13F-HRFiling Date: Oct 13, 2026
S.A. Mason LLC 13F-HR: 2026-09-30 · 284 holdings (Oct 13, 2026)
Institutional Holdings (13F)
View SEC Filing
ACC: 0001800911-26-000004
Total Value$340.62M
Positions284
Changes170
Holdings
1161718
NVIDIA · NVDA
82.00K Shares
$18.73M
Added+1.9%
5.50%
2
Vanguard Short Duration Tax-Exm Bd ETF
179.76K SharesETF
$13.37M
Added+9.7%
3.93%
3
Vanguard S&P 500 ETF
17.52K SharesETF
$12.28M
Added+11.3%
3.61%
4
Vanguard Total Stock Market ETF
31.46K SharesETF
$11.77M
Added+11.5%
3.46%
5
iShares Core S&P 500 ETF
13.53K SharesETF
$10.36M
Cut−0.1%
3.04%
6
7Vanguard Short-Term Tax-Exmpt Bd ETF
100.97K SharesETF
$9.96M
Added+9.2%
2.92%
Microsoft · MSFT
16.93K Shares
$8.69M
Added+0.2%
2.55%
8
9Vanguard Mid-Cap ETF
98.23K SharesETF
$7.70M
Added+4.5%
2.26%
Apple · AAPL
23.11K Shares
$7.70M
Cut−1.1%
2.26%
10
Vanguard Small-Cap ETF
26.56K SharesETF
$7.56M
Added+3.1%
2.22%
11
SPDR S&P 500 ETF Trust
8.83K SharesETF
$6.73M
Unchanged0.0%
1.98%
12
13Vanguard Intermediate-Term Tax-Exempt Bond ETF
65.25K SharesETF
$6.22M
Added+2.9%
1.83%
Costco · COST
5.22K Shares
$4.75M
Added+0.0%
1.39%
14
15Vanguard FTSE Developed Market
67.11K SharesETF
$4.74M
Added+9.8%
1.39%
Micron Technology · MU
4.11K Shares
$4.38M
Added+2.4%
1.29%
Palo Alto · PANW
10.89K Shares
$4.33M
Cut−2.5%
1.27%
Palantir · PLTR
22.35K Shares
$4.18M
Unchanged0.0%
1.23%
Sandisk · SNDK
2.32K Shares
$4.03M
Cut−1.2%
1.18%
19
20Vanguard Core Tax-Exempt Bond ETF
55.63K SharesETF
$3.98M
Added+5.4%
1.17%
Alphabet · GOOGL
11.14K Shares
$3.83M
Added+0.3%
1.13%
remove_circle_outlineExited this quarter· 10
–ExitedExitedExitedExited
UnitedHealth · UNH
was 2.37K shares
–Exited
–DFA Tax-Managed US Small Cap
was 7.59K shares
Rocket Lab · RKLB
was 2.00K shares
–Exited
Perrigo Co Plc
was 15.00K shares
–Exited
–DFA Tax-Managed US Targeted Value
was 2.03K shares
Carnival · CCL
was 4.00K shares
–Exited
Viking Therapeutics Inc
was 2.90K shares
–Exited
iShares U.S. Small-Cap Equity Factor ETF
was 1.17K shares
–Exited
–Helen Of Troy Ltd
was 3.50K shares
Price T Rowe · TROW
was 885 shares