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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2023-04-01 03:06 | 2023-03-29 | PEN | Penumbra Inc | Grewal Harpreet | Director | SELL | $271.00 | 875 | $237,125 | 9,660 |
| 2023-04-01 04:00 | 2023-03-30 | TMCI | TREACE MEDICAL CONCEPTS, INC. | MOTT RICHARD W | Director | SELL | $25.54 | 133,498 | $3,410,033 | 925,000 |
| 2023-04-01 04:00 | 2023-03-30 | TMCI | TREACE MEDICAL CONCEPTS, INC. | TREACE JAMES T | Director | SELL | $25.86 | 50,000 | $1,293,170 | 911,441 |
| 2023-03-31 01:39 | 2023-03-29 | XAIR | Beyond Air, Inc. | Carey Robert | Director | BUY | $6.38 | 20,000 | $127,500 | 886,496 |
| 2023-03-31 02:32 | 2023-03-29 | IRTC | iRhythm Holdings, Inc. | Wilson Daniel G. | Officer | SELL | $125.00 | 4,000 | $500,000 | 35,337 |
| 2023-03-30 16:00 | 2023-03-29 | DCTH | DELCATH SYSTEMS, INC. | MICHEL GERARD J | Director, Officer | BUY | $4.84 | 19,646 | $95,087 | 197,235 |
| 2023-03-31 04:00 | 2023-03-28 | TMCI | TREACE MEDICAL CONCEPTS, INC. | BAYS F BARRY | Director | SELL | $25.16 | 58,698 | $1,477,076 | 1,204,785 |
| 2023-03-29 23:34 | 2023-03-24 | IONM | Assure Holdings Corp. | Parsons Preston T | 10% owner | SELL | $4.11 | 7,000 | $28,770 | 184,125 |
| 2023-03-30 00:47 | 2023-03-28 | XAIR | Beyond Air, Inc. | Lee Yoori | Director | BUY | $6.34 | 3,115 | $19,749 | 12,654 |
| 2023-03-29 19:41 | 2023-03-27 | IRMD | IRADIMED CORP | Susi Roger E. | Director, Officer, 10% owner | SELL | $38.11 | 10,000 | $381,082 | 552,950 |
| 2023-03-28 02:27 | 2023-03-24 | BVS | Bioventus Inc. | Singleton Mark Leonard | Officer | SELL | $1.27 | 6,044 | $7,676 | 12,581 |
| 2023-03-27 23:05 | 2023-03-24 | XAIR | Beyond Air, Inc. | Gaul Michael A. | Officer | BUY | $6.15 | 1,000 | $6,150 | 73,150 |
| 2023-03-27 22:24 | 2023-03-24 | RDGL | VIVOS INC | POLLACK MICHAEL H | Officer | SELL | $0.06 | 16,000 | $998 | 0 |
| 2023-03-28 00:08 | 2023-03-23 | DXCM | DEXCOM INC | Pacelli Steven Robert | Officer | SELL | $116.40 | 5,442 | $633,449 | 138,129 |
| 2023-03-24 23:17 | 2023-03-23 | BSX | BOSTON SCIENTIFIC CORP | Butcher Arthur C | Officer | SELL | $47.97 | 6,703 | $321,543 | 22,981 |
| 2023-03-24 22:48 | 2023-03-21 | NMTC | NEUROONE MEDICAL TECHNOLOGIES Corp | Christianson Mark | Officer | SELL | $1.51 | 26,500 | $40,097 | 337,494 |
| 2023-03-23 18:58 | 2023-03-21 | INFU | InfuSystem Holdings, Inc | Dilorio Richard | Director, Officer | BUY | $7.63 | 3,000 | $22,904 | 330,827 |
| 2023-03-22 23:41 | 2023-03-09 | WST | WEST PHARMACEUTICAL SERVICES INC | Abraham Silji | Officer | SELL | $322.57 | 1,500 | $483,850 | 4,209 |
| 2023-03-22 23:05 | 2023-03-20 | BAX | BAXTER INTERNATIONAL INC | STROUCKEN ALBERT P L | Director | OPT+S | $37.52 | 3,930 | $147,454 | 36,835 |
| 2023-03-22 00:13 | 2023-03-20 | CODX | Co-Diagnostics, Inc. | Brown Brian Lee | Officer | BUY | $1.90 | 3,000 | $5,697 | 76,236 |
| 2023-03-21 23:05 | 2023-03-17 | XAIR | Beyond Air, Inc. | Lisi Steven A. | Director, Officer | BUY | $6.46 | 10,000 | $64,600 | 1,458,696 |
| 2023-03-22 01:21 | 2023-03-20 | IRMD | IRADIMED CORP | Susi Roger E. | Director, Officer, 10% owner | SELL | $37.45 | 10,000 | $374,530 | 562,950 |
| 2023-03-22 04:48 | 2023-03-17 | INFU | InfuSystem Holdings, Inc | Steele Barry G | Officer | BUY | $6.96 | 3,000 | $20,867 | 56,200 |
| 2023-03-21 23:05 | 2023-03-20 | XAIR | Beyond Air, Inc. | BENTSUR RON | Director | BUY | $6.48 | 2,300 | $14,904 | 144,736 |
| 2023-03-20 23:44 | 2023-03-16 | MMSI | MERIT MEDICAL SYSTEMS INC | Peterson Neil | Officer | OPT+S | $68.75 | 8,000 | $550,000 | 0 |
| 2023-03-20 23:10 | 2023-03-16 | XAIR | Beyond Air, Inc. | Lucera Erick | Director | BUY | $6.82 | 2,000 | $13,634 | 4,342 |
| 2023-03-21 00:23 | 2023-03-17 | INFU | InfuSystem Holdings, Inc | Lachance Carrie | Director, Officer | BUY | $6.82 | 3,000 | $20,450 | 127,939 |
| 2023-03-20 23:05 | 2023-03-17 | XAIR | Beyond Air, Inc. | Forbes William P | Director | BUY | $6.46 | 5,000 | $32,300 | 9,855 |
| 2023-03-21 02:40 | 2023-03-16 | STIM | Neuronetics, Inc. | CANNELL CAPITAL LLC | 10% owner | BUY | $2.90 | 59,716 | $173,099 | 3,127,819 |
| 2023-03-18 04:00 | 2023-03-15 | TMCI | TREACE MEDICAL CONCEPTS, INC. | Owens Daniel E. | OPT+S | $22.87 | 6,250 | $142,956 | 30,914 | |
| 2023-03-17 22:55 | 2023-03-16 | PRCT | PROCEPT BioRobotics Corp | Zadno Reza | Director, Officer | SELL | $31.84 | 5,335 | $169,866 | 155,791 |
| 2023-03-17 22:54 | 2023-03-16 | PRCT | PROCEPT BioRobotics Corp | Waters Kevin | Officer | SELL | $31.84 | 706 | $22,479 | 56,154 |
| 2023-03-17 22:52 | 2023-03-16 | PRCT | PROCEPT BioRobotics Corp | Shiblaq Hisham | Officer | SELL | $31.84 | 246 | $7,833 | 53,344 |
| 2023-03-17 22:51 | 2023-03-16 | PRCT | PROCEPT BioRobotics Corp | Nouri Alaleh | Officer | SELL | $31.84 | 304 | $9,679 | 34,810 |
| 2023-03-17 19:40 | 2023-03-15 | RMD | RESMED INC | Farrell Michael J. | Officer | OPT+S | $206.95 | 5,675 | $1,174,451 | 436,900 |
| 2023-03-18 03:06 | 2023-03-15 | PEN | Penumbra Inc | Grewal Harpreet | Director | SELL | $254.98 | 875 | $223,108 | 10,535 |
| 2023-03-18 04:00 | 2023-03-15 | TMCI | TREACE MEDICAL CONCEPTS, INC. | TIMBIE THOMAS E | Director | SELL | $23.03 | 50,000 | $1,151,665 | 1,149,069 |
| 2023-03-17 23:14 | 2023-03-16 | DXCM | DEXCOM INC | Dolan Matthew Vincent | Officer | SELL | $115.00 | 2,303 | $264,845 | 33,569 |
| 2023-03-17 01:01 | 2023-03-14 | MMSI | MERIT MEDICAL SYSTEMS INC | LAMPROPOULOS FRED P | Director, Officer | SELL | $68.26 | 24,977 | $1,705,052 | 967,916 |
| 2023-03-17 04:21 | 2023-03-15 | BVS | Bioventus Inc. | D'Adamio Anthony | Officer | OPT+S | $1.39 | 3,409 | $4,737 | 45,610 |
| 2023-03-16 23:28 | 2023-03-15 | BSX | BOSTON SCIENTIFIC CORP | Carruthers Wendy | Officer | OPT+S | $47.60 | 11,671 | $555,575 | 88,636 |
| 2023-03-17 04:19 | 2023-03-15 | BVS | Bioventus Inc. | Reali Kenneth Michael | Director, Officer | OPT+S | $1.39 | 9,811 | $13,625 | 30,085 |
| 2023-03-16 23:14 | 2023-03-15 | RMD | RESMED INC | Douglas Robert Andrew | Officer | SELL | $206.14 | 1,500 | $309,210 | 258,026 |
| 2023-03-16 23:35 | 2023-03-15 | PETV | PetVivo Holdings, Inc. | Costantino Robert J | Director | BUY | $3.02 | 3,350 | $10,132 | 9,703 |
| 2023-03-17 04:17 | 2023-03-15 | BVS | Bioventus Inc. | CHURCH KATRINA J | Officer | OPT+S | $1.39 | 1,332 | $1,850 | 4,624 |
| 2023-03-15 20:34 | 2023-03-14 | MMSI | MERIT MEDICAL SYSTEMS INC | Voigt Michel James | Officer | SELL | $68.31 | 2,000 | $136,620 | 515 |
| 2023-03-16 04:14 | 2023-03-13 | STSS | Sharps Technology Inc. | Hayes Robert Michael | Director, Officer | BUY | $1.36 | 5,100 | $6,917 | 61,682 |
| 2023-03-15 23:05 | 2023-03-13 | XAIR | Beyond Air, Inc. | Carey Robert | Director | BUY | $6.64 | 14,173 | $94,164 | 866,496 |
| 2023-03-15 23:05 | 2023-03-13 | XAIR | Beyond Air, Inc. | Avniel Amir | Director, Officer | BUY | $6.40 | 1,000 | $6,400 | 457,027 |
| 2023-03-15 23:45 | 2023-03-13 | ATEC | Alphatec Holdings, Inc. | Pelizzon David R | Director, 10% owner | BUY | $15.24 | 3,100 | $47,244 | 279,245 |
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.