$7.90
+0.00 (+0.01%)
USD · as of 2026-08-19 · marketstack
Crowding percentile withheld — no market cap for AKTX in the served universe — the cohort is size-matched, and an unmatched percentile would compare a micro-cap register to a mega-cap one.
| # | Holder | Shares | Value | % of shares out | Δ QoQ |
|---|---|---|---|---|---|
| 1 | ARMISTICE CAPITAL, LLC | 38,92238,922 | $200,448 | 0.00% | TRIM -99% |
| 2 | Cresset Asset Management, LLC | 20,56120,561 | $105,889 | 0.00% | TRIM -98% |
| 3 | IFP Advisors, Inc | 7,4317,431 | $1,809 | 0.00% | NEW |
| 4 | SBI Securities Co., Ltd. | 55 | $26 | 0.00% | TRIM -98% |
| 5 | MORGAN STANLEY | 11 | $5 | 0.00% | TRIM -67% |
| 6 | Truvestments Capital LLC | 11 | $5 | 0.00% | TRIM -98% |
Ranked by each filer’s own reported value, not shares.
| Biggest buyers | Δ shares | Δ value | |
|---|---|---|---|
| IFP Advisors, Inc | +7,431 | $38,270 | OPEN |
| MORGAN STANLEY | +1 | $5 | ADD |
| Biggest sellers | Δ shares | Δ value | |
|---|---|---|---|
| ARMISTICE CAPITAL, LLC | −29,177 | $150,262 | TRIM |
| Warberg Asset Management LLC | −7,708 | $39,699 | CLOSE |
| Palo Alto Investors LP | −3,651 | $18,801 | CLOSE |
| HighTower Advisors, LLC | −1,981 | $10,202 | CLOSE |
| JANE STREET GROUP, LLC | −1,791 | $9,224 | CLOSE |
Prior quarter split-rebased · 13Fs are long, US-listed only.
| Holder | 2024-Q4 | 2025-Q1 | 2025-Q2 | 2025-Q3 | 2025-Q4 | 2026-Q1 | Latest value |
|---|---|---|---|---|---|---|---|
| ARMISTICE CAPITAL, LLC | — | — | — | — | 2.7M | 39K | $200,448 |
| Cresset Asset Management, LLC | 18K | 18K | 18K | 822K | 822K | 21K | $105,889 |
| IFP Advisors, Inc | — | — | — | — | — | 7K | $1,809 |
| SBI Securities Co., Ltd. | 5 | — | — | — | 200 | 5 | $26 |
| Truvestments Capital LLC | 50 | 50 | 50 | 50 | 50 | 1 | $5 |
| MORGAN STANLEY | 6 | 6 | 3 | 3 | 3 | 1 | $5 |
Green = added, red = trimmed, grey = held; a dash is a quarter with no 13F on file — a gap, not an exit.
Breaks = no 13F that quarter.
Short interest has its own tab now — open SI →
SEC Form 13F · ~10,250 filers, 10y · long-only, US-listed, filed ≤45d after quarter-end.
SEC Schedule 13D/G XML · group aggregate.