Zenas Bio Pharma, Inc. ZBIO
We take great care to ensure that the data presented and summarized in this overview for Zenas BioPharma, Inc. is accurate and up-to-date, based on a comprehensive analysis of 13F filing forms for institutional ownership and form 4 filings for insider transactions. Please note that this data may differ from other sources and should not be relied upon as the sole basis for investment decisions.
Latest Institutional Activity in ZBIO
Top Purchases
Top Sells
About ZBIO
Insider Transactions at ZBIO
Insider Transaction List
View all| Date | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
|---|---|---|---|---|---|
|
Jan 09
2026
|
Leon O Moulder Jr Chief Executive Officer |
BUY
Open market or private purchase
|
Direct |
20,000
+5.18%
|
$320,000
$16.55 P/Share
|
|
Jan 08
2026
|
Leon O Moulder Jr Chief Executive Officer |
BUY
Open market or private purchase
|
Direct |
30,000
+7.98%
|
$480,000
$16.3 P/Share
|
|
Jan 07
2026
|
Leon O Moulder Jr Chief Executive Officer |
BUY
Open market or private purchase
|
Direct |
50,000
+13.66%
|
$800,000
$16.38 P/Share
|
|
Oct 09
2025
|
Sr One Capital Management, LLC |
BUY
Open market or private purchase
|
Indirect |
126,315
+4.15%
|
$2,399,985
$19.0 P/Share
|
|
Oct 09
2025
|
Jason Raleigh Nunn |
BUY
Open market or private purchase
|
Indirect |
63,158
+5.11%
|
$1,200,002
$19.0 P/Share
|
|
Oct 09
2025
|
Patrick G Enright |
BUY
Open market or private purchase
|
Direct |
11,990
+50.0%
|
$239,800
$20.85 P/Share
|
|
Oct 09
2025
|
Patrick G Enright |
BUY
Open market or private purchase
|
Indirect |
105,265
+5.43%
|
$2,000,035
$19.0 P/Share
|
|
Oct 07
2025
|
Leon O Moulder Jr Chief Executive Officer |
BUY
Open market or private purchase
|
Indirect |
36,928
+50.0%
|
$738,560
$20.85 P/Share
|
|
Oct 07
2025
|
Fairmount Funds Management LLC Director |
BUY
Open market or private purchase
|
Indirect |
316,219
+12.52%
|
$6,008,161
$19.0 P/Share
|
|
Oct 07
2025
|
Lu Hongbo Director |
BUY
Open market or private purchase
|
Indirect |
263,160
+44.97%
|
$5,000,040
$19.0 P/Share
|
|
Feb 18
2025
|
Leon O Moulder Jr Chief Executive Officer |
BUY
Open market or private purchase
|
Direct |
25,000
+8.59%
|
$150,000
$6.67 P/Share
|
|
Feb 07
2025
|
Ting Xiao Director |
BUY
Open market or private purchase
|
Direct |
10,000
+17.54%
|
$70,000
$7.76 P/Share
|
|
Dec 04
2024
|
Leon O Moulder Jr Chief Executive Officer |
BUY
Open market or private purchase
|
Direct |
45,000
+15.73%
|
$405,000
$9.98 P/Share
|
|
Dec 03
2024
|
Leon O Moulder Jr Chief Executive Officer |
BUY
Open market or private purchase
|
Direct |
25,000
+11.3%
|
$250,000
$10.76 P/Share
|
|
Nov 19
2024
|
Leon O Moulder Jr Chief Executive Officer |
BUY
Open market or private purchase
|
Direct |
2,500
+1.44%
|
$35,000
$14.57 P/Share
|
|
Nov 18
2024
|
Leon O Moulder Jr Chief Executive Officer |
BUY
Open market or private purchase
|
Direct |
7,500
+4.26%
|
$112,500
$15.0 P/Share
|
|
Sep 20
2024
|
Leon O Moulder Jr Chief Executive Officer |
BUY
Open market or private purchase
|
Indirect |
5,000
+0.15%
|
$90,000
$18.42 P/Share
|
|
Sep 19
2024
|
Leon O Moulder Jr Chief Executive Officer |
BUY
Open market or private purchase
|
Indirect |
5,000
+0.3%
|
$85,000
$17.89 P/Share
|
|
Sep 18
2024
|
Leon O Moulder Jr Chief Executive Officer |
BUY
Open market or private purchase
|
Indirect |
10,000
+0.6%
|
$170,000
$17.91 P/Share
|
|
Sep 16
2024
|
Wellington Biomedical Innovation Master Investors (Cayman) I L.P. > 10% Shareholder |
BUY
Conversion of derivative security
|
Direct |
801,624
+37.06%
|
-
|
Last 12 Months Summary
Buy / Acquisition
1.06M
Shares
From
7
Insiders
| Open market or private purchase | 1.06M shares |
|---|
Sell / Disposition
0
Shares
From
0
Insiders