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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2022-03-03 00:08 | 2022-02-28 | CVRX | CVRx, Inc. | Jain Mudit K. | Director | BUY | $9.03 | 600 | $5,420 | 3,400 |
| 2022-03-03 00:42 | 2022-03-01 | DXCM | DEXCOM INC | Patterson Chad | Officer | SELL | $413.97 | 46 | $19,043 | 12,528 |
| 2022-03-02 01:01 | 2022-02-28 | IART | INTEGRA LIFESCIENCES HOLDINGS CORP | Evoli Lisa | Officer | SELL | $67.03 | 1,254 | $84,056 | 14,058 |
| 2022-03-02 03:35 | 2022-02-28 | NPCE | NeuroPace Inc | Ridley Irina | Officer | SELL | $7.54 | 1,470 | $11,082 | 6,652 |
| 2022-03-01 21:17 | 2022-02-28 | PETV | PetVivo Holdings, Inc. | Martin James Rudolph | Director | BUY | $1.52 | 7,500 | $11,393 | 94,184 |
| 2022-03-02 00:06 | 2022-02-25 | MDXG | MIMEDX GROUP, INC. | Carlson Peter M | Officer | SELL | $4.83 | 17,400 | $84,079 | 393,441 |
| 2022-03-02 00:13 | 2022-02-28 | BAX | BAXTER INTERNATIONAL INC | Stevens Brian | Officer | SELL | $85.50 | 2,500 | $213,757 | 14,011 |
| 2022-03-02 05:18 | 2022-02-25 | CERS | CERUS CORP | Greenman William Mariner | Director, Officer | OPT+S | $5.70 | 308,263 | $1,757,037 | 1,594,018 |
| 2022-03-01 00:26 | 2022-02-24 | MDXG | MIMEDX GROUP, INC. | Graves Mark | Officer | SELL | $4.32 | 4,525 | $19,539 | 92,248 |
| 2022-03-01 00:12 | 2022-02-24 | ATEC | Alphatec Holdings, Inc. | Lish Scott | Officer | SELL | $9.76 | 20,500 | $200,080 | 328,442 |
| 2022-03-01 03:29 | 2022-02-25 | IRMD | IRADIMED CORP | Susi Roger E. | Director, Officer, 10% owner | SELL | $47.00 | 10,000 | $469,959 | 722,950 |
| 2022-03-01 01:17 | 2022-02-24 | CVRX | CVRx, Inc. | Nielsen Kirk G. | Director | BUY | $8.24 | 3,400 | $28,010 | 1,570,098 |
| 2022-02-28 23:58 | 2022-02-25 | BDX | BECTON DICKINSON & CO | Larson Betty D | Officer | OPT+S | $271.90 | 14,374 | $3,908,291 | 5,872 |
| 2022-03-01 04:27 | 2022-02-28 | TCMD | TACTILE SYSTEMS TECHNOLOGY INC | REUVERS DANIEL L. | Director, Officer | SELL | $19.78 | 877 | $17,350 | 75,727 |
| 2022-03-01 04:25 | 2022-02-28 | TCMD | TACTILE SYSTEMS TECHNOLOGY INC | Moen Brent | Officer | SELL | $19.85 | 624 | $12,383 | 53,707 |
| 2022-02-26 01:05 | 2022-02-23 | MDXG | MIMEDX GROUP, INC. | Hulse William Frank IV | Officer | SELL | $4.41 | 13,500 | $59,535 | 196,335 |
| 2022-02-26 01:08 | 2022-02-23 | MDXG | MIMEDX GROUP, INC. | Turner Scott M | Officer | SELL | $4.50 | 5,738 | $25,821 | 174,586 |
| 2022-02-26 01:11 | 2022-02-23 | MDXG | MIMEDX GROUP, INC. | WRIGHT TIMOTHY R | Director, Officer | SELL | $4.31 | 61,000 | $263,075 | 1,266,256 |
| 2022-02-26 00:54 | 2022-02-24 | RCEL | AVITA Medical, Inc. | PERRY MICHAEL S | Director, Officer | SELL | $8.74 | 10,812 | $94,497 | 321,712 |
| 2022-02-25 00:18 | 2022-02-22 | BSX | BOSTON SCIENTIFIC CORP | Brennan Daniel J. | Officer | OPT+S | $42.75 | 53,182 | $2,273,621 | 272,826 |
| 2022-02-25 02:55 | 2022-02-22 | TELA | TELA Bio, Inc. | EW HEALTHCARE PARTNERS FUND 2, L.P. | BUY | $11.75 | 759,808 | $8,927,668 | 3,299,499 | |
| 2022-02-25 00:21 | 2022-02-22 | BSX | BOSTON SCIENTIFIC CORP | Pierce David A | Officer | SELL | $42.90 | 3,645 | $156,380 | 0 |
| 2022-02-25 04:52 | 2022-02-22 | ATEC | Alphatec Holdings, Inc. | Lish Scott | Officer | SELL | $9.66 | 4,760 | $45,982 | 260,350 |
| 2022-02-25 04:31 | 2022-02-24 | IRMD | IRADIMED CORP | ALLEN MONTY K | Director | SELL | $47.01 | 1,000 | $47,014 | 20,000 |
| 2022-02-25 01:45 | 2022-02-23 | DXCM | DEXCOM INC | Pacelli Steven Robert | Officer | SELL | $394.33 | 250 | $98,583 | 34,370 |
| 2022-02-24 01:36 | 2022-02-18 | CVRX | CVRx, Inc. | Nielsen Kirk G. | Director | BUY | $7.97 | 104,867 | $836,031 | 1,566,698 |
| 2022-02-23 02:14 | 2022-02-17 | GBS | INTELLIGENT BIO SOLUTIONS INC. | Life Science Biosensor Diagnostics Pty Ltd | SELL | $0.51 | 576,028 | $293,774 | 1,081,804 | |
| 2022-02-23 00:46 | 2022-02-18 | BSX | BOSTON SCIENTIFIC CORP | Pierce David A | Officer | OPT+S | $42.88 | 2,354 | $100,940 | 1,884 |
| 2022-02-23 00:10 | 2022-02-17 | IRMD | IRADIMED CORP | Susi Roger E. | Director, Officer, 10% owner | SELL | $47.15 | 10,000 | $471,506 | 732,950 |
| 2022-02-23 01:45 | 2022-02-17 | LUNG | Pulmonx Corp | French Glendon E. III | Director, Officer | SELL | $27.07 | 25,000 | $676,635 | 1,063,949 |
| 2022-02-19 01:04 | 2022-02-16 | GBS | INTELLIGENT BIO SOLUTIONS INC. | Life Science Biosensor Diagnostics Pty Ltd | 10% owner | SELL | $0.63 | 100,000 | $63,000 | 1,657,832 |
| 2022-02-19 04:48 | 2022-02-16 | TELA | TELA Bio, Inc. | EW HEALTHCARE PARTNERS FUND 2, L.P. | BUY | $11.73 | 19,330 | $226,691 | 2,539,691 | |
| 2022-02-18 02:24 | 2022-02-11 | GBS | INTELLIGENT BIO SOLUTIONS INC. | Life Science Biosensor Diagnostics Pty Ltd | 10% owner | SELL | $0.71 | 300,000 | $213,000 | 1,757,832 |
| 2022-02-18 03:57 | 2022-02-15 | BSX | BOSTON SCIENTIFIC CORP | Brennan Daniel J. | Officer | OPT+S | $43.60 | 21,323 | $929,723 | 266,177 |
| 2022-02-18 04:34 | 2022-02-16 | BSX | BOSTON SCIENTIFIC CORP | Pierce David A | Officer | OPT+S | $43.81 | 1,956 | $85,692 | 0 |
| 2022-02-17 22:50 | 2022-02-16 | SIBN | SI-BONE, Inc. | Pisetsky Michael A | Officer | SELL | $20.38 | 1,994 | $40,645 | 126,405 |
| 2022-02-18 05:23 | 2022-02-17 | IRTC | iRhythm Holdings, Inc. | Vort David A | Officer | SELL | $120.99 | 2,845 | $344,228 | 31,113 |
| 2022-02-18 05:14 | 2022-02-17 | IRTC | iRhythm Holdings, Inc. | Devine Douglas | Officer | SELL | $120.99 | 4,603 | $556,934 | 42,531 |
| 2022-02-18 04:50 | 2022-02-17 | IRTC | iRhythm Holdings, Inc. | Wilson Daniel G. | Officer | SELL | $120.99 | 2,652 | $320,877 | 42,360 |
| 2022-02-18 04:46 | 2022-02-17 | IRTC | iRhythm Holdings, Inc. | Day Mark J. | Officer | SELL | $120.99 | 4,062 | $491,481 | 49,223 |
| 2022-02-18 01:05 | 2022-02-15 | IRMD | IRADIMED CORP | HAWKINS JAMES B | Director | OPT+S | $50.22 | 9,441 | $474,146 | 21,490 |
| 2022-02-17 22:46 | 2022-02-16 | SIBN | SI-BONE, Inc. | FRANCIS LAURA | Director, Officer | SELL | $20.38 | 4,777 | $97,372 | 335,066 |
| 2022-02-17 22:49 | 2022-02-16 | SIBN | SI-BONE, Inc. | RECUPERO ANTHONY J | Officer | SELL | $20.38 | 3,321 | $67,694 | 180,122 |
| 2022-02-17 22:51 | 2022-02-16 | SIBN | SI-BONE, Inc. | DUNN JEFFREY W | Director | SELL | $20.38 | 4,454 | $90,789 | 156,541 |
| 2022-02-17 02:29 | 2022-02-14 | BVS | Bioventus Inc. | Pavesio Alessandra | Officer | SELL | $11.99 | 433 | $5,192 | 119,830 |
| 2022-02-17 00:24 | 2022-02-14 | TELA | TELA Bio, Inc. | EW HEALTHCARE PARTNERS FUND 2, L.P. | BUY | $11.75 | 39 | $458 | 2,520,361 | |
| 2022-02-17 02:31 | 2022-02-15 | RMD | RESMED INC | Farrell Michael J. | Officer | OPT+S | $234.06 | 5,675 | $1,328,271 | 405,229 |
| 2022-02-17 00:08 | 2022-02-15 | RMD | RESMED INC | Douglas Robert Andrew | Officer | OPT+S | $235.81 | 8,000 | $1,886,480 | 17,175 |
| 2022-02-17 00:05 | 2022-02-14 | BAX | BAXTER INTERNATIONAL INC | Mason Jeanne K | Officer | OPT+S | $85.02 | 54,143 | $4,603,075 | 121,099 |
| 2022-02-15 14:15 | 2022-02-10 | GBS | INTELLIGENT BIO SOLUTIONS INC. | Life Science Biosensor Diagnostics Pty Ltd | 10% owner | SELL | $0.84 | 100,000 | $84,000 | 2,057,832 |
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.