$913 Million is the total value of Portolan Capital Management's 100 reported holdings in Q1 2018. The portfolio turnover from Q4 2017 to Q1 2018 was 34.5% .
| Value | Shares | ↓ Weighting | ||||||
|---|---|---|---|---|---|---|---|---|
| CARB | Buy | CARBONITE, INC. | $39,677,000 | +64.2% | 1,377,671 | +43.1% | 4.35% | +64.2% |
| WIFI | Sell | BOINGO WIRELESS, INC. | $29,066,000 | +5.7% | 1,173,421 | -4.0% | 3.18% | +5.7% |
| NTNX | Sell | NUTANIX, INC. | $28,473,000 | +20.7% | 579,772 | -13.3% | 3.12% | +20.8% |
| CRCM | Buy | CARE.COM, INC. | $28,295,000 | -5.9% | 1,739,121 | +4.3% | 3.10% | -5.9% |
| SLM | Sell | SLM CORPORATION | $26,595,000 | -9.5% | 2,372,420 | -8.8% | 2.91% | -9.5% |
| AAN | Buy | AARON'S, INC. | $24,505,000 | +111.8% | 525,862 | +81.1% | 2.68% | +111.8% |
| HDP | Buy | HORTONWORKS, INC. | $22,720,000 | +2.2% | 1,115,379 | +0.9% | 2.49% | +2.3% |
| WLL | Buy | WHITING PETROLEUM CORPORATION | $20,882,000 | +29.5% | 617,086 | +1.3% | 2.29% | +29.5% |
| SKX | Buy | SKECHERS USA, INC. | $20,352,000 | +6.0% | 523,319 | +3.1% | 2.23% | +6.0% |
| DSKE | Buy | DASEKE, INC. | $20,151,000 | -6.1% | 2,058,284 | +37.1% | 2.21% | -6.1% |
| APTI | Sell | APPTIO, INC. | $19,596,000 | +9.9% | 691,464 | -8.8% | 2.15% | +10.0% |
| EBIX | Buy | EBIX, INC. | $18,719,000 | +22.9% | 251,264 | +30.7% | 2.05% | +22.9% |
| BOX | Buy | BOX, INC. | $18,688,000 | +33.2% | 909,384 | +36.9% | 2.05% | +33.3% |
| STMP | Buy | STAMPS.COM, INC. | $17,767,000 | +68.3% | 88,371 | +57.4% | 1.95% | +68.3% |
| CWST | Sell | CASELLA WASTE SYSTEMS, INC. | $16,911,000 | -27.9% | 723,294 | -29.1% | 1.85% | -27.9% |
| PRMW | Buy | PRIMO WATER CORPORATION | $16,810,000 | +21.5% | 1,435,543 | +30.4% | 1.84% | +21.4% |
| GDDY | Sell | GODADDY, INC. | $15,245,000 | +18.8% | 248,201 | -2.7% | 1.67% | +18.9% |
| ONDK | Buy | ON DECK CAPITAL, INC. | $15,126,000 | +19.8% | 2,705,881 | +23.1% | 1.66% | +19.9% |
| EEFT | Buy | EURONET WORLDWIDE, INC. | $14,469,000 | +16.5% | 183,338 | +24.4% | 1.58% | +16.5% |
| RPD | Buy | RAPID7, INC. | $14,423,000 | +96.5% | 564,063 | +43.4% | 1.58% | +96.5% |
| AXAS | Buy | ABRAXAS PETROLEUM CORPORATION | $14,270,000 | -9.1% | 6,427,781 | +0.7% | 1.56% | -9.1% |
| BIO | Sell | BIO-RAD LABORATORIES, INC. | $14,057,000 | -14.7% | 56,210 | -18.6% | 1.54% | -14.7% |
| UNVR | Buy | UNIVAR, INC. | $13,545,000 | +80.6% | 488,122 | +101.5% | 1.48% | +80.8% |
| QADA | Buy | QAD, INC. | $13,440,000 | +81.3% | 322,693 | +69.1% | 1.47% | +81.3% |
| CVGW | Sell | CALAVO GROWERS, INC. | $13,228,000 | -36.0% | 143,472 | -41.4% | 1.45% | -35.9% |
| KEM | Buy | KEMET CORPORATION | $13,040,000 | +63.8% | 719,260 | +36.1% | 1.43% | +63.8% |
| GOOG | Buy | ALPHABET, INC. | $13,004,000 | +11.3% | 12,603 | +12.8% | 1.42% | +11.2% |
| XOGAQ | Sell | EXTRACTION OIL & GAS, INC. | $12,332,000 | -29.2% | 1,076,108 | -11.6% | 1.35% | -29.2% |
| INAPQ | Buy | INTERNAP CORPORATION | $12,313,000 | -29.7% | 1,119,376 | +0.4% | 1.35% | -29.7% |
| CVLG | Buy | COVENANT TRANSPORTATION GROUP, INC. | $12,054,000 | +114.0% | 404,100 | +106.1% | 1.32% | +113.9% |
| MTCH | Sell | MATCH GROUP, INC. | $11,824,000 | -21.2% | 266,063 | -44.5% | 1.30% | -21.2% |
| USAK | Buy | USA TRUCK, INC. | $11,272,000 | +47.5% | 442,209 | +4.9% | 1.24% | +47.6% |
| WRK | Buy | WESTROCK COMPANY | $11,195,000 | +74.6% | 174,454 | +72.0% | 1.23% | +74.6% |
| QMCO | Buy | QUANTUM CORPORATION | $9,757,000 | +57.8% | 2,680,631 | +144.1% | 1.07% | +57.9% |
| VOYA | Buy | VOYA FINANCIAL, INC. | $9,662,000 | +26.0% | 191,329 | +23.4% | 1.06% | +26.0% |
| PBI | Buy | PITNEY-BOWES, INC. | $9,663,000 | +53.3% | 887,310 | +57.4% | 1.06% | +53.3% |
| CBM | Buy | CAMBREX CORPORATION | $9,473,000 | +36.2% | 181,133 | +25.0% | 1.04% | +36.2% |
| COT | Buy | COTT CORP. | $9,141,000 | -6.3% | 621,006 | +6.1% | 1.00% | -6.3% |
| FB | Buy | FACEBOOK, INC. | $8,884,000 | +9.6% | 55,601 | +21.0% | 0.97% | +9.6% |
| SYX | Buy | SYSTEMAX, INC. | $8,733,000 | +10.1% | 305,870 | +28.3% | 0.96% | +10.1% |
| CPS | Buy | COOPER-STANDARD HOLDINGS, INC. | $8,680,000 | +45.7% | 70,677 | +45.3% | 0.95% | +45.6% |
| NOMD | Sell | NOMAD FOODS LIMITED | $8,674,000 | -40.7% | 551,054 | -36.3% | 0.95% | -40.7% |
| LKQ | Buy | LKQ CORPORATION | $8,535,000 | +62.9% | 224,897 | +74.5% | 0.94% | +62.9% |
| CONN | Buy | CONNS, INC. | $8,533,000 | +64.2% | 250,977 | +71.7% | 0.94% | +64.3% |
| CENT | Sell | CENTRAL GARDEN & PET COMPANY | $8,115,000 | -2.5% | 188,730 | -11.8% | 0.89% | -2.5% |
| KNX | Buy | KNIGHT-SWIFT TRANSPORTATION HOLDINGS, INC. | $7,928,000 | +71.7% | 172,303 | +63.1% | 0.87% | +71.5% |
| MRTN | New | MARTEN TRANSPORT LTD | $7,503,000 | – | 329,092 | +100.0% | 0.82% | – |
| FARM | Buy | FARMERS BROTHERS CO. | $7,434,000 | +56.2% | 246,165 | +66.3% | 0.81% | +56.2% |
| QRTEA | New | LIBERTY INTERACTIVE CORPORATION | $7,328,000 | – | 291,126 | +100.0% | 0.80% | – |
| EVBG | New | EVERBRIDGE, INC. | $7,192,000 | – | 196,511 | +100.0% | 0.79% | – |
| QLYS | Sell | QUALYS, INC. | $7,076,000 | -39.9% | 97,258 | -51.0% | 0.78% | -39.9% |
| RP | Buy | REALPAGE, INC. | $7,074,000 | +20.5% | 137,361 | +3.7% | 0.78% | +20.5% |
| ATTU | Buy | ATTUNITY LTD | $6,982,000 | +48.9% | 930,919 | +38.6% | 0.76% | +48.8% |
| AXL | Buy | AMERICAN AXLE & MFG HOLDINGS, INC. | $6,629,000 | +50.7% | 435,523 | +68.6% | 0.73% | +50.6% |
| AXON | Sell | AXON ENTERPRISE, INC. | $6,613,000 | +20.2% | 168,218 | -19.0% | 0.72% | +20.1% |
| OEC | Buy | ORION ENGINEERED CARBONS S.A. | $6,111,000 | +25.9% | 225,499 | +19.0% | 0.67% | +26.0% |
| RLH | Sell | RED LION HOTELS CORPORATION | $5,833,000 | -1.6% | 598,208 | -0.6% | 0.64% | -1.5% |
| RYAM | Buy | RAYONIER ADVANCED MATERIALS, INC. | $5,815,000 | +27.4% | 270,831 | +21.4% | 0.64% | +27.4% |
| JCOM | New | J2 GLOBAL, INC. | $5,408,000 | – | 68,527 | +100.0% | 0.59% | – |
| PRTS | Buy | U.S. AUTO PARTS NETWORK, INC. | $5,192,000 | +2.2% | 2,532,892 | +25.6% | 0.57% | +2.3% |
| NUAN | Buy | NUANCE COMMUNICATIONS, INC. | $5,188,000 | +39.1% | 329,407 | +44.4% | 0.57% | +39.2% |
| FITB | Sell | FIFTH THIRD BANCORP | $5,016,000 | -29.8% | 157,994 | -32.9% | 0.55% | -29.8% |
| UIS | New | UNISYS CORPORATION | $4,728,000 | – | 439,856 | +100.0% | 0.52% | – |
| TUESQ | Buy | TUESDAY MORNING CORPORATION | $4,696,000 | +95.3% | 1,188,941 | +36.0% | 0.51% | +95.4% |
| REN | Sell | RESOLUTE ENERGY CORPORATION | $4,671,000 | -51.6% | 134,807 | -56.0% | 0.51% | -51.6% |
| AXTI | Buy | AXT, INC. | $4,637,000 | -13.7% | 639,561 | +3.6% | 0.51% | -13.6% |
| VRTU | Sell | VIRTUSA CORPORATION | $4,507,000 | -12.5% | 92,997 | -20.4% | 0.49% | -12.4% |
| ESTE | Sell | EARTHSTONE ENERGY, INC. | $4,186,000 | -5.4% | 413,655 | -0.6% | 0.46% | -5.2% |
| CLF | New | CLEVELAND-CLIFFS, INC. | $4,187,000 | – | 602,377 | +100.0% | 0.46% | – |
| FN | Buy | FABRINET | $4,107,000 | +56.3% | 130,880 | +42.9% | 0.45% | +56.2% |
| FRGI | New | FIESTA RESTAURANT GROUP, INC. | $4,007,000 | – | 216,571 | +100.0% | 0.44% | – |
| GPRE | New | GREEN PLAINS, INC. | $3,952,000 | – | 235,225 | +100.0% | 0.43% | – |
| UPLD | New | UPLAND SOFTWARE, INC. | $3,944,000 | – | 136,977 | +100.0% | 0.43% | – |
| TWLO | New | TWILIO, INC. | $3,935,000 | – | 103,076 | +100.0% | 0.43% | – |
| PFBC | Sell | PREFERRED BANK | $3,562,000 | +8.6% | 55,480 | -0.6% | 0.39% | +8.6% |
| PETQ | New | PETIQ, INC. | $3,523,000 | – | 132,443 | +100.0% | 0.39% | – |
| INST | Sell | INSTRUCTURE, INC. | $2,967,000 | -43.6% | 70,390 | -55.7% | 0.32% | -43.6% |
| SPWH | Buy | SPORTSMANS WAREHOUSE HOLDINGS, INC. | $2,927,000 | +2.5% | 717,511 | +66.1% | 0.32% | +2.6% |
| HDSN | Sell | HUDSON TECHNOLOGIES, INC. | $2,902,000 | -45.8% | 587,409 | -33.4% | 0.32% | -45.8% |
| ANIK | Buy | ANIKA THERAPEUTICS, INC. | $2,880,000 | +266.9% | 57,932 | +298.0% | 0.32% | +266.3% |
| NVRO | Sell | NEVRO CORP. | $2,870,000 | +24.7% | 33,109 | -0.7% | 0.31% | +24.6% |
| WRLSU | Sell | PENSARE ACQUISITION CORP.other | $2,858,000 | -0.5% | 275,066 | -1.2% | 0.31% | -0.6% |
| EMKR | Sell | EMCORE CORPORATION | $2,540,000 | -41.5% | 445,698 | -33.8% | 0.28% | -41.6% |
| WIX | Sell | WIX .COM LTD | $2,378,000 | -60.2% | 29,889 | -71.2% | 0.26% | -60.2% |
| ABMD | Sell | ABIOMED, INC. | $2,095,000 | -50.2% | 7,199 | -67.9% | 0.23% | -50.2% |
| JBHT | Sell | J B HUNT TRANSPORT SERVICES, INC. | $2,041,000 | -20.6% | 17,419 | -22.1% | 0.22% | -20.3% |
| KS | Sell | KAPSTONE PAPER AND PACKAGING CORPORATION | $1,814,000 | -75.7% | 52,881 | -83.9% | 0.20% | -75.6% |
| CMRE | Sell | COSTAMARE, INC. | $1,672,000 | +7.2% | 268,027 | -0.9% | 0.18% | +7.0% |
| AA | Sell | ALCOA CORPORATION | $1,639,000 | -16.6% | 36,457 | -0.0% | 0.18% | -16.3% |
| AVDL | New | AVADEL PHARMACEUTICALS PLC | $1,531,000 | – | 210,012 | +100.0% | 0.17% | – |
| PKG | Buy | PACKAGING CORPORATION OF AMERICA | $1,421,000 | +19.2% | 12,608 | +27.5% | 0.16% | +19.1% |
| VSAT | Sell | VIASAT, INC. | $1,275,000 | -56.6% | 19,393 | -50.6% | 0.14% | -56.5% |
| GCO | Sell | GENESCO, INC. | $1,212,000 | -1.6% | 29,855 | -21.3% | 0.13% | -1.5% |
| KVHI | Sell | KVH INDUSTRIES, INC. | $1,178,000 | -29.4% | 113,842 | -29.4% | 0.13% | -29.5% |
| TREE | Sell | LENDINGTREE, INC. | $785,000 | -88.9% | 2,393 | -88.5% | 0.09% | -88.9% |
| PYPL | Sell | PAYPAL HOLDINGS, INC. | $744,000 | -67.4% | 9,812 | -68.4% | 0.08% | -67.6% |
| RNG | Sell | RINGCENTRAL, INC. | $713,000 | -74.0% | 11,222 | -80.2% | 0.08% | -74.0% |
| MTSI | Sell | MACOM TECHNOLOGY SOLUTIONS | $590,000 | -49.4% | 35,525 | -1.0% | 0.06% | -49.2% |
| TAST | CARROLS RESTAURANT GROUP, INC. | $576,000 | -7.8% | 51,431 | 0.0% | 0.06% | -7.4% | |
| RH | Sell | RH | $456,000 | -49.3% | 4,784 | -54.2% | 0.05% | -49.5% |
| IPHI | Exit | INPHI CORPORATION | $0 | – | -13,409 | -100.0% | -0.05% | – |
| MB | Exit | MINDBODY, INC. | $0 | – | -22,442 | -100.0% | -0.08% | – |
| FIVN | Exit | FIVE9, INC. | $0 | – | -37,128 | -100.0% | -0.10% | – |
| ECHO | Exit | ECHO GLOBAL LOGISTICS, INC. | $0 | – | -35,826 | -100.0% | -0.11% | – |
| BIOS | Exit | BIOSCRIP, INC. | $0 | – | -362,323 | -100.0% | -0.12% | – |
| HUBS | Exit | HUBSPOT, INC. | $0 | – | -12,390 | -100.0% | -0.12% | – |
| NEWR | Exit | NEW RELIC, INC. | $0 | – | -19,535 | -100.0% | -0.12% | – |
| EA | Exit | ELECTRONIC ARTS | $0 | – | -12,733 | -100.0% | -0.15% | – |
| BBG | Exit | BILL BARRETT CORPORATION | $0 | – | -263,091 | -100.0% | -0.15% | – |
| OCLR | Exit | OCLARO, INC. | $0 | – | -271,438 | -100.0% | -0.20% | – |
| ASC | Exit | ARDMORE SHIPPING CORPORATION | $0 | – | -302,336 | -100.0% | -0.26% | – |
| ADBE | Exit | ADOBE SYSTEMS, INC. | $0 | – | -13,810 | -100.0% | -0.26% | – |
| MIME | Exit | MIMECAST LIMITED | $0 | – | -125,014 | -100.0% | -0.39% | – |
| TRTN | Exit | TRITON INTERNATIONAL LIMITED | $0 | – | -96,519 | -100.0% | -0.40% | – |
| CMA | Exit | COMERICA INCORPORATED | $0 | – | -42,085 | -100.0% | -0.40% | – |
| CTB | Exit | COOPER TIRE & RUBBER CO. | $0 | – | -105,548 | -100.0% | -0.41% | – |
| RESI | Exit | ALTISOURCE RESIDENTIAL CORPORATION | $0 | – | -325,935 | -100.0% | -0.42% | – |
| WTFC | Exit | WINTRUST FINANCIAL CORPORATION | $0 | – | -48,115 | -100.0% | -0.43% | – |
| YELP | Exit | YELP, INC. | $0 | – | -100,629 | -100.0% | -0.46% | – |
| SIVB | Exit | SVB FINANCIAL GROUP | $0 | – | -19,988 | -100.0% | -0.51% | – |
| UTHR | Exit | UNITED THERAPEUTICS CORPORATION | $0 | – | -34,227 | -100.0% | -0.56% | – |
| STNG | Exit | SCORPIO TANKERS, INC. | $0 | – | -1,712,247 | -100.0% | -0.57% | – |
| AMBA | Exit | AMBARELLA, INC. | $0 | – | -110,229 | -100.0% | -0.71% | – |
| RYI | Exit | RYERSON HOLDING CORPORATION | $0 | – | -664,826 | -100.0% | -0.76% | – |
| DVN | Exit | DEVON ENERGY CORPORATION | $0 | – | -208,350 | -100.0% | -0.94% | – |
| GPORQ | Exit | GULFPORT ENERGY CORPORATION | $0 | – | -773,105 | -100.0% | -1.08% | – |
| GRPN | Exit | GROUPON, INC. | $0 | – | -2,535,885 | -100.0% | -1.42% | – |
| CALD | Exit | CALLIDUS SOFTWARE, INC. | $0 | – | -737,068 | -100.0% | -2.31% | – |
Original filings
The following EDGAR filing(s) were analyzed to create this report:
- View 13F-HR filed 2018-05-14
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.