Round Rock Advisors LLC — 13F Holdings & Portfolio

CIK 1846991 · latest 13F-HR filed 2026-08-12

Round Rock Advisors LLC manages $776.4M in 13F-reported U.S. long-equity assets across 318 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are QQQ (7.86%), SMH (7.11%), VYM (6.61%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 30 new positions, exited 30, added to 190, and trimmed 43.

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

Filer Information
Address
187 DANBURY ROAD
SUITE 201
WILTON, CT 06897
Phone
(203) 920-4774
Filing Manager
Round Rock Advisors LLC
WILTON, CT
Signatory
Craig Jensen
Chief Compliance Officer
Loading holdings…
AUM

$776.4M

Long-equity book

Holdings

318

Distinct positions

Period

2026-06-30

Filed 2026-08-12

Q/Q Activity

+30 / −30 / ↑190 / ↓43

vs 2026-03-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • VANECK ETF TRUST$22.0M +66.0%
  • INVESCO QQQ TR$14.8M +32.1%
  • ISHARES TR$6.6M +22.2%
  • VANGUARD WHITEHALL FDS$5.0M +10.8%
  • VANGUARD INDEX FDS$4.4M +15.9%
Show all 190

Top Trims

  • EXXON MOBIL CORP-$1.0M -19.1%
  • LIBERTY ENERGY INC-$969.6K -45.0%
  • INTERCONTINENTAL EXCHANGE IN-$815.1K -21.7%
  • SPOTIFY TECHNOLOGY S A-$601.2K -46.6%
  • CHEVRON CORPORATION-$549.3K -19.9%
Show all 43

New Positions

  • ISHARES BITCOIN TRUST ETF$3.1M
  • TEAMSHARES INC$2.3M
  • USA TODAY CO INC$2.1M
  • KEEL INFRASTRUCTURE CORP$1.4M
  • HONEYWELL INTL INC$1.0M
Show all 30

Exited Positions

  • FRANKLIN TEMPLETON DIGITAL H$2.1M
  • HONEYWELL INTL INC$2.0M
  • LIVE OAK ACQUISITION CORP V$1.4M
  • TELADOC HEALTH INC$1.3M
  • LATHAM GROUP INC$883.7K
Show all 30
All Holdings

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 INVESCO QQQ TR QQQ 46090E103 $61.0M 7.86% 82,898 SH
2 VANECK ETF TRUST SMH 92189F676 $55.2M 7.11% 84,209 SH
3 VANGUARD WHITEHALL FDS VYM 921946406 $51.3M 6.61% 324,884 SH
4 J P MORGAN EXCHANGE TRADED F JPST 46641Q837 $48.2M 6.21% 953,692 SH
5 ISHARES TR IJR 464287804 $36.3M 4.68% 244,807 SH
6 VANGUARD INDEX FDS VO 922908629 $31.9M 4.11% 396,501 SH
7 SELECT SECTOR SPDR TR XLI 81369Y704 $21.6M 2.78% 116,373 SH
8 APPLE INC AAPL 037833100 $19.2M 2.48% 66,412 SH
9 ISHARES TR DVY 464287168 $18.8M 2.42% 120,146 SH
10 SELECT SECTOR SPDR TR XLV 81369Y209 $18.2M 2.35% 114,998 SH
11 AMERICAN CENTY ETF TR SDSI 025072257 $16.6M 2.14% 324,038 SH
12 BERKSHIRE HATHAWAY INC DEL BRK.A 084670108 $13.5M 1.74% 18 SH
13 ALPHABET INC GOOG 02079K107 $13.1M 1.69% 37,106 SH
14 NEUBERGER BERMAN ETF TRUST NBSD 64135A887 $13.0M 1.68% 257,509 SH
15 MICROSOFT CORP MSFT 594918104 $11.9M 1.53% 31,894 SH
16 INVESCO EXCHANGE TRADED FD T RSP 46137V357 $11.3M 1.46% 53,115 SH
17 SELECT SECTOR SPDR TR XLK 81369Y803 $10.8M 1.39% 56,686 SH
18 AMAZON COM INC AMZN 023135106 $8.1M 1.04% 33,963 SH
19 STATE STR SPDR S&P 500 ETF T SPY 78462F103 $7.6M 0.98% 10,145 SH
20 SELECT SECTOR SPDR TR XLU 81369Y886 $6.0M 0.77% 131,792 SH
21 NVIDIA CORPORATION NVDA 67066G104 $4.7M 0.61% 23,521 SH
22 ABBVIE INC ABBV 00287Y109 $4.5M 0.58% 18,032 SH
23 MARINEMAX INC HZO 567908108 $4.4M 0.57% 120,030 SH
24 EXXON MOBIL CORP XOM 30231G102 $4.3M 0.56% 31,771 SH
25 INVESCO EXCH TRADED FD TR II QQQM 46138G649 $4.3M 0.55% 14,212 SH
26 ISHARES TR USMV 46429B697 $4.3M 0.55% 44,307 SH
27 ISHARES TR IVW 464287309 $4.2M 0.55% 30,832 SH
28 UNITEDHEALTH GROUP INC UNH 91324P102 $3.8M 0.49% 9,062 SH
29 ALPHABET INC GOOGL 02079K305 $3.4M 0.44% 9,510 SH
30 MICRON TECHNOLOGY INC MU 595112103 $3.4M 0.43% 2,909 SH
31 INTERNATIONAL BUSINESS MACHS IBM 459200101 $3.3M 0.42% 11,577 SH
32 ISHARES TR IVV 464287200 $3.3M 0.42% 4,343 SH
33 WILLIAMS COS INC WMB 969457100 $3.2M 0.41% 42,776 SH
34 ISHARES BITCOIN TRUST ETF IBIT 46438F101 $3.1M 0.40% 93,841 SH
35 FREQUENCY ELECTRS INC FEIM 358010106 $3.1M 0.39% 46,092 SH
36 DELL TECHNOLOGIES INC DELL 24703L202 $3.0M 0.39% 7,056 SH
37 AIR PRODUCTS AND CHEMICALS I APD 009158106 $3.0M 0.38% 10,133 SH
38 AMPHENOL CORP APH 032095101 $3.0M 0.38% 16,789 SH
39 INTERCONTINENTAL EXCHANGE IN ICE 45866F104 $2.9M 0.38% 23,854 SH
40 CHUBB LIMITED CB H1467J104 $2.7M 0.35% 7,921 SH
41 JOHNSON & JOHNSON JNJ 478160104 $2.7M 0.34% 10,503 SH
42 ISHARES TR IBDR 46435GAA0 $2.6M 0.34% 109,212 SH
43 CAPITAL ONE FINL CORP COF 14040H105 $2.6M 0.34% 13,117 SH
44 PARK AEROSPACE CORP PKE 70014A104 $2.6M 0.33% 67,808 SH
45 CITIGROUP INC C 172967424 $2.5M 0.32% 17,988 SH
46 ALLIENT INC ALNT 019330109 $2.5M 0.32% 24,086 SH
47 BERKSHIRE HATHAWAY INC DEL BRK.B 084670702 $2.4M 0.31% 4,871 SH
48 VANGUARD WORLD FD VGT 92204A702 $2.3M 0.30% 19,470 SH
49 TEAMSHARES INC TMS 87821B109 $2.3M 0.29% 277,236 SH
50 CHEVRON CORPORATION CVX 166764100 $2.2M 0.29% 13,353 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-12 $776.4M 318 0001951757-26-001257
2026-03-31 2026-05-15 $653.5M 318 0001951757-26-000878
2025-12-31 2026-04-07 $664.8M 326 0001951757-26-000520
2025-12-31 2026-01-27 $665.1M 324 0001951757-26-000317