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MCM

Mattern Capital Management Portfolio holdings

AUM $835M
1-Year Est. Return 3.68%
This Fund
S&P 500
This Quarter Est. Return
-1.89%
1 Year Est. Return
+3.68%
3 Year Est. Return
+30.74%
5 Year Est. Return
+44.06%
10 Year Est. Return
–
AUM
$835M
AUM Growth
-$12.1M
Cap. Flow
+$11.7M
Cap. Flow %
1.4%
Top 10 Hldgs %
16.96%
Holding
179
New
9
Increased
83
Reduced
55
Closed
9

Top Buys

Rank Stock Value
1
MSI icon
Motorola Solutions
MSI
+$10.6M
2
TT icon
Trane Technologies
TT
+$10M
3
WM icon
Waste Management
WM
+$8.63M
4
INTU icon
Intuit
INTU
+$5.05M
5
CEG icon
Constellation Energy
CEG
+$4.1M

Top Sells

Rank Stock Value
1
EMR icon
Emerson Electric
EMR
+$10.9M
2
TGT icon
Target
TGT
+$9.78M
3
APD icon
Air Products & Chemicals
APD
+$8.57M
4
BF.B icon
Brown-Forman Class B
BF.B
+$6.92M
5
WMT icon
Walmart Inc
WMT
+$6.75M

Sector Composition

Rank Sector Weight
1 Technology 20.1%
2 Financials 13.54%
3 Healthcare 11.58%
4 Industrials 11.48%
5 Utilities 9.67%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
PLTR icon
126
Palantir
PLTR
$317B
$677K 0.08%
4,631
– –
IEMG icon
127
iShares Core MSCI Emerging Markets ETF
IEMG
$149B
$676K 0.08%
9,695
+260
+3% +$18.8K
IVV icon
128
iShares Core S&P 500 ETF
IVV
$881B
$673K 0.08%
1,030
+706
+218% +$482K
QCOM icon
129
Qualcomm
QCOM
$181B
$668K 0.08%
5,188
– –
RTX icon
130
RTX Corp
RTX
$261B
$606K 0.07%
3,144
-82
-3% -$16.3K
XOM icon
131
ExxonMobil
XOM
$611B
$593K 0.07%
3,497
-24
-0.7% -$3.5K
LMT icon
132
Lockheed Martin
LMT
$117B
$589K 0.07%
974
-68
-7% -$41.9K
JTEK icon
133
JPMorgan US Tech Leaders ETF
JTEK
$4.12B
$570K 0.07%
7,168
+2,438
+52% +$209K
DFEV icon
134
Dimensional Emerging Markets Value ETF
DFEV
$1.89B
$529K 0.06%
14,777
+5,318
+56% +$194K
THG icon
135
Hanover Insurance
THG
$7.46B
$461K 0.06%
2,657
– –
HON icon
136
Honeywell
HON
$71.3B
$453K 0.05%
2,004
-891
-31% -$204K
WDAY icon
137
Workday
WDAY
$35.8B
$433K 0.05%
3,330
– –
SBUX icon
138
Starbucks
SBUX
$120B
$417K 0.05%
4,659
-2,175
-32% -$206K
IBDS icon
139
iShares iBonds Dec 2027 Term Corporate ETF
IBDS
$3.83B
$403K 0.05%
16,645
-6,165
-27% -$150K
GOOGL icon
140
Alphabet (Google) Class A
GOOGL
$4.23T
$390K 0.05%
1,356
+23
+2% +$7.23K
ISTB icon
141
iShares Core 1-5 Year USD Bond ETF
ISTB
$5.08B
$381K 0.05%
7,855
-9,200
-54% -$448K
INMU icon
142
BlackRock Intermediate Muni Income Bond ETF
INMU
$526M
$371K 0.04%
15,518
-446
-3% -$10.8K
FEX icon
143
First Trust Large Cap Core AlphaDEX Fund
FEX
$1.84B
$370K 0.04%
3,032
– –
VIG icon
144
Vanguard Dividend Appreciation ETF
VIG
$111B
$367K 0.04%
1,706
+232
+16% +$51.7K
ET icon
145
Energy Transfer Partners
ET
$69.9B
$367K 0.04%
19,003
– –
VZ icon
146
Verizon
VZ
$182B
$359K 0.04%
+7,142
New +$331K
VLUE icon
147
iShares MSCI USA Value Factor ETF
VLUE
$9.6B
$353K 0.04%
2,485
-280
-10% -$41.1K
OKE icon
148
Oneok
OKE
$58.9B
$340K 0.04%
3,767
– –
NVS icon
149
Novartis
NVS
$293B
$338K 0.04%
2,211
– –
PWR icon
150
Quanta Services
PWR
$94.3B
$335K 0.04%
+610
New +$314K
4 5
6
7 8

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Mattern Capital Management's Q1 2026 Portfolio in Review

As of Q1 2026, Mattern Capital Management held 179 positions worth $835M, down 1.4% from $847M the previous quarter. Its ten largest holdings account for 17% of the portfolio.

Mattern Capital Management's Q1 2026 filing shows 9 new, 83 increased, 55 reduced and 9 closed positions. Its largest new stake was Motorola Solutions: 24,556 shares worth $10.7M. The largest sale was Emerson Electric, an estimated $10.9M.

By sector, the portfolio is most concentrated in Technology at 20% of assets, up from 20% a quarter earlier, followed by Financials and Healthcare.

  • Mattern Capital Management's largest Q1 2026 buy was Motorola Solutions: 24,556 shares worth $10.7M.
  • Mattern Capital Management added most to Waste Management in Q1 2026, an estimated $8.63M increase.
  • Mattern Capital Management's biggest Q1 2026 reduction was Emerson Electric, cutting an estimated $10.9M.
  • Mattern Capital Management fully exited Air Products & Chemicals in Q1 2026, selling an estimated $8.57M.
  • Mattern Capital Management's ten largest holdings make up 17% of its $835M portfolio in Q1 2026.
  • Mattern Capital Management opened 9 new positions and closed 9 in Q1 2026.
  • Mattern Capital Management's portfolio value fell 1.4% quarter-over-quarter to $835M.

Based on Mattern Capital Management's 13F filing for Q1 2026, filed 4 May 2026.