See how company executives and directors have been buying or selling shares over the past 30 days. Insider trading activity can help investors better understand company leadership's actions.
No Insider Transactions found for Definium Therapeutics, Inc.
Browse insider buying and selling activity reported to the SEC over the past year, including who traded, when they traded, and the value of each transaction.
DATE INSIDER |
INSIDER | TYPE | SHARES | PRICE | SHARES PRICE VALUE |
|---|---|---|---|---|---|
Sep 25, 2026 Barrow Robert |
Barrow Robert
CEO
|
Sell |
31,550 | $36.57 | 31,550 $36.57 $1,153,784 |
Sep 25, 2026 Sullivan Mark |
Sullivan Mark
CLO
|
Sell |
14,051 | $36.57 | 14,051 $36.57 $513,845 |
Sep 25, 2026 Wiley Matthew T. |
Wiley Matthew T.
Chief Commercial Officer
|
Sell |
3,097 | $36.57 | 3,097 $36.57 $113,257 |
Sep 25, 2026 Roberts Brandi |
Roberts Brandi
CFO
|
Sell |
3,377 | $36.57 | 3,377 $36.57 $123,497 |
Sep 25, 2026 Karlin Dan |
Karlin Dan
CMO
|
Sell |
10,853 | $36.57 | 10,853 $36.57 $396,894 |
Sep 03, 2026 Barrow Robert |
Barrow Robert
CEO
|
Sell |
19,023 | $37.94 | 19,023 $37.94 $721,733 |
Jun 25, 2026 Sullivan Mark |
Sullivan Mark
|
Sell |
13,008 | $45.03 | 13,008 $45.03 $585,750 |
Jun 25, 2026 Wiley Matthew T. |
Wiley Matthew T.
|
Sell |
2,867 | $45.03 | 2,867 $45.03 $129,101 |
Jun 25, 2026 Roberts Brandi |
Roberts Brandi
|
Sell |
3,013 | $45.03 | 3,013 $45.03 $135,675 |
Jun 25, 2026 Barrow Robert |
Barrow Robert
|
Sell |
29,208 | $45.03 | 29,208 $45.03 $1,315,236 |
Jun 25, 2026 Karlin Dan |
Karlin Dan
|
Sell |
10,035 | $45.03 | 10,035 $45.03 $451,876 |
Mar 25, 2026 Sullivan Mark |
Sullivan Mark
CLO
|
Sell |
10,702 | $18.47 | 10,702 $18.47 $197,666 |
Mar 25, 2026 Barrow Robert |
Barrow Robert
CEO
|
Sell |
24,431 | $18.47 | 24,431 $18.47 $451,241 |
Mar 25, 2026 Karlin Dan |
Karlin Dan
CMO
|
Sell |
8,018 | $18.47 | 8,018 $18.47 $148,092 |
Dec 26, 2025 Barrow Robert |
Barrow Robert
CEO
|
Sell |
25,791 | $13.15 | 25,791 $13.15 $339,072 |
Dec 26, 2025 Karlin Dan |
Karlin Dan
CMO
|
Sell |
5,600 | $13.15 | 5,600 $13.15 $73,623 |
Dec 26, 2025 Sullivan Mark |
Sullivan Mark
CLO
|
Sell |
11,276 | $13.15 | 11,276 $13.15 $148,244 |
View older insider trading records reported to the SEC to research long-term buying and selling trends.
DATE INSIDER |
INSIDER | TYPE | SHARES | PRICE | SHARES PRICE VALUE |
|---|---|---|---|---|---|
Sep 25, 2025 Sullivan Mark |
Sullivan Mark
CLO
|
Sell |
11,278 | $9.77 | 11,278 $9.77 $110,186 |
Sep 25, 2025 Karlin Dan |
Karlin Dan
CMO
|
Sell |
7,704 | $9.77 | 7,704 $9.77 $75,268 |
Sep 25, 2025 Barrow Robert |
Barrow Robert
CEO
|
Sell |
25,797 | $9.77 | 25,797 $9.77 $252,037 |
Jun 25, 2025 Sullivan Mark |
Sullivan Mark
CLO
|
Sell |
11,491 | $6.80 | 11,491 $6.80 $78,139 |
Jun 25, 2025 Barrow Robert |
Barrow Robert
CEO
|
Sell |
26,491 | $6.80 | 26,491 $6.80 $180,139 |
Jun 25, 2025 Karlin Dan |
Karlin Dan
CMO
|
Sell |
7,848 | $6.80 | 7,848 $6.80 $53,366 |
Mar 25, 2025 Barrow Robert |
Barrow Robert
CEO
|
Sell |
21,208 | $6.74 | 21,208 $6.74 $142,942 |
Mar 25, 2025 Karlin Dan |
Karlin Dan
CMO
|
Sell |
6,836 | $6.74 | 6,836 $6.74 $46,075 |
Mar 25, 2025 Sullivan Mark |
Sullivan Mark
CLO
|
Sell |
6,576 | $6.74 | 6,576 $6.74 $44,322 |
Mar 25, 2025 Liao Carrie |
Liao Carrie
CAO
|
Sell |
2,347 | $6.74 | 2,347 $6.74 $15,819 |
Dec 26, 2024 Karlin Dan |
Karlin Dan
CMO
|
Sell |
6,643 | $7.43 | 6,643 $7.43 $49,357 |
Dec 26, 2024 Barrow Robert |
Barrow Robert
CEO
|
Sell |
19,106 | $7.43 | 19,106 $7.43 $141,958 |
Dec 26, 2024 Liao Carrie |
Liao Carrie
CAO
|
Sell |
2,273 | $7.43 | 2,273 $7.43 $16,888 |
Dec 26, 2024 Sullivan Mark |
Sullivan Mark
CLO
|
Sell |
4,519 | $7.43 | 4,519 $7.43 $33,576 |
Dec 05, 2024 GRYSKA DAVID W |
GRYSKA DAVID W
|
Buy |
2,500 | $7.17 | 2,500 $7.17 $17,925 |
Sep 25, 2024 Liao Carrie |
Liao Carrie
CAO
|
Sell |
2,352 | $5.98 | 2,352 $5.98 $14,065 |
Sep 25, 2024 Karlin Dan |
Karlin Dan
CMO
|
Sell |
6,871 | $5.98 | 6,871 $5.98 $41,089 |
Sep 25, 2024 Barrow Robert |
Barrow Robert
CEO
|
Sell |
19,771 | $5.98 | 19,771 $5.98 $118,231 |
Sep 25, 2024 Sullivan Mark |
Sullivan Mark
CLO
|
Sell |
4,430 | $5.98 | 4,430 $5.98 $26,491 |
Aug 23, 2024 GRYSKA DAVID W |
GRYSKA DAVID W
|
Buy |
3,500 | $5.98 | 3,500 $5.98 $20,930 |
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