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S.A. Mason LLC

CIK:0001800911
Investment Adviser
$574M AUM
256 holdings
Holland, MI, United States
Founded:2020
2 employees
Latest filing:Sep 30, 2025

S.A. Mason LLC is an SEC-registered independent investment advisory firm headquartered in Holland, Michigan. The firm was founded by Samuel Arthur Mason and is managed by a small team, focusing on providing tailored investment management and advisory services, primarily to individuals, high net worth individuals, and select organizations. With a boutique approach and emphasis on client-specific solutions, S.A. Mason serves approximately 720 accounts and manages over $573 million in assets as of March 2024. The firm is committed to offering comprehensive wealth management and personalized investment strategies.

Investment Strategy

S.A. Mason LLC deploys a client-focused investment strategy, emphasizing discretionary and non-discretionary portfolio management for individuals and high-net-worth clients. The firm allocates client assets across a diversified mix of equities, ETFs, and select funds, focusing on risk management, asset allocation, and long-term capital appreciation. Top holdings historically include major market ETFs and blue-chip stocks, reflecting a blend of passive and active management tailored to client objectives. S.A. Mason LLC places particular importance on matching investment solutions to each client’s risk tolerance, time horizon, and financial goals.

Top Buys
S
SCSSteelcase Inc
+$3.9M
N
NVDANVIDIA Corp
+$2.4M
A
AAPLApple Inc
+$1.1M
P
PLTRPalantir Technologies Inc
+$1.0M
V
VTIVanguard Total Stock Market ETF
+$952.1K
Top Sells
I
INTUIntuit Inc
-$537.5K
C
COSTCostco Wholesale Corp
-$360.2K
P
PAYXPaychex Inc
-$238.9K
S
SAPSAP SE ADR
-$217.5K
A
ACNAccenture PLC
-$216.9K

Top Holdings

N
NVDANVIDIA Corp
+6.7%$15.2M
V
VTIVanguard Total Stock Market ETF
+4.0%$9.0M
M
MSFTMicrosoft Corp
+3.5%$7.9M
I
IVViShares Core S&P 500 ETF
+3.1%$7.1M
S
SPYSPDR S&P 500 ETF Trust
+2.7%$6.1M

Equity Positions (254)

TickerSecurityWeightMarket ValueSharesAvg CostPriceChange (QoQ)
N
NVDA
NVIDIA Corp6.69%$15.2M81,294$9.28$186.58+$2.4M
V
VTI
Vanguard Total Stock Market ETF3.96%$9.0M27,355$198.32$328.17+$952.1K
M
MSFT
Microsoft Corp3.50%$7.9M15,315$166.50$517.95+$4.6K
I
IVV
iShares Core S&P 500 ETF3.14%$7.1M10,628$391.65$669.30+$621.2K
S
SPY
SPDR S&P 500 ETF Trust2.69%$6.1M9,134$313.29$666.18+$441.4K

Industry Allocation

SERVICES-PREPACKAGED SOFTWARE
+9.8%
SEMICONDUCTORS & RELATED DEVICES
+7.3%
PHARMACEUTICAL PREPARATIONS
+4.2%
SERVICES-COMPUTER PROGRAMMING, DATA PROCESSING, ETC.
+3.0%
RETAIL-VARIETY STORES
+2.7%