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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
+2.34%
1 Year Est. Return
+4.87%
3 Year Est. Return
+31.49%
5 Year Est. Return
+42.28%
10 Year Est. Return
AUM
$785M
AUM Growth
+$18M
Cap. Flow
+$9.01M
Cap. Flow %
1.15%
Top 10 Hldgs %
16.78%
Holding
167
New
7
Increased
74
Reduced
64
Closed
4

Top Buys

Rank Stock Value
1
LLY icon
Eli Lilly
LLY
+$4.75M
2
WRB icon
W.R. Berkley
WRB
+$4.51M
3
ROP icon
Roper Technologies
ROP
+$4.12M
4
APH icon
Amphenol
APH
+$3.84M
5
MA icon
Mastercard
MA
+$3.41M

Top Sells

Rank Stock Value
1
UPS icon
United Parcel Service
UPS
+$1.71M
2
AAPL icon
Apple
AAPL
+$1.1M
3
WMT icon
Walmart Inc
WMT
+$1.05M
4
COST icon
Costco
COST
+$1.04M
5
AFL icon
Aflac
AFL
+$972K

Sector Composition

Rank Sector Weight
1 Technology 16.19%
2 Financials 14.65%
3 Industrials 13.03%
4 Healthcare 12.02%
5 Consumer Staples 11.78%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
DLTR icon
101
Dollar Tree
DLTR
$24.4B
$907K 0.12%
12,087
+1,824
+18% +$130K
IWF icon
102
iShares Russell 1000 Growth ETF
IWF
$121B
$897K 0.11%
9,940
-6,292
-39% -$621K
META icon
103
Meta Platforms (Facebook)
META
$1.42T
$885K 0.11%
1,535
-11
-0.7% -$7.1K
VEA icon
104
Vanguard FTSE Developed Markets ETF
VEA
$229B
$882K 0.11%
17,350
DG icon
105
Dollar General
DG
$28B
$881K 0.11%
10,022
+1,028
+11% +$77.8K
SPY icon
106
State Street SPDR S&P 500 ETF Trust
SPY
$790B
$873K 0.11%
1,560
-1,465
-48% -$861K
BAX icon
107
Baxter International
BAX
$13.5B
$858K 0.11%
25,056
+3,097
+14% +$101K
JPM icon
108
JPMorgan Chase
JPM
$935B
$832K 0.11%
3,393
+143
+4% +$36.5K
ISTB icon
109
iShares Core 1-5 Year USD Bond ETF
ISTB
$5.11B
$816K 0.1%
16,881
TSM icon
110
TSMC
TSM
$2.1T
$814K 0.1%
4,904
+622
+15% +$121K
QCOM icon
111
Qualcomm
QCOM
$155B
$810K 0.1%
5,276
CSGP icon
112
CoStar Group
CSGP
$11.7B
$784K 0.1%
9,890
+1,012
+11% +$77K
ULTA icon
113
Ulta Beauty
ULTA
$22B
$743K 0.09%
2,027
+275
+16% +$105K
UPS icon
114
United Parcel Service
UPS
$88.6B
$736K 0.09%
6,696
-14,304
-68% -$1.71M
DFAT icon
115
Dimensional US Targeted Value ETF
DFAT
$14.6B
$736K 0.09%
14,295
+2,019
+16% +$111K
RSG icon
116
Republic Services
RSG
$64.8B
$722K 0.09%
2,982
+166
+6% +$37.2K
INTU icon
117
Intuit
INTU
$86.5B
$712K 0.09%
1,159
+206
+22% +$124K
WM icon
118
Waste Management
WM
$90.6B
$700K 0.09%
3,022
+302
+11% +$66.9K
AZO icon
119
AutoZone
AZO
$49.2B
$679K 0.09%
178
+12
+7% +$41.4K
MRSH
120
Marsh
MRSH
$90.5B
$675K 0.09%
2,766
+233
+9% +$52.9K
PWZ icon
121
Invesco California AMT-Free Municipal Bond ETF
PWZ
$1.14B
$671K 0.09%
28,141
+515
+2% +$12.6K
CMF icon
122
iShares California Muni Bond ETF
CMF
$4.55B
$628K 0.08%
11,151
-1,175
-10% -$66.8K
WSO icon
123
Watsco Inc
WSO
$12.7B
$619K 0.08%
1,218
+58
+5% +$28.6K
NVO
124
Novo Nordisk
NVO
$208B
$579K 0.07%
8,343
+4,526
+119% +$374K
AXP icon
125
American Express
AXP
$227B
$567K 0.07%
2,107
+208
+11% +$61.5K

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Mattern Capital Management's Q1 2025 Portfolio in Review

As of Q1 2025, Mattern Capital Management held 167 positions worth $785M, up 2.3% from $767M the previous quarter. Its ten largest holdings account for 17% of the portfolio.

Mattern Capital Management's Q1 2025 filing shows 7 new, 74 increased, 64 reduced and 4 closed positions. Its largest new stake was W.R. Berkley: 73,590 shares worth $5.24M. The largest sale was United Parcel Service, an estimated $1.71M.

By sector, the portfolio is most concentrated in Technology at 16% of assets, down from 17% a quarter earlier, followed by Financials and Industrials.

  • Mattern Capital Management's largest Q1 2025 buy was W.R. Berkley: 73,590 shares worth $5.24M.
  • Mattern Capital Management added most to Eli Lilly in Q1 2025, an estimated $4.75M increase.
  • Mattern Capital Management's biggest Q1 2025 reduction was United Parcel Service, cutting an estimated $1.71M.
  • Mattern Capital Management fully exited Vanguard Morningstar Small-Cap Value ETF in Q1 2025, selling an estimated $325K.
  • Mattern Capital Management's ten largest holdings make up 17% of its $785M portfolio in Q1 2025.
  • Mattern Capital Management opened 7 new positions and closed 4 in Q1 2025.
  • Mattern Capital Management's portfolio value rose 2.3% quarter-over-quarter to $785M.

Based on Mattern Capital Management's 13F filing for Q1 2025, filed 23 Apr 2025.