Recent open-market insider buying
Companies with at least one open-market insider PURCHASE (SEC Form 4, code P) reported in the past 90 days. The trailing-3-month buy/sell counts below are dated stored figures from the same Form 4 record.
442 companies in the covered catalog currently match this signal — recent open-market insider buying. Updated daily as new Form 4 filings are ingested.
| # | Company | Sector | Insider buys (3m) | Insider sells (3m) | Market cap |
|---|---|---|---|---|---|
| 1 | TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) | Information Technology | 119 | 5 | $2.15T |
| 2 | Broadcom (AVGO) | Information Technology | 4 | 58 | $1.76T |
| 3 | Berkshire Hathaway (BRK.B) | Financials | 6 | 7 | $976.8B |
| 4 | Bank of America (BAC) | Financials | 26 | 29 | $433.5B |
| 5 | Alibaba Group Holding Ltd (BABA) | — | 21 | 24 | $292.9B |
| 6 | Goldman Sachs (GS) | Financials | 18 | 59 | $291.9B |
| 7 | Linde plc (LIN) | Materials | 4 | 2 | $224.4B |
| 8 | Blackstone Inc. (BX) | Financials | 11 | 29 | $186.0B |
| 9 | Welltower (WELL) | Real Estate | 4 | 1 | $169.7B |
| 10 | Pfizer (PFE) | Health Care | 14 | 2 | $162.7B |
| 11 | Interactive Brokers (IBKR) | Financials | 3 | 0 | $155.8B |
| 12 | Uber (UBER) | Industrials | 81 | 151 | $153.7B |
| 13 | Eaton Corporation (ETN) | Industrials | 7 | 11 | $151.8B |
| 14 | Adobe Inc. (ADBE) | Information Technology | 39 | 67 | $113.7B |
| 15 | Mercado Libre (MELI) | Consumer Discretionary | 10 | 1 | $99.5B |
| 16 | Constellation Energy (CEG) | Utilities | 3 | 0 | $99.3B |
| 17 | CME Group (CME) | Financials | 25 | 0 | $94.9B |
| 18 | Elevance Health (ELV) | Health Care | 3 | 2 | $87.4B |
| 19 | Carvana (CVNA) | Consumer Discretionary | 24 | 85 | $82.1B |
| 20 | Ecolab (ECL) | Materials | 20 | 8 | $78.6B |
| 21 | Simon Property Group (SPG) | Real Estate | 28 | 0 | $71.8B |
| 22 | Boston Scientific (BSX) | Health Care | 10 | 3 | $69.7B |
| 23 | Republic Services (RSG) | Industrials | 48 | 6 | $68.4B |
| 24 | Cencora (COR) | Health Care | 9 | 0 | $63.2B |
| 25 | Occidental Petroleum (OXY) | Energy | 4 | 2 | $60.9B |
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Open-market insider buying is disclosed SEC Form 4 activity, NOT a buy signal. A single purchase can be routine; counts exclude grants, exercises, and tax-withholding sales.
Data: SEC EDGAR (Form 3/4/5, 10-K/10-Q filings), the U.S. House Clerk (PTR disclosures), FINRA (short interest), and market data (delayed daily-close prices & analyst consensus). Every figure carries its as-of date on the company page; a company with no data for this signal is excluded, never estimated.
Signal data as of 2026-09-03 — this page's date reflects the source's own reporting date, not when it was rendered.
Informational only — NOT financial advice. Every signal here is disclosed or delayed data, shown with its source and as-of date — not a prediction, ranking of quality, or recommendation.