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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2020-08-14 20:08 | 2020-08-13 | ECIA | ENCISION INC | FRIES ROBERT H | Director | BUY | $0.54 | 40,000 | $21,620 | 500,000 |
| 2020-08-15 00:40 | 2020-08-13 | XAIR | Beyond Air, Inc. | BENTSUR RON | Director | SELL | $5.50 | 4,088 | $22,494 | 224,333 |
| 2020-08-14 13:05 | 2020-08-13 | PSTV | PLUS THERAPEUTICS, INC. | Petersen Greg | Director | BUY | $2.80 | 10,000 | $28,000 | 20,000 |
| 2020-08-15 00:19 | 2020-08-12 | INSP | Inspire Medical Systems, Inc. | ORBIMED ADVISORS LLC | Director | SELL | $108.58 | 92,187 | $10,010,042 | 138,443 |
| 2020-08-15 00:53 | 2020-08-12 | CERS | CERUS CORP | Moore Carol | Officer | OPT+S | $6.88 | 21,621 | $148,752 | 120,130 |
| 2020-08-13 23:10 | 2020-08-11 | IART | INTEGRA LIFESCIENCES HOLDINGS CORP | Coleman Glenn | Officer | SELL | $52.27 | 5,000 | $261,343 | 45,894 |
| 2020-08-13 23:30 | 2020-08-12 | XAIR | Beyond Air, Inc. | Avniel Amir | Director, Officer | SELL | $5.30 | 9,378 | $49,669 | 404,388 |
| 2020-08-13 22:22 | 2020-08-11 | IRTC | iRhythm Holdings, Inc. | Day Mark J. | Officer | SELL | $183.67 | 5,000 | $918,327 | 37,979 |
| 2020-08-14 00:37 | 2020-08-12 | IRTC | iRhythm Holdings, Inc. | King Kevin M | Officer | OPT+S | $180.10 | 59,622 | $10,737,845 | 229,770 |
| 2020-08-14 01:07 | 2020-08-11 | ATEC | Alphatec Holdings, Inc. | Black Jeffrey G. | Officer | SELL | $6.42 | 5,000 | $32,100 | 652,770 |
| 2020-08-14 04:18 | 2020-08-11 | PEN | Penumbra Inc | Elsesser Adam | Director, Officer | SELL | $232.15 | 8,000 | $1,857,160 | 989,582 |
| 2020-08-13 23:30 | 2020-08-12 | XAIR | Beyond Air, Inc. | BENTSUR RON | Director | SELL | $5.30 | 4,689 | $24,834 | 228,421 |
| 2020-08-14 00:18 | 2020-08-13 | ICUI | ICU MEDICAL INC/DE | FINNEY ELISHA W | Director | SELL | $190.00 | 790 | $150,100 | 1,483 |
| 2020-08-13 23:36 | 2020-08-12 | PODD | INSULET CORP | Christensen Bret | Officer | SELL | $201.54 | 5,000 | $1,007,700 | 13,700 |
| 2020-08-13 13:05 | 2020-08-12 | PSTV | PLUS THERAPEUTICS, INC. | Petersen Greg | Director | BUY | $2.52 | 10,000 | $25,200 | 10,000 |
| 2020-08-13 13:00 | 2020-08-12 | PSTV | PLUS THERAPEUTICS, INC. | HEDRICK MARC H | Officer | BUY | $2.58 | 4,000 | $10,318 | 9,167 |
| 2020-08-13 04:47 | 2020-08-10 | AFIB | Acutus Medical Inc. | Barnickel John | Officer | BUY | $18.00 | 7,300 | $131,400 | 13,966 |
| 2020-08-13 04:06 | 2020-08-10 | AFIB | Acutus Medical Inc. | Bonita David P | Director, 10% owner | BUY | $18.00 | 415,000 | $7,470,000 | 41,500 |
| 2020-08-13 04:47 | 2020-08-10 | AFIB | Acutus Medical Inc. | Hinrichs James F. | Director | BUY | $18.00 | 10,000 | $180,000 | 11,111 |
| 2020-08-13 03:35 | 2020-08-10 | XAIR | Beyond Air, Inc. | Avniel Amir | Director, Officer | SELL | $5.47 | 14,725 | $80,519 | 413,766 |
| 2020-08-13 03:33 | 2020-07-27 | XAIR | Beyond Air, Inc. | Avniel Amir | Director, Officer | SELL | $6.26 | 9,900 | $61,966 | 504,642 |
| 2020-08-13 02:44 | 2020-08-10 | IRTC | iRhythm Holdings, Inc. | Vort David A | Officer | OPT+S | $198.33 | 5,264 | $1,044,034 | 16,003 |
| 2020-08-12 23:14 | 2020-08-11 | ANGO | Angiodynamics Inc. | Trowbridge Stephen A | Officer | BUY | $9.38 | 1,013 | $9,502 | 60,273 |
| 2020-08-12 23:14 | 2020-08-10 | ECIA | ENCISION INC | FRIES ROBERT H | Director | BUY | $0.49 | 100,000 | $48,970 | 460,000 |
| 2020-08-13 03:24 | 2020-08-10 | XAIR | Beyond Air, Inc. | BENTSUR RON | Director | SELL | $5.47 | 7,347 | $40,189 | 233,110 |
| 2020-08-13 03:19 | 2020-07-27 | XAIR | Beyond Air, Inc. | BENTSUR RON | Director | SELL | $6.27 | 4,917 | $30,807 | 278,582 |
| 2020-08-13 01:43 | 2020-08-10 | TNDM | TANDEM DIABETES CARE INC | BLICKENSTAFF KIM D | Director | OPT+S | $103.88 | 8,882 | $922,670 | 873,636 |
| 2020-08-13 01:04 | 2020-08-11 | HAE | HAEMONETICS CORP | ABERNATHY ROBERT E | Director | BUY | $80.93 | 4,000 | $323,720 | 12,048 |
| 2020-08-13 00:23 | 2020-08-10 | SIBN | SI-BONE, Inc. | FRANCIS LAURA | Officer | OPT+S | $21.00 | 4,029 | $84,609 | 138,290 |
| 2020-08-13 00:11 | 2020-08-10 | DXCM | DEXCOM INC | Selvaraj Shelly Ramasamy | Officer | SELL | $439.31 | 400 | $175,724 | 22,041 |
| 2020-08-13 00:11 | 2020-08-10 | DXCM | DEXCOM INC | Murphy Patrick Michael | Officer | SELL | $439.31 | 500 | $219,655 | 28,176 |
| 2020-08-13 00:11 | 2020-08-10 | DXCM | DEXCOM INC | ALTMAN STEVEN R | Director | SELL | $435.05 | 2,000 | $870,093 | 42,980 |
| 2020-08-13 04:06 | 2020-08-10 | AFIB | Acutus Medical Inc. | ORBIMED ADVISORS LLC | Director, 10% owner | BUY | $18.00 | 415,000 | $7,470,000 | 41,500 |
| 2020-08-13 00:24 | 2020-08-10 | SIBN | SI-BONE, Inc. | DUNN JEFFREY W | Director, Officer | SELL | $20.94 | 130,000 | $2,722,694 | 195,940 |
| 2020-08-12 23:26 | 2020-08-10 | AFIB | Acutus Medical Inc. | Flynn James E | Director, 10% owner | BUY | $18.00 | 1,500,000 | $27,000,000 | 2,758,000 |
| 2020-08-12 01:19 | 2020-08-07 | INSP | Inspire Medical Systems, Inc. | Khuong Chau Quang | Director | SELL | $105.65 | 116,570 | $12,316,133 | 230,430 |
| 2020-08-12 01:23 | 2020-08-07 | INSP | Inspire Medical Systems, Inc. | ORBIMED ADVISORS LLC | Director | SELL | $105.65 | 116,570 | $12,316,133 | 230,430 |
| 2020-08-12 04:18 | 2020-08-07 | CERS | CERUS CORP | Menard Chrystal | Officer | SELL | $7.07 | 23,621 | $166,930 | 48,585 |
| 2020-08-12 04:16 | 2020-08-07 | CERS | CERUS CORP | ANDERSON TIMOTHY B | Director | OPT+S | $7.12 | 40,076 | $285,153 | 202,406 |
| 2020-08-12 04:15 | 2020-08-10 | CERS | CERUS CORP | Green Kevin Dennis | Officer | OPT+S | $6.96 | 68,585 | $477,681 | 132,396 |
| 2020-08-11 01:22 | 2020-08-06 | INSP | Inspire Medical Systems, Inc. | Herbert Timothy P. | Director, Officer | SELL | $105.66 | 80,000 | $8,452,712 | 202,875 |
| 2020-08-11 01:03 | 2020-08-07 | XAIR | Beyond Air, Inc. | Avniel Amir | Director, Officer | SELL | $5.35 | 20,493 | $109,619 | 438,391 |
| 2020-08-11 01:06 | 2020-08-07 | XAIR | Beyond Air, Inc. | BENTSUR RON | Director | SELL | $5.35 | 10,222 | $54,657 | 245,374 |
| 2020-08-10 21:40 | 2020-08-06 | SYK | STRYKER CORP | STRYKER RONDA E | Director | SELL | $186.14 | 140,000 | $26,059,446 | 0 |
| 2020-08-11 02:58 | 2020-08-06 | TNDM | TANDEM DIABETES CARE INC | BLICKENSTAFF KIM D | Director | OPT+S | $105.98 | 283,542 | $30,050,547 | 783,783 |
| 2020-08-10 23:33 | 2020-08-06 | GMED | GLOBUS MEDICAL INC | Demski David M | Director, Officer | OPT+S | $56.39 | 330,000 | $18,608,436 | 0 |
| 2020-08-10 23:30 | 2020-08-06 | GMED | GLOBUS MEDICAL INC | Huller Kelly | Officer | OPT+S | $55.85 | 12,000 | $670,140 | 0 |
| 2020-08-08 03:53 | 2020-08-05 | XAIR | Beyond Air, Inc. | Avniel Amir | Director, Officer | SELL | $6.02 | 19,624 | $118,068 | 458,884 |
| 2020-08-08 03:27 | 2020-08-06 | IRMD | IRADIMED CORP | ALLEN MONTY K | Director | SELL | $22.22 | 9,062 | $201,358 | 12,221 |
| 2020-08-08 03:53 | 2020-08-05 | XAIR | Beyond Air, Inc. | BENTSUR RON | Director | SELL | $6.02 | 9,811 | $59,063 | 255,596 |
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.