Rapport Therapeutics, Inc. - Common Stock, $0.001 par value per share (RAPP)

Q: What does CUSIP 75383L102 represent in this 13F holders report?

CUSIP 75383L102 is the security identifier for RAPP - Rapport Therapeutics, Inc. - Common Stock, $0.001 par value per share used to aggregate holder disclosures.

Q: How many institutions held RAPP - Rapport Therapeutics, Inc. - Common Stock, $0.001 par value per share in Q2 2025?

81 institutional investors reported RAPP - Rapport Therapeutics, Inc. - Common Stock, $0.001 par value per share for Q2 2025. Use the holders table for investor-level position and value details.

CUSIP: 75383L102

Q2 2025 13F Holders as of 30 Jun 2025

Security type / class: Equity / Common Stock, $0.001 par value per share
Total 13F shares: 38,494,803
Total 13F value: $437,875,302
Share change: +391,478
SEC-reported price per share: $11.37
Number of holders: 81
Value change: +$4,896,059
Number of buys: 41
Number of sells: 28
Shares outstanding: 47,942,939

Security key

75383L102

Report period

Q2 2025

Institutions

Top holders

RAPP full security history Ownership snapshot Full 13F holder table Newer quarter: Q3 2026 Rapport Therapeutics, Inc. SEC filings Rapport Therapeutics, Inc. company facts

Broader feeds

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

Reporting periods

Holder history for CUSIP 75383L102

Newer quarter: Q3 2026

Recent filing periods:

Q3 2026

Ownership snapshot

Top reported holders of RAPP - Rapport Therapeutics, 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

ARCH Venture Partners XII...

Disclosed value leader

TRV GP V, LLC

Comparable rows

0/15

Latest evidence

31 Mar 2025

3/4/5 13F Highest disclosed value: $71,566,387 15 rows are not safely comparable across share classes. Showing 1-6 of 15 holder rows.

Quick read

TRV GP V, LLC has the largest disclosed position value at $71.57M.

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 TRV GP V, LLC's linked filing trail.

Disclosed position value Top 5

ARCH Venture Partners XII, LLC $37.21M

TRV GP V, LLC $71.57M

FMR LLC $55.03M

ARCH Venture Management, LLC $37.55M

Cormorant Asset Management, LP $29.5M

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
ARCH Venture Partners XII, LLC	3/4/5 10%+ Owner 3/4/5	— denominator unverified	$37,212,805 3,728,738 shares	—	10 Jun 2024
TRV GP V, LLC	13F Company 13F	— denominator unverified	$71,566,387 7,135,233 shares	—	31 Mar 2025
FMR LLC	13F Company 13F	— denominator unverified	$55,029,274 5,486,468 shares	—	31 Mar 2025
ARCH Venture Management, LLC	13F Company 13F	— denominator unverified	$37,548,392 3,728,738 shares	—	31 Mar 2025
Cormorant Asset Management, LP	13F Company 13F	— denominator unverified	$29,497,438 2,940,921 shares	—	31 Mar 2025
Capital International Investors	13F Company 13F	— denominator unverified	$26,103,366 2,602,529 shares	—	31 Mar 2025

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 2025

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

Institutions

38,494,803

Rows available

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 2025 vs Q1 2025 Across Filers

Q1 2025 holders

Q2 2025 holders

Holder diff

Investor	Q1 2025 Shares	Q2 2025 Shares	Share Diff	Share Chg %	Q1 2025 value	Q2 2025 value	Value change	Value Chg %

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

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend