LEONABIO, INC.

PublicCIK: 1620463
LONANASDAQ
Location

BOTHELL, WA

13F Filings

Institutional Holders

LEONABIO, INC.LONA— Latest position per institution from SEC 13F filings

15

Institutional holders

7.58M

Total shares held

67.46M

Estimated value

378.90K

Avg. position size

1

PERCEPTIVE ADVISORS LLC

CIK 1224962

Shares

1.86M

Value

17.09M

Filed

Jun 30, 2026

2

ADAR1 CAPITAL MANAGEMENT, LLC

CIK 1940272

Shares

777.10K

Value

7.14M

Filed

Jun 30, 2026

3

ACORN CAPITAL ADVISORS, LLC

CIK 2054410

Shares

634.54K

Value

5.83M

Filed

Jun 30, 2026

4

NEA MANAGEMENT COMPANY, LLC

CIK 1512848

Shares

464.40K

Value

4.27M

Filed

Jun 30, 2026

5

TCG CROSSOVER MANAGEMENT, LLC

CIK 1839948

Shares

464.40K

Value

4.27M

Filed

Jun 30, 2026

6

COMMODORE CAPITAL LP

CIK 1831942

Shares

464.40K

Value

4.27M

Filed

Jun 30, 2026

7

KALEHUA CAPITAL MANAGEMENT LLC

CIK 2106181

Shares

393.70K

Value

3.62M

Filed

Jun 30, 2026

8

SPRUCE STREET CAPITAL LP

CIK 2050194

Shares

393.70K

Value

3.62M

Filed

Jun 30, 2026

9

BLACKSTONE INC.

CIK 1393818

Shares

324.64K

Value

2.98M

Filed

Jun 30, 2026

10

BML CAPITAL MANAGEMENT, LLC

CIK 1616824

Shares

323.07K

Value

1.34M

Filed

Sep 30, 2025

11

ADAGE CAPITAL PARTNERS GP, L.L.C.

CIK 1165408

Shares

300K

Value

2.76M

Filed

Jun 30, 2026

12

VANGUARD CAPITAL MANAGEMENT LLC

CIK 2100119

Shares

275.23K

Value

2.53M

Filed

Jun 30, 2026

13

SEVEN FLEET CAPITAL MANAGEMENT LP

CIK 2092021

Shares

154.15K

Value

1.42M

Filed

Jun 30, 2026

14

VANGUARD GROUP INC

CIK 102909

Shares

153.79K

Value

1.16M

Filed

Dec 31, 2025

15

SIMPLIFY ASSET MANAGEMENT INC.

CIK 1846368

Shares

149.28K

Value

1.37M

Filed

Jun 30, 2026

16

PROPEL BIO MANAGEMENT, LLC

CIK 1969764

Shares

149.28K

Value

1.37M

Filed

Jun 30, 2026

17

GEODE CAPITAL MANAGEMENT, LLC

CIK 1214717

Shares

80.42K

Value

739.51K

Filed

Jun 30, 2026

18

BLACKROCK, INC.

CIK 2012383

Shares

79.19K

Value

727.72K

Filed

Jun 30, 2026

19

RENAISSANCE TECHNOLOGIES LLC

CIK 1037389

Shares

77.42K

Value

711.53K

Filed

Jun 30, 2026

20

TANG CAPITAL MANAGEMENT LLC

CIK 1232621

Shares

60K

Value

248.39K

Filed

Sep 30, 2025

Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.