MARCUS JOEL S
SEC insider (Form 3/4/5 filer). CIK 0001216955. Director at TRex Bio, Inc. (TRXB) and 2 other issuers. 22 reported Form 4/5 transactions since Sep 2024; latest on Oct 13, 2026. Located in SOUTH SAN FRANCISCO, CA.
Companies MARCUS JOEL S has filed insider reports for
- TRex Bio, Inc. (TRXB): Director
- ALEXANDRIA REAL ESTATE EQUITIES, INC. (ARE): Director, Officer, Executive Chairman
- Intra-Cellular Therapies, Inc. (ITCI): Director
MARCUS JOEL S
CIK: 0001216955
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 (22 total)
- Oct 13, 2026TRXB
TRex Bio, Inc.
ConversionDirect41.9K shares- - Oct 8, 2026TRXB
TRex Bio, Inc.
AwardDirectStock Option (Right to Buy)
17.5K shares- - Sep 11, 2026ARE
ALEXANDRIA REAL ESTATE EQUITIES, INC.
PurchaseDirect5K shares at avg. $49.68$248K - Aug 17, 2026ARE
ALEXANDRIA REAL ESTATE EQUITIES, INC.
PurchaseDirect5K shares at avg. $46.28$231K - May 6, 2026ARE
ALEXANDRIA REAL ESTATE EQUITIES, INC.
PurchaseDirect3.5K shares at avg. $46.74$164K - May 6, 2026ARE
ALEXANDRIA REAL ESTATE EQUITIES, INC.
PurchaseDirect4K shares at avg. $45.99$183K - May 5, 2026ARE
ALEXANDRIA REAL ESTATE EQUITIES, INC.
PurchaseDirect3.8K shares at avg. $42.76$164K - May 5, 2026ARE
ALEXANDRIA REAL ESTATE EQUITIES, INC.
PurchaseDirect1.6K shares at avg. $43.70$70K - May 5, 2026ARE
ALEXANDRIA REAL ESTATE EQUITIES, INC.
PurchaseDirect2.1K shares at avg. $41.89$86K - May 4, 2026ARE
ALEXANDRIA REAL ESTATE EQUITIES, INC.
PurchaseDirect10K shares at avg. $41.02$410K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Oct 13, 2026 |  TRXB TRex Bio, Inc. | Conversion | 41,871 | - | $0 | Direct |
| Oct 8, 2026 | TRXB TRex Bio, Inc. | Award Stock Option (Right to Buy) | 17,500 | - | - | Direct |
| Sep 11, 2026 |  ARE ALEXANDRIA REAL ESTATE EQUITIES, INC. | Purchase | 5,000 | $49.68 | $248,400 | Direct |
| Aug 17, 2026 | ARE ALEXANDRIA REAL ESTATE EQUITIES, INC. | Purchase | 5,000 | $46.28 | $231,400 | Direct |
| May 6, 2026 | ARE ALEXANDRIA REAL ESTATE EQUITIES, INC. | Purchase | 3,511 | $46.74 | $164,104 | Direct |
| May 6, 2026 | ARE ALEXANDRIA REAL ESTATE EQUITIES, INC. | Purchase | 3,989 | $45.99 | $183,454 | Direct |
| May 5, 2026 | ARE ALEXANDRIA REAL ESTATE EQUITIES, INC. | Purchase | 3,832 | $42.76 | $163,856 | Direct |
| May 5, 2026 | ARE ALEXANDRIA REAL ESTATE EQUITIES, INC. | Purchase | 1,606 | $43.70 | $70,182 | Direct |
| May 5, 2026 | ARE ALEXANDRIA REAL ESTATE EQUITIES, INC. | Purchase | 2,062 | $41.89 | $86,377 | Direct |
| May 4, 2026 | ARE ALEXANDRIA REAL ESTATE EQUITIES, INC. | Purchase | 10,000 | $41.02 | $410,200 | Direct |
1-10 of 22 transactions