GRANAHAN INVESTMENT MANAGEMENT INC/MA

GRANAHAN INVESTMENT MANAGEMENT INC/MA latest Q4_2020 13F filings reported $4,455,528,000 in market value on this 2021-02-12 report date . The portfolio quarterly return is 51.19%. This fund has 192 securities concentrations of 100% weights.

GRANAHAN INVESTMENT MANAGEMENT INC/MA largest holding is Enphase Energy Inc. with weight of 5.29% and $235,658,000 in market value. The portfolio return is computed based on the amount invested in the new quarter. The following shows the portfolio details.

Portfolio Performance History

FILE DATEREPORT PERIODQTR YEARFILE TYPENOS. OF STOCKSREPORTED VALUERETURN
2021-02-122020-12-31Q4_202013F-HR192$4,455,528,00051.19%
2020-11-122020-09-30Q3_202013F-HR180$2,946,919,0006.53%
2020-08-142020-06-30Q2_202013F-HR191$2,766,157,00048.96%
2020-05-122020-03-31Q1_202013F-HR184$1,857,022,000-14.55%
2020-02-142019-12-31Q4_201913F-HR182$2,173,215,00019.58%
2019-11-152019-09-30Q3_201913F-HR181$1,817,345,000-10.19%
2019-08-142019-06-30Q2_201913F-HR184$2,023,638,0008.66%
2019-05-142019-03-31Q1_201913F-HR189$1,862,384,00031.90%
2019-02-132018-12-31Q4_201813F-HR193$1,411,972,000-23.39%
2018-11-132018-09-30Q3_201813F-HR201$1,843,059,00011.03%
2018-08-152018-06-30Q2_201813F-HR207$1,659,893,00019.86%
2018-05-142018-03-31Q1_201813F-HR197$1,384,869,0008.93%
2018-02-122017-12-31Q4_201713F-HR229$1,271,336,0006.04%
2017-11-142017-09-30Q3_201713F-HR222$1,198,917,00010.50%
2017-08-112017-06-30Q2_201713F-HR229$1,084,976,0008.89%
2017-05-152017-03-31Q1_201713F-HR211$996,394,000-65.77%
2017-02-142016-12-31Q4_201613F-HR229$2,910,737,000-4.69%
2016-11-142016-09-30Q3_201613F-HR233$3,053,922,00011.31%
2016-08-122016-06-30Q2_201613F-HR206$2,743,566,000-0.23%

Portfolio Details

Stock NameTickersValueCurrent Value (x1000)Change Value %WeightComputed PriceShares Change %Current Shares
ENPHASE ENERGY INCENPHINCR$235,6580.86%5.29%$175.47-0.12%1,343,010
MAGNITE INCMGNIBUY$206,2220.00%4.63%$30.710.00%6,715,157
KORNIT DIGITAL LTDKRNTINCR$199,5170.64%4.48%$89.130.19%2,238,493
LIVEPERSON INCLPSNINCR$188,2730.32%4.23%$62.230.10%3,025,439
ETSY INCETSYINCR$147,2820.48%3.31%$177.910.01%827,848
AXON ENTERPRISE INCAXONINCR$134,5980.31%3.02%$122.53-0.03%1,098,491
WORKIVA INCWKBUY$122,4390.00%2.75%$91.620.00%1,336,374
SPS COMMERCE INCSPSCINCR$116,4410.69%2.61%$108.590.21%1,072,301
COSTAR GROUP INCCSGPINCR$114,2880.21%2.57%$924.280.11%123,651
PAYCOM SOFTWARE INCPAYCINCR$103,9660.61%2.33%$452.250.11%229,886
DIGITAL TURBINE INCAPPSINCR$102,3001.54%2.30%$56.560.47%1,808,699
CHEGG INCCHGGINCR$97,3120.41%2.18%$90.330.12%1,077,294
SPROUT SOCIAL INCSPTINCR$96,7740.29%2.17%$45.410.09%2,131,121
BRIGHT HORIZONS FAM SOL IN DBFAMINCR$88,1890.35%1.98%$172.990.19%509,790
BROOKS AUTOMATION INC NEWBRKSINCR$87,1530.72%1.96%$67.850.17%1,284,497
EVOLENT HEALTH INCEVHINCR$67,1950.83%1.51%$16.030.41%4,191,842
OSI SYSTEMS INCOSISINCR$64,8000.31%1.45%$93.220.09%695,133
DMY TECHNOLOGY GROUP INC IIDMYDBUY$60,4550.00%1.36%$17.590.00%3,436,892
Porch Group OrdPRCHBUY$58,6010.00%1.32%$14.270.00%4,106,618
2U IncTWOUINCR$58,2590.29%1.31%$40.010.09%1,456,123
CHART INDS INCGTLSINCR$54,3011.50%1.22%$117.790.49%460,998
EHEALTH INCEHTHDECR$51,673-0.20%1.16%$70.61-0.11%731,807
BLACKLINE INCBLBUY$44,5390.00%1.00%$133.380.00%333,927
KULICKE & SOFFA INDS INCKLICBUY$44,7680.00%1.00%$31.810.00%1,407,349
ONESPAWORLD HOLDINGS LIMITEDOSWINCR$43,6200.83%0.98%$10.140.17%4,301,823
CLOUDERA INCCLDRBUY$41,9490.00%0.94%$13.910.00%3,015,762
HUBSPOT INCHUBSINCR$41,6280.45%0.93%$396.440.07%105,004
STRATEGIC ED INCSTRAINCR$41,1390.10%0.92%$95.330.06%431,541
COUPA SOFTWARE INCCOUPINCR$40,4880.40%0.91%$338.910.14%119,464
LOVESAC COMPANYLOVEINCR$39,8100.59%0.89%$43.090.02%923,886
HEALTHEQUITY INCHQYINCR$39,0640.56%0.88%$69.710.15%560,381
GLOBANT S AGLOBINCR$34,8400.25%0.78%$217.610.03%160,104
DATTO HLDG CORPMSPBUY$34,0050.00%0.76%$27.000.00%1,259,454
VERICEL CORPVCELINCR$33,7160.42%0.76%$30.88-0.15%1,091,836
Euronet Worldwide IncINCR$32,7960.86%0.74%$144.920.17%226,303
CORNERSTONE ONDEMAND INCCSODINCR$32,3401.99%0.73%$44.041.47%734,323
CF FINANCE ACQUISITION CORPBUY$31,5430.00%0.71%$11.020.00%2,862,310
DOMO INCDOMOBUY$31,6380.00%0.71%$63.770.00%496,124
ZSCALER INCZSINCR$30,2240.40%0.68%$199.71-0.01%151,338
VICTORY CAP HLDGS INCVCTRINCR$28,0390.63%0.63%$24.810.11%1,130,145
EVERQUOTE INCEVERDECR$27,605-0.18%0.62%$37.35-0.15%739,092
PHREESIA INCPHRBUY$26,8100.00%0.60%$54.260.00%494,096
STAMPS COM INCSTMPBUY$26,3050.00%0.59%$196.190.00%134,079
VERACYTE INCVCYTINCR$26,4820.11%0.59%$48.94-0.26%541,113
NAUTILUS INCNLSBUY$25,3020.00%0.57%$18.140.00%1,394,792
NEOGENOMICS INCNEOINCR$24,8600.18%0.56%$53.84-0.19%461,740
CANADIAN SOLAR INCCSIQINCR$24,5811.19%0.55%$51.240.50%479,722
COLUMBUS MCKINNON CORP N YINCR$23,9520.26%0.54%$38.440.08%623,093
1LIFE HEALTHCARE INCONEMINCR$23,4220.72%0.53%$43.650.12%536,587
CONMED CORPCNMDINCR$23,7110.18%0.53%$112.00-0.17%211,707
SHOTSPOTTER INCSSTIBUY$23,1700.00%0.52%$37.700.00%614,589
PURPLE INNOVATION PRPLBUY$22,6040.00%0.51%$32.940.00%686,203
PROS HOLDINGS INCPROINCR$21,9072.88%0.49%$50.771.44%431,494
CARDIOVASCULAR SYS INC DELCSIIDECR$20,783-0.06%0.47%$43.76-0.15%474,938
DOUGLAS DYNAMICS INCPLOWINCR$20,6570.49%0.46%$42.770.19%482,975
LUXFER HOLDINGS PLCLXFRINCR$19,9680.50%0.45%$16.420.15%1,216,091
QUIDEL CORPQDELBUY$20,2670.00%0.45%$179.650.00%112,812
EXECUTIVE NETWORK PARTNERINGENPC/UBUY$19,8050.00%0.44%$25.490.00%776,967
LIGAND PHARMACEUTICALS INCORPORATED CLASS 'B' COMMON STOCK USD0.001LGNDINCR$19,2281.30%0.43%$99.451.20%193,339
SCORPIO TANKERS INC COMMON STOCK USD0.010000STNGINCR$18,5592.44%0.42%$11.192.40%1,658,541
WESTERN DIGITAL CORP.WDCINCR$18,3441.39%0.41%$55.390.58%331,171
QUANTERIX CORPQTRXINCR$17,7800.39%0.40%$46.500.01%382,376
INNOVATIVE INDL PPTYS INCIIPRINCR$16,9200.25%0.38%$183.13-0.15%92,393
SAPIENS INTL CORP N VSPNSBUY$17,0390.00%0.38%$30.610.00%556,637
JAMES RIV GROUP LTDJRVRBUY$16,6980.00%0.37%$49.150.00%339,737
LAWSON PRODS INCLAWSINCR$16,4750.43%0.37%$50.910.15%323,604
CRYOPORT INCCYRXDECR$16,255-0.25%0.36%$43.88-0.19%370,443
LIMELIGHT NETWORKS INCLLNWDECR$16,096-0.31%0.36%$3.990.00%4,033,968
ALTA EQUIPMENT GROUP INCALTGINCR$15,2060.13%0.34%$9.88-0.11%1,539,019
CASTLE BIOSCIENCES CSTLDECR$15,242-0.19%0.34%$67.15-0.38%226,988
LEMONADE INCLMNDINCR$14,9691.01%0.34%$122.50-0.19%122,199
LIQUIDITY SERVICES INCLQDTINCR$14,5112.22%0.33%$15.910.51%912,042
RUSH ENTERPRISES INCRUSHAINCR$14,9080.05%0.33%$41.420.28%359,916
FLEXION THERAPEUTICS INCFLXNINCR$13,7640.05%0.31%$11.54-0.05%1,192,748
PACIRA BIOSCIENCES INCPCRXDECR$13,764-0.07%0.31%$59.84-0.07%230,011
NUTANIX INCNTNXINCR$13,1451.67%0.30%$31.870.86%412,449
MATERION CORPMTRNINCR$12,7380.05%0.29%$63.72-0.14%199,899
TITAN MACHY INCTITNINCR$12,3280.26%0.28%$19.55-0.15%630,606
RBC BEARINGS INCROLLINCR$12,0890.07%0.27%$179.04-0.28%67,523
ESPERION THERAPEUTICS INC NEESPRDECR$11,710-0.35%0.26%$26.00-0.08%450,398
GENMARK DIAGNOSTICS GNMKBUY$11,6040.00%0.26%$14.600.00%794,825
INSMED INCINSMDECR$11,584-0.13%0.26%$33.29-0.16%347,981
VAPOTHERM INCVAPOBUY$11,5480.00%0.26%$26.860.00%429,943
BLUEPRINT MEDICINES CORPBPMCBUY$10,9660.00%0.25%$112.150.00%97,782
ORGANOGENESIS HLDGS INCORGOBUY$11,2080.00%0.25%$7.530.00%1,488,485
AFFIMED N VAFMDBUY$10,5350.00%0.24%$5.820.00%1,810,172
CIENA CORPCIENINCR$10,5560.40%0.24%$52.850.05%199,737
EDITAS MEDICINE INCEDITINCR$10,8811.12%0.24%$70.11-0.15%155,202
GENTHERM INCTHRMBUY$10,5040.00%0.24%$65.220.00%161,057
TURNING POINT THERAPEUTICS ITPTXBUY$10,5150.00%0.24%$121.850.00%86,294
VARONIS SYS INCVRNSINCR$10,6341.28%0.24%$163.600.61%64,999
PROG HOLDINGS INCPRGBUY$10,0250.00%0.23%$53.870.00%186,087
ENANTA PHARMACEUTICALS INCENTAINCR$9,7280.13%0.22%$42.100.23%231,071
WILLSCOT MOBIL MINI HLDNG COWSCBUY$9,9970.00%0.22%$23.170.00%431,457
ATRICURE INCATRCBUY$9,1920.00%0.21%$55.670.00%165,107
BEAM THERAPEUTICS INCBEAMINCR$9,3122.97%0.21%$81.640.20%114,058
CEVA INCCEVAINCR$9,1660.58%0.21%$45.500.36%201,453
EPIZYME INCEPZMBUY$9,2750.00%0.21%$10.860.00%854,096
CRISPR THERAPEUTICS AGCRSPINCR$8,7571.66%0.20%$153.100.45%57,197
PLUG POWER INCPLUGINCR$9,1011.14%0.20%$33.91-0.15%268,380
TEXAS CAP BANCSHARES INCTCBIINCR$8,8900.78%0.20%$59.50-0.07%149,410
CASELLA WASTE SYS INCCWSTINCR$8,4800.14%0.19%$61.950.03%136,889
SPERO THERAPEUTICS INCSPROINCR$8,1500.95%0.18%$19.390.12%420,320
ACCELERON PHARMA INCXLRNDECR$7,481-0.43%0.17%$127.94-0.50%58,474
BIOLIFE SOLUTIONS BLFSINCR$7,7450.12%0.17%$39.89-0.18%194,163
KARYOPHARM THERAPEUTICS INCKPTIBUY$7,7790.00%0.17%$15.480.00%502,542
VONAGE HLDGS CORPVGDECR$7,588-0.14%0.17%$12.88-0.32%589,342
XENCOR INCXNCRINCR$7,6541.77%0.17%$43.631.47%175,429
GRAY TELEVISION INCGTNINCR$7,3100.07%0.16%$17.89-0.18%408,589
RAPID7 INCRPDINCR$7,1190.38%0.16%$90.16-0.06%78,959
HARVARD BIOSCIENCE INCHBIOINCR$6,5350.24%0.15%$4.29-0.13%1,523,352
INTELLIA THERAPEUTICS INCNTLAINCR$6,6453.51%0.15%$54.400.65%122,143
MACROGENICS MGNXINCR$6,6260.43%0.15%$22.860.58%289,861
POWER INTEGRATIONS INCPOWIINCR$6,6950.97%0.15%$81.870.34%81,780
SHARPSPRING INCSHSPINCR$6,4911.74%0.15%$16.280.88%398,701
SI BONE INCSIBNBUY$6,5580.00%0.15%$29.900.00%219,327
THE TRADE DESK INCTTDDECR$6,606-0.75%0.15%$801.02-0.87%8,247
CYTOSORBENTS CORPCTSOINCR$6,4370.28%0.14%$7.970.28%807,699
VICOR CORPVICRINCR$6,0460.78%0.14%$92.220.50%65,560
AIRGAIN INCAIRGINCR$5,9580.53%0.13%$17.780.15%335,105
NEOPHOTONICS NPTNINCR$5,8222.07%0.13%$9.091.06%640,481
PURE STORAGE INCPSTGDECR$5,748-0.10%0.13%$22.61-0.38%254,237
SHARPS COMPLIANCE CORPSMEDINCR$5,7831.66%0.13%$9.450.76%611,968
AKOUSTIS TECHNOLOGIES INCAKTSINCR$5,3161.65%0.12%$12.230.77%434,679
BGC PARTNERS INCBGCPINCR$5,4771.18%0.12%$4.000.31%1,369,277
EOS ENERGY ENTERPRISES INCEOSEBUY$5,4400.00%0.12%$20.840.00%261,041
IAC INTERACTIVECORP NEWIACBUY$5,3590.00%0.12%$189.360.00%28,300
LITHIA MTRS INCLADBUY$5,3060.00%0.12%$292.650.00%18,131
NEWMARK GROUP INCNMRKINCR$5,1513.57%0.12%$7.291.71%706,631
PERFICIENT INCPRFTINCR$5,5050.13%0.12%$47.650.01%115,522
GAN LTDGANBUY$4,9710.00%0.11%$20.280.00%245,139
HEALTH CATALYST INC USD0.001000HCATBUY$4,7970.00%0.11%$43.530.00%110,204
ORTHOPEDIATRICS KIDSBUY$5,0620.00%0.11%$41.250.00%122,714
REPLIGEN CORPRGENDECR$5,113-0.73%0.11%$191.63-0.79%26,681
TECHTARGET INCTTGTINCR$4,7940.16%0.11%$59.11-0.14%81,098
AERIE PHARMACEUTICALS INCAERIINCR$4,5092.78%0.10%$13.512.30%333,763
BALLARD PWR SYS INC NEWBLDPBUY$4,3110.00%0.10%$23.400.00%184,243
FREQUENCY THERAPEUTICS INCFREQINCR$4,3030.90%0.10%$35.260.04%122,034
TETRA TECH INC NEWTTEKBUY$4,6570.00%0.10%$115.790.00%40,221
WNS HLDGS LTDWNSINCR$4,4860.15%0.10%$72.060.02%62,256
ABIOMED INCABMDBUY$4,2310.00%0.09%$324.160.00%13,052
AUTOLUS THERAPEUTICS PLC 1 ORDAUTLDECR$4,164-0.40%0.09%$8.94-0.22%465,795
CYBERARK SOFTWARE LTDCYBRINCR$4,1280.47%0.09%$161.57-0.06%25,549
ENCORE CAP GROUP INCECPGINCR$3,8150.09%0.09%$38.950.08%97,936
SANGAMO THERAPEUTICS INCSGMOINCR$4,0262.76%0.09%$15.611.28%257,976
FLEX LTDFLEXBUY$3,6080.00%0.08%$17.980.00%200,678
NEOLEUKIN THERAPEUTICS INCNLTXBUY$3,4730.00%0.08%$14.100.00%246,299
PARATEK PHARMACEUTICALS INCPRTKDECR$3,607-0.03%0.08%$6.26-0.16%576,122
PTC INCPTCINCR$3,5790.41%0.08%$119.61-0.03%29,921
QUALYS INCQLYSINCR$3,5660.27%0.08%$121.880.02%29,258
RADWARE LTDRDWRINCR$3,6290.17%0.08%$27.750.02%130,789
SONIC AUTOMOTIVE INCSAHDECR$3,524-0.88%0.08%$38.57-0.87%91,376
COMPUTER TASK GROUP INCCTGINCR$3,2090.12%0.07%$6.12-0.09%524,373
FENNEC PHARMACEUTICALS INCFENCINCR$2,9410.12%0.07%$7.45-0.08%394,810
IRHYTHM TECHNOLOGIES INCIRTCBUY$2,9120.00%0.07%$237.250.00%12,274
KINDRED BIOSCIENCES INCKINDECR$3,245-0.16%0.07%$4.31-0.16%752,822
PROTO LABS INCPRLBINCR$2,9250.13%0.07%$153.42-0.05%19,065
SILK RD MED INCSILKBUY$3,0110.00%0.07%$62.970.00%47,815
AXT INCAXTIINCR$2,8330.99%0.06%$9.570.27%296,000
BIOMERICA INCBMRABUY$2,5440.00%0.06%$4.980.00%510,922
BLUEBIRD BIO INCBLUEBUY$2,6000.00%0.06%$43.270.00%60,085
JOUNCE THERAPEUTICS INCJNCEDECR$2,800-0.27%0.06%$7.00-0.15%400,013
KINSALE CAP GROUP INCKNSLINCR$2,8360.34%0.06%$200.130.28%14,171
MONOLITHIC PWR SYS INCMPWRBUY$2,8910.00%0.06%$366.180.00%7,895
ONTO INNOVATION INCONTODECR$2,765-0.65%0.06%$47.55-0.78%58,153
PROOFPOINT INCPFPTINCR$2,4610.31%0.06%$136.430.02%18,039
SILICON LABORATORIES INCINCR$2,6160.34%0.06%$127.320.03%20,547
TERADYNE INCTERINCR$2,8250.33%0.06%$119.89-0.12%23,563
EXACT SCIENCES CORPEXASDECR$2,103-0.54%0.05%$132.46-0.65%15,876
EXPEDIA GROUP INCEXPEBUY$2,4100.00%0.05%$132.390.00%18,204
NEW RELIC INCNEWRINCR$2,3850.14%0.05%$65.39-0.01%36,473
PAYLOCITY HLDG CORPPCTYDECR$2,171-0.92%0.05%$205.90-0.94%10,544
RINGCENTRAL INCRNGBUY$2,1180.00%0.05%$378.960.00%5,589
XENON PHARMACEUTICALS INCXENEINCR$2,3580.34%0.05%$15.38-0.03%153,321
ARGAN INCAGXINCR$1,8550.26%0.04%$44.491.98%41,697
CENTOGENE N VCNTGBUY$1,6640.00%0.04%$10.780.00%154,387
CHEFS WHSE INCCHEFBUY$1,9380.00%0.04%$25.690.00%75,431
CYTOMX THERAPEUTICS INCCTMXDECR$1,829-0.17%0.04%$6.55-0.15%279,218
WIX COM LTDWIXBUY$1,7840.00%0.04%$249.890.00%7,139
ARGENX SE - ADR 1 ORDARGXDECR$1,195-0.88%0.03%$294.05-0.90%4,064
HUDSON TECHNOLOGIES INCHDSNBUY$1,1550.00%0.03%$1.090.00%1,059,206
RUMBLEON INC-BRMBLBUY$1,2280.00%0.03%$30.200.00%40,658
TRADEWEB MKTS INCTWBUY$1,1700.00%0.03%$62.470.00%18,729
XERIS PHARMACEUTICALS INCXERSBUY$1,5380.00%0.03%$4.920.00%312,590
CIDARA THERAPEUTICS INCCDTXDECR$944-0.41%0.02%$2.00-0.16%471,839
OTONOMY INCOTICINCR$8890.44%0.02%$6.47-0.10%137,465
DERMTECH INCDMTKDECR$541-0.19%0.01%$32.44-0.70%16,679
MOTORCAR PTS AMER INCMPAADECR$414-0.87%0.01%$19.62-0.89%21,098
NABRIVA THERAPEUTICS PLCNBRVBUY$3070.00%0.01%$2.420.00%127,029
NEURONETICS INCSTIMBUY$4000.00%0.01%$11.110.00%35,989
TRANSACT TECHNOLOGIES INCTACTBUY$5640.00%0.01%$7.100.00%79,419
ENTASIS THERAPEUTICS HLDGS IETTXBUY$2120.00%0.00%$2.480.00%85,654
AARON'S HOLDINGS CO INCSOLD$00.00%-100.00%$0.000.00%0
DROPBOX INCDBXSOLD$00.00%-100.00%$0.000.00%0
GOHEALTH INCGOCOSOLD$00.00%-100.00%$0.000.00%0
IMMUNOMEDICS INCIMMUSOLD$00.00%-100.00%$0.000.00%0
INGERSOLL RAND INCIRSOLD$00.00%-100.00%$0.000.00%0
INPHI CORPSOLD$00.00%-100.00%$0.000.00%0
INTERCEPT PHARMACEUTICALS INICPTSOLD$00.00%-100.00%$0.000.00%0
LAIRD SUPERFOOD INCLSFSOLD$00.00%-100.00%$0.000.00%0
MARINEMAX INCORPORATED COMMON STOCK USD0.001HZOSOLD$00.00%-100.00%$0.000.00%0
NABRIVA THERAPEUTICS PLCSOLD$00.00%-100.00%$0.000.00%0
ORTHOPEDIATRICS SOLD$00.00%-100.00%$0.000.00%0
OXFORD IMMUNOTEC GLOBAL PLCSOLD$00.00%-100.00%$0.000.00%0
PLURALSIGHT INCPSSOLD$00.00%-100.00%$0.000.00%0
PROFIRE ENERGY INCPFIESOLD$00.00%-100.00%$0.000.00%0
PROPTECH ACQUISITION CORPSOLD$00.00%-100.00%$0.000.00%0
Q2 HLDGS INCQTWOSOLD$00.00%-100.00%$0.000.00%0
QTS RLTY TR INCQTSSOLD$00.00%-100.00%$0.000.00%0
SOLD$00.00%-100.00%$0.000.00%0
SHOTSPOTTER INCSOLD$00.00%-100.00%$0.000.00%0
SOTHERLY HOTELS INCSOHOSOLD$00.00%-100.00%$0.000.00%0
UPLAND SOFTWARE UPLDSOLD$00.00%-100.00%$0.000.00%0
VIRTUSA CORPVRTUSOLD$00.00%-100.00%$0.000.00%0