Corundum Group, Inc.
•CIK: 1486083•Filing: Q4 2025
**Corundum Group, Inc.** manages $298M across a diversified portfolio of 112 positions. The fund exhibits notable concentration in the iShares Russell 1000 Growth ETF (IWF) at $36.0M and iShares Russell 1000 Value ETF (IWD) at $34.3M. Further significant allocations include MMM ($15.7M) and EFA ($14.9M), suggesting a tactical tilt across growth, value, and international exposure. This structure indicates a systematic approach to capturing broad market factor premiums.
Total AUM
$298.0M
QoQ Performance
+22.4%
Positions
111
Top 10 Concentration
54.8%
Latest Filing
Q4 2025
Top Holdings Allocation
IWF
IWD
MMM
EFA
IWF12.1%
IWD11.5%
MMM5.3%
EFA5.0%
LMT4.2%
IWO3.7%
LIN3.4%
IWN3.3%
📈 Biggest Buys
📉 Biggest Sells
Sector Breakdown
Other60.9%
Industrial10.7%
Technology10.0%
Healthcare3.9%
Materials3.8%
ETF3.8%
Financial2.9%
Consumer2.5%
🚪 Exited Positionssold since Q3 2025
+1 more exited positions
Changes from Q3 2025
NEW16 new positions
↑46 increased
↓42 decreased
Historical Filings
Q4 2025Q3 2025Q2 2025Q1 2025Q4 2024Q3 2024Q2 2024Q1 2024Q4 2023Q3 2023Q2 2023Q1 2023Q4 2022