$1.01 Billion is the total value of Portolan Capital Management's 96 reported holdings in Q3 2018. The portfolio turnover from Q2 2018 to Q3 2018 was 35.4% .
| Value | Shares | ↓ Weighting | ||||||
|---|---|---|---|---|---|---|---|---|
| CARB | Buy | CARBONITE, INC. | $54,384,000 | +5.0% | 1,525,488 | +2.8% | 5.37% | +1.5% |
| UIS | Buy | UNISYS CORPORATION | $41,234,000 | +78.0% | 2,021,271 | +12.6% | 4.07% | +72.0% |
| CRCM | Buy | CARE.COM, INC. | $39,885,000 | +15.1% | 1,803,933 | +8.7% | 3.94% | +11.2% |
| HDP | Sell | HORTONWORKS, INC. | $35,115,000 | +7.4% | 1,539,475 | -14.2% | 3.46% | +3.8% |
| AAN | Sell | AARON'S, INC. | $34,166,000 | +0.8% | 627,364 | -19.6% | 3.37% | -2.7% |
| MGY | New | MAGNOLIA OIL & GAS CORPORATION | $31,674,000 | – | 2,110,164 | +100.0% | 3.12% | – |
| ONDK | Sell | ON DECK CAPITAL, INC. | $30,672,000 | +5.1% | 4,051,737 | -2.8% | 3.03% | +1.6% |
| BAND | Buy | BANDWIDTH, INC. | $28,611,000 | +229.6% | 534,091 | +133.7% | 2.82% | +218.6% |
| SLM | Buy | SLM CORPORATION | $23,967,000 | +1.8% | 2,149,544 | +4.6% | 2.36% | -1.6% |
| SKX | Sell | SKECHERS USA, INC. | $23,561,000 | -17.1% | 843,580 | -10.9% | 2.32% | -19.9% |
| WLL | Sell | WHITING PETROLEUM CORPORATION | $20,767,000 | -16.0% | 391,539 | -16.5% | 2.05% | -18.8% |
| EBIX | Sell | EBIX, INC. | $20,466,000 | -2.6% | 258,568 | -6.2% | 2.02% | -6.0% |
| GDDY | Sell | GODADDY, INC. | $20,073,000 | +14.6% | 240,710 | -3.0% | 1.98% | +10.7% |
| NTNX | Buy | NUTANIX, INC. | $19,952,000 | -5.0% | 467,038 | +14.6% | 1.97% | -8.2% |
| WIFI | Sell | BOINGO WIRELESS, INC. | $19,712,000 | -7.2% | 564,819 | -40.0% | 1.94% | -10.4% |
| YELP | Buy | YELP, INC. | $19,140,000 | +134.4% | 389,015 | +86.7% | 1.89% | +126.5% |
| STMP | Buy | STAMPS.COM, INC. | $18,641,000 | +0.7% | 82,408 | +12.7% | 1.84% | -2.7% |
| QADA | Sell | QAD, INC. | $17,361,000 | +9.7% | 306,468 | -2.9% | 1.71% | +6.0% |
| GOOG | Sell | ALPHABET, INC. | $16,829,000 | +4.9% | 14,101 | -1.9% | 1.66% | +1.3% |
| INAPQ | Buy | INTERNAP CORPORATION | $16,666,000 | +42.7% | 1,319,569 | +17.8% | 1.64% | +37.9% |
| BIO | Sell | BIO-RAD LABORATORIES, INC. | $16,398,000 | +5.7% | 52,390 | -2.6% | 1.62% | +2.1% |
| APTI | Sell | APPTIO, INC. | $15,548,000 | -24.7% | 420,670 | -26.2% | 1.53% | -27.2% |
| WRK | Buy | WESTROCK COMPANY | $14,846,000 | -0.7% | 277,802 | +6.0% | 1.46% | -4.0% |
| LKQ | Buy | LKQ CORPORATION | $14,720,000 | +11.3% | 464,782 | +12.1% | 1.45% | +7.6% |
| ATTU | Sell | ATTUNITY LTD | $14,334,000 | +51.2% | 758,788 | -7.1% | 1.41% | +46.1% |
| EEFT | Sell | EURONET WORLDWIDE, INC. | $13,749,000 | +2.2% | 137,192 | -14.6% | 1.36% | -1.2% |
| CWST | Sell | CASELLA WASTE SYSTEMS, INC. | $13,729,000 | -6.5% | 442,024 | -22.9% | 1.36% | -9.6% |
| MTCH | Sell | MATCH GROUP, INC. | $13,389,000 | +31.4% | 231,196 | -12.1% | 1.32% | +26.9% |
| RLH | Buy | RED LION HOTELS CORPORATION | $12,772,000 | +7.4% | 1,021,750 | +0.1% | 1.26% | +3.8% |
| PRMW | Sell | PRIMO WATER CORPORATION | $12,302,000 | -21.9% | 681,565 | -24.3% | 1.21% | -24.5% |
| UNVR | Buy | UNIVAR, INC. | $12,273,000 | +25.1% | 400,305 | +7.1% | 1.21% | +21.0% |
| ELF | New | E.L.F. BEAUTY, INC. | $12,188,000 | – | 957,414 | +100.0% | 1.20% | – |
| BOX | Sell | BOX, INC. | $12,118,000 | -8.9% | 506,832 | -4.7% | 1.20% | -11.9% |
| AXAS | Buy | ABRAXAS PETROLEUM CORPORATION | $11,471,000 | -12.4% | 4,923,023 | +8.6% | 1.13% | -15.3% |
| TAST | Buy | CARROLS RESTAURANT GROUP, INC. | $10,622,000 | +0.5% | 727,514 | +2.2% | 1.05% | -2.9% |
| ATH | New | ATHENE HOLDING LTD. | $10,536,000 | – | 203,956 | +100.0% | 1.04% | – |
| RPD | Sell | RAPID7, INC. | $10,396,000 | -13.4% | 281,577 | -33.8% | 1.03% | -16.3% |
| DSKE | Sell | DASEKE, INC. | $10,234,000 | -33.3% | 1,276,106 | -17.4% | 1.01% | -35.5% |
| UPLD | Buy | UPLAND SOFTWARE, INC. | $10,053,000 | +26.4% | 311,152 | +34.5% | 0.99% | +22.2% |
| OASPQ | Sell | OASIS PETROLEUM, INC. | $9,822,000 | +8.2% | 692,679 | -1.1% | 0.97% | +4.5% |
| AXL | Sell | AMERICAN AXLE & MFG HOLDINGS, INC. | $9,808,000 | -2.5% | 562,407 | -13.0% | 0.97% | -5.7% |
| VOYA | Sell | VOYA FINANCIAL, INC. | $9,779,000 | +2.9% | 196,871 | -2.6% | 0.96% | -0.5% |
| CONN | Sell | CONNS, INC. | $9,516,000 | +3.6% | 269,206 | -3.3% | 0.94% | +0.1% |
| INST | Buy | INSTRUCTURE, INC. | $9,189,000 | +507.7% | 259,580 | +630.3% | 0.91% | +489.0% |
| FB | Sell | FACEBOOK, INC. | $8,827,000 | -18.3% | 53,673 | -3.5% | 0.87% | -21.0% |
| ADSW | Sell | ADVANCED DISPOSAL SERVICES, INC. | $8,770,000 | +0.2% | 323,859 | -8.3% | 0.86% | -3.2% |
| CHRA | New | CHARAH SOLUTIONS, INC. | $7,818,000 | – | 989,661 | +100.0% | 0.77% | – |
| CENT | Sell | CENTRAL GARDEN & PET COMPANY | $7,525,000 | -19.6% | 208,791 | -3.0% | 0.74% | -22.3% |
| RP | Sell | REALPAGE, INC. | $7,512,000 | +10.1% | 113,993 | -8.0% | 0.74% | +6.3% |
| QMCO | Buy | QUANTUM CORPORATION | $7,091,000 | +55.1% | 2,954,713 | +42.2% | 0.70% | +49.9% |
| FARM | Sell | FARMERS BROTHERS CO. | $7,067,000 | -16.2% | 267,702 | -3.0% | 0.70% | -19.0% |
| CBM | Sell | CAMBREX CORPORATION | $6,921,000 | -42.2% | 101,178 | -55.8% | 0.68% | -44.2% |
| MERC | Buy | MERCER INTERNATIONAL, INC. | $6,741,000 | +18.6% | 401,228 | +23.5% | 0.66% | +14.5% |
| TUESQ | Buy | TUESDAY MORNING CORPORATION | $6,075,000 | +67.5% | 1,898,349 | +59.7% | 0.60% | +61.9% |
| RYAM | Sell | RAYONIER ADVANCED MATERIALS, INC. | $5,828,000 | +5.0% | 316,243 | -2.7% | 0.58% | +1.4% |
| OOMA | New | OOMA, INC. | $5,821,000 | – | 350,686 | +100.0% | 0.57% | – |
| NOMD | Sell | NOMAD FOODS LTD | $5,553,000 | -26.3% | 274,073 | -30.2% | 0.55% | -28.8% |
| ANIK | Sell | ANIKA THERAPEUTICS, INC. | $5,542,000 | +6.8% | 131,382 | -18.9% | 0.55% | +3.2% |
| QRTEA | Buy | QURATE RETAIL, INC. | $5,023,000 | +196.7% | 226,158 | +183.5% | 0.50% | +186.7% |
| CAI | Buy | CAI INTERNATIONAL, INC. | $4,860,000 | +56.6% | 212,505 | +59.1% | 0.48% | +51.4% |
| QTRX | New | QUANTERIX CORPORATION | $4,860,000 | – | 226,891 | +100.0% | 0.48% | – |
| PVAC | New | PENN VIRGINIA CORPORATION | $4,557,000 | – | 56,580 | +100.0% | 0.45% | – |
| PFBC | Sell | PREFERRED BANK | $4,510,000 | -8.0% | 77,098 | -3.3% | 0.44% | -11.2% |
| ESTE | Buy | EARTHSTONE ENERGY, INC. | $4,447,000 | +144.6% | 474,145 | +130.8% | 0.44% | +136.0% |
| TREE | Sell | LENDINGTREE, INC. | $3,971,000 | -34.2% | 17,258 | -38.9% | 0.39% | -36.4% |
| VRTU | Sell | VIRTUSA CORPORATION | $3,759,000 | -17.0% | 69,987 | -24.7% | 0.37% | -19.7% |
| JOBS | New | 51JOB, INC. | $3,595,000 | – | 46,695 | +100.0% | 0.36% | – |
| HPR | Sell | HIGHPOINT RESOURCES CORPORATION | $3,575,000 | -50.4% | 732,486 | -38.3% | 0.35% | -52.1% |
| FLWS | New | 1-800-FLOWERS.COM, INC. | $3,289,000 | – | 278,763 | +100.0% | 0.32% | – |
| MODN | New | MODEL N, INC. | $3,235,000 | – | 204,070 | +100.0% | 0.32% | – |
| BOOM | New | DMC GLOBAL, INC. | $2,962,000 | – | 72,586 | +100.0% | 0.29% | – |
| AXTI | Sell | AXT, INC. | $2,890,000 | -2.7% | 404,205 | -4.1% | 0.28% | -5.9% |
| SYX | Sell | SYSTEMAX, INC. | $2,874,000 | -37.5% | 87,241 | -34.9% | 0.28% | -39.6% |
| PRTS | Sell | U.S. AUTO PARTS NETWORK, INC. | $2,720,000 | -6.8% | 1,754,738 | -9.8% | 0.27% | -10.1% |
| QNST | New | QUINSTREET, INC. | $2,626,000 | – | 193,508 | +100.0% | 0.26% | – |
| IMDZ | Buy | IMMUNE DESIGN CORPORATION | $2,505,000 | +23.8% | 726,086 | +63.2% | 0.25% | +19.3% |
| PETQ | Sell | PETIQ, INC. | $2,418,000 | -55.6% | 61,522 | -69.6% | 0.24% | -57.0% |
| FRGI | Sell | FIESTA RESTAURANT GROUP, INC. | $2,414,000 | -47.5% | 90,245 | -43.7% | 0.24% | -49.3% |
| EVBG | Sell | EVERBRIDGE, INC. | $2,128,000 | -66.2% | 36,914 | -72.2% | 0.21% | -67.3% |
| WDC | Sell | WESTERN DIGITAL CORPORATION | $1,892,000 | -59.8% | 32,319 | -46.8% | 0.19% | -61.1% |
| PBI | Sell | PITNEY-BOWES, INC. | $1,806,000 | -30.9% | 255,022 | -16.4% | 0.18% | -33.3% |
| NVRO | Sell | NEVRO CORP. | $1,801,000 | -31.9% | 31,605 | -4.5% | 0.18% | -34.1% |
| CPE | New | CALLON PETROLEUM COMPANY | $1,799,000 | – | 150,000 | +100.0% | 0.18% | – |
| ABMD | Sell | ABIOMED, INC. | $1,655,000 | -13.9% | 3,680 | -21.7% | 0.16% | -16.8% |
| KVHI | Sell | KVH INDUSTRIES, INC. | $1,622,000 | -5.1% | 123,786 | -3.0% | 0.16% | -8.6% |
| MHK | New | MOHAWK INDUSTRIES, INC. | $1,536,000 | – | 8,762 | +100.0% | 0.15% | – |
| YY | New | YY, INC. | $1,427,000 | – | 19,044 | +100.0% | 0.14% | – |
| VSAT | Sell | VIASAT, INC. | $1,209,000 | -5.1% | 18,909 | -2.5% | 0.12% | -8.5% |
| KS | Sell | KAPSTONE PAPER AND PACKAGING CORPORATION | $1,051,000 | -24.7% | 31,002 | -23.3% | 0.10% | -26.8% |
| AXON | Sell | AXON ENTERPRISE, INC. | $1,034,000 | +6.3% | 15,114 | -1.8% | 0.10% | +3.0% |
| GRPN | New | GROUPON, INC. | $966,000 | – | 256,203 | +100.0% | 0.10% | – |
| QLYS | Sell | QUALYS, INC. | $951,000 | -66.1% | 10,673 | -67.9% | 0.09% | -67.1% |
| PACQ | PURE ACQUISITION CORP. | $825,000 | +0.7% | 84,998 | 0.0% | 0.08% | -3.6% | |
| AVDL | Sell | AVADEL PHARMACEUTICALS PLC | $661,000 | -30.9% | 150,600 | -3.4% | 0.06% | -33.7% |
| HDSN | Sell | HUDSON TECHNOLOGIES, INC. | $230,000 | -36.8% | 179,906 | -0.7% | 0.02% | -37.8% |
| PACQW | PURE ACQUISITION CORP.wts | $57,000 | +5.6% | 42,499 | 0.0% | 0.01% | 0.0% | |
| AA | Exit | ALCOA CORPORATION | $0 | – | -14,032 | -100.0% | -0.07% | – |
| RH | Exit | RH | $0 | – | -4,784 | -100.0% | -0.07% | – |
| PKG | Exit | PACKAGING CORPORATION OF AMERICA | $0 | – | -12,605 | -100.0% | -0.14% | – |
| EMKR | Exit | EMCORE CORPORATION | $0 | – | -308,500 | -100.0% | -0.16% | – |
| CVGW | Exit | CALAVO GROWERS, INC. | $0 | – | -17,174 | -100.0% | -0.17% | – |
| WRLSU | Exit | PENSARE ACQUISITION CORP.unit | $0 | – | -174,253 | -100.0% | -0.19% | – |
| OEC | Exit | ORION ENGINEERED CARBONS S.A. | $0 | – | -89,740 | -100.0% | -0.28% | – |
| USAK | Exit | USA TRUCK, INC. | $0 | – | -178,488 | -100.0% | -0.43% | – |
| MRTN | Exit | MARTEN TRANSPORT, LTD. | $0 | – | -193,223 | -100.0% | -0.46% | – |
| TPGE | Exit | TPG PACE ENERGY HOLDINGS CORP. | $0 | – | -434,118 | -100.0% | -0.48% | – |
| JCOM | Exit | J2 GLOBAL, INC. | $0 | – | -56,852 | -100.0% | -0.50% | – |
| KNX | Exit | KNIGHT-SWIFT TRANSPORTATION HOLDINGS, INC. | $0 | – | -158,479 | -100.0% | -0.62% | – |
| CSU | Exit | CAPITAL SENIOR LIVING CORPORATION | $0 | – | -604,260 | -100.0% | -0.66% | – |
| CLF | Exit | CLEVELAND-CLIFFS, INC. | $0 | – | -823,520 | -100.0% | -0.71% | – |
| PDCE | Exit | PDC ENERGY, INC. | $0 | – | -140,117 | -100.0% | -0.86% | – |
| CTB | Exit | COOPER TIRE & RUBBER COMPANY | $0 | – | -329,535 | -100.0% | -0.88% | – |
| CVLG | Exit | COVENANT TRANSPORTATION GROUP, INC. | $0 | – | -293,850 | -100.0% | -0.94% | – |
| GT | Exit | THE GOODYEAR TIRE & RUBBER COMPANY | $0 | – | -411,095 | -100.0% | -0.98% | – |
| XOGAQ | Exit | EXTRACTION OIL & GAS, INC. | $0 | – | -1,590,827 | -100.0% | -2.39% | – |
Original filings
The following EDGAR filing(s) were analyzed to create this report:
- View 13F-HR filed 2018-11-14
About Portolan Capital Management
Portolan Capital Management is a New York-based investment management firm that specializes in long/short equity strategies. The firm was founded in 2002 by George McCabe, who serves as the Chief Investment Officer. McCabe has over 30 years of experience in the investment industry, having previously worked at firms such as Goldman Sachs and J.P. Morgan.
Portolan's investment philosophy is based on fundamental research and a disciplined approach to risk management. The firm's investment team conducts extensive research on companies and industries to identify undervalued securities with strong growth potential. They also use a variety of quantitative tools to manage risk and optimize portfolio construction.
In addition to McCabe, Portolan's leadership team includes Chief Operating Officer Michael McCabe and Chief Financial Officer John McCabe. The firm has a team of experienced investment professionals who work together to manage the firm's portfolios.
Portolan's investment strategies have delivered strong performance over the years, with a focus on generating alpha through stock selection and risk management. The firm's long/short equity strategy has consistently outperformed its benchmark, with a track record of strong risk-adjusted returns.
Overall, Portolan Capital Management is a well-respected investment management firm with a strong track record of delivering value to its clients. With a focus on fundamental research and disciplined risk management, the firm is well-positioned to continue delivering strong performance in the years ahead.
It's important to note that this information is for educational purposes only and has not been fact-checked. As with any investment, it's important to do your own research and consult with a financial advisor before making any investment decisions.
Top long-term holdings
| Name | Quarters owned | Latest quarter owned | Max weighting |
|---|---|---|---|
| CASELLA WASTE SYSTEMS, INC. CLASS A | 42 | Q3 2023 | 5.3% |
| META PLATFORMS, INC. | 41 | Q3 2023 | 2.0% |
| ABIOMED INC CMN | 38 | Q3 2022 | 2.9% |
| ANIKA THERAPEUTICS INC CMN | 36 | Q2 2023 | 2.8% |
| BIO-RAD LABORATORIES, INC. | 34 | Q3 2023 | 3.5% |
| EURONET WORLDWIDE INC CMN | 32 | Q4 2022 | 3.9% |
| ALPHABET, INC. | 32 | Q3 2023 | 3.3% |
| SKECHERS USA, INC. | 31 | Q3 2023 | 2.9% |
| QUALYS INC CMN | 30 | Q4 2022 | 2.6% |
| ELECTRONIC ARTS, INC. | 29 | Q4 2022 | 2.2% |
View Portolan Capital Management's complete holdings history.
Latest significant ownerships (13-D/G)
| Filed | Shares | Percentage | |
|---|---|---|---|
| ALTA EQUIPMENT GROUP INC. | February 13, 2023 | 572,246 | 1.8% |
| Charah Solutions, Inc. | February 13, 2023 | 166,819 | 5.0% |
| FULL HOUSE RESORTS INC | February 13, 2023 | 407,452 | 1.2% |
| HARVARD BIOSCIENCE INC | February 13, 2023 | 1,054,300 | 2.5% |
| LANTRONIX INC | February 13, 2023 | 691,118 | 1.9% |
| RICHARDSON ELECTRONICS, LTD. | February 13, 2023 | 484,632 | 4.0% |
| Charah Solutions, Inc. | November 22, 2022 | 1,782,052 | 5.3% |
| APPLIED GENETIC TECHNOLOGIES CORP | February 15, 2022 | 2,218,188 | 5.2% |
| AEMETIS, INC | February 11, 2022 | 106,090 | 0.3% |
| BlueLinx Holdings Inc. | February 11, 2022 | 451,793 | 4.6% |
View Portolan Capital Management's complete significant-ownership history.
Latest filings
| Type | Filed |
|---|---|
| SC 13G | 2024-03-14 |
| 13F-HR | 2024-02-14 |
| SC 13G/A | 2024-02-14 |
| SC 13G/A | 2024-02-14 |
| SC 13G/A | 2024-02-14 |
| SC 13G/A | 2024-02-14 |
| SC 13G/A | 2024-02-14 |
| SC 13G/A | 2024-02-14 |
| SC 13G | 2023-12-18 |
| 13F-HR | 2023-11-14 |
View Portolan Capital Management's complete filings history.
All filings
- Holdings (13F-HR)
- Significant ownership (13-D/G)
- Insider transactions (4, 5, 6)
- Events (8-K)
- Shareholder votes (proxy)
View complete filings history.