Large Insider Purchases
Institutional-Scale SEC Form 4 Buy Signals
The Signal of $1M+ Conviction
When a corporate executive invests more than $1,000,000 of their own capital into company shares, it represents the highest level of conviction. These seven-figure purchases reflect management's belief in the company's future value.
| Filing Date | Trade Date | Ticker | Company Name | Reporting Person | Relationship | Industry | Type | Price | Qty | Total, $ | Owned After | Change, % |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018-03-30 01:02 | 2018-03-28 | ANGI | Angi Inc. | Luxor Capital Group, LP | 10% owner | Services-Advertising | BUY | $13.55 | 200,000 | $2,709,000 | 3,871,706 | +5.4% |
| 2018-03-29 23:06 | 2018-03-28 | THM | INTERNATIONAL TOWER HILL MINES LTD | Electrum Strategic Opportunities Fund II L.P. | 10% owner | Metal Mining | BUY | $0.50 | 6,676,852 | $3,338,426 | 26,571,380 | +33.6% |
| 2018-03-29 22:59 | 2018-03-28 | NVTA | N/A | BAKER BROS. ADVISORS LP | 10% owner | Other | BUY | $4.50 | 1,111,111 | $5,000,000 | 7,480,182 | +17.4% |
| 2018-03-29 00:11 | 2018-03-26 | ADAP | Adaptimmune Therapeutics PLC | Florence Anthony A. Jr. | 10% owner | Biological Products, (No Diagnostic Substances) | BUY | $1.92 | 6,571,164 | $12,587,722 | 79,978,672 | +9.0% |
| 2018-03-29 00:13 | 2018-03-26 | ADAP | Adaptimmune Therapeutics PLC | Sonsini Peter W. | 10% owner | Biological Products, (No Diagnostic Substances) | BUY | $1.92 | 6,571,164 | $12,587,722 | 79,978,672 | +9.0% |
| 2018-03-29 00:10 | 2018-03-26 | ADAP | Adaptimmune Therapeutics PLC | New Enterprise Associates 14, L.P. | 10% owner | Biological Products, (No Diagnostic Substances) | BUY | $1.92 | 6,571,164 | $12,587,722 | 79,978,672 | +9.0% |
| 2018-03-29 00:13 | 2018-03-26 | ADAP | Adaptimmune Therapeutics PLC | Viswanathan Ravi | 10% owner | Biological Products, (No Diagnostic Substances) | BUY | $1.92 | 6,571,164 | $12,587,722 | 79,978,672 | +9.0% |
| 2018-03-28 19:50 | 2018-03-26 | DDR | SITE Centers Corp. | Otto Alexander | Director, 10% owner | Real Estate Investment Trusts | BUY | $6.98 | 666,097 | $4,650,423 | 51,377,564 | +1.3% |
| 2018-03-29 00:11 | 2018-03-26 | ADAP | Adaptimmune Therapeutics PLC | BASKETT FOREST | 10% owner | Biological Products, (No Diagnostic Substances) | BUY | $1.92 | 6,571,164 | $12,587,722 | 79,978,672 | +9.0% |
| 2018-03-29 00:13 | 2018-03-26 | ADAP | Adaptimmune Therapeutics PLC | SANDELL SCOTT D | 10% owner | Biological Products, (No Diagnostic Substances) | BUY | $1.92 | 6,571,164 | $12,587,722 | 79,978,672 | +9.0% |
| 2018-03-29 00:12 | 2018-03-26 | ADAP | Adaptimmune Therapeutics PLC | KERINS PATRICK J | 10% owner | Biological Products, (No Diagnostic Substances) | BUY | $1.92 | 6,571,164 | $12,587,722 | 79,978,672 | +9.0% |
| 2018-03-29 00:12 | 2018-03-26 | ADAP | Adaptimmune Therapeutics PLC | MOTT DAVID M | Director, 10% owner | Biological Products, (No Diagnostic Substances) | BUY | $1.92 | 6,571,164 | $12,587,722 | 79,978,672 | +9.0% |
| 2018-03-29 00:10 | 2018-03-26 | ADAP | Adaptimmune Therapeutics PLC | BARRETT M JAMES | 10% owner | Biological Products, (No Diagnostic Substances) | BUY | $1.92 | 6,571,164 | $12,587,722 | 79,978,672 | +9.0% |
| 2018-03-28 23:10 | 2018-03-26 | LCII | LCI INDUSTRIES | GERO JAMES | Director | Motor Vehicle Parts & Accessories | BUY | $102.09 | 10,000 | $1,020,900 | 252,049 | +4.1% |
| 2018-03-29 00:11 | 2018-03-26 | ADAP | Adaptimmune Therapeutics PLC | BARRIS PETER J | 10% owner | Biological Products, (No Diagnostic Substances) | BUY | $1.92 | 6,571,164 | $12,587,722 | 79,978,672 | +9.0% |
| 2018-03-27 17:05 | 2018-03-26 | IFF | INTERNATIONAL FLAVORS & FRAGRANCES INC | Winder Investment Pte Ltd | 10% owner | Industrial Organic Chemicals | BUY | $134.54 | 23,304 | $3,135,385 | 10,573,497 | +0.2% |
| 2018-03-27 23:54 | 2018-03-27 | TCON | N/A | Viswanathan Ravi | 10% owner | Other | BUY | $2.70 | 707,964 | $1,911,503 | 3,466,003 | +25.7% |
| 2018-03-27 23:53 | 2018-03-27 | TCON | N/A | Sonsini Peter W. | 10% owner | Other | BUY | $2.70 | 707,964 | $1,911,503 | 3,466,003 | +25.7% |
| 2018-03-27 23:51 | 2018-03-27 | TCON | N/A | Florence Anthony A. Jr. | 10% owner | Other | BUY | $2.70 | 707,964 | $1,911,503 | 3,466,003 | +25.7% |
| 2018-03-27 23:49 | 2018-03-27 | TCON | N/A | New Enterprise Associates 14, L.P. | 10% owner | Other | BUY | $2.70 | 707,964 | $1,911,503 | 3,466,003 | +25.7% |
| 2018-03-28 00:38 | 2018-03-23 | APPN | Appian Corporation | Abdiel Capital Management, LLC | 10% owner | Services-Prepackaged Software | BUY | $26.13 | 141,486 | $3,697,454 | 5,409,464 | +2.7% |
| 2018-03-28 00:28 | 2018-03-23 | TRN | TRINITY INDUSTRIES INC | ValueAct Holdings, L.P. | 10% owner | Railroad Equipment | BUY | $32.08 | 196,691 | $6,309,847 | 21,407,891 | +0.9% |
| 2018-03-27 23:51 | 2018-03-27 | TCON | N/A | BASKETT FOREST | 10% owner | Other | BUY | $2.70 | 707,964 | $1,911,503 | 3,466,003 | +25.7% |
| 2018-03-28 00:39 | 2018-03-23 | ANGI | Angi Inc. | Luxor Capital Group, LP | 10% owner | Services-Advertising | BUY | $13.80 | 480,912 | $6,638,269 | 3,802,503 | +14.5% |
| 2018-03-27 23:53 | 2018-03-27 | TCON | N/A | SANDELL SCOTT D | 10% owner | Other | BUY | $2.70 | 707,964 | $1,911,503 | 3,466,003 | +25.7% |
| 2018-03-27 23:52 | 2018-03-27 | TCON | N/A | KERINS PATRICK J | 10% owner | Other | BUY | $2.70 | 707,964 | $1,911,503 | 3,466,003 | +25.7% |
| 2018-03-27 23:52 | 2018-03-27 | TCON | N/A | MOTT DAVID M | 10% owner | Other | BUY | $2.70 | 707,964 | $1,911,503 | 3,466,003 | +25.7% |
| 2018-03-27 23:50 | 2018-03-27 | TCON | N/A | BARRETT M JAMES | 10% owner | Other | BUY | $2.70 | 707,964 | $1,911,503 | 3,466,003 | +25.7% |
| 2018-03-27 23:51 | 2018-03-27 | TCON | N/A | BARRIS PETER J | 10% owner | Other | BUY | $2.70 | 707,964 | $1,911,503 | 3,466,003 | +25.7% |
| 2018-03-26 16:38 | 2018-03-23 | IFF | INTERNATIONAL FLAVORS & FRAGRANCES INC | Winder Investment Pte Ltd | 10% owner | Industrial Organic Chemicals | BUY | $134.04 | 80,000 | $10,723,256 | 10,550,193 | +0.8% |
| 2018-03-27 01:56 | 2018-03-22 | ODT | N/A | Davis Aaron I. | Director, 10% owner | Other | BUY | $22.73 | 100,000 | $2,273,150 | 2,826,938 | +3.7% |
| 2018-03-26 21:04 | 2018-03-22 | DDR | SITE Centers Corp. | Otto Alexander | Director, 10% owner | Real Estate Investment Trusts | BUY | $6.96 | 990,275 | $6,891,918 | 50,711,467 | +2.0% |
| 2018-03-27 01:47 | 2018-03-22 | LGCY | N/A | Baines Creek Capital, LLC | 10% owner | Other | BUY | $4.90 | 485,455 | $2,380,477 | 13,573,427 | +3.7% |
| 2018-03-26 23:28 | 2018-03-23 | APO | Apollo Global Management Inc. | TIGER GLOBAL MANAGEMENT LLC | 10% owner | Investment Advice | BUY | $30.34 | 100,000 | $3,033,800 | 34,322,807 | +0.3% |
| 2018-03-26 23:59 | 2018-03-15 | LJPC | N/A | PERCEPTIVE ADVISORS LLC | 10% owner | Other | BUY | $29.50 | 700,000 | $20,650,000 | 4,313,611 | +19.4% |
| 2018-03-27 00:50 | 2018-03-22 | ETM | N/A | FIELD JOSEPH M | Director, Officer - Chairman Emeritus | Other | BUY | $9.59 | 640,000 | $6,140,416 | 5,511,897 | +13.1% |
| 2018-03-27 01:59 | 2018-03-22 | ODT | N/A | Boxer Capital, LLC | Director, 10% owner | Other | BUY | $22.73 | 100,000 | $2,273,150 | 2,826,938 | +3.7% |
| 2018-03-23 16:40 | 2018-03-22 | IFF | INTERNATIONAL FLAVORS & FRAGRANCES INC | Winder Investment Pte Ltd | 10% owner | Industrial Organic Chemicals | BUY | $134.17 | 50,000 | $6,708,410 | 10,470,193 | +0.5% |
| 2018-03-24 01:31 | 2018-03-21 | ADAP | Adaptimmune Therapeutics PLC | Florence Anthony A. Jr. | 10% owner | Biological Products, (No Diagnostic Substances) | BUY | $1.91 | 1,268,508 | $2,417,903 | 73,407,508 | +1.8% |
| 2018-03-24 01:33 | 2018-03-21 | ADAP | Adaptimmune Therapeutics PLC | Sonsini Peter W. | 10% owner | Biological Products, (No Diagnostic Substances) | BUY | $1.91 | 1,268,508 | $2,417,903 | 73,407,508 | +1.8% |
| 2018-03-24 01:29 | 2018-03-21 | ADAP | Adaptimmune Therapeutics PLC | New Enterprise Associates 14, L.P. | 10% owner | Biological Products, (No Diagnostic Substances) | BUY | $1.91 | 1,268,508 | $2,417,903 | 73,407,508 | +1.8% |
| 2018-03-23 22:03 | 2018-03-21 | CASI | N/A | IDG-Accel China Growth Fund III L.P. | 10% owner | Other | BUY | $3.19 | 3,086,418 | $9,845,673 | 646,995 | +100.0% |
| 2018-03-24 01:34 | 2018-03-21 | ADAP | Adaptimmune Therapeutics PLC | Viswanathan Ravi | 10% owner | Biological Products, (No Diagnostic Substances) | BUY | $1.91 | 1,268,508 | $2,417,903 | 73,407,508 | +1.8% |
| 2018-03-23 23:20 | 2018-03-21 | NCMI | National CineMedia, Inc. | Standard General L.P. | 10% owner | Services-Advertising | BUY | $5.51 | 249,400 | $1,374,019 | 14,387,113 | +1.8% |
| 2018-03-24 01:31 | 2018-03-21 | ADAP | Adaptimmune Therapeutics PLC | BASKETT FOREST | 10% owner | Biological Products, (No Diagnostic Substances) | BUY | $1.91 | 1,268,508 | $2,417,903 | 73,407,508 | +1.8% |
| 2018-03-24 01:33 | 2018-03-21 | ADAP | Adaptimmune Therapeutics PLC | SANDELL SCOTT D | 10% owner | Biological Products, (No Diagnostic Substances) | BUY | $1.91 | 1,268,508 | $2,417,903 | 73,407,508 | +1.8% |
| 2018-03-24 01:32 | 2018-03-21 | ADAP | Adaptimmune Therapeutics PLC | KERINS PATRICK J | 10% owner | Biological Products, (No Diagnostic Substances) | BUY | $1.91 | 1,268,508 | $2,417,903 | 73,407,508 | +1.8% |
| 2018-03-24 01:32 | 2018-03-21 | ADAP | Adaptimmune Therapeutics PLC | MOTT DAVID M | Director, 10% owner | Biological Products, (No Diagnostic Substances) | BUY | $1.91 | 1,268,508 | $2,417,903 | 73,407,508 | +1.8% |
| 2018-03-24 01:29 | 2018-03-21 | ADAP | Adaptimmune Therapeutics PLC | BARRETT M JAMES | 10% owner | Biological Products, (No Diagnostic Substances) | BUY | $1.91 | 1,268,508 | $2,417,903 | 73,407,508 | +1.8% |
| 2018-03-23 17:46 | 2018-03-21 | AAP | ADVANCE AUTO PARTS INC | Greco Thomas | Director, Officer - President and CEO | Retail-Auto & Home Supply Stores | BUY | $115.77 | 8,640 | $1,000,253 | 135,081 | +6.8% |
Institutional Conviction in Form 4
Tracking these institutional-scale purchases allows you to follow the "smart money" when their conviction is highest. When an executive or a 10% beneficial owner commits a seven-figure sum to an open-market transaction, it bypasses the routine noise of stock-based compensation. These trades are often a precursor to major corporate developments or a signal that management views the current market valuation as significantly disconnected from the company’s internal growth trajectory. By monitoring these high-value entries, investors can align their portfolios with the capital of those who possess the most intimate understanding of a business's long-term health and potential.
Filtering the Market Noise
Our platform is designed to eliminate the noise and focus strictly on high-impact accumulation from directors and CEOs betting big on their company’s future. The SEC EDGAR database is frequently flooded with thousands of automated Form 4 filings, many of which involve small, technical, or pre-scheduled trades that offer little predictive value for the average investor. By applying a strict $1,000,000 minimum threshold, we isolate the transactions where insiders are taking substantial personal financial risk. This high-conviction filter serves as a powerful transparency tool, identifying the exact moments when corporate leadership moves away from passive ownership toward aggressive capital deployment.
UNDERSTANDING THE DATA
FILING DATE: The date and time when the transaction was reported to the SEC. This is when the public first receives the information.
TRADE DATE: The actual day the insider executed the purchase or sale in the market.
INDUSTRY: The specific market sector the company operates in. Useful for identifying broader institutional capital flows across sectors.
OWNED AFTER: The total number of shares held by the insider following the transaction. This highlights the insider's remaining conviction in the company.
CHANGE %: The percentage increase or decrease of the insider's total position. Large percentage changes often carry more weight than the dollar amount alone.
TRADE TYPES DEFINITIONS
BUY: An open market purchase. Typically indicates an insider's belief that the stock is undervalued or poised for growth.
SELL: An open market sale. While often used for diversification or liquidity, large or unexpected sales can be a warning signal.
OPT+S (OPTION EXERCISE & SALE): This occurs when an insider exercises their stock options and sells them immediately. Often part of a structured compensation plan.