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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2022-06-22 01:43 | 2022-06-16 | TELA | TELA Bio, Inc. | EW HEALTHCARE PARTNERS FUND 2, L.P. | BUY | $6.14 | 15,000 | $92,150 | 3,530,709 | |
| 2022-06-22 03:21 | 2022-06-17 | INFU | InfuSystem Holdings, Inc | Lehman Gregg Owen | Director | OPT+S | $8.83 | 30,000 | $264,900 | 346 |
| 2022-06-22 01:27 | 2022-06-16 | TMCI | TREACE MEDICAL CONCEPTS, INC. | TREACE JAMES T | Director | SELL | $13.67 | 50,000 | $683,485 | 1,286,441 |
| 2022-06-21 23:31 | 2022-06-16 | CTSO | Cytosorbents Corp | Capponi Vincent | Officer | BUY | $2.00 | 3,000 | $6,000 | 441,545 |
| 2022-06-21 23:30 | 2022-06-16 | CTSO | Cytosorbents Corp | Chan Phillip P. | Director, Officer | BUY | $1.85 | 2,221 | $4,109 | 768,351 |
| 2022-06-21 23:37 | 2022-06-15 | STIM | Neuronetics, Inc. | CANNELL CAPITAL LLC | 10% owner | BUY | $3.28 | 5,070 | $16,637 | 3,463,846 |
| 2022-06-17 00:08 | 2022-06-15 | IART | INTEGRA LIFESCIENCES HOLDINGS CORP | Evoli Lisa | Officer | SELL | $55.93 | 900 | $50,337 | 19,911 |
| 2022-06-16 16:54 | 2022-06-15 | NMTC | NEUROONE MEDICAL TECHNOLOGIES Corp | McClurg Ronald W. | Officer | BUY | $1.02 | 10,000 | $10,219 | 67,000 |
| 2022-06-16 22:47 | 2022-06-15 | RMD | RESMED INC | Farrell Michael J. | Officer | OPT+S | $202.54 | 5,675 | $1,149,410 | 405,260 |
| 2022-06-16 20:22 | 2022-06-16 | KIDS | ORTHOPEDIATRICS CORP | Ruf Harold | Director | BUY | $39.45 | 1,235 | $48,721 | 13,824 |
| 2022-06-16 19:50 | 2022-06-14 | IRTC | iRhythm Holdings, Inc. | Bairey Merz Cathleen Noel | Director | SELL | $111.76 | 500 | $55,880 | 4,977 |
| 2022-06-16 20:52 | 2022-06-14 | ATEC | Alphatec Holdings, Inc. | Segal Paul | 10% owner | BUY | $6.91 | 100,000 | $691,000 | 338,825 |
| 2022-06-16 23:22 | 2022-06-10 | NVCR | NovoCure Ltd | HILLEMAN JERYL L | Director | SELL | $69.61 | 407 | $28,331 | 2,537 |
| 2022-06-16 13:05 | 2022-06-15 | PSTV | PLUS THERAPEUTICS, INC. | HEDRICK MARC H | Director, Officer | BUY | $0.65 | 5,000 | $3,240 | 33,580 |
| 2022-06-15 23:34 | 2022-06-13 | HAE | HAEMONETICS CORP | Miller Laurie A. | Officer | SELL | $62.60 | 30 | $1,878 | 12,951 |
| 2022-06-15 23:31 | 2022-06-13 | HAE | HAEMONETICS CORP | Goldstein Dan | Officer | SELL | $62.60 | 42 | $2,629 | 4,447 |
| 2022-06-15 23:29 | 2022-06-13 | HAE | HAEMONETICS CORP | Basil Michelle L | Officer | SELL | $62.60 | 277 | $17,340 | 40,635 |
| 2022-06-15 23:27 | 2022-06-13 | HAE | HAEMONETICS CORP | Simon, Christopher | Director, Officer | SELL | $62.60 | 1,148 | $71,865 | 213,724 |
| 2022-06-16 01:11 | 2022-06-13 | TELA | TELA Bio, Inc. | EW HEALTHCARE PARTNERS FUND 2, L.P. | BUY | $5.86 | 15,000 | $87,851 | 3,515,709 | |
| 2022-06-16 03:06 | 2022-06-13 | ATEC | Alphatec Holdings, Inc. | Hunsaker Craig E | Officer | SELL | $7.16 | 60,000 | $429,300 | 1,301,729 |
| 2022-06-15 23:56 | 2022-06-15 | ATEC | Alphatec Holdings, Inc. | TULLIS JAMES L L | Director | BUY | $6.76 | 7,500 | $50,700 | 187,558 |
| 2022-06-15 23:07 | 2022-06-15 | SSKN | STRATA Skin Sciences, Inc. | Rubinstein Samuel | Director | BUY | $1.04 | 1,050 | $1,092 | 106,783 |
| 2022-06-14 23:16 | 2022-06-10 | NMTC | NEUROONE MEDICAL TECHNOLOGIES Corp | McClurg Ronald W. | Officer | BUY | $1.06 | 14,000 | $14,781 | 57,000 |
| 2022-06-14 21:50 | 2022-06-13 | SIBN | SI-BONE, Inc. | HILLEMAN JERYL L | Director | SELL | $13.81 | 1,924 | $26,562 | 6,321 |
| 2022-06-15 01:00 | 2022-06-10 | STIM | Neuronetics, Inc. | CANNELL CAPITAL LLC | 10% owner | BUY | $3.49 | 7,044 | $24,601 | 3,458,776 |
| 2022-06-13 18:59 | 2022-06-09 | ATEC | Alphatec Holdings, Inc. | Berkowitz Mortimer III | Director | BUY | $7.20 | 16,000 | $115,200 | 555,121 |
| 2022-06-13 13:07 | 2022-06-09 | ATEC | Alphatec Holdings, Inc. | Segal Paul | 10% owner | BUY | $7.18 | 71,329 | $512,128 | 238,825 |
| 2022-06-14 01:45 | 2022-06-09 | MDXG | MIMEDX GROUP, INC. | WRIGHT TIMOTHY R | Director, Officer | SELL | $3.75 | 112,000 | $420,000 | 1,711,324 |
| 2022-06-13 23:05 | 2022-06-10 | LYRA | Lyra Therapeutics, Inc. | MERRIFIELD C ANN | Director | BUY | $5.05 | 4,000 | $20,200 | 11,328 |
| 2022-06-11 01:16 | 2022-06-10 | TELA | TELA Bio, Inc. | Opaleye Management Inc. | 10% owner | BUY | $5.60 | 27,500 | $154,066 | 95,000 |
| 2022-06-11 01:04 | 2022-06-08 | TELA | TELA Bio, Inc. | EW HEALTHCARE PARTNERS FUND 2, L.P. | BUY | $5.98 | 15,000 | $89,750 | 3,500,709 | |
| 2022-06-10 23:57 | 2022-06-08 | TNDM | TANDEM DIABETES CARE INC | BERGER DAVID B | Officer | OPT+S | $65.02 | 10,097 | $656,515 | 2,457 |
| 2022-06-11 01:11 | 2022-06-07 | INFU | InfuSystem Holdings, Inc | RUIZ THOMAS MARK | Officer | OPT+S | $9.88 | 15,000 | $148,200 | 32,893 |
| 2022-06-10 23:30 | 2022-06-09 | CTSO | Cytosorbents Corp | Chan Phillip P. | Director, Officer | BUY | $2.17 | 16,000 | $34,784 | 766,130 |
| 2022-06-09 23:49 | 2022-06-07 | IONM | Assure Holdings Corp. | AWM Investment Company, Inc. | 10% owner | SELL | $2.68 | 13,096 | $35,082 | 1,549,403 |
| 2022-06-10 02:47 | 2022-06-08 | NPCE | NeuroPace Inc | Ridley Irina | Officer | SELL | $5.78 | 2,500 | $14,445 | 61,139 |
| 2022-06-10 00:33 | 2022-06-07 | TFX | TELEFLEX INC | RANDLE STUART A | Director | OPT+S | $283.31 | 3,014 | $853,896 | 4,320 |
| 2022-06-09 17:32 | 2022-06-07 | BDX | BECTON DICKINSON & CO | Spoerel Thomas J | Officer | OPT+S | $260.00 | 443 | $115,180 | 1,058 |
| 2022-06-08 02:34 | 2022-06-03 | MMSI | MERIT MEDICAL SYSTEMS INC | Millner F. Ann | Director | OPT+S | $61.92 | 6,378 | $394,926 | 27,698 |
| 2022-06-07 23:05 | 2022-06-07 | TELA | TELA Bio, Inc. | Cuca Roberto | Officer | BUY | $5.50 | 15,000 | $82,500 | 34,892 |
| 2022-06-08 01:16 | 2022-06-03 | TELA | TELA Bio, Inc. | EW HEALTHCARE PARTNERS FUND 2, L.P. | BUY | $6.13 | 15,000 | $91,901 | 3,485,709 | |
| 2022-06-07 15:35 | 2022-06-03 | RMD | RESMED INC | PENDARVIS DAVID | Officer | SELL | $209.44 | 1,545 | $323,585 | 108,376 |
| 2022-06-07 23:50 | 2022-06-06 | PODD | INSULET CORP | Alpuche Charles | Officer | SELL | $215.32 | 6,000 | $1,291,920 | 43,899 |
| 2022-06-06 23:24 | 2022-06-02 | HAE | HAEMONETICS CORP | Miller Laurie A. | Officer | SELL | $62.69 | 198 | $12,413 | 12,981 |
| 2022-06-06 23:28 | 2022-06-02 | HAE | HAEMONETICS CORP | Goldstein Dan | Officer | SELL | $62.69 | 249 | $15,610 | 4,489 |
| 2022-06-07 02:29 | 2022-06-06 | CTSO | Cytosorbents Corp | BLOCH KATHLEEN P. | Officer | BUY | $1.90 | 8,700 | $16,529 | 33,700 |
| 2022-06-06 14:30 | 2022-06-02 | PSTV | PLUS THERAPEUTICS, INC. | Clowes Howard | Director | BUY | $0.57 | 15,000 | $8,589 | 18,000 |
| 2022-06-06 23:52 | 2022-06-06 | DXCM | DEXCOM INC | Sylvain Jereme M | Officer | SELL | $301.57 | 600 | $180,942 | 17,408 |
| 2022-06-03 13:08 | 2022-05-31 | VVOS | Vivos Therapeutics, Inc. | Huntsman Ronald Kirk | Director, Officer, 10% owner | BUY | $1.96 | 12,000 | $23,560 | 27,500 |
| 2022-06-04 00:12 | 2022-06-01 | TMCI | TREACE MEDICAL CONCEPTS, INC. | Owens Daniel E. | Officer | OPT+S | $16.67 | 1,000 | $16,670 | 10,700 |
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.