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, % |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025-09-23 01:07 | 2025-09-18 | WBI | WaterBridge Infrastructure LLC | CRANE JAMES R | Director | Oil & Gas Field Services, NEC | BUY | $20.00 | 300,000 | $6,000,000 | 100,000 | +100.0% |
| 2025-09-19 23:30 | 2025-09-17 | N/A | N/A | Lewinsohn Jonathan | Director | Other | BUY | $27.72 | 51,144 | $1,417,500 | 245,873 | +26.3% |
| 2025-09-20 04:30 | 2025-09-17 | N/A | N/A | Apollo Principal Holdings B, L.P. | 10% owner | Other | BUY | $27.72 | 883,966 | $24,499,992 | 8,547,379 | +11.5% |
| 2025-09-19 23:47 | 2025-09-17 | ASA | ASA Gold and Precious Metals Limited | Saba Capital Management, L.P. | 10% owner | Other | BUY | $41.07 | 25,870 | $1,062,359 | 4,650,898 | +0.6% |
| 2025-09-19 16:15 | 2025-09-18 | NXXT | NEXTNRG, INC. | FARKAS MICHAEL D | Director, Officer, 10% owner - CEO and Executive Chairman | Retail-Auto Dealers & Gasoline Stations | BUY | $1.67 | 1,000,000 | $1,670,000 | 75,254,300 | +1.3% |
| 2025-09-18 23:37 | 2025-09-16 | N/A | N/A | New Mountain Guardian IV Income Rated Feeder II, Ltd. | 10% owner | Other | BUY | $10.00 | 2,400,000 | $24,000,000 | 24,900,000 | +10.7% |
| 2025-09-18 23:34 | 2025-09-16 | N/A | N/A | New Mountain Guardian IV Rated Feeder III, Ltd. | 10% owner | Other | BUY | $10.00 | 1,664,570 | $16,645,700 | 23,969,808 | +7.5% |
| 2025-09-18 23:32 | 2025-09-16 | N/A | N/A | New Mountain Guardian IV Rated Feeder I, LTD | 10% owner | Other | BUY | $10.00 | 1,650,000 | $16,500,000 | 23,760,000 | +7.5% |
| 2025-09-18 19:33 | 2020-09-01 | N-A | N/A | Earl John | Officer - President | Other | BUY | $100.75 | 42,678 | $4,300,002 | 35,838 | +100.0% |
| 2025-09-18 19:34 | 2020-07-01 | N-A | N/A | Allen Brad | Officer - Treasurer | Other | BUY | $100.32 | 39,523 | $3,964,801 | 44,214 | +842.6% |
| 2025-09-19 02:16 | 2025-09-16 | NEXT | NextDecade Corp | Bardin Hill Investment Partners LP | Other | Natural Gas Transmisison & Distribution | BUY | $6.98 | 357,021 | $2,492,899 | 9,274,894 | +4.0% |
| 2025-09-18 21:33 | 2025-09-16 | N/A | N/A | Caisse de retraite d'Hydro-Quebec | 10% owner | Other | BUY | $10.00 | 800,000 | $8,000,000 | 8,300,000 | +10.7% |
| 2025-09-19 00:10 | 2025-09-16 | N/A | N/A | Suva | 10% owner | Other | BUY | $10.00 | 612,000 | $6,120,000 | 539,500 | +100.0% |
| 2025-09-18 23:15 | 2025-09-16 | N/A | N/A | SITTEMA THOMAS KENT | Director | Other | BUY | $10.00 | 140,000 | $1,400,000 | 140,000 | +100.0% |
| 2025-09-18 23:30 | 2025-09-16 | NMFC | New Mountain Finance Corp | KLINSKY STEVEN B | Director | Other | BUY | $9.78 | 106,691 | $1,043,577 | 4,370,857 | +2.5% |
| 2025-09-18 01:31 | 2025-09-15 | GLIBK | GCI Liberty, Inc. | MALONE JOHN C | Director, 10% owner | Cable & Other Pay Television Services | BUY | $34.99 | 49,898 | $1,745,692 | 1,208,006 | +4.3% |
| 2025-09-18 04:43 | 2025-09-12 | AMR | Alpha Metallurgical Resources, Inc. | Courtis Kenneth S. | Director | Bituminous Coal & Lignite Surface Mining | BUY | $148.55 | 108,000 | $16,043,389 | 734,537 | +17.2% |
| 2025-09-17 16:48 | 2025-09-15 | VANI | Vivani Medical, Inc. | Williams Gregg | Director, 10% owner | Electromedical & Electrotherapeutic Apparatus | BUY | $1.16 | 2,068,453 | $2,400,026 | 15,909,348 | +14.9% |
| 2025-09-17 18:52 | 2025-09-15 | ASA | ASA Gold and Precious Metals Limited | Saba Capital Management, L.P. | 10% owner | Other | BUY | $41.48 | 108,641 | $4,506,700 | 4,625,028 | +2.4% |
| 2025-09-16 23:15 | 2025-09-12 | LBRX | LB PHARMACEUTICALS INC | Pontifax Management 4 G.P. (2015) Ltd. | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 1,000,000 | $15,000,000 | 1,411,681 | +242.9% |
| 2025-09-16 15:15 | 2025-09-12 | NEXT | NextDecade Corp | Vrattos William C | Director | Natural Gas Transmisison & Distribution | BUY | $7.31 | 500,000 | $3,656,200 | 929,812 | +116.3% |
| 2025-09-16 23:15 | 2025-09-12 | LBRX | LB PHARMACEUTICALS INC | Nussbaum Ran | Director | Pharmaceutical Preparations | BUY | $15.00 | 1,000,000 | $15,000,000 | 1,411,681 | +242.9% |
| 2025-09-17 01:09 | 2025-09-12 | LBRX | LB PHARMACEUTICALS INC | Deep Track Biotechnology Master Fund, Ltd. | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 2,666,666 | $39,999,990 | 666,666 | +100.0% |
| 2025-09-16 22:46 | 2025-09-12 | LBRX | LB PHARMACEUTICALS INC | Vida Ventures GP III, L.L.C. | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 333,333 | $4,999,995 | 2,029 | +100.0% |
| 2025-09-16 23:30 | 2025-09-12 | N/A | N/A | GOLDENTREE ASSET MANAGEMENT LP | 10% owner | Other | BUY | $10.16 | 2,942,913 | $29,900,000 | 1,986,843 | +100.0% |
| 2025-09-16 23:30 | 2025-09-15 | MSTR | Strategy Inc | Shao Wei-Ming | Officer - EVP & General Counsel | Finance Services | BUY | $96.92 | 12,500 | $1,211,450 | 15,000 | +500.0% |
| 2025-09-15 23:40 | 2025-09-11 | N/A | N/A | Apollo Principal Holdings B GP, LLC | 10% owner | Other | BUY | $26.51 | 1,508,865 | $40,000,000 | 22,083,958 | +7.3% |
| 2025-09-15 23:40 | 2025-09-11 | N/A | N/A | Apollo Principal Holdings B GP, LLC | 10% owner | Other | BUY | $26.75 | 934,579 | $25,000,000 | 23,467,987 | +4.1% |
| 2025-09-15 15:32 | 2025-09-11 | CGON | CG Oncology, Inc. | Liu Brian Guan-Chyun | Director | Biological Products, (No Diagnostic Substances) | BUY | $33.00 | 1,515,151 | $49,999,983 | 1,515,151 | +100.0% |
| 2025-09-16 00:50 | 2025-09-11 | OPEN | Opendoor Technologies Inc. | Wu Eric Chung-Wei | Director | Real Estate Agents & Managers (For Others) | BUY | $6.65 | 451,127 | $2,999,995 | 1,649,884 | +37.6% |
| 2025-09-16 03:12 | 2025-09-11 | CAMP | Camp4 Therapeutics Corp | 5AM Partners VI, LLC | 10% owner | Pharmaceutical Preparations | BUY | $1.53 | 2,941,176 | $4,499,999 | 2,941,176 | +100.0% |
| 2025-09-15 15:27 | 2025-09-12 | NEXT | NextDecade Corp | Schatzman Matthew K | Director, Officer - Chief Executive Officer | Natural Gas Transmisison & Distribution | BUY | $7.14 | 281,500 | $2,009,629 | 5,246,316 | +5.7% |
| 2025-09-15 13:01 | 2025-09-12 | TSLA | Tesla, Inc. | Musk Elon | Director, Officer, 10% owner - CEO | Motor Vehicles & Passenger Car Bodies | BUY | $389.28 | 2,568,732 | $999,959,075 | 413,362,808 | +0.6% |
| 2025-09-15 23:05 | 2025-09-12 | RAPP | Rapport Therapeutics, Inc. | PAUL STEVEN M | Director | Pharmaceutical Preparations | BUY | $24.65 | 41,666 | $1,027,113 | 41,666 | +100.0% |
| 2025-09-16 00:32 | 2025-09-11 | ASA | ASA Gold and Precious Metals Limited | Saba Capital Management, L.P. | 10% owner | Other | BUY | $40.67 | 205,492 | $8,357,565 | 4,516,387 | +4.8% |
| 2025-09-15 15:17 | 2025-09-12 | RYAN | RYAN SPECIALTY HOLDINGS, INC. | RYAN PATRICK G | Director, Officer, 10% owner - Executive Chairman | Insurance Agents, Brokers & Service | BUY | $51.84 | 276,634 | $14,340,264 | 13,699,959 | +2.1% |
| 2025-09-16 00:39 | 2025-09-11 | PAMT | PAMT CORP | MOROUN MATTHEW T | Director, 10% owner | Trucking (No Local) | BUY | $10.75 | 2,000,000 | $21,490,000 | 12,427,848 | +19.2% |
| 2025-09-12 23:05 | 2025-08-27 | N/A | N/A | INTERCORP PERU LTD | 10% owner | Other | BUY | $19.68 | 114,090 | $2,245,293 | 3,073,499 | +3.9% |
| 2025-09-12 20:51 | 2025-09-10 | HYMC | HYCROFT MINING HOLDING CORP | Sprott Eric | 10% owner | Gold and Silver Ores | BUY | $4.28 | 9,344,704 | $39,995,333 | 17,535,528 | +114.1% |
| 2025-09-12 21:20 | 2025-09-10 | N/A | N/A | Neuberger Berman Group LLC | 10% owner, Other | Other | BUY | $10.06 | 646,123 | $6,500,000 | 5,560,998 | +13.1% |
| 2025-09-13 03:14 | 2024-09-11 | PLSE | PULSE BIOSCIENCES, INC. | DUGGAN ROBERT W | Director, 10% owner | Surgical & Medical Instruments & Apparatus | BUY | $14.48 | 192,599 | $2,788,622 | 47,709,140 | +0.4% |
| 2025-09-11 23:48 | 2025-09-11 | CAMP | Camp4 Therapeutics Corp | Nashat Amir | Director, 10% owner | Pharmaceutical Preparations | BUY | $1.53 | 1,307,189 | $1,999,999 | 197,661 | +100.0% |
| 2025-09-12 02:36 | 2025-09-10 | SMMT | Summit Therapeutics Inc. | Zanganeh Mahkam | Director, Officer, 10% owner - Co-Chief Executive Officer | Pharmaceutical Preparations | BUY | $17.69 | 338,394 | $5,984,769 | 556,093,090 | +0.1% |
| 2025-09-11 23:10 | 2024-06-14 | N/A | N/A | Mubadala Investment Co PJSC | 10% owner | Other | BUY | $25.95 | 1,667,108 | $43,261,453 | 13,788,414 | +13.8% |
| 2025-09-12 01:27 | 2025-09-09 | N/A | N/A | Golub Lawrence E | Director, Officer, 10% owner - CHAIRMAN | Other | BUY | $15.00 | 93,358 | $1,400,367 | 2,693,779 | +3.6% |
| 2025-09-12 01:28 | 2025-09-09 | N/A | N/A | Golub David | Director, Officer, 10% owner - President, CEO | Other | BUY | $15.00 | 93,358 | $1,400,367 | 2,693,779 | +3.6% |
| 2025-09-11 23:59 | 2025-09-11 | CAMP | Camp4 Therapeutics Corp | Polaris Management Co. VII, L.L.C. | 10% owner | Pharmaceutical Preparations | BUY | $1.53 | 1,307,189 | $1,999,999 | 197,661 | +100.0% |
| 2025-09-11 16:41 | 2025-09-09 | ASA | ASA Gold and Precious Metals Limited | Saba Capital Management, L.P. | 10% owner | Other | BUY | $40.17 | 50,351 | $2,022,418 | 4,310,895 | +1.2% |
| 2025-09-12 02:32 | 2025-09-10 | SMMT | Summit Therapeutics Inc. | DUGGAN ROBERT W | Director, Officer, 10% owner - Co-Chief Executive Officer | Pharmaceutical Preparations | BUY | $17.69 | 338,394 | $5,984,769 | 556,093,090 | +0.1% |
| 2025-09-11 00:29 | 2025-09-05 | CRSF | Crisp Momentum Inc. | Jakota Capital AG | 10% owner | Finance Services | BUY | $0.01 | 1,000,000,000 | $6,000,000 | 1,238,560,284 | +419.2% |
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.