Conglomerate · CIK 0001067983
Warren Buffett
Berkshire Hathaway
Warren Buffett runs Berkshire Hathaway, a conglomerate overseeing $274.16B in disclosed equity holdings (SEC CIK 0001067983). The latest 13F filing (2025Q4) discloses 42 positions across 10 sectors, with the largest positions in AAPL, AXP and BAC. On a mark-to-market basis the tracked portfolio has returned 10.2% over the past year. OpenStocks tracks 40 consecutive 13F filings for this manager — every position change, new entry, and exit is logged below.
Portfolio
$274.16B
Positions
42
Quarter
2025Q4
Filings tracked
40
Holdings
Sorted by value · 2023Q2
48 positions
Avg buy
$138.03
2016Q1
Current
$270.23
Return
+95.8%
Last action
Trimmed 1.1%
2025Q4
915,560,382 sh
$177.59B
Avg buy
$26.71
2017Q3
Current
$53.51
Return
+100.4%
Last action
Trimmed 4.7%
2025Q4
1,032,852,006 sh
$29.63B
Avg buy
$61.40
2016Q1
Current
$325.76
Return
+430.6%
Last action
New holding
2025Q2
151,610,700 sh
$26.41B
Avg buy
$46.39
2016Q1
Current
$75.18
Return
+62.1%
Last action
New holding
2025Q2
400,000,000 sh
$24.09B
Avg buy
$142.37
2020Q3
Current
—
Return
—
Last action
Added 7.0%
2025Q4
123,120,120 sh
$19.37B
Avg buy
$48.97
2019Q3
Current
—
Return
—
Last action
New holding
2025Q2
224,129,192 sh
$13.18B
Avg buy
$78.56
2016Q1
Current
$22.59
Return
-71.2%
Last action
New holding
2025Q2
325,634,818 sh
$11.56B
Avg buy
$96.56
2016Q1
Current
—
Return
—
Last action
New holding
2025Q2
24,669,778 sh
$8.58B
Avg buy
$35.35
2022Q1
Current
$19.72
Return
-44.2%
Last action
Exited
2023Q3
120,952,818 sh
$3.71B
Avg buy
$73.38
2016Q1
Current
$148.13
Return
+101.9%
Last action
Trimmed 1.1%
2025Q4
36,095,570 sh
$3.63B
Avg buy
$92.83
2016Q1
Current
$273.85
Return
+195.0%
Last action
Trimmed 25.1%
2025Q3
12,815,613 sh
$2.90B
Avg buy
$53.39
2022Q1
Current
$129.34
Return
+142.3%
Last action
Exited
2025Q1
55,244,797 sh
$2.54B
Avg buy
$33.35
2019Q4
Current
$67.77
Return
+103.2%
Last action
New holding
2025Q2
50,000,000 sh
$2.35B
Avg buy
$76.67
2016Q1
Current
$315.10
Return
+311.0%
Last action
New holding
2025Q2
8,297,460 sh
$1.97B
Avg buy
$94.50
2016Q1
Current
$518.54
Return
+448.7%
Last action
New holding
2025Q2
3,986,648 sh
$1.57B
16
G0403H108AON PLC
0.43%
of portfolio
Avg buy
$230.70
2021Q1
Current
—
Return
—
Last action
Trimmed 10.3%
2025Q4
4,335,000 sh
$1.50B
Avg buy
$30.77
2022Q1
Current
$28.40
Return
-7.7%
Last action
Exited
2024Q2
93,730,975 sh
$1.49B
Avg buy
$34.22
2016Q2
Current
—
Return
—
Last action
Exited
2023Q3
43,208,291 sh
$1.41B
Avg buy
$229.10
2016Q2
Current
$235.97
Return
+3.0%
Last action
New holding
2025Q2
3,828,941 sh
$1.41B
Avg buy
$190.50
2019Q1
Current
$249.70
Return
+31.1%
Last action
Trimmed 42.3%
2025Q4
10,551,000 sh
$1.38B
Avg buy
$98.86
2023Q1
Current
$200.71
Return
+103.0%
Last action
New holding
2025Q2
12,471,030 sh
$1.36B
Avg buy
$77.07
2021Q4
Current
—
Return
—
Last action
Exited
2023Q3
14,658,121 sh
$1.24B
Avg buy
$281.40
2020Q4
Current
$143.55
Return
-49.0%
Last action
Exited
2024Q2
6,125,376 sh
$1.08B
Avg buy
$33.08
2016Q1
Current
$78.05
Return
+135.9%
Last action
Exited
2023Q3
22,000,000 sh
$848.32M
Avg buy
$4.07
2022Q4
Current
$15.43
Return
+279.1%
Last action
Exited
2025Q1
107,118,784 sh
$845.17M
Avg buy
$36.49
2022Q1
Current
$41.96
Return
+15.0%
Last action
New holding
2025Q2
29,000,000 sh
$783.29M
Avg buy
$134.85
2020Q4
Current
$197.12
Return
+46.2%
Last action
Trimmed 8.2%
2025Q1
5,242,000 sh
$728.11M
Avg buy
$121.69
2023Q2
Current
$143.35
Return
+17.8%
Last action
Exited
2025Q3
5,969,714 sh
$726.45M
Avg buy
$39.02
2016Q2
Current
—
Return
—
Last action
Exited
2023Q3
20,207,680 sh
$663.01M
Avg buy
$1455
2022Q1
Current
$1968
Return
+35.2%
Last action
Exited
2023Q3
471,661 sh
$652.39M
Avg buy
$131.41
2022Q1
Current
$68.34
Return
-48.0%
Last action
Exited
2023Q3
5,358,535 sh
$620.52M
Avg buy
$55.88
2016Q2
Current
—
Return
—
Last action
Exited
2025Q4
7,722,451 sh
$581.35M
Avg buy
$10.54
2022Q3
Current
—
Return
—
Last action
New holding
2025Q2
7,044,909 sh
$528.23M
Avg buy
$88.08
2021Q3
Current
$52.68
Return
-40.2%
Last action
Exited
2024Q3
4,780,000 sh
$496.93M
Avg buy
$95.76
2019Q3
Current
$149.68
Return
+56.3%
Last action
Exited
2023Q3
2,515,574 sh
$275.76M
36
G85158106STONECO LTD
0.04%
of portfolio
Avg buy
$18.44
2018Q4
Current
—
Return
—
Last action
Exited
2023Q3
10,695,448 sh
$136.26M
Avg buy
$6351
2023Q2
Current
—
Return
—
Last action
New holding
2025Q2
11,112 sh
$70.57M
Avg buy
$108.20
2016Q1
Current
$234.54
Return
+116.8%
Last action
Exited
2023Q3
327,100 sh
$54.14M
Avg buy
$82.31
2016Q1
Current
$143.11
Return
+73.9%
Last action
Exited
2023Q3
315,400 sh
$47.86M
Avg buy
$40.12
2016Q1
Current
$57.07
Return
+42.3%
Last action
Exited
2023Q3
578,000 sh
$42.16M
Avg buy
$181.18
2023Q1
Current
$80.04
Return
-55.8%
Last action
New holding
2025Q2
227,750 sh
$39.51M
42
G9001E102LIBERTY LATIN AMERICA LTD
0.01%
of portfolio
Avg buy
$19.45
2018Q1
Current
—
Return
—
Last action
Trimmed 8.2%
2025Q4
2,630,792 sh
$23.02M
Avg buy
$295.79
2019Q4
Current
$644.86
Return
+118.0%
Last action
Exited
2024Q4
43,000 sh
$17.51M
Avg buy
$321.85
2019Q4
Current
$701.66
Return
+118.0%
Last action
Exited
2024Q4
39,400 sh
$17.47M
Avg buy
$111.77
2023Q2
Current
—
Return
—
Last action
Added 0.0%
2025Q3
152,572 sh
$17.24M
Avg buy
$0.03
2022Q3
Current
$46.56
Return
+157730.0%
Last action
New holding
2025Q2
433,558 sh
$14.38M
47
G9001E128LIBERTY LATIN AMERICA LTD
0.00%
of portfolio
Avg buy
$19.09
2018Q1
Current
—
Return
—
Last action
New holding
2025Q2
1,284,020 sh
$11.07M
Avg buy
$105.47
2016Q1
Current
$105.06
Return
-0.4%
Last action
Exited
2023Q3
59,400 sh
$10.65M
Portfolio heatmap
Box size = % of portfolio · color = return since filing
AON PLC
0.43%
24 more
2.13%
Sector exposure
Share of dollar value across the latest 13F report. Unclassified positions excluded.
- Technology4 pos$185.28B54.3%
- Financial Services12 pos$74.64B21.9%
- Consumer Defensive6 pos$38.13B11.2%
- Energy2 pos$32.55B9.5%
- Healthcare2 pos$3.68B1.1%
- Consumer Cyclical5 pos$3.52B1.0%
- Communication Services2 pos$2.13B0.6%
- Basic Materials1 pos$620.5M0.2%
- Industrials2 pos$538.9M0.2%
(2.0% unclassified, excluded from %)