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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2020-09-30 04:26 | 2020-09-25 | LMAT | LEMAITRE VASCULAR INC | LeMaitre George W | Director, Officer, 10% owner | SELL | $33.98 | 724 | $24,599 | 20,000 |
| 2020-09-29 01:13 | 2020-09-25 | NVCR | NovoCure Ltd | Weinberg Uri | Officer | OPT+S | $103.35 | 15,250 | $1,576,088 | 27,597 |
| 2020-09-29 04:27 | 2020-09-25 | TFX | TELEFLEX INC | Klasko Stephen K. M.D. | Director | OPT+S | $326.15 | 200 | $65,230 | 1,121 |
| 2020-09-29 00:35 | 2020-09-25 | DXCM | DEXCOM INC | Pacelli Steven Robert | Officer | SELL | $400.07 | 2,000 | $800,137 | 65,218 |
| 2020-09-29 00:35 | 2020-09-24 | DXCM | DEXCOM INC | DOUBLEDAY RICHARD | Officer | SELL | $380.95 | 1,530 | $582,861 | 0 |
| 2020-09-25 23:43 | 2020-09-22 | ATAO | Premier Air Charter Holdings Inc. | EROP Capital LLC | SELL | $0.25 | 13,610 | $3,403 | 50,026,212 | |
| 2020-09-26 00:00 | 2020-09-24 | XAIR | Beyond Air, Inc. | BECK DOUGLAS | Officer | BUY | $4.88 | 3,000 | $14,640 | 64,710 |
| 2020-09-25 18:11 | 2020-09-23 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $6.14 | 300 | $1,842 | 14,063,989 |
| 2020-09-26 04:58 | 2020-09-23 | LMAT | LEMAITRE VASCULAR INC | LeMaitre George W | Director, Officer, 10% owner | SELL | $33.73 | 9,276 | $312,852 | 20,724 |
| 2020-09-24 23:17 | 2020-09-22 | INSP | Inspire Medical Systems, Inc. | Buchholz Richard | Officer | SELL | $126.09 | 6,000 | $756,556 | 66,384 |
| 2020-09-24 23:30 | 2020-09-23 | DXCM | DEXCOM INC | Pacelli Steven Robert | Officer | SELL | $395.11 | 1,079 | $426,324 | 67,218 |
| 2020-09-24 03:37 | 2020-09-22 | PDEX | PRO DEX INC | Van Kirk Richard Lee Jr | Director, Officer | SELL | $27.49 | 10,265 | $282,152 | 48,910 |
| 2020-09-23 22:36 | 2020-09-22 | INFU | InfuSystem Holdings, Inc | Lachance Carrie | Officer | BUY | $13.20 | 2,000 | $26,400 | 79,793 |
| 2020-09-23 22:31 | 2020-09-21 | INFU | InfuSystem Holdings, Inc | Steele Barry G | Officer | BUY | $13.07 | 2,000 | $26,140 | 16,981 |
| 2020-09-22 23:08 | 2020-09-18 | SIBN | SI-BONE, Inc. | Pisetsky Michael A | Officer | OPT+S | $25.00 | 3,000 | $75,000 | 49,252 |
| 2020-09-22 18:39 | 2020-09-21 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $6.49 | 500 | $3,245 | 14,063,689 |
| 2020-09-21 23:34 | 2020-09-17 | IART | INTEGRA LIFESCIENCES HOLDINGS CORP | Tru St Partnership, L.P. | 10% owner | SELL | $46.97 | 200,000 | $9,394,000 | 10,091,205 |
| 2020-09-21 23:16 | 2020-09-18 | NVCR | NovoCure Ltd | GROENHUYSEN WILHELMUS CM | Officer | OPT+S | $109.21 | 8,262 | $902,294 | 142,607 |
| 2020-09-19 00:20 | 2020-09-15 | ATAO | Premier Air Charter Holdings Inc. | EROP Capital LLC | SELL | $0.34 | 21,700 | $7,484 | 50,039,822 | |
| 2020-09-18 23:37 | 2020-09-16 | NVCR | NovoCure Ltd | GROENHUYSEN WILHELMUS CM | Officer | OPT+S | $107.81 | 34,512 | $3,720,570 | 142,607 |
| 2020-09-18 22:58 | 2020-09-16 | SIBN | SI-BONE, Inc. | RECUPERO ANTHONY J | Officer | OPT+S | $24.05 | 3,000 | $72,160 | 71,079 |
| 2020-09-18 23:57 | 2020-09-16 | DXCM | DEXCOM INC | AUGUSTINOS NICHOLAS | Director | SELL | $399.78 | 1,875 | $749,596 | 13,842 |
| 2020-09-18 00:53 | 2020-09-16 | CRY | Artivion Inc. | Davis John E | Officer | BUY | $16.65 | 10,000 | $166,459 | 70,451 |
| 2020-09-17 23:32 | 2020-09-15 | NVCR | NovoCure Ltd | Danziger Asaf | Director, Officer | OPT+S | $99.00 | 103,000 | $10,197,000 | 197,632 |
| 2020-09-18 00:58 | 2020-09-16 | TNDM | TANDEM DIABETES CARE INC | HANSEN BRIAN B | Officer | OPT+S | $113.00 | 10,525 | $1,189,328 | 4,665 |
| 2020-09-18 00:45 | 2020-09-15 | TNDM | TANDEM DIABETES CARE INC | Sheridan John F | Officer | OPT+S | $110.02 | 10,000 | $1,100,180 | 3,756 |
| 2020-09-18 00:50 | 2020-09-16 | CRY | Artivion Inc. | Bullock James | Director | BUY | $16.63 | 10,000 | $166,273 | 34,023 |
| 2020-09-17 00:47 | 2020-09-14 | INSP | Inspire Medical Systems, Inc. | Tansey Casey M | Director | SELL | $129.27 | 12,000 | $1,551,211 | 18,830 |
| 2020-09-16 23:00 | 2020-09-15 | PDEX | PRO DEX INC | Charlton Alisha | Officer | SELL | $30.18 | 1,500 | $45,268 | 5,752 |
| 2020-09-17 00:01 | 2020-09-15 | RMD | RESMED INC | Douglas Robert Andrew | Officer | SELL | $175.49 | 1,147 | $201,287 | 183,438 |
| 2020-09-17 01:35 | 2020-09-15 | RMD | RESMED INC | Sandercock Brett | Officer | SELL | $175.49 | 2,500 | $438,725 | 86,775 |
| 2020-09-16 23:12 | 2020-09-14 | ATRC | AtriCure, Inc. | GROVES REGINA E | Director | SELL | $41.83 | 6,313 | $264,073 | 21,809 |
| 2020-09-17 02:49 | 2020-09-14 | PEN | Penumbra Inc | O'Rourke Bridget | Director | SELL | $200.97 | 65 | $13,063 | 3,258 |
| 2020-09-17 00:24 | 2020-09-14 | NVCR | NovoCure Ltd | GROENHUYSEN WILHELMUS CM | Officer | OPT+S | $101.53 | 75,868 | $7,703,227 | 142,607 |
| 2020-09-17 02:15 | 2020-09-14 | RCEL | AVITA Medical, Inc. | PERRY MICHAEL S | Director, Officer | SELL | $27.19 | 47,861 | $1,301,254 | 425,087 |
| 2020-09-17 00:27 | 2020-09-14 | NVCR | NovoCure Ltd | LEUNG GABRIEL | Director | OPT+S | $97.44 | 19,565 | $1,906,500 | 72,045 |
| 2020-09-16 23:14 | 2020-09-14 | SIBN | SI-BONE, Inc. | FRANCIS LAURA | Officer | OPT+S | $23.02 | 2,547 | $58,628 | 135,261 |
| 2020-09-17 02:36 | 2020-09-15 | DXCM | DEXCOM INC | ALTMAN STEVEN R | Director | SELL | $393.92 | 30,000 | $11,817,600 | 12,980 |
| 2020-09-16 23:44 | 2020-09-14 | DXCM | DEXCOM INC | FOLETTA MARK G | Director | SELL | $394.14 | 1,000 | $394,136 | 15,202 |
| 2020-09-16 23:44 | 2020-09-15 | DXCM | DEXCOM INC | Balo Andrew K | Officer | SELL | $397.35 | 5,256 | $2,088,490 | 35,567 |
| 2020-09-16 03:52 | 2020-09-11 | PEN | Penumbra Inc | Elsesser Adam | Director, Officer | SELL | $200.73 | 8,000 | $1,605,862 | 981,582 |
| 2020-09-15 23:07 | 2020-09-14 | BAX | BAXTER INTERNATIONAL INC | FORSYTH JOHN D | Director | OPT+S | $83.59 | 310 | $25,913 | 33,969 |
| 2020-09-14 23:04 | 2020-09-11 | BSX | BOSTON SCIENTIFIC CORP | Fitzgerald Joseph Michael | Officer | OPT+S | $40.76 | 77,640 | $3,164,653 | 221,048 |
| 2020-09-11 23:19 | 2020-09-09 | NVCR | NovoCure Ltd | Shah Pritesh | Officer | SELL | $85.41 | 28,321 | $2,418,880 | 70,465 |
| 2020-09-11 23:13 | 2020-09-02 | NVCR | NovoCure Ltd | Shah Pritesh | Officer | SELL | $85.01 | 4,200 | $357,054 | 98,786 |
| 2020-09-11 23:15 | 2020-09-09 | INSP | Inspire Medical Systems, Inc. | Ban Randy | Officer | OPT+S | $117.54 | 30,000 | $3,526,269 | 189 |
| 2020-09-12 02:59 | 2020-09-10 | RCEL | AVITA Medical, Inc. | PERRY MICHAEL S | Director, Officer | SELL | $26.08 | 27,128 | $707,582 | 404,444 |
| 2020-09-12 00:00 | 2020-09-10 | UFPT | UFP TECHNOLOGIES INC | SHAW DANIEL J | Officer | SELL | $40.80 | 7,759 | $316,567 | 12,274 |
| 2020-09-11 23:15 | 2020-09-09 | NVCR | NovoCure Ltd | LEUNG GABRIEL | Director | OPT+S | $87.80 | 19,114 | $1,678,293 | 72,045 |
| 2020-09-12 01:59 | 2020-09-09 | DXCM | DEXCOM INC | Sylvain Jereme M | Officer | SELL | $398.30 | 289 | $115,109 | 12,532 |
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.