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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2018-03-28 21:55 | 2018-03-26 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.98 | 1,500 | $1,472 | 13,362,188 |
| 2018-03-27 23:27 | 2018-03-26 | TFX | TELEFLEX INC | BABICH GEORGE JR | Director | OPT+S | $254.53 | 2,500 | $636,325 | 8,583 |
| 2018-03-28 01:54 | 2018-03-23 | DXCM | DEXCOM INC | DOUBLEDAY RICHARD | Officer | SELL | $68.44 | 2,581 | $176,643 | 11,391 |
| 2018-03-23 21:48 | 2018-03-22 | SYK | STRYKER CORP | Becker Yin C | Officer | SELL | $162.90 | 3,848 | $626,832 | 8,752 |
| 2018-03-23 23:34 | 2018-03-22 | SYK | STRYKER CORP | Lobo Kevin | Director, Officer | SELL | $162.90 | 39,808 | $6,484,588 | 49,443 |
| 2018-03-24 00:00 | 2018-03-23 | SYK | STRYKER CORP | Owen Katherine Ann | Officer | SELL | $160.23 | 2,572 | $412,114 | 10,483 |
| 2018-03-23 23:58 | 2018-03-23 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.99 | 8,000 | $7,891 | 13,360,688 |
| 2018-03-23 00:11 | 2018-03-20 | TCMD | TACTILE SYSTEMS TECHNOLOGY INC | Rishe Bryan | Officer | SELL | $31.02 | 1,500 | $46,530 | 91,085 |
| 2018-03-21 23:14 | 2018-03-20 | BSX | BOSTON SCIENTIFIC CORP | Sorenson John Bradley | Officer | SELL | $27.63 | 2,200 | $60,786 | 34,636 |
| 2018-03-21 23:51 | 2018-03-20 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.96 | 9,500 | $9,167 | 13,352,688 |
| 2018-03-21 22:23 | 2018-03-19 | ICUI | ICU MEDICAL INC/DE | LOPEZ GEORGE A | Director, 10% owner | SELL | $251.37 | 33,000 | $8,295,306 | 494,716 |
| 2018-03-21 01:47 | 2018-03-19 | BSX | BOSTON SCIENTIFIC CORP | Brennan Daniel J. | Officer | OPT+S | $27.87 | 60,209 | $1,678,013 | 279,183 |
| 2018-03-21 02:00 | 2018-03-16 | IRMD | IRADIMED CORP | Susi Roger E. | Director, Officer, 10% owner | BUY | $13.85 | 1,000 | $13,850 | 21,000 |
| 2018-03-20 17:14 | 2018-03-16 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.97 | 4,000 | $3,882 | 13,343,188 |
| 2018-03-21 01:29 | 2018-03-16 | PODD | INSULET CORP | Thomas Bradley A | Officer | SELL | $85.00 | 3,500 | $297,500 | 66,828 |
| 2018-03-21 00:44 | 2018-03-16 | TCMD | TACTILE SYSTEMS TECHNOLOGY INC | Folkes Robert J. | Officer | OPT+S | $31.80 | 2,482 | $78,928 | 119,403 |
| 2018-03-20 00:42 | 2018-03-15 | SYK | STRYKER CORP | Floyd David | Officer | OPT+S | $166.58 | 55,119 | $9,181,844 | 8,760 |
| 2018-03-19 19:38 | 2018-03-15 | RMD | RESMED INC | Sandercock Brett | Officer | SELL | $98.53 | 2,000 | $197,060 | 73,072 |
| 2018-03-20 02:22 | 2018-03-15 | IRMD | IRADIMED CORP | Waldman Louis S. | Officer | SELL | $13.83 | 30,000 | $415,026 | 60,000 |
| 2018-03-19 23:39 | 2018-03-15 | PEN | Penumbra Inc | Rothman Lynn | Officer | SELL | $125.02 | 6,000 | $750,120 | 144,319 |
| 2018-03-19 17:18 | 2018-03-15 | CTSO | Cytosorbents Corp | BLOCH KATHLEEN P. | Officer | OPT+S | $8.25 | 11,176 | $92,202 | 250,070 |
| 2018-03-20 03:08 | 2018-03-15 | DXCM | DEXCOM INC | GREGG TERRANCE H | Director, Officer | SELL | $65.51 | 10,000 | $655,122 | 10,882 |
| 2018-03-17 00:44 | 2018-03-14 | REPR | KORU Medical Systems, Inc. | Manko Joseph M. Jr. | Director, 10% owner | BUY | $1.29 | 63,110 | $81,292 | 1,123,110 |
| 2018-03-17 00:29 | 2018-03-16 | INFU | InfuSystem Holdings, Inc | Meridian OHC Partners, LP | Director, 10% owner | BUY | $2.40 | 20,000 | $48,000 | 3,155,652 |
| 2018-03-17 01:37 | 2018-03-15 | PODD | INSULET CORP | Alpuche Charles | Officer | SELL | $84.65 | 7,090 | $600,169 | 42,973 |
| 2018-03-17 01:32 | 2018-03-14 | PODD | INSULET CORP | Thomas Bradley A | Officer | SELL | $83.81 | 7,250 | $607,623 | 70,328 |
| 2018-03-17 01:25 | 2018-03-14 | PODD | INSULET CORP | Fallon John A. | Director | SELL | $84.10 | 9,000 | $756,913 | 9,558 |
| 2018-03-15 23:08 | 2018-03-14 | BSX | BOSTON SCIENTIFIC CORP | Ballinger Kevin J. | Officer | OPT+S | $28.32 | 42,803 | $1,212,322 | 71,151 |
| 2018-03-15 23:20 | 2018-03-14 | IART | INTEGRA LIFESCIENCES HOLDINGS CORP | Coleman Glenn | Officer | SELL | $56.10 | 8,769 | $491,967 | 35,487 |
| 2018-03-15 20:28 | 2018-03-13 | CTSO | Cytosorbents Corp | BLOCH KATHLEEN P. | Officer | OPT+S | $8.25 | 1,104 | $9,108 | 250,070 |
| 2018-03-16 00:10 | 2018-03-15 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.97 | 1,600 | $1,552 | 13,339,188 |
| 2018-03-15 18:47 | 2018-03-14 | RP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.97 | 6,000 | $5,830 | 13,337,588 |
| 2018-03-16 00:25 | 2018-03-12 | CERS | CERUS CORP | CORASH LAURENCE M | Director, Officer | BUY | $5.15 | 150,011 | $773,202 | 1,602,591 |
| 2018-03-15 04:30 | 2018-03-12 | SNOA | Sonoma Pharmaceuticals, Inc. | Miller Robert E | Officer | BUY | $4.06 | 2,400 | $9,756 | 18,868 |
| 2018-03-14 23:34 | 2018-03-13 | ATRC | AtriCure, Inc. | Krell Elizabeth D | Director | OPT+S | $20.00 | 10,000 | $200,000 | 19,967 |
| 2018-03-14 18:08 | 2018-03-12 | UTMD | UTAH MEDICAL PRODUCTS INC | CORNWELL KEVIN L | Director, Officer | SELL | $93.97 | 1,100 | $103,365 | 232,392 |
| 2018-03-14 19:41 | 2018-03-13 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.99 | 6,634 | $6,534 | 13,331,588 |
| 2018-03-15 00:06 | 2018-03-12 | PEN | Penumbra Inc | Evans Robert D. | Officer | SELL | $121.03 | 10,000 | $1,210,300 | 160,775 |
| 2018-03-14 16:12 | 2018-03-13 | BDX | BECTON DICKINSON & CO | Polen Thomas E Jr | Officer | OPT+S | $227.00 | 1,877 | $426,079 | 12,178 |
| 2018-03-14 00:09 | 2018-03-12 | KIDS | ORTHOPEDIATRICS CORP | Berry Bernie B III | Director | BUY | $18.07 | 3,747 | $67,708 | 42,010 |
| 2018-03-14 00:09 | 2018-03-12 | KIDS | ORTHOPEDIATRICS CORP | Pelizzon David R | Director | BUY | $17.50 | 1,000 | $17,500 | 11,000 |
| 2018-03-14 00:42 | 2018-03-09 | SNOA | Sonoma Pharmaceuticals, Inc. | Miller Robert E | Officer | BUY | $3.97 | 2,400 | $9,516 | 16,468 |
| 2018-03-13 23:08 | 2018-03-09 | NEPH | NEPHROS INC | Astor Andrew | Officer | BUY | $0.48 | 5,000 | $2,375 | 340,459 |
| 2018-03-14 00:15 | 2018-03-12 | TFX | TELEFLEX INC | BABICH GEORGE JR | Director | OPT+S | $268.53 | 2,500 | $671,325 | 8,583 |
| 2018-03-14 04:28 | 2018-03-12 | CERS | CERUS CORP | Greenman William Mariner | Director, Officer | OPT+S | $4.94 | 17,766 | $87,794 | 354,779 |
| 2018-03-14 04:27 | 2018-03-12 | CERS | CERUS CORP | Green Kevin Dennis | Officer | OPT+S | $4.94 | 4,737 | $23,409 | 60,825 |
| 2018-03-14 04:26 | 2018-03-12 | CERS | CERUS CORP | Menard Chrystal | Officer | OPT+S | $4.94 | 4,610 | $22,793 | 25,628 |
| 2018-03-14 04:25 | 2018-03-12 | CERS | CERUS CORP | Moore Carol | Officer | OPT+S | $4.94 | 4,686 | $23,152 | 40,841 |
| 2018-03-14 04:23 | 2018-03-12 | CERS | CERUS CORP | Benjamin Richard J | Officer | OPT+S | $4.98 | 3,680 | $18,328 | 8,652 |
| 2018-03-12 21:27 | 2018-03-08 | SYK | STRYKER CORP | Becker Yin C | Officer | OPT+S | $165.96 | 23,221 | $3,853,841 | 10,499 |
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.