Rockingstone Advisors LLC — 13F Holdings & Portfolio
CIK 2027176 · latest 13F-HR filed 2026-07-14
Rockingstone Advisors LLC manages $249.1M in 13F-reported U.S. long-equity assets across 115 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are JPST (4.57%), TSEM (3.37%), XLK (2.84%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 6 new positions, exited 4, added to 73, and trimmed 14.
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.
SUITE 32
GREAT BARRINGTON, MA 01230
$249.1M
Long-equity book
115
Distinct positions
2026-06-30
Filed 2026-07-14
+6 / −4 / ↑73 / ↓14
vs 2026-03-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- CROWDSTRIKE HLDGS INC$3.0M +96.2%
- TOWER SEMICONDUCTOR LTD$2.6M +43.7%
- J P MORGAN EXCHANGE TRADED F$2.4M +27.3%
- SELECT SECTOR SPDR TR$2.2M +45.2%
- ALPHABET INC$1.4M +25.7%
Top Trims
- CANADIAN NAT RES LTD MED TER-$572.4K -18.8%
- EQT CORP-$451.9K -15.8%
- INTUITIVE SURGICAL INC-$402.3K -13.7%
- SELECT SECTOR SPDR TR-$359.5K -10.5%
- J P MORGAN EXCHANGE TRADED F-$216.7K -28.6%
New Positions
- NAVAN INC$4.6M
- KLA CORP$389.2K
- GOLUB CAP BDC INC$236.3K
- SPDR SERIES TRUST$232.9K
- VANGUARD ADMIRAL FDS INC$226.9K
Exited Positions
- BAKER HUGHES COMPANY$3.6M
- BOOKING HOLDINGS INC$2.0M
- SPDR SERIES TRUST$267.5K
- ADECOAGRO S A$258.0K
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 | J P MORGAN EXCHANGE TRADED F | JPST | 46641Q837 | $11.4M | 4.57% | 224,847 | SH |
| 2 | TOWER SEMICONDUCTOR LTD | TSEM | M87915274 | $8.4M | 3.37% | 32,201 | SH |
| 3 | SELECT SECTOR SPDR TR | XLK | 81369Y803 | $7.1M | 2.84% | 37,131 | SH |
| 4 | ALPHABET INC | GOOGL | 02079K305 | $7.0M | 2.81% | 19,617 | SH |
| 5 | ISHARES TR | IWM | 464287655 | $6.8M | 2.74% | 22,716 | SH |
| 6 | NVIDIA CORPORATION | NVDA | 67066G104 | $6.7M | 2.67% | 33,255 | SH |
| 7 | VANGUARD SCOTTSDALE FDS | VGSH | 92206C102 | $6.4M | 2.56% | 109,550 | SH |
| 8 | VANGUARD INDEX FDS | VTI | 922908769 | $6.3M | 2.53% | 17,000 | SH |
| 9 | CROWDSTRIKE HLDGS INC | CRWD | 22788C105 | $6.1M | 2.46% | 8,017 | SH |
| 10 | APPLE INC | AAPL | 037833100 | $5.8M | 2.31% | 19,879 | SH |
| 11 | CONSTELLIUM SE | CSTM | F21107101 | $5.5M | 2.20% | 171,808 | SH |
| 12 | STATE STR SPDR S&P 500 ETF T | SPY | 78462F103 | $5.5M | 2.20% | 7,330 | SH |
| 13 | VANGUARD INDEX FDS | VO | 922908629 | $5.4M | 2.17% | 67,142 | SH |
| 14 | VANGUARD INTL EQUITY INDEX F | VGK | 922042874 | $5.4M | 2.15% | 60,542 | SH |
| 15 | QUANTA SVCS INC | PWR | 74762E102 | $5.2M | 2.09% | 7,228 | SH |
| 16 | VANGUARD TAX-MANAGED FDS | VEA | 921943858 | $5.1M | 2.03% | 71,024 | SH |
| 17 | NATERA INC | NTRA | 632307104 | $4.6M | 1.87% | 17,117 | SH |
| 18 | NAVAN INC | NAVN | 639193101 | $4.6M | 1.85% | 201,650 | SH |
| 19 | AMAZON COM INC | AMZN | 023135106 | $4.6M | 1.85% | 19,320 | SH |
| 20 | CELESTICA INC | CLS | 15101Q207 | $4.6M | 1.83% | 12,497 | SH |
| 21 | ELI LILLY & CO | LLY | 532457108 | $4.3M | 1.74% | 3,612 | SH |
| 22 | JPMORGAN CHASE & CO | JPM | 46625H100 | $3.8M | 1.52% | 11,562 | SH |
| 23 | LINDE PLC | LIN | G54950103 | $3.8M | 1.51% | 7,250 | SH |
| 24 | MICROSOFT CORP | MSFT | 594918104 | $3.7M | 1.48% | 9,864 | SH |
| 25 | PHILIP MORRIS INTL INC | PM | 718172109 | $3.7M | 1.47% | 20,251 | SH |
| 26 | BERKSHIRE HATHAWAY INC DEL | BRK.B | 084670702 | $3.7M | 1.47% | 7,295 | SH |
| 27 | ISHARES TR | IQLT | 46434V456 | $3.5M | 1.42% | 71,195 | SH |
| 28 | TRANSDIGM GROUP INC | TDG | 893641100 | $3.3M | 1.33% | 2,482 | SH |
| 29 | TEVA PHARMACEUTICAL INDS LTD | TEVA | 881624209 | $3.2M | 1.29% | 95,105 | SH |
| 30 | ISHARES TR | IGV | 464287515 | $3.1M | 1.26% | 34,578 | SH |
| 31 | SELECT SECTOR SPDR TR | XLV | 81369Y209 | $3.1M | 1.23% | 19,305 | SH |
| 32 | OMNICOM GROUP INC | OMC | 681919106 | $3.0M | 1.20% | 41,044 | SH |
| 33 | META PLATFORMS INC | META | 30303M102 | $3.0M | 1.20% | 5,296 | SH |
| 34 | SPOTIFY TECHNOLOGY S A | SPOT | L8681T102 | $2.9M | 1.15% | 6,247 | SH |
| 35 | VANGUARD WHITEHALL FDS | VYM | 921946406 | $2.7M | 1.08% | 16,977 | SH |
| 36 | MASTERCARD INCORPORATED | MA | 57636Q104 | $2.7M | 1.08% | 5,217 | SH |
| 37 | S&P GLOBAL INC | SPGI | 78409V104 | $2.7M | 1.07% | 6,548 | SH |
| 38 | LIVE NATION ENTERTAINMENT IN | LYV | 538034109 | $2.5M | 1.02% | 13,887 | SH |
| 39 | VANGUARD INTL EQUITY INDEX F | VWO | 922042858 | $2.5M | 1.02% | 42,435 | SH |
| 40 | INTUITIVE SURGICAL INC | ISRG | 46120E602 | $2.5M | 1.02% | 6,361 | SH |
| 41 | SELECT SECTOR SPDR TR | XLF | 81369Y605 | $2.5M | 0.99% | 46,138 | SH |
| 42 | CANADIAN NAT RES LTD MED TER | CNQ | 136385101 | $2.5M | 0.99% | 62,526 | SH |
| 43 | EQT CORP | EQT | 26884L109 | $2.4M | 0.97% | 45,392 | SH |
| 44 | COSTCO WHOLESALE CORPORATION | COST | 22160K105 | $2.3M | 0.94% | 2,495 | SH |
| 45 | VANGUARD INTL EQUITY INDEX F | VPL | 922042866 | $2.2M | 0.89% | 19,185 | SH |
| 46 | INVESCO EXCHANGE TRADED FD T | PHO | 46137V142 | $2.2M | 0.87% | 31,209 | SH |
| 47 | VANGUARD WHITEHALL FDS | VYMI | 921946794 | $2.0M | 0.82% | 20,825 | SH |
| 48 | ISHARES TR | EFV | 464288877 | $1.8M | 0.73% | 23,875 | SH |
| 49 | UBER TECHNOLOGIES INC | UBER | 90353T100 | $1.8M | 0.72% | 24,950 | SH |
| 50 | VANGUARD INTL EQUITY INDEX F | VT | 922042742 | $1.8M | 0.70% | 11,187 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-07-14 | $249.1M | 115 | 0002027176-26-000003 |
| 2026-03-31 | 2026-04-09 | $218.0M | 113 | 0002027176-26-000002 |
| 2025-12-31 | 2026-01-28 | $219.5M | 112 | 0002027176-26-000001 |