Zenas BioPharma, Inc.
ZBIO
19 insider filings · Latest: Jun 15, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| May 18, 2026 | May 19 1:12 AM | Leon O Moulder JRDirector, Chief Executive Officer | Purchase | 60,000 | $16.88 | $1.0M | 96,928(I) | View → |
| Apr 29, 2026 | Apr 29 11:21 PM | Leon O Moulder JRDirector, Chief Executive Officer | Purchase | 35,000 | $17.62 | $616.7K | 1,786,039(I) | View → |
| Apr 28, 2026 | Apr 29 11:21 PM | Leon O Moulder JRDirector, Chief Executive Officer | Purchase | 25,000 | $18.02 | $450.5K | 1,751,039(I) | View → |
| Mar 31, 2026 | Apr 2 9:02 PM | Hongbo LuDirector | Purchase | 3,768 | $18.63 | $70.2K | 426,736(I) | View → |
| Mar 31, 2026 | Apr 1 8:30 PM | Fairmount Funds Management LLCDirector | Purchase | 150,000 | $20.00 | $3.0M | 2,359,025(I) | View → |
| Mar 31, 2026 | Apr 1 12:14 AM | Leon O Moulder JRDirector, Chief Executive Officer | Purchase | 34,000 | $19.31 | $656.5K | 1,726,039(I) | View → |
| Mar 30, 2026 | Apr 1 12:14 AM | Leon O Moulder JRDirector, Chief Executive Officer | Purchase | 20,000 | $18.23 | $364.6K | 1,692,039(I) | View → |
| Mar 31, 2026 | Mar 31 9:00 PM | Hongbo LuDirector | Purchase | 75,000 | $20.00 | $1.5M | 422,968(I) | View → |
| Feb 11, 2026 | Feb 13 10:35 PM | Hongbo LuDirector | Purchase | 25,985 | $22.50 | $584.7K | 347,968(I) | View → |
| Feb 13, 2026 | Feb 13 10:06 PM | Patricia L AllenDirector | Purchase | 4,160 | $26.36 | $109.7K | 19,860(D) | View → |
| Feb 12, 2026 | Feb 13 10:06 PM | Patricia L AllenDirector | Purchase | 15,700 | $24.85 | $390.1K | 15,700(D) | View → |
| Feb 2, 2026 | Feb 3 9:30 PM | Leon O Moulder JRDirector, Chief Executive Officer | Purchase | 57,000 | $17.96 | $1.0M | 423,155(D) | View → |
Stock Options & Derivatives
| Txn Date | Accepted | Insider | Type | Shares | Exercise Price | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|
| Jun 15, 2026 | Jun 17 10:09 PM | Jason Raleigh NunnDirector | Grant/Award | 18,500 | $18.71 | 18,500(D) | View → |
| Jun 15, 2026 | Jun 17 10:03 PM | Hongbo LuDirector | Grant/Award | 18,500 | $18.71 | 18,500(D) | View → |
| Jun 15, 2026 | Jun 17 10:02 PM | Leon O Moulder JRDirector, Chief Executive Officer | Grant/Award | 500,000 | $18.71 | 500,000(D) | View → |
| Jun 15, 2026 | Jun 17 10:02 PM | John J OrloffDirector | Grant/Award | 18,500 | $18.71 | 18,500(D) | View → |
| Jun 15, 2026 | Jun 17 10:02 PM | Moltke Lisa VonHead of Research and Development and Chief Medical Officer | Grant/Award | 150,000 | $18.71 | 150,000(D) | View → |
| Jun 15, 2026 | Jun 17 10:01 PM | Patricia L AllenDirector | Grant/Award | 18,500 | $18.71 | 18,500(D) | View → |
| Jun 15, 2026 | Jun 17 10:01 PM | James P BoylanDirector | Grant/Award | 18,500 | $18.71 | 18,500(D) | View → |
| Jun 15, 2026 | Jun 17 10:00 PM | Patrick G EnrightDirector | Grant/Award | 18,500 | $18.71 | 18,500(D) | View → |
| Jun 15, 2026 | Jun 17 10:00 PM | Joseph L FarmerPresident and Chief Operating Officer | Grant/Award | 175,000 | $18.71 | 175,000(D) | View → |
| Jun 15, 2026 | Jun 17 10:00 PM | Jennifer A. FoxChief Business Officer and Chief Financial Officer | Grant/Award | 125,000 | $18.71 | 125,000(D) | View → |