Granahan Investment Management, LLC — 13F Holdings

2026 Q1  ·  174 Positions

2026 Q1 Portfolio Activity

In 2026 Q1, Granahan Investment Management, LLC maintained a portfolio of 174 distinct positions. The most significant new addition was FORGENT POWER SOLUTIONS INC, now representing 2.93% of the total fund value. They heavily accumulated shares in MODINE MFG CO, increasing the position by 15.7%. Conversely, Granahan Investment Management, LLC completely exited their position in ODDITY TECH LTD.
Position History hover any row below to update
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PCA Score Concentration Risk
Risk ENB
Total Positions
174
Quarter
2026 Q1
Top Holding
CRS (4.6%)
Top 10 Concentration
33.7%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-50 of 174

Granahan Investment Management, LLC Full Holdings List — 2026 Q1

Stock History Sector / Type Port % Prev % Rank / Prev Conviction
Freshness
Change % Change Influence Shares Mkt Value Avg Cost Price Held 1st Owned Source Source Date Date Reported
CRS
CARPENTER TECHN...
Industrials 4.57% 3.60% #1 2
Prev: #3
4.3
-27,706 -10.4%
P
S
239,469 $94,386,706 1999 Q1 13F Filing 2026-03-31 2026-05-15
PRCH
PORCH GROUP INC
Financial Services 4.40% 4.53% #2 1
Prev: #1
5.3
1,084,559 9.4%
P
S
12,674,987 $90,879,657 1999 Q1 13F Filing 2026-03-31 2026-05-15
FTAI
FTAI AVIATION L...
Industrials 4.03% 2.93% #3 1
Prev: #4
3.1
-7,048 -2.0%
P
S
340,317 $83,377,665 1999 Q1 13F Filing 2026-03-31 2026-05-15
MOD
MODINE MFG CO
Consumer Cyclical 3.96% 1.87% #4 10
Prev: #14
4.1
51,112 15.7%
P
S
377,586 $81,826,662 1999 Q1 13F Filing 2026-03-31 2026-05-15
VCTR
VICTORY CAP HLD...
Financial Services 3.44% 2.90% #5
Prev: #5
2.4
12,113 1.1%
P
S
1,087,315 $71,197,386 1999 Q1 13F Filing 2026-03-31 2026-05-15
INDI
INDIE SEMICONDU...
Technology 3.16% 2.60% #6 1
Prev: #7
3.3
3,067,255 17.8%
P
S
20,283,839 $65,313,962 1999 Q1 13F Filing 2026-03-31 2026-05-15
N/A
FORGENT POWER S...
Unknown 2.93% #7
Prev: #—
4.7
2,071,084
NEW
2,071,084 $60,620,629 13F Filing 2026-03-31 2026-05-15
MRX
MAREX GROUP PLC
Financial Services 2.64% 2.26% #8 2
Prev: #10
1.6
-153,243 -11.1%
P
S
1,223,750 $54,554,775 1999 Q1 13F Filing 2026-03-31 2026-05-15
NXT
NEXTPOWER INC
Technology 2.47% 1.44% #9 12
Prev: #21
3.0
39,724 10.3%
P
S
424,434 $51,165,519 1999 Q1 13F Filing 2026-03-31 2026-05-15
KRUS
KURA SUSHI USA ...
Consumer Cyclical 2.05% 1.76% #10 6
Prev: #16
0.8
-179,191 -22.8%
P
S
607,917 $42,426,527 1999 Q1 13F Filing 2026-03-31 2026-05-15
ONTO
ONTO INNOVATION...
Technology 1.97% 1.33% #11 13
Prev: #24
1.3
2,052 1.0%
P
S
198,694 $40,746,179 1999 Q1 13F Filing 2026-03-31 2026-05-15
AXON
AXON ENTERPRISE...
Industrials 1.86% 1.84% #12 3
Prev: #15
2.7
14,978 19.8%
P
S
90,692 $38,515,985 1999 Q1 13F Filing 2026-03-31 2026-05-15
FIX
COMFORT SYS USA...
Industrials 1.74% 1.04% #13 17
Prev: #30
1.2
-8 -0.0%
P
S
26,027 $35,890,973 1999 Q1 13F Filing 2026-03-31 2026-05-15
KRNT
KORNIT DIGITAL ...
Industrials 1.63% 1.58% #14 5
Prev: #19
1.2
-271,192 -10.6%
P
S
2,298,471 $33,695,585 1999 Q1 13F Filing 2026-03-31 2026-05-15
LTH
LIFE TIME GROUP...
Consumer Cyclical 1.56% 1.89% #15 2
Prev: #13
0.6
-459,089 -27.7%
P
S
1,200,483 $32,341,012 1999 Q1 13F Filing 2026-03-31 2026-05-15
TTMI
TTM TECHNOLOGIE...
Technology 1.54% 0.73% #16 26
Prev: #42
3.1
80,059 32.4%
P
S
327,434 $31,898,620 1999 Q1 13F Filing 2026-03-31 2026-05-15
FIGR
FIGURE TECHNOLO...
Financial Services 1.54% 1.16% #17 9
Prev: #26
3.1
269,882 40.6%
P
S
935,400 $31,756,830 1999 Q1 13F Filing 2026-03-31 2026-05-15
MGNI
MAGNITE INC
Communication Services 1.47% 2.17% #18 7
Prev: #11
1.1
-562,517 -18.1%
P
S
2,553,413 $30,334,546 1999 Q1 13F Filing 2026-03-31 2026-05-15
QXO
QXO INC
Industrials 1.42% 0.66% #19 25
Prev: #44
3.6
709,934 88.8%
P
S
1,509,546 $29,315,383 1999 Q1 13F Filing 2026-03-31 2026-05-15
SMTC
SEMTECH CORP
Technology 1.38% 1.32% #20 5
Prev: #25
1.1
-47,585 -11.4%
P
S
370,642 $28,498,663 1999 Q1 13F Filing 2026-03-31 2026-05-15
CAVA
CAVA GROUP INC
Consumer Cyclical 1.19% 0.58% #21 28
Prev: #49
3.0
73,088 31.7%
P
S
303,891 $24,584,782 1999 Q1 13F Filing 2026-03-31 2026-05-15
RMBS
RAMBUS INC DEL
Technology 1.17% 1.04% #22 7
Prev: #29
2.5
14,730 5.5%
P
S
280,246 $24,109,563 1999 Q1 13F Filing 2026-03-31 2026-05-15
SRAD
SPORTRADAR GROU...
Technology 1.17% 1.70% #23 5
Prev: #18
1.0
-230,812 -13.8%
P
S
1,439,659 $24,099,892 1999 Q1 13F Filing 2026-03-31 2026-05-15
CLBT
CELLEBRITE DI L...
Technology 1.16% 2.36% #24 16
Prev: #8
0.5
-1,317,374 -43.1%
P
S
1,739,644 $23,972,294 1999 Q1 13F Filing 2026-03-31 2026-05-15
GENI
GENIUS SPORTS L...
Communication Services 1.15% 3.71% #25 23
Prev: #2
0.5
-2,470,110 -31.5%
P
S
5,383,762 $23,850,066 1999 Q1 13F Filing 2026-03-31 2026-05-15
SIBN
SI BONE INC
Healthcare 1.06% 0.74% #26 14
Prev: #40
3.4
858,942 97.6%
P
S
1,739,097 $21,964,795 1999 Q1 13F Filing 2026-03-31 2026-05-15
SIMO
SILICON MOTION ...
Technology 1.06% 0.91% #27 6
Prev: #33
0.9
-33,877 -14.8%
P
S
195,252 $21,924,847 1999 Q1 13F Filing 2026-03-31 2026-05-15
N/A
YORK SPACE SYST...
Unknown 1.04% #28
Prev: #—
3.9
967,610
NEW
967,610 $21,451,914 13F Filing 2026-03-31 2026-05-15
RBC
RBC BEARINGS IN...
Industrials 1.01% 0.94% #29 3
Prev: #32
0.4
-10,264 -21.1%
P
S
38,493 $20,906,318 1999 Q1 13F Filing 2026-03-31 2026-05-15
MTRN
MATERION CORP
Basic Materials 1.01% 0.74% #30 11
Prev: #41
0.9
6,250 4.5%
P
S
144,476 $20,898,453 1999 Q1 13F Filing 2026-03-31 2026-05-15
APPS
DIGITAL TURBINE...
Technology 0.99% 1.36% #31 8
Prev: #23
2.4
762,888 12.0%
P
S
7,112,351 $20,483,571 1999 Q1 13F Filing 2026-03-31 2026-05-15
CWST
CASELLA WASTE S...
Industrials 0.96% 1.08% #32 5
Prev: #27
0.9
-7,453 -2.9%
P
S
250,262 $19,855,787 1999 Q1 13F Filing 2026-03-31 2026-05-15
GTES
GATES INDL CORP...
Industrials 0.85% 0.77% #33 6
Prev: #39
0.8
-60,119 -7.2%
P
S
774,604 $17,513,796 1999 Q1 13F Filing 2026-03-31 2026-05-15
GLBE
GLOBAL E ONLINE...
Consumer Cyclical 0.82% 2.01% #34 22
Prev: #12
0.3
-644,923 -54.1%
P
S
546,969 $16,873,994 1999 Q1 13F Filing 2026-03-31 2026-05-15
ARLO
ARLO TECHNOLOGI...
Industrials 0.80% 0.20% #35 77
Prev: #112
3.3
831,108 245.6%
P
S
1,169,490 $16,641,843 1999 Q1 13F Filing 2026-03-31 2026-05-15
ZETA
ZETA GLOBAL HOL...
Technology 0.79% 2.28% #36 27
Prev: #9
0.3
-1,593,143 -60.9%
P
S
1,024,487 $16,309,833 1999 Q1 13F Filing 2026-03-31 2026-05-15
TCBI
TEXAS CAP BANCS...
Financial Services 0.79% 0.69% #37 6
Prev: #43
0.8
-7,002 -3.9%
P
S
171,367 $16,259,301 1999 Q1 13F Filing 2026-03-31 2026-05-15
AMRC
AMERESCO INC
Industrials 0.78% 1.06% #38 10
Prev: #28
0.3
-217,934 -25.7%
P
S
630,073 $16,066,861 1999 Q1 13F Filing 2026-03-31 2026-05-15
LEU
CENTRUS ENERGY ...
Energy 0.75% 0.78% #39 2
Prev: #37
2.3
14,455 19.2%
P
S
89,690 $15,569,287 1999 Q1 13F Filing 2026-03-31 2026-05-15
KIDS
ORTHOPEDIATRICS...
Healthcare 0.69% 0.50% #40 16
Prev: #56
2.8
232,760 35.1%
P
S
896,741 $14,231,280 1999 Q1 13F Filing 2026-03-31 2026-05-15
STRL
STERLING INFRAS...
Industrials 0.68% 0.78% #41 3
Prev: #38
0.3
-24,816 -42.0%
P
S
34,332 $13,982,394 1999 Q1 13F Filing 2026-03-31 2026-05-15
SN
SHARKNINJA INC
Consumer Cyclical 0.67% 0.54% #42 11
Prev: #53
2.3
18,875 16.7%
P
S
131,738 $13,951,054 1999 Q1 13F Filing 2026-03-31 2026-05-15
COMP
COMPASS INC
Real Estate 0.67% 1.42% #43 21
Prev: #22
0.3
-1,250,911 -39.9%
P
S
1,885,312 $13,781,631 1999 Q1 13F Filing 2026-03-31 2026-05-15
BLFS
BIOLIFE SOLUTIO...
Healthcare 0.67% 0.50% #44 13
Prev: #57
2.8
239,701 49.7%
P
S
722,057 $13,776,848 1999 Q1 13F Filing 2026-03-31 2026-05-15
ALHC
ALIGNMENT HEALT...
Healthcare 0.67% 0.63% #45 1
Prev: #46
0.8
31,013 4.1%
P
S
780,500 $13,752,410 1999 Q1 13F Filing 2026-03-31 2026-05-15
UMAC
UNUSUAL MACHS I...
Technology 0.61% 0.63% #46 1
Prev: #47
0.7
-138,051 -12.0%
P
S
1,016,454 $12,604,030 1999 Q1 13F Filing 2026-03-31 2026-05-15
AIP
ARTERIS INC
Technology 0.57% 0.16% #47 81
Prev: #128
3.2
476,181 201.0%
P
S
713,077 $11,722,986 1999 Q1 13F Filing 2026-03-31 2026-05-15
FWRG
FIRST WATCH RES...
Consumer Cyclical 0.55% 0.94% #48 17
Prev: #31
0.2
-363,200 -25.0%
P
S
1,088,037 $11,402,628 1999 Q1 13F Filing 2026-03-31 2026-05-15
DAVE
DAVE INC
Technology 0.55% 0.02% #49 105
Prev: #154
3.2
63,551 3325.5%
P
S
65,462 $11,396,280 1999 Q1 13F Filing 2026-03-31 2026-05-15
IRTC
IRHYTHM HOLDING...
Healthcare 0.55% 0.11% #50 87
Prev: #137
3.2
81,645 567.9%
P
S
96,022 $11,332,516 1999 Q1 13F Filing 2026-03-31 2026-05-15
Showing 1-50 of 174 holdings

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