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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
+0.09%
1 Year Est. Return
+4.87%
3 Year Est. Return
+31.49%
5 Year Est. Return
+42.28%
10 Year Est. Return
–
AUM
$847M
AUM Growth
-$3.63M
Cap. Flow
+$46.3K
Cap. Flow %
0.01%
Top 10 Hldgs %
17.02%
Holding
176
New
4
Increased
96
Reduced
43
Closed
6

Top Buys

Rank Stock Value
1
FDS icon
Factset
FDS
+$2.8M
2
ROP icon
Roper Technologies
ROP
+$2.3M
3
BF.B icon
Brown-Forman Class B
BF.B
+$2.02M
4
ZTS icon
Zoetis
ZTS
+$1.62M
5
INTU icon
Intuit
INTU
+$1.52M

Top Sells

Rank Stock Value
1
SBUX icon
Starbucks
SBUX
+$8.27M
2
HON icon
Honeywell
HON
+$8.11M
3
CMCSA icon
Comcast
CMCSA
+$7.38M
4
APH icon
Amphenol
APH
+$2.36M
5
NEE icon
NextEra Energy
NEE
+$1.9M

Sector Composition

Rank Sector Weight
1 Technology 19.79%
2 Financials 13.69%
3 Healthcare 12.31%
4 Consumer Staples 11.29%
5 Industrials 10.4%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
AVIG icon
76
Avantis Core Fixed Income ETF
AVIG
$1.94B
$6.12M 0.72%
145,870
+3,829
+3% +$161K
JBND icon
77
JPMorgan Active Bond ETF
JBND
$8.42B
$5.83M 0.69%
107,823
+2,472
+2% +$134K
QQQ icon
78
Invesco QQQ Trust
QQQ
$453B
$3.63M 0.43%
5,911
-1,222
-17% -$750K
AMZN icon
79
Amazon
AMZN
$2.92T
$3.31M 0.39%
14,321
-221
-2% -$50.6K
DIA icon
80
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
$45.8B
$3.03M 0.36%
6,297
– –
SHY icon
81
iShares 1-3 Year Treasury Bond ETF
SHY
$25.5B
$2.4M 0.28%
28,982
+2,053
+8% +$170K
VTEB icon
82
Vanguard Tax-Exempt Bond Index Fund
VTEB
$45.1B
$2.2M 0.26%
43,816
+3,320
+8% +$167K
TSLA icon
83
Tesla
TSLA
$1.23T
$2.19M 0.26%
4,865
-454
-9% -$201K
GOOG icon
84
Alphabet (Google) Class C
GOOG
$4.36T
$2.12M 0.25%
6,742
-4,778
-41% -$1.37M
IWD icon
85
iShares Russell 1000 Value ETF
IWD
$82.2B
$2.11M 0.25%
10,013
– –
VNLA icon
86
Janus Henderson Short Duration Income ETF
VNLA
$3.32B
$2.03M 0.24%
41,283
+2,705
+7% +$133K
DECK icon
87
Deckers Outdoor
DECK
$13.2B
$1.77M 0.21%
17,072
+518
+3% +$48.6K
DG icon
88
Dollar General
DG
$28B
$1.75M 0.21%
13,206
+647
+5% +$72.2K
VRTX icon
89
Vertex Pharmaceuticals
VRTX
$121B
$1.67M 0.2%
3,689
+377
+11% +$162K
DLTR icon
90
Dollar Tree
DLTR
$24.4B
$1.67M 0.2%
13,549
-1,481
-10% -$159K
AVLV icon
91
Avantis US Large Cap Value ETF
AVLV
$18B
$1.66M 0.2%
21,891
+1,059
+5% +$77.9K
ADBE icon
92
Adobe
ADBE
$99.5B
$1.66M 0.2%
4,730
+1,058
+29% +$360K
TSM icon
93
TSMC
TSM
$2.1T
$1.64M 0.19%
5,387
-1,165
-18% -$342K
JPM icon
94
JPMorgan Chase
JPM
$935B
$1.6M 0.19%
4,977
+158
+3% +$48.9K
CVX icon
95
Chevron
CVX
$392B
$1.59M 0.19%
10,431
+504
+5% +$76.8K
COP icon
96
ConocoPhillips
COP
$147B
$1.56M 0.18%
16,717
+1,214
+8% +$110K
IGSB icon
97
iShares 1-5 Year Investment Grade Corporate Bond ETF
IGSB
$23B
$1.53M 0.18%
28,945
+2,414
+9% +$128K
SPY icon
98
State Street SPDR S&P 500 ETF Trust
SPY
$790B
$1.52M 0.18%
2,231
– –
NVO
99
Novo Nordisk
NVO
$208B
$1.52M 0.18%
29,800
+10,019
+51% +$512K
VTI icon
100
Vanguard Morningstar Total Stock Market ETF
VTI
$660B
$1.47M 0.17%
4,382
– –
2 3
4
5 6

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NOCM
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OAM
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BCM
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AWM
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TSS
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USAA
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Mattern Capital Management's Q4 2025 Portfolio in Review

As of Q4 2025, Mattern Capital Management held 176 positions worth $847M, down 0.43% from $851M the previous quarter. Its ten largest holdings account for 17% of the portfolio.

Mattern Capital Management's Q4 2025 filing shows 4 new, 96 increased, 43 reduced and 6 closed positions. Its largest new stake was Tyler Technologies: 2,122 shares worth $963K. The largest sale was Starbucks, an estimated $8.27M.

By sector, the portfolio is most concentrated in Technology at 20% of assets, up from 19% a quarter earlier, followed by Financials and Healthcare.

  • Mattern Capital Management's largest Q4 2025 buy was Tyler Technologies: 2,122 shares worth $963K.
  • Mattern Capital Management added most to Factset in Q4 2025, an estimated $2.8M increase.
  • Mattern Capital Management's biggest Q4 2025 reduction was Starbucks, cutting an estimated $8.27M.
  • Mattern Capital Management fully exited Comcast in Q4 2025, selling an estimated $7.38M.
  • Mattern Capital Management's ten largest holdings make up 17% of its $847M portfolio in Q4 2025.
  • Mattern Capital Management opened 4 new positions and closed 6 in Q4 2025.
  • Mattern Capital Management's portfolio value fell 0.43% quarter-over-quarter to $847M.

Based on Mattern Capital Management's 13F filing for Q4 2025, filed 29 Jan 2026.