Granahan Investment Management, LLC — 13F Holdings

2026 Q2  ·  171 Positions

2026 Q2 Portfolio Activity

In 2026 Q2, Granahan Investment Management, LLC maintained a portfolio of 171 distinct positions. The most significant new addition was TWIST BIOSCIENCE CORP, now representing 1.15% of the total fund value. They heavily accumulated shares in SILICON MOTION TECHNOLOGY CO, increasing the position by 128.3%. The fund also reduced its exposure to FORGENT POWER SOLUTIONS INC by 88.5%.
Position History hover any row below to update
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PCA Score Concentration Risk
Risk ENB
Total Positions
171
Quarter
2026 Q2
Top Holding
PRCH (6.6%)
Top 10 Concentration
34.0%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-50 of 171

Granahan Investment Management, LLC Full Holdings List — 2026 Q2

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
PRCH
PORCH GROUP INC
Financial Services 6.64% 4.40% #1 1
Prev: #2
5.2
-281,327 -2.2%
P
S
12,393,660 $186,400,646 1999 Q1 13F Filing 2026-06-30 2026-08-14
SIMO
SILICON MOTION ...
Technology 5.29% 1.06% #2 25
Prev: #27
6.6
250,500 128.3%
P
S
445,752 $148,582,514 1999 Q1 13F Filing 2026-06-30 2026-08-14
N/A
FORGENT POWER S...
Unknown 3.60% 2.93% #3 4
Prev: #7
2.9
-263,476 -12.7%
P
S
1,807,608 $100,972,983 13F Filing 2026-06-30 2026-08-14
INDI
INDIE SEMICONDU...
Technology 3.11% 3.16% #4 2
Prev: #6
2.2
-863,947 -4.3%
P
S
19,419,892 $87,195,315 1999 Q1 13F Filing 2026-06-30 2026-08-14
VCTR
VICTORY CAP HLD...
Financial Services 3.04% 3.44% #5
Prev: #5
2.2
-71,972 -6.6%
P
S
1,015,343 $85,349,733 1999 Q1 13F Filing 2026-06-30 2026-08-14
FTAI
FTAI AVIATION L...
Industrials 2.83% 4.03% #6 3
Prev: #3
1.6
-46,595 -13.7%
P
S
293,722 $79,460,613 1999 Q1 13F Filing 2026-06-30 2026-08-14
MRX
MAREX GROUP PLC
Financial Services 2.72% 2.64% #7 1
Prev: #8
1.6
30,533 2.5%
P
S
1,254,283 $76,448,549 1999 Q1 13F Filing 2026-06-30 2026-08-14
MOD
MODINE MFG CO
Consumer Cyclical 2.51% 3.96% #8 4
Prev: #4
1.0
-114,014 -30.2%
P
S
263,572 $70,378,995 1999 Q1 13F Filing 2026-06-30 2026-08-14
CRS
CARPENTER TECHN...
Industrials 2.13% 4.57% #9 8
Prev: #1
0.9
-142,488 -59.5%
P
S
96,981 $59,821,760 1999 Q1 13F Filing 2026-06-30 2026-08-14
NXT
NEXTPOWER INC
Technology 2.11% 2.47% #10 1
Prev: #9
2.8
71,504 16.8%
P
S
495,938 $59,086,053 1999 Q1 13F Filing 2026-06-30 2026-08-14
MGNI
MAGNITE INC
Communication Services 2.09% 1.47% #11 7
Prev: #18
3.3
529,798 20.7%
P
S
3,083,211 $58,519,345 1999 Q1 13F Filing 2026-06-30 2026-08-14
AXON
AXON ENTERPRISE...
Industrials 1.93% 1.86% #12
Prev: #12
2.8
6,137 6.8%
P
S
96,829 $54,283,306 1999 Q1 13F Filing 2026-06-30 2026-08-14
ONTO
ONTO INNOVATION...
Technology 1.91% 1.97% #13 2
Prev: #11
0.8
-57,126 -28.8%
P
S
141,568 $53,576,410 1999 Q1 13F Filing 2026-06-30 2026-08-14
TTMI
TTM TECHNOLOGIE...
Technology 1.79% 1.54% #14 2
Prev: #16
1.2
-58,104 -17.7%
P
S
269,330 $50,370,097 1999 Q1 13F Filing 2026-06-30 2026-08-14
LGND
LIGAND PHARMACE...
Healthcare 1.66% 0.23% #15 90
Prev: #105
3.7
123,066 509.3%
P
S
147,231 $46,538,247 1999 Q1 13F Filing 2026-06-30 2026-08-14
KRUS
KURA SUSHI USA ...
Consumer Cyclical 1.64% 2.05% #16 6
Prev: #10
3.2
194,052 31.9%
P
S
801,969 $46,161,336 1999 Q1 13F Filing 2026-06-30 2026-08-14
RGEN
REPLIGEN CORP
Healthcare 1.62% 0.50% #17 38
Prev: #55
3.6
245,318 282.1%
P
S
332,271 $45,335,055 1999 Q1 13F Filing 2026-06-30 2026-08-14
APPS
DIGITAL TURBINE...
Technology 1.61% 0.99% #18 13
Prev: #31
0.6
-3,618,151 -50.9%
P
S
3,494,200 $45,075,180 1999 Q1 13F Filing 2026-06-30 2026-08-14
LTH
LIFE TIME GROUP...
Consumer Cyclical 1.58% 1.56% #19 4
Prev: #15
1.1
-116,896 -9.7%
P
S
1,083,587 $44,253,693 1999 Q1 13F Filing 2026-06-30 2026-08-14
GENI
GENIUS SPORTS L...
Communication Services 1.52% 1.15% #20 5
Prev: #25
3.1
1,640,568 30.5%
P
S
7,024,330 $42,567,440 1999 Q1 13F Filing 2026-06-30 2026-08-14
CWST
CASELLA WASTE S...
Industrials 1.51% 0.96% #21 11
Prev: #32
3.6
186,027 74.3%
P
S
436,289 $42,306,944 1999 Q1 13F Filing 2026-06-30 2026-08-14
QXO
QXO INC
Industrials 1.43% 1.42% #22 3
Prev: #19
3.6
818,116 54.2%
P
S
2,327,662 $40,221,999 1999 Q1 13F Filing 2026-06-30 2026-08-14
GNRC
GENERAC HLDGS I...
Industrials 1.28% 0.12% #23 108
Prev: #131
3.5
109,659 829.9%
P
S
122,872 $35,978,150 2026 Q1 13F Filing 2026-06-30 2026-08-14
ZETA
ZETA GLOBAL HOL...
Technology 1.23% 0.79% #24 12
Prev: #36
3.5
733,725 71.6%
P
S
1,758,212 $34,601,612 1999 Q1 13F Filing 2026-06-30 2026-08-14
KRNT
KORNIT DIGITAL ...
Industrials 1.23% 1.63% #25 11
Prev: #14
1.0
-179,073 -7.8%
P
S
2,119,398 $34,440,217 1999 Q1 13F Filing 2026-06-30 2026-08-14
TWST
TWIST BIOSCIENC...
Healthcare 1.15% #26
Prev: #—
4.0
314,882
NEW
314,882 $32,395,060 2026 Q2 13F Filing 2026-06-30 2026-08-14
DAVE
DAVE INC
Technology 1.13% 0.55% #27 22
Prev: #49
3.0
19,435 29.7%
P
S
84,897 $31,631,773 1999 Q1 13F Filing 2026-06-30 2026-08-14
SIBN
SI BONE INC
Healthcare 1.12% 1.06% #28 2
Prev: #26
2.4
192,085 11.0%
P
S
1,931,182 $31,516,890 1999 Q1 13F Filing 2026-06-30 2026-08-14
FROG
JFROG LTD
Technology 0.97% 0.30% #29 58
Prev: #87
3.4
169,580 130.3%
P
S
299,683 $27,235,191 1999 Q1 13F Filing 2026-06-30 2026-08-14
FIGR
FIGURE TECHNOLO...
Financial Services 0.92% 1.54% #30 13
Prev: #17
0.9
-93,094 -10.0%
P
S
842,306 $25,867,217 1999 Q1 13F Filing 2026-06-30 2026-08-14
CLBT
CELLEBRITE DI L...
Technology 0.86% 1.16% #31 7
Prev: #24
0.8
-78,481 -4.5%
P
S
1,661,163 $24,252,980 1999 Q1 13F Filing 2026-06-30 2026-08-14
GTES
GATES INDL CORP...
Industrials 0.84% 0.85% #32 1
Prev: #33
2.3
68,837 8.9%
P
S
843,441 $23,591,045 1999 Q1 13F Filing 2026-06-30 2026-08-14
GLBE
GLOBAL E ONLINE...
Consumer Cyclical 0.78% 0.82% #33 1
Prev: #34
2.3
86,358 15.8%
P
S
633,327 $21,995,447 1999 Q1 13F Filing 2026-06-30 2026-08-14
GRAL
GRAIL INC
Healthcare 0.78% 0.12% #34 98
Prev: #132
3.3
271,548 547.2%
P
S
321,176 $21,926,686 1999 Q1 13F Filing 2026-06-30 2026-08-14
RBC
RBC BEARINGS IN...
Industrials 0.78% 1.01% #35 6
Prev: #29
0.8
-4,476 -11.6%
P
S
34,017 $21,908,989 1999 Q1 13F Filing 2026-06-30 2026-08-14
CAVA
CAVA GROUP INC
Consumer Cyclical 0.74% 1.19% #36 15
Prev: #21
0.8
-38,480 -12.7%
P
S
265,411 $20,829,455 1999 Q1 13F Filing 2026-06-30 2026-08-14
KIDS
ORTHOPEDIATRICS...
Healthcare 0.74% 0.69% #37 3
Prev: #40
2.8
189,223 21.1%
P
S
1,085,964 $20,774,491 1999 Q1 13F Filing 2026-06-30 2026-08-14
MTRN
MATERION CORP
Basic Materials 0.74% 1.01% #38 8
Prev: #30
0.3
-74,683 -51.7%
P
S
69,793 $20,755,740 1999 Q1 13F Filing 2026-06-30 2026-08-14
DSGX
DESCARTES SYS G...
Technology 0.73% 0.19% #39 77
Prev: #116
3.3
242,004 438.0%
P
S
297,257 $20,582,075 1999 Q1 13F Filing 2026-06-30 2026-08-14
N/A
QUANTINUUM INC
Unknown 0.68% #40
Prev: #—
3.8
233,540
NEW
233,540 $19,089,560 13F Filing 2026-06-30 2026-08-14
TOST
TOAST INC
Technology 0.68% 0.51% #41 12
Prev: #53
3.3
286,684 71.8%
P
S
685,751 $19,077,593 1999 Q1 13F Filing 2026-06-30 2026-08-14
TCBI
TEXAS CAP BANCS...
Financial Services 0.68% 0.79% #42 5
Prev: #37
2.3
12,720 7.4%
P
S
184,087 $19,008,824 1999 Q1 13F Filing 2026-06-30 2026-08-14
SN
SHARKNINJA INC
Consumer Cyclical 0.67% 0.67% #43 1
Prev: #42
0.8
-7,467 -5.7%
P
S
124,271 $18,922,745 1999 Q1 13F Filing 2026-06-30 2026-08-14
CELC
CELCUITY INC
Healthcare 0.67% 0.49% #44 13
Prev: #57
3.3
90,220 101.6%
P
S
179,053 $18,732,525 1999 Q1 13F Filing 2026-06-30 2026-08-14
UMAC
UNUSUAL MACHS I...
Technology 0.66% 0.61% #45 1
Prev: #46
0.8
-187,126 -18.4%
P
S
829,328 $18,494,014 1999 Q1 13F Filing 2026-06-30 2026-08-14
FWRG
FIRST WATCH RES...
Consumer Cyclical 0.63% 0.55% #46 2
Prev: #48
2.8
275,815 25.3%
P
S
1,363,852 $17,580,052 1999 Q1 13F Filing 2026-06-30 2026-08-14
NTNX
NUTANIX INC
Technology 0.61% 0.29% #47 45
Prev: #92
3.2
180,534 115.5%
P
S
336,852 $17,165,978 1999 Q1 13F Filing 2026-06-30 2026-08-14
LASR
NLIGHT INC
Technology 0.59% 0.51% #48 6
Prev: #54
2.7
51,720 27.9%
P
S
236,991 $16,499,313 2026 Q1 13F Filing 2026-06-30 2026-08-14
VECO
VEECO INSTRS IN...
Technology 0.55% 0.32% #49 29
Prev: #78
2.2
12,106 6.3%
P
S
204,837 $15,526,645 1999 Q1 13F Filing 2026-06-30 2026-08-14
STOK
STOKE THERAPEUT...
Healthcare 0.54% 0.53% #50 1
Prev: #51
2.7
126,022 37.6%
P
S
461,608 $15,103,814 1999 Q1 13F Filing 2026-06-30 2026-08-14
Showing 1-50 of 171 holdings

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