Latest filingOct 09, 2026Most recent Form 4
TRXB
TRex Bio, Inc.
Insider activity for last month from 09/09 to 10/09. Counts use processed Form 4 rows. Purchase and sale metrics use codes P and S; totals remain unknown when any matching value is missing. Rows without a usable transaction date cannot be assigned to a rolling period and are excluded.
Total buying$00 buys
Total selling$00 sells
Net open-market+$06 insiders
Open-market mix
Buy vs sell distribution by transaction countInsider activity report
Monthly purchases, sales and code-A awards Buys Sells Awards / grants (A)
Code A includes awards, grants and other acquisitions; these are not open-market buys.
Distinct insiders active
Reporting-owner CIKs by month · peak Oct 2026 (6)Sep 2026Oct 2026
Top insiders
By absolute net value across the selected period- MS+$0
- CA+$0
- RJ+$0
- HP+$0
- GG+$0
Filing detail checks
Secondary metrics for the selected periodTransaction codes
By Form 4 transaction code in selected period6transactionstxns
- A · Grants / awards · dominant6 · 100%
Activity by reported role
A joint filing can contribute to multiple roles6transactionstxns
- Director · dominant6 · 100%
Reported Holdings After
Separated by insider, security, and ownership type
Gilmore Julie AnnStock Option (Right to Buy) · Direct
17,500Oct 08, 2026
Gallagher Carol GiltnerStock Option (Right to Buy) · Direct
17,500Oct 08, 2026
Hirth PeterStock Option (Right to Buy) · Direct
17,500Oct 08, 2026
Ross Michael JayStock Option (Right to Buy) · Direct
17,500Oct 08, 2026
Coy Travis AlanStock Option (Right to Buy) · Direct
17,500Oct 08, 2026
Marcus Joel SStock Option (Right to Buy) · Direct
17,500Oct 08, 2026
These are reported post-transaction holdings, not company-wide ownership percentages. Securities, indirect vehicles, and amendments are kept separate.
Filing activity heatmap
Each cell is one day · intensity = transactions · buys green, sells redSep 09 → Oct 09
LessMore
Filing-only signals
Deterministic matches in the selected period
TRXB transaction history
Filters apply within this company and selected period by defaultLatest insider transactions
Form 4 filings from last month. Click any column to sort; click it again to flip the order.
| ID | Ticker | Insider | Role | Type | Shares | Value | Code | Filed | Trans date |
|---|---|---|---|---|---|---|---|---|---|
| #241315 | TRXB | Marcus Joel S | DIR | grant | 17.5k | $0 | A | 10/09 | 10/08 |
| #241314 | TRXB | Coy Travis Alan | DIR | grant | 17.5k | $0 | A | 10/09 | 10/08 |
| #241313 | TRXB | Ross Michael Jay | DIR | grant | 17.5k | $0 | A | 10/09 | 10/08 |
| #241312 | TRXB | Hirth Peter | DIR | grant | 17.5k | $0 | A | 10/09 | 10/08 |
| #241311 | TRXB | Gallagher Carol Giltner | DIR | grant | 17.5k | $0 | A | 10/09 | 10/08 |
| #241310 | TRXB | Gilmore Julie Ann | DIR | grant | 17.5k | $0 | A | 10/09 | 10/08 |
TRex Bio, Inc. Insider Activity FAQ
SEC Form 4 contextWho recently reported transactions at TRex Bio, Inc.?
MARCUS JOEL S, Coy Travis Alan, Ross Michael Jay, Hirth Peter, Gallagher Carol Giltner, Gilmore Julie Ann.
When was the latest reported open-market purchase?
No code-P purchase is available for this period.
When was the latest reported open-market sale?
No code-S sale is available for this period.
What is the recent purchase and sale balance?
No code-P purchases or code-S sales were reported in the selected period.
Where can I see the original SEC filing?
Every transaction row and latest-activity fact links to its original SEC filing.
What do these Form 4 transaction codes mean?
P and S generally describe open-market or private purchases and sales. A, D, F, M, X, G, J, and V describe awards, issuer dispositions, tax withholding, exercises, gifts, other transactions, and voluntary early reports; review each filing and its footnotes for context.