Ticker · CUSIP 01626L204
Holders (tracked)
4
Combined shares
294,174
Combined value
$2.74M
Last close
$6.68
Quarter
2025Q4
Price · 1Y$6.68+2.00 (+42.74%)H $13.30 · L $4.36 · Avg Vol 111K
Position opened
Tracked holders · last 8 quarters
Flat over the last 6 quarters.
Price is -28.3% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
6 events
- Ken Griffin (Citadel Advisors) added2026-02-17+41,524 shares · 2025Q4Position
- Two Sigma Investments added2026-02-17+41,654 shares · 2025Q4Position
- Renaissance Technologies added2026-02-12+30,425 shares · 2025Q4Position
- Izzy Englander (Millennium Mgmt) exited2025-11-14−12,315 shares · 2025Q3Position
- Two Sigma Investments added2025-11-14+26,922 shares · 2025Q3Position
- Renaissance Technologies added2025-11-13+2,475 shares · 2025Q3Position
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of ALGS…
Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.
| Investor | First in | Cost basis | Return | Position value today |
|---|---|---|---|---|
| Renaissance Technologies | 2024Q3 | $8.57 | -22.1% | $571K |
| Hillhouse (HHLR Advisors) | 2024Q3 | $8.66 | -22.9% | $509K |
| Ken Griffin (Citadel Advisors) | 2025Q2 | $8.90 | -24.9% | $346K |
| Two Sigma Investments | 2025Q1 | $9.31 | -28.2% | $539K |
Who moved on this name in 2025Q4
Position changes reported for the latest quarter, grouped by direction.
New positions0
—
Added to3
- Two Sigma Investments+41,654$388K
- Ken Griffin (Citadel Advisors)+41,524$387K
- Renaissance Technologies+30,425$284K
Trimmed0
—
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2024Q3 | 2 | $777K |
| 2024Q4 | 2 | $3.5M |
| 2025Q1 | 3 | $1.0M |
| 2025Q2 | 5 | $1.2M |
| 2025Q3 | 4 | $1.8M |
| 2025Q4 | 4 | $2.7M |
Who owns ALGS
4 super-investors · 2025Q4
Tracked stake
294.2K
shares
Combined value
$3M
% of shares outstanding
—
shares-out unknown
Quarter action mix
Added3Held1
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Renaissance Technologies | 85.4K | $796K |
| 2 | Two Sigma Investments | 80.6K | $752K |
| 3 | Hillhouse HHLR Advisors | 76.2K | $711K |
| 4 | Ken Griffin Citadel Advisors | 51.8K | $483K |
Recent moves
14 transactions
- +41,524 · 2025Q4
- +41,654 · 2025Q4
- +30,425 · 2025Q4
- −12,315 · 2025Q3
- +26,922 · 2025Q3
- +2,475 · 2025Q3
- +12,315 · 2025Q2
- +1,023 · 2025Q2
- +12,968 · 2025Q2
- +11,050 · 2025Q1
- +28,133 · 2025Q1
- −2,000 · 2024Q4
- +76,247 · 2024Q3
- +13,443 · 2024Q3
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