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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2018-11-14 04:13 | 2018-11-09 | DXCM | DEXCOM INC | Abbey Donald | Officer | SELL | $149.30 | 10,550 | $1,575,159 | 88,089 |
| 2018-11-14 03:05 | 2018-11-12 | CERS | CERUS CORP | Green Kevin Dennis | Officer | OPT+S | $5.56 | 2,783 | $15,472 | 60,825 |
| 2018-11-10 00:25 | 2018-11-08 | HAE | HAEMONETICS CORP | Burke William P. Mr. | Officer | OPT+S | $114.33 | 13,056 | $1,492,692 | 12,001 |
| 2018-11-10 02:14 | 2018-11-07 | MMSI | MERIT MEDICAL SYSTEMS INC | Frost Ronald | Officer | OPT+S | $61.31 | 5,257 | $322,296 | 0 |
| 2018-11-10 02:34 | 2018-11-07 | PEN | Penumbra Inc | Roberts Johanna | Officer | SELL | $150.00 | 1,000 | $150,000 | 45,556 |
| 2018-11-10 00:06 | 2018-11-07 | HAE | HAEMONETICS CORP | KROLL MARK W | Director | OPT+S | $114.00 | 10,707 | $1,220,598 | 24,748 |
| 2018-11-10 00:57 | 2018-11-08 | TFX | TELEFLEX INC | RANDLE STUART A | Director | OPT+S | $265.23 | 2,500 | $663,069 | 5,421 |
| 2018-11-10 00:10 | 2018-11-08 | HAE | HAEMONETICS CORP | GRANADILLO PEDRO P | Director | SELL | $114.50 | 12,322 | $1,410,869 | 15,335 |
| 2018-11-08 22:05 | 2018-11-06 | TTOO | T2 Biosystems, Inc. | Lapidus Stanley | Director | OPT+S | $5.29 | 6,048 | $31,994 | 53,010 |
| 2018-11-09 00:06 | 2018-11-07 | ANGO | Angiodynamics Inc. | Greiner Michael | Officer | SELL | $21.53 | 1,939 | $41,747 | 20,731 |
| 2018-11-08 22:08 | 2018-11-08 | BDX | BECTON DICKINSON & CO | Lim James C | Officer | SELL | $242.36 | 5,189 | $1,257,606 | 13,318 |
| 2018-11-08 17:32 | 2018-11-07 | BDX | BECTON DICKINSON & CO | RING TIMOTHY M | Director | SELL | $237.07 | 42,000 | $9,956,940 | 93,688 |
| 2018-11-07 22:44 | 2018-11-05 | SYK | STRYKER CORP | Fink M Kathryn | Officer | SELL | $165.67 | 85 | $14,082 | 5,803 |
| 2018-11-08 01:19 | 2018-11-05 | REPR | KORU Medical Systems, Inc. | Manko Joseph M. Jr. | Director, 10% owner | BUY | $1.71 | 72,787 | $124,226 | 6,644,068 |
| 2018-11-08 01:03 | 2018-11-05 | TNDM | TANDEM DIABETES CARE INC | Valencia Richard P. | Director | BUY | $37.75 | 1,300 | $49,075 | 3,054 |
| 2018-11-08 01:02 | 2018-11-06 | TNDM | TANDEM DIABETES CARE INC | GREENE HOWARD E JR | Director | SELL | $36.53 | 11,787 | $430,579 | 50,000 |
| 2018-11-08 01:01 | 2018-11-05 | TNDM | TANDEM DIABETES CARE INC | Allen Dick | Director | SELL | $38.02 | 15,222 | $578,677 | 52,000 |
| 2018-11-08 01:02 | 2018-11-06 | TNDM | TANDEM DIABETES CARE INC | BLICKENSTAFF KIM D | Director, Officer | SELL | $37.01 | 198,000 | $7,327,624 | 1,191,750 |
| 2018-11-07 00:35 | 2018-11-05 | OFIX | Orthofix Medical Inc. | NIEMANN BRADLEY V. | Officer | SELL | $61.63 | 387 | $23,851 | 25,361 |
| 2018-11-06 22:51 | 2018-11-05 | SYK | STRYKER CORP | Fink M Kathryn | Officer | SELL | $166.56 | 415 | $69,124 | 5,879 |
| 2018-11-07 00:27 | 2018-11-02 | OFIX | Orthofix Medical Inc. | DOUG RICE | Officer | SELL | $61.25 | 6,057 | $371,004 | 26,311 |
| 2018-11-07 00:32 | 2018-11-02 | OFIX | Orthofix Medical Inc. | Elting Kimberley A. | Officer | OPT+S | $61.05 | 7,000 | $427,337 | 15,740 |
| 2018-11-07 00:47 | 2018-11-05 | SYK | STRYKER CORP | Berry William E Jr | Officer | OPT+S | $165.71 | 1,715 | $284,189 | 0 |
| 2018-11-07 00:14 | 2018-11-02 | BSX | BOSTON SCIENTIFIC CORP | Carruthers Wendy | Officer | SELL | $36.64 | 1,500 | $54,965 | 142,968 |
| 2018-11-07 00:34 | 2018-11-02 | OFIX | Orthofix Medical Inc. | FAULSTICK LUKE T | Director | OPT+S | $61.05 | 8,450 | $515,911 | 6,479 |
| 2018-11-07 01:01 | 2018-11-05 | IART | INTEGRA LIFESCIENCES HOLDINGS CORP | HILL BARBARA B | Director | BUY | $53.90 | 3,705 | $199,683 | 63,381 |
| 2018-11-07 00:20 | 2018-11-05 | RMD | RESMED INC | PENDARVIS DAVID | Officer | OPT+S | $105.97 | 2,810 | $297,776 | 107,172 |
| 2018-11-07 00:59 | 2018-11-05 | ARAY | Accuray Incorporated | WHITTERS JOSEPH E | Director | BUY | $4.68 | 25,000 | $117,000 | 75,487 |
| 2018-11-07 00:58 | 2018-11-05 | ARAY | Accuray Incorporated | LEVINE JOSHUA | Officer | BUY | $4.75 | 25,000 | $118,750 | 1,356,036 |
| 2018-11-06 00:34 | 2018-11-01 | PODD | INSULET CORP | Petrovic Shacey | Officer | SELL | $86.91 | 1,134 | $98,556 | 86,199 |
| 2018-11-06 03:13 | 2018-11-01 | TCMD | TACTILE SYSTEMS TECHNOLOGY INC | Folkes Robert J. | Officer | OPT+S | $65.29 | 3,043 | $198,677 | 113,236 |
| 2018-11-03 00:36 | 2018-10-31 | MMSI | MERIT MEDICAL SYSTEMS INC | Millner F. Ann | Director | OPT+S | $56.92 | 9,593 | $546,053 | 8,298 |
| 2018-11-02 23:11 | 2018-11-01 | RMD | RESMED INC | Hollingshead James | Officer | SELL | $105.93 | 600 | $63,558 | 73,304 |
| 2018-11-03 00:10 | 2018-10-31 | REPR | KORU Medical Systems, Inc. | Manko Joseph M. Jr. | Director, 10% owner | BUY | $1.56 | 45,129 | $70,415 | 6,571,281 |
| 2018-11-02 23:13 | 2018-11-01 | BSX | BOSTON SCIENTIFIC CORP | Mahoney Michael F | Director, Officer | SELL | $36.35 | 116,666 | $4,240,739 | 1,789,772 |
| 2018-11-02 23:13 | 2018-11-01 | BSX | BOSTON SCIENTIFIC CORP | Pierce David A | Officer | OPT+S | $36.40 | 5,000 | $181,976 | 24,201 |
| 2018-11-02 19:49 | 2018-10-31 | SYK | STRYKER CORP | Doliveux Roch | Director | BUY | $163.39 | 45 | $7,352 | 19,649 |
| 2018-11-02 23:06 | 2018-10-31 | ARAY | Accuray Incorporated | LEVINE JOSHUA | Officer | SELL | $4.66 | 43,257 | $201,521 | 1,331,036 |
| 2018-11-02 23:04 | 2018-11-01 | ARAY | Accuray Incorporated | Chew Jesse | Officer | SELL | $4.24 | 1,846 | $7,819 | 34,500 |
| 2018-11-01 23:03 | 2018-10-30 | LMAT | LEMAITRE VASCULAR INC | Thomas Michael H | Director | OPT+S | $27.93 | 20,000 | $558,588 | 0 |
| 2018-10-31 23:36 | 2018-10-30 | TFX | TELEFLEX INC | POWELL THOMAS E | Officer | OPT+S | $240.00 | 5,200 | $1,248,000 | 10,151 |
| 2018-10-31 00:11 | 2018-10-26 | HAE | HAEMONETICS CORP | Goldstein Dan | Officer | SELL | $101.69 | 102 | $10,372 | 3,454 |
| 2018-10-31 00:18 | 2018-10-26 | HAE | HAEMONETICS CORP | Burke William P. Mr. | Officer | SELL | $101.69 | 779 | $79,217 | 13,825 |
| 2018-10-31 00:58 | 2018-10-26 | REPR | KORU Medical Systems, Inc. | Manko Joseph M. Jr. | Director, 10% owner | BUY | $1.48 | 30,652 | $45,310 | 6,526,152 |
| 2018-10-30 23:05 | 2018-09-26 | GMED | GLOBUS MEDICAL INC | Payne Steven | Officer | OPT+S | $56.00 | 3,000 | $168,000 | 0 |
| 2018-10-31 01:20 | 2018-10-29 | TFX | TELEFLEX INC | SMITH BENSON | Director | OPT+S | $238.06 | 9,332 | $2,221,543 | 68,556 |
| 2018-10-29 21:48 | 2018-10-26 | MMM | 3M CO | PAGE GREGORY R | Director | BUY | $184.50 | 1,000 | $184,500 | 2,000 |
| 2018-10-26 03:59 | 2018-10-23 | DXCM | DEXCOM INC | DOUBLEDAY RICHARD | Officer | SELL | $128.72 | 1,736 | $223,466 | 17,358 |
| 2018-10-26 03:58 | 2018-10-23 | DXCM | DEXCOM INC | Pacelli Steven Robert | Officer | SELL | $128.85 | 3,114 | $401,254 | 110,746 |
| 2018-10-24 23:19 | 2018-10-22 | TCMD | TACTILE SYSTEMS TECHNOLOGY INC | Mattys Gerald R. | Director, Officer | OPT+S | $64.26 | 39,000 | $2,506,105 | 294,129 |
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.