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, % |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2017-07-18 23:52 | 2017-07-17 | IFF | INTERNATIONAL FLAVORS & FRAGRANCES INC | Winder Investment Pte Ltd | 10% owner | Industrial Organic Chemicals | BUY | $133.94 | 23,000 | $3,080,583 | 9,393,793 | +0.2% |
| 2017-07-18 00:15 | 2017-07-14 | IFF | INTERNATIONAL FLAVORS & FRAGRANCES INC | Winder Investment Pte Ltd | 10% owner | Industrial Organic Chemicals | BUY | $133.73 | 40,000 | $5,349,240 | 9,370,793 | +0.4% |
| 2017-07-17 23:45 | 2017-07-13 | MERC | MERCER INTERNATIONAL INC. | KELLOGG PETER R | 10% owner | Pulp Mills | BUY | $11.52 | 93,446 | $1,076,750 | 150,000 | +165.2% |
| 2017-07-18 00:58 | 2017-07-13 | MHH | Mastech Digital, Inc. | TRIVEDI ASHOK | Director, 10% owner | Services-Management Consulting Services | BUY | $7.00 | 428,572 | $3,000,004 | 428,572 | +100.0% |
| 2017-07-18 00:54 | 2017-07-13 | MHH | Mastech Digital, Inc. | WADHWANI SUNIL | Director, 10% owner | Services-Management Consulting Services | BUY | $7.00 | 428,572 | $3,000,004 | 428,572 | +100.0% |
| 2017-07-14 23:42 | 2017-07-13 | IFF | INTERNATIONAL FLAVORS & FRAGRANCES INC | Winder Investment Pte Ltd | 10% owner | Industrial Organic Chemicals | BUY | $132.80 | 40,000 | $5,311,896 | 9,330,793 | +0.4% |
| 2017-07-15 00:27 | 2017-07-12 | KIN | N/A | Park West Asset Management LLC | 10% owner | Other | BUY | $7.50 | 600,000 | $4,500,000 | 5,156,791 | +13.2% |
| 2017-07-15 01:57 | 2017-07-12 | APPN | Appian Corporation | Abdiel Capital Management, LLC | 10% owner | Services-Prepackaged Software | BUY | $19.65 | 109,520 | $2,151,816 | 3,531,562 | +3.2% |
| 2017-07-14 15:30 | 2017-07-13 | FOLD | AMICUS THERAPEUTICS, INC. | PERCEPTIVE ADVISORS LLC | 10% owner | Pharmaceutical Preparations | BUY | $12.25 | 1,500,000 | $18,375,000 | 17,888,597 | +9.2% |
| 2017-07-13 22:41 | 2017-07-12 | IDSY | N/A | MILLER LLOYD I III | 10% owner | Other | BUY | $5.75 | 260,000 | $1,495,000 | 1,101,678 | +30.9% |
| 2017-07-13 19:40 | 2017-07-12 | IFF | INTERNATIONAL FLAVORS & FRAGRANCES INC | Winder Investment Pte Ltd | 10% owner | Industrial Organic Chemicals | BUY | $133.29 | 20,000 | $2,665,744 | 9,290,793 | +0.2% |
| 2017-07-13 00:53 | 2017-07-10 | LBTY | Liberty Global Ltd. | MALONE JOHN C | Director, 10% owner | Cable & Other Pay Television Services | BUY | $24.51 | 863,089 | $21,150,427 | 3,287,533 | +35.6% |
| 2017-07-12 23:21 | 2017-07-10 | WPT | N/A | World Point Terminals, Inc. | 10% owner | Other | BUY | $17.30 | 3,066,864 | $53,056,747 | 15,617,845 | +24.4% |
| 2017-07-12 02:24 | 2017-07-07 | APPN | Appian Corporation | Abdiel Capital Management, LLC | 10% owner | Services-Prepackaged Software | BUY | $18.61 | 155,348 | $2,890,405 | 3,422,042 | +4.8% |
| 2017-07-11 23:14 | 2017-07-05 | AKBA | Akebia Therapeutics Inc. | Satter Muneer A | Director | Pharmaceutical Preparations | BUY | $14.50 | 1,034,482 | $14,999,989 | 3,037,042 | +51.7% |
| 2017-07-11 01:41 | 2017-07-06 | TNTR | N/A | Silver Lake Kraftwerk Fund, L.P. | 10% owner | Other | BUY | $7.00 | 844,429 | $5,911,003 | 162,792 | +100.0% |
| 2017-07-11 01:44 | 2017-07-06 | TNTR | N/A | New Enterprise Associates 12, Limited Partnership | 10% owner | Other | BUY | $7.00 | 926,429 | $6,485,003 | 5,248,359 | +21.4% |
| 2017-07-10 21:53 | 2017-05-11 | TOGL | N/A | Toh Kok Soon | Director, Officer, 10% owner - CEO | Other | BUY | $533,925.00 | 533,925 | $285,075,905,625 | 20,811,308 | +2.6% |
| 2017-07-11 02:12 | 2017-07-06 | TNTR | N/A | LIGHTSPEED VENTURE PARTNERS VIII LP | 10% owner | Other | BUY | $7.00 | 597,858 | $4,185,006 | 3,384,215 | +21.5% |
| 2017-07-11 04:57 | 2017-07-06 | TNTR | N/A | Insight Venture Partners VIII, L.P. | 10% owner | Other | BUY | $7.00 | 3,325,140 | $23,275,980 | 5,335,075 | +165.4% |
| 2017-07-11 02:16 | 2017-07-06 | TNTR | N/A | SCHAEPE CHRISTOPHER J | Director, 10% owner | Other | BUY | $7.00 | 597,858 | $4,185,006 | 3,384,215 | +21.5% |
| 2017-07-11 00:00 | 2017-07-07 | ADI | Analog Devices, Inc. | EVANS BRUCE R | Director | Semiconductors & Related Devices | BUY | $78.28 | 14,000 | $1,095,850 | 67,540 | +26.1% |
| 2017-07-07 23:18 | 2017-07-06 | IFF | INTERNATIONAL FLAVORS & FRAGRANCES INC | Winder Investment Pte Ltd | 10% owner | Industrial Organic Chemicals | BUY | $132.57 | 20,000 | $2,651,304 | 9,270,793 | +0.2% |
| 2017-07-08 01:16 | 2017-07-05 | LBTY | Liberty Global Ltd. | MALONE JOHN C | Director, 10% owner | Cable & Other Pay Television Services | BUY | $21.78 | 746,911 | $16,264,734 | 2,537,101 | +41.7% |
| 2017-07-07 13:45 | 2017-07-05 | DOVA | N/A | Goldman Steven M. | Director | Other | BUY | $17.94 | 72,000 | $1,291,500 | 72,000 | +100.0% |
| 2017-07-08 02:22 | 2017-07-05 | SEAS | United Parks & Resorts Inc. | Hill Path Capital Partners Co-Investment S LP | 10% owner | Services-Miscellaneous Amusement & Recreation | BUY | $15.46 | 83,900 | $1,296,733 | 83,900 | +100.0% |
| 2017-07-08 02:19 | 2017-07-05 | SEAS | United Parks & Resorts Inc. | Hill Path Capital Partners LP | 10% owner | Services-Miscellaneous Amusement & Recreation | BUY | $15.46 | 83,900 | $1,296,733 | 83,900 | +100.0% |
| 2017-07-07 13:50 | 2017-07-05 | DOVA | N/A | Manning Paul B | Director, 10% owner | Other | BUY | $17.00 | 150,000 | $2,550,000 | 1,783,226 | +9.2% |
| 2017-07-08 02:45 | 2017-07-05 | MCC | PhenixFIN Corp | Taube Brook | Director, Officer, 10% owner - Chief Executive Officer | Other | BUY | $6.37 | 248,097 | $1,581,345 | 7,744,829 | +3.3% |
| 2017-07-08 02:43 | 2017-07-05 | MCC | PhenixFIN Corp | Taube Seth | Director, 10% owner | Other | BUY | $6.37 | 248,097 | $1,581,345 | 7,744,829 | +3.3% |
| 2017-07-08 02:18 | 2017-07-05 | ALRN | Rein Therapeutics, Inc. | Shanafelt Armen | Director | Pharmaceutical Preparations | BUY | $15.00 | 250,000 | $3,750,000 | 1,094,987 | +29.6% |
| 2017-07-08 02:16 | 2017-07-05 | ALRN | Rein Therapeutics, Inc. | LV Management Group, LLC | Other | Pharmaceutical Preparations | BUY | $15.00 | 250,000 | $3,750,000 | 1,094,987 | +29.6% |
| 2017-07-07 23:57 | 2016-12-02 | TOGL | N/A | Toh Kok Soon | Director, Officer, 10% owner - CEO | Other | BUY | $2,000.00 | 20,000,000 | $40,000,000,000 | 20,277,383 | +7,210.2% |
| 2017-07-08 03:00 | 2017-06-30 | GSAT | Globalstar, Inc. | Monroe James III | Director, Officer, 10% owner - Chief Executive Officer | Communications Services, NEC | BUY | $1.85 | 17,837,838 | $33,000,000 | 507,936,597 | +3.6% |
| 2017-07-08 02:27 | 2017-07-05 | AYX | N/A | Abdiel Capital Management, LLC | 10% owner | Other | BUY | $19.50 | 77,500 | $1,511,273 | 1,330,572 | +6.2% |
| 2017-07-07 17:01 | 2017-05-03 | IMTL | N/A | Lawrence Adams | Director, Officer - CEO | Other | BUY | $109.69 | 168,689 | $18,503,378 | 426,355 | +65.5% |
| 2017-07-07 00:20 | 2017-07-03 | MRSN | Mersana Therapeutics, Inc. | Viswanathan Ravi | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 1,000,000 | $15,000,000 | 8,140,138 | +14.0% |
| 2017-07-07 00:19 | 2017-07-03 | MRSN | Mersana Therapeutics, Inc. | Sonsini Peter W. | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 1,000,000 | $15,000,000 | 8,140,138 | +14.0% |
| 2017-07-07 00:17 | 2017-07-03 | MRSN | Mersana Therapeutics, Inc. | Florence Anthony A. Jr. | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 1,000,000 | $15,000,000 | 8,140,138 | +14.0% |
| 2017-07-07 00:16 | 2017-07-03 | MRSN | Mersana Therapeutics, Inc. | New Enterprise Associates 14, L.P. | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 1,000,000 | $15,000,000 | 8,140,138 | +14.0% |
| 2017-07-07 01:26 | 2017-07-05 | ALRN | Rein Therapeutics, Inc. | Gallagher Brian M. Jr. | Director | Pharmaceutical Preparations | BUY | $15.00 | 273,333 | $4,099,995 | 1,431,519 | +23.6% |
| 2017-07-07 01:25 | 2017-07-05 | ALRN | Rein Therapeutics, Inc. | Sigma Emerging Markets Ltd. | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 190,000 | $2,850,000 | 423,086 | +81.5% |
| 2017-07-07 01:50 | 2017-07-03 | APPN | Appian Corporation | Abdiel Capital Management, LLC | 10% owner | Services-Prepackaged Software | BUY | $17.57 | 127,217 | $2,235,139 | 3,266,694 | +4.1% |
| 2017-07-07 00:17 | 2017-07-03 | MRSN | Mersana Therapeutics, Inc. | BASKETT FOREST | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 1,000,000 | $15,000,000 | 8,140,138 | +14.0% |
| 2017-07-07 00:19 | 2017-07-03 | MRSN | Mersana Therapeutics, Inc. | SANDELL SCOTT D | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 1,000,000 | $15,000,000 | 8,140,138 | +14.0% |
| 2017-07-07 00:18 | 2017-07-03 | MRSN | Mersana Therapeutics, Inc. | KERINS PATRICK J | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 1,000,000 | $15,000,000 | 8,140,138 | +14.0% |
| 2017-07-07 00:18 | 2017-07-03 | MRSN | Mersana Therapeutics, Inc. | MOTT DAVID M | Director, 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 1,000,000 | $15,000,000 | 8,140,138 | +14.0% |
| 2017-07-07 00:16 | 2017-07-03 | MRSN | Mersana Therapeutics, Inc. | BARRETT M JAMES | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 1,000,000 | $15,000,000 | 8,140,138 | +14.0% |
| 2017-07-07 00:15 | 2017-07-06 | ETP | N/A | WARREN KELCY L | Director, Officer - Chief Executive Officer | Other | BUY | $20.33 | 1,000,000 | $20,330,000 | 1,031,646 | +3,160.0% |
| 2017-07-07 00:07 | 2017-07-03 | SIGM | N/A | SOROS FUND MANAGEMENT LLC | 10% owner | Other | BUY | $5.83 | 243,327 | $1,417,964 | 4,848,653 | +5.3% |
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.