DONG-A ST CO., LTD
SEC insider (Form 3/4/5 filer). CIK 0001799260. 10% Owner at NeuroBo Pharmaceuticals, Inc. (NRBO). 4 reported Form 4/5 transactions since Sep 2024; latest on May 8, 2025. Located in SEOUL, M5.
Companies DONG-A ST CO., LTD has filed insider reports for
- NeuroBo Pharmaceuticals, Inc. (NRBO): 10% Owner
DONG-A ST CO., LTD
CIK: 0001799260
Transaction Breakdown
Open Market Buys (P)3 (75.0%)
High conviction signal
Open Market Sales (S)1 (25.0%)
Position reduction
Option Exercises (M)0 (0.0%)
Derivative conversions
Awards (A)0 (0.0%)
Compensation grants
Other (G, F, J, C, D, …)0 (0.0%)
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
NRBO
NeuroBo Pharmaceuticals, Inc.
10% Owner
Discretionary Trading P&L
Holdings
Transaction History (4 total)
- May 8, 2025MTVA
MetaVia Inc.
PurchaseDirect4.6M shares at avg. $0.71$3.3M - Sep 18, 2024NRBO
NeuroBo Pharmaceuticals, Inc.
PurchaseDirectWarrants to Purchase Common Stock
2.5M shares- - Sep 18, 2024NRBO
NeuroBo Pharmaceuticals, Inc.
PurchaseDirectWarrants to Purchase Common Stock
3.8M shares- - Sep 12, 2024NRBO
NeuroBo Pharmaceuticals, Inc.
SaleDirect407 shares at avg. $3.75$2K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| May 8, 2025 |  MTVA MetaVia Inc. | Purchase | 4,647,887 | $0.71 | $3,300,000 | Direct |
| Sep 18, 2024 | NRBO NeuroBo Pharmaceuticals, Inc. | Purchase Warrants to Purchase Common Stock | 2,544,530 | - | - | Direct |
| Sep 18, 2024 | NRBO NeuroBo Pharmaceuticals, Inc. | Purchase Warrants to Purchase Common Stock | 3,816,795 | - | - | Direct |
| Sep 12, 2024 | NRBO NeuroBo Pharmaceuticals, Inc. | Sale | 407 | $3.75 | $1,526 | Direct |
1-4 of 4 transactions