AI Portfolio Summary
In 2026 Q1, Corundum Group, Inc. maintained a portfolio of 121 distinct positions. They heavily accumulated shares in ISHARES RUSSELL 1000, increasing their position by 12.2%. The fund also reduced its exposure to LINDE PLC ORDINARY S by 33.1%.
Total Positions
121
Quarter
2026 Q1
Top Holding
IWF (12.2%)
Top 10 Concentration
54.3%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-50 of 121
| Stock | History | Sector / Type | Port % | Prev % | Rank / Prev | Conviction | Change | % Change | Influence | Shares | Mkt Value | Avg Cost | Price Held | 1st Owned | Source | Source Date | Date Reported |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
IWF
ISHARES RUSSELL...
|
ETF | 12.17% | 12.09% |
#1
Prev: #1
|
8.0 | 9,297 | 12.2% |
P
S
|
85,429 | $36,426,926 | 2010 Q2 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
IWD
ISHARES RUSSELL...
|
ETF | 11.84% | 11.51% |
#2
Prev: #2
|
6.0 | 2,678 | 1.6% |
P
S
|
165,730 | $35,411,529 | 2010 Q2 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
EFA
ISHARES MSCI EA...
|
ETF | 5.27% | 5.01% |
#3
1
Prev: #4
|
3.6 | 6,943 | 4.5% |
P
S
|
162,461 | $15,779,837 | 2010 Q2 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
MMM
3M COMPANY
|
Industrials | 4.81% | 5.26% |
#4
1
Prev: #3
|
2.9 | 1,153 | 1.2% |
P
S
|
99,152 | $14,399,845 | 2013 Q2 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
LMT
LOCKHEED MARTIN...
|
Industrials | 3.85% | 4.18% |
#5
Prev: #5
|
2.0 | -6,715 | -26.1% |
P
S
|
19,045 | $11,510,608 | 2023 Q2 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
IWO
ISHARES RUSSELL...
|
ETF | 3.70% | 3.72% |
#6
Prev: #6
|
2.0 | 1,029 | 3.0% |
P
S
|
35,314 | $11,081,886 | 2010 Q2 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
IWN
ISHARES RUSSELL...
|
ETF | 3.39% | 3.28% |
#7
1
Prev: #8
|
1.9 | -361 | -0.7% |
P
S
|
53,508 | $10,144,582 | 2010 Q2 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
IWS
ISHARES RUSSELL...
|
ETF | 3.35% | 3.21% |
#8
1
Prev: #9
|
1.8 | 924 | 1.4% |
P
S
|
68,811 | $10,028,515 | 2016 Q2 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
IWP
ISHARES RUSSELL...
|
ETF | 3.23% | 3.15% |
#9
1
Prev: #10
|
3.3 | 6,909 | 10.1% |
P
S
|
75,496 | $9,672,548 | 2016 Q2 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
SPY
STATE STREET SP...
|
ETF | 2.69% | 2.81% |
#10
1
Prev: #11
|
1.6 | 110 | 0.9% |
P
S
|
12,387 | $8,055,762 | 2014 Q4 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
LIN
LINDE PLC ORDIN...
|
Basic Materials | 2.63% | 3.39% |
#11
4
Prev: #7
|
1.1 | -7,859 | -33.1% |
P
S
|
15,863 | $7,864,241 | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
SUSA
ISHARES TRUST I...
|
ETF | 2.21% | 2.39% |
#12
1
Prev: #13
|
1.4 | -933 | -1.8% |
P
S
|
50,149 | $6,624,683 | 2021 Q4 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
AAPL
APPLE INC
|
Technology | 1.99% | 2.14% |
#13
1
Prev: #14
|
1.3 | 41 | 0.2% |
P
S
|
23,510 | $5,966,693 | 2014 Q2 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
MSFT
MICROSOFT CORP
|
Technology | 1.54% | 2.48% |
#14
2
Prev: #12
|
1.1 | -2,797 | -18.3% |
P
S
|
12,459 | $4,611,948 | 2009 Q4 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
VONV
VANGUARD RUSSEL...
|
ETF | 1.48% | 1.25% |
#15
Prev: #15
|
2.6 | 6,820 | 16.9% |
P
S
|
47,161 | $4,420,872 | 2019 Q1 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
GLD
SPDR GOLD SHARE...
|
ETF | 1.35% | 1.16% |
#16
Prev: #16
|
2.5 | 704 | 8.1% |
P
S
|
9,391 | $4,040,853 | 2016 Q3 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
IWB
ISHARES RUSSELL...
|
ETF | 1.28% | 1.10% |
#17
1
Prev: #18
|
3.0 | 1,925 | 21.9% |
P
S
|
10,723 | $3,823,393 | 2011 Q4 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
SPLV
INVESCO EXCHANG...
|
Unknown | 1.13% | 0.93% |
#18
4
Prev: #22
|
2.5 | 7,539 | 19.4% |
P
S
|
46,346 | $3,389,746 | 2018 Q2 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
IWM
ISHARES RUSSELL...
|
ETF | 1.13% | 0.89% |
#19
5
Prev: #24
|
3.0 | 2,809 | 26.0% |
P
S
|
13,630 | $3,380,240 | 2010 Q4 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
XOM
EXXON MOBIL COR...
|
Energy | 1.05% | 0.72% |
#20
7
Prev: #27
|
0.9 | 859 | 4.8% |
P
S
|
18,605 | $3,156,524 | 2013 Q2 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
NVDA
NVIDIA CORP
|
Technology | 0.99% | 1.03% |
#21
Prev: #21
|
0.9 | 483 | 2.9% |
P
S
|
16,961 | $2,957,998 | 2021 Q2 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
JPM
JPMORGAN CHASE ...
|
Financial Services | 0.96% | 1.05% |
#22
2
Prev: #20
|
0.9 | 73 | 0.8% |
P
S
|
9,748 | $2,867,472 | 2017 Q3 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
GOOGL
ALPHABET INC CL...
|
Communication Services | 0.93% | 1.11% |
#23
6
Prev: #17
|
0.9 | -877 | -8.3% |
P
S
|
9,665 | $2,779,267 | 2018 Q4 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
GOOG
ALPHABET INC CL...
|
Communication Services | 0.86% | 0.92% |
#24
1
Prev: #23
|
0.8 | 231 | 2.6% |
P
S
|
8,973 | $2,573,995 | 2017 Q4 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
SPLG
SPDR SERIES TRU...
|
ETF | 0.86% | 1.05% |
#25
6
Prev: #19
|
0.8 | -5,641 | -14.4% |
P
S
|
33,539 | $2,567,075 | 2021 Q4 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
FTGC
FIRST TRUST GLO...
|
ETF | 0.80% | 0.55% |
#26
9
Prev: #35
|
2.3 | 12,750 | 18.1% |
P
S
|
83,201 | $2,388,701 | 2021 Q3 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
XLU
SELECT SECTOR S...
|
Unknown | 0.80% | 0.61% |
#27
5
Prev: #32
|
2.8 | 9,257 | 21.7% |
P
S
|
51,948 | $2,383,894 | 2023 Q4 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
CAT
CATERPILLAR INC
|
Industrials | 0.80% | 0.61% |
#28
5
Prev: #33
|
2.3 | 181 | 5.7% |
P
S
|
3,359 | $2,379,717 | 2018 Q4 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
VOO
VANGUARD S&P 50...
|
ETF | 0.79% | 0.60% |
#29
5
Prev: #34
|
2.8 | 1,114 | 39.4% |
P
S
|
3,944 | $2,356,737 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
IVW
ISHARES S&P 500...
|
ETF | 0.77% | 0.88% |
#30
5
Prev: #25
|
0.8 | -680 | -3.2% |
P
S
|
20,500 | $2,318,755 | 2016 Q1 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
AVGO
BROADCOM INC CO...
|
Technology | 0.71% | 0.75% |
#31
5
Prev: #26
|
2.3 | 331 | 5.1% |
P
S
|
6,820 | $2,110,858 | 2022 Q3 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
NUSC
NUSHARES ETF TR...
|
ETF | 0.68% | 0.69% |
#32
3
Prev: #29
|
0.8 | -787 | -1.7% |
P
S
|
45,349 | $2,043,426 | 2021 Q4 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
JNJ
JOHNSON & JOHNS...
|
Healthcare | 0.64% | 0.51% |
#33
5
Prev: #38
|
2.3 | 443 | 6.0% |
P
S
|
7,778 | $1,901,254 | 2009 Q4 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
IJH
ISHARES CORE S&...
|
ETF | 0.62% | 0.66% |
#34
4
Prev: #30
|
0.7 | -2,020 | -6.8% |
P
S
|
27,655 | $1,867,542 | 2018 Q4 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
V
VISA INC CL A C...
|
Financial Services | 0.60% | 0.52% |
#35
2
Prev: #37
|
2.7 | 1,490 | 33.7% |
P
S
|
5,906 | $1,785,029 | 2018 Q1 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
AMZN
AMAZON.COM INC
|
Consumer Cyclical | 0.59% | 0.70% |
#36
8
Prev: #28
|
0.7 | -630 | -6.9% |
P
S
|
8,450 | $1,759,881 | 2018 Q1 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
ABBV
ABBVIE INC
|
Healthcare | 0.59% | 0.64% |
#37
6
Prev: #31
|
0.7 | -256 | -3.1% |
P
S
|
8,055 | $1,751,882 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
GS
GOLDMAN SACHS G...
|
Financial Services | 0.53% | 0.50% |
#38
1
Prev: #39
|
2.2 | 180 | 10.5% |
P
S
|
1,887 | $1,596,383 | 2019 Q4 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
CSCO
CISCO SYSTEMS I...
|
Technology | 0.52% | 0.48% |
#39
1
Prev: #40
|
2.2 | 1,778 | 9.7% |
P
S
|
20,198 | $1,567,163 | 2018 Q1 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
BMY
BRISTOL MYERS S...
|
Healthcare | 0.52% | 0.43% |
#40
6
Prev: #46
|
2.2 | 2,092 | 8.9% |
P
S
|
25,726 | $1,560,282 | 2010 Q3 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
LLY
ELI LILLY & CO
|
Healthcare | 0.51% | 0.55% |
#41
5
Prev: #36
|
2.2 | 159 | 10.5% |
P
S
|
1,671 | $1,536,936 | 2018 Q4 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
ECL
ECOLAB INC
|
Basic Materials | 0.50% | 0.45% |
#42
2
Prev: #44
|
2.2 | 570 | 11.2% |
P
S
|
5,655 | $1,504,343 | 2009 Q4 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
COST
COSTCO WHOLESAL...
|
Consumer Defensive | 0.49% | 0.46% |
#43
2
Prev: #41
|
0.7 | -117 | -7.3% |
P
S
|
1,479 | $1,473,720 | 2021 Q4 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
USB
US BANCORP DEL ...
|
Financial Services | 0.48% | 0.45% |
#44
2
Prev: #42
|
2.2 | 2,470 | 9.7% |
P
S
|
27,816 | $1,446,710 | 2009 Q4 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
WMT
WALMART INC COM...
|
Consumer Defensive | 0.48% | 0.39% |
#45
7
Prev: #52
|
2.2 | 1,003 | 9.5% |
P
S
|
11,554 | $1,435,894 | 2010 Q3 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
DUK
DUKE ENERGY COR...
|
Utilities | 0.47% | 0.16% |
#46
32
Prev: #78
|
3.2 | 6,822 | 172.9% |
P
S
|
10,767 | $1,409,831 | 2024 Q4 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
WM
WASTE MANAGEMEN...
|
Industrials | 0.46% | 0.39% |
#47
6
Prev: #53
|
2.2 | 605 | 11.3% |
P
S
|
5,950 | $1,367,250 | 2018 Q4 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
HD
HOME DEPOT INC
|
Consumer Cyclical | 0.45% | 0.41% |
#48
Prev: #48
|
2.2 | 485 | 13.6% |
P
S
|
4,053 | $1,332,991 | 2009 Q4 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
INTC
INTEL CORP
|
Technology | 0.44% | 0.34% |
#49
8
Prev: #57
|
2.2 | 2,692 | 9.9% |
P
S
|
29,772 | $1,313,838 | 2009 Q4 | 13F Filing | 2026-03-31 | 2026-04-20 | |||
|
AMGN
AMGEN INC
|
Healthcare | 0.43% | 0.36% |
#50
5
Prev: #55
|
2.2 | 358 | 10.9% |
P
S
|
3,637 | $1,279,678 | 2018 Q4 | 13F Filing | 2026-03-31 | 2026-04-20 |
Showing 1-50 of 121 holdings