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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2006-12-12 00:35 | 2006-12-11 | CYTX | PLUS THERAPEUTICS, INC. | CALHOUN CHRISTOPHER J | Officer | BUY | $4.77 | 4,000 | $19,099 | 8,000 |
| 2006-12-08 22:37 | 2006-12-06 | IART | INTEGRA LIFESCIENCES HOLDINGS CORP | CARLOZZI GERARD S | Officer | OPT+S | $42.04 | 61,459 | $2,583,736 | 1,903 |
| 2006-12-09 04:55 | 2006-12-08 | CYTX | PLUS THERAPEUTICS, INC. | CALHOUN CHRISTOPHER J | Officer | BUY | $4.65 | 4,000 | $18,590 | 4,000 |
| 2006-12-08 00:26 | 2006-12-05 | BDX | BECTON DICKINSON & CO | KOZY WILLIAM A | Officer | SELL | $72.15 | 4,031 | $290,826 | 68,080 |
| 2006-12-06 04:11 | 2006-12-04 | RMD | RESMED INC | FARRELL PETER C | Director, Officer | SELL | $49.77 | 5,000 | $248,825 | 1,035,829 |
| 2006-12-06 02:57 | 2006-12-04 | DXCM | DEXCOM INC | Lucas Donald A | Director | SELL | $11.71 | 17,363 | $203,265 | 614 |
| 2006-12-05 23:20 | 2006-12-01 | BDX | BECTON DICKINSON & CO | HANSON ALFRED JOHN | Officer | OPT+S | $71.59 | 8,000 | $572,720 | 33,087 |
| 2006-12-05 01:29 | 2006-12-04 | RMD | RESMED INC | Sandercock Brett | Officer | OPT+S | $50.00 | 4,000 | $200,000 | 435 |
| 2006-12-05 00:51 | 2006-11-30 | OFIX | Orthofix Medical Inc. | MILINAZZO ALAN | Officer | BUY | $43.17 | 2,750 | $118,720 | 12,800 |
| 2006-12-01 23:16 | 2006-11-30 | SYK | STRYKER CORP | STRYKER PAT | 10% owner | SELL | $51.82 | 45,315 | $2,348,305 | 0 |
| 2006-12-01 22:58 | 2006-11-30 | SYK | STRYKER CORP | STRYKER JON L | 10% owner | SELL | $51.82 | 36,021 | $1,866,673 | 0 |
| 2006-12-01 23:26 | 2006-11-29 | MMSI | MERIT MEDICAL SYSTEMS INC | BARNETT GREG L | Officer | OPT+S | $16.10 | 5,000 | $80,510 | 0 |
| 2006-12-02 01:05 | 2006-11-30 | OSUR | ORASURE TECHNOLOGIES INC | ZACK JOSEPH E | Officer | SELL | $8.56 | 5,205 | $44,561 | 55,027 |
| 2006-12-01 01:11 | 2006-11-28 | SYK | STRYKER CORP | STRYKER PAT | 10% owner | SELL | $51.63 | 112,000 | $5,782,302 | 45,315 |
| 2006-12-01 00:55 | 2006-11-28 | SYK | STRYKER CORP | STRYKER JON L | 10% owner | SELL | $51.63 | 76,000 | $3,923,758 | 36,021 |
| 2006-12-01 00:14 | 2006-11-28 | MMSI | MERIT MEDICAL SYSTEMS INC | WEINTRAUB B LEIGH | Officer | OPT+S | $16.04 | 10,000 | $160,397 | 0 |
| 2006-12-01 02:35 | 2006-11-28 | CYTX | PLUS THERAPEUTICS, INC. | HEDRICK MARC H | Officer | BUY | $4.29 | 10,000 | $42,862 | 428,238 |
| 2006-12-01 00:37 | 2006-11-28 | BDX | BECTON DICKINSON & CO | DURACK DAVID T | Officer | OPT+S | $71.55 | 13,382 | $957,442 | 8,665 |
| 2006-11-30 22:51 | 2006-11-03 | MELA | STRATA Skin Sciences, Inc. | Lufkin Dan W | Director | BUY | $5.68 | 70,175 | $398,594 | 543,906 |
| 2006-11-30 01:05 | 2006-11-27 | UFPT | UFP TECHNOLOGIES INC | Yorktown Avenue Capital, LLC | 10% owner | BUY | $4.45 | 7,059 | $31,416 | 171,153 |
| 2006-11-29 15:44 | 2006-11-28 | ANGO | Angiodynamics Inc. | Stern Linda B | 10% owner | SELL | $21.55 | 2,750 | $59,255 | 891 |
| 2006-11-30 00:30 | 2006-11-28 | CRY | Artivion Inc. | LACY VIRGINIA C | Director | SELL | $6.47 | 4,000 | $25,894 | 315,280 |
| 2006-11-28 23:47 | 2006-11-27 | ECI | ENCISION INC | ODELL ROGER C | Director | SELL | $3.34 | 13,000 | $43,436 | 50,566 |
| 2006-11-28 22:28 | 2006-11-24 | SYK | STRYKER CORP | STRYKER PAT | 10% owner | SELL | $51.93 | 55,000 | $2,856,260 | 157,315 |
| 2006-11-28 22:09 | 2006-11-24 | SYK | STRYKER CORP | STRYKER JON L | 10% owner | SELL | $51.93 | 37,000 | $1,921,484 | 112,021 |
| 2006-11-29 03:35 | 2006-11-24 | CYTX | PLUS THERAPEUTICS, INC. | HEDRICK MARC H | Officer | BUY | $4.36 | 5,500 | $23,995 | 418,238 |
| 2006-11-27 19:16 | 2006-11-22 | N-A | WEST PHARMACEUTICAL SERVICES INC | ELLERS STEVEN A | Officer | OPT+S | $49.00 | 5,000 | $245,002 | 81,366 |
| 2006-11-23 02:10 | 2006-11-21 | SYK | STRYKER CORP | STRYKER PAT | 10% owner | SELL | $51.80 | 82,500 | $4,273,104 | 212,315 |
| 2006-11-23 01:45 | 2006-11-21 | SYK | STRYKER CORP | STRYKER JON L | 10% owner | SELL | $51.80 | 55,500 | $2,874,634 | 149,021 |
| 2006-11-23 02:24 | 2006-11-22 | RMD | RESMED INC | ROBERTS CHRISTOPHER G | Director | SELL | $48.70 | 30,000 | $1,461,021 | 326,400 |
| 2006-11-23 01:38 | 2006-11-21 | CYTX | PLUS THERAPEUTICS, INC. | SHIRAHAMA NORIO SEIJIRO | Officer | BUY | $4.20 | 2,000 | $8,400 | 4,200 |
| 2006-11-23 01:32 | 2006-11-21 | CYTX | PLUS THERAPEUTICS, INC. | HEDRICK MARC H | Officer | BUY | $4.12 | 2,213 | $9,120 | 412,738 |
| 2006-11-23 00:41 | 2006-11-06 | BDX | BECTON DICKINSON & CO | DURACK DAVID T | Officer | OPT+S | $72.12 | 2,500 | $180,300 | 7,282 |
| 2006-11-22 02:51 | 2006-11-17 | RMD | RESMED INC | Serzen Keith | Officer | OPT+S | $49.12 | 10,000 | $491,194 | 2,705 |
| 2006-11-22 00:25 | 2006-11-17 | SYK | STRYKER CORP | STRYKER PAT | 10% owner | SELL | $51.72 | 77,000 | $3,982,725 | 294,815 |
| 2006-11-22 00:04 | 2006-11-17 | SYK | STRYKER CORP | STRYKER JON L | 10% owner | SELL | $51.72 | 51,800 | $2,679,288 | 204,521 |
| 2006-11-20 16:18 | 2006-11-17 | ANGO | Angiodynamics Inc. | Stern Linda B | 10% owner | SELL | $21.15 | 2,750 | $58,163 | 3,641 |
| 2006-11-20 22:04 | 2006-11-16 | RMD | RESMED INC | EISEN PAUL | Officer | OPT+S | $48.96 | 5,218 | $255,490 | 0 |
| 2006-11-21 02:34 | 2006-11-16 | RMD | RESMED INC | PENDARVIS DAVID | Officer | OPT+S | $48.84 | 11,076 | $540,970 | 2,627 |
| 2006-11-17 23:01 | 2006-11-16 | SYK | STRYKER CORP | STRYKER PAT | 10% owner | SELL | $52.18 | 44,000 | $2,295,858 | 371,815 |
| 2006-11-17 22:46 | 2006-11-16 | SYK | STRYKER CORP | STRYKER JON L | 10% owner | SELL | $52.18 | 29,600 | $1,544,487 | 256,321 |
| 2006-11-17 22:41 | 2006-11-15 | IART | INTEGRA LIFESCIENCES HOLDINGS CORP | HENNEMAN JOHN B III | Officer | OPT+S | $40.64 | 37,547 | $1,526,053 | 22,572 |
| 2006-11-17 22:58 | 2006-11-14 | MELA | STRATA Skin Sciences, Inc. | MARXE AUSTIN W & GREENHOUSE DAVID M | 10% owner | SELL | $6.43 | 271,572 | $1,747,023 | 761,726 |
| 2006-11-17 04:10 | 2006-11-16 | RMD | RESMED INC | Douglas Robert Andrew | Officer | OPT+S | $48.85 | 8,132 | $397,248 | 671 |
| 2006-11-17 00:38 | 2006-11-15 | SYK | STRYKER CORP | STRYKER PAT | 10% owner | SELL | $52.39 | 66,000 | $3,457,694 | 415,815 |
| 2006-11-17 00:23 | 2006-11-15 | SYK | STRYKER CORP | STRYKER JON L | 10% owner | SELL | $52.39 | 44,400 | $2,326,085 | 285,921 |
| 2006-11-16 21:53 | 2006-11-15 | N-A | WEST PHARMACEUTICAL SERVICES INC | KEATING ROBERT J | Officer, 10% owner | OPT+S | $49.79 | 10,000 | $497,938 | 27,775 |
| 2006-11-16 03:49 | 2006-11-13 | UFPT | UFP TECHNOLOGIES INC | Yorktown Avenue Capital, LLC | 10% owner | BUY | $4.31 | 111,726 | $481,751 | 164,094 |
| 2006-11-16 02:05 | 2006-11-13 | RMD | RESMED INC | Gallahue Kieran | Officer | OPT+S | $46.48 | 50,000 | $2,324,090 | 2,658 |
| 2006-11-15 23:28 | 2006-11-13 | SYK | STRYKER CORP | STRYKER PAT | 10% owner | SELL | $51.03 | 71,500 | $3,648,588 | 481,815 |
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.