EMERALD ADVISERS, LLC

All Holdings — 2026 Q1

AI Portfolio Summary
In 2026 Q1, EMERALD ADVISERS, LLC maintained a portfolio of 264 distinct positions. The most significant new addition to the portfolio was PLEXUS CORP, which now represents 1.07% of the total fund value. They heavily accumulated shares in COGENT BIOSCIENCES I, increasing their position by 0.3%. The fund also reduced its exposure to APPLIED OPTOELECTRON by 35.3%.
PCA Score Concentration Risk
Risk ENB
Total Positions
264
Quarter
2026 Q1
Top Holding
MOD (2.6%)
Top 10 Concentration
20.3%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-50 of 264
Stock History Sector / Type Port % Prev % Rank / Prev Conviction Change % Change Influence Shares Mkt Value Avg Cost Price Held 1st Owned Source Source Date Date Reported
MOD
MODINE MANUFACT...
Consumer Cyclical 2.59% 1.60% #1 8
Prev: #9
3.5 -11,817 -3.0%
P
S
378,118 $81,941,952 2024 Q2 13F Filing 2026-03-31 2026-05-04
GH
GUARDANT HEALTH...
Healthcare 2.46% 2.71% #2 1
Prev: #1
3.0 -19,907 -2.3%
P
S
841,917 $77,767,873 2018 Q4 13F Filing 2026-03-31 2026-05-04
BE
BLOOM ENERGY CO
Industrials 2.32% 1.50% #3 9
Prev: #12
2.4 -17,276 -3.1%
P
S
541,787 $73,406,721 2024 Q3 13F Filing 2026-03-31 2026-05-04
TTMI
TTM TECHNOLOGIE...
Technology 2.31% 1.95% #4
Prev: #4
1.9 -164,711 -18.0%
P
S
750,417 $73,105,624 2000 Q3 13F Filing 2026-03-31 2026-05-04
COGT
COGENT BIOSCIEN...
Healthcare 1.93% 1.73% #5 2
Prev: #7
1.8 4,786 0.3%
P
S
1,588,132 $61,127,201 2025 Q2 13F Filing 2026-03-31 2026-05-04
KTOS
KRATOS DEFENSE ...
Industrials 1.87% 2.05% #6 3
Prev: #3
1.2 -39,134 -4.5%
P
S
835,929 $58,941,354 2016 Q4 13F Filing 2026-03-31 2026-05-04
VSEC
VSE CORPORATION
Industrials 1.84% 1.49% #7 6
Prev: #13
2.7 35,246 12.6%
P
S
314,789 $58,047,092 2025 Q1 13F Filing 2026-03-31 2026-05-04
FN
FABRINET
Technology 1.77% 1.53% #8 3
Prev: #11
1.2 -1,796 -1.6%
P
S
107,493 $56,059,749 2023 Q1 13F Filing 2026-03-31 2026-05-04
AGX
ARGAN INC
Industrials 1.64% 0.95% #9 29
Prev: #38
1.2 -2,800 -2.9%
P
S
95,272 $51,889,895 2025 Q3 13F Filing 2026-03-31 2026-05-04
AIR
AAR CORPORATION
Industrials 1.54% 1.07% #10 17
Prev: #27
2.6 26,223 6.3%
P
S
445,693 $48,785,556 2006 Q4 13F Filing 2026-03-31 2026-05-04
CRDO
CREDO TECHNOLOG...
Technology 1.48% 2.20% #11 9
Prev: #2
1.1 2,435 0.5%
P
S
498,574 $46,801,141 2022 Q2 13F Filing 2026-03-31 2026-05-04
TVTX
TRAVERE THERAPE...
Healthcare 1.46% 1.88% #12 7
Prev: #5
1.1 -36,988 -2.3%
P
S
1,557,196 $46,264,293 2023 Q2 13F Filing 2026-03-31 2026-05-04
ESE
ESCO TECHNOLOGI...
Technology 1.45% 1.00% #13 19
Prev: #32
1.1 -4,026 -2.4%
P
S
162,653 $45,765,675 2001 Q3 13F Filing 2026-03-31 2026-05-04
MRCY
MERCURY SYSTEMS...
Industrials 1.37% 1.19% #14 10
Prev: #24
2.5 64,199 12.1%
P
S
595,314 $43,404,344 2016 Q2 13F Filing 2026-03-31 2026-05-04
LIVN
LIVANOVA PLC
Healthcare 1.35% 1.33% #15
Prev: #15
1.0 -30,741 -4.4%
P
S
670,207 $42,598,357 2016 Q4 13F Filing 2026-03-31 2026-05-04
LASR
NLIGHT INC
Technology 1.35% 0.90% #16 28
Prev: #44
1.0 -35,203 -4.5%
P
S
746,674 $42,575,351 2025 Q2 13F Filing 2026-03-31 2026-05-04
RMBS
RAMBUS INC
Technology 1.34% 1.78% #17 11
Prev: #6
0.5 -133,749 -21.3%
P
S
493,236 $42,433,093 2023 Q1 13F Filing 2026-03-31 2026-05-04
AX
AXOS FINANCIAL ...
Financial Services 1.34% 1.38% #18 4
Prev: #14
1.0 -25,147 -4.8%
P
S
496,232 $42,224,381 2019 Q4 13F Filing 2026-03-31 2026-05-04
EYE
NATIONAL VISION...
Consumer Cyclical 1.23% 1.24% #19 2
Prev: #21
1.0 -62,311 -4.0%
P
S
1,502,644 $38,918,480 2020 Q1 13F Filing 2026-03-31 2026-05-04
BBIO
BRIDGEBIO PHARM...
Healthcare 1.21% 1.26% #20 1
Prev: #19
1.0 -20,403 -3.8%
P
S
515,361 $38,270,708 2023 Q2 13F Filing 2026-03-31 2026-05-04
KLIC
KULICKE AND SOF...
Technology 1.18% 0.76% #21 39
Prev: #60
2.5 29,882 5.5%
P
S
568,996 $37,394,417 1999 Q1 13F Filing 2026-03-31 2026-05-04
AAOI
APPLIED OPTOELE...
Technology 1.16% 0.72% #22 42
Prev: #64
0.5 -236,695 -35.3%
P
S
433,882 $36,702,078 2013 Q3 13F Filing 2026-03-31 2026-05-04
MIRM
MIRUM PHARMACEU...
Healthcare 1.16% 0.89% #23 24
Prev: #47
2.5 30,129 8.2%
P
S
397,263 $36,699,156 2025 Q2 13F Filing 2026-03-31 2026-05-04
PLMR
PALOMAR HOLDING...
Financial Services 1.13% 1.25% #24 4
Prev: #20
1.0 -3,605 -1.2%
P
S
298,359 $35,653,901 2019 Q3 13F Filing 2026-03-31 2026-05-04
SMTC
SEMTECH CORP
Technology 1.11% 1.07% #25 3
Prev: #28
0.9 -13,733 -2.9%
P
S
457,018 $35,140,114 2000 Q3 13F Filing 2026-03-31 2026-05-04
IPGP
IPG PHOTONICS C...
Technology 1.11% 0.45% #26 69
Prev: #95
2.9 100,866 49.4%
P
S
304,916 $34,940,324 2006 Q4 13F Filing 2026-03-31 2026-05-04
RSI
RUSH STREET INT...
Consumer Cyclical 1.08% 0.96% #27 9
Prev: #36
0.9 -32,549 -2.0%
P
S
1,573,500 $34,223,625 2024 Q4 13F Filing 2026-03-31 2026-05-04
TMDX
TRANSMEDICS GRO...
Healthcare 1.08% 1.32% #28 12
Prev: #16
0.9 -8,558 -2.4%
P
S
342,791 $34,076,853 2019 Q2 13F Filing 2026-03-31 2026-05-04
PLXS
PLEXUS CORP
Technology 1.07% #29
Prev: #—
3.9 166,532 no change
NEW
166,532 $33,729,391 1999 Q4 13F Filing 2026-03-31 2026-05-04
SEI
SOLARIS ENERGY ...
Energy 1.06% 0.89% #30 19
Prev: #49
0.9 -32,005 -5.1%
P
S
594,687 $33,605,762 2019 Q4 13F Filing 2026-03-31 2026-05-04
AVAV
AEROVIRONMENT I...
Industrials 1.04% 1.58% #31 21
Prev: #10
0.9 -31,657 -15.0%
P
S
179,874 $32,925,936 2022 Q4 13F Filing 2026-03-31 2026-05-04
STRL
STERLING INFRAS...
Industrials 1.03% 0.77% #32 26
Prev: #58
0.9 -2,189 -2.7%
P
S
79,836 $32,514,808 2025 Q2 13F Filing 2026-03-31 2026-05-04
IMAX
IMAX CORP
Communication Services 1.02% 0.97% #33 2
Prev: #35
0.9 -4,674 -0.5%
P
S
849,148 $32,276,115 2009 Q2 13F Filing 2026-03-31 2026-05-04
OLLI
OLLIE'S BARGAIN...
Consumer Defensive 1.01% 1.01% #34 3
Prev: #31
2.4 48,543 16.3%
P
S
347,125 $31,949,385 2015 Q3 13F Filing 2026-03-31 2026-05-04
IDCC
INTERDIGITAL IN...
Technology 0.99% 0.55% #35 50
Prev: #85
3.4 48,215 86.3%
P
S
104,065 $31,427,630 2007 Q3 13F Filing 2026-03-31 2026-05-04
MC
MOELIS & CO
Financial Services 0.99% 1.30% #36 19
Prev: #17
0.9 -67,517 -11.0%
P
S
548,077 $31,240,389 2014 Q2 13F Filing 2026-03-31 2026-05-04
CECO
CECO ENVIRONMEN...
Industrials 0.99% 0.85% #37 16
Prev: #53
2.4 64,492 14.1%
P
S
523,017 $31,161,353 2025 Q3 13F Filing 2026-03-31 2026-05-04
SYRE
SPYRE THERAPEUT...
Healthcare 0.98% 0.64% #38 34
Prev: #72
0.9 -22,744 -3.6%
P
S
613,365 $30,938,131 2024 Q3 13F Filing 2026-03-31 2026-05-04
BOOT
BOOT BARN HOLDI...
Consumer Cyclical 0.97% 0.99% #39 6
Prev: #33
2.4 26,737 14.7%
P
S
208,425 $30,505,083 2024 Q4 13F Filing 2026-03-31 2026-05-04
UMBF
UMB FINANCIAL C...
Financial Services 0.95% 0.98% #40 6
Prev: #34
0.9 -7,858 -2.9%
P
S
267,438 $30,164,311 2024 Q3 13F Filing 2026-03-31 2026-05-04
ATRO
ASTRONICS CORP
Industrials 0.95% 0.41% #41 58
Prev: #99
3.4 206,399 85.0%
P
S
449,126 $29,970,178 2013 Q4 13F Filing 2026-03-31 2026-05-04
SPXC
SPX TECHNOLOGIE...
Industrials 0.93% 0.94% #42 3
Prev: #39
0.9 -5,537 -3.6%
P
S
147,250 $29,441,165 2024 Q2 13F Filing 2026-03-31 2026-05-04
ARLO
ARLO TECHNOLOGI...
Industrials 0.91% 0.89% #43 5
Prev: #48
0.9 -40,935 -2.0%
P
S
2,018,929 $28,729,360 2024 Q2 13F Filing 2026-03-31 2026-05-04
NKTR
NEKTAR THERAPEU...
Healthcare 0.90% 0.50% #44 46
Prev: #90
0.9 10,262 2.7%
P
S
394,604 $28,391,758 2025 Q3 13F Filing 2026-03-31 2026-05-04
FRPT
FRESHPET INC
Consumer Defensive 0.90% 0.78% #45 12
Prev: #57
2.4 63,303 15.2%
P
S
480,703 $28,342,249 2015 Q3 13F Filing 2026-03-31 2026-05-04
PDFS
PDF SOLUTIONS I...
Technology 0.89% 0.83% #46 8
Prev: #54
0.9 -82,553 -8.8%
P
S
860,819 $28,157,389 2013 Q3 13F Filing 2026-03-31 2026-05-04
N/A
PIPER SANDLER C...
Unknown 0.87% #47
Prev: #—
3.8 360,578 no change
NEW
360,578 $27,602,246 13F Filing 2026-03-31 2026-05-04
SKWD
SKYWARD SPECIAL...
Financial Services 0.87% 1.04% #48 18
Prev: #30
0.8 -29,760 -4.5%
P
S
627,908 $27,427,021 2023 Q1 13F Filing 2026-03-31 2026-05-04
ALGT
ALLEGIANT TRAVE...
Industrials 0.87% 0.92% #49 7
Prev: #42
0.8 -11,912 -3.4%
P
S
338,033 $27,394,194 2008 Q3 13F Filing 2026-03-31 2026-05-04
TBBK
THE BANCORP INC
Financial Services 0.84% 1.24% #50 28
Prev: #22
0.8 -103,343 -17.4%
P
S
491,340 $26,399,698 2009 Q3 13F Filing 2026-03-31 2026-05-04
Showing 1-50 of 264 holdings

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