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 Zenas BioPharma, 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 |
|---|---|---|---|---|---|
May 18, 2026 MOULDER LEON O JR |
MOULDER LEON O JR
CEO
|
Buy |
60,000 | $16.88 | 60,000 $16.88 $1,012,800 |
Apr 29, 2026 MOULDER LEON O JR |
MOULDER LEON O JR
CEO
|
Buy |
35,000 | $17.62 | 35,000 $17.62 $616,700 |
Apr 28, 2026 MOULDER LEON O JR |
MOULDER LEON O JR
CEO
|
Buy |
25,000 | $18.02 | 25,000 $18.02 $450,500 |
Mar 31, 2026 Lu Hongbo |
Lu Hongbo
|
Buy |
75,000 | $20.00 | 75,000 $20.00 $1,500,000 |
Mar 31, 2026 Fairmount Funds Management LLC |
Fairmount Funds Management LLC
|
Buy |
150,000 | $20.00 | 150,000 $20.00 $3,000,000 |
Mar 31, 2026 MOULDER LEON O JR |
MOULDER LEON O JR
CEO
|
Buy |
34,000 | $19.31 | 34,000 $19.31 $656,540 |
Mar 31, 2026 Lu Hongbo |
Lu Hongbo
|
Buy |
3,768 | $18.63 | 3,768 $18.63 $70,198 |
Mar 30, 2026 MOULDER LEON O JR |
MOULDER LEON O JR
CEO
|
Buy |
20,000 | $18.23 | 20,000 $18.23 $364,600 |
Feb 13, 2026 Allen Patricia L |
Allen Patricia L
|
Buy |
4,160 | $26.36 | 4,160 $26.36 $109,658 |
Feb 12, 2026 Allen Patricia L |
Allen Patricia L
|
Buy |
5,000 | $26.50 | 5,000 $26.50 $132,500 |
Feb 12, 2026 Allen Patricia L |
Allen Patricia L
|
Buy |
5,700 | $24.34 | 5,700 $24.34 $138,738 |
Feb 12, 2026 Allen Patricia L |
Allen Patricia L
|
Buy |
5,000 | $23.77 | 5,000 $23.77 $118,850 |
Feb 11, 2026 Lu Hongbo |
Lu Hongbo
|
Buy |
25,985 | $22.50 | 25,985 $22.50 $584,663 |
Feb 02, 2026 MOULDER LEON O JR |
MOULDER LEON O JR
CEO
|
Buy |
57,000 | $17.96 | 57,000 $17.96 $1,023,720 |
Jan 09, 2026 MOULDER LEON O JR |
MOULDER LEON O JR
CEO
|
Buy |
20,000 | $16.55 | 20,000 $16.55 $331,000 |
Jan 08, 2026 MOULDER LEON O JR |
MOULDER LEON O JR
CEO
|
Buy |
30,000 | $16.30 | 30,000 $16.30 $489,000 |
Jan 07, 2026 MOULDER LEON O JR |
MOULDER LEON O JR
CEO
|
Buy |
50,000 | $16.38 | 50,000 $16.38 $819,000 |
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 |
|---|---|---|---|---|---|
Oct 09, 2025 SR ONE CAPITAL MANAGEMENT, LLC |
SR ONE CAPITAL MANAGEMENT, LLC
|
Buy |
63,157 | $19.00 | 63,157 $19.00 $1,199,983 |
Oct 09, 2025 SR ONE CAPITAL MANAGEMENT, LLC |
SR ONE CAPITAL MANAGEMENT, LLC
|
Buy |
63,158 | $19.00 | 63,158 $19.00 $1,200,002 |
Oct 09, 2025 ENRIGHT PATRICK G |
ENRIGHT PATRICK G
|
Buy |
105,265 | $19.00 | 105,265 $19.00 $2,000,035 |
Oct 09, 2025 ENRIGHT PATRICK G |
ENRIGHT PATRICK G
|
Buy |
11,990 | $20.85 | 11,990 $20.85 $249,992 |
Oct 09, 2025 Nunn Jason Raleigh |
Nunn Jason Raleigh
|
Buy |
63,158 | $19.00 | 63,158 $19.00 $1,200,002 |
Oct 07, 2025 Fairmount Funds Management LLC |
Fairmount Funds Management LLC
|
Buy |
316,219 | $19.00 | 316,219 $19.00 $6,008,161 |
Oct 07, 2025 MOULDER LEON O JR |
MOULDER LEON O JR
See Remarks
|
Buy |
36,928 | $20.85 | 36,928 $20.85 $769,949 |
Oct 07, 2025 Lu Hongbo |
Lu Hongbo
|
Buy |
263,160 | $19.00 | 263,160 $19.00 $5,000,040 |
Dec 04, 2024 MOULDER LEON O JR |
MOULDER LEON O JR
CEO
|
Buy |
45,000 | $9.98 | 45,000 $9.98 $449,100 |
Dec 03, 2024 MOULDER LEON O JR |
MOULDER LEON O JR
CEO
|
Buy |
25,000 | $10.76 | 25,000 $10.76 $269,000 |
Nov 19, 2024 MOULDER LEON O JR |
MOULDER LEON O JR
CEO
|
Buy |
2,500 | $14.57 | 2,500 $14.57 $36,425 |
Nov 18, 2024 MOULDER LEON O JR |
MOULDER LEON O JR
CEO
|
Buy |
7,500 | $15.00 | 7,500 $15.00 $112,500 |
Sep 20, 2024 MOULDER LEON O JR |
MOULDER LEON O JR
CEO
|
Buy |
2,367 | $17.88 | 2,367 $17.88 $42,322 |
Sep 20, 2024 MOULDER LEON O JR |
MOULDER LEON O JR
CEO
|
Buy |
2,633 | $18.97 | 2,633 $18.97 $49,948 |
Sep 19, 2024 MOULDER LEON O JR |
MOULDER LEON O JR
CEO
|
Buy |
5,000 | $17.89 | 5,000 $17.89 $89,450 |
Sep 18, 2024 MOULDER LEON O JR |
MOULDER LEON O JR
CEO
|
Buy |
10,000 | $17.91 | 10,000 $17.91 $179,100 |
Sep 16, 2024 SR ONE CAPITAL MANAGEMENT, LLC |
SR ONE CAPITAL MANAGEMENT, LLC
|
Buy |
1,352,942 | $17.00 | 1,352,942 $17.00 $23,000,014 |
Sep 16, 2024 SR ONE CAPITAL MANAGEMENT, LLC |
SR ONE CAPITAL MANAGEMENT, LLC
|
Buy |
441,176 | $17.00 | 441,176 $17.00 $7,499,992 |
Sep 16, 2024 SR ONE CAPITAL MANAGEMENT, LLC |
SR ONE CAPITAL MANAGEMENT, LLC
|
Buy |
441,176 | $17.00 | 441,176 $17.00 $7,499,992 |
Sep 16, 2024 Enavate Sciences GP, LLC |
Enavate Sciences GP, LLC
|
Buy |
882,353 | $17.00 | 882,353 $17.00 $15,000,001 |
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