Portolan Capital Management, LLC
Portolan Capital Management, LLC reported 148 holdings worth US$2.67B as of Jun 30, 2026 (Form 13F)
As of Jun 30, 2026 · Filed Aug 14, 2026
Portolan Capital Management, LLC reported 148 holdings worth US$2.67B as of Jun 30, 2026. Largest: Vishay Precision Group, Inc., Virtu Financial, Inc. and Ttm Technologies, Inc. Filed Aug 14, 2026 (Form 13F).
- Holdings
- 148
- Value as reported
- US$2.67B
The filing in full
| Company | Shares | Value as reported | % of portfolio |
|---|
| Vishay Precision Group, Inc. | 1.01M | US$151M | 5.7% |
| Virtu Financial, Inc. | 2.14M | US$128M | 4.8% |
| Ttm Technologies, Inc. | 508K | US$95M | 3.6% |
| Modine Manufacturing Company | 314K | US$83.8M | 3.1% |
| Qualys, Inc. | 530K | US$72.8M | 2.7% |
| Shift4 Payments, Inc. | 1.11M | US$54.2M | 2.0% |
| Mayville Engineering Company, Inc. | 1.3M | US$48.7M | 1.8% |
| Enova International, Inc. | 199K | US$47.9M | 1.8% |
| Semtech Corporation | 295K | US$47.7M | 1.8% |
| Celestica Inc. | 127K | US$46.3M | 1.7% |
| United Therapeutics Corporation | 81,518 | US$44.2M | 1.7% |
| Powell Industries, Inc. | 146K | US$41.7M | 1.6% |
| Penguin Solutions, Inc. | 546K | US$41.5M | 1.6% |
| Dave Inc. | 105K | US$39.2M | 1.5% |
| Allient Inc. | 360K | US$37M | 1.4% |
| Porch Group, Inc. | 2.46M | US$36.9M | 1.4% |
| Akamai Technologies, Inc. | 310K | US$36.7M | 1.4% |
| Candel Therapeutics, Inc. | 3.49M | US$36M | 1.3% |
| Talen Energy Corporation | 90,312 | US$34.7M | 1.3% |
| Regal Rexnord Corporation | 137K | US$32.8M | 1.2% |
| Lantheus Holdings, Inc. | 289K | US$32M | 1.2% |
| Biogen Inc. | 143K | US$30.9M | 1.2% |
| Veeco Instruments Inc. | 402K | US$30.4M | 1.1% |
| Zeta Global Holdings Corp. | 1.5M | US$29.6M | 1.1% |
| Canada Goose Holdings, Inc. | 2.75M | US$26.2M | 0.98% |
| Bandwidth Inc. | 413K | US$26.1M | 0.98% |
| Warby Parker Inc. | 844K | US$25.6M | 0.96% |
| Kontoor Brands, Inc. | 292K | US$24.3M | 0.91% |
| Oshkosh Corporation (holding Company) | 158K | US$24.2M | 0.91% |
| Encore Capital Group Inc | 256K | US$23.9M | 0.89% |
| Twilio Inc. | 115K | US$23.8M | 0.89% |
| Sezzle Inc. | 136K | US$23.3M | 0.87% |
| Remitly Global, Inc. | 1.02M | US$22.8M | 0.85% |
| Acm Research, Inc. | 177K | US$22.5M | 0.84% |
| Element Solutions Inc. | 469K | US$22.4M | 0.84% |
| Nokia Oyj | 1.65M | US$21.9M | 0.82% |
| Blackberry Limited | 1.71M | US$21.7M | 0.81% |
| International Flavors & Fragrances, Inc. | 269K | US$21.3M | 0.80% |
| Pulse Biosciences, Inc | 753K | US$20.9M | 0.78% |
| Moog Inc. | 49,274 | US$20.9M | 0.78% |
| The Real Brokerage, Inc. | 11M | US$20.1M | 0.75% |
| Caredx, Inc. | 685K | US$19.5M | 0.73% |
| Par Pacific Holdings, Inc. Common Stock | 342K | US$19.2M | 0.72% |
| Vishay Intertechnology, Inc. | 352K | US$18.9M | 0.71% |
| Take-two Interactive Software, Inc. | 72,487 | US$18.1M | 0.68% |
| Mama's Creations, Inc. | 985K | US$17.6M | 0.66% |
| Kura Sushi Usa, Inc. | 302K | US$17.4M | 0.65% |
| Sanmina Corporation | 68,255 | US$17.3M | 0.65% |
| Park Aerospace Corp. | 447K | US$17.1M | 0.64% |
| Graham Corporation | 137K | US$16.9M | 0.63% |
| Bel Fuse Inc. | 47,856 | US$15.9M | 0.60% |
| Amer Sports, Inc. | 453K | US$15.3M | 0.57% |
| Cohu, Inc. | 206K | US$15.2M | 0.57% |
| Jabil Inc. | 38,929 | US$15M | 0.56% |
| Adeia Inc. | 443K | US$14.6M | 0.55% |
| Vicor Corporation | 38,081 | US$14.5M | 0.54% |
| Tenable Holdings, Inc. | 388K | US$14.3M | 0.54% |
| Ge Healthcare Technologies Inc. | 222K | US$14.2M | 0.53% |
| Crane Nxt, Co. | 272K | US$13.9M | 0.52% |
| Ranpak Holdings Corp | 1.89M | US$13.9M | 0.52% |
| Onto Innovation Inc. | 36,503 | US$13.8M | 0.52% |
| Genedx Holdings Corp. | 200K | US$13.8M | 0.51% |
| Forrester Research, Inc. | 1.62M | US$13.7M | 0.51% |
| Marinemax, Inc. (fl) | 344K | US$12.6M | 0.47% |
| Bio-rad Laboratories, Inc. | 42,620 | US$12.5M | 0.47% |
| Quantum Corporation | 1.02M | US$11.2M | 0.42% |
| Digi International Inc. | 141K | US$10.6M | 0.40% |
| Nlight, Inc. | 152K | US$10.6M | 0.40% |
| Viavi Solutions Inc. | 220K | US$10.5M | 0.39% |
| Boot Barn Holdings, Inc. | 63,759 | US$10.5M | 0.39% |
| Lightpath Technologies, Inc. | 629K | US$10.3M | 0.39% |
| Frequency Electronics, Inc. | 153K | US$10.1M | 0.38% |
| Halozyme Therapeutics, Inc. | 127K | US$9.98M | 0.37% |
| Okeanis Eco Tankers Corp. | 196K | US$9.82M | 0.37% |
| Sweetgreen, Inc. | 1.03M | US$9.07M | 0.34% |
| Tapestry, Inc. | 61,688 | US$9.03M | 0.34% |
| Solaris Energy Infrastructure, Inc. | 107K | US$8.64M | 0.32% |
| A10 Networks, Inc. | 227K | US$8.48M | 0.32% |
| Ambarella, Inc. | 97,072 | US$8.33M | 0.31% |
| Tecnoglass Inc. | 176K | US$8.25M | 0.31% |
| Quanterix Corporation | 1.9M | US$8.21M | 0.31% |
| Tecogen Inc. | 1.55M | US$8.1M | 0.30% |
| Healthequity, Inc. | 89,274 | US$8.06M | 0.30% |
| Castle Biosciences, Inc. | 329K | US$7.84M | 0.29% |
| Ciena Corporation | 15,272 | US$7.49M | 0.28% |
| Ebay Inc. | 65,741 | US$7.35M | 0.28% |
| Rb Global, Inc. | 63,009 | US$7.34M | 0.27% |
| Xometry, Inc. | 73,163 | US$7.06M | 0.26% |
| Mobileye Global Inc. | 721K | US$6.98M | 0.26% |
| Willdan Group, Inc. | 84,394 | US$6.68M | 0.25% |
| The Honest Company, Inc. | 1.74M | US$6.37M | 0.24% |
| Materion Corporation | 20,860 | US$6.2M | 0.23% |
| Meta Platforms, Inc. | 10,155 | US$5.72M | 0.21% |
| Celsius Holdings, Inc. | 195K | US$5.71M | 0.21% |
| The Realreal, Inc. | 478K | US$5.64M | 0.21% |
| E.l.f. Beauty, Inc. | 75,954 | US$5.62M | 0.21% |
| Transmedics Group, Inc. | 82,354 | US$5.47M | 0.20% |
| Red Violet, Inc. | 84,135 | US$5.36M | 0.20% |
| Dht Holdings, Inc. | 315K | US$5.21M | 0.19% |
| Evolv Technologies Holdings, Inc. | 894K | US$5.19M | 0.19% |
Every holding of Portolan Capital Management, LLC
Source
View original at SEC
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