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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2019-01-05 02:47 | 2019-01-02 | PEN | Penumbra Inc | Wilder Thomas | Director | SELL | $120.59 | 152 | $18,330 | 3,021 |
| 2019-01-05 02:45 | 2019-01-02 | PEN | Penumbra Inc | Grewal Harpreet | Director | SELL | $121.27 | 666 | $80,769 | 12,943 |
| 2019-01-04 23:48 | 2019-01-03 | RMD | RESMED INC | PENDARVIS DAVID | Officer | OPT+S | $110.82 | 4,457 | $493,925 | 118,002 |
| 2019-01-05 02:23 | 2019-01-03 | DYNT | DYNATRONICS CORP | ESSIG STUART | 10% owner | BUY | $0.00 | 29,570 | $0 | 76,325 |
| 2019-01-05 01:03 | 2019-01-02 | DXCM | DEXCOM INC | ALTMAN STEVEN R | Director | SELL | $117.04 | 2,500 | $292,593 | 52,855 |
| 2019-01-04 00:04 | 2019-01-02 | RMD | RESMED INC | Hollingshead James | Officer | OPT+S | $112.13 | 1,600 | $179,408 | 82,889 |
| 2019-01-04 00:19 | 2018-12-31 | TNDM | TANDEM DIABETES CARE INC | Sheridan John F | Officer | OPT+S | $35.76 | 20,788 | $743,308 | 666 |
| 2019-01-04 01:16 | 2019-01-02 | TCMD | TACTILE SYSTEMS TECHNOLOGY INC | Folkes Robert J. | Officer | OPT+S | $45.42 | 3,044 | $138,258 | 107,770 |
| 2019-01-03 01:56 | 2018-12-31 | RMD | RESMED INC | Sandercock Brett | Officer | SELL | $112.50 | 3,000 | $337,500 | 96,390 |
| 2019-01-02 18:53 | 2018-12-31 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.59 | 75,000 | $44,430 | 13,888,953 |
| 2018-12-31 21:14 | 2018-12-27 | TFX | TELEFLEX INC | POWELL THOMAS E | Officer | OPT+S | $242.25 | 5,324 | $1,289,742 | 8,451 |
| 2018-12-28 01:15 | 2018-12-26 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.64 | 4,499 | $2,864 | 13,813,953 |
| 2018-12-27 01:16 | 2018-12-24 | MOTS | Motus GI Holdings Inc. | Pomeranz Mark | Director, Officer | BUY | $2.70 | 2,500 | $6,750 | 10,641 |
| 2018-12-27 01:10 | 2018-12-24 | MOTS | Motus GI Holdings Inc. | Taylor Andrew Lawrence | Officer | BUY | $2.70 | 1,000 | $2,700 | 3,000 |
| 2018-12-27 01:08 | 2018-12-24 | MOTS | Motus GI Holdings Inc. | Moran Timothy P. | Director, Officer | BUY | $2.70 | 10,000 | $27,000 | 25,000 |
| 2018-12-27 01:05 | 2018-12-24 | MOTS | Motus GI Holdings Inc. | Jacobs Gary E. | Director | BUY | $2.70 | 10,000 | $27,000 | 745,956 |
| 2018-12-27 01:14 | 2018-12-24 | MOTS | Motus GI Holdings Inc. | Hochman David P | Director | BUY | $2.70 | 20,000 | $54,000 | 100,000 |
| 2018-12-27 01:12 | 2018-12-21 | TFX | TELEFLEX INC | POWELL THOMAS E | Officer | OPT+S | $240.23 | 100 | $24,023 | 8,451 |
| 2018-12-26 18:05 | 2018-12-21 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.66 | 7,739 | $5,109 | 13,809,456 |
| 2018-12-27 04:33 | 2018-12-21 | DXCM | DEXCOM INC | DOUBLEDAY RICHARD | Officer | SELL | $109.34 | 1,510 | $165,101 | 14,112 |
| 2018-12-27 04:22 | 2018-12-21 | DXCM | DEXCOM INC | Pacelli Steven Robert | Officer | SELL | $109.41 | 3,114 | $340,700 | 104,518 |
| 2018-12-20 21:38 | 2018-12-17 | RMD | RESMED INC | Sandercock Brett | Officer | SELL | $112.56 | 2,000 | $225,120 | 99,390 |
| 2018-12-21 02:05 | 2018-12-19 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.66 | 6,893 | $4,524 | 13,801,717 |
| 2018-12-20 22:02 | 2018-12-19 | ECIA-PK | ENCISION INC | CMED PARTNERS LLLP | 10% owner | BUY | $0.40 | 875,000 | $350,000 | 3,196,249 |
| 2018-12-20 21:58 | 2018-12-19 | ECIA-PK | ENCISION INC | KORNELSEN VERN D | Director | BUY | $0.40 | 875,000 | $350,000 | 3,196,249 |
| 2018-12-20 00:15 | 2018-12-18 | INSP | Inspire Medical Systems, Inc. | Herbert Timothy P. | Director, Officer | SELL | $42.88 | 15,000 | $643,214 | 259,624 |
| 2018-12-20 00:22 | 2018-12-17 | REPR | KORU Medical Systems, Inc. | Manko Joseph M. Jr. | Director, 10% owner | BUY | $1.22 | 3,346,677 | $4,068,221 | 3,346,677 |
| 2018-12-19 22:40 | 2018-12-18 | SYK | STRYKER CORP | Scannell Timothy J | Officer | OPT+S | $161.60 | 9,332 | $1,508,080 | 131,738 |
| 2018-12-20 00:20 | 2018-12-18 | REPR | KORU Medical Systems, Inc. | Baker Paul Mark | Director | SELL | $1.13 | 1,819,547 | $2,052,449 | 50,000 |
| 2018-12-20 00:21 | 2018-12-18 | REPR | KORU Medical Systems, Inc. | Sealfon Andrew I | Director, 10% owner | SELL | $1.13 | 8,128,513 | $9,168,963 | 0 |
| 2018-12-20 03:30 | 2018-12-19 | PDEX | PRO DEX INC | HOVDA DAVID | Director | OPT+S | $12.84 | 3,000 | $38,516 | 500 |
| 2018-12-19 03:15 | 2018-12-17 | RMD | RESMED INC | Douglas Robert Andrew | Officer | OPT+S | $112.56 | 4,193 | $471,964 | 108,336 |
| 2018-12-19 01:04 | 2018-12-14 | HAE | HAEMONETICS CORP | MEELIA RICHARD J | Director | OPT+S | $102.86 | 8,196 | $843,041 | 28,607 |
| 2018-12-19 00:56 | 2018-12-14 | HAE | HAEMONETICS CORP | GELBMAN RONALD G | Director | SELL | $103.02 | 4,329 | $445,974 | 53,062 |
| 2018-12-19 01:02 | 2018-12-17 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.65 | 5,000 | $3,251 | 13,794,824 |
| 2018-12-19 02:34 | 2018-12-14 | DXCM | DEXCOM INC | Balo Andrew K | Officer | SELL | $121.23 | 5,000 | $606,167 | 73,105 |
| 2018-12-19 00:20 | 2018-12-14 | TCMD | TACTILE SYSTEMS TECHNOLOGY INC | Rishe Bryan | Officer | SELL | $51.22 | 3,000 | $153,660 | 64,328 |
| 2018-12-18 04:17 | 2018-12-13 | PDEX | PRO DEX INC | HOVDA DAVID | Director | SELL | $13.09 | 7,000 | $91,610 | 3,500 |
| 2018-12-18 00:18 | 2018-12-13 | BAX | BAXTER INTERNATIONAL INC | FORSYTH JOHN D | Director | OPT+S | $67.02 | 1,500 | $100,530 | 30,140 |
| 2018-12-18 00:21 | 2018-12-13 | BAX | BAXTER INTERNATIONAL INC | Shapazian Carole J | Director | OPT+S | $66.69 | 4,110 | $274,096 | 9,848 |
| 2018-12-15 01:38 | 2018-12-12 | HAE | HAEMONETICS CORP | Scanlan Jacqueline | Officer | SELL | $104.22 | 1,027 | $107,034 | 4,562 |
| 2018-12-15 00:56 | 2018-12-13 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.65 | 16,650 | $10,811 | 13,789,824 |
| 2018-12-14 01:27 | 2018-12-12 | NVCR | NovoCure Ltd | Shah Pritesh | Officer | OPT+S | $36.00 | 38,781 | $1,396,135 | 17,087 |
| 2018-12-14 00:38 | 2018-12-11 | INSP | Inspire Medical Systems, Inc. | Khuong Chau Quang | Director | SELL | $37.60 | 614,772 | $23,115,427 | 1,829,449 |
| 2018-12-14 03:30 | 2018-12-12 | TNDM | TANDEM DIABETES CARE INC | HANSEN BRIAN B | Officer | OPT+S | $37.75 | 25,000 | $943,750 | 1,381 |
| 2018-12-14 02:13 | 2018-12-11 | INSP | Inspire Medical Systems, Inc. | Griffin Jerry C | Director | SELL | $37.60 | 1,300 | $48,880 | 55,112 |
| 2018-12-14 00:35 | 2018-12-11 | INSP | Inspire Medical Systems, Inc. | ORBIMED ADVISORS LLC | Director | SELL | $37.60 | 614,772 | $23,115,427 | 0 |
| 2018-12-13 02:07 | 2018-12-10 | HAE | HAEMONETICS CORP | Goldstein Dan | Officer | OPT+S | $102.91 | 1,693 | $174,227 | 3,218 |
| 2018-12-13 00:26 | 2018-12-10 | NVCR | NovoCure Ltd | LEUNG GABRIEL | Director | OPT+S | $33.49 | 5,000 | $167,450 | 60,000 |
| 2018-12-13 00:38 | 2018-12-11 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.65 | 3,338 | $2,179 | 13,773,174 |
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.