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Westmount Partners Portfolio holdings

AUM $457M
1-Year Est. Return 31.05%
This Fund
S&P 500
This Quarter Est. Return
+3.4%
1 Year Est. Return
+31.05%
3 Year Est. Return
+100.94%
5 Year Est. Return
10 Year Est. Return
AUM
$401M
AUM Growth
+$13.9M
Cap. Flow
+$6.67M
Cap. Flow %
1.66%
Top 10 Hldgs %
39.82%
Holding
252
New
8
Increased
94
Reduced
75
Closed
6

Top Buys

Rank Stock Value
1
NVDA icon
NVIDIA
NVDA
+$4.02M
2
BMRC icon
Bank of Marin Bancorp
BMRC
+$2.95M
3
AAPL icon
Apple
AAPL
+$2.79M
4
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$1.09M
5
AMZN icon
Amazon
AMZN
+$985K

Sector Composition

Rank Sector Weight
1 Miscellaneous 33.86%
2 Technology 31.98%
3 Financials 8.13%
4 Healthcare 6.9%
5 Communication Services 6%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
AAPL icon
1
Apple
AAPL
$4.67T
$46.2M 11.53%
170,045
+10,392
+7% +$2.79M
MSFT icon
2
Microsoft
MSFT
$3.71T
$17.3M 4.31%
35,773
+434
+1% +$217K
NVDA icon
3
NVIDIA
NVDA
$5.56T
$16.7M 4.17%
89,784
+21,618
+32% +$4.02M
AVGO icon
4
Broadcom
AVGO
$1.7T
$16.7M 4.16%
48,224
+139
+0.3% +$49.7K
VOO icon
5
Vanguard S&P 500 ETF
VOO
$1.03T
$14.8M 3.7%
23,654
-313
-1% -$195K
CACI icon
6
CACI
CACI
$13.8B
$11.4M 2.83%
21,316
AMZN icon
7
Amazon
AMZN
$2.79T
$9.65M 2.41%
41,818
+4,307
+11% +$985K
SPY icon
8
State Street SPDR S&P 500 ETF Trust
SPY
$815B
$9.37M 2.34%
13,741
-10
-0.1% -$6.76K
GOOGL icon
9
Alphabet (Google) Class A
GOOGL
$4.14T
$8.97M 2.24%
28,644
+3,821
+15% +$1.09M
BRK.B icon
10
Berkshire Hathaway Class B
BRK.B
$1.08T
$8.57M 2.14%
17,049
+144
+0.9% +$71.6K
IVV icon
11
iShares Core S&P 500 ETF
IVV
$889B
$7.93M 1.98%
11,577
-55
-0.5% -$37.3K
VT icon
12
Vanguard Total World Stock ETF
VT
$81.5B
$7.69M 1.92%
54,530
+779
+1% +$109K
VTI icon
13
Vanguard Morningstar Total Stock Market ETF
VTI
$688B
$7.08M 1.76%
21,105
+1,525
+8% +$507K
WMT icon
14
Walmart Inc
WMT
$850B
$6.12M 1.53%
54,968
-147
-0.3% -$15.8K
IBM icon
15
IBM
IBM
$221B
$5.71M 1.42%
19,288
+32
+0.2% +$9.58K
ILMN icon
16
Illumina
ILMN
$33B
$5.26M 1.31%
40,103
-7,506
-16% -$881K
QQQ icon
17
Invesco QQQ Trust
QQQ
$489B
$4.86M 1.21%
7,919
-86
-1% -$52.8K
GOOG icon
18
Alphabet (Google) Class C
GOOG
$4.1T
$4.19M 1.04%
13,353
+103
+0.8% +$29.5K
ORCL icon
19
Oracle
ORCL
$457B
$3.69M 0.92%
18,909
-136
-0.7% -$32.4K
META icon
20
Meta Platforms (Facebook)
META
$1.57T
$3.64M 0.91%
5,509
+611
+12% +$408K
AOA icon
21
iShares Core 80/20 Aggressive Allocation ETF
AOA
$3.31B
$3.26M 0.81%
36,360
-2,015
-5% -$179K
HOOD icon
22
Robinhood
HOOD
$110B
$3.24M 0.81%
28,620
MASI
23
DELISTED
Masimo
MASI
$3.15M 0.79%
24,232
-1,634
-6% -$234K
IJR icon
24
iShares Core S&P Small-Cap ETF
IJR
$110B
$3.13M 0.78%
26,052
+79
+0.3% +$9.45K
COST icon
25
Costco
COST
$406B
$2.99M 0.75%
3,467

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Westmount Partners's Q4 2025 Portfolio in Review

As of Q4 2025, Westmount Partners held 252 positions worth $401M, up 3.6% from $387M the previous quarter. Its ten largest holdings account for 40% of the portfolio.

Westmount Partners's Q4 2025 filing shows 8 new, 94 increased, 75 reduced and 6 closed positions. Its largest new stake was Bank of Marin Bancorp: 114,559 shares worth $2.98M. The largest sale was State Street SPDR Bloomberg 1-3 Month T-Bill ETF, an estimated $2.49M.

By sector, the portfolio is most concentrated in Miscellaneous at 34% of assets, down from 35% a quarter earlier, followed by Technology and Financials.

  • Westmount Partners's largest Q4 2025 buy was Bank of Marin Bancorp: 114,559 shares worth $2.98M.
  • Westmount Partners added most to NVIDIA in Q4 2025, an estimated $4.02M increase.
  • Westmount Partners's biggest Q4 2025 reduction was State Street SPDR Bloomberg 1-3 Month T-Bill ETF, cutting an estimated $2.49M.
  • Westmount Partners fully exited Strategy Inc in Q4 2025, selling an estimated $497K.
  • Westmount Partners's ten largest holdings make up 40% of its $401M portfolio in Q4 2025.
  • Westmount Partners opened 8 new positions and closed 6 in Q4 2025.
  • Westmount Partners's portfolio value rose 3.6% quarter-over-quarter to $401M.

Based on Westmount Partners's 13F filing for Q4 2025, filed 15 Jan 2026.