$770 Million is the total value of Portolan Capital Management's 120 reported holdings in Q1 2017. The portfolio turnover from Q4 2016 to Q1 2017 was 60.0% .
| Value | Shares | ↓ Weighting | ||||||
|---|---|---|---|---|---|---|---|---|
| CWST | Sell | CASELLA WASTE SYSTEMS, INC. | $38,643,000 | +3.3% | 2,738,686 | -9.1% | 5.02% | -0.3% |
| CALD | Sell | CALLIDUS SOFTWARE, INC. | $21,462,000 | -5.7% | 1,005,230 | -25.8% | 2.79% | -9.0% |
| STMP | Sell | STAMPS.COM, INC. | $20,409,000 | -28.6% | 172,448 | -30.9% | 2.65% | -31.1% |
| GOOG | Sell | ALPHABET, INC. | $19,826,000 | +3.6% | 23,899 | -3.6% | 2.58% | 0.0% |
| EEFT | Buy | EURONET WORLDWIDE, INC. | $18,114,000 | +51.4% | 211,810 | +28.3% | 2.35% | +46.1% |
| CRCM | Sell | CARE.COM, INC. | $16,798,000 | +37.6% | 1,342,757 | -5.8% | 2.18% | +32.7% |
| SLM | Buy | SLM CORPORATION | $16,147,000 | +82.7% | 1,334,511 | +66.4% | 2.10% | +76.3% |
| BIO | Buy | BIO-RAD LABORATORIES, INC. | $15,797,000 | +9.7% | 79,246 | +0.3% | 2.05% | +5.8% |
| NXTM | Sell | NXSTAGE MEDICAL, INC. | $14,623,000 | -3.2% | 545,032 | -5.4% | 1.90% | -6.6% |
| KS | Buy | KAPSTONE PAPER AND PACKAGING CORPORATION | $13,742,000 | +127.0% | 594,877 | +116.6% | 1.78% | +119.0% |
| RNG | Buy | RINGCENTRAL, INC. | $12,805,000 | +58.6% | 452,481 | +15.4% | 1.66% | +53.1% |
| REN | Buy | RESOLUTE ENERGY CORPORATION | $11,622,000 | +71.8% | 287,670 | +75.2% | 1.51% | +65.8% |
| XOGAQ | New | EXTRACTION OIL & GAS, INC. | $11,402,000 | – | 614,645 | +100.0% | 1.48% | – |
| STNG | Buy | SCORPIO TANKERS, INC. | $11,336,000 | +135.9% | 2,553,196 | +140.7% | 1.47% | +127.7% |
| CARB | Buy | CARBONITE, INC. | $11,288,000 | +57.4% | 556,028 | +27.2% | 1.47% | +52.0% |
| HDP | Sell | HORTONWORKS, INC. | $10,524,000 | -11.3% | 1,072,860 | -24.9% | 1.37% | -14.5% |
| GDDY | Sell | GODADDY, INC. | $10,415,000 | +5.0% | 274,797 | -3.2% | 1.35% | +1.3% |
| ADBE | Buy | ADOBE SYSTEMS, INC. | $10,367,000 | +41.0% | 79,666 | +11.6% | 1.35% | +36.1% |
| ABMD | Buy | ABIOMED, INC. | $10,304,000 | +77.7% | 82,298 | +59.9% | 1.34% | +71.4% |
| CSTM | New | CONSTELLIUM HOLDCO B V | $10,117,000 | – | 1,556,444 | +100.0% | 1.31% | – |
| INST | Buy | INSTRUCTURE, INC. | $9,901,000 | +32.1% | 423,100 | +10.4% | 1.29% | +27.5% |
| TREE | New | LENDINGTREE, INC. | $9,851,000 | – | 78,589 | +100.0% | 1.28% | – |
| NUAN | Buy | NUANCE COMMUNICATIONS, INC. | $9,781,000 | +112.5% | 565,034 | +82.9% | 1.27% | +105.0% |
| RESI | Sell | ALTISOURCE RESIDENTIAL CORPORATION | $9,411,000 | +2.3% | 617,092 | -26.0% | 1.22% | -1.3% |
| PYPL | Buy | PAYPAL HOLDINGS, INC. | $9,151,000 | +18.7% | 212,708 | +8.9% | 1.19% | +14.5% |
| WIX | Sell | WIX .COM LTD. | $9,040,000 | +30.8% | 133,134 | -14.2% | 1.18% | +26.3% |
| ELLI | Buy | ELLIE MAE, INC. | $9,000,000 | +93.6% | 89,756 | +61.6% | 1.17% | +86.7% |
| RYI | New | RYERSON HOLDING CORPORATION | $8,939,000 | – | 709,517 | +100.0% | 1.16% | – |
| MTCH | Buy | MATCH GROUP, INC. | $8,907,000 | +63.7% | 545,449 | +71.4% | 1.16% | +58.1% |
| RH | New | RH | $8,856,000 | – | 191,436 | +100.0% | 1.15% | – |
| OEC | Buy | ORION ENGINEERED CARBONS S.A. | $8,618,000 | +170.9% | 420,360 | +149.1% | 1.12% | +161.7% |
| FRGI | Buy | FIESTA RESTAURANT GROUP, INC. | $8,376,000 | -6.1% | 346,105 | +15.8% | 1.09% | -9.4% |
| GSM | Sell | FERROGLOBE, PLC. | $8,101,000 | -37.5% | 784,264 | -34.5% | 1.05% | -39.7% |
| FN | Buy | FABRINET | $7,927,000 | +114.7% | 188,609 | +105.9% | 1.03% | +107.2% |
| BOX | Sell | BOX, INC. | $7,707,000 | -15.1% | 472,516 | -27.8% | 1.00% | -18.1% |
| COT | New | COTT CORP. | $7,360,000 | – | 595,481 | +100.0% | 0.96% | – |
| SIVB | Buy | SVB FINANCIAL GROUP | $7,298,000 | +15.2% | 39,220 | +6.2% | 0.95% | +11.1% |
| FB | Sell | FACEBOOK, INC. | $7,281,000 | +21.3% | 51,254 | -1.7% | 0.95% | +17.1% |
| ASC | Buy | ARDMORE SHIPPING CORPORATION | $7,102,000 | +22.8% | 882,244 | +12.9% | 0.92% | +18.6% |
| SQ | Sell | SQUARE, INC. | $7,087,000 | -13.5% | 410,135 | -31.8% | 0.92% | -16.6% |
| OCLR | Buy | OCLARO, INC. | $6,946,000 | +38.7% | 707,376 | +26.4% | 0.90% | +33.8% |
| HUBS | Buy | HUBSPOT, INC. | $6,827,000 | +29.4% | 112,760 | +0.5% | 0.89% | +24.9% |
| UIS | Sell | UNISYS CORPORATION | $6,730,000 | -42.7% | 482,480 | -38.6% | 0.87% | -44.8% |
| VOYA | Buy | VOYA FINANCIAL INC CMN | $6,676,000 | +33.5% | 175,855 | +37.9% | 0.87% | +28.8% |
| VG | Sell | VONAGE HOLDINGS CORP. CMN | $6,671,000 | -20.3% | 1,055,595 | -13.6% | 0.87% | -23.1% |
| TECK | New | TECK RESOURCES LIMITED | $6,669,000 | – | 304,526 | +100.0% | 0.87% | – |
| TASR | New | TASER INTERNATIONAL, INC. | $6,570,000 | – | 288,296 | +100.0% | 0.85% | – |
| QADA | Buy | QAD, INC. | $6,415,000 | +91.3% | 230,321 | +108.8% | 0.83% | +84.7% |
| SKX | Sell | SKECHERS USA, INC. | $6,189,000 | -51.9% | 225,454 | -57.0% | 0.80% | -53.6% |
| CBT | New | CABOT CORP. | $6,008,000 | – | 100,299 | +100.0% | 0.78% | – |
| IPHI | Buy | INPHI CORPORATION | $5,932,000 | +18.3% | 121,509 | +8.1% | 0.77% | +14.2% |
| FIVN | Sell | FIVE9, INC. | $5,746,000 | +7.6% | 349,089 | -7.2% | 0.75% | +3.9% |
| TAST | Buy | CARROLS RESTAURANT GROUP, INC. | $5,546,000 | +27.7% | 391,909 | +37.6% | 0.72% | +23.2% |
| MTSI | Buy | MACOM TECHNOLOGY SOLUTIONS | $5,456,000 | +129.7% | 112,950 | +120.1% | 0.71% | +121.6% |
| PACW | Buy | PACWEST BANCORP | $5,400,000 | +38.1% | 101,402 | +41.2% | 0.70% | +33.5% |
| MERC | Buy | MERCER INTERNATIONAL, INC. | $5,337,000 | +104.9% | 456,129 | +86.5% | 0.69% | +97.4% |
| EWBC | Sell | EAST WEST BANCORP, INC. | $5,322,000 | -26.2% | 103,113 | -27.3% | 0.69% | -28.8% |
| EMKR | New | EMCORE CORPORATION | $5,292,000 | – | 587,993 | +100.0% | 0.69% | – |
| WTFC | Sell | WINTRUST FINANCIAL CORP. | $5,251,000 | -18.2% | 75,967 | -14.1% | 0.68% | -21.1% |
| NOMD | Sell | NOMAD FOODS LTD. | $5,232,000 | -29.5% | 456,979 | -41.1% | 0.68% | -31.9% |
| TROX | Sell | TRONOX LIMITED | $5,167,000 | -7.6% | 280,047 | -48.4% | 0.67% | -10.9% |
| XOXO | Sell | XO GROUP, INC. | $5,087,000 | -17.1% | 295,595 | -6.3% | 0.66% | -20.0% |
| GPORQ | Sell | GULFPORT ENERGY CORPORATION | $4,884,000 | -51.8% | 284,102 | -39.4% | 0.64% | -53.5% |
| LITE | Buy | LUMENTUM HOLDINGS, INC. | $4,671,000 | +43.6% | 87,553 | +4.0% | 0.61% | +38.6% |
| PKG | New | PACKAGING CORP OF AMERICA COMMON STOCK | $4,658,000 | – | 50,843 | +100.0% | 0.60% | – |
| UTHR | Sell | UNITED THERAPEUTICS CORPORATION | $4,531,000 | -61.0% | 33,469 | -58.6% | 0.59% | -62.3% |
| ALRM | Buy | ALARM.COM HOLDINGS, INC. | $4,422,000 | +29.0% | 143,860 | +16.8% | 0.58% | +24.5% |
| RP | New | REALPAGE, INC. | $4,418,000 | – | 126,610 | +100.0% | 0.57% | – |
| CF | Sell | CF INDUSTRIES HOLDINGS, INC. | $4,302,000 | -47.1% | 146,565 | -43.3% | 0.56% | -49.0% |
| PRMW | New | PRIMO WATER CORPORATION | $4,295,000 | – | 316,310 | +100.0% | 0.56% | – |
| QLYS | Sell | QUALYS, INC. | $3,938,000 | -12.9% | 103,886 | -27.3% | 0.51% | -15.9% |
| HHC | New | THE HOWARD HUGHES CORPORATION | $3,908,000 | – | 33,335 | +100.0% | 0.51% | – |
| ABTL | Sell | AUTOBYTEL, INC. | $3,883,000 | -21.1% | 309,846 | -15.3% | 0.50% | -24.0% |
| EMN | New | EASTMAN CHEMICAL COMPANY | $3,856,000 | – | 47,726 | +100.0% | 0.50% | – |
| BKD | Buy | BROOKDALE SENIOR LIVING, INC. | $3,858,000 | +55.0% | 287,256 | +43.3% | 0.50% | +49.6% |
| HUN | New | HUNTSMAN CORPORATION | $3,793,000 | – | 154,533 | +100.0% | 0.49% | – |
| JCOM | Sell | J2 GLOBAL, INC. | $3,776,000 | -50.6% | 44,991 | -51.8% | 0.49% | -52.3% |
| CENX | New | CENTURY ALUMINUM COMPANY | $3,741,000 | – | 294,771 | +100.0% | 0.49% | – |
| KRA | Buy | KRATON CORPORATION | $3,719,000 | +21.1% | 120,289 | +11.6% | 0.48% | +16.9% |
| ZEN | Sell | ZENDESK, INC. | $3,652,000 | -12.9% | 130,258 | -34.1% | 0.47% | -16.0% |
| CTB | Sell | COOPER TIRE & RUBBER COMPANY | $3,524,000 | -30.1% | 79,470 | -38.8% | 0.46% | -32.5% |
| NEWR | New | NEW RELIC, INC. | $3,493,000 | – | 94,208 | +100.0% | 0.45% | – |
| CMRE | New | COSTAMARE, INC. | $3,451,000 | – | 518,133 | +100.0% | 0.45% | – |
| WIFI | New | BOINGO WIRELESS, INC. | $3,394,000 | – | 261,225 | +100.0% | 0.44% | – |
| AAOI | Sell | APPLIED OPTOELECTRONICS, INC. | $3,347,000 | +121.1% | 59,609 | -7.7% | 0.44% | +113.2% |
| UBS | Sell | UBS GROUP AG | $3,310,000 | -37.2% | 207,522 | -38.3% | 0.43% | -39.4% |
| AA | New | ALCOA CORPORATION | $3,213,000 | – | 93,399 | +100.0% | 0.42% | – |
| CMA | New | COMERICA INCORPORATED | $3,017,000 | – | 43,995 | +100.0% | 0.39% | – |
| CRY | New | CRYOLIFE, INC. | $3,003,000 | – | 180,337 | +100.0% | 0.39% | – |
| APTI | New | APPTIO, INC. | $2,987,000 | – | 254,659 | +100.0% | 0.39% | – |
| TNAV | New | TELENAV, INC. | $2,871,000 | – | 331,853 | +100.0% | 0.37% | – |
| EBIX | Sell | EBIX, INC. | $2,847,000 | -45.0% | 46,483 | -48.7% | 0.37% | -46.8% |
| PMTS | Buy | CPI CARD GROUP, INC. | $2,828,000 | +210.4% | 673,337 | +206.9% | 0.37% | +198.4% |
| EA | Sell | ELECTRONIC ARTS | $2,815,000 | -1.1% | 31,447 | -12.9% | 0.37% | -4.4% |
| FITB | Sell | FIFTH THIRD BANCORP | $2,732,000 | -44.3% | 107,573 | -40.9% | 0.36% | -46.3% |
| TWNK | New | HOSTESS BRANDS, INC. | $2,721,000 | – | 171,477 | +100.0% | 0.35% | – |
| JOBS | New | 51JOB, INC. | $2,569,000 | – | 70,078 | +100.0% | 0.33% | – |
| URI | Sell | UNITED RENTALS, INC. | $2,536,000 | -53.4% | 20,286 | -60.7% | 0.33% | -55.1% |
| VRTU | Sell | VIRTUSA CORPORATION | $2,529,000 | -31.0% | 83,675 | -42.7% | 0.33% | -33.3% |
| GSTCQ | Sell | GASTAR EXPLORATION, INC. | $2,244,000 | -49.0% | 1,457,537 | -48.7% | 0.29% | -50.7% |
| NTB | New | BANK OF N.T. BUTTERFIELD & SON LIMITED | $2,231,000 | – | 69,914 | +100.0% | 0.29% | – |
| INAP | Sell | INTERNAP CORPORATION | $2,105,000 | +96.4% | 565,889 | -18.7% | 0.27% | +89.6% |
| FVE | Sell | FIVE STAR SENIOR LIVING, INC. | $2,091,000 | -20.4% | 972,855 | -0.0% | 0.27% | -23.2% |
| TWLO | New | TWILIO, INC. | $2,096,000 | – | 72,622 | +100.0% | 0.27% | – |
| CFG | Sell | CITIZENS FINANCIAL GROUP, INC. | $2,072,000 | -69.8% | 59,969 | -68.9% | 0.27% | -70.9% |
| X | New | UNITED STATES STEEL CORPORATION | $2,054,000 | – | 60,759 | +100.0% | 0.27% | – |
| RLH | New | RED LION HOTELS CORPORATION | $2,005,000 | – | 284,443 | +100.0% | 0.26% | – |
| EGHT | Sell | 8X8, INC. | $1,840,000 | -70.9% | 120,615 | -72.8% | 0.24% | -71.9% |
| USAK | New | USA TRUCK, INC. | $1,839,000 | – | 250,226 | +100.0% | 0.24% | – |
| AVDL | New | AVADEL PHARMACEUTICALS PLC | $1,780,000 | – | 183,866 | +100.0% | 0.23% | – |
| DB | Sell | DEUTSCHE BANK AG | $1,717,000 | -50.3% | 100,061 | -47.6% | 0.22% | -52.0% |
| AXAS | Sell | ABRAXAS PETROLEUM CORPORATION | $1,449,000 | -78.9% | 717,408 | -73.1% | 0.19% | -79.7% |
| MIME | Buy | MIMECAST LTD. | $1,286,000 | +101.6% | 57,420 | +61.1% | 0.17% | +94.2% |
| DXLG | Sell | DESTINATION XL GROUP, INC. | $1,039,000 | -83.7% | 364,746 | -75.7% | 0.14% | -84.3% |
| ITI | New | ITERIS, INC. | $957,000 | – | 175,942 | +100.0% | 0.12% | – |
| AGO | ASSURED GUARANTY LTD. | $900,000 | -1.7% | 24,243 | 0.0% | 0.12% | -4.9% | |
| JAKK | JAKKS PACIFIC, INC. | $843,000 | +6.8% | 153,270 | 0.0% | 0.11% | +3.8% | |
| IPI | Sell | INTREPID POTASH, INC. | $830,000 | -75.3% | 482,348 | -70.1% | 0.11% | -76.1% |
| ANIK | Sell | ANIKA THERAPEUTICS, INC. | $643,000 | -80.7% | 14,807 | -78.2% | 0.08% | -81.2% |
| DBRT | New | RTS/DEUTSCHE BANK AKTIENGESELLSCHAFT EXP04/06/2017rts | $260,000 | – | 110,364 | +100.0% | 0.03% | – |
| LIOX | Exit | LIONBRIDGE TECHNOLOGIES, INC. | $0 | – | -15,985 | -100.0% | -0.01% | – |
| NNA | Exit | NAVIOS MARITIME ACQUISITION CORPORATION | $0 | – | -59,492 | -100.0% | -0.01% | – |
| GRPN | Exit | GROUPON, INC. | $0 | – | -42,813 | -100.0% | -0.02% | – |
| FLWS | Exit | 1-800-FLOWERS.COM, INC. | $0 | – | -32,356 | -100.0% | -0.05% | – |
| LOCK | Exit | LIFELOCK, INC. | $0 | – | -24,209 | -100.0% | -0.08% | – |
| OVAS | Exit | OVASCIENCE, INC. | $0 | – | -664,757 | -100.0% | -0.14% | – |
| BSFT | Exit | BROADSOFT, INC. | $0 | – | -25,424 | -100.0% | -0.14% | – |
| IMPV | Exit | IMPERVA, INC. | $0 | – | -27,292 | -100.0% | -0.14% | – |
| MCRB | Exit | SERES THERAPEUTICS, INC. | $0 | – | -111,054 | -100.0% | -0.15% | – |
| BCOV | Exit | BRIGHTCOVE, INC. | $0 | – | -156,423 | -100.0% | -0.17% | – |
| CFCOU | Exit | CF CORPORATIONother | $0 | – | -158,008 | -100.0% | -0.22% | – |
| DTEA | Exit | DAVIDSTEA, INC. | $0 | – | -278,828 | -100.0% | -0.26% | – |
| CAI | Exit | CAI INTERNATIONAL, INC. | $0 | – | -222,164 | -100.0% | -0.26% | – |
| DMRC | Exit | DIGIMARC CORPORATION | $0 | – | -64,898 | -100.0% | -0.26% | – |
| BV | Exit | BAZAARVOICE, INC. | $0 | – | -418,614 | -100.0% | -0.27% | – |
| DS | Exit | DRIVE SHACK, INC. | $0 | – | -546,659 | -100.0% | -0.28% | – |
| RPD | Exit | RAPID7, INC. | $0 | – | -178,684 | -100.0% | -0.29% | – |
| LOCO | Exit | EL POLLO LOCO HOLDINGS, INC. | $0 | – | -194,660 | -100.0% | -0.32% | – |
| ASPS | Exit | ALTISOURCE PORTFOLIO SOLUTIONS S.A. | $0 | – | -94,070 | -100.0% | -0.34% | – |
| LONEQ | Exit | LONESTAR RESOURCES US, INC. | $0 | – | -299,390 | -100.0% | -0.34% | – |
| UA | Exit | UNDER ARMOUR, INC. | $0 | – | -103,534 | -100.0% | -0.35% | – |
| SBNY | Exit | SIGNATURE BANK | $0 | – | -17,567 | -100.0% | -0.36% | – |
| TBBK | Exit | THE BANCORP, INC. | $0 | – | -342,752 | -100.0% | -0.36% | – |
| FLML | Exit | FLAMEL TECHNOLOGIES | $0 | – | -279,351 | -100.0% | -0.39% | – |
| PINC | Exit | PREMIER, INC. | $0 | – | -104,565 | -100.0% | -0.43% | – |
| W | Exit | WAYFAIR, INC. | $0 | – | -93,415 | -100.0% | -0.44% | – |
| ARCC | Exit | ARES CAPITAL CORPORATION | $0 | – | -239,276 | -100.0% | -0.53% | – |
| PEIX | Exit | PACIFIC ETHANOL, INC. | $0 | – | -424,196 | -100.0% | -0.54% | – |
| CVLG | Exit | COVENANT TRANSPORTATION GROUP, INC. | $0 | – | -222,699 | -100.0% | -0.58% | – |
| CNX | Exit | CONSOL ENERGY, INC. | $0 | – | -248,600 | -100.0% | -0.61% | – |
| CFMS | Exit | CONFORMIS, INC. | $0 | – | -607,283 | -100.0% | -0.66% | – |
| TCF | Exit | TCF FINANCIAL CORPORATION | $0 | – | -279,784 | -100.0% | -0.74% | – |
| ATRC | Exit | ATRICURE, INC. | $0 | – | -297,592 | -100.0% | -0.78% | – |
| CSU | Exit | CAPITAL SENIOR LIVING CORPORATION | $0 | – | -382,860 | -100.0% | -0.83% | – |
| SYRG | Exit | SYNERGY RESOURCES CORPORATION | $0 | – | -732,880 | -100.0% | -0.88% | – |
| ETFC | Exit | E TRADE FINANCIAL CORPORATION | $0 | – | -193,177 | -100.0% | -0.90% | – |
| PBF | Exit | PBF ENERGY, INC. | $0 | – | -251,040 | -100.0% | -0.94% | – |
| MTDR | Exit | MATADOR RESOURCES COMPANY | $0 | – | -430,303 | -100.0% | -1.49% | – |
| GT | Exit | THE GOODYEAR TIRE & RUBBER CO. | $0 | – | -401,496 | -100.0% | -1.67% | – |
| WOOF | Exit | VCA, INC. | $0 | – | -190,971 | -100.0% | -1.76% | – |
Original filings
The following EDGAR filing(s) were analyzed to create this report:
- View 13F-HR filed 2017-05-15
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.