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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2019-05-09 01:30 | 2019-05-08 | PDEX | PRO DEX INC | CABILLOT RAYMOND E | Director, 10% owner | SELL | $17.54 | 1,100 | $19,294 | 429,023 |
| 2019-05-07 18:17 | 2019-05-06 | SYK | STRYKER CORP | Sagar Bijoy | Officer | SELL | $190.43 | 2,000 | $380,855 | 3,350 |
| 2019-05-07 23:47 | 2019-05-06 | CRY | Artivion Inc. | Holloway Jean F | Officer | OPT+S | $32.00 | 8,654 | $276,928 | 58,366 |
| 2019-05-07 23:53 | 2019-05-03 | CRY | Artivion Inc. | Mackin James P | Officer | SELL | $31.31 | 50,000 | $1,565,690 | 220,731 |
| 2019-05-07 20:30 | 2019-05-03 | RMD | RESMED INC | PENDARVIS DAVID | Officer | OPT+S | $112.58 | 4,367 | $491,637 | 118,122 |
| 2019-05-07 23:28 | 2019-05-06 | NVCR | NovoCure Ltd | DOYLE WILLIAM F | Director, Officer | OPT+S | $48.07 | 29,038 | $1,395,915 | 815,935 |
| 2019-05-07 23:48 | 2019-05-03 | CRY | Artivion Inc. | LEE DAVID ASHLEY | Officer | OPT+S | $31.36 | 25,255 | $791,959 | 275,655 |
| 2019-05-07 01:09 | 2019-05-02 | SIBN | SI-BONE, Inc. | Yerby Scott A | Officer | SELL | $16.80 | 1,024 | $17,201 | 195,320 |
| 2019-05-07 01:05 | 2019-05-06 | RDGL | VIVOS INC | Korenko Michael K | Officer | BUY | $0.00 | 1,000,000 | $3,900 | 35,862,136 |
| 2019-05-07 00:33 | 2019-05-03 | TNDM | TANDEM DIABETES CARE INC | Vosseller Leigh | Officer | OPT+S | $65.14 | 10,000 | $651,400 | 2,009 |
| 2019-05-07 00:26 | 2019-05-03 | TNDM | TANDEM DIABETES CARE INC | BERGER DAVID B | Officer | OPT+S | $63.09 | 2,000 | $126,180 | 1,765 |
| 2019-05-07 00:48 | 2019-05-03 | NVCR | NovoCure Ltd | DOYLE WILLIAM F | Director, Officer | OPT+S | $45.21 | 29,966 | $1,354,643 | 786,205 |
| 2019-05-07 00:42 | 2019-05-06 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.72 | 1,782 | $1,290 | 14,141,974 |
| 2019-05-03 23:15 | 2019-05-02 | NVCR | NovoCure Ltd | Shah Pritesh | Officer | OPT+S | $43.80 | 1,204 | $52,729 | 77,342 |
| 2019-05-03 23:52 | 2019-05-01 | INSP | Inspire Medical Systems, Inc. | Ban Randy | Officer | SELL | $50.09 | 10,074 | $504,589 | 10,900 |
| 2019-05-04 02:23 | 2019-05-01 | RMD | RESMED INC | Hollingshead James | Officer | OPT+S | $104.51 | 1,600 | $167,216 | 78,857 |
| 2019-05-04 02:29 | 2019-05-01 | CRY | Artivion Inc. | Holloway Jean F | Officer | OPT+S | $31.50 | 10,000 | $315,000 | 58,366 |
| 2019-05-04 00:30 | 2019-05-02 | TNDM | TANDEM DIABETES CARE INC | Allen Dick | Director | SELL | $61.34 | 17,000 | $1,042,816 | 10,000 |
| 2019-05-04 02:22 | 2019-05-01 | PEN | Penumbra Inc | Kosaraju Sridhar | Officer | SELL | $130.25 | 5,000 | $651,226 | 182,351 |
| 2019-05-04 00:45 | 2019-05-01 | SIBN | SI-BONE, Inc. | RECUPERO ANTHONY J | Officer | OPT+S | $16.88 | 1,000 | $16,881 | 19,273 |
| 2019-05-03 18:27 | 2019-05-02 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.69 | 12,500 | $8,638 | 14,140,192 |
| 2019-05-03 16:24 | 2019-05-02 | ARAY | Accuray Incorporated | Spine Patrick | Officer | SELL | $4.04 | 1,921 | $7,761 | 29,329 |
| 2019-05-03 23:09 | 2019-05-01 | BAX | BAXTER INTERNATIONAL INC | STALLKAMP THOMAS T | Director | SELL | $76.20 | 1,000 | $76,200 | 4,737 |
| 2019-05-02 23:18 | 2019-05-01 | BSX | BOSTON SCIENTIFIC CORP | Mackey Edward F | Officer | SELL | $36.83 | 55,320 | $2,037,297 | 27,117 |
| 2019-05-02 23:18 | 2019-05-01 | BSX | BOSTON SCIENTIFIC CORP | Pierce David A | Officer | OPT+S | $37.10 | 5,000 | $185,500 | 24,201 |
| 2019-05-03 03:57 | 2019-04-30 | SYK | STRYKER CORP | Doliveux Roch | Director | BUY | $188.77 | 43 | $8,117 | 19,738 |
| 2019-05-03 00:44 | 2019-04-30 | ATEC | Alphatec Holdings, Inc. | Hunsaker Craig E | Officer | SELL | $4.00 | 50,000 | $200,000 | 626,014 |
| 2019-05-02 14:02 | 2019-04-30 | ATRC | AtriCure, Inc. | Noznesky Justin J | Officer | OPT+S | $30.00 | 15,000 | $450,000 | 104,068 |
| 2019-05-02 17:48 | 2019-05-01 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.71 | 3,500 | $2,478 | 14,127,692 |
| 2019-05-02 01:13 | 2019-04-30 | RMD | RESMED INC | Sandercock Brett | Officer | SELL | $102.98 | 3,000 | $308,940 | 82,390 |
| 2019-05-01 14:05 | 2019-04-30 | ATRC | AtriCure, Inc. | Wade M. Andrew | Officer | SELL | $30.00 | 9,850 | $295,500 | 166,824 |
| 2019-05-01 17:21 | 2019-04-30 | WST | WEST PHARMACEUTICAL SERVICES INC | Malone Daniel | Officer | OPT+S | $123.03 | 4,458 | $548,477 | 29,020 |
| 2019-05-01 00:01 | 2019-04-29 | DRIO | DarioHealth Corp. | Karah Hila | Director | BUY | $0.00 | 25,109 | $0 | 130,992 |
| 2019-05-01 00:01 | 2019-04-29 | DRIO | DarioHealth Corp. | Raphael Erez | Director, Officer | BUY | $0.00 | 497,010 | $0 | 1,894,446 |
| 2019-05-01 00:01 | 2019-04-29 | DRIO | DarioHealth Corp. | Kamer Allen | Director | BUY | $0.00 | 15,065 | $0 | 78,420 |
| 2019-05-01 00:01 | 2019-04-29 | DRIO | DarioHealth Corp. | Shaked Yoav | Director | BUY | $0.00 | 300,757 | $0 | 324,389 |
| 2019-05-01 03:02 | 2019-04-29 | RDGL | VIVOS INC | Korenko Michael K | Officer | BUY | $0.00 | 435,000 | $1,392 | 34,862,136 |
| 2019-05-01 04:05 | 2018-04-26 | SIBN | SI-BONE, Inc. | FRANCIS LAURA | Officer | OPT+S | $16.54 | 3,968 | $65,612 | 70,524 |
| 2019-04-30 17:42 | 2019-04-29 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.72 | 2,500 | $1,803 | 14,124,192 |
| 2019-05-01 04:00 | 2019-04-29 | PDEX | PRO DEX INC | CABILLOT RAYMOND E | Director, 10% owner | SELL | $17.66 | 8,977 | $158,534 | 430,123 |
| 2019-04-29 23:32 | 2019-04-25 | SYK | STRYKER CORP | FRANCESCONI LOUISE | Director | SELL | $187.25 | 2,679 | $501,648 | 15,598 |
| 2019-04-27 00:36 | 2019-04-25 | TFX | TELEFLEX INC | Klasko Stephen K. M.D. | Director | OPT+S | $277.14 | 200 | $55,428 | 389 |
| 2019-04-27 00:37 | 2019-04-24 | TFX | TELEFLEX INC | SMITH BENSON | Director | OPT+S | $278.02 | 8,460 | $2,352,067 | 76,453 |
| 2019-04-27 00:41 | 2019-04-25 | PDEX | PRO DEX INC | CABILLOT RAYMOND E | Director, 10% owner | SELL | $16.79 | 31,011 | $520,752 | 439,100 |
| 2019-04-25 14:31 | 2019-04-24 | SNWW | SANUWAVE Health, Inc. | Stolarski Anthony Michael | Director | BUY | $0.08 | 2,475,000 | $198,000 | 6,199,626 |
| 2019-04-25 14:29 | 2019-04-24 | SNWW | SANUWAVE Health, Inc. | Richardson Kevin A II | Director | BUY | $0.03 | 137,500 | $4,593 | 226,250 |
| 2019-04-25 02:58 | 2019-04-23 | DXCM | DEXCOM INC | DOUBLEDAY RICHARD | Officer | SELL | $116.98 | 2,016 | $235,838 | 10,080 |
| 2019-04-25 02:58 | 2019-04-23 | DXCM | DEXCOM INC | Pacelli Steven Robert | Officer | SELL | $116.61 | 3,596 | $419,329 | 96,371 |
| 2019-04-25 04:00 | 2019-04-23 | PDEX | PRO DEX INC | CABILLOT RAYMOND E | Director, 10% owner | SELL | $16.05 | 7,451 | $119,551 | 470,111 |
| 2019-04-23 21:28 | 2019-04-22 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.66 | 5,914 | $3,909 | 14,121,692 |
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.