ROUND ROCK ADVISORS LLC

Filed: 5/15/2026ACC: 0001951757-26-000878

📋 What this filing means

ROUND ROCK ADVISORS LLC filed this quarterly 13F‑HR report disclosing 318 equity positions with a total reported market value of $653.50M. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.

318

Positions

$653.50M

Total AUM (reported)

11.70M

Total Shares

Allocation by class

COM$177.56M27.2%

HIGH DIV YLD$46.34M7.1%

UNIT SER 1$46.21M7.1%

ULTRA SHRT ETF$45.86M7.0%

SEMICONDUCTR ETF$33.28M5.1%

CORE S&P SCP ETF$29.71M4.5%

MID CAP ETF$27.56M4.2%

Portfolio Concentration

Top 3$138.41M21.2%

4–10$158.91M24.3%

11–25$119.76M18.3%

Rest$236.43M36.2%

Top 3 weight

21.2%

Top 10 weight

45.5%

Voting Authority Distribution

Total shares with voting rights: 11.70M

Sole

Full voting authority

6.97M

% of voting shares59.6%

Shared

Joint voting authority

0.00

% of voting shares0.0%

None

No voting authority

4.73M

% of voting shares40.4%

Investment Discretion (by position count)

Sole318

Shared0

Other0

Dominant voting typeSole · 59.6% of voting shares

Institutional Holdings318

Rows:

VANGUARD WHITEHALL FDS

SOLE

HIGH DIV YLD

Shares312.90K

TypeSH

Market value$46.34M

7.09%

Sole

0.00

Shared

0.00

None

312.90K

INVESCO QQQ TR

SOLE

UNIT SER 1

Shares80.06K

TypeSH

Market value$46.21M

7.07%

Sole

0.00

Shared

0.00

None

80.06K

J P MORGAN EXCHANGE TRADED F

SOLE

ULTRA SHRT ETF

Shares906.06K

TypeSH

Market value$45.86M

7.02%

Sole

0.00

Shared

0.00

None

906.06K

VANECK ETF TRUST

SOLE

SEMICONDUCTR ETF

Shares86.79K

TypeSH

Market value$33.28M

5.09%

Sole

0.00

Shared

0.00

None

86.79K

ISHARES TR

SOLE

CORE S&P SCP ETF

Shares238.98K

TypeSH

Market value$29.71M

4.55%

Sole

0.00

Shared

0.00

None

238.98K

VANGUARD INDEX FDS

SOLE

MID CAP ETF

Shares95.96K

TypeSH

Market value$27.56M

4.22%

Sole

0.00

Shared

0.00

None

95.96K

SELECT SECTOR SPDR TR

SOLE

STATE STREET IND

Shares112.72K

TypeSH

Market value$18.23M

2.79%

Sole

0.00

Shared

0.00

None

112.72K

ISHARES TR

SOLE

SELECT DIVID ETF

Shares114.65K

TypeSH

Market value$17.36M

2.66%

Sole

0.00

Shared

0.00

None

114.65K

APPLE INC

SOLE

COM

Shares66.82K

TypeSH

Market value$16.96M

2.60%

Sole

0.00

Shared

0.00

None

66.82K

SELECT SECTOR SPDR TR

SOLE

STATE STREET HEA

Shares107.92K

TypeSH

Market value$15.82M

2.42%

Sole

0.00

Shared

0.00

None

107.92K

AMERICAN CENTY ETF TR

SOLE

SHORT DURTN STRG

Shares287.52K

TypeSH

Market value$14.75M

2.26%

Sole

0.00

Shared

0.00

None

287.52K

BERKSHIRE HATHAWAY INC DEL

SOLE

CL A

Shares19.00

TypeSH

Market value$13.64M

2.09%

Sole

0.00

Shared

0.00

None

19.00

NEUBERGER BERMAN ETF TRUST

SOLE

SHORT DURATION I

Shares248.19K

TypeSH

Market value$12.59M

1.93%

Sole

0.00

Shared

0.00

None

248.19K

MICROSOFT CORP

SOLE

COM

Shares31.84K

TypeSH

Market value$11.79M

1.80%

Sole

0.00

Shared

0.00

None

31.84K

ALPHABET INC

SOLE

CAP STK CL C

Shares37.23K

TypeSH

Market value$10.68M

1.63%

Sole

44.00

Shared

0.00

None

37.19K

INVESCO EXCHANGE TRADED FD T

SOLE

S&P500 EQL WGT

Shares45.03K

TypeSH

Market value$8.64M

1.32%

Sole

0.00

Shared

0.00

None

45.03K

SELECT SECTOR SPDR TR

SOLE

STATE STREET TEC

Shares57.71K

TypeSH

Market value$7.67M

1.17%

Sole

0.00

Shared

0.00

None

57.71K

AMAZON COM INC

SOLE

COM

Shares34.08K

TypeSH

Market value$7.10M

1.09%

Sole

0.00

Shared

0.00

None

34.08K

SELECT SECTOR SPDR TR

SOLE

STATE STREET UTI

Shares126.32K

TypeSH

Market value$5.80M

0.89%

Sole

0.00

Shared

0.00

None

126.32K

STATE STR SPDR S&P 500 ETF T

SOLE

TR UNIT

Shares8.74K

TypeSH

Market value$5.69M

0.87%

Sole

0.00

Shared

0.00

None

8.74K

EXXON MOBIL CORP

SOLE

COM

Shares31.66K

TypeSH

Market value$5.37M

0.82%

Sole

0.00

Shared

0.00

None

31.66K

ISHARES TR

SOLE

MSCI USA MIN VOL

Shares45.54K

TypeSH

Market value$4.22M

0.65%

Sole

0.00

Shared

0.00

None

45.54K

NVIDIA CORPORATION

SOLE

COM

Shares23.77K

TypeSH

Market value$4.15M

0.63%

Sole

0.00

Shared

0.00

None

23.77K

ABBVIE INC

SOLE

COM

Shares18.08K

TypeSH

Market value$3.93M

0.60%

Sole

0.00

Shared

0.00

None

18.08K

INTERCONTINENTAL EXCHANGE IN

SOLE

COM

Shares23.85K

TypeSH

Market value$3.75M

0.57%

Sole

0.00

Shared

0.00

None

23.85K

Issuer	Class	Shares	Type	Value / Portfolio %	Voting — Sole	None
VANGUARD WHITEHALL FDSSOLE	HIGH DIV YLD	312.90K	SH	$46.34M 7.09%	0.00	312.90K
INVESCO QQQ TRSOLE	UNIT SER 1	80.06K	SH	$46.21M 7.07%	0.00	80.06K
J P MORGAN EXCHANGE TRADED FSOLE	ULTRA SHRT ETF	906.06K	SH	$45.86M 7.02%	0.00	906.06K
VANECK ETF TRUSTSOLE	SEMICONDUCTR ETF	86.79K	SH	$33.28M 5.09%	0.00	86.79K
ISHARES TRSOLE	CORE S&P SCP ETF	238.98K	SH	$29.71M 4.55%	0.00	238.98K
VANGUARD INDEX FDSSOLE	MID CAP ETF	95.96K	SH	$27.56M 4.22%	0.00	95.96K
SELECT SECTOR SPDR TRSOLE	STATE STREET IND	112.72K	SH	$18.23M 2.79%	0.00	112.72K
ISHARES TRSOLE	SELECT DIVID ETF	114.65K	SH	$17.36M 2.66%	0.00	114.65K
APPLE INCSOLE	COM	66.82K	SH	$16.96M 2.60%	0.00	66.82K
SELECT SECTOR SPDR TRSOLE	STATE STREET HEA	107.92K	SH	$15.82M 2.42%	0.00	107.92K
AMERICAN CENTY ETF TRSOLE	SHORT DURTN STRG	287.52K	SH	$14.75M 2.26%	0.00	287.52K
BERKSHIRE HATHAWAY INC DELSOLE	CL A	19.00	SH	$13.64M 2.09%	0.00	19.00
NEUBERGER BERMAN ETF TRUSTSOLE	SHORT DURATION I	248.19K	SH	$12.59M 1.93%	0.00	248.19K
MICROSOFT CORPSOLE	COM	31.84K	SH	$11.79M 1.80%	0.00	31.84K
ALPHABET INCSOLE	CAP STK CL C	37.23K	SH	$10.68M 1.63%	44.00	37.19K
INVESCO EXCHANGE TRADED FD TSOLE	S&P500 EQL WGT	45.03K	SH	$8.64M 1.32%	0.00	45.03K
SELECT SECTOR SPDR TRSOLE	STATE STREET TEC	57.71K	SH	$7.67M 1.17%	0.00	57.71K
AMAZON COM INCSOLE	COM	34.08K	SH	$7.10M 1.09%	0.00	34.08K
SELECT SECTOR SPDR TRSOLE	STATE STREET UTI	126.32K	SH	$5.80M 0.89%	0.00	126.32K
STATE STR SPDR S&P 500 ETF TSOLE	TR UNIT	8.74K	SH	$5.69M 0.87%	0.00	8.74K
EXXON MOBIL CORPSOLE	COM	31.66K	SH	$5.37M 0.82%	0.00	31.66K
ISHARES TRSOLE	MSCI USA MIN VOL	45.54K	SH	$4.22M 0.65%	0.00	45.54K
NVIDIA CORPORATIONSOLE	COM	23.77K	SH	$4.15M 0.63%	0.00	23.77K
ABBVIE INCSOLE	COM	18.08K	SH	$3.93M 0.60%	0.00	18.08K
INTERCONTINENTAL EXCHANGE INSOLE	COM	23.85K	SH	$3.75M 0.57%	0.00	23.85K

Page 1 of 13

…