Affinity Asset Advisors, LLC

Holdings History for Sutro Biopharma, Inc. - Common Stock, $0.001 par value (STRO)

Symbol: STRO on Nasdaq
Investment type: Equity / Common Stock, $0.001 par value
Latest Disclosed Shares Owned: 6,583,772 shares
Security Ownership %: 7.8%

Shares, Excluding Options vs Price

Value, Excluding Options

Affinity Healthcare Fund, LP ownership in Sutro Biopharma, Inc. Common Stock, $0.001 par value (STRO)

23 Oct 2025 - Affinity Healthcare Fund, LP has filed an SCHEDULE 13G form with the Securities and Exchange Commission (SEC) disclosing ownership of 6,583,772 shares of Sutro Biopharma, Inc. Common Stock, $0.001 par value (STRO). This represents 7.8% ownership of the company. This is the first filing by Affinity Asset Advisors, LLC disclosing ownership of Sutro Biopharma, Inc. Common Stock, $0.001 par value (STRO).

Reporting Name	Ownership %	Change	Value $	Shares owned	Change	Activity %	Price	Form	Report date	Filing time
Affinity Healthcare Fund, LP	7.8%		$5,717,348	6,583,772			$0.87	13G	16 Oct 2025	23 Oct 2025, 16:07

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
31 Dec 2025		-0.06%	$0	0	-752,722	-100%	$11.57	Q4 2025
30 Sep 2025	0.06%	0%	$653,664	752,722	0		$0.87	Q3 2025
30 Jun 2025	0.08%	0%	$537,368	752,722	0		$0.71	Q2 2025
31 Mar 2025	0.08%	+0.08%	$489,721	752,722	+752,722	NEW	$0.65	Q1 2025
30 Jun 2021		-0.89%	$0	0	-80,000	-100%	$11.57	Q2 2021
31 Mar 2021	0.89%	-1.3%	$1,821,000	80,000	-120,000	-60%	$22.76	Q1 2021
31 Dec 2020	2.7%	0%	$4,342,000	200,000	0		$21.71	Q4 2020

* 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.