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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2025-02-28 00:03 | 2025-02-26 | IRTC | iRhythm Holdings, Inc. | Wilson Daniel G. | Officer | SELL | $112.13 | 2,512 | $281,671 | 47,648 |
| 2025-02-27 23:57 | 2025-02-27 | UFPT | UFP TECHNOLOGIES INC | LATAILLE RONALD J | Officer | BUY | $229.09 | 400 | $91,636 | 15,031 |
| 2025-02-28 05:14 | 2025-02-27 | OSUR | ORASURE TECHNOLOGIES INC | EGLINTON MANNER CARRIE | Director, Officer | BUY | $3.15 | 78,625 | $247,378 | 1,259,664 |
| 2025-02-28 05:14 | 2025-02-27 | OSUR | ORASURE TECHNOLOGIES INC | Kenny John P. | Director | BUY | $3.17 | 47,659 | $151,217 | 70,915 |
| 2025-02-28 05:14 | 2025-02-27 | OSUR | ORASURE TECHNOLOGIES INC | McGrath Kenneth J | Officer | BUY | $3.15 | 64,000 | $201,683 | 371,013 |
| 2025-02-28 00:19 | 2025-02-27 | OSUR | ORASURE TECHNOLOGIES INC | Marmora Lelio | Director | BUY | $3.06 | 7,000 | $21,420 | 67,720 |
| 2025-02-28 00:29 | 2025-02-25 | TCMD | TACTILE SYSTEMS TECHNOLOGY INC | Birkemeyer Elaine M. | Officer | SELL | $14.51 | 2,066 | $29,980 | 102,032 |
| 2025-02-28 00:28 | 2025-02-25 | TCMD | TACTILE SYSTEMS TECHNOLOGY INC | Burns Kristie | Officer | SELL | $14.40 | 6,468 | $93,160 | 77,540 |
| 2025-02-28 00:27 | 2025-02-25 | TCMD | TACTILE SYSTEMS TECHNOLOGY INC | REUVERS DANIEL L. | Director | SELL | $14.18 | 28,338 | $401,850 | 214,604 |
| 2025-02-26 21:46 | 2025-02-24 | AORT | Artivion Inc. | Stanton Marshall S. | Officer | SELL | $27.31 | 4,687 | $127,983 | 79,845 |
| 2025-02-26 21:54 | 2025-02-24 | AORT | Artivion Inc. | Davis John E | Officer | SELL | $27.31 | 6,457 | $176,315 | 160,631 |
| 2025-02-26 21:57 | 2025-02-24 | AORT | Artivion Inc. | Holloway Jean F | Officer | SELL | $27.31 | 5,335 | $145,678 | 149,799 |
| 2025-02-26 21:50 | 2025-02-24 | AORT | Artivion Inc. | Berry Lance A | Officer | SELL | $27.31 | 3,259 | $88,990 | 75,805 |
| 2025-02-26 22:00 | 2025-02-24 | AORT | Artivion Inc. | Mackin James P | Officer | SELL | $27.31 | 42,156 | $1,151,112 | 663,882 |
| 2025-02-26 23:33 | 2025-02-24 | AORT | Artivion Inc. | Horton Amy | Officer | SELL | $27.31 | 3,323 | $90,738 | 131,141 |
| 2025-02-27 05:00 | 2025-02-24 | ATEC | Alphatec Holdings, Inc. | Sponsel David | Officer | SELL | $10.54 | 32,365 | $341,062 | 702,709 |
| 2025-02-27 05:00 | 2025-02-26 | ATEC | Alphatec Holdings, Inc. | Miles Patrick | Director, Officer | SELL | $10.89 | 32,393 | $352,760 | 5,940,391 |
| 2025-02-26 00:41 | 2025-02-24 | BSX | BOSTON SCIENTIFIC CORP | Mirviss Jeffrey B. | Officer | SELL | $104.16 | 7,363 | $766,921 | 25,766 |
| 2025-02-26 02:52 | 2025-02-21 | NPCE | NeuroPace Inc | Morrell Martha | Officer | SELL | $13.72 | 78,334 | $1,074,844 | 81,993 |
| 2025-02-26 00:26 | 2025-02-25 | EMBC | Embecta Corp. | Melcher David F | Director | BUY | $13.67 | 13,000 | $177,646 | 76,681 |
| 2025-02-26 05:07 | 2025-02-21 | STME | Stimcell Energetics Inc. | JEFFS RICHARD | 10% owner | BUY | $0.17 | 19,399 | $3,309 | 1,688,889 |
| 2025-02-25 00:08 | 2025-02-24 | BSX | BOSTON SCIENTIFIC CORP | Zane Ellen M | Director | SELL | $104.23 | 13,586 | $1,416,134 | 34,944 |
| 2025-02-25 01:00 | 2025-02-20 | SSII | SS Innovations International, Inc. | MOLL FREDERIC H | Director, 10% owner | BUY | $1.37 | 3,645,224 | $5,001,247 | 10,060,813 |
| 2025-02-25 01:50 | 2025-02-20 | LUNG | Pulmonx Corp | French Glendon E. III | Director | SELL | $8.28 | 55,453 | $459,084 | 1,011,974 |
| 2025-02-25 02:24 | 2025-02-24 | TCMD | TACTILE SYSTEMS TECHNOLOGY INC | REUVERS DANIEL L. | Director | SELL | $14.55 | 10,938 | $159,147 | 242,942 |
| 2025-02-25 02:23 | 2025-02-24 | TCMD | TACTILE SYSTEMS TECHNOLOGY INC | Burns Kristie | Officer | SELL | $14.65 | 4,830 | $70,753 | 84,008 |
| 2025-02-25 02:22 | 2025-02-24 | TCMD | TACTILE SYSTEMS TECHNOLOGY INC | Birkemeyer Elaine M. | Officer | SELL | $14.70 | 3,778 | $55,538 | 104,098 |
| 2025-02-22 00:15 | 2025-02-21 | BSX | BOSTON SCIENTIFIC CORP | Brown Vance R | Officer | SELL | $104.64 | 4,826 | $504,993 | 45,845 |
| 2025-02-22 03:55 | 2025-02-14 | BEAT | HeartBeam, Inc. | Cruickshank Tim | Officer | BUY | $1.70 | 17,647 | $30,000 | 17,647 |
| 2025-02-22 01:00 | 2025-02-19 | XAIR | Beyond Air, Inc. | Gaul Michael A. | Officer | BUY | $0.38 | 6,000 | $2,294 | 94,150 |
| 2025-02-22 01:24 | 2025-02-20 | SSII | SS Innovations International, Inc. | SRIVASTAVA SUDHIR | Director, Officer, 10% owner | SELL | $1.37 | 3,645,224 | $5,001,247 | 91,338,146 |
| 2025-02-22 00:18 | 2025-02-18 | SIBN | SI-BONE, Inc. | Maheshwari Anshul | Officer | SELL | $16.86 | 11,180 | $188,518 | 273,604 |
| 2025-02-22 00:19 | 2025-02-18 | SIBN | SI-BONE, Inc. | FRANCIS LAURA | Director, Officer | SELL | $17.22 | 46,233 | $795,915 | 506,761 |
| 2025-02-22 00:17 | 2025-02-18 | SIBN | SI-BONE, Inc. | RECUPERO ANTHONY J | Officer | SELL | $16.86 | 9,531 | $160,733 | 287,866 |
| 2025-02-22 00:16 | 2025-02-18 | SIBN | SI-BONE, Inc. | DUNN JEFFREY W | Director | SELL | $16.77 | 1,619 | $27,152 | 15,191 |
| 2025-02-22 04:00 | 2025-02-14 | BEAT | HeartBeam, Inc. | Ferrari Richard | Director | BUY | $1.70 | 29,412 | $50,000 | 179,136 |
| 2025-02-21 03:01 | 2025-02-18 | BVS | Bioventus Inc. | Singleton Mark Leonard | Officer | SELL | $10.19 | 6,498 | $66,215 | 118,817 |
| 2025-02-21 03:00 | 2025-02-18 | BVS | Bioventus Inc. | D'Adamio Anthony | Officer | SELL | $10.19 | 4,380 | $44,632 | 118,178 |
| 2025-02-20 17:51 | 2025-02-20 | NPCE | NeuroPace Inc | KCK LTD. | 10% owner | SELL | $9.40 | 5,270,845 | $49,545,943 | 0 |
| 2025-02-21 00:30 | 2025-02-20 | RCEL | AVITA Medical, Inc. | O'Toole David D | Officer | BUY | $9.90 | 1,000 | $9,900 | 25,734 |
| 2025-02-21 00:30 | 2025-02-20 | RCEL | AVITA Medical, Inc. | McNamara Robert | Director | BUY | $10.09 | 10,000 | $100,900 | 45,749 |
| 2025-02-21 01:21 | 2025-02-18 | STIM | Neuronetics, Inc. | Sullivan Keith J | Director, Officer | SELL | $4.55 | 50,374 | $229,237 | 1,232,988 |
| 2025-02-21 03:00 | 2025-02-18 | BVS | Bioventus Inc. | CHURCH KATRINA J | Officer | SELL | $10.19 | 1,537 | $15,662 | 50,102 |
| 2025-02-20 22:35 | 2025-02-18 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.79 | 53,845 | $42,661 | 15,118,249 |
| 2025-02-20 03:53 | 2025-02-17 | MCAGU | Mountain Crest Acquisition Corp. V | Mountain Crest Global Holdings LLC | 10% owner | SELL | $7.00 | 100,000 | $700,000 | 2,065,800 |
| 2025-02-20 03:54 | 2025-02-17 | MCAGU | Mountain Crest Acquisition Corp. V | Liu Suying | Director, Officer, 10% owner | SELL | $7.00 | 100,000 | $700,000 | 2,065,800 |
| 2025-02-20 00:23 | 2025-02-18 | BSX | BOSTON SCIENTIFIC CORP | Sorenson John Bradley | Officer | SELL | $104.84 | 5,960 | $624,861 | 20,991 |
| 2025-02-20 00:23 | 2025-02-18 | BSX | BOSTON SCIENTIFIC CORP | Brennan Daniel J. | Officer | OPT+S | $105.10 | 84,863 | $8,919,296 | 225,808 |
| 2025-02-20 00:23 | 2025-02-19 | BSX | BOSTON SCIENTIFIC CORP | Mirviss Jeffrey B. | Officer | SELL | $105.35 | 1,510 | $159,079 | 33,129 |
| 2025-02-20 04:46 | 2025-02-18 | SYK | STRYKER CORP | Golston Allan C. | Director | OPT+S | $383.07 | 2,458 | $941,586 | 14,895 |
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.