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Built from publicly disclosed institutional and insider activity. Informational purposes only - not investment advice.OpenStocks · v0.1
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  1. Home/
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  3. Wally Weitz (Weitz Investment)
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Asset Manager · CIK 0000883965

Wally Weitz

Weitz Investment
Share
  • Mid-Size Fund

Wally Weitz runs Weitz Investment, an asset manager overseeing $1.69B in disclosed equity holdings (SEC CIK 0000883965). The latest portfolio (2025Q4) discloses 44 positions across 9 sectors, with the largest positions in BRK.B, DHR and GOOG. On a mark-to-market basis the tracked portfolio has returned 8.5% over the past year. OpenStocks tracks 40 consecutive quarterly snapshots for this manager — every position change, new entry, and exit is logged below.

Track Wally's filingsView holdings↓
Portfolio
$1.69B
Positions
44
Quarter
2025Q4
Filings tracked
40
1Y+8.5%Since filing+159.3%Full performance →
Quarter
2025Q42025Q32025Q22025Q12024Q42024Q32024Q22024Q12023Q42023Q32023Q22023Q1

Holdings

Sorted by value · 2025Q4
44 positions
1
BRK.BBERKSHIRE HATHAWAY INC DEL
8.55%
of portfolio
Number of shares
286,850 sh
Holdings current value
$144.19M
Avg closing price
$142.98
+231.9%
Last action
Trimmed 11.2%
2025Q1
Current $474.58
2
DHRDANAHER CORPORATION
Healthcare·Diagnostics & Research
6.98%
of portfolio
Number of shares
513,950 sh
Holdings current value
$117.65M
Avg closing price
$192.53
+1.2%
Last action
Trimmed 2.5%
2025Q4
Current $194.75
3
GOOGALPHABET INC
Communication Services·Internet Content & Information
6.47%
of portfolio
Number of shares
347,900 sh
Holdings current value
$109.17M
Avg closing price
$130.47
+160.1%
Last action
Trimmed 21.0%
2025Q4
Current $339.40
4
VVISA INC
Financial Services·Credit Services
5.63%
of portfolio
Number of shares
270,580 sh
Holdings current value
$94.90M
Avg closing price
$87.59
+261.9%
Last action
Trimmed 9.2%
2025Q3
Current $317.02
5
MAMASTERCARD INCORPORATED
Financial Services·Credit Services
5.28%
of portfolio
Number of shares
155,900 sh
Holdings current value
$89.00M
Avg closing price
$112.97
+361.5%
Last action
Trimmed 5.6%
2025Q3
Current $521.30
6
TMOTHERMO FISHER SCIENTIFIC INC
Healthcare·Diagnostics & Research
4.64%
of portfolio
Number of shares
134,950 sh
Holdings current value
$78.20M
Avg closing price
$340.43
+54.7%
Last action
Trimmed 10.3%
2025Q4
Current $526.60
7
G0403H108AON PLC
4.58%
of portfolio
Number of shares
218,735 sh
Holdings current value
$77.19M
Avg closing price
$246.82
Last action
Added 2.5%
2025Q4
Current —
8
METAMETA PLATFORMS INC
Communication Services·Internet Content & Information
4.25%
of portfolio
Number of shares
108,710 sh
Holdings current value
$71.76M
Avg closing price
$186.51
+269.2%
Last action
Trimmed 6.0%
2025Q3
Current $688.55
9
MSFTMICROSOFT CORP
Technology·Software - Infrastructure
4.19%
of portfolio
Number of shares
145,975 sh
Holdings current value
$70.60M
Avg closing price
$359.37
+17.6%
Last action
Trimmed 5.2%
2025Q4
Current $422.79
10
IEXIDEX CORP
Industrials·Specialty Industrial Machinery
4.13%
of portfolio
Number of shares
391,475 sh
Holdings current value
$69.66M
Avg closing price
$190.15
+8.3%
Last action
Trimmed 3.7%
2025Q4
Current $205.92
11
VMCVULCAN MATLS CO
Basic Materials·Building Materials
3.55%
of portfolio
Number of shares
210,200 sh
Holdings current value
$59.95M
Avg closing price
$123.95
+135.4%
Last action
Trimmed 1.2%
2025Q4
Current $291.71
12
AMZNAMAZON COM INC
Consumer Cyclical·Internet Retail
3.05%
of portfolio
Number of shares
222,500 sh
Holdings current value
$51.36M
Avg closing price
$170.60
+46.9%
Last action
Trimmed 10.1%
2025Q1
Current $250.56
13
CSGPCOSTAR GROUP INC
Real Estate·Real Estate Services
2.87%
of portfolio
Number of shares
719,850 sh
Holdings current value
$48.40M
Avg closing price
$107.99
-63.2%
Last action
Trimmed 6.0%
2025Q3
Current $39.72
14
TECHBIO-TECHNE CORP
Healthcare·Biotechnology
2.80%
of portfolio
Number of shares
802,950 sh
Holdings current value
$47.22M
Avg closing price
$64.91
-8.7%
Last action
Added 0.1%
2025Q4
Current $59.23
15
EFXEQUIFAX INC
Industrials·Consulting Services
2.76%
of portfolio
Number of shares
214,880 sh
Holdings current value
$46.62M
Avg closing price
$203.43
-3.5%
Last action
Added 0.1%
2025Q4
Current $196.22
16
G1151C101ACCENTURE PLC IRELAND
2.56%
of portfolio
Number of shares
160,900 sh
Holdings current value
$43.17M
Avg closing price
$206.94
Last action
Added 0.2%
2025Q4
Current —
17
HEI/AHEICO CORP NEW
2.44%
of portfolio
Number of shares
162,779 sh
Holdings current value
$41.09M
Avg closing price
$67.36
Last action
Trimmed 0.1%
2025Q3
Current —
18
GPNGLOBAL PMTS INC
Industrials·Specialty Business Services
2.32%
of portfolio
Number of shares
505,000 sh
Holdings current value
$39.09M
Avg closing price
$114.33
-36.7%
Last action
Trimmed 8.2%
2025Q4
Current $72.37
19
ADIANALOG DEVICES INC
Technology·Semiconductors
2.14%
of portfolio
Number of shares
132,800 sh
Holdings current value
$36.02M
Avg closing price
$95.12
+290.5%
Last action
Trimmed 4.7%
2025Q4
Current $371.45
20
ODFLOLD DOMINION FREIGHT LINE IN
Industrials·Trucking
1.94%
of portfolio
Number of shares
208,800 sh
Holdings current value
$32.74M
Avg closing price
$168.79
+29.0%
Last action
Added 0.1%
2025Q4
Current $217.76
21
LBRDKLIBERTY BROADBAND CORP
Communication Services·Telecom Services
1.88%
of portfolio
Number of shares
651,000 sh
Holdings current value
$31.64M
Avg closing price
$69.97
-21.1%
Last action
Added 30.1%
2025Q4
Current $55.23
22
TXNTEXAS INSTRS INC
Technology·Semiconductors
1.70%
of portfolio
Number of shares
165,100 sh
Holdings current value
$28.64M
Avg closing price
$59.73
+284.7%
Last action
Added 0.3%
2025Q4
Current $229.82
23
SIRISIRIUSXM HOLDINGS INC
Communication Services·Entertainment
1.64%
of portfolio
Number of shares
1,384,000 sh
Holdings current value
$27.67M
Avg closing price
$23.53
+8.3%
Last action
Trimmed 5.6%
2025Q2
Current $25.48
24
MLMMARTIN MARIETTA MATLS INC
Basic Materials·Building Materials
1.52%
of portfolio
Number of shares
41,275 sh
Holdings current value
$25.70M
Avg closing price
$194.06
+220.5%
Last action
Added 1.5%
2025Q1
Current $622.02
25
LHLABCORP HOLDINGS INC
Healthcare·Diagnostics & Research
1.48%
of portfolio
Number of shares
99,750 sh
Holdings current value
$25.03M
Avg closing price
$203.51
+33.0%
Last action
Trimmed 28.6%
2025Q4
Current $270.68
26
IDXXIDEXX LABS INC
Healthcare·Diagnostics & Research
1.42%
of portfolio
Number of shares
35,300 sh
Holdings current value
$23.88M
Avg closing price
$419.95
+40.3%
Last action
Trimmed 37.9%
2025Q4
Current $589.25
27
CRMSALESFORCE COM INC
Technology·Software - Application
1.37%
of portfolio
Number of shares
87,500 sh
Holdings current value
$23.18M
Avg closing price
$143.42
+27.0%
Last action
Trimmed 7.9%
2025Q1
Current $182.14
28
ACIWACI WORLDWIDE INC
Technology·Software - Infrastructure
1.04%
of portfolio
Number of shares
367,700 sh
Holdings current value
$17.58M
Avg closing price
$31.77
+40.0%
Last action
Added 0.2%
2025Q4
Current $44.47
29
ROPROPER TECHNOLOGIES INC
Technology·Software - Application
0.96%
of portfolio
Number of shares
36,550 sh
Holdings current value
$16.27M
Avg closing price
$450.91
-19.6%
Last action
Added 16.3%
2025Q4
Current $362.44
30
PRMPERIMETER SOLUTIONS INC
Basic Materials·Specialty Chemicals
0.83%
of portfolio
Number of shares
509,400 sh
Holdings current value
$14.02M
Avg closing price
$12.78
+117.5%
Last action
Trimmed 31.6%
2025Q4
Current $27.80
31
ORCLORACLE CORP
Technology·Software - Infrastructure
0.81%
of portfolio
Number of shares
70,000 sh
Holdings current value
$13.64M
Avg closing price
$48.45
+261.3%
Last action
Trimmed 58.8%
2025Q3
Current $175.06
32
LKQLKQ CORP
Consumer Cyclical·Auto Parts
0.79%
of portfolio
Number of shares
441,000 sh
Holdings current value
$13.32M
Avg closing price
$32.63
-4.6%
Last action
Trimmed 17.4%
2025Q4
Current $31.12
33
EEFTEURONET WORLDWIDE INC
Technology·Software - Infrastructure
0.72%
of portfolio
Number of shares
160,000 sh
Holdings current value
$12.18M
Avg closing price
$76.11
-2.2%
Last action
New holding
2025Q4
Current $74.40
34
CDWCDW CORP
Technology·Information Technology Services
0.45%
of portfolio
Number of shares
56,250 sh
Holdings current value
$7.66M
Avg closing price
$150.83
-11.2%
Last action
Added 57.8%
2025Q4
Current $133.96
35
MELIMERCADOLIBRE INC
Consumer Cyclical·Internet Retail
0.44%
of portfolio
Number of shares
3,700 sh
Holdings current value
$7.45M
Avg closing price
$2337
-20.6%
Last action
New holding
2025Q3
Current $1856
36
LBRDALIBERTY BROADBAND CORP
Communication Services·Telecom Services
0.40%
of portfolio
Number of shares
140,000 sh
Holdings current value
$6.76M
Avg closing price
$82.04
-32.8%
Last action
Trimmed 26.3%
2023Q3
Current $55.13
37
ITGARTNER INC
Technology·Information Technology Services
0.37%
of portfolio
Number of shares
24,425 sh
Holdings current value
$6.16M
Avg closing price
$315.17
-50.9%
Last action
Trimmed 77.3%
2025Q4
Current $154.62
38
VLTOVERALTO CORP
Industrials·Pollution & Treatment Controls
0.22%
of portfolio
Number of shares
38,000 sh
Holdings current value
$3.79M
Avg closing price
$82.49
+10.3%
Last action
Added 1.3%
2025Q4
Current $90.98
39
SPGIS&P GLOBAL INC
Financial Services·Financial Data & Stock Exchanges
0.22%
of portfolio
Number of shares
7,140 sh
Holdings current value
$3.73M
Avg closing price
$262.76
+68.4%
Last action
Trimmed 84.9%
2025Q1
Current $442.57
40
G54950103LINDE PLC
0.18%
of portfolio
Number of shares
7,200 sh
Holdings current value
$3.07M
Avg closing price
$358.40
Last action
Added 4.3%
2025Q4
Current —
41
CMCSACOMCAST CORP NEW
Communication Services·Telecom Services
0.15%
of portfolio
Number of shares
85,000 sh
Holdings current value
$2.54M
Avg closing price
$37.95
-21.9%
Last action
Trimmed 81.2%
2025Q4
Current $29.63
42
FTVFORTIVE CORP
Technology·Scientific & Technical Instruments
0.15%
of portfolio
Number of shares
45,400 sh
Holdings current value
$2.51M
Avg closing price
$58.38
+3.7%
Last action
Trimmed 2.2%
2025Q4
Current $60.52
43
DEODIAGEO PLCADR
Consumer Defensive·Beverages - Wineries & Distilleries
0.12%
of portfolio
Number of shares
23,800 sh
Holdings current value
$2.05M
Avg closing price
$137.06
-40.3%
Last action
Trimmed 15.9%
2025Q4
Current $81.88
44
CHTRCHARTER COMMUNICATIONS INC N
Communication Services·Telecom Services
0.01%
of portfolio
Number of shares
650 sh
Holdings current value
$135.7K
Avg closing price
$317.79
-25.5%
Last action
Trimmed 99.4%
2025Q4
Current $236.62

Portfolio heatmap

Box size = % of portfolio · color = return since filing
BRK.B
8.55% · -5.6%
DHR
6.98% · -14.9%
GOOG
6.47% · +8.2%
V
5.63% · -9.6%
MA
5.28% · -8.7%
TMO
4.64% · -9.1%
AON PLC
4.58%
META
4.25% · +4.3%
MSFT
4.19% · -12.6%
IEX
4.13% · +15.7%
VMC
3.55% · +2.3%
AMZN
3.05% · +8.6%
CSGP
2.87% · -40.9%
TECH
2.80% · +0.7%
EFX
2.76% · -9.6%
ACCENTURE PLC IRELAND
2.56%
HEI/A
2.44%
GPN
2.32% · -6.5%
ADI
2.14% · +37.0%
ODFL
1.94% · +38.9%
LBRDK
1.88% · +13.6%
TXN
1.70% · +32.5%
SIRI
1.64% · +27.4%
MLM
1.52% · -0.1%

Sector exposure

Share of dollar value across the latest reported portfolio. Unclassified positions excluded.
  • Healthcare5 pos$292.0M21.2%
  • Communication Services7 pos$249.7M18.1%
  • Technology11 pos$234.4M17.0%
  • Industrials5 pos$191.9M13.9%
  • Financial Services3 pos$187.6M13.6%
  • Basic Materials3 pos$99.7M7.2%
  • Consumer Cyclical3 pos$72.1M5.2%
  • Real Estate1 pos$48.4M3.5%
  • Consumer Defensive1 pos$2.1M0.1%
(18.3% unclassified, excluded from %)