ABG Innovation Capital Partners III GP Ltd

In its 13F for Q1 2025 (holdings as of March 31, 2025, filed May 15, 2025), ABG Innovation Capital Partners III GP Ltd reported 3 stock positions worth $800 thousand. Its top holding was Castle Biosciences (CSTL) at 91.9% of the portfolio, followed by Whitehawk Therapeutics (WHWK, 5.9%) and Synlogic (SYBX, 2.1%). Its holdings were unchanged from Q4 2024.

Most Recent 13F
Q2 2026
Location
CENTRAL, HONG KONG, K3
CIK
0001845297
Portfolio Value
$800K (Q1 2025)
SEC Filing
0000950123-25-005580 ↗ filed May 15, 2025

Holdings Value

0$500K$1.0M$1.5M Q1 2024: $832K Q1 2024 Q2 2024: $860K Q2 2024 Q3 2024: $1.1M Q3 2024 Q4 2024: $1.1M Q4 2024 Q1 2025: $800K $800K Q1 2025 Q2 2025: $50K Q2 2025 Q3 2025: $51K Q3 2025 Q4 2025: $65K Q4 2025 Q1 2026: $0 Q1 2026 Q2 2026: $0 Q2 2026

Holdings 3 stocks · $800K
CSTL Castle Biosciences Inc. 91.94% 36,747 $736K No change
WHWK Whitehawk Therapeutics Inc. 5.93% 26,666 $47K No change
SYBX Synlogic Inc. 2.13% 13,727 $17K No change

Portfolio Sells Q4 2024 → Q1 2025
None this quarter.

Portfolio Buys Q4 2024 → Q1 2025
None this quarter.

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 0$0
Q1 2026 0$0
Q4 2025 1$65KWHWK
Q3 2025 1$51KWHWK
Q2 2025 1$50KWHWK
Q1 2025 3$800KCSTL, WHWK, SYBX
Q4 2024 3$1.1MCSTL, WHWK, SYBX
Q3 2024 3$1.1MCSTL, WHWK, SYBX
Q2 2024 3$860KCSTL, WHWK, SYBX
Q1 2024 3$832KCSTL, WHWK, SYBX