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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2021-10-15 02:17 | 2021-10-12 | GBS | INTELLIGENT BIO SOLUTIONS INC. | Life Science Biosensor Diagnostics Pty Ltd | 10% owner | SELL | $2.13 | 100,000 | $213,000 | 4,156,248 |
| 2021-10-14 23:56 | 2021-10-13 | TNDM | TANDEM DIABETES CARE INC | Morrison Susan | Officer | OPT+S | $132.01 | 10,048 | $1,326,421 | 8,082 |
| 2021-10-14 23:53 | 2021-10-12 | TNDM | TANDEM DIABETES CARE INC | Vosseller Leigh | Officer | OPT+S | $132.55 | 20,000 | $2,650,904 | 6,145 |
| 2021-10-14 23:50 | 2021-10-12 | TNDM | TANDEM DIABETES CARE INC | BERGER DAVID B | Officer | OPT+S | $129.28 | 10,000 | $1,292,823 | 4,247 |
| 2021-10-14 13:04 | 2021-10-11 | PEN | Penumbra Inc | Elsesser Adam | Director, Officer | OPT+S | $254.60 | 14,500 | $3,691,712 | 0 |
| 2021-10-14 01:20 | 2021-10-11 | TELA | TELA Bio, Inc. | EW HEALTHCARE PARTNERS FUND 2, L.P. | BUY | $12.50 | 483 | $6,038 | 1,834,582 | |
| 2021-10-13 13:04 | 2021-10-07 | BTCY | BIOTRICITY INC. | Rosa David A | Director | SELL | $3.12 | 30,027 | $93,573 | 125,000 |
| 2021-10-13 03:43 | 2021-10-08 | GBS | INTELLIGENT BIO SOLUTIONS INC. | Life Science Biosensor Diagnostics Pty Ltd | 10% owner | SELL | $2.30 | 200,000 | $460,000 | 4,256,248 |
| 2021-10-13 01:57 | 2021-10-11 | RMD | RESMED INC | Sandercock Brett | Officer | OPT+S | $253.37 | 5,000 | $1,266,850 | 84,786 |
| 2021-10-12 15:14 | 2021-10-08 | ATRC | AtriCure, Inc. | Austin Tonya | Officer | SELL | $71.80 | 665 | $47,747 | 29,668 |
| 2021-10-08 19:57 | 2021-10-06 | TELA | TELA Bio, Inc. | EW HEALTHCARE PARTNERS FUND 2, L.P. | BUY | $12.50 | 110 | $1,375 | 1,834,099 | |
| 2021-10-07 23:57 | 2021-10-05 | INVO | INVO Fertility, Inc. | Shum Steve | Director, Officer | BUY | $3.26 | 30,674 | $99,997 | 61,924 |
| 2021-10-07 23:57 | 2021-10-05 | INVO | INVO Fertility, Inc. | Goren Andrea | Officer | BUY | $3.26 | 30,674 | $99,997 | 76,383 |
| 2021-10-07 00:06 | 2021-10-05 | PETV | PetVivo Holdings, Inc. | Martin James Rudolph | Director | BUY | $2.46 | 1,600 | $3,937 | 86,684 |
| 2021-10-07 01:39 | 2021-10-05 | ANGO | Angiodynamics Inc. | Campbell Chad Thomas | Officer | OPT+S | $27.15 | 10,748 | $291,808 | 31,741 |
| 2021-10-05 23:29 | 2021-10-04 | DYNT | DYNATRONICS CORP | Provco Ventures 1 LP | 10% owner | BUY | $0.00 | 26,155 | $0 | 1,049,530 |
| 2021-10-05 23:22 | 2021-10-04 | DYNT | DYNATRONICS CORP | Baker Brian D. | Director | BUY | $0.00 | 3,671 | $0 | 101,632 |
| 2021-10-05 23:24 | 2021-10-04 | DYNT | DYNATRONICS CORP | ENRIGHT ERIN S. | Director | BUY | $0.00 | 52,338 | $0 | 208,448 |
| 2021-10-06 01:20 | 2021-09-28 | ATAO | Premier Air Charter Holdings Inc. | Lovallo Leonard | Director, Officer | SELL | $0.06 | 150,000 | $8,550 | 29,730,000 |
| 2021-10-05 23:27 | 2021-10-04 | DYNT | DYNATRONICS CORP | LARKIN BRIAN | Director | BUY | $0.00 | 2,601 | $0 | 193,372 |
| 2021-10-05 23:32 | 2021-10-04 | BSX | BOSTON SCIENTIFIC CORP | Mahoney Michael F | Director, Officer | OPT+S | $42.92 | 201,042 | $8,629,044 | 2,081,822 |
| 2021-10-06 03:18 | 2021-10-01 | PEN | Penumbra Inc | Roberts Johanna | Officer | OPT+S | $261.63 | 2,500 | $654,074 | 51,324 |
| 2021-10-06 03:18 | 2021-10-01 | PEN | Penumbra Inc | Pray James Robert | Officer | SELL | $261.73 | 5,000 | $1,308,629 | 408,431 |
| 2021-10-06 03:17 | 2021-10-01 | PEN | Penumbra Inc | Grewal Harpreet | Director | SELL | $267.06 | 634 | $169,316 | 11,364 |
| 2021-10-06 03:17 | 2021-10-01 | PEN | Penumbra Inc | Wilder Thomas | Director | SELL | $267.06 | 80 | $21,365 | 188 |
| 2021-10-06 03:17 | 2021-10-01 | PEN | Penumbra Inc | Rothman Lynn | Officer | OPT+S | $261.70 | 5,300 | $1,387,008 | 32,637 |
| 2021-10-05 19:57 | 2021-10-04 | RMD | RESMED INC | PENDARVIS DAVID | Officer | SELL | $260.79 | 1,487 | $387,795 | 122,472 |
| 2021-10-05 23:25 | 2021-10-04 | DYNT | DYNATRONICS CORP | ESSIG STUART | 10% owner | BUY | $0.00 | 52,338 | $0 | 208,448 |
| 2021-10-06 01:28 | 2021-10-01 | DXCM | DEXCOM INC | FOLETTA MARK G | Director | SELL | $543.09 | 500 | $271,547 | 13,597 |
| 2021-10-05 00:21 | 2021-10-01 | BSX | BOSTON SCIENTIFIC CORP | Olson Scott | Officer | SELL | $43.49 | 700 | $30,443 | 12,762 |
| 2021-10-04 23:59 | 2021-10-01 | TNDM | TANDEM DIABETES CARE INC | BERGER DAVID B | Officer | OPT+S | $118.00 | 1,000 | $118,000 | 4,247 |
| 2021-10-04 23:13 | 2021-10-01 | PODD | INSULET CORP | Petrovic Shacey | Director, Officer | OPT+S | $282.87 | 15,000 | $4,243,050 | 15,779 |
| 2021-10-05 00:20 | 2021-09-30 | ARAY | Accuray Incorporated | LEVINE JOSHUA | Director, Officer | SELL | $3.96 | 15,741 | $62,334 | 1,088,480 |
| 2021-10-05 00:15 | 2021-10-01 | ARAY | Accuray Incorporated | Green Brandon W | Officer | SELL | $3.95 | 8,755 | $34,582 | 123,330 |
| 2021-10-02 02:28 | 2021-10-01 | RMD | RESMED INC | Hollingshead James | Officer | SELL | $261.33 | 2,400 | $627,183 | 74,479 |
| 2021-10-01 04:18 | 2021-09-28 | GBS | INTELLIGENT BIO SOLUTIONS INC. | Life Science Biosensor Diagnostics Pty Ltd | 10% owner | SELL | $2.48 | 200,000 | $496,000 | 4,456,248 |
| 2021-09-30 16:51 | 2021-09-28 | GBS | INTELLIGENT BIO SOLUTIONS INC. | Parmakellis Tom | Director | BUY | $2.40 | 1,000 | $2,400 | 2,000 |
| 2021-09-30 01:36 | 2021-09-15 | BTCY | BIOTRICITY INC. | Rosa David A | Director | SELL | $3.40 | 41,223 | $140,335 | 155,027 |
| 2021-09-29 23:46 | 2021-09-27 | TNDM | TANDEM DIABETES CARE INC | Leal James | Officer | OPT+S | $121.72 | 1,905 | $231,882 | 3,751 |
| 2021-09-29 04:39 | 2021-09-24 | GBS | INTELLIGENT BIO SOLUTIONS INC. | Life Science Biosensor Diagnostics Pty Ltd | 10% owner | SELL | $2.66 | 200,000 | $532,000 | 4,656,248 |
| 2021-09-28 04:42 | 2021-09-23 | GBS | INTELLIGENT BIO SOLUTIONS INC. | Life Science Biosensor Diagnostics Pty Ltd | 10% owner | SELL | $2.77 | 100,000 | $277,000 | 4,856,248 |
| 2021-09-25 01:22 | 2021-09-22 | GBS | INTELLIGENT BIO SOLUTIONS INC. | Life Science Biosensor Diagnostics Pty Ltd | 10% owner | SELL | $2.80 | 100,000 | $280,000 | 4,956,248 |
| 2021-09-25 03:01 | 2021-09-23 | DXCM | DEXCOM INC | Pacelli Steven Robert | Officer | SELL | $573.34 | 6,743 | $3,866,019 | 41,079 |
| 2021-09-24 03:45 | 2021-09-21 | GBS | INTELLIGENT BIO SOLUTIONS INC. | Life Science Biosensor Diagnostics Pty Ltd | 10% owner | SELL | $2.83 | 100,000 | $283,000 | 5,056,248 |
| 2021-09-24 01:38 | 2021-09-21 | TELA | TELA Bio, Inc. | EW HEALTHCARE PARTNERS FUND 2, L.P. | BUY | $12.60 | 695 | $8,757 | 1,833,989 | |
| 2021-09-23 04:37 | 2021-09-20 | GBS | INTELLIGENT BIO SOLUTIONS INC. | Life Science Biosensor Diagnostics Pty Ltd | 10% owner | SELL | $2.90 | 100,000 | $290,000 | 5,156,248 |
| 2021-09-22 13:20 | 2021-09-17 | GBS | INTELLIGENT BIO SOLUTIONS INC. | Life Science Biosensor Diagnostics Pty Ltd | 10% owner | SELL | $3.29 | 45,152 | $148,550 | 5,256,248 |
| 2021-09-22 22:09 | 2021-09-21 | VVOS | Vivos Therapeutics, Inc. | Huntsman Ronald Kirk | Director, Officer | BUY | $4.31 | 5,000 | $21,550 | 15,500 |
| 2021-09-22 18:37 | 2021-09-08 | CODX | Co-Diagnostics, Inc. | Durenard Eugene | Director | SELL | $10.46 | 2,000 | $20,910 | 0 |
| 2021-09-23 04:28 | 2021-09-17 | PRCT | PROCEPT BioRobotics Corp | Wood Morgan Colby | Director | BUY | $25.00 | 3,200 | $80,000 | 3,200 |
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.