13F GuideFiling Basics
What is SEC Form 13F? Ultimate Guide to Institutional Equity Filings
Learn how SEC Form 13F filings work, the $100M threshold, 45-day reporting lag, and how to track top hedge fund holdings.
AlphaSMO Research GuideRead Guide
CIK: 0001008877
Total reported value
$1.2B
$1.2B
157 檔
27.8%
At the close of Q3 2025, Woodstock CORP disclosed equity holdings valued at approximately $1.2B, spread across 157 reported holdings.
In Q3 2025, Woodstock CORP adopted a defensive or profit-taking posture, trimming 30 positions and completely liquidating 1 holdings to manage risk exposure.
In terms of portfolio concentration, the top 5 core holdings (including NVDA, MSFT, ORLY) accounted for 27.8% of total reported equity market value during Q3 2025.
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | NVDA | Nvidia CORP | Stock-Tech | 9.56% | -0.13% | -8.06% | |
| 2 | MSFT | Microsoft CORP | Stock-Tech | 7.12% | -0.27% | -0.92% | |
| 3 | ORLY | O'reilly Automotive Inc | Stock-Consumer Disc | 5.22% | -0.33% | -4.52% | |
| 4 | AAPL | Apple Inc | Stock-Tech | 3.74% | +0.21% | -0.27% | |
| 5 | GOOG | Alphabet Inc-cl C | Stock-Comm Services | 3.41% | +0.21% | -0.19% | |
| 6 | ISRG | Intuitive Surgical Inc | Stock-Healthcare | 3.20% | -0.64% | -1.96% | |
| 7 | ORCL | Oracle CORP | Stock-Tech | 2.68% | -0.08% | -8.58% | |
| 8 | GOOGL | Alphabet Inc-cl A | Stock-Comm Services | 2.39% | +0.26% | +0.20% | |
| 9 | RTX | Rtx CORP | Stock-Industrials | 2.16% | -0.23% | -0.06% | |
| 10 | HD | Home Depot Inc | Stock-Consumer Disc | 2.11% | +0.03% | +0.51% | |
| 11 | FTNT | Fortinet Inc | Stock-Tech | 1.88% | +1.25% | -3.50% | |
| 12 | JPM | Jpmorgan Chase & Co | Stock-Financials | 1.87% | +0.07% | -0.89% | |
| 13 | ABBV | Abbvie Inc | Stock-Healthcare | 1.86% | +0.14% | +0.69% | |
| 14 | COST | Costco Wholesale CORP | Stock-Consumer Staples | 1.78% | -0.25% | -0.66% | |
| 15 | ABT | Abbott Laboratories | Stock-Healthcare | 1.57% | -0.16% | -0.03% | |
| 16 | ADP | Automatic Data Processing | Stock-Tech | 1.41% | +0.03% | -0.29% | |
| 17 | IWR | Ishares Russell Mid-cap ETF | ETF-Other | 1.37% | +0.05% | -0.08% | |
| 18 | IDXX | Idexx Laboratories Inc | Stock-Healthcare | 1.34% | -0.15% | -0.64% | |
| 19 | JNJ | Johnson & Johnson | Stock-Healthcare | 1.30% | -0.07% | -0.43% | |
| 20 | ZS | Zscaler Inc | Stock-Tech | 1.30% | +0.04% | +1.16% | |
| 21 | WMT | Walmart Inc | Stock-Consumer Staples | 1.27% | -0.24% | +0.06% | |
| 22 | XOM | Exxon Mobil CORP | Stock-Energy | 1.17% | -0.47% | -0.13% | |
| 23 | ECL | Ecolab Inc | Stock-Materials | 1.15% | -0.04% | -0.02% | |
| 24 | V | Visa Inc-class A Shares | Stock-Financials | 1.12% | +0.08% | -0.21% | |
| 25 | EMR | Emerson Electric Co | Stock-Industrials | 1.09% | +0.03% | -0.69% | |
| 26 | PEP | Pepsico Inc | Stock-Consumer Staples | 1.06% | -0.23% | +2.60% | |
| 27 | CSCO | Cisco Systems Inc | Stock-Tech | 1.04% | +0.49% | -0.30% | |
| 28 | ITW | Illinois Tool Works | Stock-Industrials | 1.03% | — | -0.08% | |
| 29 | MDT | Medtronic plc | Stock-Healthcare | 1.02% | -0.15% | -1.12% | |
| 30 | PG | Procter & Gamble Co/the | Stock-Consumer Staples | 1.00% | -0.05% | -0.02% | |
| 31 | STT | State Street CORP | Stock-Financials | 0.99% | +0.23% | -0.08% | |
| 32 | NEE | Nextera Energy Inc | Stock-Utilities | 0.90% | -0.14% | -0.16% | |
| 33 | SHEL | Shell Plc-adr | Stock-Energy | 0.90% | -0.32% | +1.28% | |
| 34 | MRK | Merck & Co. Inc. | Stock-Healthcare | 0.90% | -0.01% | -0.70% | |
| 35 | BRK-B | Berkshire Hathaway Inc-cl B | Stock-Other | 0.89% | -0.01% | -1.09% | |
| 36 | APD | Air Products & Chemicals Inc | Stock-Materials | 0.86% | -0.06% | -5.16% | |
| 37 | FISV | Fiserv Inc | Stock-Other | 0.84% | — | +4.35% | |
| 38 | REGN | Regeneron Pharmaceuticals | Stock-Healthcare | 0.81% | -0.31% | +107.08% | |
| 39 | LLY | Eli Lilly & Co | Stock-Healthcare | 0.79% | +0.20% | +17.99% | |
| 40 | DIS | Walt Disney Co/the | Stock-Comm Services | 0.77% | -0.07% | -0.04% | |
| 41 | TSCO | Tractor Supply Company | Stock-Consumer Disc | 0.72% | -0.22% | — | |
| 42 | BAC | Bank Of America CORP | Stock-Financials | 0.71% | +0.06% | +0.15% | |
| 43 | APA | Apa CORP | Stock-Energy | 0.69% | -0.39% | +1.16% | |
| 44 | FDX | Fedex CORP | Stock-Industrials | 0.69% | -0.20% | +7.63% | |
| 45 | AMZN | Amazon.com Inc | Stock-Consumer Disc | 0.69% | +0.10% | +7.19% | |
| 46 | CB | Chubb Limited | Stock-Financials | 0.65% | -0.02% | — | |
| 47 | QCOM | Qualcomm Inc | Stock-Tech | 0.64% | +0.13% | -0.89% | |
| 48 | CVX | Chevron CORP | Stock-Energy | 0.64% | -0.24% | -0.58% | |
| 49 | MMM | 3m Co | Stock-Industrials | 0.61% | +0.02% | +0.09% | |
| 50 | TMO | Thermo Fisher Scientific Inc | Stock-Healthcare | 0.60% | -0.04% | -0.32% |
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | NVDA | Nvidia CORP | +2.2% | -8.06% | Trim |
| 2 | MSFT | Microsoft CORP | +1.1% | -0.92% | Trim |
| 3 | ORCL | Oracle CORP | +1% | -8.58% | Trim |
| 4 | GOOG | Alphabet Inc-cl C | +0.9% | -0.19% | Trim |
| 5 | GOOGL | Alphabet Inc-cl A | +0.7% | +0.20% | Add |
| 6 | ZS | Zscaler Inc | +0.4% | +1.16% | Add |
| 7 | REGN | Regeneron Pharmaceuticals | +0.4% | +107.08% | Add |
| 8 | IDXX | Idexx Laboratories Inc | +0.3% | -0.64% | Trim |
| 9 | RTX | Rtx CORP | +0.2% | -0.06% | Trim |
| 10 | JPM | Jpmorgan Chase & Co | +0.2% | -0.89% | Trim |
| 11 | APA | Apa CORP | +0.1% | +1.16% | Add |
| 12 | AMAT | Applied Materials Inc | +0.1% | +0.35% | Add |
| 13 | HSY | Hershey Co/the | +0.1% | +15.47% | Add |
| 14 | STT | State Street CORP | +0.1% | -0.08% | Trim |
| 15 | IRM | Iron Mountain Inc | +0.1% | +13.87% | Add |
| 16 | AMZN | Amazon.com Inc | +0.1% | +7.19% | Add |
| 17 | GE | General Electric | +0.1% | -0.47% | Trim |
| 18 | GEV | GE Vernova Inc | +0.1% | -0.36% | Trim |
| 19 | LLY | Eli Lilly & Co | +0.1% | +17.99% | Add |
| 20 | GNRC | Generac Holdings Inc | +0.1% | -0.30% | Add |
| 21 | BAC | Bank Of America CORP | +0.1% | +0.15% | Add |
| 22 | SPY | Ss Spdr S&p 500 ETF Trust-us | +0.1% | +4.26% | Add |
| 23 | EMR | Emerson Electric Co | +0.1% | -0.69% | Trim |
| 24 | WMT | Walmart Inc | 0% | +0.06% | Add |
| 25 | ADI | Analog Devices Inc | 0% | +0.16% | Add |
| 26 | AAPL | Apple Inc | 0% | -0.27% | Trim |
| 27 | DIS | Walt Disney Co/the | 0% | -0.04% | Trim |
| 28 | IWR | Ishares Russell Mid-cap ETF | 0% | -0.08% | Trim |
| 29 | CSCO | Cisco Systems Inc | 0% | -0.30% | Trim |
| 30 | JNJ | Johnson & Johnson | 0% | -0.43% | Trim |
| 31 | HD | Home Depot Inc | -0.1% | +0.51% | Add |
| 32 | ECL | Ecolab Inc | -0.1% | -0.02% | Trim |
| 33 | ABBV | Abbvie Inc | -0.1% | +0.69% | Trim |
| 34 | OABI | Omniab Inc | -0.1% | -43.42% | Trim |
| 35 | CMCSA | Comcast Corp-class A | -0.2% | -0.73% | Trim |
| 36 | BMY | Bristol-myers Squibb Co | -0.2% | -16.48% | Trim |
| 37 | ROP | Roper Technologies Inc | -0.2% | -0.05% | Trim |
| 38 | CVX | Chevron CORP | -0.2% | -0.58% | Trim |
| 39 | UPS | United Parcel Service-cl B | -0.2% | -7.84% | Trim |
| 40 | MRK | Merck & Co. Inc. | -0.2% | -0.70% | Trim |
| 41 | APD | Air Products & Chemicals Inc | -0.3% | -5.16% | Trim |
| 42 | ADP | Automatic Data Processing | -0.3% | -0.29% | Trim |
| 43 | PG | Procter & Gamble Co/the | -0.3% | -0.02% | Trim |
| 44 | ORLY | O'reilly Automotive Inc | -0.4% | -4.52% | Add |
| 45 | FISV | Fiserv Inc | -0.7% | +4.35% | Add |
| 46 | FTNT | Fortinet Inc | -0.8% | -3.50% | Trim |
| 47 | ISRG | Intuitive Surgical Inc | -1% | -1.96% | Trim |
| 48 | GTLS | Chart Industries Inc | — | NEW | New buy |
| 49 | NVEEUSD | Nv5 Global Inc | — | EXIT | Sold out |
| 50 | TIC | Tic Solutions Inc | — | NEW | New buy |
According to official SEC Form 13F filings, Woodstock CORP reported a total U.S. public equity portfolio value of $1.2B across 157 disclosed positions in Q3 2025.
During Q3 2025, Woodstock CORP's top holdings by market value included NVDA (9.6%)、MSFT (7.1%)、ORLY (5.2%). The largest single position, NVDA, represented 9.6% of total portfolio value.
Expert Analysis & Guides for Tracking Wall Street Smart Money Movements
Learn how SEC Form 13F filings work, the $100M threshold, 45-day reporting lag, and how to track top hedge fund holdings.
Top New Position Initiated
GTLS
市值: $2.5M
Top Position Liquidated / Trimmed
NVEEUSD
前期市值: $2.3M
In Q3 2025, Woodstock CORP made 50 total portfolio adjustments, initiating 2 new buys, adding to 17 positions, trimming 30 holdings, and fully liquidating 1 stocks.
All holding records on this page are fetched directly from the U.S. Securities and Exchange Commission (SEC) EDGAR system (Form 13F-HR). AlphaSMO parses CUSIP identifiers and formats data into Schema.org-compliant datasets.
Understand SEC Form 4 insider disclosures for corporate officers, directors, and 10% owners to track executive transactions.
Understand Rule 144 restricted stock sale notices to spot planned insider liquidations before market sell pressure arrives.
Explore the 5% beneficial ownership threshold, 13D vs 13G filing differences, and recent SEC accelerated deadline rules.
Best practices for analyzing 13F quarterly changes without getting misled by stock splits, options, or market valuation drift.
Learn how AlphaSMO's flagship signal detects high-conviction stocks where 13F hedge funds and corporate insiders buy at the same time.