Institutions / Portolan Capital Management, LLC / Activity
Activity — Portolan Capital Management, LLC
181 moves.
| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Q1 2026 as of | New | Par Pacific Holdings, Inc. Common stock | $43.46M | +694K | 693,834 2.31% of portfolio | medium |
| Q1 2026 as of | Trim | TTM Technologies Inc Common stock | $-40.84M | -419K -36.56% | 727,494 3.77% of portfolio | medium |
| Q1 2026 as of | New | PBF Energy Inc. Common stock | $38.10M | +800K | 799,998 2.03% of portfolio | medium |
| Q1 2026 as of | Add | Virtu Financial, Inc. Common stock | $36.75M | +836K +222.07% | 1,211,887 2.84% of portfolio | medium |
| Q1 2026 as of | Add | Crescent Energy Co Common stock | $34.58M | +2.6M +6419.15% | 2,601,142 1.87% of portfolio | medium |
| Q1 2026 as of | Trim | Modine Manufacturing Co Common stock | $-26.84M | -124K -23.11% | 412,092 4.75% of portfolio | medium |
| Q1 2026 as of | New | Murphy USA Inc. Common stock | $23.76M | +48K | 48,107 1.26% of portfolio | medium |
| Q1 2026 as of | Add | Fabrinet Common stock | $22.89M | +44K +403.43% | 54,763 1.52% of portfolio | medium |
| Q1 2026 as of | Trim | Nlight, Inc. Common stock | $-20.80M | -365K -61.79% | 225,576 0.68% of portfolio | medium |
| Q1 2026 as of | Exit | First Solar Inc Common stock | $-20.57M | -79K -100.00% | 0 | medium |
| Q1 2026 as of | Trim | M87915274 Common stock | $-20.44M | -116K -78.43% | 32,043 0.30% of portfolio | medium |
| Q1 2026 as of | New | CRCL Circle Internet Group, Inc. Common Stock | $20.40M | +214K | 213,796 1.09% of portfolio | medium |
| Q1 2026 as of | New | Y2065G121 Common stock | $19.95M | +1.1M | 1,091,788 1.06% of portfolio | medium |
| Q1 2026 as of | Exit | First American Financial Corp Common stock | $-19.70M | -321K -100.00% | 0 | medium |
| Q1 2026 as of | Add | Okeanis Eco Tankers Corp. Common stock | $19.07M | +377K +233.01% | 538,860 1.45% of portfolio | medium |
| Q1 2026 as of | Trim | Bel Fuse Inc. Common stock | $-17.09M | -86K -61.89% | 53,170 0.56% of portfolio | medium |
| Q1 2026 as of | Trim | Applied Optoelectronics, Inc. Common stock | $-16.80M | -199K -86.94% | 29,833 0.13% of portfolio | medium |
| Q1 2026 as of | Exit | Sphere Entertainment Co. Common stock | $-16.70M | -176K -100.00% | 0 | medium |
| Q1 2026 as of | Add | Qualys Inc Common stock | $16.44M | +187K +360.95% | 239,028 1.12% of portfolio | medium |
| Q1 2026 as of | Exit | G5S37H101 Common stock | $-16.06M | -419K -100.00% | 0 | medium |
| Q1 2026 as of | Add | United Therapeutics Corp Common stock | $15.82M | +27K +72.60% | 63,435 2.00% of portfolio | medium |
| Q1 2026 as of | Trim | Warby Parker Inc. Common stock | $-15.41M | -731K -59.36% | 500,706 0.56% of portfolio | medium |
| Q1 2026 as of | New | Y2990R101 Common stock | $14.81M | +1.9M | 1,948,717 0.79% of portfolio | medium |
| Q1 2026 as of | Trim | Ciena Corp Common stock | $-14.76M | -38K -67.31% | 18,466 0.38% of portfolio | medium |
| Q1 2026 as of | Exit | BIO-TECHNE Corp Common stock | $-14.65M | -249K -100.00% | 0 | medium |
| Q1 2026 as of | Exit | Freeport-McMoran Inc Common stock | $-14.63M | -288K -100.00% | 0 | medium |
| Q1 2026 as of | Exit | 559222401 Common stock | $-13.62M | -255K -100.00% | 0 | medium |
| Q1 2026 as of | Trim | Semtech Corp Common stock | $-13.56M | -176K -34.67% | 332,327 1.36% of portfolio | medium |
| Q1 2026 as of | Trim | Zeta Global Holdings Corp. Common stock | $-13.25M | -833K -63.13% | 486,271 0.41% of portfolio | medium |
| Q1 2026 as of | Trim | LPTH Lightpath Technologies Inc Common Stock | $-12.96M | -1.3M -55.39% | 1,040,462 0.56% of portfolio | medium |
| Q1 2026 as of | Add | M2197Q107 Common stock | $12.31M | +894K +69.42% | 2,180,924 1.60% of portfolio | medium |
| Q1 2026 as of | Exit | Snap Inc Common stock | $-12.08M | -1.5M -100.00% | 0 | medium |
| Q1 2026 as of | Exit | G87264100 Common stock | $-12.02M | -239K -100.00% | 0 | medium |
| Q1 2026 as of | Add | Canada Goose Holdings Inc. Common stock | $11.84M | +1.1M +50.46% | 3,218,277 1.88% of portfolio | medium |
| Q1 2026 as of | Exit | MarineMax, Inc. Common stock | $-11.81M | -487K -100.00% | 0 | medium |
| Q1 2026 as of | New | G0260P102 Common stock | $11.78M | +358K | 357,826 0.63% of portfolio | medium |
| Q1 2026 as of | Trim | Akamai Technologies Inc Common stock | $-11.59M | -101K -19.24% | 423,442 2.59% of portfolio | medium |
| Q1 2026 as of | Add | BIDU Baidu, Inc. ADR | $11.45M | +103K +38.97% | 366,429 2.17% of portfolio | medium |
| Q1 2026 as of | Add | Adeia Inc. Common stock | $11.37M | +473K +184.71% | 729,461 0.93% of portfolio | medium |
| Q1 2026 as of | Add | Core Natural Resources, Inc. Common stock | $11.18M | +107K +82.00% | 237,036 1.32% of portfolio | medium |
| Q1 2026 as of | Trim | Shift4 Payments, Inc. Common stock | $-11.10M | -254K -54.22% | 214,284 0.50% of portfolio | medium |
| Q1 2026 as of | New | Evolv Technologies Holdings Inc Common stock | $10.86M | +1.8M | 1,795,688 0.58% of portfolio | medium |
| Q1 2026 as of | Add | Dave Inc./DE Common stock | $10.70M | +61K +139.64% | 105,442 0.98% of portfolio | medium |
| Q1 2026 as of | Add | 654902204 Common stock | $10.60M | +1.3M +122.46% | 2,393,970 1.02% of portfolio | medium |
| Q1 2026 as of | Trim | i3 Verticals, Inc. Common stock | $-10.39M | -465K -69.16% | 207,274 0.25% of portfolio | medium |
| Q1 2026 as of | Exit | Zillow Group, Inc. Common stock | $-10.24M | -150K -100.00% | 0 | medium |
| Q1 2026 as of | Exit | METC Ramaco Resources, Inc. Common Stock | $-10.11M | -562K -100.00% | 0 | medium |
| Q1 2026 as of | New | American Superconductor Corp /De Common stock | $10.01M | +296K | 295,636 0.53% of portfolio | medium |
| Q1 2026 as of | New | Twilio Inc Common stock | $9.41M | +75K | 74,769 0.50% of portfolio | medium |
| Q1 2026 as of | Add | Real Brokerage Inc Common stock | $9.35M | +3.7M +34.69% | 14,519,848 1.93% of portfolio | medium |