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, % |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022-04-20 23:21 | 2022-04-18 | SXT | SENSIENT TECHNOLOGIES CORP | Winder Investment Pte Ltd | 10% owner | Industrial Organic Chemicals | BUY | $82.55 | 18,279 | $1,508,878 | 5,481,078 | +0.3% |
| 2022-04-20 22:30 | 2022-04-18 | DUOL | Duolingo, Inc. | Durable Capital Partners LP | 10% owner | Services-Prepackaged Software | BUY | $88.81 | 45,600 | $4,049,549 | 3,207,545 | +1.4% |
| 2022-04-20 23:05 | 2022-04-19 | INZY | N/A | Hopfner Robert Lorne | Director | Other | BUY | $3.69 | 1,070,000 | $3,948,300 | 2,661,154 | +67.2% |
| 2022-04-21 00:12 | 2022-04-18 | CFLT | Confluent, Inc. | GERSTNER BRAD | 10% owner | Services-Prepackaged Software | BUY | $38.21 | 133,683 | $5,108,201 | 5,929,583 | +2.3% |
| 2022-04-21 01:51 | 2022-04-18 | CRCT | Cricut, Inc. | Abdiel Capital Management, LLC | 10% owner | Special Industry Machinery, NEC | BUY | $13.74 | 77,691 | $1,067,513 | 14,174,319 | +0.6% |
| 2022-04-20 23:59 | 2022-04-18 | HMTV | N/A | Fine Capital Partners, L.P. | 10% owner | Other | BUY | $4.43 | 289,728 | $1,283,524 | 3,050,530 | +10.5% |
| 2022-04-19 18:52 | 2022-04-18 | N-A | N/A | Manufacturers Life Reinsurance Ltd | 10% owner | Other | BUY | $16.19 | 74,580 | $1,207,341 | 5,963,845 | +1.3% |
| 2022-04-19 23:30 | 2022-04-18 | LQDA | Liquidia Corp | Manning Paul B | Director | Pharmaceutical Preparations | BUY | $5.10 | 392,156 | $1,999,996 | 392,156 | +100.0% |
| 2022-04-19 01:29 | 2022-04-18 | LQDA | Liquidia Corp | Caligan Partners LP | Director, 10% owner, Other | Pharmaceutical Preparations | BUY | $5.10 | 1,764,705 | $8,999,996 | 10,093,123 | +21.2% |
| 2022-04-18 23:40 | 2022-04-14 | SXT | SENSIENT TECHNOLOGIES CORP | Winder Investment Pte Ltd | 10% owner | Industrial Organic Chemicals | BUY | $82.74 | 23,600 | $1,952,650 | 5,462,799 | +0.4% |
| 2022-04-19 04:55 | 2022-04-14 | OCX | Insight Molecular Diagnostics Inc. | PURA VIDA INVESTMENTS, LLC | 10% owner | In Vitro & In Vivo Diagnostic Substances | BUY | $1.33 | 5,931,707 | $7,887,984 | 1,381,438 | +100.0% |
| 2022-04-18 20:06 | 2022-04-14 | DUOL | Duolingo, Inc. | Durable Capital Partners LP | 10% owner | Services-Prepackaged Software | BUY | $89.19 | 73,211 | $6,529,506 | 3,161,945 | +2.4% |
| 2022-04-18 23:35 | 2022-04-14 | NLSN | N/A | WINDACRE PARTNERSHIP LLC | 10% owner | Other | BUY | $27.35 | 7,116,000 | $194,622,600 | 98,190,100 | +7.8% |
| 2022-04-19 01:06 | 2022-04-14 | BLK | N/A | FORD WILLIAM E | Director | Other | BUY | $687.96 | 3,000 | $2,063,880 | 14,915 | +25.2% |
| 2022-04-19 00:39 | 2022-04-18 | CRNX | Crinetics Pharmaceuticals, Inc. | PERCEPTIVE ADVISORS LLC | 10% owner | Pharmaceutical Preparations | BUY | $22.22 | 157,515 | $3,499,983 | 5,321,032 | +3.1% |
| 2022-04-15 23:09 | 2022-04-13 | SXT | SENSIENT TECHNOLOGIES CORP | Winder Investment Pte Ltd | 10% owner | Industrial Organic Chemicals | BUY | $83.40 | 18,817 | $1,569,379 | 5,439,199 | +0.3% |
| 2022-04-16 00:27 | 2022-04-13 | IHRT | iHeartMedia, Inc. | Global Media & Entertainment Investments Ltd | 10% owner | Radio Broadcasting Stations | BUY | $18.96 | 3,908,826 | $74,123,458 | 13,407,138 | +41.2% |
| 2022-04-16 01:13 | 2022-04-14 | OCX | Insight Molecular Diagnostics Inc. | BROADWOOD PARTNERS, L.P. | 10% owner | In Vitro & In Vivo Diagnostic Substances | BUY | $1.33 | 6,003,752 | $8,000,000 | 23,353,697 | +34.6% |
| 2022-04-15 00:13 | 2022-04-13 | CMPO | GPGI, Inc. | Bleichroeder LP | 10% owner | Finance Services | BUY | $7.03 | 245,365 | $1,724,793 | 1,833,626 | +15.4% |
| 2022-04-14 23:56 | 2022-04-12 | SXT | SENSIENT TECHNOLOGIES CORP | Winder Investment Pte Ltd | 10% owner | Industrial Organic Chemicals | BUY | $82.64 | 35,745 | $2,953,849 | 5,420,382 | +0.7% |
| 2022-04-14 22:40 | 2022-04-01 | N-A | N/A | Shields Kevin | Director, Officer, Other - President | Other | BUY | $24.24 | 116,894 | $2,833,504 | 282,392 | +70.6% |
| 2022-04-14 23:50 | 2022-04-13 | CFLT | Confluent, Inc. | GERSTNER BRAD | 10% owner | Services-Prepackaged Software | BUY | $39.97 | 50,000 | $1,998,415 | 5,795,900 | +0.9% |
| 2022-04-14 23:59 | 2022-04-13 | MRSN | Mersana Therapeutics, Inc. | Hack Andrew A. F. | Director | Pharmaceutical Preparations | BUY | $4.05 | 617,284 | $2,500,000 | 7,737,400 | +8.7% |
| 2022-04-14 23:08 | 2022-04-12 | LYRA | Lyra Therapeutics, Inc. | ANDERSON EDWARD T | Director, 10% owner | Surgical & Medical Instruments & Apparatus | BUY | $4.22 | 2,488,150 | $10,499,993 | 118,483 | +100.0% |
| 2022-04-15 00:25 | 2022-04-12 | S | SentinelOne, Inc. | PEEK MARK S | Director | Services-Prepackaged Software | BUY | $34.40 | 30,000 | $1,032,000 | 70,000 | +75.0% |
| 2022-04-14 23:53 | 2022-04-12 | LYRA | Lyra Therapeutics, Inc. | PERCEPTIVE ADVISORS LLC | Director, 10% owner | Surgical & Medical Instruments & Apparatus | BUY | $4.22 | 5,924,170 | $24,999,997 | 7,858,285 | +306.3% |
| 2022-04-14 23:14 | 2022-04-12 | LYRA | Lyra Therapeutics, Inc. | NBVM GP, LLC | 10% owner | Surgical & Medical Instruments & Apparatus | BUY | $4.22 | 2,369,667 | $9,999,995 | 1,318,133 | +100.0% |
| 2022-04-15 00:40 | 2021-09-24 | STRC | Palladyne AI Corp. | FINN BRIAN D | Director, 10% owner | Services-Prepackaged Software | BUY | $10.00 | 142,500 | $1,425,000 | 12,500 | +100.0% |
| 2022-04-14 23:01 | 2022-04-13 | ESTA | ESTABLISHMENT LABS HOLDINGS INC. | JW Asset Management, LLC | 10% owner | Orthopedic, Prosthetic & Surgical Appliances & Supplies | BUY | $70.01 | 35,000 | $2,450,350 | 3,177,485 | +1.1% |
| 2022-04-13 23:54 | 2022-04-11 | DECA | Semnur Pharmaceuticals, Inc. | Denali Capital Global Investments LLC | 10% owner | Pharmaceutical Preparations | BUY | $10.00 | 510,000 | $5,100,000 | 510,000 | +100.0% |
| 2022-04-13 23:51 | 2022-04-11 | DECA | Semnur Pharmaceuticals, Inc. | Xu Jiandong | 10% owner | Pharmaceutical Preparations | BUY | $10.00 | 510,000 | $5,100,000 | 510,000 | +100.0% |
| 2022-04-13 23:12 | 2022-04-12 | TREIX | N/A | Eiben Lawrence Scott | Director, Officer - Chief Financial Officer | Other | BUY | $10.01 | 99,900 | $1,000,000 | 119,094 | +520.5% |
| 2022-04-13 23:34 | 2022-04-11 | SXT | SENSIENT TECHNOLOGIES CORP | Winder Investment Pte Ltd | 10% owner | Industrial Organic Chemicals | BUY | $83.14 | 25,386 | $2,110,516 | 5,384,637 | +0.5% |
| 2022-04-13 13:05 | 2022-04-11 | CXM | Sprinklr, Inc. | H&F Corporate Investors IX, Ltd. | 10% owner | Services-Prepackaged Software | BUY | $14.79 | 9,448,005 | $139,735,994 | 10,861,506 | +668.4% |
| 2022-04-14 00:21 | 2022-04-11 | TRVI | Trevi Therapeutics, Inc. | Makhzoumi Mohamad | 10% owner | Pharmaceutical Preparations | BUY | $1.90 | 3,580,526 | $6,802,999 | 948,948 | +100.0% |
| 2022-04-14 00:13 | 2022-04-11 | TRVI | Trevi Therapeutics, Inc. | Chang Carmen | 10% owner | Pharmaceutical Preparations | BUY | $1.90 | 3,580,526 | $6,802,999 | 948,948 | +100.0% |
| 2022-04-14 00:10 | 2022-04-11 | TRVI | Trevi Therapeutics, Inc. | Behbahani Ali | 10% owner | Pharmaceutical Preparations | BUY | $1.90 | 3,580,526 | $6,802,999 | 948,948 | +100.0% |
| 2022-04-14 00:00 | 2022-04-11 | TRVI | Trevi Therapeutics, Inc. | New Enterprise Associates 16, L.P. | 10% owner | Pharmaceutical Preparations | BUY | $1.90 | 2,631,578 | $4,999,998 | 10,421,428 | +33.8% |
| 2022-04-14 00:18 | 2022-04-11 | TRVI | Trevi Therapeutics, Inc. | Florence Anthony A. Jr. | 10% owner | Pharmaceutical Preparations | BUY | $1.90 | 3,580,526 | $6,802,999 | 948,948 | +100.0% |
| 2022-04-14 00:26 | 2022-04-11 | TRVI | Trevi Therapeutics, Inc. | Sonsini Peter W. | 10% owner | Pharmaceutical Preparations | BUY | $1.90 | 3,580,526 | $6,802,999 | 948,948 | +100.0% |
| 2022-04-14 00:29 | 2022-04-11 | TRVI | Trevi Therapeutics, Inc. | Walker Paul Edward | 10% owner | Pharmaceutical Preparations | BUY | $1.90 | 3,580,526 | $6,802,999 | 948,948 | +100.0% |
| 2022-04-14 00:47 | 2022-04-11 | NLSN | N/A | WINDACRE PARTNERSHIP LLC | 10% owner | Other | BUY | $27.33 | 23,087,900 | $631,096,203 | 91,074,100 | +34.0% |
| 2022-04-13 23:30 | 2022-04-11 | LPTV | Loop Media, Inc. | Cassidy Bruce A. Sr. | Director, 10% owner | Services-Help Supply Services | BUY | $1.50 | 10,000,000 | $15,000,000 | 10,000,000 | +100.0% |
| 2022-04-14 01:07 | 2022-04-11 | JELD | JELD-WEN Holding, Inc. | Turtle Creek Asset Management Inc. | 10% owner | Millwood, Veneer, Plywood, & Structural Wood Members | BUY | $20.45 | 50,000 | $1,022,255 | 819,362 | +6.5% |
| 2022-04-14 01:27 | 2022-04-12 | MRSN | Mersana Therapeutics, Inc. | Hack Andrew A. F. | Director | Pharmaceutical Preparations | BUY | $4.18 | 598,086 | $2,499,880 | 7,120,116 | +9.2% |
| 2022-04-13 23:09 | 2022-04-11 | GMTX | Disc Medicine, Inc. | Leonard Braden Michael | 10% owner | Pharmaceutical Preparations | BUY | $1.40 | 955,000 | $1,337,955 | 5,000,000 | +23.6% |
| 2022-04-14 00:04 | 2022-04-11 | TRVI | Trevi Therapeutics, Inc. | BASKETT FOREST | 10% owner | Pharmaceutical Preparations | BUY | $1.90 | 2,631,578 | $4,999,998 | 10,421,428 | +33.8% |
| 2022-04-14 02:40 | 2022-04-11 | GRPH | LENZ Therapeutics, Inc. | Samsara BioCapital, L.P. | 10% owner | Biological Products, (No Diagnostic Substances) | BUY | $4.08 | 424,464 | $1,731,049 | 8,459,314 | +5.3% |
| 2022-04-14 00:24 | 2022-04-11 | TRVI | Trevi Therapeutics, Inc. | SANDELL SCOTT D | 10% owner | Pharmaceutical Preparations | BUY | $1.90 | 3,580,526 | $6,802,999 | 948,948 | +100.0% |
| 2022-04-13 18:49 | 2022-04-11 | WULF | TERAWULF INC. | Revolve Capital LLC | 10% owner | Finance Services | BUY | $7.88 | 158,629 | $1,249,997 | 10,981,382 | +1.5% |
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.