Rockingstone Advisors LLC

In its 13F for Q4 2025 (holdings as of December 31, 2025, filed January 28, 2026), Rockingstone Advisors LLC reported 112 stock positions worth $219.5 million. Its top holding was JPMorgan Ultra-Short Income (JPST) at 3.9% of the portfolio, followed by Nvidia (NVDA, 2.8%) and Alphabet Class A (GOOGL, 2.7%). Compared with Q3 2025, it opened 8 new positions, sold out of 3, added to 69 and reduced 24. The biggest buy was a new position in Tower Semiconductor (TSEM) and the biggest sale Celestica (CLS, shares −45%).

Most Recent 13F
Q2 2026
Location
GREAT BARRINGTON, MA
CIK
0002027176
Portfolio Value
$219.5M (Q4 2025)
SEC Filing
0002027176-26-000001 ↗ filed Jan 28, 2026

Holdings Value

0$50.0M$100.0M$150.0M$200.0M$250.0M Q1 2024: $193.7M Q1 2024 Q2 2024: $194.8M Q2 2024 Q3 2024: $203.6M Q3 2024 Q4 2024: $226.4M Q4 2024 Q1 2025: $222.2M Q1 2025 Q2 2025: $190.2M Q2 2025 Q3 2025: $202.7M Q3 2025 Q4 2025: $219.5M $219.5M Q4 2025 Q1 2026: $218.0M Q1 2026 Q2 2026: $249.1M Q2 2026

Holdings 112 stocks · $219.5M
JPST JPMorgan Ultra-Short Income 3.94% 171,070 $8.7M Reduce -6.4%
NVDA Nvidia Corp. 2.80% 32,971 $6.1M Reduce -18.2%
GOOGL Alphabet Inc. Class A 2.75% 19,282 $6.0M Add +1.5%
VGSH Vanguard Short-Term Treasury 2.71% 101,260 $5.9M Reduce -6.8%
VTI VG Morningstar TS MKT ETF-US 2.60% 16,990 $5.7M Reduce -0.0%
IWM iShares Russell 2000 ETF 2.49% 22,219 $5.5M Add +9.0%
XLK SS Technology Select Sector 2.42% 36,914 $5.3M Add +2.5%
TSEM Tower Semiconductor Ltd. 2.41% 45,100 $5.3M New
AAPL Apple Inc. 2.41% 19,424 $5.3M Add +0.2%
SPY SS SPDR S&P 500 ETF Trust-US 2.25% 7,244 $4.9M Reduce -0.1%
VO Vngrd Mrngstr MD-Cap ETF-Usd 2.21% 16,700 $4.8M Add +15.3%
VGK Vanguard Ftse Europe ETF 2.20% 57,702 $4.8M Add +3.4%
MSFT Microsoft Corp. 2.16% 9,796 $4.7M Add +1.7%
VEA Vanguard Ftse Developed ETF 2.02% 70,974 $4.4M Reduce -0.0%
AMZN Amazon.com Inc. 1.97% 18,690 $4.3M Add +2.7%
CLS Celestica Inc. 1.93% 14,353 $4.2M Reduce -45.0%
CSTM Constellium SE 1.88% 219,227 $4.1M Add +2.1%
NTRA Natera Inc. 1.78% 17,018 $3.9M Add +3.8%
CRWD CrowdStrike Holdings Inc. Class A 1.72% 8,064 $3.8M Add +1.0%
LLY Eli Lilly & Co. 1.71% 3,502 $3.8M Add +14.8%
JPM JPMorgan Chase & Co. 1.68% 11,412 $3.7M Add +4.1%
XLV SS Health Care Select Sector 1.64% 23,219 $3.6M Add +2.8%
SPOT Spotify Technology SA 1.63% 6,171 $3.6M Add +3.1%
ISRG Intuitive Surgical Inc. 1.62% 6,275 $3.6M Add +4.1%
BRK.B Berkshire Hathaway Inc. Class B 1.61% 7,024 $3.5M Add +5.4%
SPGI S&P Global Inc. 1.54% 6,450 $3.4M Add +8.5%
OMC Omnicom Group 1.51% 41,130 $3.3M Add +5.6%
TDG Transdigm Group Inc. 1.49% 2,451 $3.3M Add +4.1%
IQLT iShares MSCI International Q 1.48% 71,435 $3.2M Add +14.2%
PM Philip Morris International 1.48% 20,217 $3.2M Add +8.1%
META Meta Platforms Inc. Class A 1.46% 4,853 $3.2M Add +2.6%
IGV iShares Expanded Tech-Softwa 1.44% 29,948 $3.2M Add +5.9%
PWR Quanta Services Inc. 1.39% 7,244 $3.1M Add +2.1%
LIN Linde PLC 1.39% 7,168 $3.1M Add +12.8%
MA Mastercard Inc. Class A 1.36% 5,227 $3.0M Add +7.2%
TEVA Teva Pharmaceutical-SP ADR 1.26% 88,325 $2.8M New
XLF SS Financial Select Sector 1.11% 44,458 $2.4M Add +3.0%
VYM Vanguard High DVD Yield ETF 1.08% 16,552 $2.4M Add +8.8%
EQT Eqt Corp. 1.08% 44,140 $2.4M Add +3.6%
PHO Invesco Water Resources ETF 1.03% 32,264 $2.3M Add +4.9%
COST Costco Wholesale Corp. 0.96% 2,436 $2.1M Add +7.1%
UBER Uber Technologies Inc. 0.95% 25,574 $2.1M Add +2.0%
MKC McCormick & Co.-Non VTG SHRS 0.92% 29,752 $2.0M Add +20.3%
CNQ Canadian Natural Resources 0.92% 59,415 $2.0M Add +12.1%
LYV Live Nation Entertainment Inc. 0.84% 12,877 $1.8M Add +39.2%
VYMI Vanguard Int High DVD YLD Inc. 0.81% 19,860 $1.8M Add +3.9%
EFV iShares MSCI Eafe Value ETF 0.73% 22,395 $1.6M Add +5.8%
VPL Vanguard Ftse Pacific ETF 0.72% 17,525 $1.6M Add +8.7%
VT Vanguard Tot World STK ETF 0.71% 11,042 $1.6M Add +7.8%
VWO Vanguard Ftse Emerging Marke 0.66% 26,975 $1.5M Add +4.0%
QQQM Invesco Nasdaq 100 ETF 0.59% 5,158 $1.3M Reduce -0.3%
VOO Vanguard S&P 500 ETF 0.58% 2,044 $1.3M Reduce -6.1%
V Visa Inc. Class A 0.52% 3,239 $1.1M Reduce -0.8%
BKNG Booking Holdings Inc. 0.52% 212 $1.1M Add +14.0%
EWJ iShares MSCI Japan ETF 0.52% 14,024 $1.1M Add +0.3%
PFF iShares Preferred & Income S 0.50% 35,762 $1.1M Add +1.5%
VIG Vanguard Dividend Apprec ETF 0.50% 4,946 $1.1M Add +21.3%
FLUT Flutter Entertainment PLC-Di 0.49% 4,955 $1.1M New
VOE Vngrd Mrngstr MD-Cap Val ETF 0.48% 5,960 $1.1M Add +6.8%
QQQ Invesco QQQ Trust Series 1 0.48% 1,699 $1.0M Reduce -0.6%
VIGI Vanguard Int Div App Indx FD 0.47% 11,383 $1.0M Add +5.5%
JPIE JPMorgan Income ETF 0.47% 22,055 $1.0M Add +2.7%
BA The Boeing Co. 0.45% 4,556 $989K Add +29.7%
VFVA Vanguard U.S. Value Factor 0.44% 7,192 $955K Add +1.4%
XLY SS Consumer Disc Select Sect 0.40% 7,428 $887K Add +8.0%
IEF iShares 7-10 Year Treasury B 0.39% 8,835 $850K Reduce -14.8%
XLC SS Comm Select Sector SPDR 0.39% 7,193 $847K Add +7.4%
GLD SPDR Gold Shares 0.37% 2,070 $820K No change
JEPI JPMorgan Equity Premium Inco 0.34% 13,215 $756K Add +0.8%
XLI SS Industrial Select Sector 0.34% 4,825 $748K Add +7.2%
XOP SS SPDR S&P Og Exp & Prod 0.34% 5,870 $741K Add +4.6%
LQD Ishr Ibx Usd Invgd CB ETF-Ui 0.33% 6,516 $718K Add +4.7%
EWX State Street SPDR S&P Emergi 0.31% 10,464 $687K Add +3.8%
HD Home Depot Inc. 0.31% 1,967 $677K No change
EEM iShares MSCI Emerging Market 0.30% 12,080 $661K Add +11.8%
EMB iShares JP Morgan Usd Emergi 0.29% 6,556 $631K Reduce -4.6%
LMT Lockheed Martin Corp. 0.29% 1,298 $628K Reduce -1.1%
JEPQ JPM Nasdaq Equity Premium filed as J P MORGAN EXCHANGE TRADED F 0.28% 10,430 $606K Reduce -4.8%
VTV Vanguard Mrngstr Val ETF-Aui 0.27% 3,148 $601K Add +26.3%
PEP Pepsico Inc. 0.26% 4,009 $575K Add +1.5%
DFAC Dimensional US Core Equity 2 0.26% 14,471 $573K No change
CAT Caterpillar Inc. 0.24% 932 $534K Reduce -2.5%
IBB iShares Biotechnology ETF 0.24% 3,085 $521K Reduce -7.3%
DSI iShares ESG MSCI KLD 400 ETF 0.23% 3,991 $514K Add +9.9%
DEM Wisdomtree Emerging Markets 0.23% 10,700 $500K No change
MS Morgan Stanley 0.21% 2,655 $471K Reduce -0.9%
FLOT iShares Floating Rate Bond E 0.21% 9,150 $465K Add +95.5%
SPLV Invesco S&P 500 Low Volatili 0.20% 6,245 $446K Add +2.6%
DIS The Walt Disney Co. filed as DISNEY WALT CO 0.19% 3,580 $407K Add +2.3%
XLP SS Consumer Staples Sel Sect 0.18% 5,201 $404K Add +0.1%
IVV iShares Core S&P 500 ETF 0.17% 557 $382K New
GOOG Alphabet Inc. Class C 0.17% 1,200 $377K Reduce -13.0%
AGG iShares Core U.S. Aggregate 0.16% 3,500 $350K No change
VNQ Vanguard Real Estate ETF 0.16% 3,934 $348K Reduce -0.6%
SBUX Starbucks Corp. 0.16% 4,059 $342K Add +0.7%
XLU St Sr Utl SL SE SPDR ETF-Usd 0.15% 7,810 $333K Add +2.2%
SCZ iShares MSCI Eafe Small-Cap 0.15% 4,245 $329K No change
IJR iShares Core S&P Small-Cap E 0.14% 2,505 $301K Add +1.2%
BABA Alibaba Group Holding-SP ADR 0.13% 1,930 $283K Reduce -2.0%
SPYX SS SPDR S&P 500 Foss FL ETF 0.12% 4,725 $265K Add +10.4%
DIA SS SPDR Dow Jones Indus Avg filed as SPDR DOW JONES INDL AVERAGE 0.12% 550 $264K New
BND Vanguard Total Bond Market 0.12% 3,500 $259K No change
EFA iShares MSCI Eafe ETF 0.11% 2,520 $242K New
OEF iShares S&P 100 ETF 0.11% 700 $240K No change
VWOB Vanguard Emerg MKTS Gov BND 0.11% 3,550 $239K No change
JNK SS SPDR BB High Yield Bond 0.10% 2,339 $227K Reduce -1.1%
MCD McDonald's Corp. 0.10% 739 $226K New
DES Wisdomtree US Smallcap Divid 0.10% 6,565 $220K Reduce -27.6%
XLB SS Materials Select Sector 0.10% 4,730 $215K No change
IWR iShares Russell Mid-Cap ETF 0.10% 2,200 $212K New
EWA iShares MSCI Australia ETF 0.10% 8,047 $211K Reduce -5.3%
AGRO Adecoagro SA 0.07% 18,845 $149K No change

Portfolio Sells Q3 2025 → Q4 2025
CLS Celestica Inc. Reduce -45.0% 1.93% −1.24
NVDA Nvidia Corp. Reduce -18.2% 2.80% −0.91
NMFC New Mountain Finance Corp. Sold out 0.00% −0.89
JPST JPMorgan Ultra-Short Income Reduce -6.4% 3.94% −0.63
VGSH Vanguard Short-Term Treasury Reduce -6.8% 2.71% −0.45
VTI VG Morningstar TS MKT ETF-US Reduce -0.0% 2.60% −0.16
SPY SS SPDR S&P 500 ETF Trust-US Reduce -0.1% 2.25% −0.13
IEF iShares 7-10 Year Treasury B Reduce -14.8% 0.39% −0.11
VXUS Vanguard Total Intl Stock Sold out 0.00% −0.10
MSTR Strategy Inc. Sold out 0.00% −0.10
VEA Vanguard Ftse Developed ETF Reduce -0.0% 2.02% −0.08
VOO Vanguard S&P 500 ETF Reduce -6.1% 0.58% −0.07
DES Wisdomtree US Smallcap Divid Reduce -27.6% 0.10% −0.05
BABA Alibaba Group Holding-SP ADR Reduce -2.0% 0.13% −0.04
LMT Lockheed Martin Corp. Reduce -1.1% 0.29% −0.04
QQQM Invesco Nasdaq 100 ETF Reduce -0.3% 0.59% −0.04
EMB iShares JP Morgan Usd Emergi Reduce -4.6% 0.29% −0.04
JEPQ JPM Nasdaq Equity Premium Reduce -4.8% 0.28% −0.03
V Visa Inc. Class A Reduce -0.8% 0.52% −0.03
QQQ Invesco QQQ Trust Series 1 Reduce -0.6% 0.48% −0.03
VNQ Vanguard Real Estate ETF Reduce -0.6% 0.16% −0.02
EWA iShares MSCI Australia ETF Reduce -5.3% 0.10% −0.02
JNK SS SPDR BB High Yield Bond Reduce -1.1% 0.10% −0.01
IBB iShares Biotechnology ETF Reduce -7.3% 0.24% +0.00
MS Morgan Stanley Reduce -0.9% 0.21% +0.00
GOOG Alphabet Inc. Class C Reduce -13.0% 0.17% +0.01
CAT Caterpillar Inc. Reduce -2.5% 0.24% +0.02

Portfolio Buys Q3 2025 → Q4 2025
TSEM Tower Semiconductor Ltd. New 2.41% +2.41
TEVA Teva Pharmaceutical-SP ADR New 1.26% +1.26
LLY Eli Lilly & Co. Add +14.8% 1.71% +0.57
FLUT Flutter Entertainment PLC-Di New 0.49% +0.49
NTRA Natera Inc. Add +3.8% 1.78% +0.47
GOOGL Alphabet Inc. Class A Add +1.5% 2.75% +0.47
CSTM Constellium SE Add +2.1% 1.88% +0.31
ISRG Intuitive Surgical Inc. Add +4.1% 1.62% +0.29
IVV iShares Core S&P 500 ETF New 0.17% +0.17
DIA SS SPDR Dow Jones Indus Avg New 0.12% +0.12
IQLT iShares MSCI International Q Add +14.2% 1.48% +0.12
EFA iShares MSCI Eafe ETF New 0.11% +0.11
VO Vngrd Mrngstr MD-Cap ETF-Usd Add +15.3% 2.21% +0.11
SPGI S&P Global Inc. Add +8.5% 1.54% +0.11
MKC McCormick & Co.-Non VTG SHRS Add +20.3% 0.92% +0.11
MCD McDonald's Corp. New 0.10% +0.10
IWR iShares Russell Mid-Cap ETF New 0.10% +0.10
FLOT iShares Floating Rate Bond E Add +95.5% 0.21% +0.09
LYV Live Nation Entertainment Inc. Add +39.2% 0.84% +0.09
XLV SS Health Care Select Sector Add +2.8% 1.64% +0.09
CNQ Canadian Natural Resources Add +12.1% 0.92% +0.08
BA The Boeing Co. Add +29.7% 0.45% +0.08
VIG Vanguard Dividend Apprec ETF Add +21.3% 0.50% +0.06
IWM iShares Russell 2000 ETF Add +9.0% 2.49% +0.06
VTV Vanguard Mrngstr Val ETF-Aui Add +26.3% 0.27% +0.04
VYM Vanguard High DVD Yield ETF Add +8.8% 1.08% +0.02
VPL Vanguard Ftse Pacific ETF Add +8.7% 0.72% +0.02
BKNG Booking Holdings Inc. Add +14.0% 0.52% +0.02
EFV iShares MSCI Eafe Value ETF Add +5.8% 0.73% +0.02
EEM iShares MSCI Emerging Market Add +11.8% 0.30% +0.02
VYMI Vanguard Int High DVD YLD Inc. Add +3.9% 0.81% +0.02
VT Vanguard Tot World STK ETF Add +7.8% 0.71% +0.01
DSI iShares ESG MSCI KLD 400 ETF Add +9.9% 0.23% +0.01
SPYX SS SPDR S&P 500 Foss FL ETF Add +10.4% 0.12% +0.01
VOE Vngrd Mrngstr MD-Cap Val ETF Add +6.8% 0.48% +0.00
VGK Vanguard Ftse Europe ETF Add +3.4% 2.20% −0.00
XLI SS Industrial Select Sector Add +7.2% 0.34% −0.00
XLY SS Consumer Disc Select Sect Add +8.0% 0.40% −0.00
VIGI Vanguard Int Div App Indx FD Add +5.5% 0.47% −0.00
XLC SS Comm Select Sector SPDR Add +7.4% 0.39% −0.01
AMZN Amazon.com Inc. Add +2.7% 1.97% −0.01
IJR iShares Core S&P Small-Cap E Add +1.2% 0.14% −0.01
MA Mastercard Inc. Class A Add +7.2% 1.36% −0.01
VFVA Vanguard U.S. Value Factor Add +1.4% 0.44% −0.01
PEP Pepsico Inc. Add +1.5% 0.26% −0.01
DIS The Walt Disney Co. Add +2.3% 0.19% −0.01
XLU St Sr Utl SL SE SPDR ETF-Usd Add +2.2% 0.15% −0.01
SBUX Starbucks Corp. Add +0.7% 0.16% −0.01
LQD Ishr Ibx Usd Invgd CB ETF-Ui Add +4.7% 0.33% −0.02
XLP SS Consumer Staples Sel Sect Add +0.1% 0.18% −0.02

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 115$249.1MJPST, TSEM, XLK, GOOGL, IWM
Q1 2026 113$218.0MJPST, VGSH, TSEM, NVDA, GOOGL
Q4 2025 112$219.5MJPST, NVDA, GOOGL, VGSH, VTI
Q3 2025 107$202.7MJPST, NVDA, CLS, VGSH, VTI
Q2 2025 105$190.2MNVDA, JPST, VGSH, VTI, SPOT
Q1 2025 101$222.2MJPST, VGSH, SPY, NVDA, AAPL
Q4 2024 103$226.4MJPST, VGSH, NVDA, SPY, AAPL
Q3 2024 99$203.6MJPST, NVDA, SPY, XLK, AAPL
Q2 2024 105$194.8MNVDA, JPST, SPY, XLK, AAPL
Q1 2024 103$193.7MJPST, NVDA, SPY, XLK, VTI