$755 Million is the total value of Portolan Capital Management's 114 reported holdings in Q3 2015. The portfolio turnover from Q2 2015 to Q3 2015 was 39.5% .
| Value | Shares | ↓ Weighting | ||||||
|---|---|---|---|---|---|---|---|---|
| SAAS | Buy | INCONTACT, INC. | $27,258,000 | +31.0% | 3,629,534 | +72.1% | 3.61% | +24.1% |
| CALD | Buy | CALLIDUS SOFTWARE, INC. | $24,114,000 | +52.6% | 1,419,280 | +39.9% | 3.20% | +44.5% |
| CWST | Buy | CASELLA WASTE SYSTEMS, INC. | $22,812,000 | +11.8% | 3,933,135 | +8.1% | 3.02% | +5.9% |
| ANIK | Buy | ANIKA THERAPEUTICS, INC. | $20,335,000 | +24.5% | 638,849 | +29.2% | 2.70% | +18.0% |
| FLML | Buy | FLAMEL TECHNOLOGIES | $19,963,000 | +5.2% | 1,223,979 | +36.7% | 2.64% | -0.3% |
| EEFT | Buy | EURONET WORLDWIDE, INC. | $17,552,000 | +311.0% | 236,896 | +242.2% | 2.33% | +289.6% |
| EGHT | Buy | 8X8, INC. | $15,802,000 | +57.4% | 1,910,764 | +70.6% | 2.09% | +49.1% |
| STMP | Buy | STAMPS.COM. INC, | $14,673,000 | +298.6% | 198,252 | +296.2% | 1.94% | +277.5% |
| GRPN | Buy | GROUPON, INC. | $14,065,000 | +130.7% | 4,314,320 | +256.0% | 1.86% | +118.5% |
| AKAM | Buy | AKAMAI TECHNOLOGIES, INC. | $13,294,000 | +94.1% | 192,496 | +96.3% | 1.76% | +83.9% |
| TSEM | Buy | TOWER SEMICONDUCTOR LTD. | $12,979,000 | +111.8% | 1,008,458 | +154.0% | 1.72% | +100.7% |
| RH | Sell | RESTORATION HARDWARE, INC. | $12,812,000 | -10.3% | 137,304 | -6.2% | 1.70% | -15.0% |
| R | Buy | RYDER SYSTEM, INC. | $12,151,000 | +60.4% | 164,119 | +89.3% | 1.61% | +52.0% |
| GOOG | Buy | GOOGLE, INC. | $12,105,000 | +134.9% | 19,895 | +101.0% | 1.60% | +122.5% |
| SFLY | Buy | SHUTTERFLY, INC. | $11,613,000 | -13.4% | 324,849 | +15.8% | 1.54% | -18.0% |
| VG | Sell | VONAGE CORPORATION | $11,595,000 | +18.3% | 1,971,970 | -1.2% | 1.54% | +12.0% |
| CAKE | Buy | CHEESECAKE FACTORY, INC. | $10,451,000 | +47.7% | 193,680 | +49.3% | 1.38% | +39.9% |
| AON | Buy | AON PLC | $10,331,000 | +160.0% | 116,586 | +192.4% | 1.37% | +146.2% |
| SAVE | New | SPIRIT AIRLINES, INC. | $9,961,000 | – | 210,590 | +100.0% | 1.32% | – |
| ABMD | Sell | ABIOMED, INC. | $9,567,000 | -45.7% | 103,138 | -61.5% | 1.27% | -48.5% |
| QLYS | Buy | QUALYS, INC. | $9,551,000 | +65.1% | 335,585 | +134.1% | 1.27% | +56.5% |
| DXLG | Buy | DESTINATION XL GROUP, INC. | $9,499,000 | +98.1% | 1,634,996 | +70.9% | 1.26% | +87.9% |
| CTB | New | COOPER TIRE & RUBBER CO. | $9,463,000 | – | 239,505 | +100.0% | 1.25% | – |
| VRTU | Sell | VIRTUSA CORPORATION | $9,077,000 | -6.1% | 176,898 | -5.9% | 1.20% | -11.0% |
| DSW | Buy | DSW, INC. | $8,932,000 | +153.1% | 352,916 | +233.7% | 1.18% | +139.7% |
| EA | Sell | ELECTRONIC ARTS | $8,673,000 | -4.9% | 128,012 | -6.6% | 1.15% | -9.9% |
| AWAY | Sell | HOMEAWAY, INC. | $8,654,000 | -29.7% | 326,087 | -17.6% | 1.15% | -33.4% |
| SFM | New | SPROUTS FARMERS MARKET, INC. | $8,462,000 | – | 401,046 | +100.0% | 1.12% | – |
| AVGTF | Buy | AVG TECHNOLOGIES N.V. | $8,346,000 | +58.7% | 383,705 | +98.5% | 1.11% | +50.3% |
| GT | Sell | GOODYEAR TIRE & RUBBER CO. | $8,258,000 | -48.8% | 281,550 | -47.4% | 1.09% | -51.5% |
| LIOX | Sell | LIONBRIDGE TECHNOLOGIES, INC. | $8,168,000 | -20.4% | 1,653,393 | -0.6% | 1.08% | -24.7% |
| PINC | Buy | PREMIER, INC. | $8,081,000 | +92.4% | 235,128 | +115.3% | 1.07% | +82.5% |
| RESI | Buy | ALTISOURCE RESIDENTIAL CORPORATION | $8,042,000 | +31.6% | 577,739 | +59.3% | 1.07% | +24.7% |
| CUDA | Buy | BARRACUDA NETWORKS, INC. | $7,990,000 | +156.7% | 512,866 | +553.0% | 1.06% | +143.4% |
| SQNM | Sell | SEQUENOM, INC. | $7,946,000 | -46.6% | 4,540,781 | -7.3% | 1.05% | -49.4% |
| NWSA | Buy | NEWS CORPORATION | $7,610,000 | +2.2% | 603,003 | +18.2% | 1.01% | -3.2% |
| CSU | Buy | CAPITAL SENIOR LIVING CORPORATION | $7,560,000 | +88.2% | 377,047 | +130.0% | 1.00% | +78.3% |
| SM | New | SM ENERGY CO. | $7,259,000 | – | 226,549 | +100.0% | 0.96% | – |
| CBPX | New | CONTINENTAL BLDG PRODS, INC. | $7,238,000 | – | 352,374 | +100.0% | 0.96% | – |
| XOXO | Buy | XO GROUP, INC. | $7,241,000 | +24.9% | 512,469 | +44.5% | 0.96% | +18.2% |
| RNG | Sell | RINGCENTRAL, INC. | $7,133,000 | -17.2% | 393,008 | -15.7% | 0.94% | -21.6% |
| BIDU | New | BAIDU, INC. | $7,046,000 | – | 51,278 | +100.0% | 0.93% | – |
| OCUL | Buy | OCULAR THERAPEUTIX, INC. | $6,921,000 | +168.6% | 492,225 | +301.8% | 0.92% | +154.7% |
| FRGI | Sell | FIESTA RESTAURANT GROUP, INC. | $6,864,000 | -30.5% | 151,290 | -23.5% | 0.91% | -34.2% |
| FNF | Buy | FIDELITY NATIONAL FINANCIAL, INC. | $6,740,000 | +134.8% | 190,012 | +144.8% | 0.89% | +122.1% |
| SFS | Sell | SMART & FINAL STORES, INC. | $6,575,000 | -23.2% | 418,538 | -12.6% | 0.87% | -27.2% |
| SQI | Buy | SCIQUEST, INC. | $6,444,000 | -5.4% | 644,386 | +40.1% | 0.85% | -10.4% |
| COVS | Buy | COVISINT CORPORATION | $6,340,000 | -14.8% | 2,948,782 | +29.6% | 0.84% | -19.3% |
| MWW | Sell | MONSTER WORLDWIDE, INC. | $6,282,000 | -64.6% | 978,485 | -63.9% | 0.83% | -66.4% |
| MKTO | New | MARKETO, INC. | $6,266,000 | – | 220,472 | +100.0% | 0.83% | – |
| HHC | Sell | HOWARD HUGHES CORPORATION | $6,095,000 | -49.8% | 53,117 | -37.2% | 0.81% | -52.4% |
| TNGO | Buy | TANGOE, INC. | $5,986,000 | -24.2% | 831,334 | +32.5% | 0.79% | -28.2% |
| AAN | Sell | AARON RENTS, INC. | $5,945,000 | -30.8% | 164,645 | -30.6% | 0.79% | -34.4% |
| ABTL | Buy | AUTOBYTEL, INC. | $5,800,000 | +215.4% | 345,875 | +200.7% | 0.77% | +199.2% |
| NEWP | Buy | NEWPORT CORPORATION | $5,778,000 | -9.4% | 420,242 | +24.9% | 0.77% | -14.1% |
| RDWR | Buy | RADWARE LTD. | $5,715,000 | +24.2% | 351,505 | +69.6% | 0.76% | +17.7% |
| NEWM | Sell | NEW MEDIA INVESTMENT GROUP, INC. | $5,660,000 | -58.8% | 366,083 | -52.2% | 0.75% | -60.9% |
| HDS | Buy | HD SUPPLY HOLDINGS, INC. | $5,621,000 | +250.9% | 196,384 | +331.3% | 0.74% | +232.6% |
| KMX | Buy | CARMAX, INC. | $5,478,000 | +76.1% | 92,342 | +96.5% | 0.73% | +66.9% |
| FIVN | Buy | FIVE9, INC. | $5,354,000 | -16.3% | 1,446,990 | +18.3% | 0.71% | -20.8% |
| LUV | New | SOUTHWEST AIRLINES CO. | $5,261,000 | – | 138,306 | +100.0% | 0.70% | – |
| TAST | Sell | CARROLS RESTAURANT GROUP, INC. | $5,138,000 | -14.0% | 431,768 | -24.9% | 0.68% | -18.5% |
| CLGX | New | CORELOGIC, INC. | $5,083,000 | – | 136,529 | +100.0% | 0.67% | – |
| TTGT | Sell | TECHTARGET, INC. | $5,074,000 | -6.0% | 595,588 | -1.4% | 0.67% | -11.0% |
| AAL | Sell | AMERICAN AIRLINES GROUP, INC. | $4,762,000 | -41.4% | 122,642 | -39.7% | 0.63% | -44.5% |
| FLWS | Buy | 1-800-FLOWERS.COM | $4,745,000 | +199.9% | 521,426 | +244.8% | 0.63% | +184.6% |
| MU | Buy | MICRON TECHNOLOGY, INC. | $4,690,000 | +94.4% | 313,077 | +144.5% | 0.62% | +84.3% |
| CHKP | Buy | CHECK POINT SOFTWARE TECH. LTD | $4,496,000 | +31.2% | 56,671 | +31.6% | 0.60% | +24.4% |
| GLUU | New | GLU MOBILE, INC. | $4,498,000 | – | 1,029,224 | +100.0% | 0.60% | – |
| BBRG | Buy | BRAVO BRIO RESTAURANT GROUP, INC. | $4,445,000 | -5.0% | 394,448 | +14.3% | 0.59% | -9.9% |
| OXM | Sell | OXFORD INDUSTRIES, INC. | $4,409,000 | -58.6% | 59,678 | -51.0% | 0.58% | -60.8% |
| IPHI | Buy | INPHI CORPORATION | $4,332,000 | +74.5% | 180,185 | +65.9% | 0.57% | +65.4% |
| GDDY | Buy | GODADDY.COM, INC. | $4,192,000 | +1.9% | 166,303 | +14.0% | 0.56% | -3.5% |
| WEB | Buy | WEB.COM GROUP, INC | $4,172,000 | +6.3% | 197,918 | +22.2% | 0.55% | +0.7% |
| WCIC | New | WCI COMMUNITIES, INC. | $4,159,000 | – | 183,784 | +100.0% | 0.55% | – |
| HES | New | HESS CORPORATION | $4,138,000 | – | 82,655 | +100.0% | 0.55% | – |
| FVE | Buy | FIVE STAR QUALITY CARE, INC. | $4,111,000 | +6.6% | 1,330,330 | +65.6% | 0.54% | +1.1% |
| TUESQ | Buy | TUESDAY MORNING CORPORATION | $4,041,000 | +176.0% | 746,941 | +474.8% | 0.54% | +161.0% |
| DESTQ | Buy | DESTINATION MATERNITY CORPORATION | $4,009,000 | +79.5% | 434,798 | +126.9% | 0.53% | +70.2% |
| CCOI | New | COGENT COMMUNICATIONS | $3,849,000 | – | 141,701 | +100.0% | 0.51% | – |
| MACK | Sell | MERRIMACK PHARMACEUTICALS, INC. | $3,783,000 | -53.9% | 444,550 | -33.1% | 0.50% | -56.4% |
| ECOL | New | US ECOLOGY, INC. | $3,777,000 | – | 86,523 | +100.0% | 0.50% | – |
| CRY | Buy | CRYOLIFE, INC. | $3,745,000 | +5.4% | 384,912 | +22.2% | 0.50% | -0.2% |
| BKD | Buy | BROOKDALE SENIOR LIVING, INC. | $3,697,000 | +28.5% | 161,017 | +94.3% | 0.49% | +21.9% |
| WIX | Buy | WIX .COM | $3,400,000 | -16.2% | 195,173 | +13.6% | 0.45% | -20.6% |
| USG | Sell | USG CORPORATION | $3,268,000 | -35.8% | 122,758 | -33.0% | 0.43% | -39.2% |
| AAOI | New | APPLIED OPTOELECTRONICS, INC. | $3,063,000 | – | 163,089 | +100.0% | 0.41% | – |
| AGM | New | FEDERAL AGRICULTURAL MORTGAGE CORPORATION | $3,036,000 | – | 117,100 | +100.0% | 0.40% | – |
| RCII | Buy | RENT-A-CENTER, INC. | $3,017,000 | +72.3% | 124,404 | +101.5% | 0.40% | +63.3% |
| GNTX | Buy | GENTEX CORPORATION | $2,935,000 | +50.6% | 189,345 | +59.5% | 0.39% | +42.5% |
| OSTK | Sell | OVERSTOCK.COM, INC. | $2,767,000 | -54.9% | 161,233 | -40.7% | 0.37% | -57.2% |
| DXYN | Buy | DIXIE GROUP, INC. | $2,589,000 | -19.0% | 309,737 | +1.7% | 0.34% | -23.3% |
| NDLS | Sell | NOODLES AND CO. | $2,486,000 | -42.8% | 175,559 | -41.0% | 0.33% | -45.8% |
| 3106PS | Sell | DELPHI AUTOMOTIVE PLC | $2,292,000 | -40.4% | 30,137 | -33.3% | 0.30% | -43.5% |
| DECK | New | DECKERS OUTDOORS CORPORATION | $2,273,000 | – | 39,148 | +100.0% | 0.30% | – |
| TTSH | Sell | TILE SHOP, INC. | $2,253,000 | -74.3% | 188,051 | -69.6% | 0.30% | -75.6% |
| CRCM | Buy | CARE COM, INC. | $2,222,000 | +26.6% | 432,344 | +45.9% | 0.29% | +20.0% |
| MODN | Sell | MODEL N, INC. | $2,023,000 | -52.9% | 202,146 | -44.0% | 0.27% | -55.4% |
| URI | New | UNITED RENTALS, INC. | $1,996,000 | – | 33,232 | +100.0% | 0.26% | – |
| DWCH | Sell | DATAWATCH CORPORATION | $1,915,000 | -43.2% | 325,686 | -32.5% | 0.25% | -46.1% |
| NUS | Sell | NU SKIN ENTERPRISES, INC. | $1,759,000 | -45.2% | 42,618 | -37.4% | 0.23% | -48.1% |
| CTSH | New | COGNIZANT TECHNOLOGY SOLUTIONS CORPORATION | $1,681,000 | – | 26,851 | +100.0% | 0.22% | – |
| LOCO | New | EL POLLO LOCO HOLDINGS, INC. | $1,652,000 | – | 153,237 | +100.0% | 0.22% | – |
| ACAD | Sell | ACADIA PHARMACEUTICALS, INC. | $1,483,000 | -66.3% | 44,850 | -57.3% | 0.20% | -68.0% |
| TGNA | Buy | TEGNA, INC. | $1,206,000 | -14.7% | 53,883 | +22.2% | 0.16% | -19.2% |
| FB | FACEBOOK, INC. | $1,148,000 | +4.7% | 12,775 | 0.0% | 0.15% | -0.7% | |
| BLDR | Sell | BUILDERS FIRSTSOURCE, INC. | $995,000 | -84.8% | 78,478 | -84.7% | 0.13% | -85.6% |
| PSMT | Sell | PRICESMART, INC. | $916,000 | -84.7% | 11,844 | -81.9% | 0.12% | -85.5% |
| MERC | Sell | MERCER INTERNATIONAL, INC. | $827,000 | -95.0% | 82,446 | -93.2% | 0.11% | -95.2% |
| PGEM | Sell | PLY GEM HOLDINGS, INC. | $790,000 | -81.2% | 67,556 | -81.0% | 0.10% | -82.1% |
| HAR | New | HARMAN INTERNATIONAL INDUSTRIES, INC. | $795,000 | – | 8,280 | +100.0% | 0.10% | – |
| EXP | Sell | EAGLE MATERIALS, INC. | $725,000 | -83.0% | 10,600 | -81.0% | 0.10% | -83.9% |
| GM | Sell | GENERAL MOTORS CO. | $643,000 | -84.8% | 21,422 | -83.2% | 0.08% | -85.7% |
| COT | Sell | COTT CORPORATION | $395,000 | -27.9% | 36,482 | -34.8% | 0.05% | -32.5% |
| ICAD | Exit | ICAD INC. | $0 | – | -20,135 | -100.0% | -0.01% | – |
| PEIX | Exit | PACIFIC ETHANOL INC. | $0 | – | -75,511 | -100.0% | -0.11% | – |
| DIN | Exit | DINEEQUITY INC. | $0 | – | -11,739 | -100.0% | -0.16% | – |
| MTRN | Exit | MATERION CORP. | $0 | – | -36,359 | -100.0% | -0.18% | – |
| GFF | Exit | GRIFFON CORP. | $0 | – | -87,944 | -100.0% | -0.20% | – |
| AXL | Exit | AMERICAN AXLE & MFG HOLDINGS INC. | $0 | – | -74,572 | -100.0% | -0.22% | – |
| ULTA | Exit | ULTA SALON COSMETICS & FRAGRANCE INC. | $0 | – | -10,346 | -100.0% | -0.22% | – |
| SAIC | Exit | SCIENCE APPLICATIONS INTERNATIONAL CORP. | $0 | – | -30,198 | -100.0% | -0.22% | – |
| HA | Exit | HAWAIIAN HOLDINGS INC. | $0 | – | -75,286 | -100.0% | -0.25% | – |
| CAI | Exit | CAI INTERNATIONAL INC. | $0 | – | -91,130 | -100.0% | -0.26% | – |
| ODP | Exit | OFFICE DEPOT INC. | $0 | – | -218,715 | -100.0% | -0.26% | – |
| WTS | Exit | WATTS WATER TECHNOLOGIES INC. | $0 | – | -42,295 | -100.0% | -0.31% | – |
| BBY | Exit | BEST BUY CO INC. | $0 | – | -74,323 | -100.0% | -0.34% | – |
| TEN | Exit | TENNECO INC. | $0 | – | -44,710 | -100.0% | -0.36% | – |
| LOCK | Exit | LIFELOCK INC. | $0 | – | -158,221 | -100.0% | -0.36% | – |
| HEES | Exit | H&E EQUIPMENT SERVICES INC. | $0 | – | -142,299 | -100.0% | -0.40% | – |
| CROX | Exit | CROCS INC. | $0 | – | -203,277 | -100.0% | -0.42% | – |
| ASPS | Exit | ALTISOURCE PORTFOLIO SOLUTIONS | $0 | – | -132,957 | -100.0% | -0.57% | – |
| CSTE | Exit | CAESAR STONE SDOT YAM LTD. | $0 | – | -61,828 | -100.0% | -0.59% | – |
| BXE | Exit | BELLATRIX EXPLORATION LTD. | $0 | – | -1,831,064 | -100.0% | -0.60% | – |
| QIHU | Exit | QIHOO 360 TECHNOLOGY CO. | $0 | – | -64,774 | -100.0% | -0.61% | – |
| MW | Exit | MEN'S WEARHOUSE INC. | $0 | – | -82,535 | -100.0% | -0.74% | – |
| BZH | Exit | BEAZER HOMES USA INC. | $0 | – | -284,783 | -100.0% | -0.80% | – |
| KEX | Exit | KIRBY CORP. | $0 | – | -75,050 | -100.0% | -0.80% | – |
| CHMT | Exit | CHEMTURA CORP. | $0 | – | -218,451 | -100.0% | -0.86% | – |
| REMY | Exit | REMY INTERNATIONAL INC. | $0 | – | -320,907 | -100.0% | -0.99% | – |
Original filings
The following EDGAR filing(s) were analyzed to create this report:
- View 13F-HR filed 2015-11-13
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.