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Of the 7 tracked institutions holding LONA, 4 have a 3-year clone track record — 4 of them beat the S&P. Average holder's clone alpha: +5.2pt. It's a gauge of who owns the name, not just how many.
Among the 7 tracked institutional investors we monitor, LONA (LEONABIO INC) is held with a combined value of $5.90M across 669,187 shares. The largest holder is ADAGE CAPITAL PARTNERS GP, L.L.C. with a position worth $2.76M. 2 funds opened new positions in the most recent quarter. 3 funds increased their holdings.
Total Institutional Value
$5.90M
Total Shares Held
669,187
Institutional Holders
7
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | ADAGE CAPITAL PARTNERS GP, L.L.C. | $2.76M | 0.00% | New |
| 2 | VANGUARD GROUP INC | $1.16M | 0.00% | - |
| 3 | BlackRock, Inc. | $727.72K | 0.00% | +41.3% |
| 4 | RENAISSANCE TECHNOLOGIES LLC | $711.53K | 0.00% | +20.6% |
| 5 | MILLENNIUM MANAGEMENT LLC | $298.22K | 0.00% | +2.4% |
| 6 | STATE STREET CORP | $150.14K | 0.00% | - |
| 7 | CITADEL ADVISORS LLC | $91.91K | 0.00% | New |
As of the latest SEC 13F filings, ADAGE CAPITAL PARTNERS GP, L.L.C. is the largest institutional holder of LONA with a position worth $2.76M, representing 0.00% of their portfolio. In total, 7 institutional investors hold LONA with a combined value of $5.90M.
In the most recent quarter, 2 funds opened a new position in LONA. Additionally, 3 increased their holdings.
Institutional investors hold $5.90M worth of LONA stock across 7 positions. The largest institutional holder is ADAGE CAPITAL PARTNERS GP, L.L.C. with $2.76M in holdings.
A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For LONA, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their LONA positions.
Alpha = the manager's 3-year clone return minus the S&P 500. A skilled roster is a stronger tell than a crowded one — though even skilled managers' edge doesn't reliably survive the 13F disclosure lag. Why →
None this quarter.
| 2026-08-25 |
| 5.1% | 2026-08-20 |
SEC Schedule 13D (activist) and 13G (passive) filings for LONA. Filed when an investor acquires 5%+ ownership.
Last Close
$7.59
2026-09-01
YTD
+9.1%
49% of 52-week range
