q | HELD |
| TWO SIGMA INVESTMENTS, LP | $609.5K | 57,858 | 0.00% | 6q | -92.0%-$7.0M |
| GEODE CAPITAL MANAGEMENT, LLC | $416.6K | 39,525 | 0.00% | 2q | -9.5%-$43.9K |
| Lineage Point Capital LP | $416.1K | 39,500 | 0.09% | 3q | HELD |
| READYSTATE ASSET MANAGEMENT LP | $271.3K | 25,740 | 0.01% | 4q | HELD |
| Warberg Asset Management LLC | $212.9K | 20,206 | 0.04% | 6q | -12.9%-$31.6K |
| Logan Stone Capital, LLC | $203.6K | 19,326 | 0.04% | new | NEW |
| CITADEL ADVISORS LLC | $123.5K | 11,719 | 0.00% | new | NEW |
| GLAZER CAPITAL, LLC | $12.6K | 1,199,928 | 0.31% | 6q | +26.3%+$2.6K |
| LONGFELLOW INVESTMENT MANAGEMENT CO LLC | $4.8K | 454 | 0.00% | 2q | HELD |
| UBS Group AG | $2.5K | 240 | 0.00% | 2q | +46.3% |
| MORGAN STANLEY | $527 | 50 | 0.00% | 6q | -29.6% |
| Virtu Financial LLC | $266 | 25,209 | 0.01% | new | NEW |
Five percent filings
Anyone crossing 5% of a company must say so within days - far sooner than the next quarterly holdings report. A 13D declares an intent to influence the company; a 13G is the passive version. See all activist filings →
| Filed | Form | Filer | % of class |
|---|---|---|---|
| 2026-08-14 | 13G/A | Highbridge Capital Management, LLC SPAC | 9.3% |
| 2026-08-14 | 13G | AQR Capital Management, LLC SPACwith 2 co-filers | 5.1% |
| 2026-08-14 | 13G/A | Aristeia Capital, L.L.C. SPAC | 4.5% |
| 2026-08-14 | 13G/A | Fort Baker Capital Management LP SPACwith 2 co-filers | 0.0% |
| 2026-08-13 | 13G | Barclays PLC SPAC | 5.0% |
| 2026-08-13 | 13G | Glazer Capital, LLC SPACwith 1 co-filers | 5.2% |
| 2026-08-13 | 13G | Mizuho Financial Group, Inc. SPAC | 6.8% |
| 2026-08-05 | 13G/A | W. R. Berkley Corporation SPACwith 1 co-filers | 9.9% |
Quarter by quarter
Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.
| Quarter | Holders | Value | Shares | New | Added | Trimmed | Options |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 48 | $244.7M | 23,538,970 | 3 | 18 | 7 | 0.0% |
| Q1 2026 | 49 | $227.3M | 22,016,782 | 8 | 9 | 12 | 0.0% |
| Q4 2025 | 48 | $219.5M | 21,524,875 | 1 | 8 | 13 | 0.0% |
| Q3 2025 | 48 | $214.9M | 21,305,532 | 6 | 9 | 9 | 0.0% |
| Q2 2025 | 47 | $196.9M | 19,569,934 | 18 | 5 | 9 | 0.0% |
| Q1 2025 | 33 | $141.7M | 14,613,883 | 33 | 0 | 0 | 0.0% |