$694 Million is the total value of Portolan Capital Management's 109 reported holdings in Q2 2016. The portfolio turnover from Q1 2016 to Q2 2016 was 39.6% .
| Value | Shares | ↓ Weighting | ||||||
|---|---|---|---|---|---|---|---|---|
| CWST | Buy | CASELLA WASTE SYSTEMS, INC. | $30,198,000 | +21.1% | 3,846,836 | +3.4% | 4.35% | +30.3% |
| STMP | Buy | STAMPS COM, INC. | $27,078,000 | +18.0% | 309,742 | +43.5% | 3.90% | +27.0% |
| CALD | Sell | CALLIDUS SOFTWARE, INC. | $23,660,000 | +5.4% | 1,184,205 | -12.0% | 3.41% | +13.3% |
| EEFT | Sell | EURONET WORLDWIDE, INC. | $19,805,000 | -8.3% | 286,237 | -1.7% | 2.85% | -1.3% |
| GOOG | Sell | ALPHABET, INC. | $18,929,000 | -22.4% | 27,350 | -16.4% | 2.73% | -16.5% |
| PINC | Buy | PREMIER, INC. | $17,671,000 | +1.7% | 540,388 | +3.7% | 2.54% | +9.4% |
| VG | Buy | VONAGE HOLDINGS CORP. | $15,616,000 | +288.1% | 2,560,023 | +190.7% | 2.25% | +317.3% |
| JCOM | Buy | J2 GLOBAL, INC. | $14,422,000 | +164.4% | 228,311 | +157.8% | 2.08% | +184.5% |
| RNG | Buy | RINGCENTRAL, INC. | $14,379,000 | +35.5% | 729,139 | +8.2% | 2.07% | +45.7% |
| CRCM | Buy | CARE COM, INC. | $12,949,000 | +93.4% | 1,108,624 | +1.8% | 1.86% | +108.1% |
| CSU | Sell | CAPITAL SENIOR LIVING CORPORATION | $12,916,000 | -15.2% | 730,934 | -11.1% | 1.86% | -8.8% |
| EGHT | Sell | 8X8, INC. | $12,768,000 | -23.9% | 873,915 | -47.6% | 1.84% | -18.2% |
| UTHR | Buy | UNITED THERAPEUTICS CORPORATION | $12,350,000 | +6.1% | 116,601 | +11.7% | 1.78% | +14.2% |
| EA | Sell | ELECTRONIC ARTS | $12,311,000 | +1.1% | 162,503 | -11.7% | 1.77% | +8.8% |
| BIO | Buy | BIO-RAD LABORATORIES, INC. | $12,242,000 | +14.6% | 85,597 | +9.6% | 1.76% | +23.3% |
| AAN | Buy | AARON RENTS, INC. | $11,056,000 | +27.7% | 505,067 | +46.4% | 1.59% | +37.2% |
| VRTU | Buy | VIRTUSA CORPORATION | $9,788,000 | +34.8% | 338,921 | +74.8% | 1.41% | +45.1% |
| FLML | Buy | FLAMEL TECHNOLOGIES | $9,261,000 | +14.6% | 862,294 | +17.8% | 1.33% | +23.3% |
| XOXO | Buy | XO GROUP, INC. | $9,235,000 | +14.9% | 529,821 | +5.8% | 1.33% | +23.5% |
| SLM | Buy | SLM CORPORATION | $8,838,000 | +192.0% | 1,430,162 | +200.5% | 1.27% | +214.3% |
| AAP | Buy | ADVANCE AUTO PARTS, INC. | $8,454,000 | +70.6% | 52,305 | +69.3% | 1.22% | +83.7% |
| CERN | Buy | CERNER CORPORATION | $8,411,000 | +20.5% | 143,539 | +8.9% | 1.21% | +29.5% |
| MTCH | Sell | MATCH GROUP, INC. | $8,103,000 | -3.0% | 537,489 | -28.8% | 1.17% | +4.4% |
| NWSA | Sell | NEWS CORPORATION | $8,089,000 | -40.9% | 712,726 | -33.5% | 1.16% | -36.4% |
| SHOR | Buy | SHORETEL, INC. | $8,054,000 | +173.3% | 1,203,910 | +203.9% | 1.16% | +193.7% |
| SKX | Buy | SKECHERS USA, INC. | $7,894,000 | +129.6% | 265,616 | +135.2% | 1.14% | +147.2% |
| SAAS | Sell | INCONTACT, INC. | $7,890,000 | -73.5% | 569,691 | -83.0% | 1.14% | -71.5% |
| APIC | Buy | APIGEE CORPORATION | $7,809,000 | +77.7% | 639,052 | +20.9% | 1.12% | +91.3% |
| LOCK | New | LIFELOCK, INC. | $7,687,000 | – | 486,186 | +100.0% | 1.11% | – |
| FNF | New | FIDELITY NATIONAL FINANCIAL, INC. | $7,606,000 | – | 202,837 | +100.0% | 1.10% | – |
| STE | Buy | STERIS PLC | $7,577,000 | +4.6% | 110,209 | +8.1% | 1.09% | +12.5% |
| FB | Buy | FACEBOOK, INC. | $7,556,000 | +0.8% | 66,115 | +0.6% | 1.09% | +8.4% |
| MODN | Sell | MODEL N, INC. | $7,345,000 | +10.7% | 550,184 | -10.7% | 1.06% | +19.1% |
| SFM | Buy | SPROUTS FMRS MKT, INC. | $7,157,000 | +0.2% | 312,512 | +27.0% | 1.03% | +7.8% |
| DXLG | Sell | DESTINATION XL GROUP, INC. | $7,146,000 | -14.2% | 1,563,747 | -2.9% | 1.03% | -7.7% |
| CFMS | Buy | CONFORMIS, INC. | $6,957,000 | +64.5% | 991,032 | +151.9% | 1.00% | +77.0% |
| ABTL | Buy | AUTOBYTEL, INC. | $6,854,000 | +146.4% | 494,181 | +208.4% | 0.99% | +164.6% |
| CRY | Buy | CRYOLIFE, INC. | $6,511,000 | +45.2% | 551,271 | +32.2% | 0.94% | +56.3% |
| MIME | New | MIMECAST LTD. | $6,348,000 | – | 634,189 | +100.0% | 0.91% | – |
| TAST | Sell | CARROLS RESTAURANT GROUP, INC. | $6,313,000 | -53.1% | 530,487 | -43.0% | 0.91% | -49.5% |
| IPHI | Buy | INPHI CORPORATION | $6,295,000 | +12.6% | 196,539 | +17.2% | 0.91% | +21.1% |
| NTRA | Buy | NATERA, INC. | $6,274,000 | +155.7% | 520,037 | +101.7% | 0.90% | +174.8% |
| FRGI | Buy | FIESTA RESTAURANT GROUP, INC. | $6,239,000 | -17.6% | 286,047 | +23.8% | 0.90% | -11.3% |
| ZEN | Sell | ZENDESK, INC. | $6,046,000 | +16.3% | 229,170 | -7.8% | 0.87% | +25.1% |
| BCOR | New | BLUCORA, INC. | $6,033,000 | – | 582,316 | +100.0% | 0.87% | – |
| MYGN | Sell | MYRIAD GENETICS, INC. | $5,617,000 | -25.6% | 183,565 | -8.9% | 0.81% | -19.9% |
| LITE | Buy | LUMENTUM HOLDINGS, INC. | $5,517,000 | +82.6% | 227,980 | +103.5% | 0.80% | +96.3% |
| GDDY | Buy | GODADDY.COM, INC. | $5,417,000 | +107.7% | 173,666 | +115.3% | 0.78% | +123.5% |
| BKD | Sell | BROOKDALE SENIOR LIVING, INC. | $5,353,000 | -67.2% | 346,684 | -66.2% | 0.77% | -64.7% |
| OEC | Buy | ORION ENGINEERED CARBONS SA | $5,335,000 | +184.4% | 335,728 | +152.6% | 0.77% | +206.0% |
| ABMD | Sell | ABIOMED, INC. | $5,215,000 | -28.1% | 47,720 | -37.7% | 0.75% | -22.7% |
| SAVE | New | SPIRIT AIRLINES, INC. | $5,149,000 | – | 114,755 | +100.0% | 0.74% | – |
| WOOF | Buy | VCA, INC. | $5,144,000 | +57.9% | 76,077 | +34.7% | 0.74% | +70.0% |
| JBLU | New | JETBLUE AIRWAYS CORPORATION | $5,147,000 | – | 310,779 | +100.0% | 0.74% | – |
| FIVN | Buy | FIVE9, INC. | $5,113,000 | +41.8% | 429,679 | +6.0% | 0.74% | +52.4% |
| JAZZ | New | JAZZ PHARMACEUTICALS PLC | $5,073,000 | – | 35,898 | +100.0% | 0.73% | – |
| CEMP | Buy | CEMPRA, INC. | $4,874,000 | +42.5% | 295,575 | +51.4% | 0.70% | +53.3% |
| W | New | WAYFAIR, INC. | $4,830,000 | – | 123,855 | +100.0% | 0.70% | – |
| GRPN | Sell | GROUPON, INC. | $4,793,000 | -41.4% | 1,474,847 | -28.1% | 0.69% | -37.0% |
| NXTM | New | NXSTAGE MEDICAL, INC. | $4,679,000 | – | 215,810 | +100.0% | 0.67% | – |
| RAX | Sell | RACKSPACE HOSTING, INC. | $4,515,000 | -42.9% | 216,434 | -40.9% | 0.65% | -38.6% |
| SUPN | Sell | SUPERNUS PHARMACEUTICALS, INC. | $4,375,000 | +10.0% | 214,784 | -17.7% | 0.63% | +18.2% |
| BSFT | Sell | BROADSOFT, INC. | $4,187,000 | -37.0% | 102,050 | -38.1% | 0.60% | -32.2% |
| AXAS | New | ABRAXAS PETROLEUM CORPORATION | $4,168,000 | – | 3,688,924 | +100.0% | 0.60% | – |
| FVE | Sell | FIVE STAR QUALITY CARE, INC. | $4,083,000 | -21.8% | 1,744,661 | -23.5% | 0.59% | -15.9% |
| AAL | New | AMERICAN AIRLINES GROUP, INC. | $4,022,000 | – | 142,070 | +100.0% | 0.58% | – |
| AAOI | Sell | APPLIED OPTOELECTRONICS, INC. | $3,952,000 | -51.1% | 354,480 | -34.6% | 0.57% | -47.4% |
| MCRB | Buy | SERES THERAPEUTICS, INC. | $3,889,000 | +22.8% | 133,883 | +12.2% | 0.56% | +32.1% |
| LOCO | Sell | EL POLLO LOCO HOLDINGS, INC. | $3,789,000 | -14.6% | 291,445 | -12.4% | 0.55% | -8.1% |
| LIOX | Sell | LIONBRIDGE TECHNOLOGIES, INC. | $3,693,000 | -33.0% | 934,988 | -14.2% | 0.53% | -27.9% |
| NOMD | New | NOMAD FOODS LTD. | $3,660,000 | – | 458,613 | +100.0% | 0.53% | – |
| WEB | Sell | WEB.COM GROUP, INC. | $3,552,000 | -43.7% | 195,359 | -38.6% | 0.51% | -39.4% |
| WNS | New | WNS (HOLDINGS) LIMITED | $3,542,000 | – | 131,193 | +100.0% | 0.51% | – |
| INFN | Sell | INFINERA CORPORATION | $3,486,000 | -30.1% | 309,067 | -0.4% | 0.50% | -24.7% |
| MTX | Sell | MINERALS TECHNOLOGIES, INC. | $3,454,000 | -6.7% | 60,814 | -6.7% | 0.50% | +0.2% |
| KONAQ | Buy | KONA GRILL, INC. | $3,390,000 | -1.5% | 316,194 | +19.0% | 0.49% | +5.9% |
| CFCOU | New | CF CORPORATION | $3,282,000 | – | 330,810 | +100.0% | 0.47% | – |
| PMTS | Buy | CPI CARD GROUP, INC. | $3,210,000 | +104.3% | 640,733 | +236.1% | 0.46% | +120.0% |
| WLTW | Sell | WILLIS TOWERS WATSON PLC | $3,161,000 | -62.5% | 25,426 | -64.2% | 0.46% | -59.7% |
| ADS | Sell | ALLIANCE DATA SYSTEMS CORPORATION | $3,136,000 | -21.5% | 16,009 | -11.8% | 0.45% | -15.5% |
| EXPE | Buy | EXPEDIA, INC. | $3,097,000 | +44.4% | 29,130 | +46.5% | 0.45% | +55.4% |
| MCK | Sell | MCKESSON CORPORATION | $3,085,000 | -42.6% | 16,530 | -51.6% | 0.44% | -38.2% |
| BBRG | Sell | BRAVO BRIO RESTAURANT GROUP, INC. | $2,997,000 | -34.8% | 365,974 | -38.3% | 0.43% | -29.9% |
| HUBS | Sell | HUBSPOT, INC. | $2,901,000 | -31.9% | 66,814 | -31.6% | 0.42% | -26.8% |
| FLWS | Buy | 1-800-FLOWERS.COM, INC. | $2,851,000 | +22.5% | 316,058 | +7.0% | 0.41% | +31.7% |
| WIX | Sell | WIX .COM LTD. | $2,809,000 | -29.1% | 92,562 | -52.6% | 0.40% | -23.6% |
| GSM | Buy | FERROGLOBE, PLC | $2,799,000 | +51.7% | 325,071 | +55.2% | 0.40% | +63.2% |
| ANIK | Sell | ANIKA THERAPEUTICS, INC. | $2,765,000 | -52.8% | 51,540 | -60.6% | 0.40% | -49.2% |
| AGO | New | ASSURED GUARANTY LTD. | $2,691,000 | – | 106,084 | +100.0% | 0.39% | – |
| INST | Buy | INSTRUCTURE, INC. | $2,588,000 | +27.9% | 136,198 | +20.8% | 0.37% | +37.6% |
| NAVI | New | NAVIENT CORPORATION | $2,541,000 | – | 212,659 | +100.0% | 0.37% | – |
| CAI | New | CAI INTERNATIONAL, INC. | $2,334,000 | – | 311,174 | +100.0% | 0.34% | – |
| ADBE | Sell | ADOBE SYSTEMS, INC. | $2,259,000 | -17.3% | 23,586 | -19.0% | 0.32% | -11.2% |
| OVAS | Buy | OVASCIENCE, INC. | $2,087,000 | -43.9% | 400,510 | +2.1% | 0.30% | -39.7% |
| SQI | Sell | SCIQUEST, INC. | $2,009,000 | -85.2% | 113,781 | -88.4% | 0.29% | -84.1% |
| AGIO | Sell | AGIOS PHARMACEUTICALS, INC. | $1,687,000 | -2.4% | 40,261 | -5.5% | 0.24% | +4.7% |
| SYF | New | SYNCHRONY FINANCIAL | $1,634,000 | – | 64,623 | +100.0% | 0.24% | – |
| BLUE | Sell | BLUEBIRD BIO, INC. | $1,606,000 | -41.0% | 37,090 | -42.1% | 0.23% | -36.7% |
| NNA | New | NAVIOS MARITIME ACQUISITION CORPORATION | $1,561,000 | – | 994,054 | +100.0% | 0.22% | – |
| SABR | New | SABRE CORPORATION | $1,474,000 | – | 55,004 | +100.0% | 0.21% | – |
| GUID | Sell | GUIDANCE SOFTWARE, INC. | $1,248,000 | +25.7% | 201,660 | -12.7% | 0.18% | +35.3% |
| EURN | New | EURONAV NV | $1,234,000 | – | 134,575 | +100.0% | 0.18% | – |
| MERC | Sell | MERCER INTERNATIONAL, INC. | $1,182,000 | -75.6% | 148,139 | -71.1% | 0.17% | -73.8% |
| TWTR | Sell | TWITTER, INC. | $1,147,000 | -72.1% | 67,809 | -72.7% | 0.16% | -70.0% |
| GT | Sell | THE GOODYEAR TIRE & RUBBER CO. | $1,027,000 | -93.4% | 40,014 | -91.5% | 0.15% | -92.9% |
| RLYP | Sell | RELYPSA, INC. | $827,000 | -75.0% | 44,719 | -81.7% | 0.12% | -73.2% |
| SFLY | Sell | SHUTTERFLY, INC. | $701,000 | -81.4% | 15,046 | -81.5% | 0.10% | -80.0% |
| CTSH | Sell | COGNIZANT TECH SOLUTIONS CORPORATION | $660,000 | -81.2% | 11,523 | -79.4% | 0.10% | -79.8% |
| SQNM | Sell | SEQUENOM, INC. | $647,000 | -82.9% | 708,205 | -73.6% | 0.09% | -81.7% |
| PRGO | Exit | PERRIGO CO PLC | $0 | – | -8,660 | -100.0% | -0.15% | – |
| SCOR | Exit | COMSCORE, INC. | $0 | – | -40,978 | -100.0% | -0.16% | – |
| TACO | Exit | DEL TACO RESTAURANTS, INC. | $0 | – | -122,014 | -100.0% | -0.17% | – |
| BIDU | Exit | BAIDU, INC. | $0 | – | -7,494 | -100.0% | -0.19% | – |
| QADA | Exit | QAD, INC. | $0 | – | -82,750 | -100.0% | -0.24% | – |
| TILE | Exit | INTERFACE, INC. | $0 | – | -99,298 | -100.0% | -0.25% | – |
| MACK | Exit | MERRIMACK PHARMACEUTICALS, INC. | $0 | – | -227,051 | -100.0% | -0.25% | – |
| COVS | Exit | COVISINT CORPORATION | $0 | – | -992,908 | -100.0% | -0.27% | – |
| SPSC | Exit | SPS COMMERCE | $0 | – | -50,547 | -100.0% | -0.29% | – |
| GKOS | Exit | GLAUKOS CORPORATION | $0 | – | -132,711 | -100.0% | -0.30% | – |
| TCS | Exit | CONTAINER STORE GROUP, INC. | $0 | – | -427,951 | -100.0% | -0.34% | – |
| CHKP | Exit | CHECK POINT SOFTWARE TECH. LTD. | $0 | – | -31,369 | -100.0% | -0.37% | – |
| HT | Exit | HERSHA HOSPITALITY TRUST | $0 | – | -143,395 | -100.0% | -0.41% | – |
| MESG | Exit | XURA, INC. | $0 | – | -163,060 | -100.0% | -0.43% | – |
| QLYS | Exit | QUALYS, INC. | $0 | – | -162,593 | -100.0% | -0.55% | – |
| ALLY | Exit | ALLY FINANCIAL, INC. | $0 | – | -281,035 | -100.0% | -0.70% | – |
| ECPG | Exit | ENCORE CAPITAL GROUP, INC. | $0 | – | -222,395 | -100.0% | -0.77% | – |
| 3106PS | Exit | DELPHI AUTOMOTIVE PLC | $0 | – | -82,953 | -100.0% | -0.83% | – |
| AKAM | Exit | AKAMAI TECHNOLOGIES, INC. | $0 | – | -128,442 | -100.0% | -0.96% | – |
| EPAY | Exit | BOTTOMLINE TECHNOLOGIES, INC. | $0 | – | -274,544 | -100.0% | -1.12% | – |
| MKTO | Exit | MARKETO, INC. | $0 | – | -457,658 | -100.0% | -1.20% | – |
| RCII | Exit | RENT-A-CENTER, INC. | $0 | – | -673,936 | -100.0% | -1.43% | – |
| CTB | Exit | COOPER TIRE & RUBBER CO. | $0 | – | -312,274 | -100.0% | -1.55% | – |
Original filings
The following EDGAR filing(s) were analyzed to create this report:
- View 13F-HR filed 2016-08-12
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.