KANTOFF AARON
SEC insider (Form 3/4/5 filer). CIK 0001862734. Director at Avalo Therapeutics, Inc. (AVTX) and 1 other issuer. 10 reported Form 4/5 transactions since Sep 2024; latest on Jun 2, 2026. Located in WAYNE, PA.
Companies KANTOFF AARON has filed insider reports for
- Avalo Therapeutics, Inc. (AVTX): Director
- Tourmaline Bio, Inc. (TRML): Director
KANTOFF AARON
CIK: 0001862734
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 (10 total)
- Jun 2, 2026AVTX
Avalo Therapeutics, Inc.
AwardDirectStock Option (Right to Buy)
20.1K shares- - Oct 28, 2025TRML
Tourmaline Bio, Inc.
Tender OfferDirect88.3K shares- - Oct 28, 2025TRML
Tourmaline Bio, Inc.
DispositionDirectEmployee Stock Option (Right to Buy)
16.8K shares- - Oct 28, 2025TRML
Tourmaline Bio, Inc.
DispositionDirectEmployee Stock Option (Right to Buy)
10K shares- - Oct 24, 2025TRML
Tourmaline Bio, Inc.
GiftDirect5K shares- - Sep 5, 2025TRML
Tourmaline Bio, Inc.
ExerciseDirect10K shares at avg. $9.46$95K - Sep 5, 2025TRML
Tourmaline Bio, Inc.
ExerciseDirect37.9K shares at avg. $0.13$5K - Jun 17, 2025AVTX
Avalo Therapeutics, Inc.
AwardDirectStock Option (Right to Buy)
20.1K shares- - Jun 4, 2025TRML
Tourmaline Bio, Inc.
AwardDirectStock Option (Right to Buy)
16.8K shares- - Mar 28, 2025AVTX
Avalo Therapeutics, Inc.
ExerciseDirect3.2K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Jun 2, 2026 |  AVTX Avalo Therapeutics, Inc. | Award Stock Option (Right to Buy) | 20,100 | - | - | Direct |
| Oct 28, 2025 |  TRML Tourmaline Bio, Inc. | Tender Offer | 88,281 | - | - | Direct |
| Oct 28, 2025 | TRML Tourmaline Bio, Inc. | Disposition Employee Stock Option (Right to Buy) | 16,800 | - | - | Direct |
| Oct 28, 2025 | TRML Tourmaline Bio, Inc. | Disposition Employee Stock Option (Right to Buy) | 10,000 | - | - | Direct |
| Oct 24, 2025 | TRML Tourmaline Bio, Inc. | Gift | 5,000 | - | - | Direct |
| Sep 5, 2025 | TRML Tourmaline Bio, Inc. | Exercise | 10,000 | $9.46 | $94,600 | Direct |
| Sep 5, 2025 | TRML Tourmaline Bio, Inc. | Exercise | 37,890 | $0.13 | $4,926 | Direct |
| Jun 17, 2025 | AVTX Avalo Therapeutics, Inc. | Award Stock Option (Right to Buy) | 20,100 | - | - | Direct |
| Jun 4, 2025 | TRML Tourmaline Bio, Inc. | Award Stock Option (Right to Buy) | 16,800 | - | - | Direct |
| Mar 28, 2025 | AVTX Avalo Therapeutics, Inc. | Exercise | 3,167 | - | - | Direct |
1-10 of 10 transactions