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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
+2.4%
1 Year Est. Return
+4.87%
3 Year Est. Return
+31.49%
5 Year Est. Return
+42.28%
10 Year Est. Return
–
AUM
$851M
AUM Growth
+$18.2M
Cap. Flow
+$5.92M
Cap. Flow %
0.7%
Top 10 Hldgs %
16.99%
Holding
174
New
4
Increased
88
Reduced
57
Closed
2

Top Buys

Rank Stock Value
1
CEG icon
Constellation Energy
CEG
+$7.36M
2
INTU icon
Intuit
INTU
+$6.46M
3
LLY icon
Eli Lilly
LLY
+$2.73M
4
ROP icon
Roper Technologies
ROP
+$2M
5
MA icon
Mastercard
MA
+$1.86M

Top Sells

Rank Stock Value
1
UNP icon
Union Pacific
UNP
+$9.1M
2
LMT icon
Lockheed Martin
LMT
+$8.82M
3
TROW icon
T. Rowe Price
TROW
+$8.52M
4
AVGO icon
Broadcom
AVGO
+$1.47M
5
COR icon
Cencora
COR
+$862K

Sector Composition

Rank Sector Weight
1 Technology 18.91%
2 Financials 12.93%
3 Healthcare 11.4%
4 Industrials 11.34%
5 Consumer Staples 10.38%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
PG icon
51
Procter & Gamble
PG
$329B
$8.36M 0.98%
54,382
+16
+0% +$2.5K
LLY icon
52
Eli Lilly
LLY
$1.02T
$8.33M 0.98%
10,913
+3,673
+51% +$2.73M
NJR icon
53
New Jersey Resources
NJR
$5.87B
$8.29M 0.97%
172,210
-444
-0.3% -$20.7K
V icon
54
Visa
V
$676B
$8.29M 0.97%
24,279
-301
-1% -$104K
O icon
55
Realty Income
O
$59.4B
$8.19M 0.96%
134,759
-864
-0.6% -$50.3K
NKE icon
56
Nike
NKE
$61.9B
$8.1M 0.95%
116,187
+9
+0% +$671
PEP icon
57
PepsiCo
PEP
$189B
$8.07M 0.95%
57,483
+31
+0.1% +$4.43K
PAYX icon
58
Paychex
PAYX
$40.5B
$8.01M 0.94%
63,177
-167
-0.3% -$23.2K
ZTS icon
59
Zoetis
ZTS
$31.6B
$7.93M 0.93%
54,167
+670
+1% +$101K
CL icon
60
Colgate-Palmolive
CL
$72.4B
$7.85M 0.92%
98,184
+1,483
+2% +$127K
MDLZ icon
61
Mondelez International
MDLZ
$79.6B
$7.81M 0.92%
124,978
+1,204
+1% +$77.7K
WRB icon
62
W.R. Berkley
WRB
$26.9B
$7.78M 0.92%
101,601
+20,381
+25% +$1.45M
UNH icon
63
UnitedHealth
UNH
$381B
$7.72M 0.91%
22,349
+2,295
+11% +$694K
PPG icon
64
PPG Industries
PPG
$24.7B
$7.69M 0.9%
73,119
-87
-0.1% -$9.67K
FRT icon
65
Federal Realty Investment Trust
FRT
$10.9B
$7.55M 0.89%
74,486
+378
+0.5% +$36.5K
JKHY icon
66
Jack Henry & Associates
JKHY
$10.7B
$7.51M 0.88%
50,432
+470
+0.9% +$78K
CEG icon
67
Constellation Energy
CEG
$96B
$7.5M 0.88%
+22,802
New +$7.36M
CMCSA icon
68
Comcast
CMCSA
$82.6B
$7.38M 0.87%
234,941
+13,457
+6% +$451K
TGT icon
69
Target
TGT
$64.4B
$7.16M 0.84%
79,873
+715
+0.9% +$70.4K
MA icon
70
Mastercard
MA
$503B
$7.11M 0.84%
12,502
+3,243
+35% +$1.86M
CHD icon
71
Church & Dwight Co
CHD
$22.8B
$7.02M 0.83%
80,137
+692
+0.9% +$64.9K
INTU icon
72
Intuit
INTU
$84.3B
$7.01M 0.82%
10,260
+8,966
+693% +$6.46M
ROP icon
73
Roper Technologies
ROP
$37.9B
$6.76M 0.79%
13,550
+3,749
+38% +$2M
BDX icon
74
Becton Dickinson
BDX
$44.9B
$6.75M 0.79%
36,045
+519
+1% +$96.4K
MKC icon
75
McCormick & Company Non-Voting
MKC
$13.8B
$6.62M 0.78%
98,997
+798
+0.8% +$55.9K
1 2
3
4 5

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Mattern Capital Management's Q3 2025 Portfolio in Review

As of Q3 2025, Mattern Capital Management held 174 positions worth $851M, up 2.2% from $832M the previous quarter. Its ten largest holdings account for 17% of the portfolio.

Trading was light in Q3 2025: portfolio turnover was 3.4%. Mattern Capital Management opened 4 new positions and exited 2, leaving the 174-position portfolio largely intact.

By sector, the portfolio is most concentrated in Technology at 19% of assets, up from 18% a quarter earlier, followed by Financials and Healthcare.

  • Mattern Capital Management's largest Q3 2025 buy was Constellation Energy: 22,802 shares worth $7.5M.
  • Mattern Capital Management added most to Intuit in Q3 2025, an estimated $6.46M increase.
  • Mattern Capital Management's biggest Q3 2025 reduction was Lockheed Martin, cutting an estimated $8.82M.
  • Mattern Capital Management fully exited Union Pacific in Q3 2025, selling an estimated $9.1M.
  • Mattern Capital Management's ten largest holdings make up 17% of its $851M portfolio in Q3 2025.
  • Mattern Capital Management opened 4 new positions and closed 2 in Q3 2025.
  • Mattern Capital Management's portfolio value rose 2.2% quarter-over-quarter to $851M.

Based on Mattern Capital Management's 13F filing for Q3 2025, filed 21 Oct 2025.