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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2024-11-05 20:20 | 2024-11-01 | RMD | RESMED INC | Rider Michael J | Officer | SELL | $242.00 | 69 | $16,698 | 10,443 |
| 2024-11-06 00:01 | 2024-11-01 | INSP | Inspire Medical Systems, Inc. | Rondoni John | Officer | OPT+S | $193.47 | 8,703 | $1,683,731 | 11,348 |
| 2024-11-05 19:59 | 2024-11-04 | IRTC | iRhythm Holdings, Inc. | Blackford Quentin S. | Director, Officer | SELL | $77.41 | 16,145 | $1,249,784 | 159,929 |
| 2024-11-05 19:59 | 2024-11-04 | IRTC | iRhythm Holdings, Inc. | TALWALKAR ABHIJIT Y | Director | BUY | $75.16 | 6,664 | $500,866 | 18,941 |
| 2024-11-04 16:46 | 2024-10-31 | SSII | SS Innovations International, Inc. | Adams Timothy P. | Director | BUY | $1.46 | 1,399,595 | $2,043,409 | 2,381,282 |
| 2024-11-05 00:34 | 2024-10-31 | NVCR | NovoCure Ltd | Puri Michal Nath | Officer | SELL | $15.79 | 810 | $12,792 | 110,093 |
| 2024-11-05 00:34 | 2024-11-01 | NVCR | NovoCure Ltd | Leonard Frank X | Officer | SELL | $15.94 | 598 | $9,531 | 161,236 |
| 2024-11-05 00:32 | 2024-11-01 | NVCR | NovoCure Ltd | Paravasthu Mukund | Officer | SELL | $15.88 | 160 | $2,540 | 3,503 |
| 2024-11-04 16:45 | 2024-10-31 | SSII | SS Innovations International, Inc. | SRIVASTAVA SUDHIR | Director, Officer, 10% owner | SELL | $1.46 | 1,399,595 | $2,043,409 | 115,542,523 |
| 2024-11-05 00:09 | 2024-11-01 | BSX | BOSTON SCIENTIFIC CORP | Carruthers Wendy | Officer | OPT+S | $84.33 | 6,983 | $588,876 | 32,028 |
| 2024-11-05 03:32 | 2024-11-01 | ICUI | ICU MEDICAL INC/DE | Jain Vivek | Director, Officer | OPT+S | $171.84 | 12,000 | $2,062,136 | 104,593 |
| 2024-11-04 19:57 | 2024-11-01 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.71 | 8,657 | $6,128 | 14,815,493 |
| 2024-11-02 02:47 | 2024-10-30 | SNWVD | SANUWAVE Health, Inc. | Opaleye Management Inc. | 10% owner | BUY | $15.75 | 27,868 | $438,901 | 12,002 |
| 2024-11-02 00:30 | 2024-10-30 | GKOS | GLAUKOS Corp | Gilliam Joseph E | Officer | OPT+S | $138.97 | 2,275 | $316,157 | 102,169 |
| 2024-11-01 23:25 | 2024-10-30 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.71 | 601 | $429 | 14,806,836 |
| 2024-11-01 00:07 | 2024-10-30 | PRCT | PROCEPT BioRobotics Corp | Zadno Reza | Director, Officer | OPT+S | $91.00 | 288,461 | $26,249,951 | 258,445 |
| 2024-10-31 19:05 | 2024-10-29 | WST | WEST PHARMACEUTICAL SERVICES INC | Witherspoon Charles | Officer | OPT+S | $310.40 | 703 | $218,211 | 1,253 |
| 2024-10-28 22:49 | 2024-10-23 | NPCE | NeuroPace Inc | KCK LTD. | 10% owner | SELL | $5.45 | 224,138 | $1,221,933 | 5,270,845 |
| 2024-10-28 23:23 | 2024-10-28 | RDGL | VIVOS INC | Korenko Michael K | Director, Officer | BUY | $0.14 | 50,000 | $7,080 | 10,435,090 |
| 2024-10-25 21:08 | 2024-10-24 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.72 | 11,441 | $8,180 | 14,806,235 |
| 2024-10-24 23:26 | 2024-10-24 | TELA | TELA Bio, Inc. | Cuca Roberto | Officer | BUY | $2.25 | 64,444 | $144,999 | 155,388 |
| 2024-10-24 23:25 | 2024-10-24 | TELA | TELA Bio, Inc. | Talmo Paul | Officer | BUY | $2.25 | 22,222 | $50,000 | 91,082 |
| 2024-10-24 23:24 | 2024-10-24 | TELA | TELA Bio, Inc. | Firestone Gregory A. | Officer | BUY | $2.25 | 6,666 | $14,999 | 57,279 |
| 2024-10-24 21:23 | 2024-10-22 | NPCE | NeuroPace Inc | KCK LTD. | 10% owner | SELL | $6.09 | 4,082 | $24,853 | 5,494,983 |
| 2024-10-24 23:25 | 2024-10-24 | TELA | TELA Bio, Inc. | KOBLISH ANTONY | Director, Officer | BUY | $2.25 | 88,888 | $199,998 | 458,897 |
| 2024-10-24 19:14 | 2024-10-23 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.74 | 21,142 | $15,662 | 14,794,794 |
| 2024-10-24 02:31 | 2024-10-21 | PEN | Penumbra Inc | Elsesser Adam | Director, Officer | SELL | $204.56 | 15,000 | $3,068,367 | 867,582 |
| 2024-10-23 20:03 | 2024-10-18 | SNWV | SANUWAVE Health, Inc. | MANCHESTER MANAGEMENT CO LLC | BUY | $8.25 | 181,818 | $1,499,999 | 1,006,790 | |
| 2024-10-22 17:35 | 2024-10-18 | NPCE | NeuroPace Inc | KCK LTD. | 10% owner | SELL | $6.21 | 8,598 | $53,370 | 5,499,065 |
| 2024-10-22 04:46 | 2024-10-18 | SGHT | Sight Sciences, Inc. | Link Matthew | Officer | SELL | $5.79 | 42,318 | $244,903 | 663,550 |
| 2024-10-21 18:04 | 2024-10-18 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.75 | 8,104 | $6,062 | 14,773,652 |
| 2024-10-22 00:45 | 2024-10-17 | LUNG | Pulmonx Corp | French Glendon E. III | Director | SELL | $6.52 | 20,000 | $130,400 | 1,091,974 |
| 2024-10-19 02:43 | 2024-10-16 | SGHT | Sight Sciences, Inc. | Link Matthew | Officer | SELL | $5.87 | 41,704 | $244,878 | 705,868 |
| 2024-10-18 17:17 | 2024-10-03 | NPCE | NeuroPace Inc | KCK LTD. | 10% owner | SELL | $6.53 | 46,426 | $303,366 | 5,507,663 |
| 2024-10-18 23:39 | 2024-10-16 | GMED | GLOBUS MEDICAL INC | Huller Kelly | Officer | OPT+S | $75.02 | 7,500 | $562,649 | 0 |
| 2024-10-18 23:23 | 2024-10-16 | GMED | GLOBUS MEDICAL INC | Davidar David D | Director | SELL | $75.04 | 50,000 | $3,751,815 | 185,967 |
| 2024-10-17 23:27 | 2024-10-15 | PRCT | PROCEPT BioRobotics Corp | Waters Kevin | Officer | OPT+S | $72.47 | 25,000 | $1,811,653 | 96,096 |
| 2024-10-15 17:06 | 2024-10-11 | RMD | RESMED INC | Ghoshal Kaushik | Officer | OPT+S | $238.48 | 4,260 | $1,015,925 | 21,788 |
| 2024-10-15 17:32 | 2024-10-10 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.74 | 6,234 | $4,632 | 14,765,548 |
| 2024-10-10 22:22 | 2024-10-07 | ANGO | Angiodynamics Inc. | Nighan Warren JR | Officer | BUY | $6.09 | 868 | $5,285 | 45,877 |
| 2024-10-11 00:05 | 2024-10-08 | STIM | Neuronetics, Inc. | Furlong Stephen | Officer | SELL | $0.82 | 1,368 | $1,122 | 497,408 |
| 2024-10-11 00:05 | 2024-10-08 | STIM | Neuronetics, Inc. | MACAN WILLIAM ANDREW | Officer | SELL | $0.82 | 1,541 | $1,264 | 402,792 |
| 2024-10-09 20:44 | 2024-10-07 | RMD | RESMED INC | Farrell Michael J. | Officer | OPT+S | $231.91 | 14,683 | $3,405,206 | 464,169 |
| 2024-10-09 23:38 | 2024-10-08 | RMD | RESMED INC | Sandercock Brett | Officer | SELL | $233.47 | 1,000 | $233,470 | 95,812 |
| 2024-10-09 00:48 | 2024-10-07 | BSX | BOSTON SCIENTIFIC CORP | Mahoney Michael F | Director, Officer | OPT+S | $84.63 | 162,777 | $13,775,785 | 1,572,096 |
| 2024-10-09 00:48 | 2024-10-07 | BSX | BOSTON SCIENTIFIC CORP | Fitzgerald Joseph Michael | Officer | OPT+S | $85.00 | 132,527 | $11,264,888 | 160,467 |
| 2024-10-09 01:27 | 2024-10-08 | ANGO | Angiodynamics Inc. | Trowbridge Stephen A | Officer | BUY | $5.86 | 1,700 | $9,962 | 172,711 |
| 2024-10-08 23:32 | 2024-10-07 | ANGO | Angiodynamics Inc. | Clemmer James C | Director, Officer | BUY | $6.03 | 20,000 | $120,600 | 681,582 |
| 2024-10-07 22:22 | 2024-10-03 | VERO | Venus Concept Inc. | Masters Michael Willingham | 10% owner | SELL | $0.53 | 162,896 | $85,553 | 209,803 |
| 2024-10-05 01:54 | 2024-10-02 | SIBN | SI-BONE, Inc. | Maheshwari Anshul | Officer | SELL | $13.58 | 3,305 | $44,886 | 197,062 |
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.