Arch Capital Group LTD.

In its 13F for Q4 2024 (holdings as of December 31, 2024, filed February 10, 2025), Arch Capital Group LTD. reported 3 stock positions worth $428.0 million. Its top holding was Janus Henderson Aaa Clo ETF (JAAA) at 93.8% of the portfolio, followed by iShares 1-5Y Inv Grade (IGSB, 5.7%) and Ishr Ibx Usd Hiyld CB ETF-Ui (HYG, 0.6%). Compared with Q3 2024, it added to 1 and reduced 1. The biggest buy was Janus Henderson Aaa Clo ETF (JAAA, shares +49%) and the biggest sale iShares 1-5Y Inv Grade (IGSB, shares −78%).

Most Recent 13F
Q2 2026
Location
PEMBROKE, D0
CIK
0000947484
Portfolio Value
$428.0M (Q4 2024)
SEC Filing
0000947484-25-000010 ↗ filed Feb 10, 2025

Holdings Value

0$200.0M$400.0M$600.0M Q1 2024: $587.2M Q1 2024 Q2 2024: $228.3M Q2 2024 Q3 2024: $386.8M Q3 2024 Q4 2024: $428.0M $428.0M Q4 2024 Q1 2025: $358.6M Q1 2025 Q2 2025: $293.3M Q2 2025 Q3 2025: $293.8M Q3 2025 Q4 2025: $292.3M Q4 2025 Q1 2026: $290.4M Q1 2026 Q2 2026: $291.0M Q2 2026

Holdings 3 stocks · $428.0M

JAAA Janus Henderson Aaa Clo ETF 93.78% 7,915,345 $401.4M Add +49.1%
IGSB iShares 1-5Y Inv Grade Corp. 5.67% 469,378 $24.3M Reduce -78.4%
HYG Ishr Ibx Usd Hiyld CB ETF-Ui 0.55% 30,000 $2.4M No change

Portfolio Sells Q3 2024 → Q4 2024

IGSB iShares 1-5Y Inv Grade Corp. Reduce -78.4% 5.67% −23.89

Portfolio Buys Q3 2024 → Q4 2024

JAAA Janus Henderson Aaa Clo ETF Add +49.1% 93.78% +23.96

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 4$291.0MJAAA, SHYG, IGSB, HYG
Q1 2026 4$290.4MJAAA, SHYG, IGSB, HYG
Q4 2025 4$292.3MJAAA, SHYG, IGSB, HYG
Q3 2025 4$293.8MJAAA, SHYG, IGSB, HYG
Q2 2025 4$293.3MJAAA, SHYG, IGSB, HYG
Q1 2025 4$358.6MJAAA, IGSB, SHYG, HYG
Q4 2024 3$428.0MJAAA, IGSB, HYG
Q3 2024 3$386.8MJAAA, IGSB, HYG
Q2 2024 3$228.3MJAAA, IGSB, HYG
Q1 2024 4$587.2MIGSB, JAAA, JNK, HYG