AVBPArriVent BioPharma, Inc.

$16.72-5.3% 1Y

Who owns AVBP

156 institutions reported holding AVBP for 2026Q2, together 102% of the company, more than the 136 a quarter earlier.

156

Institutions reporting a position · as of 2026Q2 · up from 136 the quarter before

Shares held by institutions
46.1M

Shares held by institutions · 102% of the company · long US equity positions only, as reported on Form 13F

Reported value
$1.60B

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

Top 5 holders
43%

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

Details›
Reporting quarter2026-06-30
2026Q2
Quarters on record
10
New positions
36
Positions exited
16
Added to
66
Reduced
27
Top 10 holdersof the company
66%
Shares sold shortsettled Sep 15, 2026
8.8M
Short interestof shares outstanding
19%
Days to coverat the average daily volume
17.7
Change in the short positionsince the Aug 31, 2026 count
+0.86%
Institutional ownership by quarter, 2024Q1 to 2026Q2
QuarterFilersSharesReported value
2026Q215646.1M$1.60B
2026Q113642.1M$969M
2025Q412040.1M$810M
2025Q310438.6M$712M
2025Q29833.6M$732M
2025Q18229.1M$539M
2024Q47928.5M$757M
2024Q36825.9M$612M
2024Q25421.7M$404M
2024Q15321.9M$389M
Largest reported holders, 2026Q2
HolderShares% of companyValue
MONTANOVA CAPITAL, LLC4.5M10%$157M
INFINITUM ASSET MANAGEMENT, LLC4.4M9.8%$154M
HILLHOUSE CAPITAL ADVISORS, LTD.3.9M8.7%$136M
BlackRock Inc.3.3M7.2%$113M
ORBIMED ADVISORS LLC3.0M6.7%$105M
FMR LLC2.8M6.2%$97M
VANGUARD GROUP INC2.4M5.3%$83M
Octagon Capital Advisors LP2.0M4.4%$68M
Sofinnova Investments, Inc.1.7M3.8%$59M
STATE STREET CORP1.7M3.8%$59M
Short interest by settlement date, Aug 29, 2025 to Sep 15, 2026
SettlementShares shortOf shares outstandingDays to cover
Sep 15, 20268.8M19%17.7
Aug 31, 20268.7M19%20.4
Aug 14, 20268.2M18%21.8
Jul 31, 20268.0M18%13.9
Jul 15, 20267.7M17%17.9
Jun 30, 20267.6M17%9.1
Jun 15, 20267.8M17%13.1
May 29, 20267.7M17%14.4
May 15, 20267.3M16%22.6
Apr 30, 20267.1M16%14.3
Apr 15, 20267.7M17%14.5
Mar 31, 20267.8M17%17.9

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.

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