AJU IB Investment Co., Ltd.
CIK
1710065
Location
Seoul, M5
Portfolio Value
Micro
$29,514,828
Diversification
Highly concentrated
Filing Date
Global Rank
#7,064
/ 8,232
▲ 409
Top Industry
Biotechnology
100.0%
3Y Alpha vs SPY
+0.4%
Period ended 2 months ago
Filed May 8, 2026 · 36d
14 quarters · since Dec 2020
Clone Performance
Jun 2023–Jun 2026 · vs SPYHypothetical growth of cloning every reported 13F position and rebalancing on each filing, indexed to the same start.
Cloned portfolio
+78.4%
SPY
+76.5%
Annualised alpha
+0.4%
Max drawdown
−47.6%
Estimate. 13F holdings are quarter-lagged and long-only, so the clone rebalances about 45 days after each period end — when the filing becomes public — and excludes options and short positions. Past performance does not predict future results.
Portfolio Concentration
4 positions · as of Mar 31, 2026 · Δ vs Dec 31, 2025Top Position
86.9%
+25.1 pts
Top 5
100.0%
0.0 pts
Top 10
100.0%
0.0 pts
HHI
7,619
Highly concentrated+3,074
Portfolio Trend
14 quarters · across all stocks
Sector Breakdown
As of Mar 31, 2026| Sector | % Portfolio | Value |
|---|---|---|
| Healthcare | 100.0% | $29,514,828 |
Last Quarter's Activity
Export CSVAdded To
Positions the filer increasedNo qualifying positions this quarter.
Trimmed
Positions the filer reducedNo qualifying positions this quarter.
New Positions
Positions the filer opened this quarter
1 positions
| Ticker | Company | Shares | Value | Open |
|---|---|---|---|---|
| RLYB | Rallybio Corp | 94,334 | $846,175 | |
| No positions match the current search. | ||||
Sold Out
Positions the filer fully exited
1 positions
| Ticker | Company | Shares | Value | Open |
|---|---|---|---|---|
| XLO | Xilio Therapeutics, Inc. | 667,742 | $5,982,968 | |
| No positions match the current search. | ||||
4 positions ·
$29,514,828 total
· as of Mar 31, 2026
| Ticker | Company | Type | Shares | Value (USD) | % of Portfolio | History |
|---|---|---|---|---|---|---|
| ACLX |
Arcellx, Inc.
Healthcare
|
Held | 223,486 | $25,660,662 | 86.94% | |
| KYMR |
Kymera Therapeutics, Inc.
Healthcare
|
Held | 19,648 | $1,636,481 | 5.54% | |
| SEER |
Seer, Inc.
Healthcare
|
Held | 816,375 | $1,371,510 | 4.65% | |
| RLYB |
Rallybio Corp
Healthcare
|
NEW | 94,334 | $846,175 | 2.87% |