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Wallace Weitz Weitz Investment Management

AUM $1.44B
1-Year Est. Return 3.53%
 

Wallace Weitz founded Weitz Investment Management and built a long career as a patient, research-driven value investor. The firm is known for concentrated equity portfolios, conservative balance-sheet analysis, and multi-year holding periods. Weitz’s letters and process notes are frequently recommended to investors learning classic U.S. value management.

This Fund
S&P 500
This Quarter Est. Return
-8.56%
1 Year Est. Return
+3.53%
3 Year Est. Return
+36.06%
5 Year Est. Return
+41.29%
10 Year Est. Return
+224.48%
AUM
$1.43B
AUM Growth
-$254M
Cap. Flow
-$93.2M
Cap. Flow %
-6.51%
Top 10 Hldgs %
54.56%
Holding
52
New
8
Increased
6
Reduced
28
Closed
3

Top Buys

Rank Stock Value
1
IR icon
Ingersoll Rand
IR
+$11.8M
2
MSFT icon
Microsoft
MSFT
+$9.82M
3
MELI icon
Mercado Libre
MELI
+$8.29M
4
ASML icon
ASML
ASML
+$7.54M
5
TSM icon
TSMC
TSM
+$6.88M

Top Sells

Rank Stock Value
1
IEX icon
IDEX
IEX
+$25.1M
2
ROP icon
Roper Technologies
ROP
+$16.3M
3
ODFL icon
Old Dominion Freight Line
ODFL
+$14.3M
4
GPN icon
Global Payments
GPN
+$12.5M
5
CSGP icon
CoStar Group
CSGP
+$10.6M

Sector Composition

Rank Sector Weight
1 Financials 25.08%
2 Technology 16.57%
3 Healthcare 16.3%
4 Communication Services 15.43%
5 Industrials 13.3%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
BRK.B icon
1
Berkshire Hathaway Class B
BRK.B
$1.06T
$134M 9.33%
278,850
-8,000
-3% -$3.93M
GOOG icon
2
Alphabet (Google) Class C
GOOG
$4.18T
$93.7M 6.54%
326,750
-21,150
-6% -$6.64M
DHR icon
3
Danaher
DHR
$154B
$90.6M 6.32%
477,750
-36,200
-7% -$7.71M
V icon
4
Visa
V
$693B
$80.2M 5.6%
265,330
-5,250
-2% -$1.69M
MA icon
5
Mastercard
MA
$509B
$73.5M 5.13%
147,000
-8,900
-6% -$4.69M
AON icon
6
Aon
AON
$75.3B
$69M 4.82%
213,860
-4,875
-2% -$1.62M
MSFT icon
7
Microsoft
MSFT
$3.59T
$62.7M 4.38%
169,450
+23,475
+16% +$9.82M
META icon
8
Meta Platforms (Facebook)
META
$1.4T
$60.5M 4.22%
105,710
-3,000
-3% -$1.92M
TMO icon
9
Thermo Fisher Scientific
TMO
$233B
$59.5M 4.15%
121,000
-13,950
-10% -$7.57M
VMC icon
10
Vulcan Materials
VMC
$35.8B
$58.3M 4.07%
214,200
+4,000
+2% +$1.18M
IEX icon
11
IDEX
IEX
$17.3B
$50.1M 3.5%
264,300
-127,175
-32% -$25.1M
AMZN icon
12
Amazon
AMZN
$2.79T
$46.3M 3.23%
222,500
– –
HEI.A icon
13
HEICO Corp Class A
HEI.A
$36.5B
$39.9M 2.78%
188,979
+26,200
+16% +$6.45M
TECH icon
14
Bio-Techne
TECH
$11.3B
$34.1M 2.38%
653,200
-149,750
-19% -$8.99M
ACN icon
15
Accenture
ACN
$113B
$33.8M 2.36%
170,700
+9,800
+6% +$2.28M
ADI icon
16
Analog Devices
ADI
$182B
$33.8M 2.36%
106,350
-26,450
-20% -$8.42M
EFX icon
17
Equifax
EFX
$22.6B
$33.8M 2.36%
187,605
-27,275
-13% -$5.42M
TXN icon
18
Texas Instruments
TXN
$241B
$31.1M 2.17%
160,100
-5,000
-3% -$1.01M
SIRI icon
19
SiriusXM
SIRI
$9.67B
$29.8M 2.08%
1,293,000
-91,000
-7% -$1.96M
LBRDK
20
DELISTED
Liberty Broadband Class C
LBRDK
$29M 2.02%
576,000
-75,000
-12% -$3.78M
LH icon
21
Labcorp
LH
$27.3B
$26.4M 1.84%
99,050
-700
-0.7% -$190K
ODFL icon
22
Old Dominion Freight Line
ODFL
$42.8B
$25.8M 1.8%
132,000
-76,800
-37% -$14.3M
MLM icon
23
Martin Marietta Materials
MLM
$32.1B
$23.4M 1.63%
39,775
-1,500
-4% -$957K
GPN icon
24
Global Payments
GPN
$24.7B
$22.5M 1.57%
335,000
-170,000
-34% -$12.5M
CSGP icon
25
CoStar Group
CSGP
$13.1B
$20.9M 1.46%
517,025
-202,825
-28% -$10.6M
1
2 3

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Wallace Weitz's Q1 2026 Portfolio in Review

As of Q1 2026, Wallace Weitz held 52 positions worth $1.43B, down 15% from $1.69B the previous quarter. Its ten largest holdings account for 55% of the portfolio.

Wallace Weitz withdrew a net $93.2M in Q1 2026, closing 3 positions and reducing 28 holdings. Its most notable exit was Roper Technologies, an estimated $16.3M position sold in full.

By sector, the portfolio is most concentrated in Financials at 25% of assets, up from 24% a quarter earlier, followed by Technology and Healthcare.

Against the trend, Wallace Weitz opened a new position in Ingersoll Rand worth $10.7M.

  • Wallace Weitz's largest Q1 2026 buy was Ingersoll Rand: 133,200 shares worth $10.7M.
  • Wallace Weitz added most to Microsoft in Q1 2026, an estimated $9.82M increase.
  • Wallace Weitz's biggest Q1 2026 reduction was IDEX, cutting an estimated $25.1M.
  • Wallace Weitz fully exited Roper Technologies in Q1 2026, selling an estimated $16.3M.
  • Wallace Weitz's ten largest holdings make up 55% of its $1.43B portfolio in Q1 2026.
  • Wallace Weitz opened 8 new positions and closed 3 in Q1 2026.
  • Wallace Weitz's portfolio value fell 15% quarter-over-quarter to $1.43B.

Based on Weitz Investment Management's 13F filing for Q1 2026, filed 14 May 2026.