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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2015-08-25 00:45 | 2015-08-20 | PODD | INSULET CORP | Thomas Bradley A | Officer | BUY | $29.41 | 845 | $24,851 | 32,331 |
| 2015-08-24 23:13 | 2015-08-24 | HART | Harvard Apparatus Regenerative Technology, Inc. | KENNEDY JOHN F | Director | BUY | $0.83 | 12,000 | $9,960 | 26,724 |
| 2015-08-24 23:05 | 2015-08-21 | CYTX | PLUS THERAPEUTICS, INC. | RICKEY DAVID | Director | BUY | $0.38 | 50,000 | $18,750 | 557,385 |
| 2015-08-24 23:03 | 2015-08-21 | CYTX | PLUS THERAPEUTICS, INC. | HEDRICK MARC H | Director, Officer | BUY | $0.38 | 5,000 | $1,900 | 28,600 |
| 2015-08-25 02:31 | 2015-08-20 | DXCM | DEXCOM INC | Balo Andrew K | Officer | SELL | $92.47 | 7,500 | $693,500 | 150,090 |
| 2015-08-22 00:14 | 2015-08-20 | HART | Harvard Apparatus Regenerative Technology, Inc. | McGorry James Joseph | Director, Officer | BUY | $0.74 | 31,300 | $23,024 | 61,300 |
| 2015-08-22 00:47 | 2015-08-21 | PDEX | PRO DEX INC | Swenson Nicholas John | Director | BUY | $2.28 | 4,020 | $9,172 | 14,341 |
| 2015-08-22 00:17 | 2015-08-19 | HART | Harvard Apparatus Regenerative Technology, Inc. | McNaughton Thomas | Officer | BUY | $0.66 | 100,000 | $65,500 | 156,128 |
| 2015-08-22 00:40 | 2015-08-20 | LMAT | LEMAITRE VASCULAR INC | Roberts David B | Director, Officer | SELL | $13.58 | 12,000 | $162,986 | 190,839 |
| 2015-08-21 23:06 | 2015-08-19 | CYTX | PLUS THERAPEUTICS, INC. | HAYDEN JEREMY B. | Officer | BUY | $0.39 | 18,000 | $7,056 | 18,000 |
| 2015-08-21 23:06 | 2015-08-20 | CYTX | PLUS THERAPEUTICS, INC. | HEDRICK MARC H | Director, Officer | BUY | $0.40 | 10,000 | $4,000 | 23,600 |
| 2015-08-21 23:28 | 2015-08-18 | DXCM | DEXCOM INC | ROPER JESS | Officer | OPT+S | $97.29 | 7,000 | $681,015 | 105,717 |
| 2015-08-21 23:28 | 2015-08-18 | DXCM | DEXCOM INC | MOY JEFFREY | Officer | SELL | $97.49 | 6,029 | $587,773 | 61,017 |
| 2015-08-22 00:50 | 2015-08-21 | PDEX | PRO DEX INC | CABILLOT RAYMOND E | Director | BUY | $2.28 | 4,022 | $9,159 | 524,903 |
| 2015-08-22 00:31 | 2015-08-20 | TFX | TELEFLEX INC | BARRON PATRICIA C | Director | SELL | $132.74 | 1,500 | $199,110 | 7,623 |
| 2015-08-20 23:05 | 2015-08-18 | BSX | BOSTON SCIENTIFIC CORP | ABELE JOHN E | BUY | $17.48 | 200,000 | $3,496,400 | 300,000 | |
| 2015-08-21 00:46 | 2015-08-12 | ATEC | Alphatec Holdings, Inc. | Garner Ebun | Officer | BUY | $0.68 | 3,500 | $2,380 | 95,218 |
| 2015-08-21 00:20 | 2015-08-10 | ATEC | Alphatec Holdings, Inc. | Plunkett Michael Joseph | Officer | BUY | $0.73 | 15,000 | $10,875 | 199,490 |
| 2015-08-21 00:32 | 2015-08-18 | INFU | InfuSystem Holdings, Inc | Steen Eric K | Director, Officer | BUY | $2.92 | 7,360 | $21,493 | 147,191 |
| 2015-08-21 01:43 | 2015-08-19 | NEPH | NEPHROS INC | Evans Daron | Director, Officer | BUY | $0.53 | 51,500 | $27,372 | 125,584 |
| 2015-08-20 23:30 | 2015-08-18 | LMAT | LEMAITRE VASCULAR INC | Gebauer Peter R | Officer | OPT+S | $14.24 | 4,022 | $57,283 | 70,420 |
| 2015-08-20 23:06 | 2015-08-19 | CYTX | PLUS THERAPEUTICS, INC. | RICKEY DAVID | Director | BUY | $0.39 | 48,600 | $19,119 | 507,385 |
| 2015-08-20 23:05 | 2015-08-19 | CYTX | PLUS THERAPEUTICS, INC. | KESTEN STEVEN | Officer | BUY | $0.39 | 6,000 | $2,323 | 6,000 |
| 2015-08-20 23:03 | 2015-08-18 | CYTX | PLUS THERAPEUTICS, INC. | HEDRICK MARC H | Director, Officer | BUY | $0.39 | 10,000 | $3,949 | 13,600 |
| 2015-08-20 23:01 | 2015-08-19 | CERS | CERUS CORP | CORASH LAURENCE M | Director, Officer | BUY | $4.99 | 25,900 | $129,233 | 1,270,256 |
| 2015-08-20 02:52 | 2015-08-17 | RMD | RESMED INC | Farrell Michael J. | Officer | OPT+S | $55.54 | 5,975 | $331,852 | 122,440 |
| 2015-08-19 23:10 | 2015-08-17 | SYK | STRYKER CORP | STRYKER RONDA E | Director | SELL | $103.93 | 18,000 | $1,870,783 | 9,156,233 |
| 2015-08-20 00:15 | 2015-08-10 | LMAT | LEMAITRE VASCULAR INC | Pellegrino Joseph P JR | Officer | OPT+S | $13.59 | 87,760 | $1,192,237 | 50,742 |
| 2015-08-20 00:11 | 2015-08-10 | LMAT | LEMAITRE VASCULAR INC | Kamke Trent G | Officer | OPT+S | $13.28 | 9,316 | $123,743 | 26,019 |
| 2015-08-19 23:16 | 2015-08-18 | CYTX | PLUS THERAPEUTICS, INC. | RICKEY DAVID | Director | BUY | $0.39 | 51,400 | $20,200 | 458,785 |
| 2015-08-19 23:12 | 2015-08-18 | CYTX | PLUS THERAPEUTICS, INC. | Girao Tiago | Officer | BUY | $0.39 | 25,000 | $9,750 | 88,000 |
| 2015-08-20 04:40 | 2015-08-18 | DXCM | DEXCOM INC | ALTMAN STEVEN R | Director | SELL | $96.69 | 5,000 | $483,453 | 10,794 |
| 2015-08-20 04:38 | 2015-08-17 | DXCM | DEXCOM INC | SKYLER JAY S | Director | SELL | $96.65 | 20,000 | $1,932,982 | 62,771 |
| 2015-08-20 04:37 | 2015-08-17 | DXCM | DEXCOM INC | GREGG TERRANCE H | Director, Officer | OPT+S | $96.71 | 15,000 | $1,450,719 | 366,389 |
| 2015-08-19 18:16 | 2015-08-17 | WST | WEST PHARMACEUTICAL SERVICES INC | FEDERICI WILLIAM J | Officer | OPT+S | $59.72 | 52,678 | $3,146,125 | 203,682 |
| 2015-08-18 23:05 | 2015-08-17 | BSX | BOSTON SCIENTIFIC CORP | ABELE JOHN E | BUY | $17.50 | 100,000 | $1,749,530 | 100,000 | |
| 2015-08-18 22:57 | 2015-08-18 | INFU | InfuSystem Holdings, Inc | Foster Jonathan P. | Officer | BUY | $2.92 | 1,000 | $2,920 | 28,707 |
| 2015-08-19 02:31 | 2015-08-17 | HAE | HAEMONETICS CORP | CONCANNON BRIAN | Director, Officer | OPT+S | $39.28 | 6,569 | $258,019 | 147,040 |
| 2015-08-19 02:43 | 2015-08-14 | DXCM | DEXCOM INC | SAYER KEVIN R | Director, Officer | SELL | $97.41 | 35,000 | $3,409,508 | 372,360 |
| 2015-08-19 03:44 | 2015-08-14 | CERS | CERUS CORP | CORASH LAURENCE M | Director, Officer | BUY | $4.77 | 84,600 | $403,466 | 1,244,356 |
| 2015-08-18 00:30 | - | BVX | Apyx Medical Corporation | Gershon Robert | Director, Officer | BUY | $2.39 | 20,000 | $47,800 | 20,000 |
| 2015-08-17 18:33 | 2015-08-13 | CTSO | Cytosorbents Corp | Kraus Al | Director | OPT+S | $6.26 | 10,000 | $62,593 | 55,746 |
| 2015-08-18 03:13 | 2015-08-13 | CERS | CERUS CORP | CORASH LAURENCE M | Director, Officer | BUY | $4.98 | 50,000 | $249,045 | 1,159,756 |
| 2015-08-15 00:53 | 2015-08-10 | ATEC | Alphatec Holdings, Inc. | CROSS LESLIE H | Director | BUY | $0.70 | 35,000 | $24,500 | 605,326 |
| 2015-08-14 20:30 | 2015-08-13 | SYK | STRYKER CORP | STRYKER RONDA E | Director | SELL | $103.58 | 12,000 | $1,242,910 | 9,174,233 |
| 2015-08-15 04:12 | 2015-08-12 | CERS | CERUS CORP | CORASH LAURENCE M | Director, Officer | BUY | $4.82 | 25,000 | $120,550 | 1,109,756 |
| 2015-08-14 01:26 | 2015-08-11 | INFU | InfuSystem Holdings, Inc | Meridian OHC Partners, LP | 10% owner | BUY | $3.09 | 12,864 | $39,702 | 2,381,551 |
| 2015-08-14 01:45 | 2015-08-11 | LMAT | LEMAITRE VASCULAR INC | LeMaitre George W | Director, Officer, 10% owner | SELL | $13.41 | 33,059 | $443,381 | 3,862,257 |
| 2015-08-12 22:19 | 2015-08-11 | SYK | STRYKER CORP | STRYKER RONDA E | Director | SELL | $101.45 | 12,000 | $1,217,422 | 9,186,233 |
| 2015-08-13 02:42 | 2015-08-10 | ATEC | Alphatec Holdings, Inc. | CORBETT JAMES | Director, Officer | BUY | $0.72 | 34,000 | $24,310 | 68,204 |
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.