Insider Trading disclosures for 89bio Inc

The latest disclosure was made by Quoc Le-Nguyen in 89bio Inc where a trade of 15,329 Common Stock done at an average price of $6.0 was reported to US exchanges on April 15, 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).

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Client Name	Client Category	Action	Reported to Exchange	Quantity	Post Transaction Holding	Traded %	Avg. Price	Value	Security Type
Quoc Le-Nguyen	See Remarks	Sale of securities on an exchange or to another person at price $ 5.95 per share.	15 Apr 2025	15,329	328,323 (2%)	0%	6.0	91,208	Common Stock
Rohan Palekar	Director, Chief Executive Officer	Payment of exercise price or tax liability using portion of securities received from the company at price $ 10.57 per share.	17 Feb 2025	3,249	862,240 (6%)	0%	10.6	34,342	Common Stock
Ryan Martins	Chief Financial Officer	Payment of exercise price or tax liability using portion of securities received from the company at price $ 10.57 per share.	17 Feb 2025	780	269,674 (1%)	0%	10.6	8,245	Common Stock
Rohan Palekar	Director, Chief Executive Officer	Payment of exercise price or tax liability using portion of securities received from the company at price $ 11.41 per share.	09 Feb 2025	8,946	864,692 (6%)	0%	11.4	102,074	Common Stock
Ryan Martins	Chief Financial Officer	Payment of exercise price or tax liability using portion of securities received from the company at price $ 11.41 per share.	09 Feb 2025	3,828	270,454 (1%)	0%	11.4	43,677	Common Stock
Quoc Le-Nguyen	See Remarks	Payment of exercise price or tax liability using portion of securities received from the company at price $ 11.41 per share.	09 Feb 2025	3,793	344,702 (2%)	0%	11.4	43,278	Common Stock
Kathleen D. Laporte	Director	Grant, award, or other acquisition of securities at price $ 0.00 per share.	03 Feb 2025	56,400	56,400	-		-	Stock Option (Right to Buy)
Lota S. Zoth	Director	Grant, award, or other acquisition of securities at price $ 0.00 per share.	03 Feb 2025	56,400	56,400	-		-	Stock Option (Right to Buy)
Martin Babler	Director	Grant, award, or other acquisition of securities at price $ 0.00 per share.	03 Feb 2025	56,400	56,400	-		-	Stock Option (Right to Buy)
Steven M. Altschuler	Director	Grant, award, or other acquisition of securities at price $ 0.00 per share.	03 Feb 2025	56,400	56,400	-		-	Stock Option (Right to Buy)
Michael Hayden	Director	Grant, award, or other acquisition of securities at price $ 0.00 per share.	03 Feb 2025	56,400	56,400	-		-	Stock Option (Right to Buy)
Charles A. McWherter	Director	Grant, award, or other acquisition of securities at price $ 0.00 per share.	03 Feb 2025	56,400	56,400	-		-	Stock Option (Right to Buy)
Derek DiRocco	Director	Grant, award, or other acquisition of securities at price $ 0.00 per share.	03 Feb 2025	56,400	56,400	-		-	Stock Option (Right to Buy)
Edward Morrow Atkinson	Director	Grant, award, or other acquisition of securities at price $ 0.00 per share.	03 Feb 2025	56,400	56,400	-		-	Stock Option (Right to Buy)
Francis W. Sarena	Chief Operating Officer	Grant, award, or other acquisition of securities at price $ 0.00 per share.	01 Feb 2025	215,000	215,000	-		-	Stock Option (Right to Buy)
Francis W. Sarena	Chief Operating Officer	Grant, award, or other acquisition of securities at price $ 0.00 per share.	01 Feb 2025	53,750	78,750 (0%)	0%		0	Common Stock
Rohan Palekar	Director, Chief Executive Officer	Grant, award, or other acquisition of securities at price $ 0.00 per share.	01 Feb 2025	848,000	848,000	-		-	Stock Option (Right to Buy)
Rohan Palekar	Director, Chief Executive Officer	Grant, award, or other acquisition of securities at price $ 0.00 per share.	01 Feb 2025	212,000	683,236 (4%)	1%		0	Common Stock
Rohan Palekar	Director, Chief Executive Officer	Grant, award, or other acquisition of securities at price $ 0.00 per share.	01 Feb 2025	200,000	883,236 (6%)	1%		0	Common Stock
Rohan Palekar	Director, Chief Executive Officer	Payment of exercise price or tax liability using portion of securities received from the company at price $ 9.60 per share.	01 Feb 2025	9,598	873,638 (6%)	0%	9.6	92,141	Common Stock
Ryan Martins	Chief Financial Officer	Grant, award, or other acquisition of securities at price $ 0.00 per share.	01 Feb 2025	300,000	300,000	-		-	Stock Option (Right to Buy)
Ryan Martins	Chief Financial Officer	Grant, award, or other acquisition of securities at price $ 0.00 per share.	01 Feb 2025	80,000	277,620 (2%)	0%		0	Common Stock
Ryan Martins	Chief Financial Officer	Payment of exercise price or tax liability using portion of securities received from the company at price $ 9.60 per share.	01 Feb 2025	3,338	274,282 (1%)	0%	9.6	32,045	Common Stock
Quoc Le-Nguyen	See Remarks	Grant, award, or other acquisition of securities at price $ 0.00 per share.	01 Feb 2025	80,000	351,833 (2%)	0%		0	Common Stock
Quoc Le-Nguyen	See Remarks	Payment of exercise price or tax liability using portion of securities received from the company at price $ 9.60 per share.	01 Feb 2025	3,338	348,495 (2%)	0%	9.6	32,045	Common Stock
Quoc Le-Nguyen	See Remarks	Grant, award, or other acquisition of securities at price $ 0.00 per share.	01 Feb 2025	320,000	320,000	-		-	Stock Option (Right to Buy)
Charles A. McWherter	Director	Purchase of securities on an exchange or from another person at price $ 6.55 per share.	21 Jan 2025	5,000	15,000 (0%)	0%	6.6	32,750	Common Stock
Charles A. McWherter	Director	Purchase of securities on an exchange or from another person at price $ 6.71 per share.	21 Jan 2025	10,000	25,000 (0%)	0%	6.7	67,100	Common Stock
Quoc Le-Nguyen	See Remarks	Sale of securities on an exchange or to another person at price $ 6.49 per share.	15 Jan 2025	10,963	271,833 (1%)	0%	6.5	71,150	Common Stock
Le-Nguyen Quoc	See Remarks	Grant, award, or other acquisition of securities at price $ 0.00 per share.	12 Dec 2024	95,000	282,796 (2%)	0%		0	Common Stock
Ryan Martins	Chief Financial Officer	Grant, award, or other acquisition of securities at price $ 0.00 per share.	12 Dec 2024	95,000	197,620 (1%)	0%		0	Common Stock
Rohan Palekar	Director, Chief Executive Officer	Purchase of securities on an exchange or from another person at price $ 7.89 per share.	06 Dec 2024	5,000	471,236 (3%)	0%	7.9	39,450	Common Stock
Charles A. McWherter	Director	Purchase of securities on an exchange or from another person at price $ 8.00 per share.	05 Dec 2024	10,000	10,000 (0%)	0%	8	80,000	Common Stock
Rohan Palekar	Director, Chief Executive Officer	Purchase of securities on an exchange or from another person at price $ 8.35 per share.	22 Nov 2024	10,000	466,236 (3%)	0%	8.4	83,500	Common Stock
Quoc Le-Nguyen	See Remarks	Sale of securities on an exchange or to another person at price $ 8.12 per share.	30 Oct 2024	27,955	187,796 (1%)	0%	8.1	226,995	Common Stock
Ryan Martins	Chief Financial Officer	Payment of exercise price or tax liability using portion of securities received from the company at price $ 8.46 per share.	09 Sep 2024	3,212	102,620 (0%)	0%	8.5	27,174	Common Stock
Quoc Le-Nguyen	See Remarks	Payment of exercise price or tax liability using portion of securities received from the company at price $ 8.46 per share.	09 Sep 2024	5,352	215,751 (1%)	0%	8.5	45,278	Common Stock
Rohan Palekar	Director, Chief Executive Officer	Payment of exercise price or tax liability using portion of securities received from the company at price $ 8.04 per share.	17 Aug 2024	4,601	456,236 (3%)	0%	8.0	36,992	Common Stock
Ryan Martins	Chief Financial Officer	Payment of exercise price or tax liability using portion of securities received from the company at price $ 8.04 per share.	17 Aug 2024	777	105,832 (0%)	0%	8.0	6,247	Common Stock
Quoc Le-Nguyen	See Remarks	Payment of exercise price or tax liability using portion of securities received from the company at price $ 8.04 per share.	17 Aug 2024	1,046	221,103 (1%)	0%	8.0	8,410	Common Stock
Charles A. McWherter	Director	Grant, award, or other acquisition of securities at price $ 0.00 per share.	05 Aug 2024	67,700	67,700	-		-	Stock Option (Right to Buy)
Francis W. Sarena	Chief Operating Officer	Grant, award, or other acquisition of securities at price $ 0.00 per share.	05 Aug 2024	350,000	350,000	-		-	Stock Option (Right to Buy)
Francis W. Sarena	Chief Operating Officer	Grant, award, or other acquisition of securities at price $ 0.00 per share.	05 Aug 2024	25,000	25,000 (0%)	0%		0	Common Stock
Martin Babler	Director	Grant, award, or other acquisition of securities at price $ 0.00 per share.	02 May 2024	67,700	67,700	-		-	Stock Option (Right to Buy)
Quoc Le-Nguyen	See Remarks	Grant, award, or other acquisition of securities at price $ 0.00 per share.	02 Apr 2024	6,000	6,000 (0%)	0%		0	Common Stock
Quoc Le-Nguyen	See Remarks	Grant, award, or other acquisition of securities at price $ 9.60 per share.	02 Apr 2024	8,750	14,750 (0%)	0%	9.6	84,000	Common Stock
Quoc Le-Nguyen	See Remarks	Payment of exercise price or tax liability using portion of securities received from the company at price $ 10.57 per share.	02 Apr 2024	1,050	343,652 (2%)	0%	10.6	11,099	Common Stock
Quoc Le-Nguyen	See Remarks	Grant, award, or other acquisition of securities at price $ 0.00 per share.	02 Apr 2024	26,400	26,400	-		-	Stock Option (Right to Buy)
Quoc Le-Nguyen	See Remarks	Grant, award, or other acquisition of securities at price $ 0.00 per share.	02 Apr 2024	17,500	17,500	-		-	Stock Option (Right to Buy)
Rohan Palekar	Director, Chief Executive Officer	Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share.	01 Apr 2024	25,000	120,231	-		-	Stock Option (Right to Buy)

Showing 1 to 50 of 307 entries

*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

41.72% Fall from 52W High

Insider Trading disclosures for 89bio Inc

The latest disclosure was made by Quoc Le-Nguyen in 89bio Inc where a trade of 15,329 Common Stock done at an average price of $6.0 was reported to US exchanges on April 15, 2025.

Screeners based on Insider Trading and SAST parameters