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  2. SECTOR : PHARMA & BIOTECH
  3. INDUSTRY : BIOTECH
  4. ZENAS BIOPHARMA INC.
Zenas Biopharma Inc. XNAS: ZBIO
35.00 -0.66 (-1.85%)
284.5K
XNAS Volume

XNAS 14 Nov, 2025 4:30 PM (EST)

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The next board meeting for Zenas Biopharma Inc. is on 18 Nov 2025 for the purpose of Jefferies Global Healthcare Conference See details


Insider Trading disclosures for Zenas Biopharma Inc.

The latest disclosure was made by Jake R. Nunn in Zenas Biopharma Inc. where a trade of 63,158 Common Stock done at an average price of $19 was reported to US exchanges on Oct. 9, 2025.

Insider trading is the trading of a company’s securities by individuals with access to confidential or material non-public information about the company. A company is required to report trading by corporate officers, directors, or other company members with significant access to privileged information to the Securities and Exchange Commission (SEC).

Client Name Client Category Action Reported to Exchange Quantity Post Transaction Holding Traded % Avg. Price Value Security Type
Jake R. Nunn Director Purchase of securities on an exchange or from another person at price $ 19.00 per share. 09 Oct 2025 63,158 1,173,395 - 19 1,200,002 Common Stock
Patrick G. Enright Director Purchase of securities on an exchange or from another person at price $ 19.00 per share. 09 Oct 2025 105,265 1,832,669 - 19 2,000,035 Common Stock
Patrick G. Enright Director Purchase of securities on an exchange or from another person at price $ 20.85 per share. 09 Oct 2025 11,990 11,990 - 20.9 249,992 Common Stock
Leon Oliver Moulder Director, See Remarks Purchase of securities on an exchange or from another person at price $ 20.85 per share. 07 Oct 2025 36,928 36,928 - 20.9 769,949 Common Stock
John J. Orloff Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 10 Jun 2025 18,500 18,500 - - Stock Option (Right to Buy)
James P. Boylan Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 10 Jun 2025 18,500 18,500 - - Stock Option (Right to Buy)
Jennifer A. Fox See Remarks Grant, award, or other acquisition of securities at price $ 0.00 per share. 10 Jun 2025 150,000 150,000 - - Stock Option (Right to Buy)
Hongbo Lu Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 10 Jun 2025 18,500 18,500 - - Stock Option (Right to Buy)
Orlando Oliveira See Remarks Grant, award, or other acquisition of securities at price $ 0.00 per share. 10 Jun 2025 100,000 100,000 - - Stock Option (Right to Buy)
Jake R. Nunn Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 10 Jun 2025 18,500 18,500 - - Stock Option (Right to Buy)
Patrick G. Enright Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 10 Jun 2025 18,500 18,500 - - Stock Option (Right to Buy)
Patricia L. Allen Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 10 Jun 2025 18,500 18,500 - - Stock Option (Right to Buy)
Leon Oliver Moulder Director, See Remarks Grant, award, or other acquisition of securities at price $ 0.00 per share. 10 Jun 2025 400,000 400,000 - - Stock Option (Right to Buy)
Joseph Farmer See Remarks Grant, award, or other acquisition of securities at price $ 0.00 per share. 10 Jun 2025 175,000 175,000 - - Stock Option (Right to Buy)
Lisa von Moltke See Remarks Grant, award, or other acquisition of securities at price $ 0.00 per share. 15 Apr 2025 400,000 400,000 - - Stock Option (Right to Buy)
Leon Moulder Oliver Director, Chief Executive Officer Purchase of securities on an exchange or from another person at price $ 6.67 per share. 18 Feb 2025 25,000 266,155 - 6.7 166,750 Common Stock
Ting Xiao Director Purchase of securities on an exchange or from another person at price $ 7.76 per share. 07 Feb 2025 10,000 47,000 - 7.8 77,600 Common Stock
Ting Xiao Director Purchase of securities on an exchange or from another person at price $ 7.76 per share. 07 Feb 2025 10,000 10,000 - 7.8 77,600 Common Stock
Orlando Oliveira Chief Commercial Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 16 Dec 2024 7,775 7,775 - - Stock Option (Right to Buy)
Jennifer A. Fox See Remarks Grant, award, or other acquisition of securities at price $ 0.00 per share. 16 Dec 2024 8,125 8,125 - - Stock Option (Right to Buy)
Oliver Director, Chief Executive Officer Purchase of securities on an exchange or from another person at price $ 9.98 per share. 03 Dec 2024 45,000 241,155 - 10.0 449,100 Common Stock
Oliver Director, Chief Executive Officer Purchase of securities on an exchange or from another person at price $ 10.76 per share. 03 Dec 2024 25,000 196,155 - 10.8 269,000 Common Stock
Oliver Director, Chief Executive Officer Purchase of securities on an exchange or from another person at price $ 14.57 per share. 18 Nov 2024 2,500 171,155 - 14.6 36,425 Common Stock
Oliver Director, Chief Executive Officer Purchase of securities on an exchange or from another person at price $ 15.00 per share. 18 Nov 2024 7,500 168,655 - 15 112,500 Common Stock
Oliver Director, Chief Executive Officer Purchase of securities on an exchange or from another person at price $ 17.89 per share. 18 Sep 2024 5,000 1,667,039 - 17.9 89,450 Common Stock
Oliver Director, Chief Executive Officer Purchase of securities on an exchange or from another person at price $ 17.91 per share. 18 Sep 2024 10,000 1,662,039 - 17.9 179,100 Common Stock
Oliver Director, Chief Executive Officer Purchase of securities on an exchange or from another person at price $ 17.88 per share. 18 Sep 2024 2,367 1,669,406 - 17.9 42,322 Common Stock
Oliver Director, Chief Executive Officer Purchase of securities on an exchange or from another person at price $ 18.97 per share. 18 Sep 2024 2,633 1,672,039 - 19.0 49,948 Common Stock
Jake R. Nunn Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 16 Sep 2024 37,000 37,000 - - Stock Option (Right to Buy)
Jake R. Nunn Director Purchase of securities on an exchange or from another person at price $ 17.00 per share. 16 Sep 2024 441,176 1,110,237 - 17 7,499,992 Common Stock
Jake R. Nunn Director 16 Sep 2024 1,505,388 1,505,388 - - Common Stock
Jake R. Nunn Director 16 Sep 2024 669,061 669,061 - - Common Stock
Jake R. Nunn Director 16 Sep 2024 13,071,439 0 - - Series C Convertible Preferred Stock
Jake R. Nunn Director 16 Sep 2024 5,809,528 0 - - Series C Convertible Preferred Stock
Jake R. Nunn Director Purchase of securities on an exchange or from another person at price $ 17.00 per share. 16 Sep 2024 441,176 1,946,564 - 17 7,499,992 Common Stock
Hongbo Lu Director Purchase of securities on an exchange or from another person at price $ 19.00 per share. 13 Sep 2024 263,160 321,983 - 19 5,000,040 Common Stock
Hongbo Lu Director Purchase of securities on an exchange or from another person at price $ 17.00 per share. 13 Sep 2024 58,823 58,823 - 17 999,991 Common Stock
Hongbo Lu Director Purchase of securities on an exchange or from another person at price $ 17.00 per share. 13 Sep 2024 58,823 58,823 - 17 999,991 Common Stock
Patrick G. Enright Director Purchase of securities on an exchange or from another person at price $ 17.00 per share. 12 Sep 2024 440,000 774,530 - 17 7,480,000 Common Stock
Ting Xiao Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 12 Sep 2024 37,000 37,000 - - Stock Option (Right to Buy)
James P. Boylan Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 12 Sep 2024 37,000 37,000 - - Stock Option (Right to Buy)
Jennifer A. Fox See Remarks Grant, award, or other acquisition of securities at price $ 0.00 per share. 12 Sep 2024 155,000 155,000 - - Stock Option (Right to Buy)
Hongbo Lu Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 12 Sep 2024 37,000 37,000 - - Stock Option (Right to Buy)
Orlando Oliveira Chief Commercial Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 12 Sep 2024 410,000 410,000 - - Stock Option (Right to Buy)
John J. Orloff Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 12 Sep 2024 18,500 18,500 - - Stock Option (Right to Buy)
Patrick G. Enright Director 12 Sep 2024 8,714,293 0 - - Series C Convertible Preferred Stock
Patrick G. Enright Director 12 Sep 2024 2,904,764 0 - - Series C Convertible Preferred Stock
Patrick G. Enright Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 12 Sep 2024 37,000 37,000 - - Stock Option (Right to Buy)
Patrick G. Enright Director 12 Sep 2024 334,530 334,530 - - Common Stock
Patrick G. Enright Director 12 Sep 2024 723,812 723,812 - - Common Stock
Patrick G. Enright Director 12 Sep 2024 6,284,933 0 - - Series B Convertible Preferred Stock
Patrick G. Enright Director 12 Sep 2024 1,003,592 1,727,404 - - Common Stock
Patricia L. Allen Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 12 Sep 2024 18,500 18,500 - - Stock Option (Right to Buy)
Oliver Director, Chief Executive Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 12 Sep 2024 1,486,000 1,486,000 - - Stock Option (Right to Buy)
Oliver Director, Chief Executive Officer 12 Sep 2024 418,996 0 - - Series B Convertible Preferred Stock
Oliver Director, Chief Executive Officer 12 Sep 2024 3,230,268 0 - - Series B Convertible Preferred Stock
Oliver Director, Chief Executive Officer 12 Sep 2024 941,088 0 - - Series A Convertible Preferred Stock
Oliver Director, Chief Executive Officer 12 Sep 2024 1,428,571 0 - - Series Seed Convertible Preferred Stock
Oliver Director, Chief Executive Officer 12 Sep 2024 48,254 161,155 - - Common Stock
Oliver Director, Chief Executive Officer 12 Sep 2024 372,017 1,652,039 - - Common Stock
Oliver Director, Chief Executive Officer 12 Sep 2024 108,381 112,901 - - Common Stock
Oliver Director, Chief Executive Officer 12 Sep 2024 164,523 1,280,022 - - Common Stock
Joseph Farmer See Remarks Grant, award, or other acquisition of securities at price $ 0.00 per share. 12 Sep 2024 206,000 206,000 - - Stock Option (Right to Buy)
*All Values are in $ Million
Client Category: Promoter/ KMP/ Director / Immediate Relatives / Employee / etc  
Security Type: Share/ Warrants / Convertible Debentures
Data as reported to USA Exchanges
View All The Insider Trades disclosures