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, % |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2019-07-24 23:53 | 2019-07-22 | MIRM | Mirum Pharmaceuticals, Inc. | Behbahani Ali | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 450,000 | $6,750,000 | 4,186,243 | +12.0% |
| 2019-07-24 23:54 | 2019-07-22 | MIRM | Mirum Pharmaceuticals, Inc. | Florence Anthony A. Jr. | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 450,000 | $6,750,000 | 4,186,243 | +12.0% |
| 2019-07-24 23:56 | 2019-07-22 | MIRM | Mirum Pharmaceuticals, Inc. | Sonsini Peter W. | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 450,000 | $6,750,000 | 4,186,243 | +12.0% |
| 2019-07-24 23:57 | 2019-07-22 | MIRM | Mirum Pharmaceuticals, Inc. | Walker Paul Edward | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 450,000 | $6,750,000 | 4,186,243 | +12.0% |
| 2019-07-24 21:37 | 2019-07-22 | EFF | N/A | Saba Capital Management, L.P. | 10% owner | Other | BUY | $15.10 | 73,431 | $1,108,977 | 988,690 | +8.0% |
| 2019-07-24 20:03 | 2019-07-01 | N-A | N/A | Partners Group Private Equity II, LLC | Other | Other | BUY | $5.96 | 671,040 | $4,000,000 | 1,936,697 | +53.0% |
| 2019-07-24 23:57 | 2019-07-22 | FTSV | N/A | Lightspeed Venture Partners X, L.P. | 10% owner | Other | BUY | $8.00 | 625,000 | $5,000,000 | 2,096,769 | +42.5% |
| 2019-07-24 23:12 | 2019-07-22 | MIRM | Mirum Pharmaceuticals, Inc. | Heron Patrick J | Director, 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 450,000 | $6,750,000 | 3,566,912 | +14.4% |
| 2019-07-24 23:17 | 2019-07-22 | MIRM | Mirum Pharmaceuticals, Inc. | Frazier Life Sciences IX, L.P. | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 450,000 | $6,750,000 | 3,566,912 | +14.4% |
| 2019-07-24 23:52 | 2019-07-22 | MIRM | Mirum Pharmaceuticals, Inc. | BASKETT FOREST | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 450,000 | $6,750,000 | 4,186,243 | +12.0% |
| 2019-07-24 23:06 | 2019-07-22 | FTSV | N/A | BIRD JEFFREY W | Director | Other | BUY | $8.00 | 750,000 | $6,000,000 | 192,419 | +100.0% |
| 2019-07-24 23:56 | 2019-07-22 | MIRM | Mirum Pharmaceuticals, Inc. | SANDELL SCOTT D | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 450,000 | $6,750,000 | 4,186,243 | +12.0% |
| 2019-07-24 23:55 | 2019-07-22 | MIRM | Mirum Pharmaceuticals, Inc. | MAKOWER JOSHUA | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 450,000 | $6,750,000 | 4,186,243 | +12.0% |
| 2019-07-24 19:21 | 2019-07-22 | ENZ | N/A | HARBERT MANAGEMENT CORP | 10% owner | Other | BUY | $3.65 | 418,844 | $1,528,697 | 5,588,181 | +8.1% |
| 2019-07-25 02:38 | 2019-07-23 | NXRT | NexPoint Residential Trust, Inc. | DONDERO JAMES D | Director, Officer, 10% owner - President | Real Estate Investment Trusts | BUY | $41.19 | 500,000 | $20,595,000 | 2,031,609 | +32.6% |
| 2019-07-24 23:55 | 2019-07-22 | MIRM | Mirum Pharmaceuticals, Inc. | MOTT DAVID M | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 450,000 | $6,750,000 | 4,186,243 | +12.0% |
| 2019-07-25 00:23 | 2019-07-22 | ATEX | Anterix Inc. | Owl Creek Asset Management, L.P. | 10% owner | Telephone Communications (No Radiotelephone) | BUY | $44.20 | 83,171 | $3,676,125 | 3,159,470 | +2.7% |
| 2019-07-25 00:02 | 2019-07-17 | ATEX | Anterix Inc. | Owl Creek Asset Management, L.P. | 10% owner | Telephone Communications (No Radiotelephone) | BUY | $44.99 | 401,830 | $18,076,925 | 3,049,503 | +15.2% |
| 2019-07-25 00:23 | 2019-07-23 | BW | Babcock & Wilcox Enterprises, Inc. | Vintage Capital Management LLC | Director, 10% owner | Heating Equipment, Except Electric & Warm Air Furnaces | BUY | $0.30 | 107,207,856 | $32,162,357 | 157,047,440 | +215.1% |
| 2019-07-24 21:18 | 2019-07-22 | MIRM | Mirum Pharmaceuticals, Inc. | Flynn James E | 10% owner, Other | Pharmaceutical Preparations | BUY | $15.00 | 332,000 | $4,980,000 | 166,000 | +100.0% |
| 2019-07-24 23:52 | 2019-07-22 | MIRM | Mirum Pharmaceuticals, Inc. | BARRIS PETER J | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 450,000 | $6,750,000 | 4,186,243 | +12.0% |
| 2019-07-23 23:09 | 2019-07-19 | AVRO | Tectonic Therapeutic, Inc. | Atlas Venture Fund X, L.P. | 10% owner | Biological Products, (No Diagnostic Substances) | BUY | $18.50 | 810,811 | $15,000,004 | 5,567,289 | +17.0% |
| 2019-07-23 23:09 | 2019-07-19 | AVRO | Tectonic Therapeutic, Inc. | Booth Bruce | Director | Biological Products, (No Diagnostic Substances) | BUY | $18.50 | 810,811 | $15,000,004 | 5,567,289 | +17.0% |
| 2019-07-23 23:32 | 2019-07-22 | MIRM | Mirum Pharmaceuticals, Inc. | Novo Holdings A/S | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 575,000 | $8,625,000 | 2,445,147 | +30.7% |
| 2019-07-24 03:57 | 2019-06-17 | FARM | FARMER BROTHERS CO | Levin Easterly Partners LLC | 10% owner | Miscellaneous Food Preparations & Kindred Products | BUY | $17.05 | 98,916 | $1,686,528 | 2,480,774 | +4.2% |
| 2019-07-23 18:39 | 2019-07-22 | FULC | Fulcrum Therapeutics, Inc. | Sanofi | 10% owner | Pharmaceutical Preparations | BUY | $16.00 | 93,750 | $1,500,000 | 558,035 | +20.2% |
| 2019-07-22 23:32 | 2019-07-22 | FULC | Fulcrum Therapeutics, Inc. | 6 Dimensions Capital, L.P. | 10% owner | Pharmaceutical Preparations | BUY | $16.00 | 118,750 | $1,900,000 | 559,821 | +26.9% |
| 2019-07-22 23:38 | 2019-07-22 | FULC | Fulcrum Therapeutics, Inc. | Third Rock Ventures IV, L.P. | 10% owner | Pharmaceutical Preparations | BUY | $16.00 | 81,250 | $1,300,000 | 2,343,154 | +3.6% |
| 2019-07-22 23:31 | 2019-07-22 | FULC | Fulcrum Therapeutics, Inc. | Casdin Capital, LLC | 10% owner | Pharmaceutical Preparations | BUY | $15.84 | 140,000 | $2,217,488 | 604,285 | +30.2% |
| 2019-07-22 23:34 | 2019-07-22 | FULC | Fulcrum Therapeutics, Inc. | Third Rock Ventures III, L.P. | 10% owner | Pharmaceutical Preparations | BUY | $16.00 | 81,250 | $1,300,000 | 5,962,202 | +1.4% |
| 2019-07-22 23:31 | 2019-07-22 | FULC | Fulcrum Therapeutics, Inc. | LEVIN MARK J | Director, 10% owner | Pharmaceutical Preparations | BUY | $16.00 | 81,250 | $1,300,000 | 5,962,202 | +1.4% |
| 2019-07-20 01:38 | 2019-07-17 | KALV | KalVista Pharmaceuticals, Inc. | Cha Albert | Director | Pharmaceutical Preparations | BUY | $17.79 | 61,280 | $1,090,294 | 975,821 | +6.7% |
| 2019-07-19 23:17 | 2019-07-17 | CHAP | N/A | Strategic Value Partners, LLC | 10% owner | Other | BUY | $5.18 | 782,482 | $4,055,682 | 3,458,599 | +29.2% |
| 2019-07-20 00:06 | 2019-07-17 | ATEX | Anterix Inc. | Owl Creek Asset Management, L.P. | 10% owner | Telephone Communications (No Radiotelephone) | BUY | $44.92 | 428,486 | $19,247,334 | 3,076,159 | +16.2% |
| 2019-07-19 04:37 | 2019-07-16 | FSLY | Fastly, Inc. | Abdiel Capital Management, LLC | 10% owner | Services-Prepackaged Software | BUY | $21.29 | 137,702 | $2,931,125 | 2,528,465 | +5.8% |
| 2019-07-17 18:17 | 2019-07-15 | LCRDX | Lord Abbett Credit Opportunities Fund | Christina & Robert Dow Foundation | 10% owner | Other | BUY | $10.11 | 989,120 | $10,000,000 | 0 | +100.0% |
| 2019-07-17 23:13 | 2019-07-16 | CRK | COMSTOCK RESOURCES INC | Blue Star Exploration Corp | 10% owner | Crude Petroleum & Natural Gas | BUY | $6.00 | 50,000,000 | $300,000,000 | 138,571,429 | +56.5% |
| 2019-07-17 21:56 | 2017-09-25 | PGTK | Pacific Green Technologies Inc. | Fresh Air Investments (Canada) Ltd. | 10% owner | Hazardous Waste Management | BUY | $0.84 | 4,937,221 | $4,157,634 | 7,710,864 | +178.0% |
| 2019-07-17 00:26 | 2019-07-12 | CHAP | N/A | Strategic Value Partners, LLC | 10% owner | Other | BUY | $5.72 | 554,321 | $3,169,164 | 3,216,332 | +20.8% |
| 2019-07-16 02:10 | 2019-07-11 | FSLY | Fastly, Inc. | Abdiel Capital Management, LLC | 10% owner | Services-Prepackaged Software | BUY | $20.32 | 137,515 | $2,793,975 | 2,390,763 | +6.1% |
| 2019-07-15 23:15 | 2019-07-15 | SNSS | Viracta Therapeutics, Inc. | Aisling Capital IV, LP | 10% owner | Pharmaceutical Preparations | BUY | $0.60 | 2,500,000 | $1,500,000 | 10,100,000 | +32.9% |
| 2019-07-12 20:18 | 2019-07-09 | N/A | N/A | ZEN Wei Peu | Director | Other | BUY | $6.60 | 454,545 | $2,999,997 | 251,515 | +100.0% |
| 2019-07-13 03:54 | 2019-07-10 | TAXA | N/A | Vintage Capital Management LLC | 10% owner | Other | BUY | $12.00 | 6,910,944 | $82,931,327 | 8,986,095 | +333.0% |
| 2019-07-12 00:20 | 2019-07-09 | CHAP | N/A | Strategic Value Partners, LLC | 10% owner | Other | BUY | $5.58 | 196,732 | $1,098,630 | 3,044,707 | +6.9% |
| 2019-07-12 03:31 | 2019-07-09 | DOVA | N/A | PERCEPTIVE ADVISORS LLC | 10% owner | Other | BUY | $16.68 | 85,104 | $1,419,611 | 3,708,705 | +2.3% |
| 2019-07-11 21:27 | 2019-07-11 | GIII | G III APPAREL GROUP LTD /DE/ | GOLDFARB MORRIS | Director, Officer, 10% owner - CEO | Apparel & Other Finishd Prods of Fabrics & Similar Matl | BUY | $26.47 | 40,000 | $1,058,800 | 3,250,483 | +1.2% |
| 2019-07-10 19:38 | 2019-07-10 | SBGI | N/A | SMITH DAVID D | Director, Officer, 10% owner - Executive Chairman | Other | BUY | $55.10 | 395,000 | $21,764,500 | 6,006,072 | +7.0% |
| 2019-07-09 23:05 | 2019-07-05 | BXC | BlueLinx Holdings Inc. | Nokomis Capital, L.L.C. | 10% owner | Wholesale-Lumber, Plywood, Millwork & Wood Panels | BUY | $18.17 | 73,476 | $1,335,059 | 1,279,469 | +6.1% |
| 2019-07-09 23:35 | 2019-07-09 | VTVT | vTv Therapeutics Inc. | PERELMAN RONALD O | 10% owner | Pharmaceutical Preparations | BUY | $1.65 | 1,212,121 | $2,000,000 | 20,276,593 | +6.4% |
| 2019-07-09 04:32 | 2019-07-03 | EIDX | N/A | Kumar Neil | Director, Officer, 10% owner - Chief Executive Officer | Other | BUY | $29.90 | 882,353 | $26,382,796 | 24,575,501 | +3.7% |
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.