Kevin M. Brennan
CIK: 0001971303
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
Xilio Therapeutics, Inc.
Discretionary Trading P&L
Holdings
Transaction History (14 total)
- Jan 2, 2026XLO
Xilio Therapeutics, Inc.
Sale(S)Direct1.8K shares at avg. $0.64$1K - Jan 1, 2026XLO
Xilio Therapeutics, Inc.
Exercise(M)Direct5K shares- - Dec 31, 2025XLO
Xilio Therapeutics, Inc.
Award(A)DirectStock Option (right to buy)
95.2K shares- - Nov 21, 2025XLO
Xilio Therapeutics, Inc.
Award(A)DirectStock Option (right to buy)
55K shares- - Nov 21, 2025XLO
Xilio Therapeutics, Inc.
Disposition(D)DirectStock Option (right to buy)
25K shares- - Nov 21, 2025XLO
Xilio Therapeutics, Inc.
Award(A)DirectStock Option (right to buy)
25K shares- - Nov 21, 2025XLO
Xilio Therapeutics, Inc.
Disposition(D)DirectStock Option (right to buy)
20K shares- - Nov 21, 2025XLO
Xilio Therapeutics, Inc.
Award(A)DirectStock Option (right to buy)
20K shares- - Nov 21, 2025XLO
Xilio Therapeutics, Inc.
Award(A)DirectStock Option (right to buy)
131.7K shares- - Nov 21, 2025XLO
Xilio Therapeutics, Inc.
Disposition(D)DirectStock Option (right to buy)
55K shares- - Jan 2, 2025XLO
Xilio Therapeutics, Inc.
Sale(S)Direct1.8K shares at avg. $0.98$2K - Jan 1, 2025XLO
Xilio Therapeutics, Inc.
Award(A)DirectStock Option (right to buy)
60K shares- - Jan 1, 2025XLO
Xilio Therapeutics, Inc.
Exercise(M)Direct5K shares- - Oct 1, 2024XLO
Xilio Therapeutics, Inc.
Award(A)DirectStock Option (right to buy)
26K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Jan 2, 2026 | XLO Xilio Therapeutics, Inc. | Sale(S) | 1,826 | $0.64 | $1,174 | Direct |
| Jan 1, 2026 | XLO Xilio Therapeutics, Inc. | Exercise(M) | 5,000 | - | $0 | Direct |
| Dec 31, 2025 | XLO Xilio Therapeutics, Inc. | Award(A) Stock Option (right to buy) | 95,221 | - | - | Direct |
| Nov 21, 2025 | XLO Xilio Therapeutics, Inc. | Award(A) Stock Option (right to buy) | 55,000 | - | - | Direct |
| Nov 21, 2025 | XLO Xilio Therapeutics, Inc. | Disposition(D) Stock Option (right to buy) | 25,000 | - | - | Direct |
| Nov 21, 2025 | XLO Xilio Therapeutics, Inc. | Award(A) Stock Option (right to buy) | 25,000 | - | - | Direct |
| Nov 21, 2025 | XLO Xilio Therapeutics, Inc. | Disposition(D) Stock Option (right to buy) | 20,000 | - | - | Direct |
| Nov 21, 2025 | XLO Xilio Therapeutics, Inc. | Award(A) Stock Option (right to buy) | 20,000 | - | - | Direct |
| Nov 21, 2025 | XLO Xilio Therapeutics, Inc. | Award(A) Stock Option (right to buy) | 131,700 | - | - | Direct |
| Nov 21, 2025 | XLO Xilio Therapeutics, Inc. | Disposition(D) Stock Option (right to buy) | 55,000 | - | - | Direct |
| Jan 2, 2025 | XLO Xilio Therapeutics, Inc. | Sale(S) | 1,803 | $0.98 | $1,774 | Direct |
| Jan 1, 2025 | XLO Xilio Therapeutics, Inc. | Award(A) Stock Option (right to buy) | 60,000 | - | - | Direct |
| Jan 1, 2025 | XLO Xilio Therapeutics, Inc. | Exercise(M) | 5,000 | - | $0 | Direct |
| Oct 1, 2024 | XLO Xilio Therapeutics, Inc. | Award(A) Stock Option (right to buy) | 26,000 | - | - | Direct |
1-14 of 14 transactions
About Brennan Kevin M.
Brennan Kevin M. (SEC CIK 0001971303) files insider reports with the SEC as SVP, FINANCE AND ACCOUNTING of Xilio Therapeutics, Inc. (XLO).
Signal8 holds 4 ownership filings by Brennan Kevin M., all Form 4s, filed between Oct 2, 2024 and Jan 5, 2026. Those filings report 14 transactions, from Oct 1, 2024 to Jan 2, 2026. Signal8's Form 4 history starts in Sep 2024.
The business address on Brennan Kevin M.'s filings is in WALTHAM, MA.
Recent filings by Brennan Kevin M.
- Jan 2, 2026: Open-market sale of XLO shares (Form 4, code S).
- Jan 1, 2026: Option exercise of XLO shares (Form 4, code M).
- Dec 31, 2025: Grant or award of XLO derivative securities (Form 4, code A).
- Nov 21, 2025: Grant or award of XLO derivative securities (Form 4, code A).
- Nov 21, 2025: Disposition to issuer transaction of XLO derivative securities (Form 4, code D).
Other insiders filing for Xilio Therapeutics, Inc. (XLO)
- Houvras Yariv, CHIEF MEDICAL OFFICER
- Bello Akintunde Olatokumbo, Director
- Shannon James Samuel, Director
- Curran Daniel J., Director
- Xu Yuan, Director
- ROSS ROBERT W., Director