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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2021-09-21 23:30 | 2021-09-20 | RCEL | AVITA Medical, Inc. | Crowe Suzanne | Director | BUY | $17.08 | 1,066 | $18,207 | 4,112 |
| 2021-09-22 01:36 | 2021-09-17 | PRCT | PROCEPT BioRobotics Corp | Desai Antal Rohit | Director, 10% owner | BUY | $25.00 | 440,000 | $11,000,000 | 11,222,662 |
| 2021-09-22 01:35 | 2021-09-17 | PRCT | PROCEPT BioRobotics Corp | Wood Morgan Colby | Director | BUY | $25.00 | 6,800 | $170,000 | 6,800 |
| 2021-09-22 00:41 | 2021-09-17 | TELA | TELA Bio, Inc. | EW HEALTHCARE PARTNERS FUND 2, L.P. | BUY | $12.59 | 1,246 | $15,684 | 1,833,294 | |
| 2021-09-22 01:35 | 2021-09-17 | PRCT | PROCEPT BioRobotics Corp | Harris Taylor C. | Director | BUY | $25.00 | 10,000 | $250,000 | 45,074 |
| 2021-09-22 01:35 | 2021-09-17 | PRCT | PROCEPT BioRobotics Corp | Krummel Thomas M | Director | BUY | $25.00 | 5,000 | $125,000 | 80,919 |
| 2021-09-22 01:34 | 2021-09-17 | PRCT | PROCEPT BioRobotics Corp | CPMG Inc | 10% owner | BUY | $25.00 | 440,000 | $11,000,000 | 11,222,662 |
| 2021-09-21 23:40 | 2021-09-21 | CLPT | ClearPoint Neuro, Inc. | BURNETT JOSEPH MICHAEL | Director, Officer | SELL | $17.98 | 9,637 | $173,273 | 231,787 |
| 2021-09-22 01:34 | 2021-09-17 | PRCT | PROCEPT BioRobotics Corp | MOLL FREDERIC H | Director | BUY | $25.00 | 400,000 | $10,000,000 | 882,521 |
| 2021-09-22 03:11 | 2021-09-20 | LUNG | Pulmonx Corp | Sung Derrick | Officer | SELL | $37.43 | 6,000 | $224,563 | 231,803 |
| 2021-09-21 23:27 | 2021-09-17 | PRCT | PROCEPT BioRobotics Corp | VIKING GLOBAL INVESTORS LP | 10% owner | BUY | $35.00 | 400,000 | $14,000,000 | 400,000 |
| 2021-09-21 01:31 | 2021-09-15 | TELA | TELA Bio, Inc. | EW HEALTHCARE PARTNERS FUND 2, L.P. | BUY | $12.43 | 10,000 | $124,300 | 1,832,048 | |
| 2021-09-21 01:00 | 2019-02-21 | PDEX | PRO DEX INC | Swenson Nicholas John | Director, 10% owner | SELL | $16.00 | 447 | $7,152 | 926,730 |
| 2021-09-21 03:45 | 2021-09-16 | LUNG | Pulmonx Corp | French Glendon E. III | Director, Officer | SELL | $38.13 | 48,571 | $1,852,124 | 0 |
| 2021-09-17 22:53 | 2021-09-15 | MMSI | MERIT MEDICAL SYSTEMS INC | Ward Lynne | Director | OPT+S | $71.83 | 9,470 | $680,230 | 12,499 |
| 2021-09-17 22:55 | 2021-09-15 | MMSI | MERIT MEDICAL SYSTEMS INC | Wright Joseph | Officer | OPT+S | $72.01 | 10,000 | $720,100 | 12,343 |
| 2021-09-17 23:52 | 2021-09-13 | TELA | TELA Bio, Inc. | EW HEALTHCARE PARTNERS FUND 2, L.P. | BUY | $12.43 | 10,000 | $124,300 | 1,832,048 | |
| 2021-09-18 00:21 | 2021-09-15 | TNDM | TANDEM DIABETES CARE INC | Vosseller Leigh | Officer | OPT+S | $125.00 | 10,000 | $1,250,000 | 6,145 |
| 2021-09-18 00:18 | 2021-09-15 | TNDM | TANDEM DIABETES CARE INC | BERGER DAVID B | Officer | OPT+S | $122.00 | 9,000 | $1,097,955 | 4,247 |
| 2021-09-17 23:45 | 2021-09-15 | ATRC | AtriCure, Inc. | GROVES REGINA E | Director | SELL | $74.73 | 3,156 | $235,848 | 16,194 |
| 2021-09-18 01:42 | 2021-09-15 | LUNG | Pulmonx Corp | Rose Geoffrey Beran | Officer | SELL | $38.12 | 7,000 | $266,840 | 159,814 |
| 2021-09-17 02:52 | 2021-09-14 | MMSI | MERIT MEDICAL SYSTEMS INC | Lloyd Brian G. | Officer | OPT+S | $71.86 | 19,000 | $1,365,306 | 6,696 |
| 2021-09-16 22:08 | 2021-09-15 | RMD | RESMED INC | Douglas Robert Andrew | Officer | OPT+S | $291.83 | 8,000 | $2,334,640 | 22,149 |
| 2021-09-17 02:01 | 2021-09-15 | DXCM | DEXCOM INC | SAYER KEVIN R | Director, Officer | SELL | $540.58 | 6,000 | $3,243,462 | 96,705 |
| 2021-09-16 01:42 | 2021-09-15 | BSX | BOSTON SCIENTIFIC CORP | Carruthers Wendy | Officer | SELL | $44.88 | 3,321 | $149,046 | 164,573 |
| 2021-09-15 20:23 | 2021-09-13 | TELA | TELA Bio, Inc. | EW HEALTHCARE PARTNERS FUND 2, L.P. | BUY | $12.27 | 10,115 | $124,129 | 1,822,048 | |
| 2021-09-15 21:31 | 2021-09-14 | PETV | PetVivo Holdings, Inc. | Martin James Rudolph | Director | BUY | $2.96 | 1,200 | $3,552 | 85,084 |
| 2021-09-16 00:01 | 2021-09-13 | TNDM | TANDEM DIABETES CARE INC | Vosseller Leigh | Officer | OPT+S | $120.75 | 10,000 | $1,207,512 | 6,145 |
| 2021-09-15 23:32 | 2021-09-13 | TNDM | TANDEM DIABETES CARE INC | HANSEN BRIAN B | Officer | OPT+S | $119.00 | 32,180 | $3,829,336 | 6,333 |
| 2021-09-15 23:38 | 2021-09-13 | ATRC | AtriCure, Inc. | Seith Douglas J | Officer | SELL | $75.54 | 21,444 | $1,619,880 | 64,711 |
| 2021-09-16 04:07 | 2021-09-13 | PEN | Penumbra Inc | Elsesser Adam | Director, Officer | OPT+S | $280.42 | 14,500 | $4,066,036 | 0 |
| 2021-09-15 14:30 | 2021-09-13 | PSTV | PLUS THERAPEUTICS, INC. | Lenk Robert P | Director | BUY | $1.86 | 7,000 | $13,011 | 10,000 |
| 2021-09-15 23:14 | 2021-09-13 | DXCM | DEXCOM INC | Patterson Chad | Officer | SELL | $541.47 | 156 | $84,469 | 9,744 |
| 2021-09-16 00:19 | 2021-09-15 | ICUI | ICU MEDICAL INC/DE | SWINNEY ROBERT S | Director | SELL | $243.00 | 2,157 | $524,151 | 20,816 |
| 2021-09-15 01:11 | 2021-09-13 | PDEX | PRO DEX INC | Philp Katrina Marie Kramer | Director | BUY | $24.41 | 3,468 | $84,654 | 10,264 |
| 2021-09-14 19:04 | 2021-09-13 | PETV | PetVivo Holdings, Inc. | Martin James Rudolph | Director | BUY | $3.24 | 7,000 | $22,665 | 83,884 |
| 2021-09-14 23:23 | 2021-09-14 | CMXC | Stimcell Energetics Inc. | HARGREAVES BRADLEY S | Director, Officer, 10% owner | SELL | $0.20 | 10,000 | $2,000 | 5,551,401 |
| 2021-09-14 15:16 | 2021-09-10 | ATRC | AtriCure, Inc. | Austin Tonya | Officer | SELL | $77.18 | 1,227 | $94,700 | 30,333 |
| 2021-09-15 04:58 | 2021-09-14 | ICUI | ICU MEDICAL INC/DE | FINNEY ELISHA W | Director | OPT+S | $242.20 | 2,424 | $587,096 | 1,717 |
| 2021-09-14 17:45 | 2021-09-10 | WST | WEST PHARMACEUTICAL SERVICES INC | Lai Quintin J | Officer | OPT+S | $460.76 | 9,672 | $4,456,451 | 2,234 |
| 2021-09-14 02:08 | 2021-09-10 | MMSI | MERIT MEDICAL SYSTEMS INC | Anderson Jill | Director | SELL | $71.64 | 850 | $60,894 | 6,252 |
| 2021-09-13 18:46 | 2021-09-10 | ICUI | ICU MEDICAL INC/DE | Sanzone Virginia Ruth | Officer | SELL | $251.55 | 800 | $201,241 | 1,605 |
| 2021-09-13 21:55 | 2021-09-09 | TELA | TELA Bio, Inc. | EW HEALTHCARE PARTNERS FUND 2, L.P. | BUY | $12.38 | 27,523 | $340,771 | 1,811,933 | |
| 2021-09-13 18:45 | 2021-09-07 | KIDS | ORTHOPEDIATRICS CORP | Infante (Reynolds) Marie C | Director | SELL | $69.19 | 359 | $24,837 | 4,943 |
| 2021-09-13 23:17 | 2021-09-10 | RMD | RESMED INC | Sandercock Brett | Officer | OPT+S | $297.33 | 5,000 | $1,486,650 | 87,286 |
| 2021-09-14 03:19 | 2021-09-09 | DXCM | DEXCOM INC | Selvaraj Shelly Ramasamy | Officer | SELL | $549.00 | 2,904 | $1,594,281 | 13,014 |
| 2021-09-14 03:19 | 2021-09-09 | DXCM | DEXCOM INC | Balo Andrew K | Officer | SELL | $546.78 | 5,597 | $3,060,337 | 7,553 |
| 2021-09-14 03:01 | 2021-09-09 | DXCM | DEXCOM INC | Sylvain Jereme M | Officer | SELL | $541.36 | 407 | $220,336 | 13,526 |
| 2021-09-14 03:01 | 2021-09-09 | DXCM | DEXCOM INC | Shrishrimal Sumi | Officer | SELL | $541.37 | 407 | $220,339 | 12,234 |
| 2021-09-14 03:01 | 2021-09-09 | DXCM | DEXCOM INC | SAYER KEVIN R | Director, Officer | SELL | $541.36 | 3,017 | $1,633,280 | 102,705 |
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.