Surgical & Medical Instruments & Apparatus
Standard Industrial Classification: SIC 3841
Industry Insider Sentiment Analysis
The Surgical & Medical Instruments & Apparatus sector (SIC 3841) acts as a critical barometer for broader economic health. Our real-time monitoring reveals total transactions. Monitoring "cluster buying" is one of the most reliable leading indicators for future sector performance. By analyzing aggregate data across this specific Standard Industrial Classification, investors can filter out individual company volatility and identify high-conviction trends. When multiple directors and officers within the same industry move capital simultaneously, it often signals an upcoming sector-wide revaluation or a fundamental shift in supply chain dynamics that has yet to be recognized by the broader public market.
| Filing Date | Trade Date | Ticker | Company | Reporting Person | Relationship | Type | Price | Qty | Total, $ | Owned After |
|---|---|---|---|---|---|---|---|---|---|---|
| 2019-05-17 19:45 | 2019-05-16 | SYK | STRYKER CORP | Scannell Timothy J | Officer | OPT+S | $186.71 | 4,666 | $871,210 | 150,065 |
| 2019-05-17 23:44 | 2019-05-16 | TNDM | TANDEM DIABETES CARE INC | Vosseller Leigh | Officer | OPT+S | $70.45 | 10,000 | $704,500 | 2,009 |
| 2019-05-17 22:48 | 2019-05-16 | SIBN | SI-BONE, Inc. | FRANCIS LAURA | Officer | SELL | $15.96 | 2,000 | $31,916 | 70,524 |
| 2019-05-18 00:00 | 2019-05-16 | GKOS | GLAUKOS Corp | Gilliam Joseph E | Officer | OPT+S | $68.50 | 3,647 | $249,820 | 47,063 |
| 2019-05-17 23:07 | 2019-05-15 | PODD | INSULET CORP | Lemoine David A | Director | OPT+S | $106.52 | 9,626 | $1,025,333 | 9,148 |
| 2019-05-17 23:05 | 2019-05-15 | PODD | INSULET CORP | Alpuche Charles | Officer | SELL | $104.78 | 3,900 | $408,652 | 39,244 |
| 2019-05-18 01:22 | 2019-05-15 | DXCM | DEXCOM INC | FOLETTA MARK G | Director | SELL | $121.89 | 1,000 | $121,895 | 13,095 |
| 2019-05-18 00:08 | 2019-05-16 | BAX | BAXTER INTERNATIONAL INC | Third Point LLC | Director | SELL | $76.37 | 5,000,000 | $381,850,000 | 23,008,125 |
| 2019-05-17 23:24 | 2019-05-15 | TCMD | TACTILE SYSTEMS TECHNOLOGY INC | Rishe Bryan | Officer | SELL | $50.41 | 3,000 | $151,241 | 45,862 |
| 2019-05-17 23:23 | 2019-05-15 | TCMD | TACTILE SYSTEMS TECHNOLOGY INC | Folkes Robert J. | Officer | OPT+S | $50.45 | 2,500 | $126,117 | 107,415 |
| 2019-05-17 23:22 | 2019-05-15 | TCMD | TACTILE SYSTEMS TECHNOLOGY INC | NIGON RICHARD | Director | SELL | $50.33 | 15,000 | $755,015 | 28,486 |
| 2019-05-16 23:26 | 2019-05-14 | HAE | HAEMONETICS CORP | Scanlan Jacqueline | Officer | OPT+S | $100.00 | 1,508 | $150,800 | 4,237 |
| 2019-05-16 23:21 | 2019-05-14 | OFIX | Orthofix Medical Inc. | Mason Brad | Director, Officer | SELL | $53.71 | 10,668 | $572,962 | 164,820 |
| 2019-05-16 23:12 | 2019-05-15 | BSX | BOSTON SCIENTIFIC CORP | Nanavaty Maulik | Officer | OPT+S | $36.74 | 3,038 | $111,616 | 254,469 |
| 2019-05-16 19:50 | 2019-05-15 | RMD | RESMED INC | Douglas Robert Andrew | Officer | OPT+S | $111.35 | 4,200 | $467,670 | 151,464 |
| 2019-05-16 23:39 | 2019-05-14 | TCMD | TACTILE SYSTEMS TECHNOLOGY INC | BURKE WILLIAM W | Director | SELL | $52.65 | 412 | $21,692 | 3,721 |
| 2019-05-16 00:03 | 2019-05-13 | HAE | HAEMONETICS CORP | Simon, Christopher | Director, Officer | SELL | $94.51 | 57,587 | $5,442,547 | 206,964 |
| 2019-05-16 03:14 | 2019-05-15 | ATEC | Alphatec Holdings, Inc. | Hunsaker Craig E | Officer | SELL | $4.50 | 50,000 | $225,000 | 861,112 |
| 2019-05-16 02:53 | 2019-05-13 | PEN | Penumbra Inc | Elsesser Adam | Director, Officer | SELL | $125.30 | 8,000 | $1,002,399 | 1,105,982 |
| 2019-05-16 00:14 | 2019-05-13 | GKOS | GLAUKOS Corp | Gilliam Joseph E | Officer | OPT+S | $65.14 | 2,603 | $169,556 | 47,063 |
| 2019-05-15 00:41 | 2019-05-14 | ICUI | ICU MEDICAL INC/DE | Voigtlander Christian B. | Officer | SELL | $227.59 | 5,348 | $1,217,138 | 3,832 |
| 2019-05-15 00:02 | 2019-05-13 | RMED | Catheter Precision, Inc. | Irwin Dean | Director, Officer, 10% owner | SELL | $3.82 | 21,982 | $83,971 | 132,838 |
| 2019-05-15 00:00 | 2019-05-14 | PDEX | PRO DEX INC | Van Kirk Richard Lee Jr | Director, Officer | BUY | $13.25 | 3,500 | $46,375 | 28,597 |
| 2019-05-14 23:13 | 2019-05-13 | RMD | RESMED INC | Farrell Michael J. | Officer | OPT+S | $109.72 | 6,651 | $729,750 | 286,337 |
| 2019-05-14 23:08 | 2019-05-10 | NVCR | NovoCure Ltd | LEUNG GABRIEL | Director | OPT+S | $49.79 | 5,000 | $248,950 | 60,000 |
| 2019-05-15 00:49 | 2019-05-13 | STIM | Neuronetics, Inc. | Donato Peter | Officer | SELL | $14.93 | 8,595 | $128,347 | 20,987 |
| 2019-05-14 23:19 | 2019-05-10 | IART | INTEGRA LIFESCIENCES HOLDINGS CORP | SCHADE CHRISTIAN S | Director | OPT+S | $51.56 | 15,658 | $807,328 | 32,633 |
| 2019-05-14 22:29 | 2019-05-10 | CTSO | Cytosorbents Corp | BLOCH KATHLEEN P. | Officer | BUY | $6.49 | 3,000 | $19,476 | 3,000 |
| 2019-05-14 23:44 | 2019-05-14 | OSUR | ORASURE TECHNOLOGIES INC | TANG STEPHEN S PHD | Officer | BUY | $8.56 | 1,000 | $8,560 | 119,960 |
| 2019-05-14 23:41 | 2019-05-13 | OSUR | ORASURE TECHNOLOGIES INC | JERRETT JACK E | Officer | BUY | $8.55 | 10,000 | $85,487 | 91,885 |
| 2019-05-14 23:38 | 2019-05-10 | OSUR | ORASURE TECHNOLOGIES INC | Cuca Roberto | Officer | BUY | $9.03 | 10,000 | $90,314 | 47,575 |
| 2019-05-15 01:47 | 2019-05-13 | DXCM | DEXCOM INC | SAYER KEVIN R | Director, Officer | SELL | $115.73 | 6,000 | $694,365 | 300,100 |
| 2019-05-14 21:02 | 2019-05-13 | BDX | BECTON DICKINSON & CO | Larson Betty D | Officer | OPT+S | $224.97 | 1,700 | $382,447 | 8,843 |
| 2019-05-14 23:57 | 2019-05-13 | TCMD | TACTILE SYSTEMS TECHNOLOGY INC | Folkes Robert J. | Officer | OPT+S | $53.68 | 2,500 | $134,193 | 107,415 |
| 2019-05-14 01:33 | 2019-05-09 | STIM | Neuronetics, Inc. | Donato Peter | Officer | OPT+S | $15.27 | 23,053 | $351,973 | 29,582 |
| 2019-05-13 18:14 | 2019-05-10 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.71 | 7,013 | $4,964 | 14,167,493 |
| 2019-05-14 00:51 | 2019-05-10 | DXCM | DEXCOM INC | Murphy Patrick Michael | Officer | SELL | $116.92 | 400 | $46,768 | 35,860 |
| 2019-05-13 22:00 | 2019-05-09 | PDEX | PRO DEX INC | CABILLOT RAYMOND E | Director, 10% owner | SELL | $17.67 | 3,912 | $69,125 | 425,111 |
| 2019-05-13 23:57 | 2019-05-10 | TCMD | TACTILE SYSTEMS TECHNOLOGY INC | ROCHE KEVIN H | Director | SELL | $57.25 | 10,093 | $577,825 | 45,218 |
| 2019-05-10 23:36 | 2019-05-09 | TFX | TELEFLEX INC | Hicks Cameron P | Officer | OPT+S | $298.14 | 1,500 | $447,217 | 5,376 |
| 2019-05-10 20:41 | 2019-05-09 | MMM | 3M CO | PAGE GREGORY R | Director | BUY | $176.26 | 1,000 | $176,260 | 4,000 |
| 2019-05-11 00:02 | 2019-05-08 | SIBN | SI-BONE, Inc. | RECUPERO ANTHONY J | Officer | OPT+S | $18.00 | 400 | $7,200 | 19,273 |
| 2019-05-10 23:13 | 2019-05-09 | NVCR | NovoCure Ltd | DOYLE WILLIAM F | Director, Officer | SELL | $47.37 | 31,460 | $1,490,386 | 896,463 |
| 2019-05-09 21:08 | 2019-05-07 | MMSI | MERIT MEDICAL SYSTEMS INC | Parra Raul Jr. | Officer | OPT+S | $57.11 | 2,000 | $114,212 | 0 |
| 2019-05-09 20:07 | 2019-05-08 | SYK | STRYKER CORP | Boehnlein Glenn S | Officer | SELL | $188.21 | 2,700 | $508,172 | 23,333 |
| 2019-05-09 17:17 | 2019-05-07 | MMM | 3M CO | PAGE GREGORY R | Director | BUY | $179.60 | 1,000 | $179,600 | 3,000 |
| 2019-05-10 01:38 | 2019-05-08 | TFX | TELEFLEX INC | SMITH BENSON | Director | OPT+S | $294.52 | 8,500 | $2,503,412 | 76,800 |
| 2019-05-09 23:20 | 2019-05-07 | NVCR | NovoCure Ltd | DOYLE WILLIAM F | Director, Officer | OPT+S | $47.60 | 64,316 | $3,061,146 | 869,155 |
| 2019-05-09 23:18 | 2019-05-09 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.74 | 11,000 | $8,107 | 14,160,480 |
| 2019-05-08 21:12 | 2019-05-07 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.78 | 7,506 | $5,832 | 14,149,480 |
Sector-Wide Insider Alpha
Analyzing insider movements across the Surgical & Medical Instruments & Apparatus sector provides a macro-view of executive conviction. When multiple leaders in different companies within the same SIC code (3841) simultaneously buy shares, it often indicates an industry-wide undervaluation or a positive shift in market cycles.
SEC Filings in Surgical & Medical Instruments & Apparatus
Every transaction in the Surgical & Medical Instruments & Apparatus industry is reported via Form 4 disclosures. By filtering these filings by industry, investors can detect institutional-scale sentiment shifts before they are reflected in broader market indices, following the capital flow of those with intimate industry knowledge.
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.