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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2014-10-15 01:05 | 2014-10-13 | DXCM | DEXCOM INC | Balo Andrew K | Officer | OPT+S | $40.42 | 10,000 | $404,165 | 150,130 |
| 2014-10-11 00:09 | 2014-10-08 | DXCM | DEXCOM INC | VALDES JORGE A | Officer | OPT+S | $40.29 | 16,000 | $644,651 | 118,748 |
| 2014-10-09 16:11 | 2014-10-06 | VYCO | VYCOR MEDICAL INC | FOUNTAINHEAD CAPITAL MANAGEMENT LTD | 10% owner | BUY | $2.35 | 6,383 | $15,000 | 2,358,464 |
| 2014-10-09 22:15 | 2014-10-09 | SYK | STRYKER CORP | STRYKER RONDA E | Director | SELL | $83.90 | 7,000 | $587,270 | 10,594,682 |
| 2014-10-09 23:06 | 2014-10-08 | BSX | BOSTON SCIENTIFIC CORP | MARIO ERNEST | Director | SELL | $12.06 | 10,000 | $120,600 | 267,855 |
| 2014-10-09 00:00 | 2014-10-07 | SYK | STRYKER CORP | STRYKER RONDA E | Director | SELL | $83.04 | 14,000 | $1,162,560 | 10,601,682 |
| 2014-10-08 18:35 | 2014-10-06 | CTSO | Cytosorbents Corp | Kraus Al | Director | OPT+S | $0.23 | 50,000 | $11,405 | 1,393,631 |
| 2014-10-09 01:00 | 2014-10-06 | CMXI | Nuo Therapeutics, Inc. | TOZER DEAN | Officer | BUY | $0.36 | 33,300 | $11,988 | 200,000 |
| 2014-10-06 23:06 | 2014-10-03 | SYK | STRYKER CORP | STRYKER RONDA E | Director | SELL | $82.96 | 14,000 | $1,161,467 | 10,615,682 |
| 2014-10-07 03:27 | 2014-10-03 | RMD | RESMED INC | PENDARVIS DAVID | Officer | OPT+S | $49.84 | 5,000 | $249,200 | 75,206 |
| 2014-10-04 01:35 | 2014-10-01 | TNDM | TANDEM DIABETES CARE INC | Sheridan John F | Officer | OPT+S | $13.07 | 2,000 | $26,136 | 1,198 |
| 2014-10-04 03:04 | 2014-10-01 | RMD | RESMED INC | Douglas Robert Andrew | Officer | OPT+S | $49.11 | 8,000 | $392,880 | 38,130 |
| 2014-10-03 23:11 | 2014-10-01 | PODD | INSULET CORP | LIAMOS CHARLES T | Director | OPT+S | $36.58 | 4,000 | $146,320 | 100,733 |
| 2014-10-03 23:09 | 2014-10-01 | PODD | INSULET CORP | Diehl R Anthony | Officer | OPT+S | $36.59 | 1,250 | $45,738 | 47,875 |
| 2014-10-02 23:19 | 2014-10-01 | SYK | STRYKER CORP | STRYKER RONDA E | Director | SELL | $81.01 | 14,000 | $1,134,182 | 10,629,682 |
| 2014-10-01 21:38 | 2014-09-29 | CTSO | Cytosorbents Corp | Kraus Al | Director | OPT+S | $0.23 | 50,000 | $11,275 | 1,393,631 |
| 2014-10-01 02:58 | 2014-09-26 | SYK | STRYKER CORP | STRYKER RONDA E | Director | SELL | $81.26 | 21,000 | $1,706,527 | 10,643,682 |
| 2014-09-29 21:03 | 2014-09-25 | CTSO | Cytosorbents Corp | Kraus Al | Director | OPT+S | $0.23 | 41,500 | $9,358 | 1,393,631 |
| 2014-09-25 23:01 | 2014-09-23 | SYK | STRYKER CORP | STRYKER RONDA E | Director | SELL | $81.69 | 21,000 | $1,715,570 | 10,664,682 |
| 2014-09-26 03:30 | 2014-09-25 | DXCM | DEXCOM INC | Balo Andrew K | Officer | OPT+S | $40.71 | 10,000 | $407,072 | 150,130 |
| 2014-09-24 19:30 | 2014-09-22 | CTSO | Cytosorbents Corp | Kraus Al | Director | OPT+S | $0.23 | 8,500 | $1,920 | 1,393,631 |
| 2014-09-25 01:43 | 2014-09-23 | DXCM | DEXCOM INC | DOUBLEDAY RICHARD | Officer | OPT+S | $40.32 | 4,000 | $161,262 | 119,950 |
| 2014-09-25 01:42 | 2014-09-23 | DXCM | DEXCOM INC | Pacelli Steven Robert | Officer | OPT+S | $40.32 | 14,000 | $564,483 | 228,866 |
| 2014-09-23 01:18 | 2014-09-18 | SYK | STRYKER CORP | STRYKER RONDA E | Director | SELL | $83.36 | 21,000 | $1,750,539 | 10,685,682 |
| 2014-09-22 23:12 | 2014-09-15 | CTSO | Cytosorbents Corp | Gunton James T. | Director, 10% owner | SELL | $0.24 | 17,600 | $4,224 | 1,384,551 |
| 2014-09-19 01:38 | 2014-09-18 | DXCM | DEXCOM INC | ROPER JESS | Officer | OPT+S | $41.91 | 8,000 | $335,306 | 83,342 |
| 2014-09-18 01:24 | 2014-09-15 | RMD | RESMED INC | Farrell Michael J. | Officer | OPT+S | $52.41 | 3,200 | $167,712 | 143,847 |
| 2014-09-18 02:13 | 2014-09-15 | SYK | STRYKER CORP | STRYKER RONDA E | Director | SELL | $83.53 | 21,000 | $1,754,092 | 10,706,682 |
| 2014-09-18 01:59 | 2014-09-15 | DXCM | DEXCOM INC | GREGG TERRANCE H | Director, Officer | OPT+S | $41.14 | 35,000 | $1,439,977 | 630,389 |
| 2014-09-17 02:07 | 2014-08-29 | ATEC | Alphatec Holdings, Inc. | Asai Mitsuo | Officer | BUY | $1.60 | 30,000 | $48,000 | 159,380 |
| 2014-09-16 22:37 | 2014-09-15 | CTSO | Cytosorbents Corp | Kraus Al | Director | OPT+S | $0.23 | 50,000 | $11,430 | 1,393,631 |
| 2014-09-17 00:00 | 2014-09-12 | CMXI | Nuo Therapeutics, Inc. | TOZER DEAN | Officer | BUY | $0.45 | 40,000 | $18,000 | 166,700 |
| 2014-09-16 00:02 | 2014-09-12 | MRIC | ClearPoint Neuro, Inc. | SPENCER JOHN N JR | Director | BUY | $1.18 | 16,000 | $18,880 | 7,500 |
| 2014-09-16 00:15 | 2014-09-11 | CTSO | Cytosorbents Corp | Gunton James T. | Director, 10% owner | SELL | $0.24 | 30,450 | $7,308 | 1,402,151 |
| 2014-09-16 03:57 | 2014-09-12 | DXCM | DEXCOM INC | LISTER JOHN | Officer | OPT+S | $43.70 | 3,518 | $153,739 | 104,825 |
| 2014-09-12 20:26 | 2014-09-10 | SYK | STRYKER CORP | STRYKER RONDA E | Director | SELL | $83.69 | 21,000 | $1,757,469 | 10,727,682 |
| 2014-09-12 23:23 | 2014-09-10 | PODD | INSULET CORP | LIAMOS CHARLES T | Director | OPT+S | $35.17 | 4,000 | $140,664 | 100,733 |
| 2014-09-13 03:02 | 2014-09-11 | DXCM | DEXCOM INC | Balo Andrew K | Officer | OPT+S | $42.97 | 10,000 | $429,706 | 154,534 |
| 2014-09-10 20:05 | 2014-09-08 | SYK | STRYKER CORP | STRYKER RONDA E | Director | SELL | $84.12 | 14,000 | $1,177,635 | 10,748,682 |
| 2014-09-11 02:42 | 2014-09-08 | DXCM | DEXCOM INC | VALDES JORGE A | Officer | OPT+S | $42.98 | 16,000 | $687,736 | 142,621 |
| 2014-09-09 23:59 | 2014-09-08 | CRY | Artivion Inc. | Anderson Bruce G. | Officer | OPT+S | $10.05 | 10,000 | $100,529 | 34,564 |
| 2014-09-09 21:10 | 2014-09-05 | RMD | RESMED INC | Sandercock Brett | Officer | SELL | $52.99 | 10,000 | $529,870 | 60,913 |
| 2014-09-10 00:30 | 2014-09-05 | CTSO | Cytosorbents Corp | Gunton James T. | Director, 10% owner | SELL | $0.24 | 100,000 | $24,000 | 1,432,601 |
| 2014-09-09 23:40 | 2014-09-08 | CTSO | Cytosorbents Corp | Kraus Al | Director | OPT+S | $0.23 | 50,000 | $11,430 | 1,393,631 |
| 2014-09-09 03:04 | 2014-09-04 | LMAT | LEMAITRE VASCULAR INC | LeMaitre George W | Director, Officer, 10% owner | SELL | $7.10 | 29,966 | $212,612 | 4,170,069 |
| 2014-09-09 03:03 | 2014-09-04 | LMAT | LEMAITRE VASCULAR INC | Jasinski Lawrence J | Director | SELL | $7.14 | 3,750 | $26,778 | 14,113 |
| 2014-09-06 02:08 | 2014-09-03 | RMD | RESMED INC | Sandercock Brett | Officer | SELL | $53.23 | 10,000 | $532,260 | 70,913 |
| 2014-09-05 22:54 | 2014-09-04 | SYK | STRYKER CORP | STRYKER RONDA E | Director | SELL | $83.51 | 14,000 | $1,169,071 | 10,762,682 |
| 2014-09-06 02:07 | 2014-09-03 | RMD | RESMED INC | PENDARVIS DAVID | Officer | OPT+S | $53.23 | 5,000 | $266,150 | 75,206 |
| 2014-09-06 00:35 | 2014-09-05 | ICUI | ICU MEDICAL INC/DE | SAUCEDO JOSEPH R | Director | SELL | $61.39 | 1,875 | $115,106 | 940 |
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.