Security record · archived quarter
LXEO
Lexeo Therapeutics, Inc. Common Stock · Healthcare · Biotechnology
65Tracked holders
+1Δ holders
34.14MShares held
$338.98MReported value
+1New positions
−0Exits
Momentum inputs (comparable managers):
holder breadth +1.6% ·
share flow +30.0% ·
net new positions +1.5%
· formula
Broad accumulation: rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2025
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 64 | +3 | 35.14M | $163.68M | +8 | −5 |
| Q1 2026 | 64 | -1 | 34.99M | $201.02M | +4 | −5 |
| Q4 2025 | 65 | +1 | 34.14M | $338.98M | +1 | n/a |
| Q3 2025 | 16 | +1 | 14.53M | $96.47M | +1 | n/a |
| Q2 2025 | 12 | -2 | 12.40M | $49.85M | n/a | −2 |
| Q1 2025 | 11 | +1 | 6.39M | $22.16M | +2 | −1 |
| Q4 2024 | 10 | +3 | 6.97M | $45.84M | +3 | n/a |
| Q3 2024 | 6 | +1 | 6.33M | $57.26M | +1 | n/a |
| Q2 2024 | 5 | n/a | 5.51M | $88.42M | n/a | n/a |
Who holds it · Q4 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Janus Henderson Group Plc | 5.51M | n/a | $54.67M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 2 | BlackRock ✦ (passive) | 4.91M | +126.0% | $48.73M | 0.0% | ▲ Add | 3 | SEC ↗ ×7 |
| 3 | The Vanguard Group ✦ (passive) | 3.89M | +74.9% | $38.67M | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 4 | Citadel Advisors ✦ | 3.77M | +1.5% | $37.48M | 0.0% | ▲ Add | 7 | SEC ↗ ×2 |
| 5 | State Street Global Advisors ✦ (passive) | 3.19M | +485.1% | $31.65M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 6 | Point72 Asset Management ✦ | 1.89M | -2.4% | $18.81M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 7 | Balyasny Asset Management L.P. | 1.64M | n/a | $16.24M | 0.0% | n/c | 1 | SEC ↗ |
| 8 | Geode Capital Management ✦ (passive) | 1.45M | +100.3% | $14.36M | 0.0% | ▲ Add | 7 | SEC ↗ ×2 |
| 9 | Millennium Management ✦ | 908.02K | -60.8% | $9.02M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 10 | Dimensional Fund Advisors Lp | 862.89K | n/a | $8.57M | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 11 | Goldman Sachs Group ✦ | 781.86K | +449.1% | $7.76M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 12 | D. E. Shaw & Co. ✦ | 480.20K | +3646.3% | $4.77M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 13 | Invesco Ltd. | 463.03K | n/a | $4.60M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 14 | Northern Trust Corp | 457.05K | n/a | $4.54M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 15 | Two Sigma Investments ✦ | 400.57K | +372.6% | $3.98M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 16 | AQR Capital Management ✦ | 337.39K | -3.0% | $3.35M | 0.0% | ▼ Trim | 5 | SEC ↗ ×5 |
| 17 | UBS Group AG | 281.08K | n/a | $2.79M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 18 | Bnp Paribas Financial Markets | 257.42K | n/a | $2.56M | 0.0% | n/c | 1 | SEC ↗ |
| 19 | Ameriprise Financial Inc | 243.29K | n/a | $2.42M | 0.0% | n/c | 1 | SEC ↗ |
| 20 | Renaissance Technologies ✦ | 217.77K | +45.9% | $2.16M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 21 | Nuveen, LLC | 211.53K | n/a | $2.10M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 22 | Charles Schwab Investment… | 192.21K | n/a | $1.91M | 0.0% | n/c | 1 | SEC ↗ |
| 23 | Barclays Plc | 188.75K | n/a | $1.87M | 0.0% | n/c | 1 | SEC ↗ |
| 24 | Bank of New York Mellon Corp | 166.75K | n/a | $1.66M | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 25 | Bank Of America Corp /De/ | 160.29K | n/a | $1.59M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 26 | Morgan Stanley ✦ | 140.18K | +43.0% | $1.39M | 0.0% | ▲ Add | 2 | SEC ↗ ×5 |
| 27 | Jane Street Group, Llc | 140.10K | n/a | $1.39M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 28 | Qube Research & Technologies Ltd | 133.26K | n/a | $1.32M | 0.0% | n/c | 1 | SEC ↗ |
| 29 | Squarepoint Ops LLC | 92.61K | n/a | $919,597 | 0.0% | n/c | 1 | SEC ↗ |
| 30 | Wellington Management ✦ | 83.23K | New | $826,474 | 0.0% | New | 1 | SEC ↗ ×3 |
| 31 | Wells Fargo & Company/Mn | 70.74K | n/a | $702,408 | 0.0% | n/c | 1 | SEC ↗ |
| 32 | Rhumbline Advisers | 69.37K | n/a | $688,827 | 0.0% | n/c | 1 | SEC ↗ |
| 33 | Alliancebernstein L.P. | 61.81K | n/a | $613,773 | 0.0% | n/c | 1 | SEC ↗ |
| 34 | Deutsche Bank Ag\ | 57.17K | n/a | $567,659 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 35 | American Century Companies Inc | 45.99K | n/a | $456,661 | 0.0% | n/c | 1 | SEC ↗ |
| 36 | Susquehanna International Group, Llp | 37.01K | n/a | $367,499 | 0.0% | n/c | 1 | SEC ↗ |
| 37 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 35.26K | n/a | $348,970 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 38 | T. Rowe Price ✦ | 33.87K | +183.1% | $337,000 | 0.0% | ▲ Add | 5 | SEC ↗ |
| 39 | JPMorgan Chase ✦ | 29.86K | +4.0% | $296,520 | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 40 | Mitsubishi UFJ Asset Management… | 26.21K | n/a | $251,868 | 0.0% | n/c | 1 | SEC ↗ |
| 41 | Cerity Partners LLC | 22.44K | n/a | $222,819 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 42 | New York State Common Retirement… | 19.89K | n/a | $197,478 | 0.0% | n/c | 1 | SEC ↗ |
| 43 | Manufacturers Life Insurance… | 19.15K | n/a | $190,130 | 0.0% | n/c | 1 | SEC ↗ |
| 44 | Cwm, Llc | 18.95K | n/a | $188,000 | 0.0% | n/c | 1 | SEC ↗ |
| 45 | Citigroup Inc | 15.29K | n/a | $151,859 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 46 | ProShare Advisors LLC | 14.75K | n/a | $146,487 | 0.0% | n/c | 1 | SEC ↗ |
| 47 | Wealth Enhancement Advisory… | 14.33K | n/a | $136,278 | 0.0% | n/c | 1 | SEC ↗ |
| 48 | Fidelity (FMR) ✦ | 13.39K | -0.3% | $132,943 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 49 | Simplex Trading, Llc | 13.03K | n/a | $129,397 | 0.0% | n/c | 1 | SEC ↗ |
| 50 | Raymond James Financial Inc | 12.54K | n/a | $124,503 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 51 | Commonwealth Equity Services, Llc | 11.23K | n/a | $111,550 | 0.0% | n/c | 1 | SEC ↗ |
| 52 | Voya Investment Management Llc | 10.98K | n/a | $108,992 | 0.0% | n/c | 1 | SEC ↗ |
| 53 | Creative Planning | 10.36K | n/a | $102,855 | 0.0% | n/c | 1 | SEC ↗ |
| 54 | Royal Bank Of Canada | 6.72K | n/a | $67,000 | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 55 | Russell Investments Group, Ltd. | 5.87K | n/a | $58,308 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 56 | Legal & General Group Plc | 5.63K | n/a | $55,916 | 0.0% | n/c | 1 | SEC ↗ |
| 57 | California State Teachers… | 3.88K | n/a | $38,568 | 0.0% | n/c | 1 | SEC ↗ |
| 58 | Mirae Asset Global Investments Co.… | 3.55K | n/a | $35,222 | 0.0% | n/c | 1 | SEC ↗ |
| 59 | Group One Trading Llc | 1.82K | n/a | $18,033 | 0.0% | n/c | 1 | SEC ↗ |
| 60 | Rockefeller Capital Management L.P. | 700 | n/a | $6,951 | 0.0% | n/c | 1 | SEC ↗ |
| 61 | Us Bancorp \De\ | 555 | n/a | $5,511 | 0.0% | n/c | 1 | SEC ↗ |
| 62 | Pnc Financial Services Group, Inc. | 487 | n/a | $4,836 | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 63 | Optiver Holding B.V. | 312 | n/a | $3,098 | 0.0% | n/c | 1 | SEC ↗ |
| 64 | Daiwa Securities Group Inc. | 243 | n/a | $2,000 | 0.0% | n/c | 1 | SEC ↗ |
| 65 | Osaic Holdings, Inc. | 57 | n/a | $566 | 0.0% | n/c | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Wellington Management | $826,474 | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 137 holders, 79.80M shares, $457.81M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Aug 18
Townsend Richard Nolan
Officer, Director · 3.35K sh · $16,562
Aug 18
Otero Jose Manuel
Officer · 1.30K sh · $6,464
Aug 18
Tamayo Louis Edward
Officer · 4.12K sh · $20,203
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Oct 13
SC 13G: JPMORGAN CHASE & CO
Aug 14
SC 13G/A: Paradigm Biocapital Advisors LP
Aug 14
SC 13G/A: BALYASNY ASSET MANAGEMENT L.P.
Aug 14
SC 13G: ORBIMED ADVISORS LLC
Aug 13
SC 13G/A: Affinity Asset Advisors, LLC
Aug 07
SC 13G: STATE STREET CORP
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q4 2025 ·
Methodology ·
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