Rtw Investments, Lp

Holdings History for Milestone Pharmaceuticals Inc. - Common Shares, no par value per share (MIST)

Symbol: MIST on Nasdaq
Investment type: Equity / Common Shares, no par value per share
Latest Disclosed Ownership: 9.16M shares
Security Ownership: 9.9%

Shares, Excluding Options vs Price

Value, Excluding Options

RTW Investments, LP ownership in Milestone Pharmaceuticals Inc. Common Shares, no par value per share (MIST)

2025-11-14 - RTW Investments, LP has filed an SCHEDULE 13G/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 9.16M shares of Milestone Pharmaceuticals Inc. Common Shares, no par value per share (MIST). This represents 9.9% percent ownership of the company. In their previous filing dated 2025-02-14, RTW INVESTMENTS, LP had reported owning 5.64M shares, indicating an increase of 62.3% percent.

Reporting Name	Ownership %	Change	Value $	Shares owned	Change	Activity %	Price	Form	Report date	Filed at
RTW Investments, LP	9.9%	-0.9%	$18.3M	9.16M	+3,514,575	+62.3%	$2.00	13G/A	9/30/2025	14 Nov 2025 08:30:16
RTW Investments, LP	9.99%		$4.34M	5.64M			$0.77	13G/A	12/31/2024	14 Feb 2025 09:00:06

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
9/30/2025	0.06%		$5.01M	2.51M			$2.00	Q3 2025
6/30/2025	0.07%		$4.86M	2.51M			$1.94	Q2 2025
3/31/2025	0.03%		$2.01M	2.51M			$0.80	Q1 2025
12/31/2024	0.09%	-0.03%	$5.91M	2.51M	-750,000	-23%	$2.36	Q4 2024
9/30/2024	0.07%		$4.95M	3.26M			$1.52	Q3 2024
6/30/2024	0.07%		$4.3M	3.26M			$1.32	Q2 2024
3/31/2024	0.09%		$5.83M	3.26M			$1.79	Q1 2024
12/31/2023	0.08%		$5.44M	3.26M			$1.67	Q4 2023
9/30/2023	0.21%		$10.1M	3.26M			$3.10	Q3 2023
6/30/2023	0.18%		$9.28M	3.26M			$2.85	Q2 2023
3/31/2023	0.27%	-0.09%	$12.8M	3.26M	-1,059,000	-24.5%	$3.94	Q1 2023
12/31/2022	0.35%		$17.1M	4.32M			$3.96	Q4 2022
9/30/2022	0.91%		$39.7M	4.32M			$9.19	Q3 2022
6/30/2022	0.69%		$26.5M	4.32M			$6.15	Q2 2022
3/31/2022	0.57%		$27.7M	4.32M			$6.42	Q1 2022
12/31/2021	0.41%		$28.3M	4.32M			$6.55	Q4 2021
9/30/2021	0.37%		$24.6M	4.32M			$5.71	Q3 2021
6/30/2021	0.36%		$23.7M	4.32M			$5.50	Q2 2021
3/31/2021	0.39%		$25M	4.32M			$5.79	Q1 2021
12/31/2020	0.49%		$28.9M	4.32M			$6.70	Q4 2020
9/30/2020	0.76%		$31.6M	4.32M			$7.32	Q3 2020
6/30/2020	0.46%		$16.3M	4.32M			$3.78	Q2 2020
3/31/2020	0.34%	+0.03%	$7.94M	4.32M	+356,838	+9.02%	$1.84	Q1 2020
12/31/2019	2.41%	+0.27%	$63.4M	3.96M	+436,408	+12.4%	$16.01	Q4 2019
9/30/2019	3.8%		$63.8M	3.52M			$18.12	Q3 2019
6/30/2019	4.86%	+4.86%	$91M	3.52M	+3,521,856	NEW	$25.83	Q2 2019

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.