Aufman Associates Inc — 13F Holdings

2026 Q1  ·  67 Positions

2026 Q1 Portfolio Activity

In 2026 Q1, Aufman Associates Inc maintained a portfolio of 67 distinct positions. They heavily accumulated shares in Schwab Fundamental US Large Co, increasing the position by 18.1%.
Position History hover any row below to update
Loading…
Aufman Associates Inc New York, NY Registered Investment Advisor AUM $204M
Fund Overview SEC EDGAR
PCA Score Concentration Risk
Risk ENB
To Excel To CSV
Total Positions
67
Quarter
2026 Q1
Top Holding
VB (18.3%)
Top 10 Concentration
84.1%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-50 of 67
Stock History Sector / Type Port % Prev % Rank / Prev Conviction
Freshness
Change % Change Influence Shares Mkt Value Avg Cost Price Held 1st Owned Source Source Date Date Reported
VB
Vanguard Small-...
ETF 18.35% 19.07% #1 1
Prev: #2
6.5
—
-1,469 -1.0%
P
S
142,772 $37,394,801 2019 Q4 13F Filing 2026-03-31 2026-05-15
VOO
Vanguard 500 In...
ETF 17.51% 19.45% #2 1
Prev: #1
6.0
—
-785 -1.3%
P
S
59,743 $35,699,217 2019 Q4 13F Filing 2026-03-31 2026-05-15
VEA
Vanguard Develo...
ETF 15.95% 16.50% #3
Prev: #3
5.5
—
-8,219 -1.6%
P
S
507,208 $32,501,915 2019 Q4 13F Filing 2026-03-31 2026-05-15
STX
Seagate Technol...
Technology 12.59% 9.25% #4
Prev: #4
5.0
—
-52 -0.1%
P
S
65,507 $25,663,022 2019 Q4 13F Filing 2026-03-31 2026-05-15
FNDX
Schwab Fundamen...
ETF 9.27% 8.01% #5
Prev: #5
6.2
—
104,086 18.1%
P
S
678,694 $18,901,616 2021 Q1 13F Filing 2026-03-31 2026-05-15
VOT
Vanguard Mid-Ca...
ETF 3.12% 3.52% #6
Prev: #6
1.7
—
40 0.2%
P
S
24,677 $6,350,585 2019 Q4 13F Filing 2026-03-31 2026-05-15
IVV
iShares Core S&...
ETF 2.44% 2.70% #7
Prev: #7
1.5
—
-76 -1.0%
P
S
7,626 $4,981,592 2019 Q4 13F Filing 2026-03-31 2026-05-15
VEU
Vanguard FTSE A...
ETF 1.93% 2.00% #8
Prev: #8
1.3
—
-685 -1.3%
P
S
52,248 $3,923,823 2019 Q4 13F Filing 2026-03-31 2026-05-15
BRK/B
Berkshire Hatha...
Financial Services 1.59% 1.75% #9
Prev: #9
1.6
—
no change no change
P
S
6,778 $3,248,018 2019 Q4 13F Filing 2026-03-31 2026-05-15
MRNA
Moderna
Healthcare 1.35% 0.65% #10 5
Prev: #15
3.0
—
13,798 31.9%
P
S
56,998 $2,749,014 2024 Q1 13F Filing 2026-03-31 2026-05-15
MTX
Minerals Techno...
Basic Materials 1.32% 1.19% #11 1
Prev: #10
1.5
—
no change no change
P
S
38,011 $2,695,740 2020 Q1 13F Filing 2026-03-31 2026-05-15
GOOG
Alphabet Cl C
Communication Services 1.00% 1.13% #12 1
Prev: #11
0.9
—
52 0.7%
P
S
7,090 $2,033,944 2019 Q4 13F Filing 2026-03-31 2026-05-15
AAPL
Apple
Technology 0.96% 1.08% #13 1
Prev: #12
0.9
—
-21 -0.3%
P
S
7,749 $1,966,709 2019 Q4 13F Filing 2026-03-31 2026-05-15
XOM
Exxon Mobil
Energy 0.72% 0.56% #14 3
Prev: #17
0.8
—
-387 -4.3%
P
S
8,648 $1,467,184 2019 Q4 13F Filing 2026-03-31 2026-05-15
MSFT
Microsoft
Technology 0.60% 0.81% #15 2
Prev: #13
0.7
—
1 0.0%
P
S
3,288 $1,217,150 2019 Q4 13F Filing 2026-03-31 2026-05-15
CCI
Crown Castle
Real Estate 0.57% 0.75% #16 2
Prev: #14
0.7
—
-2,105 -12.9%
P
S
14,274 $1,160,619 2021 Q1 13F Filing 2026-03-31 2026-05-15
VXUS
Vanguard Total ...
ETF 0.56% 0.57% #17 1
Prev: #16
0.7
—
9 0.1%
P
S
14,674 $1,131,541 2019 Q4 13F Filing 2026-03-31 2026-05-15
ESML
iShares ESG Awa...
ETF 0.51% 0.52% #18 1
Prev: #19
0.7
—
-197 -0.9%
P
S
22,063 $1,037,392 2021 Q4 13F Filing 2026-03-31 2026-05-15
USXF
iShares ESG Adv...
ETF 0.49% 0.49% #19 1
Prev: #20
2.2
—
1,603 9.7%
P
S
18,188 $1,003,996 2021 Q4 13F Filing 2026-03-31 2026-05-15
VUG
Vanguard Growth...
ETF 0.42% 0.53% #20 2
Prev: #18
0.7
—
-165 -7.8%
P
S
1,947 $850,341 2024 Q2 13F Filing 2026-03-31 2026-05-15
VO
Vanguard Mid-Ca...
ETF 0.41% 0.43% #21 2
Prev: #23
0.7
—
-1 -0.0%
P
S
2,905 $834,243 2019 Q4 13F Filing 2026-03-31 2026-05-15
IWF
iShares Russell...
ETF 0.40% 0.47% #22 1
Prev: #21
1.2
—
no change no change
P
S
1,927 $821,673 2025 Q2 13F Filing 2026-03-31 2026-05-15
SPY
SPDR S&P 500 In...
ETF 0.39% 0.44% #23 1
Prev: #22
0.7
—
-31 -2.5%
P
S
1,224 $796,016 2019 Q4 13F Filing 2026-03-31 2026-05-15
JNJ
Johnson & Johns...
Healthcare 0.38% 0.36% #24 2
Prev: #26
0.7
—
-191 -5.6%
P
S
3,203 $782,941 2019 Q4 13F Filing 2026-03-31 2026-05-15
RVTY
Revvity
Healthcare 0.36% 0.41% #25 1
Prev: #24
1.1
—
no change no change
P
S
8,260 $723,659 2020 Q1 13F Filing 2026-03-31 2026-05-15
ABBV
AbbVie
Healthcare 0.35% 0.38% #26 1
Prev: #25
1.1
—
no change no change
P
S
3,262 $709,350 2019 Q4 13F Filing 2026-03-31 2026-05-15
ESGD
iShares ESG Awa...
ETF 0.32% 0.34% #27
Prev: #27
1.1
—
no change no change
P
S
6,911 $660,793 2021 Q4 13F Filing 2026-03-31 2026-05-15
CVX
Chevron
Energy 0.30% 0.23% #28 5
Prev: #33
0.6
—
10 0.3%
P
S
2,997 $620,141 2021 Q4 13F Filing 2026-03-31 2026-05-15
VTI
Vanguard Total ...
ETF 0.30% 0.33% #29
Prev: #29
0.6
—
4 0.2%
P
S
1,907 $611,805 2022 Q2 13F Filing 2026-03-31 2026-05-15
AVGO
Broadcom
Technology 0.29% 0.33% #30 2
Prev: #28
0.6
—
1 0.1%
P
S
1,883 $582,869 2024 Q3 13F Filing 2026-03-31 2026-05-15
IWD
iShares Russell...
ETF 0.24% 0.25% #31 1
Prev: #30
1.1
—
no change no change
P
S
2,310 $493,578 2025 Q2 13F Filing 2026-03-31 2026-05-15
IJR
iShares Core S&...
ETF 0.24% 0.24% #32
Prev: #32
0.6
—
4 0.1%
P
S
3,945 $490,394 2022 Q4 13F Filing 2026-03-31 2026-05-15
IWP
iShares Russell...
ETF 0.22% 0.25% #33 2
Prev: #31
1.1
—
no change no change
P
S
3,499 $448,292 2025 Q2 13F Filing 2026-03-31 2026-05-15
MRK
Merck & Company
Healthcare 0.22% 0.20% #34 4
Prev: #38
0.6
—
-29 -0.8%
P
S
3,675 $442,066 2024 Q3 13F Filing 2026-03-31 2026-05-15
ONEQ
Fidelity NASDAQ...
ETF 0.21% 0.23% #35 1
Prev: #34
1.1
—
no change no change
P
S
4,969 $421,918 2019 Q4 13F Filing 2026-03-31 2026-05-15
KHC
Kraft Heinz Co
Consumer Defensive 0.21% 0.23% #36
Prev: #36
1.1
—
no change no change
P
S
18,621 $418,786 2024 Q3 13F Filing 2026-03-31 2026-05-15
GOOGL
Alphabet Cl A
Communication Services 0.19% 0.22% #37
Prev: #37
0.6
—
-18 -1.3%
P
S
1,346 $387,056 2021 Q1 13F Filing 2026-03-31 2026-05-15
DIS
The Walt Disney...
Communication Services 0.19% 0.23% #38 3
Prev: #35
1.1
—
no change no change
P
S
3,990 $384,566 2019 Q4 13F Filing 2026-03-31 2026-05-15
SUSA
iShares ESG Opt...
ETF 0.17% 0.18% #39 1
Prev: #40
0.6
—
111 4.3%
P
S
2,692 $355,629 2024 Q4 13F Filing 2026-03-31 2026-05-15
TSM
Taiwan Semicond...
Technology 0.17% 0.16% #40 4
Prev: #44
1.1
—
no change no change
P
S
1,030 $348,089 2024 Q3 13F Filing 2026-03-31 2026-05-15
EFAX
SPDR MSCI EAFE ...
ETF 0.17% 0.18% #41 1
Prev: #42
1.1
—
no change no change
P
S
6,967 $346,708 2020 Q3 13F Filing 2026-03-31 2026-05-15
COP
ConocoPhillips
Energy 0.16% 0.12% #42 16
Prev: #58
1.1
—
no change no change
P
S
2,400 $316,800 2019 Q4 13F Filing 2026-03-31 2026-05-15
ABT
Abbott Laborato...
Healthcare 0.15% 0.20% #43 4
Prev: #39
1.1
—
no change no change
P
S
3,051 $313,246 2019 Q4 13F Filing 2026-03-31 2026-05-15
TOTL
SPDR DoubleLine...
ETF 0.15% 0.16% #44 1
Prev: #45
0.6
—
-72 -0.9%
P
S
7,653 $304,066 2021 Q3 13F Filing 2026-03-31 2026-05-15
PAYX
Paychex
Technology 0.14% 0.18% #45 4
Prev: #41
1.1
—
no change no change
P
S
3,154 $290,546 2019 Q4 13F Filing 2026-03-31 2026-05-15
EFA
iShares MSCI EA...
ETF 0.14% 0.15% #46 1
Prev: #47
1.1
—
no change no change
P
S
2,984 $289,813 2025 Q2 13F Filing 2026-03-31 2026-05-15
KO
Coca-Cola
Consumer Defensive 0.14% 0.14% #47 4
Prev: #51
1.1
—
no change no change
P
S
3,802 $289,153 2019 Q4 13F Filing 2026-03-31 2026-05-15
AMZN
Amazon.com
Consumer Cyclical 0.14% 0.16% #48 5
Prev: #43
0.6
—
-2 -0.1%
P
S
1,383 $287,965 2020 Q3 13F Filing 2026-03-31 2026-05-15
PPL
PPL
Utilities 0.14% 0.13% #49 3
Prev: #52
1.1
—
no change no change
P
S
7,485 $285,927 2019 Q4 13F Filing 2026-03-31 2026-05-15
IWN
iShares Russell...
ETF 0.14% 0.14% #50 1
Prev: #49
1.1
—
no change no change
P
S
1,500 $284,385 2025 Q2 13F Filing 2026-03-31 2026-05-15
Showing 1-50 of 67 holdings

Unlock Full Aufman Associates Inc Analysis

PRO subscribers get access to all historical quarters, Excel/CSV exports, Portfolio Concentration Analytics (PCA), and Risk-Based ENB.

Upgrade to PRO
Full Historical Quarters
Excel & CSV Export
PCA & Risk-Based ENB
Auto Cost Basis
Position Change Alerts
Price-Held Analytics
Full history →