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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, Q3 2025

Institutional positions in LeonaBio, Inc. as of Sep 30, 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
34
−17 vs. Q2 2025
Shares held
1.72M
−38.5K (−2.2%) vs. Q2 2025Converted for a 1-for-10 split
Total value
$7.07M
+$1.77M (+33.4%) vs. Q2 2025
New holders
2
7 more added
Sold out
19
13 more reduced

Compare with Q2 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 holdersQ3 2025: 34 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 heldQ3 2025: $7.07M
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, Q3 2025

Shares, value and share of portfolio for each institution holding LeonaBio, Inc.; share changes are against Q2 2025.

Institutions holding LONA in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Perceptive Advisors LLC540,296$2.24M0.06%00.0%UnchangedConverted for a 1-for-10 split
BML Capital Management, LLC323,066$1.34M1.23%00.0%UnchangedConverted for a 1-for-10 split
Vanguard Group Inc153,789$636.7K0.00%00.0%UnchangedConverted for a 1-for-10 split
Simplify Asset Management Inc.149,279$618.0K0.01%00.0%UnchangedConverted for a 1-for-10 split
Propel Bio Management, LLC149,279$618.0K0.62%00.0%UnchangedConverted for a 1-for-10 split
Tang Capital Management LLC59,998$248.4K0.01%00.0%UnchangedConverted for a 1-for-10 split
Renaissance Technologies LLC51,924$215.0K0.00%+27,824+115.5%AddedConverted for a 1-for-10 split
Acadian Asset Management LLC40,186$165.0K0.00%−362−0.9%ReducedConverted for a 1-for-10 split
Pathstone Holdings, LLC38,606$159.8K0.00%+1,386+3.7%AddedConverted for a 1-for-10 split
BlackRock, Inc.37,643$155.8K0.00%00.0%UnchangedConverted for a 1-for-10 split
Citadel Advisors LLC33,987$140.7K0.00%+12,974+61.7%AddedConverted for a 1-for-10 split
Bank of America Corp32,614$135.0K0.00%−9,006−21.6%ReducedConverted for a 1-for-10 split
Geode Capital Management, LLC30,593$126.7K0.00%00.0%UnchangedConverted for a 1-for-10 split
Susquehanna International Group, LLP20,986$86.9K0.00%+12,934+160.6%AddedConverted for a 1-for-10 split
Two Sigma Advisers, LP14,860$61.5K0.00%−560−3.6%ReducedConverted for a 1-for-10 split
State Street Corp10,737$44.5K0.00%00.0%UnchangedConverted for a 1-for-10 split
Laird Norton Trust Company, LLC10,088$41.8K0.01%−2,643−20.8%ReducedConverted for a 1-for-10 split
Advisor Group Holdings, Inc.8,010$30.0K0.00%+2,000+33.3%AddedConverted for a 1-for-10 split
Tower Research Capital LLC (TRC)638$2.64K0.00%−269−29.7%ReducedConverted for a 1-for-10 split
Morgan Stanley510$2.11K0.00%00.0%UnchangedConverted for a 1-for-10 split
American Capital Advisory, LLC200$8280.00%00.0%UnchangedConverted for a 1-for-10 split
Rothschild Investment LLC150$6210.00%00.0%UnchangedConverted for a 1-for-10 split
UBS Group AG144$5960.00%−20,204−99.3%ReducedConverted for a 1-for-10 split
Global Retirement Partners, LLC104$4300.00%+52+100.4%AddedConverted for a 1-for-10 split
McIlrath & Eck, LLC82$3390.00%−1−0.6%ReducedConverted for a 1-for-10 split
US Bancorp81$3350.00%−1−0.6%ReducedConverted for a 1-for-10 split
Jones Financial Companies LLLP33$1270.00%−0−1.2%ReducedConverted for a 1-for-10 split
BNP Paribas Arbitrage, SA23$950.00%−117−83.6%ReducedConverted for a 1-for-10 split
SBI Securities Co., Ltd.22$910.00%−1−3.5%ReducedConverted for a 1-for-10 split
JPMorgan Chase & Co12$500.00%−2−16.1%ReducedConverted for a 1-for-10 split
Barclays PLC7$290.00%+7+1,650.0%AddedConverted for a 1-for-10 split
Citigroup Inc1$40.00%+1New
Royal Bank of Canada67$00.00%−2,649−97.5%ReducedConverted for a 1-for-10 split
Colony Group, LLC8,415––+8,415New
Qube Research & Technologies Ltd0$00.00%−19,268−100.0%Sold outConverted for a 1-for-10 split
Northern Trust Corp0$00.00%−5,361−100.0%Sold outConverted for a 1-for-10 split
Clarius Group, LLC0$00.00%−5,355−100.0%Sold outConverted for a 1-for-10 split
XTX Topco Ltd0$00.00%−5,299−100.0%Sold outConverted for a 1-for-10 split
Integrity Financial Corp0$00.00%−5,290−100.0%Sold outConverted for a 1-for-10 split
Invst, LLC0$00.00%−4,500−100.0%Sold outConverted for a 1-for-10 split
Ewa, LLC0$00.00%−3,577−100.0%Sold outConverted for a 1-for-10 split
Brighton Jones LLC0$00.00%−3,220−100.0%Sold outConverted for a 1-for-10 split
Virtu Financial LLC0$00.00%−2,474−100.0%Sold outConverted for a 1-for-10 split
Simon Quick Advisors, LLC0$00.00%−2,054−100.0%Sold outConverted for a 1-for-10 split
Journey Strategic Wealth LLC0$00.00%−2,054−100.0%Sold outConverted for a 1-for-10 split
Blair William & Co0$00.00%−2,000−100.0%Sold outConverted for a 1-for-10 split
Shay Capital LLC0$00.00%−1,859−100.0%Sold outConverted for a 1-for-10 split
HRT Financial LP0$00.00%−1,616−100.0%Sold outConverted for a 1-for-10 split
HighTower Advisors, LLC0$00.00%−1,270−100.0%Sold outConverted for a 1-for-10 split
Two Sigma Securities, LLC0$00.00%−1,168−100.0%Sold outConverted for a 1-for-10 split
Engineers Gate Manager LP0$00.00%−1,104−100.0%Sold outConverted for a 1-for-10 split
Raymond James Financial Inc0$00.00%−550−100.0%Sold outConverted for a 1-for-10 split
The PNC Financial Services Group, Inc.0$00.00%−200−100.0%Sold outConverted for a 1-for-10 split