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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2006-09-06 17:06 | 2006-09-05 | DCTH | DELCATH SYSTEMS, INC. | LADD ROBERT | 10% owner | BUY | $4.32 | 18,000 | $77,819 | 2,290,498 |
| 2006-09-05 22:05 | 2006-09-05 | DCTH | DELCATH SYSTEMS, INC. | LADD ROBERT | 10% owner | BUY | $4.40 | 5,000 | $22,000 | 2,272,498 |
| 2006-09-05 16:31 | 2006-09-01 | DCTH | DELCATH SYSTEMS, INC. | LADD ROBERT | 10% owner | BUY | $4.65 | 5,000 | $23,250 | 2,267,498 |
| 2006-09-05 20:23 | 2006-09-01 | RMD | RESMED INC | FARRELL PETER C | Director, Officer | SELL | $41.05 | 61,000 | $2,503,830 | 1,040,829 |
| 2006-09-05 20:33 | 2006-09-01 | CYTX | PLUS THERAPEUTICS, INC. | Milstein Alexander M | Officer | BUY | $5.15 | 800 | $4,120 | 800 |
| 2006-09-05 20:31 | 2006-08-31 | CYTX | PLUS THERAPEUTICS, INC. | Saad Mark E | Officer | BUY | $5.37 | 2,300 | $12,341 | 59,650 |
| 2006-09-05 20:34 | 2006-08-23 | CYTX | PLUS THERAPEUTICS, INC. | SHIRAHAMA NORIO SEIJIRO | Officer | BUY | $4.17 | 1,100 | $4,587 | 2,200 |
| 2006-09-05 20:37 | 2006-09-01 | MELA | STRATA Skin Sciences, Inc. | MARXE AUSTIN W & GREENHOUSE DAVID M | 10% owner | SELL | $6.02 | 1,900 | $11,433 | 1,162,423 |
| 2006-09-01 21:43 | 2006-09-01 | UFPT | UFP TECHNOLOGIES INC | BAILLY RICHARD L | Director | SELL | $5.62 | 10,000 | $56,225 | 216,447 |
| 2006-09-01 16:15 | 2006-08-31 | DCTH | DELCATH SYSTEMS, INC. | LADD ROBERT | 10% owner | BUY | $4.66 | 11,000 | $51,300 | 2,262,498 |
| 2006-09-01 19:29 | 2006-08-31 | SYK | STRYKER CORP | STRYKER JON L | 10% owner | SELL | $47.80 | 60,000 | $2,867,868 | 7,656,720 |
| 2006-09-02 00:24 | 2006-08-30 | OFIX | Orthofix Medical Inc. | FEDERICO CHARLES | Director | OPT+S | $39.64 | 250,000 | $9,908,975 | 4,325 |
| 2006-09-01 20:17 | 2006-08-31 | N-A | WEST PHARMACEUTICAL SERVICES INC | MOREL DONALD E JR | Officer | SELL | $39.71 | 5,000 | $198,543 | 252,113 |
| 2006-09-01 20:16 | 2006-08-31 | N-A | WEST PHARMACEUTICAL SERVICES INC | HARGESHEIMER ROBERT S | Officer | OPT+S | $39.01 | 5,000 | $195,025 | 34,556 |
| 2006-08-31 22:50 | 2006-08-31 | UFPT | UFP TECHNOLOGIES INC | BAILLY RICHARD L | Director | SELL | $5.43 | 2,100 | $11,403 | 226,447 |
| 2006-08-31 19:46 | 2006-08-30 | UFPT | UFP TECHNOLOGIES INC | BAILLY RICHARD L | Director | SELL | $5.43 | 7,900 | $42,903 | 228,547 |
| 2006-08-31 22:46 | 2006-08-31 | OFIX | Orthofix Medical Inc. | Kolls Raymond C | Officer | BUY | $39.80 | 625 | $24,875 | 700 |
| 2006-08-31 22:27 | 2006-08-31 | DCTH | DELCATH SYSTEMS, INC. | LADD ROBERT | 10% owner | BUY | $4.59 | 5,000 | $22,950 | 2,251,498 |
| 2006-08-31 16:22 | 2006-08-29 | ANIK | Anika Therapeutics Inc. | DAVIDSON EUGENE A | Director | SELL | $12.96 | 8,173 | $105,911 | 30,000 |
| 2006-08-31 20:41 | 2006-08-31 | UFPT | UFP TECHNOLOGIES INC | SHAW DANIEL J | Officer | SELL | $5.32 | 8,000 | $42,550 | 28,297 |
| 2006-08-31 19:45 | 2006-08-30 | UFPT | UFP TECHNOLOGIES INC | SHAW DANIEL J | Officer | SELL | $5.38 | 6,717 | $36,104 | 36,297 |
| 2006-08-31 21:39 | 2006-08-29 | SYK | STRYKER CORP | STRYKER JON L | 10% owner | SELL | $48.11 | 60,000 | $2,886,768 | 7,716,720 |
| 2006-08-31 22:18 | 2006-08-29 | N-A | WEST PHARMACEUTICAL SERVICES INC | ELLERS STEVEN A | Officer | OPT+S | $38.60 | 5,000 | $193,014 | 99,808 |
| 2006-08-31 20:33 | 2006-08-29 | CRY | Artivion Inc. | SEERY GERALD B | Officer | SELL | $5.70 | 1,500 | $8,550 | 9,857 |
| 2006-08-30 22:19 | 2006-08-28 | ANIK | Anika Therapeutics Inc. | DAVIDSON EUGENE A | Director | OPT+S | $13.00 | 5,173 | $67,249 | 38,173 |
| 2006-08-30 21:47 | 2006-08-29 | SYK | STRYKER CORP | WINKEL THOMAS R | Officer | SELL | $48.28 | 25,000 | $1,207,020 | 275,000 |
| 2006-08-31 01:43 | 2006-08-29 | CYTX | PLUS THERAPEUTICS, INC. | Saad Mark E | Officer | BUY | $5.31 | 1,550 | $8,236 | 57,350 |
| 2006-08-30 17:54 | 2006-08-28 | N-A | WEST PHARMACEUTICAL SERVICES INC | ABBOTT JOSEPH E | Officer | OPT+S | $38.51 | 5,000 | $192,548 | 15,760 |
| 2006-08-30 17:37 | 2006-08-29 | N-A | WEST PHARMACEUTICAL SERVICES INC | JOHNSON L ROBERT | Director | SELL | $38.98 | 2,000 | $77,959 | 13,000 |
| 2006-08-31 03:13 | 2006-08-28 | CERS | CERUS CORP | CORASH LAURENCE M | Director | SELL | $6.08 | 10,000 | $60,791 | 266,367 |
| 2006-08-29 16:15 | 2006-08-28 | ANIK | Anika Therapeutics Inc. | WHEELER STEVE E | Director | SELL | $13.00 | 15,500 | $201,500 | 31,970 |
| 2006-08-29 14:31 | 2006-08-28 | SYK | STRYKER CORP | STRYKER JON L | 10% owner | SELL | $48.07 | 150,000 | $7,210,950 | 7,776,720 |
| 2006-08-28 14:35 | 2006-08-24 | ANGO | Angiodynamics Inc. | Stern Linda B | 10% owner | SELL | $16.99 | 2,750 | $46,721 | 33,891 |
| 2006-08-28 20:07 | 2006-08-25 | SYK | STRYKER CORP | STRYKER JON L | 10% owner | SELL | $47.31 | 150,000 | $7,096,950 | 7,926,720 |
| 2006-08-29 00:41 | 2006-08-25 | CYTX | PLUS THERAPEUTICS, INC. | Saad Mark E | Officer | BUY | $5.09 | 1,600 | $8,152 | 55,800 |
| 2006-08-28 23:38 | 2006-08-25 | N-A | WEST PHARMACEUTICAL SERVICES INC | HARGESHEIMER ROBERT S | Officer | OPT+S | $38.41 | 5,000 | $192,069 | 34,556 |
| 2006-08-26 01:19 | 2006-08-24 | ATEC | Alphatec Holdings, Inc. | Romanoski Vicky | Officer | BUY | $5.10 | 3,000 | $15,300 | 98,046 |
| 2006-08-25 18:43 | 2006-08-24 | SYK | STRYKER CORP | Rude Michael W | Officer | BUY | $46.25 | 1,100 | $50,875 | 2,300 |
| 2006-08-25 18:59 | 2006-08-24 | DCTH | DELCATH SYSTEMS, INC. | LADD ROBERT | 10% owner | BUY | $4.81 | 9,258 | $44,572 | 2,246,498 |
| 2006-08-25 18:54 | 2006-08-24 | UFPT | UFP TECHNOLOGIES INC | CAPLAN MITCHELL D | Officer | OPT+S | $5.40 | 15,000 | $81,002 | 108,790 |
| 2006-08-25 18:35 | 2006-08-23 | SYK | STRYKER CORP | STRYKER PAT | 10% owner | SELL | $46.21 | 1,025,000 | $47,365,968 | 1,986,391 |
| 2006-08-25 23:38 | 2006-08-25 | OFIX | Orthofix Medical Inc. | GERO JAMES | Director, Officer | BUY | $39.65 | 8,676 | $344,015 | 75,572 |
| 2006-08-26 02:14 | 2006-08-21 | RMD | RESMED INC | PACE GARY W | Director | SELL | $42.12 | 3,696 | $155,681 | 172,500 |
| 2006-08-24 19:05 | 2006-08-22 | HAE | HAEMONETICS CORP | Corlin Remi | Officer | OPT+S | $47.39 | 2,500 | $118,475 | 1,001 |
| 2006-08-24 18:21 | 2006-08-23 | DCTH | DELCATH SYSTEMS, INC. | LADD ROBERT | 10% owner | BUY | $4.73 | 6,700 | $31,721 | 2,237,240 |
| 2006-08-24 16:28 | 2006-08-23 | UFPT | UFP TECHNOLOGIES INC | CAPLAN MITCHELL D | Officer | OPT+S | $5.50 | 10,000 | $55,000 | 108,790 |
| 2006-08-25 00:19 | 2006-08-23 | CYTX | PLUS THERAPEUTICS, INC. | Saad Mark E | Officer | BUY | $4.45 | 1,700 | $7,562 | 54,200 |
| 2006-08-24 02:43 | 2006-08-21 | ATRC | AtriCure, Inc. | Lanning Mark R | Director | BUY | $6.00 | 7,000 | $42,000 | 1,800 |
| 2006-08-24 00:08 | 2006-08-23 | UFPT | UFP TECHNOLOGIES INC | LESAVOY RICHARD | Officer | SELL | $5.41 | 17,796 | $96,207 | 68,053 |
| 2006-08-23 23:44 | 2006-08-22 | UFPT | UFP TECHNOLOGIES INC | CAPLAN MITCHELL D | Officer | SELL | $5.63 | 5,733 | $32,304 | 108,790 |
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.