Figures computed from official regulatory filings — .
Ownershipinsiders 0% · institutions 0%
In USD · as of Oct 19, 2026
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Hydromer, Inc. invents, develops, patents, licenses, manufactures, and sells hydrophilic polymer-based products and services in the United States and internationally. The company operates in two segments, Polymer Research and Medical Products. It offers medical coatings and services; medical hydrogel; cosmetic intermediaries; and anti-fog/anti-frost condensation control coating products. The company also provides cosmetics and personal care products, and watercraft hulls coating products; and engineering and contract coating services. It serves the medical, cosmetics, animal health, and industrial fields. Hydromer, Inc. was founded in 1980 and is based in Branchburg, New Jersey.
Market information source · Oct 19, 2026
SEC company identity · Oct 19, 2026
Open-market timeline · full history
22 buys45 sells— close pricebar = usd volume, √ scaleclick a period to filter the table
| Insider | Type | Value · USD | Signals | Details |
|---|---|---|---|---|
| DYCK MARTIN Ctrack record | Buy | $190 | conv 22 |
| DYCK MARTIN Ctrack record | Buy | $209 | conv 20 | SEC |
| DYCK MARTIN Ctrack record | Buy | $190 | conv 12 | SEC |
| DYCK MARTIN Ctrack record | Buy | $190 | conv 13 | SEC |
| DYCK MARTIN Ctrack record | Buy | $450 | conv 23 | SEC |
| DYCK MARTIN Ctrack record | Buy | $290 | conv 15 | SEC |
| DYCK MARTIN Ctrack record | Buy | $82 | conv 17 | SEC |
| DYCK MARTIN Ctrack record | Buy | $500 | conv 43 | SEC |
| DYCK MARTIN Ctrack record | Buy | $550 | conv 56 | SEC |
| DYCK MARTIN Ctrack record | Buy | $440 | conv 70 | SEC |
| DYCK MARTIN Ctrack record | Buy | $220 | conv 24 | SEC |
| DYCK MARTIN Ctrack record | Buy | $107 | conv 22 | SEC |
| DYCK MARTIN Ctrack record | Buy | $110 | conv 70 | SEC |
| DYCK MARTIN Ctrack record | Buy | $70 | conv 50First in 12mo | SEC |
| DYCK MARTIN Ctrack record | Sell | $1.4K | SEC |
| DYCK MARTIN Ctrack record | Sell | $1.4K | SEC |
| DYCK MARTIN Ctrack record | Sell | $1.3K | SEC |
| DYCK MARTIN Ctrack record | Sell | $1.7K | SEC |
| DYCK MARTIN Ctrack record | Sell | $1.3K | SEC |
| DYCK MARTIN Ctrack record | Sell | $1.9K | SEC |
| DYCK MARTIN Ctrack record | Sell | $2K | SEC |
| DYCK MARTIN Ctrack record | Sell | $2.7K | SEC |
| DYCK MARTIN Ctrack record | Sell | $560 | SEC |
| DYCK MARTIN Ctrack record | Sell | $1K | SEC |
| DYCK MARTIN Ctrack record | Sell | $50 | SEC |