AI Portfolio Summary
In 2025 Q4, AVENIR CORP maintained a portfolio of 74 distinct positions. They heavily accumulated shares in COPART INC, increasing their position by 0.2%. The fund also reduced its exposure to CARMAX INC by 82.8%.
Total Positions
74
Quarter
2025 Q4
Top Holding
MSFT (12.9%)
Top 10 Concentration
74.4%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-50 of 74
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
MSFT
MICROSOFT CORP
|
Technology | 12.88% | 13.62% |
#1
Prev: #1
|
6.5 | -6,993 | -2.8% |
P
S
|
245,425 | $118,692,474 | 1999 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
MKL
MARKEL GROUP IN...
|
Financial Services | 10.82% | 9.31% |
#2
Prev: #2
|
6.0 | -370 | -0.8% |
P
S
|
46,372 | $99,683,770 | 1999 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
AMZN
AMAZON COM INC
|
Consumer Cyclical | 9.49% | 8.79% |
#3
Prev: #3
|
5.3 | -5,459 | -1.4% |
P
S
|
378,735 | $87,419,728 | 2016 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
AMT
AMERICAN TOWER ...
|
Real Estate | 7.96% | 8.40% |
#4
1
Prev: #5
|
4.2 | -1,754 | -0.4% |
P
S
|
417,712 | $73,337,760 | 1999 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
ORLY
OREILLY AUTOMOT...
|
Consumer Cyclical | 7.50% | 8.58% |
#5
1
Prev: #4
|
4.0 | -6,451 | -0.8% |
P
S
|
757,632 | $69,103,615 | 2017 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
AAPL
APPLE INC
|
Technology | 6.80% | 6.20% |
#6
Prev: #6
|
3.2 | -3,234 | -1.4% |
P
S
|
230,558 | $62,679,447 | 2016 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
BRK/B
BERKSHIRE HATHA...
|
Financial Services | 5.99% | 5.80% |
#7
Prev: #7
|
2.9 | -959 | -0.9% |
P
S
|
109,748 | $55,164,631 | 2011 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
CPRT
COPART INC
|
Industrials | 4.74% | 5.22% |
#8
Prev: #8
|
2.4 | 1,947 | 0.2% |
P
S
|
1,116,292 | $43,702,832 | 2018 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
ADBE
ADOBE INC
|
Technology | 4.34% | 3.95% |
#9
Prev: #9
|
3.7 | 6,799 | 6.3% |
P
S
|
114,324 | $40,012,257 | 2022 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
MA
MASTERCARD INCO...
|
Financial Services | 3.91% | 3.72% |
#10
Prev: #10
|
2.1 | 379 | 0.6% |
P
S
|
63,087 | $36,015,133 | 2015 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
LMT
LOCKHEED MARTIN...
|
Industrials | 3.38% | 3.63% |
#11
Prev: #11
|
1.9 | -5,517 | -7.9% |
P
S
|
64,336 | $31,117,635 | 2020 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
OLED
UNIVERSAL DISPL...
|
Technology | 2.92% | 3.23% |
#12
Prev: #12
|
3.2 | 14,136 | 6.5% |
P
S
|
230,181 | $26,880,479 | 2005 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
AMTM
AMENTUM HOLDING...
|
Industrials | 2.68% | 2.15% |
#13
1
Prev: #14
|
1.6 | -11,509 | -1.3% |
P
S
|
850,944 | $24,677,376 | 2024 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
WAY
WAYSTAR HLDG CO...
|
Healthcare | 2.65% | 2.85% |
#14
1
Prev: #13
|
1.6 | 24,910 | 3.5% |
P
S
|
746,467 | $24,446,794 | 2024 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
BOKF
BOK FINL CORP
|
Financial Services | 1.61% | 1.46% |
#15
1
Prev: #16
|
1.1 | -503 | -0.4% |
P
S
|
124,997 | $14,807,145 | 2000 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
V
VISA INC
|
Financial Services | 1.58% | 1.44% |
#16
1
Prev: #17
|
1.1 | 1,020 | 2.5% |
P
S
|
41,492 | $14,551,649 | 2015 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
ERII
ENERGY RECOVERY...
|
Industrials | 1.42% | 1.65% |
#17
2
Prev: #15
|
1.1 | -56,236 | -5.5% |
P
S
|
969,580 | $13,079,641 | 2014 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
SBAC
SBA COMMUNICATI...
|
Real Estate | 1.32% | 1.24% |
#18
Prev: #18
|
1.0 | 1,416 | 2.3% |
P
S
|
62,909 | $12,168,585 | 2012 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
MPLX
MPLX LP
|
Energy | 1.08% | 0.97% |
#19
1
Prev: #20
|
1.4 | no change | no change |
P
S
|
186,892 | $9,974,426 | 2015 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
ET
ENERGY TRANSFER...
|
Energy | 0.81% | 0.81% |
#20
1
Prev: #21
|
0.8 | 310 | 0.1% |
P
S
|
451,327 | $7,442,382 | 2010 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
BRK/A
BERKSHIRE HATHA...
|
Financial Services | 0.49% | 0.47% |
#21
2
Prev: #23
|
1.2 | no change | no change |
P
S
|
6 | $4,528,800 | 1999 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
EPD
ENTERPRISE PROD...
|
Energy | 0.44% | 0.41% |
#22
3
Prev: #25
|
1.2 | no change | no change |
P
S
|
125,478 | $4,022,825 | 2009 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
KMI
KINDER MORGAN I...
|
Energy | 0.43% | 0.43% |
#23
1
Prev: #24
|
0.7 | -600 | -0.4% |
P
S
|
145,185 | $3,991,136 | 2014 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
GOOG
ALPHABET INC
|
Communication Services | 0.37% | 0.27% |
#24
3
Prev: #27
|
1.1 | no change | no change |
P
S
|
10,770 | $3,379,757 | 2022 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
CTSO
CYTOSORBENTS CO...
|
Healthcare | 0.36% | 0.49% |
#25
3
Prev: #22
|
0.6 | 147,261 | 2.9% |
P
S
|
5,230,099 | $3,343,079 | 2018 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
STWD
STARWOOD PPTY T...
|
Real Estate | 0.27% | 0.26% |
#26
2
Prev: #28
|
2.1 | 8,920 | 7.0% |
P
S
|
136,758 | $2,463,012 | 2015 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
EQIX
EQUINIX INC
|
Real Estate | 0.23% | 0.22% |
#27
2
Prev: #29
|
1.1 | no change | no change |
P
S
|
2,741 | $2,100,045 | 2014 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
PHYS
SPROTT PHYSICAL...
|
Unknown | 0.22% | 0.19% |
#28
3
Prev: #31
|
1.1 | no change | no change |
P
S
|
60,310 | $1,991,436 | 2016 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
AX
AXOS FINANCIAL ...
|
Financial Services | 0.19% | 0.18% |
#29
3
Prev: #32
|
1.1 | no change | no change |
P
S
|
20,790 | $1,791,266 | 2018 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
AIG
AMERICAN INTL G...
|
Financial Services | 0.19% | 0.17% |
#30
3
Prev: #33
|
0.6 | -950 | -4.5% |
P
S
|
20,180 | $1,726,399 | 1999 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
KMX
CARMAX INC
|
Consumer Cyclical | 0.16% | 1.02% |
#31
12
Prev: #19
|
0.1 | -181,138 | -82.8% |
P
S
|
37,701 | $1,456,766 | 2004 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
AES
AES CORP
|
Utilities | 0.15% | 0.19% |
#32
2
Prev: #30
|
0.1 | -43,220 | -31.1% |
P
S
|
95,722 | $1,372,653 | 1999 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
BAC
BANK AMERICA CO...
|
Financial Services | 0.15% | 0.13% |
#33
2
Prev: #35
|
0.6 | 250 | 1.0% |
P
S
|
24,690 | $1,357,950 | 1999 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
ATOM
ATOMERA INC
|
Technology | 0.15% | 0.28% |
#34
8
Prev: #26
|
0.6 | 10,000 | 1.7% |
P
S
|
614,385 | $1,357,791 | 2018 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
BRSP
BRIGHTSPIRE CAP...
|
Real Estate | 0.13% | 0.13% |
#35
1
Prev: #36
|
1.1 | no change | no change |
P
S
|
221,900 | $1,242,640 | 2021 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
ADPT
ADAPTIVE BIOTEC...
|
Healthcare | 0.13% | 0.12% |
#36
2
Prev: #38
|
1.1 | no change | no change |
P
S
|
76,365 | $1,240,168 | 2020 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
VOO
VANGUARD INDEX ...
|
ETF | 0.13% | 0.12% |
#37
Prev: #37
|
1.1 | no change | no change |
P
S
|
1,930 | $1,210,361 | 2019 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
COHR
COHERENT CORP
|
Technology | 0.12% | 0.07% |
#38
10
Prev: #48
|
1.0 | no change | no change |
P
S
|
6,110 | $1,127,723 | 2024 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
DBRG
DIGITALBRIDGE G...
|
Financial Services | 0.12% | 0.09% |
#39
4
Prev: #43
|
1.0 | no change | no change |
P
S
|
73,139 | $1,121,952 | 2022 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
BN
BROOKFIELD CORP
|
Financial Services | 0.11% | 0.11% |
#40
1
Prev: #39
|
3.0 | 7,500 | 50.0% |
P
S
|
22,500 | $1,032,525 | 2022 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
XOM
EXXON MOBIL COR...
|
Energy | 0.11% | 0.10% |
#41
Prev: #41
|
1.0 | no change | no change |
P
S
|
8,345 | $1,004,237 | 2010 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
BSM
BLACK STONE MIN...
|
Energy | 0.11% | 0.10% |
#42
2
Prev: #40
|
1.0 | no change | no change |
P
S
|
73,900 | $982,131 | 2015 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
OPRX
OPTIMIZERX CORP
|
Healthcare | 0.10% | 0.16% |
#43
9
Prev: #34
|
1.0 | no change | no change |
P
S
|
77,260 | $947,208 | 2018 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
PRVA
PRIVIA HEALTH G...
|
Healthcare | 0.09% | 0.10% |
#44
2
Prev: #42
|
1.0 | no change | no change |
P
S
|
36,745 | $871,224 | 2021 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
LAMR
LAMAR ADVERTISI...
|
Real Estate | 0.09% | 0.07% |
#45
2
Prev: #47
|
2.0 | 950 | 16.3% |
P
S
|
6,780 | $858,212 | 2001 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
GLD
SPDR GOLD TRUST
|
ETF | 0.09% | 0.08% |
#46
Prev: #46
|
1.0 | no change | no change |
P
S
|
2,114 | $837,799 | 2015 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
BIP
BROOKFIELD INFR...
|
Bond/Debt | 0.09% | 0.08% |
#47
2
Prev: #45
|
1.0 | no change | no change |
P
S
|
23,071 | $801,487 | 2009 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
GOOD
GLADSTONE COMME...
|
Real Estate | 0.08% | 0.09% |
#48
4
Prev: #44
|
1.0 | no change | no change |
P
S
|
66,988 | $714,762 | 2003 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
CCCS
CCC INTELLIGENT...
|
Unknown | 0.06% | 0.06% |
#49
1
Prev: #50
|
1.0 | no change | no change |
P
S
|
65,772 | $522,887 | 2024 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
NEWT
NEWTEK BUSINESS...
|
Financial Services | 0.05% | 0.05% |
#50
2
Prev: #52
|
1.0 | no change | no change |
P
S
|
40,800 | $463,080 | 2021 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) |
Showing 1-50 of 74 holdings