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Avenir Corporation Portfolio holdings

AUM $820M
1-Year Est. Return 2.4%
This Fund
S&P 500
This Quarter Est. Return
+1.67%
1 Year Est. Return
-2.4%
3 Year Est. Return
+42.58%
5 Year Est. Return
+56.08%
10 Year Est. Return
+344.07%
AUM
$953M
AUM Growth
-$23.8M
Cap. Flow
-$18.4M
Cap. Flow %
-1.93%
Top 10 Hldgs %
73.53%
Holding
72
New
3
Increased
8
Reduced
22
Closed
2

Top Buys

Rank Stock Value
1
AMTM
Amentum Holdings
AMTM
+$14.5M
2
CTSO icon
Cytosorbents Corp
CTSO
+$2.06M
3
WAY
Waystar Holding Corp
WAY
+$965K
4
LMT icon
Lockheed Martin
LMT
+$811K
5
ANET icon
Arista Networks
ANET
+$342K

Top Sells

Rank Stock Value
1
CCC
CCC Intelligent Solutions
CCC
+$17.3M
2
MKL icon
Markel Group
MKL
+$9.07M
3
ORLY icon
O'Reilly Automotive
ORLY
+$2.69M
4
MSFT icon
Microsoft
MSFT
+$1.33M
5
ERII icon
Energy Recovery
ERII
+$985K

Sector Composition

Rank Sector Weight
1 Financials 24.09%
2 Consumer Discretionary 22.42%
3 Technology 19.7%
4 Industrials 13.76%
5 Real Estate 12.12%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
MSFT icon
1
Microsoft
MSFT
$3.45T
$101M 10.65%
270,350
-3,258
-1% -$1.33M
AMT icon
2
American Tower
AMT
$80.8B
$94.8M 9.94%
435,442
-2,620
-0.6% -$514K
MKL icon
3
Markel Group
MKL
$23.3B
$92.8M 9.74%
49,640
-4,928
-9% -$9.07M
ORLY icon
4
O'Reilly Automotive
ORLY
$72.9B
$84.4M 8.85%
883,350
-30,915
-3% -$2.69M
AMZN icon
5
Amazon
AMZN
$2.92T
$76.9M 8.07%
404,123
-2,377
-0.6% -$516K
CPRT icon
6
Copart
CPRT
$27B
$63.8M 6.7%
1,127,823
-17,125
-1% -$964K
BRK.B icon
7
Berkshire Hathaway Class B
BRK.B
$1.1T
$60.6M 6.36%
113,837
-930
-0.8% -$452K
AAPL icon
8
Apple
AAPL
$4.54T
$55.4M 5.81%
249,399
-3,898
-2% -$903K
MA icon
9
Mastercard
MA
$506B
$36M 3.78%
65,700
-472
-0.7% -$257K
LULU icon
10
lululemon athletica
LULU
$13.5B
$34.5M 3.63%
122,051
-1,254
-1% -$460K
LMT icon
11
Lockheed Martin
LMT
$134B
$32.9M 3.45%
73,641
+1,762
+2% +$811K
OLED icon
12
Universal Display
OLED
$3.75B
$27.2M 2.85%
194,873
-1,703
-0.9% -$254K
WAY
13
Waystar Holding Corp
WAY
$4.05B
$23M 2.41%
614,619
+24,375
+4% +$965K
KMX icon
14
CarMax
KMX
$8.13B
$17.7M 1.86%
227,300
-4,870
-2% -$390K
ERII icon
15
Energy Recovery
ERII
$446M
$16.9M 1.78%
1,066,654
-64,719
-6% -$985K
AMTM
16
Amentum Holdings
AMTM
$5.42B
$16.5M 1.73%
904,162
+710,692
+367% +$14.5M
V icon
17
Visa
V
$684B
$14.9M 1.56%
42,382
-356
-0.8% -$120K
SBAC icon
18
SBA Communications
SBAC
$19.2B
$14.4M 1.51%
65,532
-513
-0.8% -$107K
BOKF icon
19
BOK Financial
BOKF
$8.58B
$13.1M 1.37%
125,710
– –
MPLX icon
20
MPLX
MPLX
$59.3B
$9.81M 1.03%
183,294
– –
AES icon
21
AES
AES
$10.5B
$9.12M 0.96%
734,495
-39,733
-5% -$460K
ET icon
22
Energy Transfer Partners
ET
$70.1B
$8.15M 0.86%
438,662
– –
CTSO icon
23
Cytosorbents Corp
CTSO
$22.7M
$5.04M 0.53%
5,044,918
+1,950,972
+63% +$2.06M
BRK.A icon
24
Berkshire Hathaway Class A
BRK.A
$1.1T
$4.79M 0.5%
6
– –
EPD icon
25
Enterprise Products Partners
EPD
$82.3B
$4.22M 0.44%
123,578
– –
1
2 3

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DI
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CCM
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ACM
Arvin Capital Management Austin, Texas $819M AUM 24.75% 1-Year Est. Return
BC
Brio Consultants San Francisco, California $818M AUM 13.48% 1-Year Est. Return
VT
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MA
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SCM
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FPCP
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Avenir Corporation's Q1 2025 Portfolio in Review

As of Q1 2025, Avenir Corporation held 72 positions worth $953M, down 2.4% from $977M the previous quarter. Its ten largest holdings account for 74% of the portfolio.

Avenir Corporation's Q1 2025 filing shows 3 new, 8 increased, 22 reduced and 2 closed positions. Its largest new stake was Arista Networks: 3,370 shares worth $261K. The largest sale was CCC Intelligent Solutions, an estimated $17.3M.

By sector, the portfolio is most concentrated in Financials at 24% of assets, up from 23% a quarter earlier, followed by Consumer Discretionary and Technology.

  • Avenir Corporation's largest Q1 2025 buy was Arista Networks: 3,370 shares worth $261K.
  • Avenir Corporation added most to Amentum Holdings in Q1 2025, an estimated $14.5M increase.
  • Avenir Corporation's biggest Q1 2025 reduction was CCC Intelligent Solutions, cutting an estimated $17.3M.
  • Avenir Corporation fully exited Magnite in Q1 2025, selling an estimated $557K.
  • Avenir Corporation's ten largest holdings make up 74% of its $953M portfolio in Q1 2025.
  • Avenir Corporation opened 3 new positions and closed 2 in Q1 2025.
  • Avenir Corporation's portfolio value fell 2.4% quarter-over-quarter to $953M.

Based on Avenir Corporation's 13F filing for Q1 2025, filed 14 May 2025.