Immutep Limited (IMMP) has 4 known insider and institutional holders on record. The largest holder is Mueller Christian with 3,774,048 shares. Other notable holders include HOWARD RUSSELL J and Triebel Frederic Joseph Daniel.
Over the last 12 months, insiders have made 8 transactions in IMMP stock — 0 buys (valued at RSU Award) and 0 sells (valued at RSU Award).
IMMP Insider Ownership
Top Holder
Mueller Christian
3,774,048 shares
Buys (12 mo)
0
$0.00 value
Sells (12 mo)
0
$0.00 value
12-Month Transaction Activity
Top Insider Holders
| # |
Name |
Role |
Shares Owned |
Last Filed |
Relative Size |
| 1 |
Mueller Christian |
Chief Development Officer |
3,774,048 |
2026-04-01 |
|
| 2 |
Howard Russell J |
Director |
1,717,977 |
2026-04-01 |
|
| 3 |
Triebel Frederic Joseph Daniel |
Director |
170,610 |
2026-04-01 |
|
| 4 |
Winckels Stephan Karel Gerard |
Chief Medical Officer |
92,935 |
2026-04-01 |
|
Recent Transactions (last 12 months)
| Date |
Name |
Role |
Type |
Shares |
Price |
Value |
| 2028-12-01 |
Mueller Christian |
Chief Development Officer |
Unknown |
466,666 |
- |
- |
| 2026-03-18 |
Mueller Christian |
Chief Development Officer |
Unknown |
- |
- |
- |
| 2028-12-01 |
Winckels Stephan Karel Gerard |
Chief Medical Officer |
Unknown |
221,708 |
- |
- |
| 2026-03-18 |
Winckels Stephan Karel Gerard |
Chief Medical Officer |
Unknown |
- |
- |
- |
| 2028-12-01 |
Triebel Frederic Joseph Daniel |
Director |
Unknown |
900,000 |
- |
- |
| 2026-03-18 |
Triebel Frederic Joseph Daniel |
Director |
Unknown |
- |
- |
- |
| 2028-12-01 |
Howard Russell J |
Director |
Unknown |
461,746 |
- |
- |
| 2026-03-18 |
Howard Russell J |
Director |
Unknown |
- |
- |
- |
