Orthopedic, Prosthetic & Surgical Appliances & Supplies
Standard Industrial Classification: SIC 3842
Industry Insider Sentiment Analysis
The Orthopedic, Prosthetic & Surgical Appliances & Supplies sector (SIC 3842) 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2013-11-23 02:31 | 2013-11-20 | ALGN | Align Technology, Inc. | COLLINS DAVID E | Director | SELL | $52.66 | 6,000 | $315,934 | 18,200 |
| 2013-11-18 19:39 | 2013-11-15 | ZMH | ZIMMER BIOMET HOLDINGS, INC. | Davis Derek M | Officer | OPT+S | $90.20 | 3,500 | $315,693 | 2,791 |
| 2013-11-15 20:37 | 2013-11-14 | ZMH | ZIMMER BIOMET HOLDINGS, INC. | Phipps Chad F | Officer | OPT+S | $90.00 | 7,800 | $702,000 | 17,240 |
| 2013-11-15 20:36 | 2013-11-14 | ZMH | ZIMMER BIOMET HOLDINGS, INC. | McCaulley Jeffery A | Officer | OPT+S | $90.00 | 21,285 | $1,915,650 | 7,924 |
| 2013-11-15 20:35 | 2013-11-14 | ZMH | ZIMMER BIOMET HOLDINGS, INC. | DVORAK DAVID C | Director, Officer | OPT+S | $90.00 | 64,763 | $5,828,670 | 172,746 |
| 2013-11-14 16:40 | 2013-11-13 | ALGN | Align Technology, Inc. | DANAHER CORP /DE/ | 10% owner | SELL | $54.60 | 4,600,000 | $251,160,000 | 3,837,132 |
| 2013-11-08 01:39 | 2013-11-05 | EW | Edwards Lifesciences Corp | MUSSALLEM MICHAEL A | Director, Officer | OPT+S | $62.89 | 29,500 | $1,855,113 | 263,850 |
| 2013-11-08 01:39 | 2013-11-05 | EW | Edwards Lifesciences Corp | WANG HUIMIN | Officer | OPT+S | $63.15 | 4,850 | $306,278 | 31,337 |
| 2013-11-06 23:04 | 2013-11-04 | ZMH | ZIMMER BIOMET HOLDINGS, INC. | OOI STEPHEN HONG LIANG | Officer | SELL | $88.61 | 30,000 | $2,658,336 | 26,844 |
| 2013-11-02 00:11 | 2013-10-30 | ALGN | Align Technology, Inc. | Thaler Warren S | Director | SELL | $56.55 | 35,250 | $1,993,553 | 88,584 |
| 2013-11-02 00:03 | 2013-10-30 | ALGN | Align Technology, Inc. | PRESCOTT THOMAS M | Director, Officer | OPT+S | $56.88 | 188,176 | $10,704,298 | 171,873 |
| 2013-11-01 23:53 | 2013-10-30 | ALGN | Align Technology, Inc. | Twomey Richard M.L. | Officer | OPT+S | $57.05 | 4,010 | $228,751 | 4,272 |
| 2013-11-01 23:52 | 2013-10-31 | ALGN | Align Technology, Inc. | Erfurth Jennifer | Officer | SELL | $56.97 | 3,242 | $184,697 | 3,080 |
| 2013-10-28 18:37 | 2013-10-28 | MSA | MSA Safety Inc | GARCIA TUNON ALVARO | Director | BUY | $47.50 | 2,000 | $95,000 | 3,037 |
| 2013-10-24 03:26 | 2013-10-22 | ALGN | Align Technology, Inc. | PRESCOTT THOMAS M | Director, Officer | OPT+S | $58.00 | 74,513 | $4,321,694 | 171,873 |
| 2013-10-24 03:13 | 2013-10-22 | ALGN | Align Technology, Inc. | MORROW GEORGE J | Director | OPT+S | $57.27 | 75,000 | $4,295,288 | 27,700 |
| 2013-10-11 00:53 | 2013-10-09 | EW | Edwards Lifesciences Corp | MUSSALLEM MICHAEL A | Director, Officer | OPT+S | $72.63 | 29,500 | $2,142,585 | 263,850 |
| 2013-10-09 00:19 | 2013-10-04 | EW | Edwards Lifesciences Corp | WANG HUIMIN | Officer | OPT+S | $72.19 | 4,850 | $350,122 | 31,337 |
| 2013-09-27 18:42 | 2013-09-10 | MLSS-OB | MILESTONE SCIENTIFIC INC. | Serna Cardenas Pablo Felipe | Director | SELL | $1.20 | 10,000 | $12,000 | 60,805 |
| 2013-09-17 02:02 | 2013-09-12 | EW | Edwards Lifesciences Corp | MUSSALLEM MICHAEL A | Director, Officer | OPT+S | $71.82 | 29,500 | $2,118,690 | 263,850 |
| 2013-09-13 22:50 | 2013-09-13 | ZMH | ZIMMER BIOMET HOLDINGS, INC. | Mazur-Hofsaess Katarzyna | Officer | OPT+S | $81.38 | 4,890 | $397,953 | 1,643 |
| 2013-09-09 21:06 | 2013-09-05 | APT | ALPHA PRO TECH LTD | MONTGOMERY CHARLES D | Officer | OPT+S | $1.50 | 50,000 | $74,845 | 95,920 |
| 2013-09-06 18:48 | 2013-05-24 | MLSS-OB | MILESTONE SCIENTIFIC INC. | Serna Cardenas Pablo Felipe | Director | SELL | $1.11 | 50,500 | $55,999 | 70,805 |
| 2013-09-05 18:24 | 2013-09-03 | APT | ALPHA PRO TECH LTD | HOFFMAN SHELDON | Director, Officer | OPT+S | $1.51 | 100,000 | $151,000 | 1,070,189 |
| 2013-09-05 18:26 | 2013-09-03 | APT | ALPHA PRO TECH LTD | MILLAR AL | Director, Officer | OPT+S | $1.51 | 100,000 | $151,000 | 1,343,459 |
| 2013-09-05 18:24 | 2013-09-03 | APT | ALPHA PRO TECH LTD | HOFFMAN LLOYD | Officer | OPT+S | $1.51 | 50,000 | $75,500 | 61,000 |
| 2013-09-05 23:41 | 2013-09-05 | EW | Edwards Lifesciences Corp | WANG HUIMIN | Officer | OPT+S | $71.24 | 4,850 | $345,514 | 31,337 |
| 2013-09-04 22:35 | 2013-08-30 | APT | ALPHA PRO TECH LTD | RITOTA JOHN | Director | OPT+S | $1.55 | 15,000 | $23,220 | 35,850 |
| 2013-08-31 00:22 | 2013-08-29 | ALGN | Align Technology, Inc. | Mack Timothy A | Officer | OPT+S | $43.32 | 18,477 | $800,510 | 3,386 |
| 2013-08-31 00:14 | 2013-08-29 | ALGN | Align Technology, Inc. | Twomey Richard M.L. | Officer | OPT+S | $43.76 | 2,135 | $93,422 | 4,272 |
| 2013-08-28 22:40 | 2013-08-26 | MSA | MSA Safety Inc | HERRING RONALD N JR | Officer | OPT+S | $51.14 | 10,984 | $561,705 | 33,248 |
| 2013-08-19 21:01 | 2013-08-16 | SKLN | Predictive Oncology Inc. | Herschkowitz Samuel | 10% owner | BUY | $0.21 | 23,000 | $4,830 | 46,619,414 |
| 2013-08-14 00:29 | 2013-08-01 | EW | Edwards Lifesciences Corp | Verguet Patrick B | Officer | OPT+S | $73.15 | 20,000 | $1,463,000 | 48,681 |
| 2013-08-13 00:57 | 2013-08-09 | ALGN | Align Technology, Inc. | LACOB JOSEPH | Director | OPT+S | $43.85 | 8,000 | $350,800 | 555,895 |
| 2013-08-10 02:00 | 2013-08-08 | EW | Edwards Lifesciences Corp | MUSSALLEM MICHAEL A | Director, Officer | OPT+S | $72.28 | 29,500 | $2,132,222 | 263,850 |
| 2013-08-09 01:41 | 2013-08-06 | SKLN | Predictive Oncology Inc. | DREYFUSS ARNON I | Director | BUY | $0.22 | 20,000 | $4,400 | 889,765 |
| 2013-08-07 02:27 | 2013-08-05 | EW | Edwards Lifesciences Corp | WANG HUIMIN | Officer | OPT+S | $72.30 | 4,850 | $350,655 | 31,337 |
| 2013-08-06 00:02 | 2013-08-01 | ALGN | Align Technology, Inc. | SANTORA GREG J | Director | OPT+S | $43.79 | 16,000 | $700,691 | 22,700 |
| 2013-08-02 23:13 | 2013-08-01 | ZMH | ZIMMER BIOMET HOLDINGS, INC. | CRINES JAMES T | Officer | OPT+S | $84.56 | 46,200 | $3,906,441 | 36,495 |
| 2013-08-02 23:12 | 2013-08-01 | ZMH | ZIMMER BIOMET HOLDINGS, INC. | OOI STEPHEN HONG LIANG | Officer | OPT+S | $84.27 | 38,500 | $3,244,353 | 56,842 |
| 2013-07-31 21:38 | 2013-07-29 | MSA | MSA Safety Inc | ZEITLER DENNIS L | Officer | OPT+S | $52.78 | 10,000 | $527,802 | 35,863 |
| 2013-07-30 20:49 | 2013-07-29 | ZMH | ZIMMER BIOMET HOLDINGS, INC. | McCaulley Jeffery A | Officer | OPT+S | $83.40 | 112,255 | $9,362,123 | 7,924 |
| 2013-07-31 02:56 | 2013-07-30 | ALGN | Align Technology, Inc. | Thaler Warren S | Director | SELL | $42.24 | 10,000 | $422,409 | 70,150 |
| 2013-07-30 00:27 | 2013-07-29 | ZMH | ZIMMER BIOMET HOLDINGS, INC. | Davis Derek M | Officer | OPT+S | $83.78 | 3,725 | $312,081 | 2,586 |
| 2013-07-27 00:46 | 2013-07-25 | ALGN | Align Technology, Inc. | GEORGE ROGER E | Officer | OPT+S | $43.55 | 26,252 | $1,143,366 | 0 |
| 2013-07-27 00:37 | 2013-07-24 | ALGN | Align Technology, Inc. | Twomey Richard M.L. | Officer | OPT+S | $43.42 | 4,532 | $196,789 | 4,272 |
| 2013-07-20 00:03 | 2013-07-19 | ZMH | ZIMMER BIOMET HOLDINGS, INC. | Phipps Chad F | Officer | OPT+S | $83.00 | 6,000 | $498,000 | 17,054 |
| 2013-07-16 20:45 | 2013-07-12 | BIOR | Predictive Oncology Inc. | Herschkowitz Samuel | 10% owner | BUY | $0.14 | 6,933 | $951 | 46,596,414 |
| 2013-07-11 21:01 | 2013-07-09 | BIOR | Predictive Oncology Inc. | Herschkowitz Samuel | 10% owner | BUY | $0.14 | 37,000 | $5,180 | 46,589,031 |
| 2013-07-12 00:16 | 2013-07-10 | EW | Edwards Lifesciences Corp | MUSSALLEM MICHAEL A | Director, Officer | OPT+S | $65.60 | 29,500 | $1,935,200 | 263,850 |
Sector-Wide Insider Alpha
Analyzing insider movements across the Orthopedic, Prosthetic & Surgical Appliances & Supplies sector provides a macro-view of executive conviction. When multiple leaders in different companies within the same SIC code (3842) simultaneously buy shares, it often indicates an industry-wide undervaluation or a positive shift in market cycles.
SEC Filings in Orthopedic, Prosthetic & Surgical Appliances & Supplies
Every transaction in the Orthopedic, Prosthetic & Surgical Appliances & Supplies 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.