Skip to main content

LeonaBio, Inc.

LONA
Exchange
Nasdaq
Industry
Biological Products, (No Diagnostic Substances)
SEC CIK
0001620463

No open-market purchases or sales by LeonaBio, Inc. insiders were filed in the last 90 days; 44 institutions reported holding it in 13F filings for Q2 2026, worth $66.8M in total; no superinvestor holds it.

13F holders, Q4 2025

Institutional positions in LeonaBio, Inc. as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
42
+8 vs. Q3 2025
Shares held
6.21M
+4.49M (+261.5%) vs. Q3 2025
Total value
$46.7M
+$39.6M (+560.9%) vs. Q3 2025
New holders
15
8 more added
Sold out
7
6 more reduced

Compare with Q3 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting LONA on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ4 2025: 42 institutions
Q1 2021: 69 institutionsQ2 2021: 89 institutionsQ3 2021: 93 institutionsQ4 2021: 106 institutionsQ1 2022: 106 institutionsQ2 2022: 98 institutionsQ3 2022: 98 institutionsQ4 2022: 94 institutionsQ1 2023: 83 institutionsQ2 2023: 77 institutionsQ3 2023: 70 institutionsQ4 2023: 65 institutionsQ1 2024: 75 institutionsQ2 2024: 65 institutionsQ3 2024: 58 institutionsQ4 2024: 56 institutionsQ1 2025: 54 institutionsQ2 2025: 51 institutionsQ3 2025: 34 institutionsQ4 2025: 42 institutionsQ1 2026: 40 institutionsQ2 2026: 44 institutions
Value heldQ4 2025: $46.7M
Q1 2021: $484.4MQ2 2021: $253.3MQ3 2021: $234.0MQ4 2021: $341.8MQ1 2022: $353.7MQ2 2022: $68.0MQ3 2022: $66.5MQ4 2022: $73.9MQ1 2023: $59.5MQ2 2023: $64.6MQ3 2023: $43.3MQ4 2023: $53.2MQ1 2024: $59.5MQ2 2024: $58.8MQ3 2024: $7.19MQ4 2024: $10.5MQ1 2025: $5.00MQ2 2025: $5.30MQ3 2025: $7.07MQ4 2025: $46.7MQ1 2026: $66.0MQ2 2026: $66.8M
Institutions holding LONA and their total value by quarter
QuarterHoldersValue
Q2 202644$66.8M
Q1 202640$66.0M
Q4 202542$46.7M
Q3 202534$7.07M
Q2 202551$5.30M
Q1 202554$5.00M
Q4 202456$10.5M
Q3 202458$7.19M
Q2 202465$58.8M
Q1 202475$59.5M
Q4 202365$53.2M
Q3 202370$43.3M
Q2 202377$64.6M
Q1 202383$59.5M
Q4 202294$73.9M
Q3 202298$66.5M
Q2 202298$68.0M
Q1 2022106$353.7M
Q4 2021106$341.8M
Q3 202193$234.0M
Q2 202189$253.3M
Q1 202169$484.4M

Institutions, Q4 2025

Shares, value and share of portfolio for each institution holding LeonaBio, Inc.; share changes are against Q3 2025.

Institutions holding LONA in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Perceptive Advisors LLC1,859,322$14.1M0.26%+1,319,026+244.1%Added
Acorn Capital Advisors, LLC501,739$3.80M1.29%+501,739New
NEA Management Company, LLC464,398$3.52M0.18%+464,398New
Commodore Capital LP464,398$3.52M0.23%+464,398New
TCG Crossover Management, LLC464,398$3.35M0.11%+464,398New
Spruce Street Capital LP393,701$2.98M0.98%+393,701New
Kalehua Capital Management LLC393,701$2.98M2.95%+393,701New
ADAR1 Capital Management, LLC393,701$2.89M0.22%+393,701New
Millennium Management LLC324,445$2.46M0.00%+324,445New
Vanguard Group Inc153,789$1.16M0.00%00.0%Unchanged
Simplify Asset Management Inc.149,279$1.13M0.02%00.0%Unchanged
Propel Bio Management, LLC149,279$1.13M0.96%00.0%Unchanged
Seven Fleet Capital Management LP127,951$968.6K0.66%+127,951New
Renaissance Technologies LLC75,147$568.9K0.00%+23,223+44.7%Added
BlackRock, Inc.37,643$285.0K0.00%00.0%Unchanged
Acadian Asset Management LLC37,482$282.0K0.00%−2,704−6.7%Reduced
Pathstone Holdings, LLC38,606$278.9K0.00%00.0%Unchanged
Bank of America Corp32,840$248.6K0.00%+226+0.7%Added
Geode Capital Management, LLC30,944$234.3K0.00%+351+1.1%Added
Laird Norton Trust Company, LLC21,818$165.2K0.00%+11,730+116.3%Added
Susquehanna International Group, LLP20,936$158.5K0.00%−50−0.2%Reduced
Jane Street Group, LLC13,186$99.8K0.00%+13,186New
Two Sigma Investments, LP10,746$81.3K0.00%+10,746New
State Street Corp10,737$81.3K0.00%00.0%Unchanged
Northern Trust Corp10,461$79.2K0.00%+10,461New
Scientech Research LLC10,108$76.5K0.05%+10,108New
Advisor Group Holdings, Inc.9,210$69.7K0.00%+1,200+15.0%Added
UBS Group AG3,388$25.6K0.00%+3,244+2,252.8%Added
Morgan Stanley470$3.56K0.00%−40−7.8%Reduced
Royal Bank of Canada334$3.00K0.00%+267+398.5%Added
Tower Research Capital LLC (TRC)379$2.87K0.00%−259−40.6%Reduced
American Capital Advisory, LLC200$1.51K0.00%00.0%Unchanged
Rothschild Investment LLC150$1.14K0.00%00.0%Unchanged
McIlrath & Eck, LLC82$6210.00%00.0%Unchanged
US Bancorp81$6130.00%00.0%Unchanged
Group One Trading, L.P.69$5220.00%+69New
Global Retirement Partners, LLC52$3930.00%−52−50.0%Reduced
GWM Advisors LLC50$3780.00%+50New
Jones Financial Companies LLLP33$2500.00%00.0%Unchanged
BNP Paribas Arbitrage, SA23$1740.00%00.0%Unchanged
SBI Securities Co., Ltd.12$910.00%−10−45.5%Reduced
JPMorgan Chase & Co12$910.00%00.0%Unchanged
BML Capital Management, LLC0$00.00%−323,066−100.0%Sold out
Tang Capital Management LLC0$00.00%−59,998−100.0%Sold out
Citadel Advisors LLC0$00.00%−33,987−100.0%Sold out
Two Sigma Advisers, LP0$00.00%−14,860−100.0%Sold out
Barclays PLC0$00.00%−7−100.0%Sold out
Citigroup Inc0$00.00%−1−100.0%Sold out
Colony Group, LLC0$00.00%−8,415−100.0%Sold out