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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
KRUS icon
26
Kura Sushi USA
KRUS
$590M
$20.5M 1.02%
401,143
+34,114
+9% +$2.41M
SIBN icon
27
SI-BONE Inc
SIBN
$844M
$20.1M 1%
1,432,701
-201,865
-12% -$3.26M
RBC icon
28
RBC Bearings
RBC
$17.6B
$20M 1%
62,292
+1,288
+2% +$434K
ACHR icon
29
Archer Aviation
ACHR
$4.78B
$19.9M 0.99%
2,800,177
+676,013
+32% +$6M
FOUR icon
30
Shift4
FOUR
$3.41B
$19.5M 0.97%
238,142
-281,414
-54% -$29M
HUBS icon
31
HubSpot
HUBS
$10.8B
$19.4M 0.97%
34,001
-2,991
-8% -$2.1M
ACVA icon
32
ACV Auctions
ACVA
$1.27B
$19.2M 0.96%
1,361,305
-75,168
-5% -$1.38M
PCTY icon
33
Paylocity
PCTY
$7.73B
$18M 0.89%
95,913
-55,588
-37% -$11.1M
MOD icon
34
Modine Manufacturing
MOD
$10.1B
$17.8M 0.89%
232,146
+127,024
+121% +$12.5M
TCBI icon
35
Texas Capital Bancshares
TCBI
$4.32B
$17.5M 0.87%
233,766
-25,919
-10% -$2.01M
WSC icon
36
WillScot Mobile Mini Holdings
WSC
$4.18B
$17.3M 0.86%
620,627
+31,458
+5% +$1.07M
KIDS icon
37
OrthoPediatrics
KIDS
$608M
$16.4M 0.82%
667,057
-119,312
-15% -$2.95M
STKL
38
DELISTED
SunOpta
STKL
$16.3M 0.81%
3,346,836
+564,621
+20% +$3.76M
TRNS icon
39
Transcat
TRNS
$850M
$15.9M 0.79%
213,167
+24,404
+13% +$2.05M
GTES icon
40
Gates Industrial Corporation Ltd.
GTES
$7.19B
$15.5M 0.77%
842,880
+131,831
+19% +$2.72M
SPT icon
41
Sprout Social
SPT
$609M
$15.1M 0.75%
686,822
-179,272
-21% -$5.21M
FTAI icon
42
FTAI Aviation
FTAI
$22.1B
$14.9M 0.74%
134,548
+75,758
+129% +$8.95M
SN icon
43
SharkNinja
SN
$26.2B
$14.7M 0.73%
175,694
+4,311
+3% +$439K
EXAS
44
DELISTED
Exact Sciences
EXAS
$14.6M 0.73%
337,875
-106,189
-24% -$5.38M
INSM icon
45
Insmed
INSM
$29.4B
$14.3M 0.71%
187,802
-21,552
-10% -$1.65M
NTNX icon
46
Nutanix
NTNX
$17.4B
$14.3M 0.71%
204,859
+13,031
+7% +$902K
KLC
47
KinderCare Learning Companies
KLC
$596M
$14.2M 0.71%
1,228,286
-217,773
-15% -$4.04M
KNF icon
48
Knife River
KNF
$3.83B
$13.9M 0.69%
154,247
-7,330
-5% -$714K
LEU icon
49
Centrus Energy
LEU
$3.78B
$13.4M 0.67%
+216,047
New +$18.2M
EVH icon
50
Evolent Health
EVH
$444M
$12.9M 0.64%
1,361,830
-2,311,880
-63% -$23.4M
1
2
3 4 5

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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.