Driehaus Capital Management LLC
13F filer · CIK 938206 · Chicago, IL
Summary
Driehaus Capital Management LLC reported $17.26B across 354 positions in its 13F for 2026 Q2, filed Aug 14, 2026. The largest holdings are TSM (2.7%), DFTX (1.9%), PRAX (1.9%). Versus 2026 Q1, leaving options aside, it opened 84 new positions, added to 140, trimmed 107 and sold out of 85.
Reported value$17.26B
Positions354
Report period2026 Q2
FiledAug 14, 2026
New positions84
Added140
Trimmed107
Sold out85
Top 25 holdings
By reported value, options listed separately · change vs 2026 Q1
Weight 2.7%Value $470.17MPrice $456.94Shares 985K -22.17%Since Jun 30 -4.32%
Weight 1.9%Value $322.00MPrice $38.21Shares 6.85M +15.79%Since Jun 30 -18.77%
Weight 1.9%Value $321.08MPrice $281.00Shares 959K +1.03%Since Jun 30 -16.07%
Weight 1.5%Value $266.70MPrice $37.25Shares 4.42M -1.63%Since Jun 30 -38.29%
Weight 1.5%Value $262.02MPrice $276.16Shares 786K +54.14%Since Jun 30 -17.15%
Weight 1.4%Value $248.51MPrice $84.72Shares 2.80M +0.30%Since Jun 30 -4.57%
Weight 1.4%Value $241.87MPrice $84.95Shares 6.46M +1.06%Since Jun 30 +127.02%
Weight 1.3%Value $230.96MPrice $135.07Shares 1.74M -9.41%Since Jun 30 +1.76%
Weight 1.3%Value $230.14MPrice $177.73Shares 1.53M +0.64%Since Jun 30 +18.46%
Weight 1.3%Value $222.67MPrice $16.38Shares 6.72M -15.12%Since Jun 30 -50.56%
Weight 1.3%Value $217.08MPrice $384.03Shares 557K +23.63%Since Jun 30 -1.42%
Weight 1.1%Value $192.12MPrice $39.19Shares 4.73M +5.60%Since Jun 30 -3.54%
Weight 1.1%Value $188.56MPrice $290.68Shares 497K +162.06%Since Jun 30 -23.46%
Weight 1.1%Value $186.68MPrice $80.46Shares 1.31M +23.23%Since Jun 30 -43.57%
Weight 1.0%Value $173.62MPrice $533.85Shares 229K +1.49%Since Jun 30 -29.55%
Weight 1.0%Value $170.67MPrice $104.23Shares 1.77M +16.88%Since Jun 30 +7.99%
Weight 0.9%Value $152.25MPrice $15.09Shares 6.16M +1.66%Since Jun 30 -38.91%
Weight 0.9%Value $148.46MPrice $39.13Shares 4.43M +0.85%Since Jun 30 +16.84%
Weight 0.8%Value $143.83MPrice $79.31Shares 1.21M +16.35%Since Jun 30 -33.43%
Weight 0.8%Value $141.60MPrice $70.60Shares 1.56M +143.87%Since Jun 30 -22.20%
Weight 0.8%Value $140.62MPrice $192.35Shares 517KSince Jun 30 -29.27%
Weight 0.8%Value $140.15MPrice $391.74Shares 227K -27.98%Since Jun 30 -36.49%
Weight 0.8%Value $140.10MPrice $27.25Shares 4.83M +13.37%Since Jun 30 -6.13%
Weight 0.8%Value $138.27MPrice $39.01Shares 1.99M +12.04%Since Jun 30 -43.97%
Weight 0.8%Value $134.22MPrice $304.69Shares 355K +10.64%Since Jun 30 -19.49%
| Stock | Weight | Value | Since Jun 30 | Shares change | Action |
|---|---|---|---|---|---|
| 2.7% | $470.17M | -4.32% | -22.17% | Trim | |
| 1.9% | $322.00M | -18.77% | +15.79% | Add | |
| 1.9% | $321.08M | -16.07% | +1.03% | Add | |
| 1.5% | $266.70M | -38.29% | -1.63% | Trim | |
| 1.5% | $262.02M | -17.15% | +54.14% | Add | |
| 1.4% | $248.51M | -4.57% | +0.30% | Add | |
| 1.4% | $241.87M | +127.02% | +1.06% | Add | |
| 1.3% | $230.96M | +1.76% | -9.41% | Trim | |
| 1.3% | $230.14M | +18.46% | +0.64% | Add | |
| 1.3% | $222.67M | -50.56% | -15.12% | Trim | |
| 1.3% | $217.08M | -1.42% | +23.63% | Add | |
| 1.1% | $192.12M | -3.54% | +5.60% | Add | |
| 1.1% | $188.56M | -23.46% | +162.06% | Add | |
| 1.1% | $186.68M | -43.57% | +23.23% | Add | |
| 1.0% | $173.62M | -29.55% | +1.49% | Add | |
| 1.0% | $170.67M | +7.99% | +16.88% | Add | |
| 0.9% | $152.25M | -38.91% | +1.66% | Add | |
| 0.9% | $148.46M | +16.84% | +0.85% | Add | |
| 0.8% | $143.83M | -33.43% | +16.35% | Add | |
| 0.8% | $141.60M | -22.20% | +143.87% | Add | |
| 0.8% | $140.62M | -29.27% | — | New | |
| 0.8% | $140.15M | -36.49% | -27.98% | Trim | |
| 0.8% | $140.10M | -6.13% | +13.37% | Add | |
| 0.8% | $138.27M | -43.97% | +12.04% | Add | |
| 0.8% | $134.22M | -19.49% | +10.64% | Add |
Weight is the share of the reported 13F value, including options at notional value. “Since Jun 30” compares the latest close with the quarter-end price implied by the filing (value ÷ shares).
Largest buys in 2026 Q2
Largest sells in 2026 Q2
Source: SEC Form 13F, values as reported by the filer. Filings lag up to 45 days after quarter end and cover only certain long positions. Research only, not investment advice.