Rubin Steven D
SEC insider (Form 3/4/5 filer). CIK 0001381874. Director at Entera Bio Ltd. ([ENTX]) and 5 other issuers. 18 reported Form 4/5 transactions since Sep 2024; latest on Aug 7, 2026. Located in JERUSALEM.
Companies Rubin Steven D has filed insider reports for
- Entera Bio Ltd. ([ENTX]): Director
- OPKO HEALTH, INC. (OPK): Director, Officer, Executive VP-Administration
- Niagen Bioscience, Inc. (NAGE): Director
- Eloxx Pharmaceuticals, Inc. (ELOX): Director
- Red Violet, Inc. (RDVT): Director
- Cocrystal Pharma, Inc. (COCP): Director
Rubin Steven D
CIK: 0001381874
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (18 total)
- Aug 7, 2026[ENTX]
Entera Bio Ltd.
AwardDirect19.1K shares- - Jul 24, 2026OPK
OPKO HEALTH, INC.
Tax PaymentDirect53.3K shares at avg. $1.22$65K - Jun 24, 2026NAGE
Niagen Bioscience, Inc.
AwardDirectStock Option (right to buy)
31.7K shares- - Jun 8, 2026ELOX
Eloxx Pharmaceuticals, Inc.
AwardDirectStock Option (Right to Buy)
4K shares- - Jun 4, 2026RDVT
Red Violet, Inc.
AwardDirect2.2K shares- - Feb 12, 2026[ENTX]
Entera Bio Ltd.
PurchaseDirect5K shares at avg. $1.49$7K - Feb 9, 2026[ENTX]
Entera Bio Ltd.
PurchaseDirect10K shares at avg. $1.20$12K - Jan 24, 2026ELOX
Eloxx Pharmaceuticals, Inc.
ExerciseDirect1.9K shares- - Jan 9, 2026COCP
Cocrystal Pharma, Inc.
AwardDirectStock Options (Right to Buy)
16.4K shares- - Dec 19, 2025RDVT
Red Violet, Inc.
AwardDirect4.5K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Aug 7, 2026 |  [ENTX] Entera Bio Ltd. | Award | 19,117 | - | $0 | Direct |
| Jul 24, 2026 |  OPK OPKO HEALTH, INC. | Tax Payment | 53,266 | $1.22 | $64,985 | Direct |
| Jun 24, 2026 |  NAGE Niagen Bioscience, Inc. | Award Stock Option (right to buy) | 31,746 | - | - | Direct |
| Jun 8, 2026 |  ELOX Eloxx Pharmaceuticals, Inc. | Award Stock Option (Right to Buy) | 4,018 | - | - | Direct |
| Jun 4, 2026 |  RDVT Red Violet, Inc. | Award | 2,179 | - | $0 | Direct |
| Feb 12, 2026 | [ENTX] Entera Bio Ltd. | Purchase | 5,000 | $1.49 | $7,450 | Direct |
| Feb 9, 2026 | [ENTX] Entera Bio Ltd. | Purchase | 10,000 | $1.20 | $12,000 | Direct |
| Jan 24, 2026 | ELOX Eloxx Pharmaceuticals, Inc. | Exercise | 1,875 | - | $0 | Direct |
| Jan 9, 2026 |  COCP Cocrystal Pharma, Inc. | Award Stock Options (Right to Buy) | 16,410 | - | - | Direct |
| Dec 19, 2025 | RDVT Red Violet, Inc. | Award | 4,450 | - | - | Direct |
1-10 of 18 transactions