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AA

Aufman Associates Portfolio holdings

AUM $204M
1-Year Est. Return 39.64%
This Fund
S&P 500
This Quarter Est. Return
+3.93%
1 Year Est. Return
+39.64%
3 Year Est. Return
+76.39%
5 Year Est. Return
+74.89%
10 Year Est. Return
–
AUM
$195M
AUM Growth
+$17.5M
Cap. Flow
+$10.8M
Cap. Flow %
5.53%
Top 10 Hldgs %
83.45%
Holding
69
New
3
Increased
19
Reduced
21
Closed
2

Top Buys

Rank Stock Value
1
FNDX icon
Schwab Fundamental US Large Company Index ETF
FNDX
+$12.8M
2
MRNA icon
Moderna
MRNA
+$698K
3
BSV icon
Vanguard Short-Term Bond ETF
BSV
+$254K
4
MAR icon
Marriott International
MAR
+$201K
5
CAT icon
Caterpillar
CAT
+$195K

Top Sells

Rank Stock Value
1
STX icon
Seagate
STX
+$1.25M
2
KHC icon
Kraft Heinz
KHC
+$471K
3
VOO icon
Vanguard S&P 500 ETF
VOO
+$428K
4
ORCL icon
Oracle
ORCL
+$236K
5
SGOV icon
iShares 0-3 Month Treasury Bond ETF
SGOV
+$206K

Sector Composition

Rank Sector Weight
1 Technology 11.94%
2 Healthcare 2.49%
3 Financials 1.75%
4 Communication Services 1.69%
5 Materials 1.19%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
VOO icon
1
Vanguard S&P 500 ETF
VOO
$956B
$38M 19.45%
60,528
-689
-1% -$428K
VB icon
2
Vanguard Morningstar Small-Cap ETF
VB
$78.9B
$37.2M 19.07%
144,241
-215
-0.1% -$55.1K
VEA icon
3
Vanguard FTSE Developed Markets ETF
VEA
$223B
$32.2M 16.5%
515,427
+92
+0% +$5.64K
STX icon
4
Seagate
STX
$174B
$18.1M 9.25%
65,559
-4,833
-7% -$1.25M
FNDX icon
5
Schwab Fundamental US Large Company Index ETF
FNDX
$26.5B
$15.6M 8.01%
574,608
+477,083
+489% +$12.8M
VOT icon
6
Vanguard Morningstar Mid-Cap Growth ETF
VOT
$18.9B
$6.88M 3.52%
24,637
-185
-0.7% -$52.9K
IVV icon
7
iShares Core S&P 500 ETF
IVV
$858B
$5.28M 2.7%
7,702
-65
-0.8% -$44.1K
VEU icon
8
Vanguard FTSE All-World ex-US ETF
VEU
$64.8B
$3.89M 2%
52,933
+847
+2% +$61.6K
BRK.B icon
9
Berkshire Hathaway Class B
BRK.B
$1.1T
$3.41M 1.75%
6,778
-30
-0.4% -$14.9K
MTX icon
10
Minerals Technologies
MTX
$2.29B
$2.32M 1.19%
38,011
– –
GOOG icon
11
Alphabet (Google) Class C
GOOG
$4.11T
$2.21M 1.13%
7,038
-627
-8% -$180K
AAPL icon
12
Apple
AAPL
$4.97T
$2.11M 1.08%
7,770
-654
-8% -$176K
MSFT icon
13
Microsoft
MSFT
$2.9T
$1.59M 0.81%
3,287
-17
-0.5% -$8.52K
CCI icon
14
Crown Castle
CCI
$34.6B
$1.46M 0.75%
16,379
– –
MRNA icon
15
Moderna
MRNA
$21.6B
$1.27M 0.65%
43,200
+25,691
+147% +$698K
VXUS icon
16
Vanguard Total International Stock ETF
VXUS
$151B
$1.11M 0.57%
14,665
+260
+2% +$19.4K
XOM icon
17
ExxonMobil
XOM
$650B
$1.09M 0.56%
9,035
+2
+0% +$232
VUG icon
18
Vanguard Morningstar Growth ETF
VUG
$212B
$1.03M 0.53%
12,672
+384
+3% +$31.2K
ESML icon
19
iShares ESG Aware MSCI USA Small-Cap ETF
ESML
$2.79B
$1.02M 0.52%
22,260
+1,236
+6% +$56.3K
USXF icon
20
iShares ESG Advanced MSCI USA ETF
USXF
$1.37B
$955K 0.49%
16,585
+929
+6% +$53.5K
IWF icon
21
iShares Russell 1000 Growth ETF
IWF
$117B
$912K 0.47%
7,708
– –
SPY icon
22
State Street SPDR S&P 500 ETF Trust
SPY
$771B
$856K 0.44%
1,255
-20
-2% -$13.5K
VO icon
23
Vanguard Morningstar Mid-Cap ETF
VO
$106B
$844K 0.43%
11,624
+48
+0.4% +$3.49K
RVTY icon
24
Revvity
RVTY
$12.6B
$799K 0.41%
8,260
-1,079
-12% -$104K
ABBV icon
25
AbbVie
ABBV
$465B
$745K 0.38%
3,262
– –
1
2 3

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Aufman Associates's Q4 2025 Portfolio in Review

As of Q4 2025, Aufman Associates held 69 positions worth $195M, up 9.8% from $178M the previous quarter. Its ten largest holdings account for 83% of the portfolio.

Aufman Associates deployed $10.8M of net new capital in Q4 2025, opening 3 new positions and adding to 19 existing holdings. Its largest new stake was Vanguard Short-Term Bond ETF: 3,215 shares worth $253K.

By sector, the portfolio is most concentrated in Technology at 12% of assets, down from 13% a quarter earlier, followed by Healthcare and Financials.

On the sell side, the largest reduction was Seagate, an estimated $1.25M trimmed.

  • Aufman Associates's largest Q4 2025 buy was Vanguard Short-Term Bond ETF: 3,215 shares worth $253K.
  • Aufman Associates added most to Schwab Fundamental US Large Company Index ETF in Q4 2025, an estimated $12.8M increase.
  • Aufman Associates's biggest Q4 2025 reduction was Seagate, cutting an estimated $1.25M.
  • Aufman Associates fully exited Oracle in Q4 2025, selling an estimated $236K.
  • Aufman Associates's ten largest holdings make up 83% of its $195M portfolio in Q4 2025.
  • Aufman Associates opened 3 new positions and closed 2 in Q4 2025.
  • Aufman Associates's portfolio value rose 9.8% quarter-over-quarter to $195M.

Based on Aufman Associates's 13F filing for Q4 2025, filed 11 Feb 2026.