Pentwater Capital Management LP

Holdings History for Blueprint Medicines Corp - Common Stock, par value $0.001 per share (BPMC)

Symbol: BPMC
Investment type: Equity / Common Stock, par value $0.001 per share
Latest Disclosed Shares Owned: 3,900,000 shares
Security Ownership %: 6%

Shares, Excluding Options vs Price

Value, Excluding Options

Pentwater Capital Management LP ownership in Blueprint Medicines Corp Common Stock, par value $0.001 per share (BPMC)

14 Aug 2025 - Pentwater Capital Management LP has filed an SCHEDULE 13G form with the Securities and Exchange Commission (SEC) disclosing ownership of 3,900,000 shares of Blueprint Medicines Corp Common Stock, par value $0.001 per share (BPMC). This represents 6% ownership of the company. This is the first filing by Pentwater Capital Management LP disclosing ownership of Blueprint Medicines Corp Common Stock, par value $0.001 per share (BPMC).

Reporting Name	Ownership %	Change	Value $	Shares owned	Change	Activity %	Price	Form	Report date	Filing time
Pentwater Capital Management LP	6%		$501,345,000	3,900,000			$128.55	13G	30 Jun 2025	14 Aug 2025, 16:10

Holdings date	Option	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
30 Sep 2025			-6.4%	$0	0	-3,900,000	-100%	$114.22	Q3 2025
30 Jun 2025		6.4%	+6.4%	$499,902,000	3,900,000	+3,900,000	NEW	$128.18	Q2 2025

* 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.