Significant Ownership of DRIEHAUS CAPITAL MANAGEMENT LLC
- Large-stake filing summary
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- Recent SEC Schedule 13D/G filings for DRIEHAUS CAPITAL MANAGEMENT LLC focus on large-stake beneficial ownership disclosures and amendments.
- Use this view to spot new large holders, amended positions, and activist-style ownership evidence.
- Manager signature
- Janet McWilliams - General Counsel
- Manager location
- Chicago, IL
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Names, identifiers, and filing context for this profile.
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Significant Ownership of DRIEHAUS CAPITAL MANAGEMENT LLC
| Sym | Company | Class | Ownership | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|---|
| SEPN | Septerna, Inc. | Common Stock | 10% | $31,361,201 | +$10,346,049 | 4,659,911 | +49% | DRIEHAUS CAPITAL MANAGEMENT LLC | 31 May 2025 |
| PTN | Palatin Technologies, Inc. | Common Stock | 9.8% | $2,867,464 | 166,713 | DRIEHAUS CAPITAL MANAGEMENT LLC | 31 Dec 2025 | ||
| Definium Therapeutics, Inc. | Common Stock | 6.6% | 6,537,202 | DRIEHAUS CAPITAL MANAGEMENT LLC | 31 Dec 2025 | ||||
| CRNX | Crinetics Pharmaceuticals, Inc. | Common Stock | 6.1% | $252,255,164 | 6,395,922 | DRIEHAUS CAPITAL MANAGEMENT LLC | 31 Mar 2026 | ||
| XENE | Xenon Pharmaceuticals Inc. | Common Stock | 4.9% | $255,350,473 | 4,491,653 | DRIEHAUS CAPITAL MANAGEMENT LLC | 31 Dec 2025 | ||
| APGE | Apogee Therapeutics, Inc. | Common Stock | 4.7% | $85,757,284 | 2,158,502 | DRIEHAUS CAPITAL MANAGEMENT LLC | 30 Sep 2025 | ||
| DYNX | Dynamix Corporation | Class A Ordinary Shares | 4.5% | $7,644,795 | -$1,553,205 | 748,023 | -17% | DRIEHAUS CAPITAL MANAGEMENT LLC | 30 Jun 2025 |
| ANDG | Andersen Group Inc. | Class A Common Stock | 4.4% | $15,825,848 | -$3,628,967 | 560,207 | -19% | DRIEHAUS CAPITAL MANAGEMENT LLC | 31 Mar 2026 |
| PAY | Paymentus Holdings, Inc. | Common Stock | 4% | $67,890,664 | -$6,971,629 | 2,239,138 | -9.3% | DRIEHAUS CAPITAL MANAGEMENT LLC | 31 Dec 2025 |
| PL | Planet Labs PBC | Class A Common Stock | 2.9% | $215,514,218 | -$148,396,646 | 8,511,620 | -41% | DRIEHAUS CAPITAL MANAGEMENT LLC | 31 Dec 2025 |
| SEI | Solaris Energy Infrastructure, Inc. | Common Stock | 2.2% | $38,433,034 | -$42,522,884 | 961,547 | -53% | DRIEHAUS CAPITAL MANAGEMENT LLC | 30 Sep 2025 |
| BLFY | Blue Foundry Bancorp | Common Stock | 1.9% | $3,837,541 | 400,997 | DRIEHAUS CAPITAL MANAGEMENT LLC | 29 Aug 2025 | ||
| SRZN | Surrozen, Inc. | Common Stock | 0.79% | $595,256 | -$1,210,212 | 67,566 | -67% | DRIEHAUS CAPITAL MANAGEMENT LLC | 30 Jun 2025 |
| QNST | Quinstreet, Inc. | Common Stock | 0% | $0 | -$48,624,369 | 0 | -100% | DRIEHAUS CAPITAL MANAGEMENT LLC | 30 Jun 2025 |
| KRRO | Korro Bio, Inc. | Common Stock | 0% | $0 | -$6,041,109 | 0 | -100% | DRIEHAUS CAPITAL MANAGEMENT LLC | 31 Dec 2025 |
Schedules 13D/G Reported by DRIEHAUS CAPITAL MANAGEMENT LLC:
| Sym | Target | Class | Ownership | Change | Current shares | Change | Value | Reporting name | Form | Report period | Filing date |
|---|
Schedule rows are parsed from SEC 13D/G filings. Open the linked filing or target page to verify the reported ownership and shares.