ACOG — ALPHA COGNITION INC
As of Q2 2026, 5 SEC-registered investment managers reported holding ACOG (ALPHA COGNITION INC) in their latest 13F filings, with a combined reported value of $938.79K across 130.03K shares. That is +10.3% by share count (+12.12K shares) versus the previous quarter, while reported value moved +45.0%. Ownership is concentrated: the five largest holders account for 100.0% of reported value and the top ten for 100.0%.
Compared with the prior quarter, 1 opened new positions, 3 added to existing stakes. 13F holdings are quarter-end snapshots, so these moves reflect positioning as of Q2 2026, not real-time trading.
ACOG is classified in the Materials 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.
| Fund | Quarter | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|---|
| Citadel Advisors history | Q2 2026 | 97.55K | $704.28K | 0.00% | Add |
| Marshall Wace history | Q4 2025 | 53.20K | $345.82K | 0.00% | Reduce |
| Two Sigma Investments history | Q2 2026 | 18.83K | $135.97K | 0.00% | Add |
| Millennium Management history | Q3 2025 | 17.25K | $112.30K | 0.00% | Hold |
| Geode Capital Management history | Q2 2026 | 11.99K | $86.58K | 0.00% | Hold |
| BlackRock Inc history | Q2 2025 | 5.44K | $50.78K | 0.00% | New |
| UBS Group AG history | Q2 2026 | 1.46K | $10.51K | 0.00% | Add |
| Morgan Stanley history | Q2 2026 | 200 | $1.44K | 0.00% | New |
| PNC Financial Services history | Q4 2025 | 120 | $780 | 0.00% | Hold |
New Positions (Q2 2026)
- Morgan Stanley 200 sh · $1.44K
Fully Exited (vs previous quarter)
No tracked fund fully exited this quarter.
Fund Position History — shares by quarter (top 9 funds)
| Fund | Q4 2024 | Q1 2025 | Q2 2025 | Q3 2025 | Q4 2025 | Q1 2026 | Q2 2026 |
|---|---|---|---|---|---|---|---|
| Citadel Advisors | — | — | — | — | 118.42K | 89.59K | 97.55K |
| Two Sigma Investments | — | — | — | 22.73K | 57.57K | 15.89K | 18.83K |
| Geode Capital Management | — | — | 11.99K | 11.99K | 11.99K | 11.99K | 11.99K |
| UBS Group AG | 8.65K | — | 31.90K | 141 | 927 | 438 | 1.46K |
| Morgan Stanley | — | — | 525 | 840 | — | — | 200 |
| Marshall Wace | — | — | 64.33K | 72.21K | 53.20K | — | — |
| Millennium Management | — | — | 17.22K | 17.25K | — | — | — |
| PNC Financial Services | 120 | 120 | 120 | 120 | 120 | — | — |
| BlackRock Inc | — | — | 5.44K | — | — | — | — |
▲ Bought Low (fund opened/added, stock rose ≥5% next quarter) ▼ Sold High (fund reduced, stock fell ≥5% next quarter)
Drag / scroll to zoom · Default shows the most recent year · Annotations come from quarterly fund actions in 13F filings · Hover a marker for details