LeonaBio, Inc. (LONA)
- Sector
- Healthcare
- Industry
- Biotechnology
- Last price
- $4.96
- As of
Kresmion compiles this page from LONA's SEC filings, its 13F institutional holders and the market events Kresmion detects, each linked to its source.
LeonaBio, Inc. (LONA): 4 institutional managers tracked by Kresmion reported non-option positions in their 2026Q2 Form 13F filings, and the most recent SEC filing on record for the company is a Form 8-K filed 2026-09-22.
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Preview the LONA dossierActive events for LONA
- mediumEarnings above estimates
Q2-2026: Beat consensus by 38.0%, EPS $-0.80 vs $-1.2898 estimate
- high13F: large reduction
CITADEL ADVISORS LLC cut 71% of LONA (2026Q2)
- high13F: large reduction
MILLENNIUM MANAGEMENT LLC cut 90% of LONA (2026Q1)
- mediumEarnings above estimates
Q1-2026: Beat consensus by 32.2% - EPS $-1.73 vs $-2.55 estimate
- mediumEarnings below estimates
Q3-2025: Missed consensus by 35.0% - EPS $-1.68 vs $-1.2444 estimate
FREE, NO ACCOUNT
Every event on LONA, as it fires
You are seeing 5 of 7 events recorded on LONA since 2026-06-03.
The five above landed across 5 days. The other 2 were recorded on those same days.
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Largest reported share positions in LONA (2026Q2)
| Manager / security | Market value | % portfolio | QoQ |
|---|---|---|---|
| RENAISSANCE TECHNOLOGIES LLCCUSIP 04746L203 · 2026Q2 | $712K | 0.00% | , |
| MILLENNIUM MANAGEMENT LLCCUSIP 04746L203 · 2026Q2 | $298K | 0.00% | , |
| TWO SIGMA INVESTMENTS, LPCUSIP 04746L203 · 2026Q2 | $122K | 0.00% | , |
| CITADEL ADVISORS LLCCUSIP 04746L203 · 2026Q2 | $92K | 0.00% | , |
Quarterly SEC Form 13F disclosures from the managers Kresmion tracks, not a complete ownership ranking. Non-option holdings only; reported put and call positions are excluded. Different securities are labeled by CUSIP. Values are reporting-period snapshots, not current position values. Filings can arrive up to 45 days after quarter-end.
Recent SEC filings, LONA
- 8-KSEC EDGAR ↗
- 8-KSEC EDGAR ↗
- 8-KSEC EDGAR ↗
- 10-QSEC EDGAR ↗
- 8-KSEC EDGAR ↗
- 8-KSEC EDGAR ↗
- 10-QSEC EDGAR ↗
- 10-KSEC EDGAR ↗
- 8-KSEC EDGAR ↗
- 8-KSEC EDGAR ↗
LONA against its peers
LONA's return on equity of -380.0% ranks in the 13th percentile of 18 Biotechnology sub-industry peers, fiscal periods ending between 2025-06-30 and 2025-12-31.
| Metric | LONA | Peer median | Percentile | n |
|---|---|---|---|---|
| Revenue FY | n/a | 806728 | n/a | 14 |
| Operating margin | n/a | -3536.5% | n/a | 12 |
| Net margin | n/a | -3449.0% | n/a | 12 |
| Return on equity | -380.0% | -109.5% | 13 | 18 |
Peers (24): SGMOQ, GANX, RNTX, HOWL, CNTB, ELTX, IMA, ELOX, INKT, BMEA, MREO, ATNM, ALDX, BOLD, OSTX, HYPD, HRTX, CRBU, ATHE, KLRS, XLO, SER, GOSS, VRCA. Left out: APLM (period gap). Fiscal periods ending between 2025-06-30 and 2025-12-31. Every figure is one full fiscal year read from one annual filing (LONA: 10-K), reported in USD. Nothing is trailing twelve months and nothing is converted between currencies. Source: SEC EDGAR XBRL company facts (public domain); prices from Kresmion's daily equity market-data snapshot. Open the full comparison.
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