Arkolith/Funds/Granahan Investment Management, LLC

Granahan Investment Management, LLC

CIK: 1026710Q1 2026
Active Filer
Portfolio Value
$2.1B
Positions
174
New Buys
17
25 sold
Changes
66 ↑ / 65 ↓

Top HoldingsQ1 2026

174 total positions
#SecurityValueShares% PortChangeΔ Shares
1CARPENTER TECHNOLOGY CORP
COM
$94.4M239.5K4.6%
REDUCED
-27,706
2PORCH GROUP INC
COM
$90.9M12.67M4.4%
ADDED
+1.08M
3
FTAI AVIATION LTD
SHS
$83.4M340.3K4.0%
REDUCED
-7,048
4MODINE MFG CO
COM
$81.8M377.6K4.0%
ADDED
+51.1K
5VICTORY CAP HLDGS INC DEL
COM CL A
$71.2M1.09M3.4%
ADDED
+12.1K
6INDIE SEMICONDUCTOR INC
CLASS A COM
$65.3M20.28M3.2%
ADDED
+3.07M
7FORGENT POWER SOLUTIONS INC
COM SHS CL A
$60.6M2.07M2.9%
NEW
8
MAREX GROUP PLC
ORD
$54.6M1.22M2.6%
REDUCED
-153,243
9NEXTPOWER INC
CLASS A COM
$51.2M424.4K2.5%
ADDED
+39.7K
10KURA SUSHI USA INC
CL A COM
$42.4M607.9K2.1%
REDUCED
-179,191
11ONTO INNOVATION INC
COM
$40.7M198.7K2.0%
ADDED
+2.1K
12AXON ENTERPRISE INC
COM
$38.5M90.7K1.9%
ADDED
+15.0K
13COMFORT SYS USA INC
COM
$35.9M26.0K1.7%
REDUCED
-8
14
KORNIT DIGITAL LTD
SHS
$33.7M2.30M1.6%
REDUCED
-271,192
15LIFE TIME GROUP HOLDINGS INC
COMMON STOCK
$32.3M1.20M1.6%
REDUCED
-459,089
16TTM TECHNOLOGIES INC
COM
$31.9M327.4K1.5%
ADDED
+80.1K
17FIGURE TECHNOLOGY SOLUTIO
COM CL A
$31.8M935.4K1.5%
ADDED
+269.9K
18MAGNITE INC
COM
$30.3M2.55M1.5%
REDUCED
-562,517
19QXO INC
COM NEW
$29.3M1.51M1.4%
ADDED
+709.9K
20SEMTECH CORP
COM
$28.5M370.6K1.4%
REDUCED
-47,585
21CAVA GROUP INC
COM
$24.6M303.9K1.2%
ADDED
+73.1K
22RAMBUS INC DEL
COM
$24.1M280.2K1.2%
ADDED
+14.7K
23
SPORTRADAR GROUP AG
CLASS A ORD SHS
$24.1M1.44M1.2%
REDUCED
-230,812
24
CELLEBRITE DI LTD
ORDINARY SHARES
$24.0M1.74M1.2%
REDUCED
-1,317,374
25
GENIUS SPORTS LIMITED
SHARES CL A
$23.9M5.38M1.2%
REDUCED
-2,470,110
Showing top 25 of 174 positions

Filing History

Q1 2026149 pos
$2.1B
Q4 2025157 pos
$2.3B

Data Source

Holdings data sourced from SEC EDGAR 13F-HR filings. Updated quarterly, approximately 45 days after quarter end. All data is public domain.

Last filed: May 15, 2026