AJU IB Investment Co., Ltd. — 13F Holdings

2026 Q1  ·  9 Positions

2026 Q1 Portfolio Activity

In 2026 Q1, AJU IB Investment Co., Ltd. maintained a portfolio of 9 distinct positions. The most significant new addition was RALLYBIO CORP, now representing 2.77% of the total fund value. Conversely, AJU IB Investment Co., Ltd. completely exited their position in RALLYBIO CORP.
Position History hover any row below to update
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PCA Score Concentration Risk
Risk ENB
Total Positions
9
Quarter
2026 Q1
Top Holding
ACLX (84.1%)
Top 10 Concentration
100.0%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-9 of 9

AJU IB Investment Co., Ltd. Full Holdings List — 2026 Q1

Stock History Sector / Type Port % Prev % Rank / Prev Conviction
Freshness
Change % Change Influence Shares Mkt Value Avg Cost Price Held 1st Owned Source Source Date Date Reported
ACLX
ARCELLX INC
Healthcare 84.07% 63.94% #1
Prev: #1
7.0
no change no change
P
S
223,486 $25,660,663 2022 Q1 13F Filing 2026-03-31 2026-05-08
KYMR
KYMERA THERAPEU...
Healthcare 5.36% 6.71% #2 1
Prev: #3
4.6
no change no change
P
S
19,648 $1,636,482 2021 Q1 13F Filing 2026-03-31 2026-05-08
SEER
SEER INC
Healthcare 5.05% 6.56% #3 1
Prev: #4
4.0
no change no change
P
S
816,375 $1,542,949 2021 Q1 13F Filing 2026-03-31 2026-05-08
N/A
RALLYBIO CORP
Unknown 2.77% #4
Prev: #—
5.1
94,334
NEW
94,334 $846,176 13F Filing 2026-03-31 2026-05-08
STRO
SUTRO BIOPHARMA...
Healthcare 1.43% 0.89% #5 2
Prev: #7
2.1
no change no change
P
S
17,500 $435,925 2021 Q1 13F Filing 2026-03-31 2026-05-08
N/A
XILIO THERAPEUT...
Unknown 1.31% #6
Prev: #—
4.0
47,695
NEW
47,695 $401,115 13F Filing 2026-03-31 2026-05-08
RAPT
RAPT THERAPEUTI...
Healthcare 0.00% 1.85%
Sold All 😨
(Was: #6)
0.0
-12,437 -100.0%
CLOSED
$— 2021 Q1 13F Filing 2026-03-31 2026-05-08
XLO
XILIO THERAPEUT...
Healthcare 0.00% 1.88%
Sold All 😨
(Was: #5)
0.0
-667,742 -100.0%
CLOSED
$— 2021 Q4 13F Filing 2026-03-31 2026-05-08
RLYB
RALLYBIO CORP
Healthcare 0.00% 18.18%
Sold All 😨
(Was: #2)
0.0
-754,678 -100.0%
CLOSED
$— 2021 Q4 13F Filing 2026-03-31 2026-05-08
Showing 1-9 of 9 holdings

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