Description

March 31, 2026

Quoted Prices in
Active
Markets for
Identical Assets
(Level 1)

Significant
Other
Observable
Inputs
(Level 2)

Significant
Unobservable
Inputs
(Level 3)

Assets:

Cash equivalents (Note C)

$

435

$

435

$

—

$

—

Investment in MiNK Therapeutics, Inc.

22,927

22,927

—

—

Long-term investments

1,088

1,088

—

—

Total

$

24,450

$

24,450

$

—

$

—

Description

December 31, 2025

Quoted Prices in
Active
Markets for
Identical Assets
(Level 1)

Significant
Other
Observable
Inputs
(Level 2)

Significant
Unobservable
Inputs
(Level 3)

Assets:

Cash equivalents (Note C)

$

417

$

417

$

—

$

—

Related party note receivable

5,179

—

5,179

—

Investment in MiNK Therapeutics, Inc.

24,277

24,277

—

Long-term investments

1,303

1,303

—

Total

$

31,176

$

25,997

$

5,179

$

—