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William Mack & Associates Portfolio holdings
AUM
$319M
Turnover
87.1%
1-Year Est. Return
12.97%
This Fund
S&P 500
This Quarter Est. Return
+1.26%
1 Year Est. Return
+12.97%
3 Year Est. Return
–
5 Year Est. Return
–
10 Year Est. Return
–
AUM
$319M
AUM Growth
+$35.5M
(+13%)
Cap. Flow
+$34.1M
Cap. Flow % of AUM
Cap. Flow %
10.69%
Top 10 Holdings %
Top 10 Hldgs %
71.1%
Holding
876
New
762
Increased
54
Reduced
35
Closed
1
Avg Time Held
0.1
years
Top 10 Avg Time Held
1.5
years
Top 20 Avg Time Held
1.3
years
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Vanguard FTSE Developed Markets ETF
VEA
|
+$4.89M |
| 2 |
Vanguard Short-Term Corporate Bond ETF
VCSH
|
+$2.75M |
| 3 |
Vanguard Morningstar Mid-Cap ETF
VO
|
+$2.37M |
| 4 |
Schwab Fundamental International Large Company Index ETF
FNDF
|
+$2.31M |
| 5 |
JPMorgan Income ETF
JPIE
|
+$2.2M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
State Street SPDR Bloomberg Convertible Securities ETF
CWB
|
+$1.83M |
| 2 |
Apple
AAPL
|
+$1.45M |
| 3 |
Schwab US Large-Cap Growth ETF
SCHG
|
+$891K |
| 4 |
BlackRock Flexible Income ETF
BINC
|
+$373K |
| 5 |
PIMCO Multi Sector Bond Active ETF
PYLD
|
+$325K |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Miscellaneous | 83.12% |
| 2 | Technology | 7.92% |
| 3 | Communication Services | 1.98% |
| 4 | Consumer Discretionary | 1.88% |
| 5 | Financials | 1.24% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | Held Since | |
|---|---|---|---|---|---|---|---|
576
United Airlines
UAL
$36.1B
| $1.78K | ﹤0.01% |
+16
| New | +$1.89K |
2026 Q3
0 quarters
|
|
577
Genuine Parts
GPC
$16.9B
| $1.76K | ﹤0.01% |
+14
| New | +$1.82K |
2026 Q3
0 quarters
|
|
578
Waters Corp
WAT
$90.8B
| $1.76K | ﹤0.01% |
+4
| New | +$1.6K |
2026 Q3
0 quarters
|
|
579
PG&E
PCG
$28.6B
| $1.75K | ﹤0.01% |
+143
| New | +$2.29K |
2026 Q3
0 quarters
|
|
580
Applovin
APP
$130B
| $1.74K | ﹤0.01% |
+6
| New | +$2.21K |
2026 Q3
0 quarters
|
|
581
OneMain Financial
OMF
$6.22B
| $1.72K | ﹤0.01% |
+31
| New | +$1.91K |
2026 Q3
0 quarters
|
|
582
United States Antimony
UAMY
$436M
| $1.71K | ﹤0.01% |
+410
| New | +$2.24K |
2026 Q3
0 quarters
|
|
583
O'Reilly Automotive
ORLY
$73.4B
| $1.71K | ﹤0.01% |
+20
| New | +$1.76K |
2026 Q3
0 quarters
|
|
584
Axon Enterprise
AXON
$25B
| $1.69K | ﹤0.01% |
+4
| New | +$2.16K |
2026 Q3
0 quarters
|
|
585
Hexcel
HXL
$6.05B
| $1.68K | ﹤0.01% |
+20
| New | +$1.94K |
2026 Q3
0 quarters
|
|
586
Flex
FLEX
$28.9B
| $1.65K | ﹤0.01% |
+15
| New | +$1.78K |
2026 Q3
0 quarters
|
|
587
Ecolab
ECL
$85.4B
| $1.65K | ﹤0.01% |
+6
| New | +$1.67K |
2026 Q3
0 quarters
|
|
588
Illumina
ILMN
$31.7B
| $1.64K | ﹤0.01% |
+6
| New | +$1.26K |
2026 Q3
0 quarters
|
|
589
Vivmark Residential
VMRK
$49.5B
| $1.64K | ﹤0.01% |
+27
| New | +$1.78K |
2026 Q3
0 quarters
|
|
590
Ross Stores
ROST
$75.8B
| $1.63K | ﹤0.01% |
+7
| New | +$1.64K |
2026 Q3
0 quarters
|
|
591
T-Mobile US
TMUS
$181B
| $1.63K | ﹤0.01% |
+10
| New | +$1.79K |
2026 Q3
0 quarters
|
|
592
Medline Inc
MDLN
$35.1B
| $1.63K | ﹤0.01% |
+47
| New | +$1.72K |
2026 Q3
0 quarters
|
|
593
C.H. Robinson
CHRW
$15.6B
| $1.63K | ﹤0.01% |
+11
| New | +$1.79K |
2026 Q3
0 quarters
|
|
594
Invesco Solar ETF
TAN
$913M
| $1.63K | ﹤0.01% |
+37
| New | +$1.85K |
2026 Q3
0 quarters
|
|
595
Targa Resources
TRGP
$63.6B
| $1.62K | ﹤0.01% |
+6
| New | +$1.68K |
2026 Q3
0 quarters
|
|
596
Block Inc
XYZ
$49.7B
| $1.62K | ﹤0.01% |
+22
| New | +$1.75K |
2026 Q3
0 quarters
|
|
597
IQVIA
IQV
$44.7B
| $1.61K | ﹤0.01% |
+6
| New | +$1.45K |
2026 Q3
0 quarters
|
|
598
Hilton Worldwide Holdings Inc. Common Stock
HLT
$82.9B
| $1.59K | ﹤0.01% |
+5
| New | +$1.6K |
2026 Q3
0 quarters
|
|
599
Boston Properties
BXP
$10B
| $1.59K | ﹤0.01% |
+26
| New | +$1.75K |
2026 Q3
0 quarters
|
|
600
Lincoln Electric
LECO
$15.4B
| $1.59K | ﹤0.01% |
+6
| New | +$1.6K |
2026 Q3
0 quarters
|
|
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William Mack & Associates's Q3 2026 Portfolio in Review
As of Q3 2026, William Mack & Associates held 876 positions worth $319M, up 13% from $284M the previous quarter. Its ten largest holdings account for 71% of the portfolio.
William Mack & Associates deployed $34.1M of net new capital in Q3 2026, opening 762 new positions and adding to 54 existing holdings. Its largest new stake was ExxonMobil: 3,890 shares worth $633K.
By sector, the portfolio is most concentrated in Miscellaneous at 83% of assets, down from 86% a quarter earlier, followed by Technology and Communication Services.
On the sell side, the largest reduction was State Street SPDR Bloomberg Convertible Securities ETF, an estimated $1.83M trimmed.
- William Mack & Associates's largest Q3 2026 buy was ExxonMobil: 3,890 shares worth $633K.
- William Mack & Associates added most to Vanguard FTSE Developed Markets ETF in Q3 2026, an estimated $4.89M increase.
- William Mack & Associates's biggest Q3 2026 reduction was State Street SPDR Bloomberg Convertible Securities ETF, cutting an estimated $1.83M.
- William Mack & Associates fully exited US Gold Corp in Q3 2026, selling an estimated $0.
- William Mack & Associates's ten largest holdings make up 71% of its $319M portfolio in Q3 2026.
- William Mack & Associates opened 762 new positions and closed 1 in Q3 2026.
- William Mack & Associates's portfolio value rose 13% quarter-over-quarter to $319M.
Based on William Mack & Associates's 13F filing for Q3 2026, filed 27 Oct 2026.