13FBOX
Portolan Capital Management, LLC · 13F Holdings
Options Calculator Rankings

Portolan Capital Management, LLC

No.1471
Latest AUM (Q2 2026)
$2.67B
QoQ Change Q1 2026
+$792.0M+42.1%
Holdings
148
New Buys
36
Adds
50
Reduces
58
Exits
32
Unchanged
4
Holdings Value Trend
Holdings by Sector
Stock Ownership TrendPortfolio %Prev Q %Q2 2026 ValueQ2 2026 SharesPrev Q ValuePrev Q SharesShares ChangeAction
VVISHAY PRECISION GROUP INC COMVPG
5.66%2.36%$151.1M1.0M$44.3M1.0M-11,701-1.15%Reduce
VIRTU FINL INCVIRT
4.78%2.84%$127.6M2.1M$53.3M1.2M+930,328+76.77%Add
TTTM TECHNOLOGIES INCTTMI
3.56%3.77%$95.0M507,838$70.9M727,494-219,656-30.19%Reduce
MMODINE MFG COMOD
3.14%4.75%$83.8M313,683$89.3M412,092-98,409-23.88%Reduce
QQUALYS INCQLYS
2.73%1.12%$72.8M529,807$21.0M239,028+290,779+121.65%Add
SHIFT4 PMTS INCFOUR
2.03%0.5%$54.2M1.1M$9.4M214,284+899,832+419.92%Add
MMAYVILLE ENGR CO INCMEC
1.82%0.78%$48.7M1.3M$14.7M821,136+478,120+58.23%Add
ENOVA INTL INCENVA
1.79%0.58%$47.9M198,795$11.0M80,923+117,872+145.66%Add
SSEMTECH CORPSMTC
1.79%1.36%$47.7M294,619$25.6M332,327-37,708-11.35%Reduce
CELESTICA INCCLS
1.73%2.97%$46.3M126,856$55.7M197,863-71,007-35.89%Reduce
UNITED THERAPEUTICS CORP DELUTHR
1.65%2%$44.2M81,518$37.6M63,435+18,083+28.51%Add
GGENIUS SPORTS LIMITEDGENI
1.59%0.66%$42.6M7.0M$12.4M2.8M+4.2M+151.73%Add
PPOWELL INDS INCPOWL
1.56%2.18%$41.7M145,631$41.0M75,830+69,801+92.05%Add
PPENGUIN SOLUTIONS INCPENG
1.55%$41.5M546,173$00+546,173New Buy
DAVE INCDAVE
1.47%0.98%$39.2M105,338$18.4M105,442-104-0.10%Reduce
FFLEX LTDFLEX
1.39%1.54%$37.1M229,027$29.0M443,128-214,101-48.32%Reduce
ALLIENT INCALNT
1.39%1.02%$37.0M359,685$19.1M323,453+36,232+11.20%Add
PORCH GROUP INCPRCH
1.38%0.82%$36.9M2.5M$15.4M2.1M+311,561+14.53%Add
AKAMAI TECHNOLOGIES INCAKAM
1.37%2.59%$36.7M310,361$48.6M423,442-113,081-26.71%Reduce
CCANDEL THERAPEUTICS INC COMCADL
1.35%0.75%$36.0M3.5M$14.2M2.9M+596,073+20.59%Add
TTALEN ENERGY CORPTLN
1.3%1.39%$34.7M90,312$26.0M81,574+8,738+10.71%Add
RREGAL REXNORD CORPORATION COMRRX
1.23%0.54%$32.8M137,498$10.1M53,975+83,523+154.74%Add
LANTHEUS HLDGS INCLNTH
1.2%1.68%$32.0M288,691$31.7M417,390-128,699-30.83%Reduce
BIOGEN INCBIIB
1.16%1.16%$30.9M142,856$21.7M118,481+24,375+20.57%Add
VVEECO INSTRS INC DELVECO
1.14%0.46%$30.4M401,639$8.6M253,379+148,260+58.51%Add
LLUXEXPERIENCE BVLUXE
1.13%1.59%$30.1M4.1M$29.9M3.7M+319,204+8.55%Add
ZZETA GLOBAL HOLDINGS CORPZETA
1.11%0.41%$29.6M1.5M$7.7M486,271+1.0M+209.03%Add
CCELLEBRITE DI LTDCLBT
1.06%1.6%$28.2M1.9M$30.1M2.2M-248,410-11.39%Reduce
SSPORTRADAR GROUP AG CLASS A ORDSRAD
1.02%$27.2M1.8M$00+1.8MNew Buy
CCANADA GOOSE HLDGS INCGOOS
0.98%1.88%$26.2M2.8M$35.3M3.2M-467,754-14.53%Reduce
BBANDWIDTH INC COM CL ABAND
0.98%$26.1M412,701$00+412,701New Buy
WWARBY PARKER INCWRBY
0.96%0.56%$25.6M843,862$10.5M500,706+343,156+68.53%Add
KONTOOR BRANDS INCKTB
0.91%$24.3M292,115$00+292,115New Buy
OSHKOSH CORPOSK
0.91%0.14%$24.2M157,641$2.7M18,185+139,456+766.87%Add
ENCORE CAP GROUP INCECPG
0.89%$23.9M255,715$00+255,715New Buy
TWILIO INCTWLO
0.89%0.5%$23.8M115,397$9.4M74,769+40,628+54.34%Add
SSEZZLE INCSEZL
0.87%0.24%$23.3M135,743$4.4M70,046+65,697+93.79%Add
RREMITLY GLOBAL INCRELY
0.85%0.58%$22.8M1.0M$10.9M698,166+319,426+45.75%Add
AACM RESH INCACMR
0.84%0.17%$22.5M177,432$3.3M83,256+94,176+113.12%Add
EELEMENT SOLUTIONS INCESI
0.84%0.4%$22.4M469,213$7.6M221,232+247,981+112.09%Add
NNOKIA CORP SPONSORED ADRNOK
0.82%1.02%$21.9M1.6M$19.2M2.4M-748,209-31.25%Reduce
BBLACKBERRY LTD FBB
0.81%$21.7M1.7M$00+1.7MNew Buy
International Flavors & Fragrances INC Fragrans CORP COMMONIFF
0.8%$21.3M269,229$00+269,229New Buy
PPULSE BIOSCIENCES INCPLSE
0.78%0.84%$20.9M753,333$15.8M733,372+19,961+2.72%Add
MMOOG INCMOG/A
0.78%0.46%$20.9M49,274$8.6M29,437+19,837+67.39%Add
TTHE REAL BROKERAGE INC COM NEWREAX
0.75%1.93%$20.1M11.0M$36.3M14.5M-3.5M-23.95%Reduce
CCAREDX INCCDNA
0.73%0.31%$19.5M684,805$5.9M340,352+344,453+101.20%Add
PPAR PAC HOLDINGS INCPARR
0.72%2.31%$19.2M341,863$43.5M693,834-351,971-50.73%Reduce
VVISHAY INTERTECHNOLOGY INCVSH
0.71%$18.9M351,515$00+351,515New Buy
TAKE-TWO INTERACTIVE SOFTWARE COMTTWO
0.68%0.34%$18.1M72,487$6.4M32,219+40,268+124.98%Add

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