Woodstock Corp.

In its 13F for Q3 2024 (holdings as of September 30, 2024, filed October 11, 2024), Woodstock Corp. reported 165 stock positions worth $1.0 billion. Its top holding was Nvidia (NVDA) at 8.3% of the portfolio, followed by Microsoft (MSFT, 6.8%) and O'reilly Automotive (ORLY, 4.5%). Compared with Q2 2024, it opened 4 new positions, sold out of 4, added to 50 and reduced 67. The biggest buy was a new position in Zscaler (ZS) and the biggest sale Nvidia (NVDA, shares −3%).

Most Recent 13F
Q2 2026
Location
BOSTON, MA
CIK
0001008877
Portfolio Value
$1.0B (Q3 2024)
SEC Filing
0001062993-24-017572 ↗ filed Oct 11, 2024

Holdings Value

0$500.0M$1.0B$1.5B Q1 2024: $966.0M Q1 2024 Q2 2024: $983.4M Q2 2024 Q3 2024: $1.0B $1.0B Q3 2024 Q4 2024: $1.0B Q4 2024 Q1 2025: $1.0B Q1 2025 Q2 2025: $1.1B Q2 2025 Q3 2025: $1.2B Q3 2025 Q4 2025: $1.2B Q4 2025 Q1 2026: $1.1B Q1 2026 Q2 2026: $1.2B Q2 2026

Holdings 165 stocks · $1.0B
NVDA Nvidia Corp. 8.33% 713,143 $86.6M Reduce -3.2%
MSFT Microsoft Corp. 6.77% 163,451 $70.3M Reduce -0.8%
ORLY O'reilly Automotive Inc. 4.50% 40,575 $46.7M Reduce -0.7%
ISRG Intuitive Surgical Inc. 4.12% 87,218 $42.8M Reduce -5.9%
AAPL Apple Inc. 3.87% 172,459 $40.2M Reduce -4.2%
GOOG Alphabet Inc. Class C 2.66% 165,134 $27.6M Add +0.1%
HD Home Depot Inc. 2.32% 59,490 $24.1M Add +0.1%
FTNT Fortinet Inc. 2.21% 296,587 $23.0M Reduce -2.8%
COST Costco Wholesale Corp. 1.87% 21,886 $19.4M Reduce -1.6%
ORCL Oracle Corp. 1.86% 113,564 $19.4M Reduce -3.7%
GOOGL Alphabet Inc. Class A 1.84% 115,056 $19.1M Add +0.2%
ABBV Abbvie Inc. 1.82% 95,874 $18.9M Reduce -0.1%
RTX RTX Corp. 1.77% 151,580 $18.4M Reduce -1.0%
ADP Automatic Data Processing 1.56% 58,548 $16.2M Reduce -0.4%
IWR iShares Russell Mid-Cap ETF 1.47% 173,479 $15.3M Reduce -0.6%
ABT Abbott Laboratories 1.44% 131,529 $15.0M Add +0.6%
JPM JPMorgan Chase & Co. 1.44% 70,991 $15.0M Reduce -0.1%
PEP Pepsico Inc. 1.44% 87,920 $15.0M Add +0.0%
JNJ Johnson & Johnson 1.37% 88,105 $14.3M Reduce -3.3%
MRK Merck & Co. Inc. 1.37% 124,940 $14.2M Reduce -1.6%
XOM Exxon Mobil Corp. 1.35% 119,581 $14.0M Add +6.0%
PG The Procter & Gamble Co. 1.33% 80,016 $13.9M Reduce -0.3%
IDXX Idexx Laboratories Inc. 1.25% 25,766 $13.0M Reduce -5.7%
ECL Ecolab Inc. 1.22% 49,585 $12.7M Reduce -2.0%
FISV Fiserv Inc. 1.21% 70,124 $12.6M Add +0.0%
MDT Medtronic PLC 1.14% 132,093 $11.9M Add +1.1%
ITW Illinois Tool Works 1.12% 44,370 $11.6M Add +0.1%
APD Air Products & Chemicals Inc. 1.12% 38,976 $11.6M Add +6.5%
NEE Nextera Energy Inc. 1.09% 133,943 $11.3M Add +1.3%
WMT Walmart Inc. 1.07% 137,565 $11.1M Add +1.5%
EMR Emerson Electric Co. 0.98% 93,345 $10.2M Add +1.2%
V Visa Inc. Class A 0.97% 36,626 $10.1M Add +1.1%
TMO Thermo Fisher Scientific Inc. 0.93% 15,691 $9.7M Add +2.1%
CSCO Cisco Systems Inc. 0.93% 180,624 $9.6M Reduce -0.0%
SHEL Shell PLC-ADR 0.90% 141,083 $9.3M Add +1.2%
TSCO Tractor Supply Company 0.87% 31,240 $9.1M Reduce -0.0%
BRK.B Berkshire Hathaway Inc. Class B 0.87% 19,694 $9.1M Add +1.4%
STT State Street Corp. 0.85% 99,943 $8.8M Add +10.7%
QCOM Qualcomm Inc. 0.83% 50,823 $8.6M Reduce -6.7%
IRM Iron Mountain Inc. filed as IRON MTN INC DEL 0.77% 67,546 $8.0M Reduce -5.9%
CB Chubb Ltd. 0.76% 27,563 $7.9M Reduce -0.9%
DIS The Walt Disney Co. filed as DISNEY WALT CO 0.76% 82,208 $7.9M Reduce -3.6%
APA Apa Corp. 0.73% 308,253 $7.5M Add +20.3%
CVX Chevron Corp. 0.72% 50,968 $7.5M Add +4.2%
VWO Vanguard Ftse Emerging Marke 0.71% 155,122 $7.4M Reduce -10.1%
LLY Eli Lilly & Co. 0.69% 8,151 $7.2M Add +1.5%
FDX FedEx Corp. 0.67% 25,452 $7.0M Add +0.7%
ROP Roper Technologies Inc. 0.62% 11,606 $6.5M Reduce -1.1%
BAC Bank of America Corp. filed as BANK AMERICA CORP 0.61% 158,746 $6.3M Add +0.5%
MMM 3M Co. 0.61% 46,065 $6.3M Add +0.2%
CMCSA Comcast Corp. Class A 0.59% 147,252 $6.2M Reduce -5.2%
UPS United Parcel Service Class B 0.59% 44,837 $6.1M Add +20.7%
SYY Sysco Corp. 0.58% 77,595 $6.1M Add +0.9%
AMAT Applied Materials Inc. 0.58% 29,886 $6.0M Add +6.2%
SYK Stryker Corp. 0.56% 16,068 $5.8M Add +2.8%
REGN Regeneron Pharmaceuticals 0.52% 5,160 $5.4M Add +11.7%
ADI Analog Devices Inc. 0.50% 22,772 $5.2M Add +3.5%
ZS Zscaler Inc. 0.49% 30,059 $5.1M New
AMZN Amazon.com Inc. 0.49% 27,387 $5.1M Add +6.2%
AMGN Amgen Inc. 0.46% 14,934 $4.8M Add +0.6%
IWM iShares Russell 2000 ETF 0.46% 21,485 $4.7M Reduce -3.4%
FLS Flowserve Corp. 0.43% 86,213 $4.5M Reduce -4.4%
MCD McDonald's Corp. 0.42% 14,377 $4.4M Reduce -2.6%
SPY SS SPDR S&P 500 ETF Trust-US 0.41% 7,434 $4.3M Add +0.8%
LOW Lowe's Cos Inc. 0.41% 15,690 $4.2M Add +14.3%
SWN Southwestern Energy Co. 0.40% 586,035 $4.2M Reduce -0.1%
DXCM Dexcom Inc. 0.39% 61,127 $4.1M Add +80.4%
GNRC Generac Holdings Inc. 0.36% 23,456 $3.7M Add +8.6%
SO The Southern Co. 0.35% 39,783 $3.6M Add +5.3%
PFE Pfizer Inc. 0.34% 123,124 $3.6M Add +4.9%
KO The Coca-Cola Co. 0.34% 49,497 $3.6M No change
OABI Omniab Inc. 0.32% 792,853 $3.4M Add +5.6%
PNC PNC Financial Services Group 0.31% 17,316 $3.2M Reduce -0.4%
GE General Electric filed as GE AEROSPACE 0.31% 16,820 $3.2M Reduce -0.1%
BMY Bristol-Myers Squibb Co. 0.30% 59,714 $3.1M Reduce -0.5%
MDY State Street SPDR S&P Midcap 0.29% 5,248 $3.0M Add +0.5%
LGND Ligand Pharmaceuticals 0.28% 29,211 $2.9M Add +0.3%
NVEE NV5 Global Inc. 0.27% 29,892 $2.8M No change
CVS CVS Health Corp. 0.27% 44,073 $2.8M Reduce -28.5%
EFA iShares MSCI Eafe ETF 0.24% 29,305 $2.5M Reduce -1.9%
VZ Verizon Communications Inc. 0.22% 51,916 $2.3M Reduce -1.3%
SHW The Sherwin-Williams Co. 0.22% 6,058 $2.3M Add +2.7%
LNC Lincoln National Corp. 0.21% 70,293 $2.2M No change
BNY Bank of New York Mellon Corp. filed as BANK NEW YORK MELLON CORP 0.21% 29,747 $2.1M No change
CL Colgate-Palmolive Co. 0.21% 20,545 $2.1M Reduce -1.5%
GD General Dynamics Corp. 0.19% 6,637 $2.0M Reduce -6.2%
VRTX Vertex Pharmaceuticals Inc. 0.19% 4,177 $1.9M No change
KMB Kimberly-Clark Corp. 0.19% 13,581 $1.9M Reduce -3.1%
ENB Enbridge Inc. 0.18% 46,902 $1.9M Reduce -20.9%
HDV iShares Core High Dividend E 0.18% 16,180 $1.9M No change
CARR Carrier Global Corp. 0.18% 23,422 $1.9M Reduce -1.7%
IJR iShares Core S&P Small-Cap E 0.17% 15,516 $1.8M Add +0.3%
AXP American Express Co. 0.15% 5,574 $1.5M Reduce -2.6%
VRNS Varonis Systems Inc. 0.14% 25,612 $1.4M No change
OTIS Otis Worldwide Corp. 0.13% 12,560 $1.3M Reduce -0.6%
AKAM Akamai Technologies Inc. 0.10% 10,295 $1.0M No change
D Dominion Energy Inc. 0.10% 17,769 $1.0M Reduce -2.2%
GEV GE Vernova Inc. 0.10% 3,914 $998K Reduce -6.4%
HSY The Hershey Co. 0.09% 5,116 $981K Add +39.5%
ALDX Aldeyra Therapeutics Inc. 0.09% 180,806 $975K No change
UBER Uber Technologies Inc. 0.09% 12,920 $971K No change
VEA Vanguard Ftse Developed ETF 0.09% 17,930 $947K Add +0.6%
SHOP Shopify Inc. Class A 0.09% 11,790 $945K No change
CAT Caterpillar Inc. 0.09% 2,280 $892K Reduce -4.2%
MRVL Marvell Technology Inc. 0.08% 12,129 $875K No change
NBIX Neurocrine Biosciences Inc. 0.08% 7,509 $865K No change
RARE Ultragenyx Pharmaceutical Inc. 0.07% 13,871 $771K No change
MPC Marathon Petroleum Corp. 0.07% 4,709 $767K Reduce -1.1%
EA Electronic Arts Inc. 0.07% 5,331 $765K No change
FXAIX Fidelity 500 Index Fund 0.07% 3,798 $762K Reduce -14.9%
SPGI S&P Global Inc. 0.07% 1,430 $739K Reduce -18.0%
NSP Insperity Inc. 0.07% 8,274 $728K No change
TSLA Tesla Inc. 0.07% 2,598 $680K Reduce -11.9%
SLB SLB Ltd. filed as SCHLUMBERGER LTD 0.06% 15,720 $659K Reduce -19.7%
EYPT Eyepoint Inc. 0.06% 71,480 $571K Add +29.1%
AMT American Tower Corp. 0.05% 2,453 $570K No change
DHR Danaher Corp. 0.05% 2,047 $569K Reduce -4.9%
BCYC Bicycle Therapeutics PLC-ADR 0.05% 24,981 $565K No change
XLK SS Technology Select Sector 0.05% 2,500 $564K No change
SLF Sun Life Financial Inc. 0.05% 9,647 $560K No change
NTLA Intellia Therapeutics Inc. 0.05% 25,550 $525K Add +102.6%
FCX Freeport-McMoran Inc. 0.05% 10,204 $509K No change
MKC McCormick & Co.-Non VTG SHRS 0.05% 6,010 $495K No change
INTU Intuit Inc. 0.05% 781 $485K Reduce -5.7%
ADBE Adobe Inc. 0.05% 931 $482K No change
GEHC GE Healthcare Technology 0.05% 5,104 $479K Reduce -4.0%
AZO AutoZone Inc. 0.05% 152 $479K Reduce -7.3%
PAYX Paychex Inc. 0.04% 3,375 $453K Reduce -10.6%
AWK American Water Works Co. Inc. 0.04% 2,930 $428K No change
GFAFX Amer FND GRW FD of Am-F1 0.04% 5,493 $423K No change
UNP Union Pacific Corp. 0.04% 1,672 $412K Reduce -5.6%
BABA Alibaba Group Holding-SP ADR 0.04% 3,803 $404K No change
NVS Novartis AG-Sponsored ADR 0.04% 3,292 $379K Add +0.4%
LIN Linde PLC 0.04% 793 $378K No change
ELME Elme Communities 0.03% 20,563 $362K No change
TDW Tidewater Inc. 0.03% 5,000 $359K No change
AFL Aflac Inc. 0.03% 3,200 $358K No change
MA Mastercard Inc. Class A 0.03% 723 $357K Reduce -1.5%
HON Honeywell International Inc. 0.03% 1,690 $349K Reduce -1.2%
UNH Unitedhealth Group Inc. 0.03% 583 $341K Reduce -2.8%
WSO Watsco Inc. 0.03% 675 $332K No change
EQT Eqt Corp. 0.03% 9,001 $330K No change
CFLT Confluent Inc. Class A 0.03% 15,961 $325K No change
CTSH Cognizant Tech Solutions-A 0.03% 3,802 $293K No change
T AT&T Inc. 0.03% 13,205 $291K Reduce -4.9%
RMD Resmed Inc. 0.03% 1,180 $288K Reduce -16.0%
VTI VG Morningstar TS MKT ETF-US 0.03% 972 $275K Add +5.7%
IBM Intl Business Machines Corp. filed as INTERNATIONAL BUSINESS MACHS 0.03% 1,202 $266K Reduce -8.4%
TJX TJX Companies Inc. filed as TJX COS INC NEW 0.03% 2,260 $266K No change
BP BP PLC-Spons ADR 0.03% 8,274 $260K No change
VTSAX VNGD Mrngst TS MK Idx FD-Adm filed as VANGUARD TOTAL STOCK MKT IDX ADM 0.02% 1,852 $255K No change
TEL Te Connectivity PLC 0.02% 1,690 $255K No change
TXN Texas Instruments Inc. 0.02% 1,171 $242K Add +4.2%
ELV Elevance Health Inc. 0.02% 440 $229K Reduce -3.5%
WFC Wells Fargo & Co. 0.02% 3,930 $222K Reduce -2.5%
DISRX BNYM International Stock-I filed as BNY MELLON INTERNATIONAL STOCK 0.02% 8,243 $215K No change
OXY Occidental Petroleum Corp. 0.02% 4,071 $210K Reduce -2.3%
ES Eversource Energy 0.02% 2,986 $203K New
VLO Valero Energy Corp. 0.02% 1,501 $203K No change
VTIAX Vanguard TTL Int St Idx-Adm 0.02% 5,815 $202K New
ET Energy Transfer LP 0.02% 12,500 $201K No change
CRK Comstock Resources Inc. 0.01% 10,000 $111K No change
DTI Drilling Tools International 0.01% 15,381 $57K New
Akita Drilling Ltd Cl A Non-Vt 0.00% 23,201 $26K No change
JASNQ Jason Industries Inc. 0.00% 10,668 $192 No change

Portfolio Sells Q2 2024 → Q3 2024
NVDA Nvidia Corp. Reduce -3.2% 8.33% −0.92
MSFT Microsoft Corp. Reduce -0.8% 6.77% −0.72
QCOM Qualcomm Inc. Reduce -6.7% 0.83% −0.27
MRK Merck & Co. Inc. Reduce -1.6% 1.37% −0.23
CVS CVS Health Corp. Reduce -28.5% 0.27% −0.10
IDXX Idexx Laboratories Inc. Reduce -5.7% 1.25% −0.10
DIS The Walt Disney Co. Reduce -3.6% 0.76% −0.10
ISRG Intuitive Surgical Inc. Reduce -5.9% 4.12% −0.07
COST Costco Wholesale Corp. Reduce -1.6% 1.87% −0.06
VWO Vanguard Ftse Emerging Marke Reduce -10.1% 0.71% −0.05
ROP Roper Technologies Inc. Reduce -1.1% 0.62% −0.05
ENB Enbridge Inc. Reduce -20.9% 0.18% −0.03
SLB SLB Ltd. Reduce -19.7% 0.06% −0.03
CMCSA Comcast Corp. Class A Reduce -5.2% 0.59% −0.03
BA The Boeing Co. Sold out 0.00% −0.02
JPM JPMorgan Chase & Co. Reduce -0.1% 1.44% −0.02
TROW T Rowe Price Group Inc. Sold out 0.00% −0.02
GD General Dynamics Corp. Reduce -6.2% 0.19% −0.02
FXAIX Fidelity 500 Index Fund Reduce -14.9% 0.07% −0.01
FLS Flowserve Corp. Reduce -4.4% 0.43% −0.01
PG The Procter & Gamble Co. Reduce -0.3% 1.33% −0.01
KMB Kimberly-Clark Corp. Reduce -3.1% 0.19% −0.01
SDPI Superior Drilling Products I Sold out 0.00% −0.01
MPC Marathon Petroleum Corp. Reduce -1.1% 0.07% −0.01
INTU Intuit Inc. Reduce -5.7% 0.05% −0.01
SPGI S&P Global Inc. Reduce -18.0% 0.07% −0.01
OXY Occidental Petroleum Corp. Reduce -2.3% 0.02% −0.01
ECL Ecolab Inc. Reduce -2.0% 1.22% −0.01
HON Honeywell International Inc. Reduce -1.2% 0.03% −0.00
AZO AutoZone Inc. Reduce -7.3% 0.05% −0.00
ELV Elevance Health Inc. Reduce -3.5% 0.02% −0.00
WFC Wells Fargo & Co. Reduce -2.5% 0.02% −0.00
EFA iShares MSCI Eafe ETF Reduce -1.9% 0.24% −0.00
IWM iShares Russell 2000 ETF Reduce -3.4% 0.46% −0.00
PAYX Paychex Inc. Reduce -10.6% 0.04% −0.00
UNP Union Pacific Corp. Reduce -5.6% 0.04% −0.00
CL Colgate-Palmolive Co. Reduce -1.5% 0.21% −0.00
SWN Southwestern Energy Co. Reduce -0.1% 0.40% −0.00
NDGPF Nine Dragons Paper Holdings Sold out 0.00% −0.00
DHR Danaher Corp. Reduce -4.9% 0.05% +0.00
RMD Resmed Inc. Reduce -16.0% 0.03% +0.00
T AT&T Inc. Reduce -4.9% 0.03% +0.00
MA Mastercard Inc. Class A Reduce -1.5% 0.03% +0.00
UNH Unitedhealth Group Inc. Reduce -2.8% 0.03% +0.00
OTIS Otis Worldwide Corp. Reduce -0.6% 0.13% +0.00
IBM Intl Business Machines Corp. Reduce -8.4% 0.03% +0.00
VZ Verizon Communications Inc. Reduce -1.3% 0.22% +0.00
GEHC GE Healthcare Technology Reduce -4.0% 0.05% +0.00
CAT Caterpillar Inc. Reduce -4.2% 0.09% +0.01
TSLA Tesla Inc. Reduce -11.9% 0.07% +0.01

Portfolio Buys Q2 2024 → Q3 2024
ZS Zscaler Inc. New 0.49% +0.49
HD Home Depot Inc. Add +0.1% 2.32% +0.24
STT State Street Corp. Add +10.7% 0.85% +0.17
APD Air Products & Chemicals Inc. Add +6.5% 1.12% +0.16
FISV Fiserv Inc. Add +0.0% 1.21% +0.15
NEE Nextera Energy Inc. Add +1.3% 1.09% +0.14
WMT Walmart Inc. Add +1.5% 1.07% +0.14
MMM 3M Co. Add +0.2% 0.61% +0.13
LOW Lowe's Cos Inc. Add +14.3% 0.41% +0.10
MDT Medtronic PLC Add +1.1% 1.14% +0.10
UPS United Parcel Service Class B Add +20.7% 0.59% +0.07
TMO Thermo Fisher Scientific Inc. Add +2.1% 0.93% +0.07
BRK.B Berkshire Hathaway Inc. Class B Add +1.4% 0.87% +0.07
GNRC Generac Holdings Inc. Add +8.6% 0.36% +0.07
ABT Abbott Laboratories Add +0.6% 1.44% +0.06
ITW Illinois Tool Works Add +0.1% 1.12% +0.05
SO The Southern Co. Add +5.3% 0.35% +0.05
SHW The Sherwin-Williams Co. Add +2.7% 0.22% +0.04
OABI Omniab Inc. Add +5.6% 0.32% +0.04
LGND Ligand Pharmaceuticals Add +0.3% 0.28% +0.03
REGN Regeneron Pharmaceuticals Add +11.7% 0.52% +0.03
XOM Exxon Mobil Corp. Add +6.0% 1.35% +0.03
HSY The Hershey Co. Add +39.5% 0.09% +0.03
SYY Sysco Corp. Add +0.9% 0.58% +0.02
NTLA Intellia Therapeutics Inc. Add +102.6% 0.05% +0.02
ES Eversource Energy New 0.02% +0.02
VTIAX Vanguard TTL Int St Idx-Adm New 0.02% +0.02
SYK Stryker Corp. Add +2.8% 0.56% +0.02
PFE Pfizer Inc. Add +4.9% 0.34% +0.01
IJR iShares Core S&P Small-Cap E Add +0.3% 0.17% +0.01
EYPT Eyepoint Inc. Add +29.1% 0.06% +0.01
DTI Drilling Tools International New 0.01% +0.01
DXCM Dexcom Inc. Add +80.4% 0.39% +0.00
MDY State Street SPDR S&P Midcap Add +0.5% 0.29% +0.00
SPY SS SPDR S&P 500 ETF Trust-US Add +0.8% 0.41% +0.00
V Visa Inc. Class A Add +1.1% 0.97% +0.00
VEA Vanguard Ftse Developed ETF Add +0.6% 0.09% +0.00
VTI VG Morningstar TS MKT ETF-US Add +5.7% 0.03% +0.00
TXN Texas Instruments Inc. Add +4.2% 0.02% +0.00
NVS Novartis AG-Sponsored ADR Add +0.4% 0.04% +0.00
ADI Analog Devices Inc. Add +3.5% 0.50% −0.01
AMGN Amgen Inc. Add +0.6% 0.46% −0.01
AMZN Amazon.com Inc. Add +6.2% 0.49% −0.02
BAC Bank of America Corp. Add +0.5% 0.61% −0.03
PEP Pepsico Inc. Add +0.0% 1.44% −0.04
APA Apa Corp. Add +20.3% 0.73% −0.04
LLY Eli Lilly & Co. Add +1.5% 0.69% −0.04
EMR Emerson Electric Co. Add +1.2% 0.98% −0.05
CVX Chevron Corp. Add +4.2% 0.72% −0.06
AMAT Applied Materials Inc. Add +6.2% 0.58% −0.09

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 163$1.2BNVDA, MSFT, GOOG, ORLY, AAPL
Q1 2026 156$1.1BNVDA, MSFT, ORLY, GOOG, AAPL
Q4 2025 156$1.2BNVDA, MSFT, ORLY, GOOG, ISRG
Q3 2025 157$1.2BNVDA, MSFT, ORLY, AAPL, GOOG
Q2 2025 156$1.1BNVDA, MSFT, ORLY, ISRG, AAPL
Q1 2025 153$1.0BNVDA, MSFT, ORLY, ISRG, AAPL
Q4 2024 156$1.0BNVDA, MSFT, ORLY, ISRG, AAPL
Q3 2024 165$1.0BNVDA, MSFT, ORLY, ISRG, AAPL
Q2 2024 165$983.4MNVDA, MSFT, ORLY, ISRG, AAPL
Q1 2024 165$966.0MNVDA, MSFT, ORLY, ISRG, AAPL