Portolan Capital Management Q1 2021 13F Holdings

Portolan Capital Management Q1 2021 holdings
TickerName Value Shares↓ Weighting
BW BABCOCK & WILCOX ENTER...New  $35,9063,791,5692.82%
CAI CAI INTERNATIONAL, INC.Add  $29,735
78.2%
653,231
22.3%
2.34%
54.0%
STKL SUNOPTA, INC.Reduce  $25,027
-29.2%
1,694,460
-44.0%
1.96%
-38.8%
ELF E.L.F. BEAUTY, INC.Reduce  $23,705
-25.8%
883,512
-30.4%
1.86%
-35.9%
DASEKE, INC.Add  $22,748
57.8%
2,679,353
8.0%
1.79%
36.3%
AMZN AMAZON.COM, INC.Reduce  $22,135
-9.4%
7,154
-4.6%
1.74%
-21.7%
PRCH PORCH GROUP, INC.Reduce  $20,672
-4.4%
1,167,893
-22.9%
1.62%
-17.4%
TA TRAVELCENTERS OF AMERI...Add  $19,165
13.2%
706,414
36.0%
1.50%
-2.2%
ICAD ICAD, INC.Reduce  $18,928
23.5%
892,005
-23.2%
1.49%
6.7%
SYF SYNCHRONY FINANCIALReduce  $18,730
5.3%
460,660
-10.1%
1.47%
-9.0%
CRMT AMERICAS CAR MART, INC.Reduce  $18,211
4.9%
119,521
-24.4%
1.43%
-9.4%
AMTX AEMETIS, INC.Reduce  $18,090
389.1%
737,775
-50.3%
1.42%
322.9%
GPRE GREEN PLAINS, INC.Add  $17,953
650.2%
663,210
265.0%
1.41%
546.8%
DOMO DOMO, INC.Add  $17,631
-0.3%
313,214
12.9%
1.38%
-13.8%
ENVA ENOVA INTERNATIONAL, INC.Reduce  $17,603
-19.0%
496,131
-43.4%
1.38%
-30.0%
ALTG ALTA EQUIPMENT GROUP, ...Add  $17,603
41.8%
1,354,084
7.8%
1.38%
22.5%
QNST QUINSTREET, INC.Reduce  $17,602
-37.6%
867,069
-34.1%
1.38%
-46.1%
BAND BANDWIDTH, INC.Add  $16,160
21.1%
127,502
46.8%
1.27%
4.6%
WW WEIGHT WATCHERS INTERN...Reduce  $15,888
-11.7%
507,944
-31.1%
1.25%
-23.7%
MGI MONEYGRAM INTERNATIONA...Reduce  $15,537
-5.5%
2,364,882
-21.4%
1.22%
-18.3%
BG BUNGE LIMITEDAdd  $14,618
32.6%
184,403
9.7%
1.15%
14.6%
CHRA CHARAH SOLUTIONS, INC.Reduce  $14,299
67.3%
2,942,167
-1.2%
1.12%
44.5%
DEN DENBURY, INC.Add  $14,286
262.4%
298,300
94.4%
1.12%
213.4%
SKX SKECHERS USA, INC.Add  $14,214
69.6%
340,778
46.1%
1.12%
46.5%
FB FACEBOOK, INC.Add  $14,136
37.9%
47,995
27.9%
1.11%
19.1%
DAR DARLING INGREDIENTS, INC.Reduce  $14,083
-17.2%
191,398
-35.1%
1.11%
-28.5%
CROX CROCS, INC.Add  $13,967
29.5%
173,608
0.8%
1.10%
11.8%
GOOG ALPHABET, INC.Add  $13,837
33.7%
6,689
13.2%
1.09%
15.5%
APEI AMERICAN PUBLIC EDUCAT...Reduce  $13,819
16.9%
387,839
-0.0%
1.08%
0.9%
HRB H & R BLOCK, INC.New  $13,676627,3251.07%
OMF ONEMAIN HOLDINGS, INC.Reduce  $13,429
6.2%
249,984
-4.8%
1.06%
-8.2%
BXC BLUELINX HOLDINGS, INC.Add  $13,335
127.3%
340,268
69.7%
1.05%
96.4%
YELL YELLOW CORPORATIONNew  $13,2441,506,6761.04%
BCO BRINK'S COMPANY (THE)Add  $12,759
57.0%
161,040
42.7%
1.00%
35.6%
CPRI CAPRI HOLDINGS LIMITEDAdd  $12,649
129.5%
248,016
89.0%
0.99%
98.2%
RH RHAdd  $12,490
58.3%
20,936
18.7%
0.98%
36.8%
NSCO NESCO HOLDINGS, INC.Add  $12,073
106.6%
1,291,259
62.8%
0.95%
78.5%
LPRO OPEN LENDING CORPORATIONReduce  $12,020
-15.3%
339,348
-16.4%
0.94%
-26.8%
LPSN LIVEPERSON, INC.Add  $12,024
-14.7%
227,992
0.7%
0.94%
-26.3%
SKY SKYLINE CHAMPION CORPO...Add  $11,947
67.7%
263,971
14.6%
0.94%
44.8%
NAVI NAVIENT CORPORATIONReduce  $11,243
-30.3%
785,662
-52.2%
0.88%
-39.8%
AVID AVID TECHNOLOGY, INC.Add  $11,050
52.9%
523,452
14.9%
0.87%
32.1%
AXTI AXT, INC.Reduce  $10,894
19.5%
934,303
-1.9%
0.86%
3.3%
MTCH MATCH GROUP, INC.Reduce  $10,824
-15.5%
78,786
-7.0%
0.85%
-27.0%
CDMO AVID BIOSERVICES, INC.Reduce  $10,778
-16.5%
591,232
-47.1%
0.85%
-27.9%
MSFT MICROSOFT CORPORATIONAdd  $10,707
10.2%
45,413
3.9%
0.84%
-4.9%
SHYF SHYFT GROUP, INC. (THE)Reduce  $10,545
10.7%
283,468
-15.5%
0.83%
-4.4%
MGA MAGNA INTERNATIONAL, INC.Add  $10,371
101.6%
117,795
62.1%
0.81%
73.9%
OSTK OVERSTOCK.COM, INC.Reduce  $10,197
-18.3%
153,891
-40.9%
0.80%
-29.4%
WFG WEST FRASER TIMBER CO....New  $10,008138,9190.79%
CSTE CAESARSTONE LTDAdd  $9,790
114.2%
713,043
101.1%
0.77%
85.3%
PFSW PFSWEB, INC.Add  $9,741
0.3%
1,443,143
0.0%
0.76%
-13.4%
STNG SCORPIO TANKERS, INC.Add  $9,737
5134.9%
527,475
3077.6%
0.76%
4400.0%
KLR KALEYRA, INC.Add  $9,726
91.2%
689,818
33.7%
0.76%
65.4%
PRG PROG HOLDINGS, INC.Reduce  $9,506
-30.2%
219,583
-13.2%
0.75%
-39.7%
SSPK SILVER SPIKE ACQUISITI...Add  $9,212
718.1%
501,743
469.2%
0.72%
608.8%
ELY CALLAWAY GOLF CO.Add  $9,210
63.6%
344,297
46.8%
0.72%
41.2%
INVE IDENTIV, INC.Add  $8,976
36.7%
783,229
1.4%
0.70%
18.1%
DZSI DZS, INC.Add  $8,854
81.8%
569,381
80.8%
0.70%
56.9%
HBIO HARVARD BIOSCIENCE, INC.Add  $8,795
53.1%
1,610,813
20.3%
0.69%
32.4%
AIG AMERICAN INTL GROUP, INC.New  $8,741189,1590.69%
ASO ACADEMY SPORTS & OUTDO...Reduce  $8,352
24.7%
309,464
-4.2%
0.66%
7.7%
GTYH GTY TECHNOLOGY HOLDING...New  $8,3341,304,1720.65%
FLL FULL HOUSE RESORTS, INC.New  $8,313976,8140.65%
UPLD UPLAND SOFTWARE, INC.Reduce  $8,290
-18.1%
175,676
-20.3%
0.65%
-29.2%
CLDR CLOUDERA, INC.Reduce  $8,038
-31.2%
660,492
-21.4%
0.63%
-40.6%
CVGI COMMERCIAL VEHICLE GRO...Reduce  $7,741
-19.0%
802,155
-27.4%
0.61%
-30.0%
AGTC APPLIED GENETIC TECHNO...Add  $7,711
44.2%
1,520,905
16.3%
0.61%
24.7%
EEFT EURONET WORLDWIDE, INC.Add  $7,645
-0.1%
55,276
4.7%
0.60%
-13.8%
PRPL PURPLE INNOVATION, INC.New  $7,610240,4330.60%
MTG MGIC INVESTMENT CORPOR...Add  $7,470
32.4%
539,365
20.0%
0.59%
14.4%
RGS REGIS CORPORATIONNew  $7,373587,0550.58%
PACK RANPAK HOLDINGS CORPOR...Reduce  $7,168
22.3%
357,336
-18.1%
0.56%
5.6%
TGLS TECNOGLASS, INC.New  $7,142594,1840.56%
PGTI PGT INNOVATIONS, INC.New  $7,054279,3740.55%
WDC WESTERN DIGITAL CORPOR...New  $7,044105,5220.55%
TPIC TPI COMPOSITES, INC.Reduce  $6,999
5.7%
124,022
-1.1%
0.55%
-8.6%
BIO BIO-RAD LABORATORIES, ...Reduce  $6,904
-2.3%
12,088
-0.3%
0.54%
-15.6%
TRTN TRITON INTERNATIONAL L...Reduce  $6,787
-12.3%
123,429
-22.6%
0.53%
-24.2%
RMNI RIMINI STREET, INC.New  $6,738751,2240.53%
GFF GRIFFON CORPORATIONAdd  $6,666
60.5%
245,331
20.4%
0.52%
38.7%
SONO SONOS, INC.Reduce  $6,631
-3.4%
176,964
-39.7%
0.52%
-16.5%
CALX CALIX, INC.New  $6,562189,3350.52%
ERII ENERGY RECOVERY, INC.Add  $6,463
46.7%
352,417
9.1%
0.51%
26.7%
EXPE EXPEDIA GROUP, INC.New  $6,44637,4510.51%
ROCK GIBRALTAR INDUSTRIES, ...Reduce  $6,404
25.6%
69,976
-1.3%
0.50%
8.4%
LGIH LGI HOMES, INC.Reduce  $6,400
40.3%
42,865
-0.5%
0.50%
21.2%
TALO TALOS ENERGY, INC.Add  $6,310
4791.5%
524,093
3238.2%
0.50%
4033.3%
IAC IAC/INTERACTIVECORP.Reduce  $6,290
-23.2%
29,078
-32.8%
0.49%
-33.6%
MTRN MATERION CORPORATIONNew  $6,28494,8660.49%
WTRH WAITR HOLDINGS, INC.Add  $6,199
90.6%
2,115,719
80.9%
0.49%
64.5%
QUOT QUOTIENT TECHNOLOGY, INC.New  $6,155376,6770.48%
HALO HALOZYME THERAPEUTICS,...Reduce  $6,097
-31.7%
146,239
-30.0%
0.48%
-40.9%
EURN EURONAV NVAdd  $6,047
157.0%
660,886
124.7%
0.48%
122.0%
TCS CONTAINER STORE GROUP,...Reduce  $6,041
47.3%
363,065
-15.5%
0.47%
27.1%
AKTS AKOUSTIS TECHNOLOGIES,...Reduce  $5,928
-46.0%
444,364
-50.5%
0.47%
-53.3%
ZUMZ ZUMIEZ, INC.Reduce  $5,895
16.0%
137,406
-0.6%
0.46%
0.2%
STC STEWART INFORMATION SE...Add  $5,719
84.5%
109,921
71.5%
0.45%
59.2%
HEES H&E EQUIPMENT SERVICES...Add  $5,557
65.7%
146,237
30.0%
0.44%
43.0%
REPH RECRO PHARMA, INC.Add  $5,461
48.2%
1,957,283
51.3%
0.43%
28.1%
HYRE HYRECAR, INC.Reduce  $5,158
13.1%
526,373
-17.6%
0.40%
-2.2%
BAC BANK OF AMERICA CORP.New  $5,131132,6070.40%
PRTS CARPARTS.COM, INC.Reduce  $4,821
-32.8%
337,576
-41.7%
0.38%
-41.9%
TMHC TAYLOR MORRISON HOME C...Add  $4,804
34.0%
155,936
11.6%
0.38%
15.6%
MXL MAXLINEAR, INC.Reduce  $4,683
-23.4%
137,399
-14.2%
0.37%
-33.8%
REX REX AMERICAN RESOURCES...Add  $4,580
75.5%
54,414
53.2%
0.36%
51.9%
VG VONAGE HOLDINGS CORP.Reduce  $4,549
-49.4%
384,885
-44.9%
0.36%
-56.3%
ASYS AMTECH SYSTEMS, INC.New  $4,233358,1490.33%
STMP STAMPS.COM, INC.Reduce  $4,219
-78.5%
21,147
-78.9%
0.33%
-81.5%
INOTIV, INC.New  $4,116205,8140.32%
TROX TRONOX HOLDINGS PLCNew  $4,052221,4140.32%
KRUS KURA SUSHI USA, INC.New  $3,927124,1040.31%
QMCO QUANTUM CORPORATIONAdd  $3,906
454.0%
468,947
307.3%
0.31%
379.7%
RILY B. RILEY FINANCIAL, INC.Reduce  $3,693
2.3%
65,505
-19.7%
0.29%
-11.6%
FVE FIVE STAR SENIOR LIVIN...Add  $3,524
17.4%
575,743
32.4%
0.28%
1.5%
AMBA AMBARELLA, INC.Reduce  $3,450
-72.9%
34,365
-75.2%
0.27%
-76.6%
PLCE CHILDREN'S PLACE, INC....Reduce  $3,377
-5.9%
48,455
-32.4%
0.26%
-18.7%
QUMU QUMU CORPORATIONNew  $3,289486,5520.26%
GCO GENESCO, INC.New  $3,28369,1130.26%
TCACU TUATARA CAPITAL ACQUIS...unitNew  $3,128312,7620.25%
HIMX HIMAX TECHNOLOGIES, INC.New  $3,042222,8740.24%
KMX CARMAX, INC.New  $2,74820,7150.22%
PLYA PLAYA HOTELS & RESORTS...New  $2,674366,3680.21%
PI IMPINJ, INC.Reduce  $2,553
-60.4%
44,885
-70.9%
0.20%
-65.9%
ABMD ABIOMED, INC.Reduce  $2,300
-2.0%
7,215
-0.3%
0.18%
-15.0%
DAC DANAOS CORPORATIONReduce  $2,160
-78.8%
43,546
-90.8%
0.17%
-81.6%
DYAI DYADIC INTERNATIONAL, ...New  $2,120386,1470.17%
ECPG ENCORE CAPITAL GROUP, ...Reduce  $2,057
-70.7%
51,130
-71.6%
0.16%
-74.6%
EVBG EVERBRIDGE, INC.Reduce  $1,982
-47.0%
16,355
-34.9%
0.16%
-54.1%
BMTX BM TECHNOLOGIES, INC.New  $1,916164,4560.15%
EBC EASTERN BANKSHARES, INC.Reduce  $1,845
-43.4%
95,624
-52.2%
0.14%
-51.2%
DECK DECKERS OUTDOOR CORPOR...Reduce  $1,754
-52.2%
5,307
-58.5%
0.14%
-58.6%
TREE LENDINGTREE, INC.Reduce  $1,559
-41.8%
7,319
-25.2%
0.12%
-50.0%
PYPL PAYPAL HOLDINGS, INC.  $1,323
3.7%
5,4480.0%0.10%
-10.3%
TGT TARGET CORPORATIONReduce  $1,246
-73.4%
6,290
-76.3%
0.10%
-77.0%
BMTXWS WTS/BM TECHNOLOGIES, INC.wtsNew  $1,146573,1050.09%
CWST CASELLA WASTE SYSTEMS,...Reduce  $1,128
-47.5%
17,746
-48.8%
0.09%
-54.4%
CPS COOPER-STANDARD HOLDIN...Reduce  $1,139
-85.2%
31,357
-85.8%
0.09%
-87.2%
FLXS FLEXSTEEL INDUSTRIES, ...  $1,003
-0.4%
28,7870.0%0.08%
-14.1%
NUS NU SKIN ENTERPRISES, INC.Reduce  $867
-69.3%
16,401
-68.3%
0.07%
-73.5%
REAL REALREAL, INC. (THE)Reduce  $727
-81.9%
32,120
-84.4%
0.06%
-84.4%
ETSY ETSY, INC.  $695
13.4%
3,4470.0%0.06%
-1.8%
SLM SLM CORPORATION  $412
45.1%
22,9000.0%0.03%
23.1%
SSPKW WTS/SILVER SPIKE ACQUI...wtsNew  $38654,8140.03%
PDCE PDC ENERGY, INC.New  $2848,2500.02%
JYNT JOINT CORP/THENew  $2855,9000.02%
LNG CHENIERE ENERGY, INC.  $263
20.1%
3,6500.0%0.02%
5.0%
ORI OLD REPUBLIC INTERNATI...  $254
10.4%
11,6500.0%0.02%
-4.8%
OPCH OPTION CARE HEALTH, INC.  $215
13.8%
12,1000.0%0.02%0.0%
LPG DORIAN LPG LTD  $184
7.6%
14,0000.0%0.01%
-12.5%
ESTE EARTHSTONE ENERGY, INC.  $89
34.8%
12,4000.0%0.01%
16.7%
DSSI DIAMOND S SHIPPING, INC.Sold out  $0-12,800-0.01%
GPP GREEN PLAINS PARTNERS LPSold out  $0-14,700-0.01%
DHT DHT HOLDINGS, INC.Sold out  $0-24,900-0.01%
FREE WHOLE EARTH BRANDS, INC.Sold out  $0-14,000-0.01%
ASC ARDMORE SHIPPING CORPO...Sold out  $0-50,500-0.02%
BSM BLACK STONE MINERALS LPSold out  $0-25,700-0.02%
SBH SALLY BEAUTY HOLDINGS,...Sold out  $0-14,944-0.02%
BKD BROOKDALE SENIOR LIVIN...Sold out  $0-47,500-0.02%
NOG NORTHERN OIL AND GAS, ...Sold out  $0-24,500-0.02%
VST VISTRA CORP.Sold out  $0-12,400-0.02%
GLNG GOLAR LNG LIMITEDSold out  $0-24,955-0.02%
CRK COMSTOCK RESOURCES, INC.Sold out  $0-59,900-0.02%
KRP KIMBELL ROYALTY PARTNE...Sold out  $0-33,500-0.02%
PVAC PENN VIRGINIA CORPORATIONSold out  $0-31,900-0.03%
TWTR TWITTER, INC.Sold out  $0-7,110-0.04%
CHGG CHEGG, INC.Sold out  $0-4,539-0.04%
GDP GOODRICH PETROLEUM COR...Sold out  $0-50,974-0.05%
CATM CARDTRONICS PLCSold out  $0-16,233-0.05%
PEIX PACIFIC ETHANOL, INC.Sold out  $0-113,411-0.06%
DG DOLLAR GENERAL CORPORA...Sold out  $0-3,577-0.07%
CSTL CASTLE BIOSCIENCES, INC.Sold out  $0-16,573-0.10%
ESGC EROS STX GLOBAL CORPOR...Sold out  $0-947,089-0.16%
QTRX QUANTERIX CORPORATIONSold out  $0-38,957-0.16%
TWLO TWILIO, INC.Sold out  $0-5,588-0.17%
RPD RAPID7, INC.Sold out  $0-23,338-0.19%
MFACWS WTS/MEGALITH FINANCIAL...wtsSold out  $0-830,560-0.22%
GNMK GENMARK DIAGNOSTICS, INC.Sold out  $0-164,717-0.22%
IIPR INNOVATIVE INDUSTRIAL ...Sold out  $0-15,650-0.26%
SPWH SPORTSMAN'S WAREHOUSE ...Sold out  $0-170,742-0.27%
EBIX EBIX, INC.Sold out  $0-93,952-0.32%
AMSC AMERICAN SUPERCONDUCTO...Sold out  $0-166,935-0.36%
SYRS SYROS PHARMACEUTICALS,...Sold out  $0-381,919-0.38%
EA ELECTRONIC ARTSSold out  $0-29,819-0.39%
BGFV BIG 5 SPORTING GOODS C...Sold out  $0-419,276-0.39%
ATVI ACTIVISION BLIZZARD, INC.Sold out  $0-48,021-0.40%
PRCHW WTS/PORCH GROUP, INC.wtsSold out  $0-1,469,618-0.42%
GME GAMESTOP CORP.Sold out  $0-248,174-0.42%
CDE COEUR MINING, INC.Sold out  $0-469,124-0.44%
MIK THE MICHAELS COMPANIES...Sold out  $0-374,949-0.44%
OSW ONESPAWORLD HOLDINGS L...Sold out  $0-487,715-0.45%
SPT SPROUT SOCIAL, INC.Sold out  $0-113,056-0.47%
HIG HARTFORD FINANCIAL SER...Sold out  $0-122,761-0.55%
NVGS NAVIGATOR HOLDINGS LTD.Sold out  $0-613,234-0.61%
QLYS QUALYS, INC.Sold out  $0-60,177-0.67%
CMRE COSTAMARE, INC.Sold out  $0-890,966-0.67%
IMMR IMMERSION CORPORATIONSold out  $0-720,294-0.74%
YRCW YRC WORLDWIDE, INC.Sold out  $0-2,460,271-0.99%