LUCD — LUCID DIAGNOSTICS INC
As of Q2 2026, 24 SEC-registered investment managers reported holding LUCD (LUCID DIAGNOSTICS INC) in their latest 13F filings, with a combined reported value of $19.75M across 18.58M shares. That is +66.9% by share count (+7.45M shares) versus the previous quarter, while reported value moved +55.3%. Ownership is concentrated: the five largest holders account for 88.3% of reported value and the top ten for 96.9%.
Compared with the prior quarter, 4 opened new positions, 16 added to existing stakes, 4 trimmed, 1 exited entirely. 13F holdings are quarter-end snapshots, so these moves reflect positioning as of Q2 2026, not real-time trading.
LUCD is classified in the Health Care sector.
All figures on this page are computed from SEC Form 13F quarterly filings. 13F filers disclose long positions of $100,000 or more within 45 days of quarter end; short positions, options overlays and intra-quarter trades are not included, so treat the numbers as a quarterly snapshot of institutional ownership rather than real-time positioning.
Q2 2026 — 24 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| BlackRock Inc history | 8.37M | $8.96M | 0.00% | Add |
| Geode Capital Management history | 3.79M | $4.06M | 0.00% | Add |
| Wells Fargo & Co history | 2.07M | $2.21M | 0.00% | Add |
| Northern Trust Corp history | 1.22M | $1.31M | 0.00% | Add |
| UBS Group AG history | 845.31K | $904.49K | 0.00% | Add |
| AQR Capital Management history | 723.20K | $773.82K | 0.00% | Add |
| Charles Schwab Investment Management history | 325.31K | $348.08K | 0.00% | Add |
| BNY Mellon history | 301.70K | $322.82K | 0.00% | Add |
| Deutsche Bank AG history | 148.06K | $158.43K | 0.00% | Add |
| Bank of America Corp history | 96.78K | $103.55K | 0.00% | Add |
| Invesco Ltd history | 82.75K | $88.55K | 0.00% | Add |
| Renaissance Technologies history | 71.30K | $76.29K | 0.00% | Reduce |
| Goldman Sachs Group history | 70.61K | $75.55K | 0.00% | Reduce |
| Citigroup Inc history | 69.79K | $74.68K | 0.00% | Add |
| Morgan Stanley history | 65.74K | $70.34K | 0.00% | Add |
| JPMorgan Chase & Co history | 62.77K | $65.91K | 0.00% | New |
| Marshall Wace history | 57.89K | $61.95K | 0.00% | New |
| Citadel Advisors history | 36.36K | $38.91K | 0.00% | New |
| Prudential Financial history | 22.43K | $24.00K | 0.00% | Add |
| Legal & General Investment Management America history | 14.58K | $15.60K | 0.00% | Add |
| Principal Global Investors history | 11.38K | $12.18K | 0.00% | New |
| Fidelity Management & Research (FMR) history | 4.21K | $4.51K | 0.00% | Reduce |
| PNC Financial Services history | 163 | $174 | 0.00% | Reduce |
| T. Rowe Price Associates history | 121.95K | $131 | 0.00% | Add |
Q1 2026 — 21 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| BlackRock Inc history | 4.64M | $5.33M | 0.00% | Add |
| Geode Capital Management history | 2.25M | $2.58M | 0.00% | Add |
| Wells Fargo & Co history | 1.27M | $1.47M | 0.00% | Add |
| Northern Trust Corp history | 670.59K | $771.17K | 0.00% | Add |
| Renaissance Technologies history | 499.66K | $574.61K | 0.00% | Reduce |
| UBS Group AG history | 445.48K | $512.30K | 0.00% | Add |
| Goldman Sachs Group history | 242.66K | $279.06K | 0.00% | Reduce |
| AQR Capital Management history | 234.77K | $269.98K | 0.00% | Add |
| BNY Mellon history | 206.31K | $237.25K | 0.00% | Add |
| Charles Schwab Investment Management history | 197.42K | $227.04K | 0.00% | Reduce |
| Fidelity Management & Research (FMR) history | 120.57K | $138.66K | 0.00% | Add |
| Bank of America Corp history | 88.53K | $101.81K | 0.00% | Add |
| Deutsche Bank AG history | 80.36K | $92.41K | 0.00% | Hold |
| Morgan Stanley history | 46.04K | $52.94K | 0.00% | Reduce |
| Invesco Ltd history | 37.93K | $43.61K | 0.00% | Hold |
| Prudential Financial history | 11.94K | $13.73K | 0.00% | New |
| Millennium Management history | 11.32K | $13.02K | 0.00% | Reduce |
| Legal & General Investment Management America history | 6.32K | $7.26K | 0.00% | Reduce |
| Citigroup Inc history | 4.42K | $5.08K | 0.00% | Add |
| PNC Financial Services history | 176 | $202 | 0.00% | Add |
| T. Rowe Price Associates history | 74.38K | $86 | 0.00% | Add |
Q4 2025 — 23 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Vanguard Group history | 4.97M | $5.42M | 0.00% | Add |
| BlackRock Inc history | 4.31M | $4.70M | 0.00% | Add |
| Geode Capital Management history | 2.03M | $2.21M | 0.00% | Add |
| Wells Fargo & Co history | 919.48K | $1.00M | 0.00% | Add |
| Renaissance Technologies history | 826.53K | $900.91K | 0.00% | Add |
| Northern Trust Corp history | 637.01K | $694.35K | 0.00% | Add |
| UBS Group AG history | 309.49K | $337.35K | 0.00% | Add |
| Goldman Sachs Group history | 289.27K | $315.31K | 0.00% | Reduce |
| Charles Schwab Investment Management history | 224.92K | $245.16K | 0.00% | Add |
| BNY Mellon history | 202.80K | $221.05K | 0.00% | Reduce |
| Millennium Management history | 153.92K | $167.77K | 0.00% | New |
| Morgan Stanley history | 102.60K | $111.83K | 0.00% | Add |
| AQR Capital Management history | 81.56K | $88.90K | 0.00% | Add |
| Deutsche Bank AG history | 80.36K | $87.59K | 0.00% | New |
| Bank of America Corp history | 70.31K | $76.64K | 0.00% | Add |
| Citadel Advisors history | 56.21K | $61.27K | 0.00% | New |
| JPMorgan Chase & Co history | 41.51K | $45.24K | 0.00% | Add |
| Invesco Ltd history | 37.94K | $41.36K | 0.00% | Add |
| Fidelity Management & Research (FMR) history | 30.96K | $33.74K | 0.00% | Add |
| Legal & General Investment Management America history | 7.16K | $7.80K | 0.00% | Hold |
| Citigroup Inc history | 2.04K | $2.22K | 0.00% | Reduce |
| PNC Financial Services history | 170 | $185 | 0.00% | New |
| T. Rowe Price Associates history | 35.14K | $39 | 0.00% | Hold |
Q3 2025 — 19 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Vanguard Group history | 4.52M | $4.57M | 0.00% | Add |
| BlackRock Inc history | 3.67M | $3.71M | 0.00% | Add |
| Geode Capital Management history | 1.67M | $1.69M | 0.00% | Add |
| Wells Fargo & Co history | 714.31K | $721.46K | 0.00% | Add |
| Goldman Sachs Group history | 560.15K | $565.76K | 0.00% | Add |
| Northern Trust Corp history | 503.75K | $508.78K | 0.00% | Reduce |
| Renaissance Technologies history | 293.63K | $296.57K | 0.00% | Add |
| BNY Mellon history | 205.89K | $207.95K | 0.00% | Add |
| Charles Schwab Investment Management history | 174.87K | $176.62K | 0.00% | Hold |
| UBS Group AG history | 145.24K | $146.70K | 0.00% | Add |
| Morgan Stanley history | 97.70K | $98.68K | 0.00% | Reduce |
| AQR Capital Management history | 80.70K | $81.50K | 0.00% | New |
| Bank of America Corp history | 40.66K | $41.07K | 0.00% | Add |
| Invesco Ltd history | 37.35K | $37.72K | 0.00% | Add |
| JPMorgan Chase & Co history | 36.10K | $36.46K | 0.00% | Add |
| Legal & General Investment Management America history | 7.16K | $7.23K | 0.00% | Hold |
| Citigroup Inc history | 3.97K | $4.01K | 0.00% | Reduce |
| Fidelity Management & Research (FMR) history | 303 | $306 | 0.00% | Reduce |
| T. Rowe Price Associates history | 35.14K | $36 | 0.00% | Hold |
Q2 2025 — 19 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Vanguard Group history | 4.13M | $4.75M | 0.00% | Add |
| BlackRock Inc history | 3.62M | $4.16M | 0.00% | Add |
| Geode Capital Management history | 1.58M | $1.81M | 0.00% | Add |
| Northern Trust Corp history | 529.42K | $608.83K | 0.00% | Add |
| Morgan Stanley history | 466.63K | $536.62K | 0.00% | Add |
| Goldman Sachs Group history | 308.68K | $354.98K | 0.00% | Add |
| Renaissance Technologies history | 243.28K | $279.77K | 0.00% | Reduce |
| Wells Fargo & Co history | 226.86K | $260.89K | 0.00% | Add |
| Charles Schwab Investment Management history | 174.87K | $201.10K | 0.00% | New |
| BNY Mellon history | 156.87K | $180.40K | 0.00% | New |
| Deutsche Bank AG history | 76.30K | $87.75K | 0.00% | New |
| UBS Group AG history | 66.78K | $76.80K | 0.00% | Add |
| Invesco Ltd history | 35.62K | $40.96K | 0.00% | New |
| JPMorgan Chase & Co history | 32.72K | $37.63K | 0.00% | Add |
| Bank of America Corp history | 28.75K | $33.06K | 0.00% | Reduce |
| Citigroup Inc history | 23.81K | $27.38K | 0.00% | New |
| Legal & General Investment Management America history | 7.16K | $8.23K | 0.00% | New |
| Fidelity Management & Research (FMR) history | 1.16K | $1.33K | 0.00% | Add |
| T. Rowe Price Associates history | 35.14K | $41 | 0.00% | New |
Q1 2025 — 14 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Vanguard Group history | 888.87K | $1.32M | 0.00% | Add |
| Renaissance Technologies history | 459.06K | $684.01K | 0.00% | New |
| Geode Capital Management history | 303.18K | $451.77K | 0.00% | Add |
| Millennium Management history | 204.05K | $304.03K | 0.00% | New |
| Citadel Advisors history | 121.43K | $180.93K | 0.00% | Add |
| Morgan Stanley history | 111.59K | $166.27K | 0.00% | Add |
| Goldman Sachs Group history | 86.30K | $128.59K | 0.00% | Add |
| Bank of America Corp history | 42.90K | $63.92K | 0.00% | Add |
| Northern Trust Corp history | 41.78K | $62.25K | 0.00% | Add |
| BlackRock Inc history | 27.31K | $40.69K | 0.00% | Hold |
| UBS Group AG history | 5.85K | $8.72K | 0.00% | New |
| Wells Fargo & Co history | 2.15K | $3.20K | 0.00% | Reduce |
| Fidelity Management & Research (FMR) history | 555 | $827 | 0.00% | New |
| JPMorgan Chase & Co history | 46 | $69 | 0.00% | Reduce |
New Positions (Q2 2026)
- JPMorgan Chase & Co 62.77K sh · $65.91K
- Marshall Wace 57.89K sh · $61.95K
- Citadel Advisors 36.36K sh · $38.91K
- Principal Global Investors 11.38K sh · $12.18K
Fully Exited (vs previous quarter)
- Millennium Management sold 11.32K sh · $13.02K
Fund Position History — shares by quarter (top 20 funds)
| Fund | Q2 2026 | Q1 2026 | Q4 2025 | Q3 2025 | Q2 2025 | Q1 2025 | Q4 2024 | Q3 2024 | Q2 2024 | Q1 2024 | Q4 2023 | Q3 2023 | Q2 2023 | Q1 2023 | Q4 2022 | Q3 2022 | Q2 2022 | Q1 2022 | Q4 2021 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| BlackRock Inc | 8.37M | 4.64M | 4.31M | 3.67M | 3.62M | 27.31K | 27.31K | 27.31K | — | — | — | — | — | — | — | — | — | — | — |
| Geode Capital Management | 3.79M | 2.25M | 2.03M | 1.67M | 1.58M | 303.18K | 279.50K | 213.54K | 204.35K | 155.76K | 131.87K | 131.87K | 143.47K | 41.54K | 41.54K | 39.12K | 35.48K | 85.28K | 45.30K |
| Wells Fargo & Co | 2.07M | 1.27M | 919.48K | 714.31K | 226.86K | 2.15K | 2.30K | 2.46K | 3.46K | 14.51K | 9.08K | 9.08K | 94 | 59 | 58 | 56 | 36 | 1.10K | 3.11K |
| Northern Trust Corp | 1.22M | 670.59K | 637.01K | 503.75K | 529.42K | 41.78K | 13.13K | 13.13K | 13.13K | 13.14K | — | — | — | — | — | — | — | 40.83K | 38.65K |
| UBS Group AG | 845.31K | 445.48K | 309.49K | 145.24K | 66.78K | 5.85K | — | 2 | — | — | 5.71K | 5.52K | — | 2.56K | 3.56K | 4.96K | 4.59K | 1.48K | 1.89K |
| AQR Capital Management | 723.20K | 234.77K | 81.56K | 80.70K | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Charles Schwab Investment Management | 325.31K | 197.42K | 224.92K | 174.87K | 174.87K | — | — | — | — | — | — | — | — | — | — | — | — | 10.91K | 10.91K |
| BNY Mellon | 301.70K | 206.31K | 202.80K | 205.89K | 156.87K | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deutsche Bank AG | 148.06K | 80.36K | 80.36K | — | 76.30K | — | — | — | — | — | — | — | — | — | — | — | — | 2.75K | 3.07K |
| Bank of America Corp | 96.78K | 88.53K | 70.31K | 40.66K | 28.75K | 42.90K | 190 | 148 | 174 | 3 | 14 | 174 | — | — | 18 | — | 1.45K | 5.46K | 5.38K |
| Invesco Ltd | 82.75K | 37.93K | 37.94K | 37.35K | 35.62K | — | — | — | — | — | — | — | — | — | — | — | — | — | 17.33K |
| Renaissance Technologies | 71.30K | 499.66K | 826.53K | 293.63K | 243.28K | 459.06K | — | — | — | — | — | — | — | — | — | — | — | — | 20.00K |
| Goldman Sachs Group | 70.61K | 242.66K | 289.27K | 560.15K | 308.68K | 86.30K | 63.58K | — | — | — | — | — | — | — | — | — | — | — | 24.54K |
| Citigroup Inc | 69.79K | 4.42K | 2.04K | 3.97K | 23.81K | — | — | — | — | — | — | — | — | — | — | — | 48 | 698 | 2.35K |
| Morgan Stanley | 65.74K | 46.04K | 102.60K | 97.70K | 466.63K | 111.59K | 54.59K | 394 | 954 | 976 | 200 | 200 | 200 | 800 | 893 | 19.25K | 58.35K | 9.23K | 21.76K |
| JPMorgan Chase & Co | 62.77K | — | 41.51K | 36.10K | 32.72K | 46 | 49 | 51 | 50 | 34 | 47 | 13 | — | — | — | — | 566 | 2.37K | 4.40K |
| Marshall Wace | 57.89K | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Citadel Advisors | 36.36K | — | 56.21K | — | — | 121.43K | 119.89K | — | — | 29.30K | 29.64K | 36.38K | 62.51K | — | — | 35.33K | 30.83K | 20.50K | — |
| Prudential Financial | 22.43K | 11.94K | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Legal & General Investment Management America | 14.58K | 6.32K | 7.16K | 7.16K | 7.16K | — | — | — | — | — | — | — | — | — | — | — | — | 500 | 500 |
▲ Bought Low (fund opened/added, stock rose ≥5% next quarter) ▼ Sold High (fund reduced, stock fell ≥5% next quarter)
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