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GIM

Granahan Investment Management Portfolio holdings

AUM $2.07B
1-Year Est. Return 56.45%
This Fund
S&P 500
This Quarter Est. Return
+32.63%
1 Year Est. Return
+56.45%
3 Year Est. Return
+154.74%
5 Year Est. Return
+144.99%
10 Year Est. Return
+2,522.93%
AUM
$2.46B
AUM Growth
+$449M
Cap. Flow
-$4.39M
Cap. Flow %
-0.18%
Top 10 Hldgs %
34.46%
Holding
177
New
18
Increased
65
Reduced
70
Closed
24

Top Buys

Rank Stock Value
1
GLBE icon
Global E Online
GLBE
+$31.5M
2
CRCL
Circle Internet Group
CRCL
+$22.6M
3
KVYO icon
Klaviyo
KVYO
+$15.2M
4
MGNI icon
Magnite
MGNI
+$14.6M
5
ETOR
eToro Group
ETOR
+$12.8M

Top Sells

Rank Stock Value
1
STEP icon
StepStone Group
STEP
+$19.8M
2
KLC
KinderCare Learning Companies
KLC
+$14.2M
3
EVH icon
Evolent Health
EVH
+$12.9M
4
BPMC
Blueprint Medicines
BPMC
+$12.8M
5
ODD icon
ODDITY Tech
ODD
+$12.2M

Sector Composition

Rank Sector Weight
1 Technology 27.6%
2 Industrials 18.51%
3 Financials 15%
4 Healthcare 12.27%
5 Consumer Discretionary 9.21%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
QXO
51
QXO Inc
QXO
$16.6B
$13.2M 0.54%
612,844
-10,124
-2% -$166K
ETOR
52
eToro Group
ETOR
$2.7B
$13.2M 0.54%
+198,140
New +$12.8M
NCLH icon
53
Norwegian Cruise Line
NCLH
$8.52B
$12.2M 0.5%
600,414
+66,005
+12% +$1.18M
INSM icon
54
Insmed
INSM
$29.4B
$11.7M 0.47%
115,917
-71,885
-38% -$5.5M
ZETA icon
55
Zeta Global
ZETA
$6.91B
$11.7M 0.47%
752,823
-90,676
-11% -$1.2M
ELF icon
56
e.l.f. Beauty
ELF
$5.62B
$11M 0.45%
88,119
-78,585
-47% -$6.71M
SPT icon
57
Sprout Social
SPT
$604M
$10.9M 0.44%
519,517
-167,305
-24% -$3.55M
CCOI icon
58
Cogent Communications
CCOI
$528M
$10.8M 0.44%
224,491
+38,909
+21% +$1.98M
BELFB
59
Bel Fuse Inc Class B
BELFB
$4.1B
$10.6M 0.43%
108,912
-42,569
-28% -$3.21M
HQY icon
60
HealthEquity
HQY
$8.93B
$10.5M 0.43%
100,417
+40,878
+69% +$3.87M
ALHC icon
61
Alignment Healthcare
ALHC
$2.86B
$10.5M 0.43%
+747,067
New +$12M
MOD icon
62
Modine Manufacturing
MOD
$10.1B
$10.5M 0.43%
106,104
-126,042
-54% -$11.2M
FROG icon
63
JFrog
FROG
$10.7B
$10.4M 0.42%
237,168
-13,574
-5% -$516K
CECO icon
64
Ceco Environmental
CECO
$4.11B
$9.97M 0.41%
352,091
+34,675
+11% +$863K
SIMO icon
65
Silicon Motion
SIMO
$7.82B
$9.78M 0.4%
+130,091
New +$7.39M
JBTM
66
JBT Marel
JBTM
$6.35B
$9.69M 0.39%
80,567
+24,228
+43% +$2.71M
MTRN icon
67
Materion
MTRN
$5.83B
$9.6M 0.39%
121,005
-3,484
-3% -$275K
POWL icon
68
Powell Industries
POWL
$7.55B
$9.3M 0.38%
132,639
+12,039
+10% +$726K
SNDX icon
69
Syndax Pharmaceuticals
SNDX
$1.82B
$9.28M 0.38%
991,388
+441,446
+80% +$4.86M
SN icon
70
SharkNinja
SN
$26.2B
$8.75M 0.36%
88,400
-87,294
-50% -$7.55M
KNSA icon
71
Kiniksa Pharmaceuticals
KNSA
$5.97B
$8.61M 0.35%
310,992
-50,902
-14% -$1.3M
NTLA icon
72
Intellia Therapeutics
NTLA
$1.68B
$8.57M 0.35%
913,622
+437,676
+92% +$3.59M
CYBR
73
DELISTED
CyberArk
CYBR
$8.36M 0.34%
20,558
-866
-4% -$316K
RMBS icon
74
Rambus
RMBS
$10.4B
$8.33M 0.34%
130,081
+1,399
+1% +$75K
VKTX icon
75
Viking Therapeutics
VKTX
$4.02B
$8.08M 0.33%
305,091
-62,870
-17% -$1.66M
1 2
3
4 5

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Granahan Investment Management's Q2 2025 Portfolio in Review

As of Q2 2025, Granahan Investment Management held 177 positions worth $2.46B, up 22% from $2.01B the previous quarter. Its ten largest holdings account for 34% of the portfolio.

Granahan Investment Management's Q2 2025 filing shows 18 new, 65 increased, 70 reduced and 24 closed positions. Its largest new stake was Global E Online: 933,344 shares worth $31.3M. The largest sale was StepStone Group, an estimated $19.8M.

By sector, the portfolio is most concentrated in Technology at 28% of assets, up from 27% a quarter earlier, followed by Industrials and Financials.

  • Granahan Investment Management's largest Q2 2025 buy was Global E Online: 933,344 shares worth $31.3M.
  • Granahan Investment Management added most to Magnite in Q2 2025, an estimated $14.6M increase.
  • Granahan Investment Management's biggest Q2 2025 reduction was StepStone Group, cutting an estimated $19.8M.
  • Granahan Investment Management fully exited KinderCare Learning Companies in Q2 2025, selling an estimated $14.2M.
  • Granahan Investment Management's ten largest holdings make up 34% of its $2.46B portfolio in Q2 2025.
  • Granahan Investment Management opened 18 new positions and closed 24 in Q2 2025.
  • Granahan Investment Management's portfolio value rose 22% quarter-over-quarter to $2.46B.

Based on Granahan Investment Management's 13F filing for Q2 2025, filed 14 Aug 2025.