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MCM

Mattern Capital Management Portfolio holdings

AUM $857M
1-Year Est. Return 4.87%
This Fund
S&P 500
This Quarter Est. Return
+4.29%
1 Year Est. Return
+4.87%
3 Year Est. Return
+31.49%
5 Year Est. Return
+42.28%
10 Year Est. Return
–
AUM
$857M
AUM Growth
+$21.9M
Cap. Flow
+$7M
Cap. Flow %
0.82%
Top 10 Hldgs %
17.02%
Holding
173
New
3
Increased
92
Reduced
44
Closed
7

Top Buys

Rank Stock Value
1
JPM icon
JPMorgan Chase
JPM
+$8.23M
2
TSCO icon
Tractor Supply
TSCO
+$3M
3
ZTS icon
Zoetis
ZTS
+$2.8M
4
NKE icon
Nike
NKE
+$2.56M
5
BDX icon
Becton Dickinson
BDX
+$2.1M

Top Sells

Rank Stock Value
1
PSX icon
Phillips 66
PSX
+$8.9M
2
PPG icon
PPG Industries
PPG
+$7.89M
3
CBSH icon
Commerce Bancshares
CBSH
+$6.72M
4
MKC icon
McCormick & Company Non-Voting
MKC
+$6.24M
5
FRT icon
Federal Realty Investment Trust
FRT
+$4.51M

Sector Composition

Rank Sector Weight
1 Technology 21.32%
2 Financials 14.51%
3 Healthcare 12.76%
4 Industrials 12.12%
5 Utilities 8.75%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
BR icon
51
Broadridge
BR
$20.4B
$9.09M 1.06%
66,397
+3,754
+6% +$567K
CHD icon
52
Church & Dwight Co
CHD
$23.4B
$9M 1.05%
92,883
+1,470
+2% +$140K
TSCO icon
53
Tractor Supply
TSCO
$18B
$8.99M 1.05%
284,547
+86,868
+44% +$3M
PG icon
54
Procter & Gamble
PG
$341B
$8.97M 1.05%
61,179
+3,235
+6% +$471K
MDT icon
55
Medtronic
MDT
$119B
$8.92M 1.04%
114,041
+13,777
+14% +$1.11M
WRB icon
56
W.R. Berkley
WRB
$25.8B
$8.89M 1.04%
126,077
+13,205
+12% +$885K
MA icon
57
Mastercard
MA
$513B
$8.72M 1.02%
16,976
+1,016
+6% +$507K
MCD icon
58
McDonald's
MCD
$184B
$8.62M 1.01%
31,907
+2,053
+7% +$589K
CEG icon
59
Constellation Energy
CEG
$101B
$8.54M 1%
34,378
-2,729
-7% -$769K
BDX icon
60
Becton Dickinson
BDX
$51.1B
$8.43M 0.98%
55,723
+14,050
+34% +$2.1M
JKHY icon
61
Jack Henry & Associates
JKHY
$11.8B
$8.42M 0.98%
61,106
+9,000
+17% +$1.28M
MDLZ icon
62
Mondelez International
MDLZ
$78.4B
$8.26M 0.96%
142,795
+1,917
+1% +$115K
PEP icon
63
PepsiCo
PEP
$191B
$8.2M 0.96%
60,531
+1,547
+3% +$231K
NKE icon
64
Nike
NKE
$57.5B
$7.94M 0.93%
193,333
+58,208
+43% +$2.56M
ICE icon
65
Intercontinental Exchange
ICE
$92.4B
$7.58M 0.88%
61,537
+3,215
+6% +$482K
VOO icon
66
Vanguard S&P 500 ETF
VOO
$1.03T
$7.19M 0.84%
10,470
– –
ZTS icon
67
Zoetis
ZTS
$31.5B
$7.12M 0.83%
99,018
+29,761
+43% +$2.8M
ACN icon
68
Accenture
ACN
$118B
$6.77M 0.79%
54,367
+6,325
+13% +$1.1M
INTU icon
69
Intuit
INTU
$94.2B
$6.74M 0.79%
25,820
+2,669
+12% +$930K
PSX icon
70
Phillips 66
PSX
$102B
$6.24M 0.73%
36,899
-51,700
-58% -$8.9M
AVIG icon
71
Avantis Core Fixed Income ETF
AVIG
$2B
$6.03M 0.7%
145,608
-471
-0.3% -$19.5K
JBND icon
72
JPMorgan Active Bond ETF
JBND
$8.61B
$5.78M 0.67%
107,955
-385
-0.4% -$20.6K
AVLV icon
73
Avantis US Large Cap Value ETF
AVLV
$21.6B
$4.11M 0.48%
45,054
+14,133
+46% +$1.24M
QQQ icon
74
Invesco QQQ Trust
QQQ
$488B
$4M 0.47%
5,431
– –
USFR icon
75
WisdomTree Floating Rate Treasury Fund
USFR
$18.8B
$3.65M 0.43%
72,483
+3,770
+5% +$190K
1 2
3
4 5

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SC
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AAM
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PFA
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AIMC
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SFO
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QIM
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UW
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PWG
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Mattern Capital Management's Q2 2026 Portfolio in Review

As of Q2 2026, Mattern Capital Management held 173 positions worth $857M, up 2.6% from $835M the previous quarter. Its ten largest holdings account for 17% of the portfolio.

Mattern Capital Management's Q2 2026 filing shows 3 new, 92 increased, 44 reduced and 7 closed positions. Its largest new stake was Advanced Micro Devices: 491 shares worth $285K. The largest sale was Phillips 66, an estimated $8.9M.

By sector, the portfolio is most concentrated in Technology at 21% of assets, up from 20% a quarter earlier, followed by Financials and Healthcare.

  • Mattern Capital Management's largest Q2 2026 buy was Advanced Micro Devices: 491 shares worth $285K.
  • Mattern Capital Management added most to JPMorgan Chase in Q2 2026, an estimated $8.23M increase.
  • Mattern Capital Management's biggest Q2 2026 reduction was Phillips 66, cutting an estimated $8.9M.
  • Mattern Capital Management fully exited McCormick & Company Non-Voting in Q2 2026, selling an estimated $6.24M.
  • Mattern Capital Management's ten largest holdings make up 17% of its $857M portfolio in Q2 2026.
  • Mattern Capital Management opened 3 new positions and closed 7 in Q2 2026.
  • Mattern Capital Management's portfolio value rose 2.6% quarter-over-quarter to $857M.

Based on Mattern Capital Management's 13F filing for Q2 2026, filed 24 Jul 2026.