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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 | |
|---|---|---|---|---|---|---|---|
476
Airbnb
ABNB
$106B
| $3.86K | ﹤0.01% |
+24
| New | +$3.94K |
2026 Q3
0 quarters
|
|
477
Brookfield
BN
$93B
| $3.83K | ﹤0.01% |
+105
| New | +$4.34K |
2026 Q3
0 quarters
|
|
478
DELISTED
Roku
ROKU
| $3.81K | ﹤0.01% |
+25
| New | +$3.76K |
2026 Q3
0 quarters
|
|
479
Blackstone
BX
$93.7B
| $3.7K | ﹤0.01% |
+33
| New | +$4.32K |
2026 Q3
0 quarters
|
|
480
Vanguard Utilities ETF
VPU
$8.29B
| $3.59K | ﹤0.01% |
+21
| New | +$3.95K |
2026 Q3
0 quarters
|
|
481
Keel Infrastructure Corp
KEEL
$1.2B
| $3.53K | ﹤0.01% |
+1,000
| New | +$3.84K |
2026 Q3
0 quarters
|
|
482
Viking Holdings
VIK
$39.7B
| $3.52K | ﹤0.01% |
+45
| New | +$4.23K |
2026 Q3
0 quarters
|
|
483
Stellantis
STLA
$11.2B
| $3.48K | ﹤0.01% |
+799
| New | +$4.3K |
2026 Q3
0 quarters
|
|
484
US Bancorp
USB
$94.2B
| $3.47K | ﹤0.01% |
+60
| New | +$3.75K |
2026 Q3
0 quarters
|
|
485
Eagle Point Credit Company
ECC
$283M
| $3.46K | ﹤0.01% |
+1,000
| New | +$3.76K |
2026 Q3
0 quarters
|
|
486
Wabtec
WAB
$50.4B
| $3.45K | ﹤0.01% |
+12
| New | +$3.41K |
2026 Q3
0 quarters
|
|
487
Veeva Systems
VEEV
$49B
| $3.43K | ﹤0.01% |
+12
| New | +$2.82K |
2026 Q3
0 quarters
|
|
488
Deere & Co
DE
$183B
| $3.36K | ﹤0.01% |
+5
| New | +$3.18K |
2026 Q3
0 quarters
|
|
489
Linde
LIN
$240B
| $3.32K | ﹤0.01% |
+7
| New | +$3.44K |
2026 Q3
0 quarters
|
|
490
Comfort Systems
FIX
$39.5B
| $3.31K | ﹤0.01% |
+2
| New | +$3.36K |
2026 Q3
0 quarters
|
|
491
Bath & Body Works
BBWI
$4.25B
| $3.28K | ﹤0.01% |
+206
| New | +$3.94K |
2026 Q3
0 quarters
|
|
492
Ametek
AME
$55.3B
| $3.22K | ﹤0.01% |
+13
| New | +$3.14K |
2026 Q3
0 quarters
|
|
493
Western Digital
WDC
$116B
| $3.18K | ﹤0.01% |
+7
| New | +$3.4K |
2026 Q3
0 quarters
|
|
494
iShares MSCI USA Momentum Factor ETF
MTUM
$16.9B
| $3.17K | ﹤0.01% |
+40
| New | +$3.09K |
2026 Q3
0 quarters
|
|
495
CME Group
CME
$113B
| $3.14K | ﹤0.01% |
+12
| New | +$3.16K |
2026 Q3
0 quarters
|
|
496
Pursuit Attractions and Hospitality Inc
PRSU
$1.47B
| $3.13K | ﹤0.01% |
+63
| New | +$3.15K |
2026 Q3
0 quarters
|
|
497
Royalty Pharma
RPRX
$30.7B
| $3.09K | ﹤0.01% |
+53
| New | +$3.13K |
2026 Q3
0 quarters
|
|
498
Joby Aviation
JOBY
$5.43B
| $3.02K | ﹤0.01% |
+500
| New | +$3.63K |
2026 Q3
0 quarters
|
|
499
Cirrus Logic
CRUS
$6.07B
| $3K | ﹤0.01% |
+25
| New | +$3.14K |
2026 Q3
0 quarters
|
|
500
Ryder
R
$10.7B
| $2.96K | ﹤0.01% |
+13
| New | +$3.3K |
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.