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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 | |
|---|---|---|---|---|---|---|---|
626
VanEck Uranium + Nuclear Energy ETF
NLR
$2.94B
| $1.45K | ﹤0.01% |
+14
| New | +$1.58K |
2026 Q3
0 quarters
|
|
627
VanEck High Yield Muni ETF
HYD
$4.62B
| $1.44K | ﹤0.01% |
+30
| New | +$1.5K |
2026 Q3
0 quarters
|
|
628
Coherent
COHR
$45.7B
| $1.44K | ﹤0.01% |
+5
| New | +$1.5K |
2026 Q3
0 quarters
|
|
629
Martin Marietta Materials
MLM
$36.8B
| $1.44K | ﹤0.01% |
+3
| New | +$1.61K |
2026 Q3
0 quarters
|
|
630
Revolution Medicines
RVMD
$38.1B
| $1.44K | ﹤0.01% |
+7
| New | +$1.39K |
2026 Q3
0 quarters
|
|
631
Jabil
JBL
$26.8B
| $1.44K | ﹤0.01% |
+5
| New | +$1.6K |
2026 Q3
0 quarters
|
|
632
Leonardo DRS
DRS
$9.5B
| $1.43K | ﹤0.01% |
+39
| New | +$1.63K |
2026 Q3
0 quarters
|
|
633
Nike
NKE
$56.1B
| $1.43K | ﹤0.01% |
+40
| New | +$1.61K |
2026 Q3
0 quarters
|
|
634
Ingersoll Rand
IR
$32.8B
| $1.43K | ﹤0.01% |
+19
| New | +$1.51K |
2026 Q3
0 quarters
|
|
635
Astera Labs
ALAB
$39.8B
| $1.42K | ﹤0.01% |
+4
| New | +$1.29K |
2026 Q3
0 quarters
|
|
636
Ralph Lauren
RL
$23.1B
| $1.42K | ﹤0.01% |
+4
| New | +$1.47K |
2026 Q3
0 quarters
|
|
637
Royal Gold
RGLD
$21.6B
| $1.42K | ﹤0.01% |
+6
| New | +$1.38K |
2026 Q3
0 quarters
|
|
638
ITT
ITT
$19.1B
| $1.41K | ﹤0.01% |
+7
| New | +$1.41K |
2026 Q3
0 quarters
|
|
639
Appian
APPN
$3.94B
| $1.41K | ﹤0.01% |
+40
| New | +$1.31K |
2026 Q3
0 quarters
|
|
640
Ciena
CIEN
$41.7B
| $1.41K | ﹤0.01% |
+4
| New | +$1.54K |
2026 Q3
0 quarters
|
|
641
Crown Castle
CCI
$38.2B
| $1.4K | ﹤0.01% |
+21
| New | +$1.58K |
2026 Q3
0 quarters
|
|
642
Air Products & Chemicals
APD
$70.4B
| $1.39K | ﹤0.01% |
+5
| New | +$1.49K |
2026 Q3
0 quarters
|
|
643
SS&C Technologies
SSNC
$18.6B
| $1.39K | ﹤0.01% |
+18
| New | +$1.39K |
2026 Q3
0 quarters
|
|
644
GFL Environmental
GFL
$18.3B
| $1.38K | ﹤0.01% |
+33
| New | +$1.36K |
2026 Q3
0 quarters
|
|
645
Carrier Global
CARR
$44.5B
| $1.37K | ﹤0.01% |
+25
| New | +$1.55K |
2026 Q3
0 quarters
|
|
646
Live Nation Entertainment
LYV
$42.5B
| $1.36K | ﹤0.01% |
+8
| New | +$1.43K |
2026 Q3
0 quarters
|
|
647
Jacobs Solutions
J
$18.6B
| $1.35K | ﹤0.01% |
+10
| New | +$1.4K |
2026 Q3
0 quarters
|
|
648
Monolithic Power Systems
MPWR
$70.6B
| $1.35K | ﹤0.01% |
+1
| New | +$1.31K |
2026 Q3
0 quarters
|
|
649
New York Times
NYT
$11.4B
| $1.34K | ﹤0.01% |
+21
| New | +$1.46K |
2026 Q3
0 quarters
|
|
650
Ferguson
FERG
$49.3B
| $1.34K | ﹤0.01% |
+6
| New | +$1.39K |
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.