RAPPRapport Therapeutics, Inc.

$30.68+16% 1Y

Who owns RAPP

159 institutions reported holding RAPP for 2026Q2, together 109% of the company, more than the 146 a quarter earlier.

159

Institutions reporting a position · as of 2026Q2 · up from 146 the quarter before

Shares held by institutions
51.3M

Shares held by institutions · 109% of the company · long US equity positions only, as reported on Form 13F

Reported value
$2.13B

Reported value · at Jun 30, 2026 prices, not today's

Top 5 holders
49%

Top 5 holders · of the whole company, between five filers

Details›
Reporting quarter2026-06-30
2026Q2
Quarters on record
9
New positions
28
Positions exited
15
Added to
52
Reduced
43
Top 10 holdersof the company
72%
Shares sold shortsettled Sep 15, 2026
2.2M
Short interestof shares outstanding
4.8%
Days to coverat the average daily volume
7.9
Change in the short positionsince the Aug 31, 2026 count
+0.64%
Institutional ownership by quarter, 2024Q2 to 2026Q2
QuarterFilersSharesReported value
2026Q215951.3M$2.13B
2026Q114652.5M$1.64B
2025Q414251.1M$1.55B
2025Q312249.3M$1.46B
2025Q28138.5M$438M
2025Q17638.1M$382M
2024Q46936.6M$649M
2024Q35428.4M$582M
2024Q23425.6M$593M
Largest reported holders, 2026Q2
HolderShares% of companyValue
FMR LLC7.2M15%$299M
TRV GP V, LLC6.3M13%$262M
ARCH Venture Management, LLC3.7M7.9%$155M
Capital International Investors2.9M6.2%$122M
GOLDMAN SACHS GROUP INC2.9M6.2%$121M
BlackRock Inc.2.7M5.7%$113M
Cormorant Asset Management, LP2.7M5.6%$111M
VANGUARD GROUP INC2.0M4.1%$82M
Sofinnova Investments, Inc.1.9M4.0%$79M
JOHNSON & JOHNSON1.8M3.8%$74M
Short interest by settlement date, Aug 29, 2025 to Sep 15, 2026
SettlementShares shortOf shares outstandingDays to cover
Sep 15, 20262.2M4.8%7.9
Aug 31, 20262.2M4.7%8.2
Aug 14, 20262.2M4.7%7.5
Jul 31, 20262.2M4.8%7.5
Jul 15, 20262.7M5.7%6.1
Jun 30, 20262.3M4.8%4.6
Jun 15, 20262.2M4.8%7.1
May 29, 20262.5M5.2%8.6
May 15, 20262.4M5.1%6.9
Apr 30, 20263.0M6.5%7.2
Apr 15, 20263.4M7.2%14.2
Mar 31, 20263.8M8.1%12.2

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold. The short position is FINRA's consolidated count for each twice-monthly settlement date, as a share of shares outstanding.

opening the register…