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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
-6.94%
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
$2.01B
AUM Growth
-$387M
Cap. Flow
-$99.8M
Cap. Flow %
-4.97%
Top 10 Hldgs %
30.28%
Holding
198
New
18
Increased
59
Reduced
82
Closed
39

Top Buys

Rank Stock Value
1
DSGX icon
Descartes Systems
DSGX
+$36.8M
2
FIX icon
Comfort Systems
FIX
+$27.5M
3
SMTC icon
Semtech
SMTC
+$24.5M
4
LEU icon
Centrus Energy
LEU
+$18.2M
5
SPSC icon
SPS Commerce
SPSC
+$15.8M

Top Sells

Rank Stock Value
1
AXON
Axon Enterprise
AXON
+$45.3M
2
FOUR icon
Shift4
FOUR
+$29M
3
GLOB icon
Globant
GLOB
+$24.1M
4
EVH icon
Evolent Health
EVH
+$23.4M
5
MGNI icon
Magnite
MGNI
+$15.4M

Sector Composition

Rank Sector Weight
1 Technology 27.11%
2 Industrials 17.97%
3 Financials 13.63%
4 Healthcare 12.99%
5 Consumer Discretionary 9.74%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
JBTM
76
JBT Marel
JBTM
$6.39B
$6.88M 0.34%
+56,339
New +$7.13M
POWL icon
77
Powell Industries
POWL
$7.61B
$6.85M 0.34%
+120,600
New +$8.41M
SNDX icon
78
Syndax Pharmaceuticals
SNDX
$1.8B
$6.76M 0.34%
549,942
-355,380
-39% -$5.01M
GRBK icon
79
Green Brick Partners
GRBK
$3.09B
$6.69M 0.33%
+114,813
New +$6.79M
RMBS icon
80
Rambus
RMBS
$10.4B
$6.66M 0.33%
128,682
+46,062
+56% +$2.71M
CFLT
81
DELISTED
Confluent
CFLT
$6.44M 0.32%
274,709
-58,909
-18% -$1.71M
MEC icon
82
Mayville Engineering Co
MEC
$580M
$6.42M 0.32%
478,038
-100,929
-17% -$1.52M
CRVL icon
83
CorVel
CRVL
$3.1B
$6.29M 0.31%
56,193
+1,827
+3% +$204K
SEAT icon
84
Vivid Seats
SEAT
$84.6M
$6.28M 0.31%
106,154
-62,906
-37% -$5.06M
TSEM icon
85
Tower Semiconductor
TSEM
$28.3B
$6.18M 0.31%
+173,430
New +$7.84M
XENE icon
86
Xenon Pharmaceuticals
XENE
$6.09B
$6.17M 0.31%
183,808
+1,475
+0.8% +$56K
NXT icon
87
Nextpower Inc
NXT
$15.9B
$5.93M 0.3%
140,638
+129,298
+1,140% +$5.75M
VECO icon
88
Veeco
VECO
$3.03B
$5.87M 0.29%
292,165
+48,496
+20% +$1.16M
OKTA icon
89
Okta
OKTA
$26B
$5.77M 0.29%
54,862
+4,010
+8% +$392K
MLTX icon
90
MoonLake Immunotherapeutics
MLTX
$1.38B
$5.56M 0.28%
142,220
+5,782
+4% +$249K
CMCO icon
91
Columbus McKinnon
CMCO
$563M
$5.36M 0.27%
316,856
+32,584
+11% +$846K
HQY icon
92
HealthEquity
HQY
$8.86B
$5.26M 0.26%
+59,539
New +$6.11M
EVER icon
93
EverQuote
EVER
$885M
$5.24M 0.26%
200,076
-258,822
-56% -$5.93M
AMRC icon
94
Ameresco
AMRC
$1.37B
$5.03M 0.25%
416,496
+405,879
+3,823% +$7.35M
ZYME icon
95
Zymeworks
ZYME
$1.72B
$4.85M 0.24%
407,589
-3,531
-0.9% -$48.2K
EWTX icon
96
Edgewise Therapeutics
EWTX
$4.79B
$4.79M 0.24%
217,667
-82,346
-27% -$2.16M
LSCC icon
97
Lattice Semiconductor
LSCC
$17.8B
$4.55M 0.23%
86,716
-38,225
-31% -$2.27M
LENZ
98
LENZ Therapeutics
LENZ
$162M
$4.53M 0.23%
176,166
+124,324
+240% +$3.06M
NPKI
99
NPK International
NPKI
$1.18B
$4.51M 0.22%
776,430
+70,723
+10% +$470K
RVMD icon
100
Revolution Medicines
RVMD
$43.8B
$4.48M 0.22%
126,752
+7,322
+6% +$297K
2 3
4
5 6

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Granahan Investment Management's Q1 2025 Portfolio in Review

As of Q1 2025, Granahan Investment Management held 198 positions worth $2.01B, down 16% from $2.4B the previous quarter. Its ten largest holdings account for 30% of the portfolio.

Granahan Investment Management withdrew a net $99.8M in Q1 2025, closing 39 positions and reducing 82 holdings. Its most notable exit was Workiva, an estimated $10.2M position sold in full.

By sector, the portfolio is most concentrated in Technology at 27% of assets, down from 30% a quarter earlier, followed by Industrials and Financials.

Against the trend, Granahan Investment Management opened a new position in Comfort Systems worth $22M.

  • Granahan Investment Management's largest Q1 2025 buy was Comfort Systems: 68,252 shares worth $22M.
  • Granahan Investment Management added most to Descartes Systems in Q1 2025, an estimated $36.8M increase.
  • Granahan Investment Management's biggest Q1 2025 reduction was Axon Enterprise, cutting an estimated $45.3M.
  • Granahan Investment Management fully exited Workiva in Q1 2025, selling an estimated $10.2M.
  • Granahan Investment Management's ten largest holdings make up 30% of its $2.01B portfolio in Q1 2025.
  • Granahan Investment Management opened 18 new positions and closed 39 in Q1 2025.
  • Granahan Investment Management's portfolio value fell 16% quarter-over-quarter to $2.01B.

Based on Granahan Investment Management's 13F filing for Q1 2025, filed 15 May 2025.