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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2008-11-21 02:07 | 2008-11-19 | DXCM | DEXCOM INC | GREGG TERRANCE H | Director, Officer | BUY | $1.96 | 40,000 | $78,280 | 162,213 |
| 2008-11-20 22:02 | 2008-11-19 | DXCM | DEXCOM INC | VALDES JORGE A | Officer | BUY | $1.90 | 2,500 | $4,750 | 10,701 |
| 2008-11-20 00:10 | 2008-11-17 | BSX | BOSTON SCIENTIFIC CORP | NICHOLAS PETER M | Director | SELL | $7.31 | 553,900 | $4,047,292 | 29,556,977 |
| 2008-11-20 00:09 | 2008-11-18 | BSX | BOSTON SCIENTIFIC CORP | ABELE JOHN E | Director | SELL | $7.26 | 300,000 | $2,177,700 | 36,743,054 |
| 2008-11-20 00:08 | 2008-11-18 | BSX | BOSTON SCIENTIFIC CORP | NICHOLAS NJ JR | Director | BUY | $7.34 | 10,000 | $73,400 | 110,000 |
| 2008-11-19 22:26 | 2008-11-18 | PODD | INSULET CORP | SOMMER REGINA O | Director | BUY | $4.55 | 5,500 | $25,032 | 5,500 |
| 2008-11-19 19:33 | 2008-11-18 | BDX | BECTON DICKINSON & CO | BECTON HENRY P JR | Director | SELL | $65.43 | 3,075 | $201,197 | 215,393 |
| 2008-11-19 00:04 | 2008-11-14 | BSX | BOSTON SCIENTIFIC CORP | NICHOLAS PETER M | Director | SELL | $7.85 | 4,600 | $36,110 | 30,110,877 |
| 2008-11-19 04:53 | 2008-11-06 | ATEC | Alphatec Holdings, Inc. | Lubischer Stephen | Officer | BUY | $3.07 | 7,000 | $21,483 | 82,124 |
| 2008-11-18 22:14 | 2008-11-14 | PODD | INSULET CORP | LIAMOS CHARLES T | Director | BUY | $4.39 | 3,000 | $13,181 | 3,000 |
| 2008-11-19 01:36 | 2008-11-17 | CYTX | PLUS THERAPEUTICS, INC. | HENRIKSEN RONALD D | Director | BUY | $2.66 | 5,000 | $13,285 | 23,161 |
| 2008-11-17 19:36 | 2008-11-13 | DCTH | DELCATH SYSTEMS, INC. | Taney Richard | Director, Officer | BUY | $0.89 | 10,000 | $8,900 | 161,000 |
| 2008-11-17 22:45 | 2008-11-10 | ATEC | Alphatec Holdings, Inc. | Ravitch Richard | Director | BUY | $3.71 | 10,000 | $37,080 | 20,000 |
| 2008-11-17 21:42 | 2008-11-07 | ATEC | Alphatec Holdings, Inc. | Wulff Peter C | Officer | BUY | $3.20 | 7,500 | $24,000 | 7,500 |
| 2008-11-18 00:22 | 2008-11-14 | NEP | NEPHROS INC | Enso Capital Management LLC | 10% owner | SELL | $0.09 | 200,000 | $17,060 | 2,164,401 |
| 2008-11-18 00:29 | 2008-11-14 | IART | INTEGRA LIFESCIENCES HOLDINGS CORP | HENNEMAN JOHN B III | Officer | OPT+S | $33.35 | 21,056 | $702,154 | 32,078 |
| 2008-11-15 00:02 | 2008-11-13 | ICUI | ICU MEDICAL INC/DE | LOPEZ GEORGE A | Director, Officer | SELL | $30.73 | 2,895 | $88,972 | 761,313 |
| 2008-11-15 00:02 | 2008-11-13 | ICUI | ICU MEDICAL INC/DE | LOPEZ GEORGE A | Director, Officer | SELL | $31.13 | 29,345 | $913,422 | 764,208 |
| 2008-11-15 00:02 | 2008-11-13 | ICUI | ICU MEDICAL INC/DE | LOPEZ GEORGE A | Director, Officer | SELL | $30.80 | 30,703 | $945,655 | 793,553 |
| 2008-11-15 00:01 | 2008-11-13 | ICUI | ICU MEDICAL INC/DE | LOPEZ GEORGE A | Director, Officer | SELL | $30.15 | 31,770 | $957,926 | 824,256 |
| 2008-11-15 00:41 | 2008-11-13 | MELA | STRATA Skin Sciences, Inc. | Cleary Martin D | Director | BUY | $2.98 | 10,300 | $30,700 | 25,443 |
| 2008-11-15 01:00 | 2008-11-13 | BAX | BAXTER INTERNATIONAL INC | Shapazian Carole J Uhrich | Director | OPT+S | $57.85 | 4,180 | $241,813 | 2,030 |
| 2008-11-14 00:19 | 2008-11-11 | PODD | INSULET CORP | Zakrzewski Joseph S | Director | BUY | $4.71 | 5,000 | $23,550 | 5,000 |
| 2008-11-13 22:44 | 2008-11-11 | PODD | INSULET CORP | BOESS CARSTEN | Officer | BUY | $5.07 | 23,240 | $117,827 | 23,240 |
| 2008-11-13 22:36 | 2008-11-11 | PODD | INSULET CORP | Eichhorn Gary | Director | BUY | $4.52 | 20,000 | $90,376 | 60,038 |
| 2008-11-13 17:40 | 2008-11-11 | MELA | STRATA Skin Sciences, Inc. | Cleary Martin D | Director | BUY | $2.84 | 9,900 | $28,080 | 15,343 |
| 2008-11-13 19:47 | 2008-11-12 | MELA | STRATA Skin Sciences, Inc. | Cleary Martin D | Director | BUY | $2.90 | 1,390 | $4,031 | 15,143 |
| 2008-11-12 18:50 | 2008-11-10 | MMM | 3M CO | MacDonald Robert D III | Officer | OPT+S | $65.94 | 2,104 | $138,738 | 24,758 |
| 2008-11-12 22:04 | 2008-11-11 | OFIX | Orthofix Medical Inc. | GERO JAMES | Director, Officer | BUY | $12.99 | 20,000 | $259,764 | 122,504 |
| 2008-11-12 18:02 | 2008-11-10 | NEP | NEPHROS INC | Enso Capital Management LLC | 10% owner | SELL | $0.13 | 64,000 | $8,467 | 2,364,401 |
| 2008-11-12 18:40 | 2008-11-11 | ATRC | AtriCure, Inc. | ROBARDS KAREN P | Director | BUY | $4.01 | 3,000 | $12,030 | 174,499 |
| 2008-11-13 00:09 | 2008-11-07 | OSUR | ORASURE TECHNOLOGIES INC | Patrick Charles W | Director | BUY | $3.38 | 15,000 | $50,760 | 15,000 |
| 2008-11-13 02:35 | 2008-11-12 | ICUI | ICU MEDICAL INC/DE | LOPEZ GEORGE A | Director, Officer | SELL | $31.56 | 727 | $22,943 | 761,313 |
| 2008-11-13 02:35 | 2008-11-12 | ICUI | ICU MEDICAL INC/DE | LOPEZ GEORGE A | Director, Officer | SELL | $31.23 | 10,073 | $314,567 | 762,040 |
| 2008-11-13 02:34 | 2008-11-11 | ICUI | ICU MEDICAL INC/DE | LOPEZ GEORGE A | Director, Officer | SELL | $33.55 | 2,192 | $73,545 | 761,313 |
| 2008-11-13 02:34 | 2008-11-11 | ICUI | ICU MEDICAL INC/DE | LOPEZ GEORGE A | Director, Officer | SELL | $33.13 | 7,176 | $237,757 | 763,505 |
| 2008-11-10 21:32 | 2008-11-07 | DCTH | DELCATH SYSTEMS, INC. | Philips Laura A | Director | BUY | $1.03 | 10,000 | $10,284 | 32,000 |
| 2008-11-10 23:16 | 2008-11-07 | ECI | ENCISION INC | FRIES ROBERT H | Director | BUY | $1.14 | 14,000 | $16,001 | 58,500 |
| 2008-11-10 22:30 | 2008-11-06 | ANIK | Anika Therapeutics Inc. | QUINLAN KEVIN W | Officer | BUY | $5.27 | 2,000 | $10,540 | 5,000 |
| 2008-11-10 20:12 | 2008-11-05 | NEP | NEPHROS INC | Enso Capital Management LLC | 10% owner | SELL | $0.13 | 1,106,955 | $142,244 | 2,428,401 |
| 2008-11-08 00:08 | 2008-11-05 | CRY | Artivion Inc. | ANDERSON STEVEN G | Director, Officer | SELL | $12.46 | 25,000 | $311,500 | 1,136,274 |
| 2008-11-08 00:50 | 2008-11-06 | ATRC | AtriCure, Inc. | Collar Mark A | Director | BUY | $3.00 | 6,600 | $19,790 | 8,600 |
| 2008-11-08 01:03 | 2008-11-07 | ICUI | ICU MEDICAL INC/DE | BRUMMETT BURCAR ALISON | Officer | SELL | $32.87 | 1,162 | $38,195 | 0 |
| 2008-11-07 21:35 | 2008-11-06 | ATRC | AtriCure, Inc. | ROBARDS KAREN P | Director | BUY | $3.02 | 5,000 | $15,079 | 171,499 |
| 2008-11-06 20:53 | 2008-08-08 | ATEC | Alphatec Holdings, Inc. | Berkowitz Mortimer III | Director, 10% owner | BUY | $4.96 | 5,000 | $24,823 | 16,105,839 |
| 2008-11-07 00:06 | 2008-11-06 | ATRC | AtriCure, Inc. | Piton Julie A | Officer | BUY | $3.09 | 5,000 | $15,450 | 5,000 |
| 2008-11-07 02:04 | 2008-11-05 | HAE | HAEMONETICS CORP | GRANADILLO PEDRO P | Director | BUY | $57.95 | 3,500 | $202,829 | 9,941 |
| 2008-11-06 22:27 | 2008-11-04 | ATEC | Alphatec Holdings, Inc. | GLYNN JAMES R | Director | BUY | $3.49 | 15,000 | $52,343 | 15,000 |
| 2008-11-05 19:12 | 2008-10-17 | NEP | NEPHROS INC | Enso Capital Management LLC | 10% owner | SELL | $0.00 | 0 | $0 | 3,446,001 |
| 2008-11-06 01:37 | 2008-11-05 | ICUI | ICU MEDICAL INC/DE | LOPEZ GEORGE A | Director, Officer | SELL | $34.00 | 10,139 | $344,736 | 761,481 |
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.