AI Holders Summary · Q1 2026

61 institutions reported JSPR in Q1 2026. Velan Capital Investment Management LP leads at 15.3% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

Hide index funds / market makers / custodians(2 on this page)

#HolderValueShares% port.Quarter

Velan Capital Investment Management LP

CIK 0001848809

$2M2.7M1.46%Q1 2026 02

Qiming U.S. Ventures Management, LLC

CIK 0001909617

$2M929K3.97%Q3 2025 03

MILLENNIUM MANAGEMENT LLC

CIK 0001273087

$1M1.6M0.00%Q1 2026 04

ACORN CAPITAL ADVISORS, LLC

CIK 0002054410

$1M1.4M0.35%Q1 2026 05

KINGDON CAPITAL MANAGEMENT, L.L.C.

CIK 0001000097

$1M1.4M0.13%Q1 2026 06

MORGAN STANLEY

CIK 0000895421

$1M1.3M0.00%Q1 2026 07

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$1M1.2M0.00%Q1 2026 08

Rock Springs Capital Management LP

CIK 0001595725

$964K1.1M0.06%Q1 2026 09

Carlyle Group Inc.

CIK 0001527166

$934K1.1M0.01%Q1 2026 10

BOOTHBAY FUND MANAGEMENT, LLC

CIK 0001549230

$511K583K0.01%Q1 2026 11

Lion Point Capital, LP

CIK 0001643354

$407K465K2.44%Q1 2026 12

JACOBS LEVY EQUITY MANAGEMENT, INC

CIK 0000884414

$282K322K0.00%Q1 2026 13

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$278K318K0.00%Q1 2026 14

BANK OF AMERICA CORP /DE/

CIK 0000070858

$257K293K0.00%Q1 2026 15

Soleus Capital Management, L.P.

CIK 0001802630

$242K276K0.01%Q1 2026 16

BlackRock, Inc.

CIK 0002012383

$212K242K0.00%Q1 2026 17

READYSTATE ASSET MANAGEMENT LP

CIK 0001900923

$180K98K0.01%Q4 2025 18

RENAISSANCE TECHNOLOGIES LLC

CIK 0001037389

$156K178K0.00%Q1 2026 19

Knott David M Jr

CIK 0001892770

$141K161K0.08%Q1 2026 20

CITADEL ADVISORS LLC

CIK 0001423053

$134K73K0.00%Q4 2025

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