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Portolan Capital Management, LLC

CIK 0001350290

Annualised vol
7.404394%
Beta
0.200053
HHI
161.605787
Top-10 weight
29.016213%
VaR 95%
0.543324%
VaR 99%
1.440182%
Max drawdown
16.012412%
Matched value
65.099659%

Returns of reported holdings

Loading returns…

Position changes vs prior quarter

What the latest 13F shows bought and sold against the quarter before, by share count.

TickerChangeShares nowShares beforeShare change %Value now ($)
VPG REDUCED 1,008,167 1,019,868 -1.15% 151,134,315
TTMI REDUCED 507,838 727,494 -30.19% 94,975,863
QLYS ADDED 529,807 239,028 121.65% 72,843,164
ENVA ADDED 198,795 80,923 145.66% 47,855,920
SMTC REDUCED 294,619 332,327 -11.35% 47,684,085
CLS REDUCED 126,856 197,863 -35.89% 46,277,069
GENI ADDED 7,025,809 2,791,018 151.73% 42,576,403
PENG NEW 546,173 - - 41,514,610
FLEX NEW 229,027 - - 37,118,406
ALNT ADDED 359,685 323,453 11.2% 37,022,377
PRCH ADDED 2,456,451 2,144,890 14.53% 36,945,023
AKAM REDUCED 310,361 423,442 -26.71% 36,687,774
CADL ADDED 3,490,398 2,894,325 20.59% 35,951,099
TLN ADDED 90,312 81,574 10.71% 34,703,289
RRX ADDED 137,498 53,975 154.74% 32,750,649
BIIB ADDED 142,856 118,481 20.57% 30,865,467
ZETA ADDED 1,502,738 486,271 209.03% 29,573,884
CLBT REDUCED 1,932,514 2,180,924 -11.39% 28,214,704
SRAD NEW 1,819,949 - - 27,244,637
BAND NEW 412,701 - - 26,123,973
WRBY ADDED 843,862 500,706 68.53% 25,602,773
KTB NEW 292,115 - - 24,344,864
OSK ADDED 157,641 18,185 766.87% 24,194,741
TWLO ADDED 115,397 74,769 54.34% 23,809,863
SEZL ADDED 135,743 70,046 93.79% 23,297,571
RELY ADDED 1,017,592 698,166 45.75% 22,804,237
ESI ADDED 469,213 221,232 112.09% 22,404,921
NOK REDUCED 1,645,761 2,393,970 -31.25% 21,855,706
BB NEW 1,714,461 - - 21,687,932
PLSE ADDED 753,333 733,372 2.72% 20,889,924
MOG-A ADDED 49,274 29,437 67.39% 20,884,292
CDNA ADDED 684,805 340,352 101.2% 19,516,943
VSH NEW 351,515 - - 18,904,477
KRUS ADDED 302,010 301,212 0.26% 17,383,696
SANM ADDED 68,255 27,332 149.73% 17,273,975
PKE ADDED 447,390 410,655 8.95% 17,072,402
GHM ADDED 136,925 103,556 32.22% 16,949,946
AS ADDED 452,880 357,826 26.56% 15,325,459
COHU NEW 206,120 - - 15,234,329
JBL REDUCED 38,929 77,197 -49.57% 15,006,351
ADEA REDUCED 443,060 729,461 -39.26% 14,589,966
VICR ADDED 38,081 26,670 42.79% 14,462,402
CXT NEW 271,524 - - 13,891,168
PACK REDUCED 1,894,855 1,947,681 -2.71% 13,851,390
ONTO ADDED 36,503 22,263 63.96% 13,814,560
WGS ADDED 200,315 102,575 95.29% 13,751,625
HZO NEW 344,358 - - 12,610,390
BIDU REDUCED 95,863 366,429 -73.84% 10,956,182
RACE NEW 29,079 - - 10,825,821
DGII REDUCED 141,243 170,256 -17.04% 10,586,163
LASR REDUCED 151,867 225,576 -32.68% 10,572,981
VIAV ADDED 220,118 145,844 50.93% 10,510,635
LPTH REDUCED 629,168 1,040,462 -39.53% 10,286,897
HALO NEW 127,498 - - 9,979,268
ZGN ADDED 753,948 710,626 6.1% 9,816,403
SG NEW 1,029,016 - - 9,065,631
TPR ADDED 61,688 17,038 262.06% 9,029,889
ATEN NEW 226,920 - - 8,477,731
AMBA REDUCED 97,072 108,749 -10.74% 8,328,778
TGLS NEW 176,254 - - 8,250,450
QTRX REDUCED 1,899,308 2,945,823 -35.53% 8,205,011
TGEN ADDED 1,551,113 443,555 249.7% 8,096,810
HQY REDUCED 89,274 101,646 -12.17% 8,063,228
TSEM REDUCED 30,557 32,043 -4.64% 7,964,376
CSTL REDUCED 328,818 1,350,283 -75.65% 7,842,309
SILC NEW 162,466 - - 7,788,620
CIEN REDUCED 15,272 18,466 -17.3% 7,491,832
EBAY REDUCED 65,741 126,096 -47.86% 7,346,557
RBA NEW 63,009 - - 7,337,398
XMTR NEW 73,163 - - 7,061,693
MBLY ADDED 721,338 678,135 6.37% 6,982,552
WLDN REDUCED 84,394 93,964 -10.18% 6,675,565
HNST REDUCED 1,740,146 3,045,834 -42.87% 6,368,934
MTRN NEW 20,860 - - 6,203,555
GLBE NEW 171,521 - - 5,956,924
META REDUCED 10,155 10,261 -1.03% 5,720,210
ELF REDUCED 75,954 136,707 -44.44% 5,620,596
TMDX ADDED 82,354 10,688 670.53% 5,469,953
RDVT NEW 84,135 - - 5,361,082
DHT REDUCED 314,928 1,091,788 -71.15% 5,205,760
PRCT REDUCED 227,010 251,716 -9.82% 5,125,886
TKR NEW 34,861 - - 5,066,001
BC NEW 57,175 - - 4,816,422
EQPT NEW 231,126 - - 4,543,937
CGNT NEW 500,140 - - 4,391,229
NOVT REDUCED 26,972 37,507 -28.09% 4,375,937
DOUG REDUCED 2,399,364 2,669,030 -10.1% 4,246,874
FN REDUCED 6,418 54,763 -88.28% 3,607,429
NXT REDUCED 27,101 56,747 -52.24% 3,228,813
HAFN REDUCED 367,195 1,948,717 -81.16% 2,438,175
NTRA REDUCED 8,532 11,418 -25.28% 2,316,011
GH REDUCED 13,897 14,155 -1.82% 2,084,967
GCT ADDED 65,644 52,014 26.2% 2,074,350
GOOGL UNCHANGED 5,710 5,710 0.0% 2,017,514
AAOI REDUCED 11,966 29,833 -59.89% 1,772,883
IESC REDUCED 1,940 11,869 -83.65% 1,425,240
PL REDUCED 36,869 47,288 -22.03% 1,221,470
DAN REDUCED 33,121 34,237 -3.26% 901,222
DBRG REDUCED 56,763 373,130 -84.79% 895,720
TALO REDUCED 13,300 344,549 -96.14% 171,703
CRGY CLOSED OUT 0 2,601,142 -100.0% 0
UPWK CLOSED OUT 0 1,570,560 -100.0% 0
VNET CLOSED OUT 0 825,490 -100.0% 0
PBF CLOSED OUT 0 799,998 -100.0% 0
PSNL CLOSED OUT 0 736,713 -100.0% 0
DPRO CLOSED OUT 0 682,730 -100.0% 0
KOS CLOSED OUT 0 602,542 -100.0% 0
SPT CLOSED OUT 0 558,350 -100.0% 0
AMPL CLOSED OUT 0 359,593 -100.0% 0
GDOT CLOSED OUT 0 298,697 -100.0% 0
XPEV CLOSED OUT 0 275,432 -100.0% 0
CNR CLOSED OUT 0 237,036 -100.0% 0
CRCL CLOSED OUT 0 213,796 -100.0% 0
XZO CLOSED OUT 0 209,885 -100.0% 0
IIIV CLOSED OUT 0 207,274 -100.0% 0
NOG CLOSED OUT 0 204,244 -100.0% 0
BL CLOSED OUT 0 159,026 -100.0% 0
SD CLOSED OUT 0 123,591 -100.0% 0
FPS CLOSED OUT 0 117,933 -100.0% 0
FLGT CLOSED OUT 0 106,642 -100.0% 0
ACLS CLOSED OUT 0 77,168 -100.0% 0
AMPY CLOSED OUT 0 74,120 -100.0% 0
MUSA CLOSED OUT 0 48,107 -100.0% 0
AVAV CLOSED OUT 0 26,880 -100.0% 0
RDNT CLOSED OUT 0 23,728 -100.0% 0

Holdings (latest quarter)

TickerChangeIssuerClassCUSIPValue ($)Weight %Shares
VPG REDUCED VISHAY PRECISION GROUP INC COM 92835K103 151,134,315 5.66 1008167.0
- VIRTU FINL INC CL A 928254101 127,611,748 4.78 2142215.0
TTMI REDUCED TTM TECHNOLOGIES INC COM 87305R109 94,975,863 3.56 507838.0
- MODINE MFG CO COM 607828100 83,759,635 3.14 313683.0
QLYS ADDED QUALYS INC COM 74758T303 72,843,164 2.73 529807.0
- SHIFT4 PMTS INC CL A 82452J109 54,190,602 2.03 1114116.0
- MAYVILLE ENGR CO INC COM 578605107 48,670,130 1.82 1299256.0
ENVA ADDED ENOVA INTL INC COM 29357K103 47,855,920 1.79 198795.0
SMTC REDUCED SEMTECH CORP COM 816850101 47,684,085 1.79 294619.0
CLS REDUCED CELESTICA INC COM 15101Q207 46,277,069 1.73 126856.0
- UNITED THERAPEUTICS CORP DEL COM 91307C102 44,168,898 1.65 81518.0
GENI ADDED GENIUS SPORTS LIMITED SHARES CL A G3934V109 42,576,403 1.59 7025809.0
- POWELL INDS INC COM 739128106 41,702,893 1.56 145631.0
PENG NEW PENGUIN SOLUTIONS INC COM 706915105 41,514,610 1.55 546173.0
- DAVE INC CLASS A COM NEW 23834J201 39,247,885 1.47 105338.0
FLEX NEW FLEX LTD ORD Y2573F102 37,118,406 1.39 229027.0
ALNT ADDED ALLIENT INC COM 019330109 37,022,377 1.39 359685.0
PRCH ADDED PORCH GROUP INC COM 733245104 36,945,023 1.38 2456451.0
AKAM REDUCED AKAMAI TECHNOLOGIES INC COM 00971T101 36,687,774 1.37 310361.0
CADL ADDED CANDEL THERAPEUTICS INC COM 137404109 35,951,099 1.35 3490398.0
TLN ADDED TALEN ENERGY CORP COM 87422Q109 34,703,289 1.3 90312.0
RRX ADDED REGAL REXNORD CORPORATION COM 758750103 32,750,649 1.23 137498.0
- LANTHEUS HLDGS INC COM 516544103 32,027,380 1.2 288691.0
BIIB ADDED BIOGEN INC COM 09062X103 30,865,467 1.16 142856.0
- VEECO INSTRS INC DEL COM 922417100 30,444,236 1.14 401639.0
- LUXEXPERIENCE BV SPONSORED ADS 55406W103 30,114,882 1.13 4053147.0
ZETA ADDED ZETA GLOBAL HOLDINGS CORP CL A 98956A105 29,573,884 1.11 1502738.0
CLBT REDUCED CELLEBRITE DI LTD ORDINARY SHARES M2197Q107 28,214,704 1.06 1932514.0
SRAD NEW SPORTRADAR GROUP AG CLASS A ORD SHS H8088L103 27,244,637 1.02 1819949.0
- CANADA GOOSE HLDGS INC SHS SUB VTG 135086106 26,157,474 0.98 2750523.0
BAND NEW BANDWIDTH INC COM CL A 05988J103 26,123,973 0.98 412701.0
WRBY ADDED WARBY PARKER INC CL A COM 93403J106 25,602,773 0.96 843862.0
KTB NEW KONTOOR BRANDS INC COM 50050N103 24,344,864 0.91 292115.0
OSK ADDED OSHKOSH CORP COM 688239201 24,194,741 0.91 157641.0
- ENCORE CAP GROUP INC COM 292554102 23,855,652 0.89 255715.0
TWLO ADDED TWILIO INC CL A 90138F102 23,809,863 0.89 115397.0
SEZL ADDED SEZZLE INC COM 78435P105 23,297,571 0.87 135743.0
RELY ADDED REMITLY GLOBAL INC COM 75960P104 22,804,237 0.85 1017592.0
- ACM RESH INC COM CL A 00108J109 22,514,346 0.84 177432.0
ESI ADDED ELEMENT SOLUTIONS INC COM 28618M106 22,404,921 0.84 469213.0
NOK REDUCED NOKIA CORP SPONSORED ADR 654902204 21,855,706 0.82 1645761.0
BB NEW BLACKBERRY LTD COM 09228F103 21,687,932 0.81 1714461.0
- INTERNATIONAL FLAVORS&FRAGRA COM 459506101 21,328,321 0.8 269229.0
PLSE ADDED PULSE BIOSCIENCES INC COM 74587B101 20,889,924 0.78 753333.0
MOG-A ADDED MOOG INC CL A 615394202 20,884,292 0.78 49274.0
- THE REAL BROKERAGE INC COM NEW 75585H206 20,097,102 0.75 1.1042364E7
CDNA ADDED CAREDX INC COM 14167L103 19,516,943 0.73 684805.0
- PAR PAC HOLDINGS INC COM NEW 69888T207 19,171,677 0.72 341863.0
VSH NEW VISHAY INTERTECHNOLOGY INC COM 928298108 18,904,477 0.71 351515.0
- TAKE-TWO INTERACTIVE SOFTWAR COM 874054109 18,120,300 0.68 72487.0
- GATES INDL CORP PLC ORD SHS G39108108 17,945,188 0.67 641587.0
- MAMAS CREATIONS INC COM 56146T103 17,579,912 0.66 984869.0
KRUS ADDED KURA SUSHI USA INC CL A COM 501270102 17,383,696 0.65 302010.0
SANM ADDED SANMINA CORP COM 801056102 17,273,975 0.65 68255.0
PKE ADDED PARK AEROSPACE CORP COM 70014A104 17,072,402 0.64 447390.0
GHM ADDED GRAHAM CORP COM 384556106 16,949,946 0.63 136925.0
- BEL FUSE INC CL B 077347300 15,937,962 0.6 47856.0
- ON HLDG AG NAMEN AKT A H5919C104 15,625,073 0.59 441137.0
AS ADDED AMER SPORTS INC COM SHS G0260P102 15,325,459 0.57 452880.0
COHU NEW COHU INC COM 192576106 15,234,329 0.57 206120.0
JBL REDUCED JABIL INC COM 466313103 15,006,351 0.56 38929.0
ADEA REDUCED ADEIA INC COM 00676P107 14,589,966 0.55 443060.0
VICR ADDED VICOR CORP COM 925815102 14,462,402 0.54 38081.0
- TENABLE HLDGS INC COM 88025T102 14,306,600 0.54 387923.0
- GE HEALTHCARE TECHNOLOGIES I COMMON STOCK 36266G107 14,235,376 0.53 222393.0
CXT NEW CRANE NXT CO COM 224441105 13,891,168 0.52 271524.0
PACK REDUCED RANPAK HOLDINGS CORP COM CL A 75321W103 13,851,390 0.52 1894855.0
ONTO ADDED ONTO INNOVATION INC COM 683344105 13,814,560 0.52 36503.0
WGS ADDED GENEDX HOLDINGS CORP COM CL A 81663L200 13,751,625 0.51 200315.0
- FORRESTER RESH INC COM 346563109 13,657,209 0.51 1623925.0
HZO NEW MARINEMAX INC COM 567908108 12,610,390 0.47 344358.0
- BIO RAD LABS INC CL A 090572207 12,513,658 0.47 42620.0
- QUANTUM CORP COM 747906600 11,221,320 0.42 1020120.0
BIDU REDUCED BAIDU INC SPON ADR REP A 056752108 10,956,182 0.41 95863.0
RACE NEW FERRARI N V COM N3167Y103 10,825,821 0.41 29079.0
DGII REDUCED DIGI INTL INC COM 253798102 10,586,163 0.4 141243.0
LASR REDUCED NLIGHT INC COM 65487K100 10,572,981 0.4 151867.0
VIAV ADDED VIAVI SOLUTIONS INC COM 925550105 10,510,635 0.39 220118.0
- BOOT BARN HLDGS INC COM 099406100 10,473,691 0.39 63759.0
LPTH REDUCED LIGHTPATH TECHNOLOGIES INC COM CL A 532257805 10,286,897 0.39 629168.0
- FREQUENCY ELECTRS INC COM 358010106 10,139,474 0.38 152818.0
HALO NEW HALOZYME THERAPEUTICS INC COM 40637H109 9,979,268 0.37 127498.0
- OKEANIS ECO TANKERS COR SHS Y64177101 9,823,370 0.37 195997.0
ZGN ADDED ERMENEGILDO ZEGNA N V ORD SHS N30577105 9,816,403 0.37 753948.0
SG NEW SWEETGREEN INC COM CL A 87043Q108 9,065,631 0.34 1029016.0
TPR ADDED TAPESTRY INC COM 876030107 9,029,889 0.34 61688.0
- SOLARIS ENERGY INFRAS INC COM CL A 83418M103 8,641,484 0.32 107401.0
ATEN NEW A10 NETWORKS INC COM 002121101 8,477,731 0.32 226920.0
AMBA REDUCED AMBARELLA INC SHS G037AX101 8,328,778 0.31 97072.0
TGLS NEW TECNOGLASS INC ORD SHS G87264100 8,250,450 0.31 176254.0
QTRX REDUCED QUANTERIX CORP COM 74766Q101 8,205,011 0.31 1899308.0
TGEN ADDED TECOGEN INC NEW COM NEW 87876P201 8,096,810 0.3 1551113.0
HQY REDUCED HEALTHEQUITY INC COM 42226A107 8,063,228 0.3 89274.0
TSEM REDUCED TOWER SEMICONDUCTOR LTD SHS NEW M87915274 7,964,376 0.3 30557.0
CSTL REDUCED CASTLE BIOSCIENCES INC COM 14843C105 7,842,309 0.29 328818.0
SILC NEW SILICOM LTD ORD M84116108 7,788,620 0.29 162466.0
CIEN REDUCED CIENA CORP COM NEW 171779309 7,491,832 0.28 15272.0
EBAY REDUCED EBAY INC. COM 278642103 7,346,557 0.28 65741.0
RBA NEW RB GLOBAL INC COM 74935Q107 7,337,398 0.27 63009.0
XMTR NEW XOMETRY INC CLASS A COM 98423F109 7,061,693 0.26 73163.0
MBLY ADDED MOBILEYE GLOBAL INC COMMON CLASS A 60741F104 6,982,552 0.26 721338.0
WLDN REDUCED WILLDAN GROUP INC COM 96924N100 6,675,565 0.25 84394.0
HNST REDUCED HONEST CO INC COM 438333106 6,368,934 0.24 1740146.0
MTRN NEW MATERION CORP COM 576690101 6,203,555 0.23 20860.0
- TITAN AMER SA COMMON SHARES B9151N105 5,980,698 0.22 320509.0
GLBE NEW GLOBAL E ONLINE LTD SHS M5216V106 5,956,924 0.22 171521.0
META REDUCED META PLATFORMS INC CL A 30303M102 5,720,210 0.21 10155.0
- CELSIUS HLDGS INC COM NEW 15118V207 5,705,237 0.21 194851.0
- THE REALREAL INC COM 88339P101 5,637,907 0.21 478194.0
ELF REDUCED E L F BEAUTY INC COM 26856L103 5,620,596 0.21 75954.0
TMDX ADDED TRANSMEDICS GROUP INC COM 89377M109 5,469,953 0.2 82354.0
RDVT NEW RED VIOLET INC COM 75704L104 5,361,082 0.2 84135.0
DHT REDUCED DHT HOLDINGS INC SHS NEW Y2065G121 5,205,760 0.19 314928.0
- EVOLV TECHNOLOGIES HLDNGS IN COM CL A 30049H102 5,187,972 0.19 894478.0
PRCT REDUCED PROCEPT BIOROBOTICS CORP COM 74276L105 5,125,886 0.19 227010.0
TKR NEW TIMKEN CO COM 887389104 5,066,001 0.19 34861.0
- LUMENTUM HLDGS INC COM 55024U109 4,995,625 0.19 5822.0
- GENERAC HLDGS INC COM 368736104 4,934,434 0.18 16852.0
BC NEW BRUNSWICK CORP COM 117043109 4,816,422 0.18 57175.0
EQPT NEW EQUIPMENTSHARE COM INC COM CL A 29445S100 4,543,937 0.17 231126.0
CGNT NEW COGNYTE SOFTWARE LTD ORD SHS M25133105 4,391,229 0.16 500140.0
NOVT REDUCED NOVANTA INC COM 67000B104 4,375,937 0.16 26972.0
DOUG REDUCED DOUGLAS ELLIMAN INC COM 25961D105 4,246,874 0.16 2399364.0
- BOBS DISC FURNITURE INC COM SHS 09681N106 3,953,513 0.15 249906.0
- EVERUS CONSTR GROUP COM 300426103 3,911,110 0.15 23568.0
- METHODE ELECTRS INC COM 591520200 3,794,000 0.14 200000.0
FN REDUCED FABRINET SHS G3323L100 3,607,429 0.14 6418.0
- ULTRA CLEAN HLDGS INC COM 90385V107 3,540,652 0.13 24831.0
- KRATOS DEFENSE & SEC SOLUTIO COM NEW 50077B207 3,251,919 0.12 65221.0
NXT REDUCED NEXTPOWER INC CLASS A COM 65290E101 3,228,813 0.12 27101.0
HAFN REDUCED HAFNIA LTD SHS Y2990R101 2,438,175 0.09 367195.0
NTRA REDUCED NATERA INC COM 632307104 2,316,011 0.09 8532.0
GH REDUCED GUARDANT HEALTH INC COM 40131M109 2,084,967 0.08 13897.0
GCT ADDED GIGACLOUD TECHNOLOGY INC CLASS A ORD G38644103 2,074,350 0.08 65644.0
GOOGL UNCHANGED ALPHABET INC CAP STK CL C 02079K107 2,017,514 0.08 5710.0
AAOI REDUCED APPLIED OPTOELECTRONICS INC COM 03823U102 1,772,883 0.07 11966.0
IESC REDUCED IES HOLDINGS INC COM 44951W106 1,425,240 0.05 1940.0
- CASELLA WASTE SYS INC CL A 147448104 1,424,489 0.05 14690.0
PL REDUCED PLANET LABS PBC COM CL A 72703X106 1,221,470 0.05 36869.0
- AMERICAN SUPERCONDUCTOR CORP SHS NEW 030111207 1,216,824 0.05 29314.0
DAN REDUCED DANA INC COM 235825205 901,222 0.03 33121.0
DBRG REDUCED DIGITALBRIDGE GROUP INC CL A NEW 25401T603 895,720 0.03 56763.0
- LINCOLN EDL SVCS CORP COM 533535100 698,949 0.03 14007.0
- L3HARRIS TECHNOLOGIES INC COM 502431109 626,803 0.02 2157.0
- OPEN LENDING CORP COM 68373J104 568,517 0.02 182803.0
- TELIX PHARMACEUTICAL LTD SPONSORED ADS 87961M105 293,139 0.01 25424.0
- GDS HLDGS LTD SPONSORED ADS 36165L108 273,874 0.01 9120.0
TALO REDUCED TALOS ENERGY INC COM 87484T108 171,703 0.01 13300.0

Quarterly portfolios

PeriodFiledValue ($)PositionsVol %BetaMax DD %
2026-06-30 2026-08-14 2,670,929,331 148 7.404394 0.200053 16.012412
2026-03-31 2026-05-15 1,878,962,983 144 6.701852 0.172062 16.472874
2025-12-31 2026-02-17 1,866,423,741 155 8.409291 0.232078 17.863739
2025-09-30 2025-11-13 1,848,024,490 119 9.202515 0.248585 20.142365
2025-03-31 2025-05-15 1,315,774,017 109 7.264148 0.232483 14.425813
2024-12-31 2025-02-13 1,486,775,936 131 8.828332 0.260259 19.700822