How many institutions held STRO - Sutro Biopharma, Inc. - Common Stock, $0.001 par value per share in Q2 2023?

119 institutional investors reported STRO - Sutro Biopharma, Inc. - Common Stock, $0.001 par value per share for Q2 2023. Use the holders table for investor-level position and value details.

Sutro Biopharma, Inc. - Common Stock, $0.001 par value per share (STRO)

Q: What does CUSIP 869367102 represent in this 13F holders report?

CUSIP 869367102 is the security identifier for STRO - Sutro Biopharma, Inc. - Common Stock, $0.001 par value per share used to aggregate holder disclosures.

CUSIP: 869367102

Q2 2023 13F Holders as of 30 Jun 2023

Security type / class: Equity / Common Stock, $0.001 par value per share
Total 13F shares: 54,105,078
Total 13F value: $251,585,717
Share change: +462,025
Put/Call ratio: 35%
SEC-reported price per share: $4.65
Number of holders: 119
Value change: +$2,181,872
Number of buys: 63
Number of sells: 50
Shares outstanding: 16,607,375

Security key

869367102

Report period

Q2 2023

Institutions

119

Top holders

STRO full security history Ownership snapshot Full 13F holder table Newer quarter: Q4 2025 SUTRO BIOPHARMA, INC. SEC filings SUTRO BIOPHARMA, INC. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 869367102

Newer quarter: Q4 2025

Recent filing periods:

Q3 2026 Q2 2026 Q1 2026 Q4 2025

Ownership snapshot

Top reported holders of STRO - Sutro Biopharma, Inc. - Common Stock, $0.001 par value per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

MONTANOVA CAPITAL, LLC

Disclosed value leader

MONTANOVA CAPITAL, LLC

Comparable rows

0/15

Latest evidence

31 Mar 2023

13F Highest disclosed value: $26,283,577 15 rows are not safely comparable across share classes. Showing 1-6 of 15 holder rows.

Quick read

MONTANOVA CAPITAL, LLC has the largest disclosed position value at $26.28M.

0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens MONTANOVA CAPITAL, LLC's linked filing trail.

Disclosed position value Top 5

MONTANOVA CAPITAL, LLC $26.28M

BlackRock Finance, Inc. $23.2M

Rubric Capital Management LP $20.15M

BVF INC/IL $15.47M

STATE STREET CORP $13.5M

Value bars compare disclosed positions; verify each figure against the linked filing evidence.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
MONTANOVA CAPITAL, LLC	13F Company 13F	— denominator unverified	$26,283,577 5,689,086 shares	—	31 Mar 2023
BlackRock Finance, Inc.	13F Company 13F	— denominator unverified	$23,196,202 5,020,823 shares	—	31 Mar 2023
Rubric Capital Management LP	13F Company 13F	— denominator unverified	$20,145,450 4,360,487 shares	—	31 Mar 2023
BVF INC/IL	13F Company 13F	— denominator unverified	$15,467,511 3,347,946 shares	—	31 Mar 2023
STATE STREET CORP	13F Company 13F	— denominator unverified	$13,502,929 2,922,712 shares	—	31 Mar 2023
FRANKLIN TEMPLETON INC	13F Company 13F	— denominator unverified	$13,110,955 2,837,869 shares	—	31 Mar 2023

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q2 2023

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

119

54,105,078

Rows available

119

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q2 2023 vs Q2 2026 Across Filers

Q2 2026 holders

Q2 2023 holders

119

Holder diff

116

Investor	Q2 2026 Shares	Q2 2023 Shares	Share Diff	Share Chg %	Q2 2026 value	Q2 2023 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend