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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2016-03-09 00:13 | 2016-03-08 | BSX | BOSTON SCIENTIFIC CORP | Prange Karen | Officer | SELL | $17.27 | 14,747 | $254,749 | 38,395 |
| 2016-03-09 00:16 | 2016-03-08 | BSX | BOSTON SCIENTIFIC CORP | Pierce David A | Officer | SELL | $17.27 | 51,763 | $894,185 | 25,600 |
| 2016-03-08 21:45 | 2016-03-07 | SYK | STRYKER CORP | STRYKER RONDA E | Director | SELL | $102.78 | 12,000 | $1,233,367 | 8,328,233 |
| 2016-03-09 02:55 | 2016-03-07 | DXCM | DEXCOM INC | KAHN BARBARA | Director | SELL | $67.04 | 5,000 | $335,216 | 45,804 |
| 2016-03-07 23:17 | 2016-03-03 | RMD | RESMED INC | PENDARVIS DAVID | Officer | OPT+S | $57.26 | 6,000 | $343,560 | 74,287 |
| 2016-03-08 03:03 | 2016-03-04 | RMD | RESMED INC | FARRELL PETER C | Director | OPT+S | $57.51 | 20,000 | $1,150,200 | 347,978 |
| 2016-03-05 01:00 | 2016-03-03 | NVCR | NovoCure Ltd | Danziger Asaf | Director, Officer | BUY | $15.00 | 10,000 | $150,000 | 933,557 |
| 2016-03-05 01:20 | 2016-03-03 | CRY | Artivion Inc. | Mackin James P | Officer | BUY | $10.91 | 10,000 | $109,130 | 368,533 |
| 2016-03-04 21:51 | 2016-03-03 | SYK | STRYKER CORP | STRYKER RONDA E | Director | SELL | $102.22 | 12,000 | $1,226,597 | 8,340,233 |
| 2016-03-05 00:58 | 2016-03-03 | NVCR | NovoCure Ltd | MYLOD ROBERT J JR | Director | BUY | $15.78 | 20,000 | $315,600 | 20,000 |
| 2016-03-04 22:32 | 2016-03-04 | GKOS | GLAUKOS Corp | WEISNER AIMEE S | Director | BUY | $16.03 | 2,500 | $40,075 | 5,000 |
| 2016-03-04 03:31 | 2016-03-01 | MMSI | MERIT MEDICAL SYSTEMS INC | STANGER KENT W | Director, Officer | OPT+S | $18.89 | 20,000 | $377,830 | 426,346 |
| 2016-03-03 19:05 | 2016-03-03 | ECIA | ENCISION INC | Trudel Gregory J. | Director, Officer | BUY | $0.35 | 800 | $282 | 9,425 |
| 2016-03-03 15:42 | 2016-03-02 | PODD | INSULET CORP | Hopfield Jessica | Director | BUY | $30.91 | 3,230 | $99,839 | 8,838 |
| 2016-03-03 00:37 | 2016-02-29 | REPR | KORU Medical Systems, Inc. | Narishkin Cyril Nicholas | Director | BUY | $0.00 | 81,976 | $0 | 81,976 |
| 2016-03-02 21:15 | 2016-02-29 | RMD | RESMED INC | Reiser Anne | Officer | SELL | $57.06 | 1,946 | $111,039 | 76,300 |
| 2016-03-03 00:07 | 2016-03-01 | BSX | BOSTON SCIENTIFIC CORP | Mahoney Michael F | Director, Officer | SELL | $16.96 | 100,000 | $1,695,600 | 1,832,577 |
| 2016-03-03 00:10 | 2016-03-02 | BSX | BOSTON SCIENTIFIC CORP | Phalen Michael P. | Officer | SELL | $17.17 | 10,665 | $183,103 | 89,309 |
| 2016-03-03 04:49 | 2016-03-01 | PDEX | PRO DEX INC | Swenson Nicholas John | Director | BUY | $3.15 | 19,102 | $60,171 | 94,590 |
| 2016-03-03 00:13 | 2016-03-01 | BSX | BOSTON SCIENTIFIC CORP | Pratt Timothy A. | Officer | SELL | $16.97 | 15,068 | $255,755 | 338,651 |
| 2016-03-02 23:28 | 2016-03-01 | SYK | STRYKER CORP | STRYKER RONDA E | Director | SELL | $100.26 | 12,000 | $1,203,134 | 8,352,233 |
| 2016-03-03 04:23 | 2016-03-01 | PDEX | PRO DEX INC | CABILLOT RAYMOND E | Director | BUY | $3.15 | 20,000 | $63,000 | 565,923 |
| 2016-03-02 19:47 | 2016-03-01 | WST | WEST PHARMACEUTICAL SERVICES INC | ANDERSON MICHAEL A | Officer | OPT+S | $63.58 | 16,414 | $1,043,650 | 55,507 |
| 2016-03-02 00:17 | 2016-02-29 | BSX | BOSTON SCIENTIFIC CORP | Ballinger Kevin J. | Officer | OPT+S | $17.17 | 2,114 | $36,297 | 63,675 |
| 2016-03-02 00:33 | 2013-11-11 | CRY | Artivion Inc. | Gale David C | Officer | SELL | $9.97 | 150 | $1,496 | 36,049 |
| 2016-03-02 00:32 | 2016-02-29 | BSX | BOSTON SCIENTIFIC CORP | Phalen Michael P. | Officer | OPT+S | $17.19 | 1,819 | $31,272 | 99,974 |
| 2016-03-02 00:38 | 2016-02-29 | BSX | BOSTON SCIENTIFIC CORP | Pratt Timothy A. | Officer | OPT+S | $17.19 | 2,426 | $41,707 | 353,719 |
| 2016-03-01 21:57 | 2016-02-29 | WST | WEST PHARMACEUTICAL SERVICES INC | Hofmann Thomas W | Director | SELL | $62.70 | 3,042 | $190,733 | 34,637 |
| 2016-03-01 01:32 | 2016-02-26 | TNDM | TANDEM DIABETES CARE INC | Allen Dick | Director | BUY | $8.24 | 10,000 | $82,439 | 131,598 |
| 2016-02-29 14:00 | 2016-02-25 | OCLS | Sonoma Pharmaceuticals, Inc. | Schutz James J | Director, Officer | BUY | $1.00 | 5,000 | $5,000 | 25,885 |
| 2016-02-29 18:34 | 2016-02-25 | RMD | RESMED INC | Sandercock Brett | Officer | SELL | $57.61 | 30,000 | $1,728,252 | 119,327 |
| 2016-02-29 21:04 | 2016-02-26 | SYK | STRYKER CORP | STRYKER RONDA E | Director | SELL | $101.41 | 12,000 | $1,216,964 | 8,364,233 |
| 2016-03-01 00:06 | 2016-02-25 | ANIK | Anika Therapeutics Inc. | LAND RAYMOND J | Director | SELL | $43.62 | 2,695 | $117,556 | 14,165 |
| 2016-02-29 21:32 | 2016-02-26 | RMD | RESMED INC | SULPIZIO RICHARD | Director | OPT+S | $57.88 | 36,000 | $2,083,680 | 65,887 |
| 2016-02-29 21:29 | 2016-02-25 | RMD | RESMED INC | FARRELL PETER C | Director | SELL | $57.31 | 139,980 | $8,022,254 | 0 |
| 2016-03-01 00:18 | 2016-02-25 | LMAT | LEMAITRE VASCULAR INC | Roberts David B | Director, Officer | SELL | $15.91 | 2,690 | $42,808 | 125,049 |
| 2016-02-27 00:29 | 2016-02-24 | BSX | BOSTON SCIENTIFIC CORP | Brennan Daniel J. | Officer | OPT+S | $17.22 | 103,211 | $1,777,242 | 149,029 |
| 2016-02-27 00:21 | 2016-02-25 | BSX | BOSTON SCIENTIFIC CORP | Ballinger Kevin J. | Officer | OPT+S | $17.48 | 1,903 | $33,264 | 58,267 |
| 2016-02-27 00:45 | 2016-02-25 | BSX | BOSTON SCIENTIFIC CORP | Phalen Michael P. | Officer | OPT+S | $17.28 | 34,106 | $589,454 | 91,128 |
| 2016-02-27 00:48 | 2016-02-25 | BSX | BOSTON SCIENTIFIC CORP | Pratt Timothy A. | Officer | OPT+S | $17.28 | 13,570 | $234,530 | 341,077 |
| 2016-02-26 23:41 | 2016-02-25 | GKOS | GLAUKOS Corp | MONTREUX EQUITY PARTNERS IV LP | 10% owner | SELL | $16.16 | 70,000 | $1,131,200 | 3,209,812 |
| 2016-02-26 22:53 | 2016-02-25 | WST | WEST PHARMACEUTICAL SERVICES INC | Lennartz Heino | Officer | OPT+S | $62.47 | 5,680 | $354,822 | 12,624 |
| 2016-02-25 21:25 | 2016-02-25 | SYK | STRYKER CORP | STRYKER RONDA E | Director | SELL | $100.25 | 6,000 | $601,499 | 8,376,233 |
| 2016-02-26 01:13 | 2016-02-23 | DXCM | DEXCOM INC | DOUBLEDAY RICHARD | Officer | SELL | $64.36 | 1,666 | $107,221 | 15,073 |
| 2016-02-25 18:58 | 2016-02-23 | WST | WEST PHARMACEUTICAL SERVICES INC | Bedwell Warwick | Officer | OPT+S | $59.04 | 7,296 | $430,726 | 38,778 |
| 2016-02-24 23:47 | 2016-02-22 | SYK | STRYKER CORP | STRYKER RONDA E | Director | SELL | $98.41 | 18,000 | $1,771,425 | 8,382,233 |
| 2016-02-25 00:15 | 2016-02-22 | WST | WEST PHARMACEUTICAL SERVICES INC | Bedwell Warwick | Officer | OPT+S | $59.52 | 16,042 | $954,791 | 34,165 |
| 2016-02-25 00:13 | 2016-02-23 | WST | WEST PHARMACEUTICAL SERVICES INC | Lennartz Heino | Officer | OPT+S | $59.45 | 19,658 | $1,168,674 | 11,453 |
| 2016-02-24 22:55 | 2016-02-23 | WST | WEST PHARMACEUTICAL SERVICES INC | ZENNER PATRICK J | Director | OPT+S | $59.39 | 12,800 | $760,201 | 48,322 |
| 2016-02-24 22:53 | 2016-02-23 | WST | WEST PHARMACEUTICAL SERVICES INC | Johnson Paula A | Director | OPT+S | $59.39 | 7,800 | $463,269 | 39,093 |
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.