Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2025-10-09 Purchase | 2025-10-14 5:16 pm | Zenas BioPharma Inc. | ZBIO | Nunn Jason Raleigh Director | 63,158 | $19 | $1,200,002 | 3,119,959 (Indirect) | View |
| 2025-10-09 Purchase | 2025-10-14 5:14 pm | Zenas BioPharma Inc. | ZBIO | SR ONE CAPITAL MANAGEMENT LLC George Simeon 10% Owner | 126,315 | $19 | $2,399,985 | 3,864,459 (Indirect) | View |
| 2025-10-09 Purchase | 2025-10-14 08:59 am | Zenas BioPharma Inc. | ZBIO | ENRIGHT PATRICK G Director | 117,255 | $19.19 | $2,250,027 | 2,619,189 (Indirect Direct) | View |
| 2025-10-07 Purchase | 2025-10-09 5:24 pm | Zenas BioPharma Inc. | ZBIO | MOULDER LEON O JR See Remarks | 36,928 | $20.85 | $769,949 | 1,975,122 (Indirect Direct) | View |
| 2025-10-07 Purchase | 2025-10-09 4:15 pm | Zenas BioPharma Inc. | ZBIO | Fairmount Funds Management LLC Fairmount Healthcare Fund II L.P. Kiselak Tomas Harwin Peter Evan Director | 316,219 | $19 | $6,008,161 | 2,209,025 (Indirect) | View |
| 2024-09-13 Purchase | 2025-10-09 3:37 pm | Zenas BioPharma Inc. | ZBIO | Lu Hongbo Director | 321,983 | $18.63 | $6,000,031 | 321,983 (Indirect) | View |
| 2025-02-07 Purchase(A) | 2025-04-28 07:07 am | Zenas BioPharma Inc. | ZBIO | Xiao Ting Director | 10,000 | $7.76 | $77,600 | 10,000 (Direct) | View |
| 2025-02-18 Purchase | 2025-02-19 4:01 pm | Zenas BioPharma Inc. | ZBIO | MOULDER LEON O JR Chief Executive Officer | 25,000 | $6.67 | $166,750 | 1,938,194 (Indirect Direct) | View |
| 2025-02-07 Purchase | 2025-02-11 4:20 pm | Zenas BioPharma Inc. | ZBIO | Xiao Ting Director | 10,000 | $7.76 | $77,600 | 47,000 (Direct) | View |
| 2024-12-03 Purchase | 2024-12-04 9:03 pm | Zenas BioPharma Inc. | ZBIO | MOULDER LEON O JR Chief Executive Officer | 70,000 | $10.26 | $718,100 | 1,913,194 (Indirect Direct) | View |
| 2024-11-18 Purchase | 2024-11-20 5:20 pm | Zenas BioPharma Inc. | ZBIO | MOULDER LEON O JR Chief Executive Officer | 10,000 | $14.89 | $148,925 | 1,843,194 (Indirect Direct) | View |
| 2024-09-18 Purchase | 2024-09-20 6:34 pm | Zenas BioPharma Inc. | ZBIO | MOULDER LEON O JR Chief Executive Officer | 20,000 | $18.04 | $360,820 | 1,833,194 (Indirect Direct) | View |
| 2024-09-16 Purchase | 2024-09-18 4:15 pm | Zenas BioPharma Inc. | ZBIO | Enavate Sciences GP LLC Zebra Aggregator LP 10% Owner | 882,353 | $17 | $15,000,001 | 3,761,359 (Indirect) | View |
| 2024-09-16 Purchase(A) | 2024-09-17 8:56 pm | Zenas BioPharma Inc. | ZBIO | Fairmount Funds Management LLC Fairmount Healthcare Fund II L.P. Kiselak Tomas Harwin Peter Evan Director | 300,000 | $17 | $5,100,000 | 1,929,806 (Indirect) | View |
| 2024-09-13 Purchase | 2024-09-17 7:52 pm | Zenas BioPharma Inc. | ZBIO | Lu Hongbo Director | 58,823 | $17 | $999,991 | 58,823 (Indirect) | View |
| 2024-09-16 Purchase | 2024-09-16 8:57 pm | Zenas BioPharma Inc. | ZBIO | ENRIGHT PATRICK G Director | 440,000 | $17 | $7,480,000 | 811,530 (Indirect Direct) | View |
| 2024-09-16 Purchase | 2024-09-16 8:54 pm | Zenas BioPharma Inc. | ZBIO | Nunn Jason Raleigh Director | 882,352 | $17 | $14,999,984 | 1,147,237 (Indirect Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
Ownership | 2025-10-15 06:12 am | N/A N/A | Zenas BioPharma Inc. | ZBIO | InnoCare Pharma Inc. 10% Owner | 0 | $0 | 5,000,000 (Direct) | View |
| 2025-06-10 Option Award | 2025-06-12 4:58 pm | N/A 2035-06-10 | Zenas BioPharma Inc. | ZBIO | Nunn Jason Raleigh Director | 18,500 | $0 | 18,500 (Direct) | View |
| 2025-06-10 Option Award | 2025-06-12 4:38 pm | N/A 2035-06-10 | Zenas BioPharma Inc. | ZBIO | Fox Jennifer A. See Remarks | 150,000 | $0 | 150,000 (Direct) | View |
| 2025-06-10 Option Award | 2025-06-12 4:37 pm | N/A 2035-06-10 | Zenas BioPharma Inc. | ZBIO | Oliveira Orlando See Remarks | 100,000 | $0 | 100,000 (Direct) | View |
| 2025-06-10 Option Award | 2025-06-12 4:36 pm | N/A 2035-06-10 | Zenas BioPharma Inc. | ZBIO | Boylan James P Director | 18,500 | $0 | 18,500 (Direct) | View |
| 2025-06-10 Option Award | 2025-06-12 4:35 pm | N/A 2035-06-10 | Zenas BioPharma Inc. | ZBIO | Allen Patricia L Director | 18,500 | $0 | 18,500 (Direct) | View |
| 2025-06-10 Option Award | 2025-06-12 4:35 pm | N/A 2035-06-10 | Zenas BioPharma Inc. | ZBIO | Farmer Joseph L See Remarks | 175,000 | $0 | 175,000 (Direct) | View |
| 2025-06-10 Option Award | 2025-06-12 4:34 pm | N/A 2035-06-10 | Zenas BioPharma Inc. | ZBIO | Fairmount Funds Management LLC Fairmount Healthcare Fund II L.P. Kiselak Tomas Harwin Peter Evan Director | 18,500 | $0 | 18,500 (Indirect) | View |
| 2025-06-10 Option Award | 2025-06-12 4:33 pm | N/A 2035-06-10 | Zenas BioPharma Inc. | ZBIO | ENRIGHT PATRICK G Director | 18,500 | $0 | 18,500 (Direct) | View |
| 2025-06-10 Option Award | 2025-06-12 4:32 pm | N/A 2035-06-10 | Zenas BioPharma Inc. | ZBIO | ORLOFF JOHN J Director | 18,500 | $0 | 18,500 (Direct) | View |
| 2025-06-10 Option Award | 2025-06-12 4:31 pm | N/A 2035-06-10 | Zenas BioPharma Inc. | ZBIO | Lu Hongbo Director | 18,500 | $0 | 18,500 (Direct) | View |
| 2025-06-10 Option Award | 2025-06-12 4:30 pm | N/A 2035-06-10 | Zenas BioPharma Inc. | ZBIO | MOULDER LEON O JR See Remarks | 400,000 | $0 | 400,000 (Direct) | View |
| 2025-04-15 Option Award | 2025-04-17 4:01 pm | N/A 2035-04-14 | Zenas BioPharma Inc. | ZBIO | von Moltke Lisa See Remarks | 400,000 | $0 | 400,000 (Direct) | View |
| 2024-12-16 Option Award | 2024-12-18 4:31 pm | N/A 2034-12-15 | Zenas BioPharma Inc. | ZBIO | Fox Jennifer A. See Remarks | 8,125 | $0 | 8,125 (Direct) | View |
| 2024-12-16 Option Award | 2024-12-18 4:30 pm | N/A 2034-12-15 | Zenas BioPharma Inc. | ZBIO | Oliveira Orlando Chief Commercial Officer | 7,775 | $0 | 7,775 (Direct) | View |
| 2024-09-16 Conversion | 2024-09-18 5:16 pm | N/A N/A | Zenas BioPharma Inc. | ZBIO | Wellington Biomedical Innovation Master Investors (Cayman) I L.P. 10% Owner | 7,762,225 | $0 | 801,624 (Direct) | View |
| 2024-09-16 Conversion | 2024-09-18 4:15 pm | N/A N/A | Zenas BioPharma Inc. | ZBIO | Enavate Sciences GP LLC Zebra Aggregator LP 10% Owner | 27,877,716 | $0 | 3,761,359 (Indirect) | View |
| 2024-09-16 Conversion(A) | 2024-09-17 8:56 pm | N/A N/A | Zenas BioPharma Inc. | ZBIO | Fairmount Funds Management LLC Fairmount Healthcare Fund II L.P. Kiselak Tomas Harwin Peter Evan Director | 12,635,428 | $0 | 1,929,806 (Indirect) | View |
| 2024-09-12 Option Award(A) | 2024-09-17 8:56 pm | N/A 2034-09-11 | Zenas BioPharma Inc. | ZBIO | Fairmount Funds Management LLC Fairmount Healthcare Fund II L.P. Kiselak Tomas Harwin Peter Evan Director | 37,000 | $0 | 1,929,806 (Indirect) | View |
| 2024-09-16 Conversion(A) | 2024-09-17 8:54 pm | N/A N/A | Zenas BioPharma Inc. | ZBIO | MOULDER LEON O JR Chief Executive Officer | 6,712,098 | $0 | 3,299,194 (Indirect) | View |
| 2024-09-12 Option Award(A) | 2024-09-17 8:54 pm | N/A 2034-09-11 | Zenas BioPharma Inc. | ZBIO | MOULDER LEON O JR Chief Executive Officer | 1,486,000 | $0 | 3,299,194 (Direct) | View |
| 2024-09-12 Option Award | 2024-09-16 9:05 pm | N/A 2034-09-11 | Zenas BioPharma Inc. | ZBIO | ORLOFF JOHN J Director | 18,500 | $0 | 18,500 (Direct) | View |
| 2024-09-12 Option Award | 2024-09-16 9:03 pm | N/A 2034-09-11 | Zenas BioPharma Inc. | ZBIO | Xiao Ting Director | 37,000 | $0 | 37,000 (Direct) | View |
| 2024-09-12 Option Award | 2024-09-16 9:01 pm | N/A 2034-09-11 | Zenas BioPharma Inc. | ZBIO | Lu Hongbo Director | 37,000 | $0 | 37,000 (Direct) | View |
| 2024-09-12 Option Award | 2024-09-16 9:00 pm | N/A 2034-09-11 | Zenas BioPharma Inc. | ZBIO | Allen Patricia L Director | 18,500 | $0 | 18,500 (Direct) | View |
| 2024-09-16 Conversion | 2024-09-16 8:57 pm | N/A N/A | Zenas BioPharma Inc. | ZBIO | ENRIGHT PATRICK G Director | 19,965,924 | $0 | 811,530 (Indirect) | View |
| 2024-09-12 Option Award | 2024-09-16 8:57 pm | N/A 2034-09-11 | Zenas BioPharma Inc. | ZBIO | ENRIGHT PATRICK G Director | 37,000 | $0 | 811,530 (Direct) | View |
| 2024-09-12 Option Award | 2024-09-16 8:55 pm | N/A 2034-09-11 | Zenas BioPharma Inc. | ZBIO | Boylan James P Director | 37,000 | $0 | 37,000 (Direct) | View |
| 2024-09-16 Conversion | 2024-09-16 8:54 pm | N/A N/A | Zenas BioPharma Inc. | ZBIO | Nunn Jason Raleigh Director | 21,055,416 | $0 | 1,147,237 (Indirect) | View |
| 2024-09-12 Option Award | 2024-09-16 8:54 pm | N/A 2034-09-11 | Zenas BioPharma Inc. | ZBIO | Nunn Jason Raleigh Director | 37,000 | $0 | 1,147,237 (Direct) | View |