Capital Investment Services of America, Inc.

RIA/Wealth

Capital Investment Services of America, Inc. is a RIA/Wealth based in Milwaukee, WI led by Paul Allen Muzzey, reporting $1.2B in AUM as of Q3 2025 with 43% Technology concentration and 43% technology allocation.

PresidentPaul Allen Muzzey

Portfolio Value: $1.1B
Positions: 80
Top Holding: NVDA at 6.5%
Last Reported: Q3 2025

Address111 E. Wisconsin Ave, Suite 1310, Milwaukee, WI, 53202, United States

Top Holdings

Largest long holdings in Capital Investment Services of America, Inc.'s portfolio (41.5% of total portfolio)

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Holding	Sector	Position	Weight	Traded	Ownership	Owned Since
1 Nvidia NVDA	Semiconductors Technology	$72.1M	6.50%	-$746.1K Sold	0.00% 386.4K shares	Q1 2021 Held for 4y 8m
2 Oracle ORCL	Software - Infrastructure Technology	$60.0M	5.41%	-$3.9M Sold	0.01% 213.3K shares	≤ Q2 2013 Held for 12y 5m+
3 Microsoft MSFT	Software - Infrastructure Technology	$59.4M	5.36%	-$201.5K Sold	0.00% 114.7K shares	≤ Q2 2013 Held for 12y 5m+
4 Vanguard Short-Term Corporate Bond VCSH	ETF ETF	$51.6M	4.65%	+$5.3M Bought	— 645.6K shares	Q4 2015 Held for 9y 11m
5 Alphabet Inc. GOOG	Internet Content & Information Communication Services	$50.1M	4.52%	-$257.9K Sold	0.00% 205.9K shares	Q1 2014 Held for 11y 8m
6 PTC PTC	Software - Application Technology	$38.6M	3.48%	-$189.2K Sold	0.16% 190.0K shares	Q2 2014 Held for 11y 5m
7 ServiceNow NOW	Software - Application Technology	$33.6M	3.03%	+$54.3K Bought	0.02% 36.5K shares	Q1 2019 Held for 6y 8m
8 ResMed RMD	Medical - Instruments & Supplies Healthcare	$32.3M	2.91%	+$51.5K Bought	0.08% 117.8K shares	≤ Q2 2013 Held for 12y 5m+
9 Ecolab ECL	Chemicals - Specialty Basic Materials	$32.0M	2.89%	+$117.8K Bought	0.04% 116.8K shares	≤ Q2 2013 Held for 12y 5m+
10 Fiserv FI	Information Technology Services Technology	$30.8M	2.78%	+$289.7K Bought	0.04% 239.2K shares	Q4 2022 Held for 2y 11m

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Changes

Portfolio activity, position movements, and quarter-over-quarter changes in Capital Investment Services of America, Inc.'s latest filing

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Market Value

$1.1B

Prior: $1.1B

Q/Q Change

+2.39%

+$25.9M

Net Flows % of MV

-0.653%

Turnover Ratio

3.15%

New Purchases

3 stocks

$7.3M

Added To

25 stocks

+$24.1M

Sold Out Of

3 stocks

$24.5M

Reduced Holdings

26 stocks

-$14.1M

Increased Positions

Position	Shares Δ	Change
1 Quanta Services PWR	New	0 → 15.6K +$6.5M
2 Axon Enterprise, Inc. AXON	New	0 → 872.0 +$625.8K
3 Vanguard Small-Cap ETF VB	New	0 → 800.0 +$203.5K
4 Synopsys SNPS	+285.77%	8.1K → 31.3K +$11.4M
5 Vanguard Short-Term Treasury VGSH	+19.42%	220.7K → 263.5K +$2.5M

Decreased Positions

Position	Shares Δ	Change
1 Ansys ANSS	Sold	68.5K → 0 −$24.1M
2 Paychex PAYX	Sold	1.5K → 0 −$218.2K
3 Fidelity National Information Services FIS	Sold	2.5K → 0 −$200.2K
4 PayPal Holdings, Inc. PYPL	-53.78%	190.9K → 88.2K −$6.9M
5 Berkshire Hathaway BRK.B	-12.03%	1.8K → 1.6K −$111.6K