Arch Capital Group Ltd.
US ˙ NasdaqGS ˙ BMG0450A1053

SecurityACGL / Arch Capital Group Ltd.
InstitutionCENTRAL TRUST Co
Latest Disclosed Ownership510 shares
Latest Disclosed Value $ 48,955
CENTRAL TRUST Co reports 25.76% decrease in ownership of ACGL / Arch Capital Group Ltd.

On April 17, 2026 - CENTRAL TRUST Co filed a 13F-HR form disclosing ownership of 510 shares of Arch Capital Group Ltd. (US:ACGL) valued at $48,955 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 2, 2026 disclosing 687 shares of Arch Capital Group Ltd.. This represents a change in shares of -25.76% during the quarter. The current value of the position is $44,824 USD.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-04-17 2026-03-31 13F ARCH CAP GROUP ORD G0450A105 510 -177 -25.76 49 -26.15 0.0010
2026-02-02 2025-12-31 13F ARCH CAP GROUP ORD G0450A105 687 -190 -21.66 66 -17.72 0.0013
2025-11-06 2025-09-30 13F ARCH CAP GROUP ORD G0450A105 877 -293 -25.04 80 -25.47 0.0017
2025-08-07 2025-06-30 13F ARCH CAP GROUP ORD G0450A105 1,170 -2,480 -67.95 107 -69.80 0.0025
2025-04-18 2025-03-31 13F ARCH CAP GROUP ORD G0450A105 3,650 -8,478 -69.90 351 -68.66 0.0086
2025-01-24 2024-12-31 13F ARCH CAP GROUP ORD G0450A105 12,128 17 0.14 1,120 -17.28 0.0274
2024-10-22 2024-09-30 13F ARCH CAP GROUP ORD G0450A105 12,111 1,713 16.47 1,355 29.08 0.0317
2024-08-05 2024-06-30 13F ARCH CAP GROUP ORD G0450A105 10,398 5,574 115.55 1,049 135.73 0.0257
2024-04-24 2024-03-31 13F ARCH CAP GROUP ORD G0450A105 4,824 4,570 1,799.21 446 2,372.22 0.0111
2024-01-24 2023-12-31 13F ARCH CAP GROUP ORD G0450A105 254 -206 -44.78 19 -50.00 0.0005
2023-10-26 2023-09-30 13F ARCH CAP GROUP ORD G0450A105 460 -165 -26.40 37 -21.74 0.0011
2023-07-26 2023-06-30 13F ARCH CAP GROUP ORD G0450A105 625 -15 -2.34 47 6.98 0.0013
2023-04-19 2023-03-31 13F ARCH CAP GROUP ORD G0450A105 640 -52 -7.51 43 0.00 0.0013
2023-01-26 2022-12-31 13F ARCH CAP GROUP ORD G0450A105 692 0 0.00 43 34.38 0.0013
2022-11-17 2022-09-30 13F/A-2 ARCH CAP GROUP ORD G0450A105 692 252 57.27 32 60.00 0.0011
2022-11-04 2022-09-30 13F/A-1 ARCH CAP GROUP ORD G0450A105 440 0 20 0.0004
2022-11-03 2022-09-30 13F ARCH CAP GROUP ORD G0450A105 440 0 20 0.0004
2022-08-09 2022-06-30 13F ARCH CAP GROUP ORD G0450A105 440 105 31.34 20 25.00 0.0007
2022-05-03 2022-03-31 13F ARCH CAPITAL GROUP FOREIGN STOCK G0450A105 335 291 661.36 16 700.00 0.0005
2022-02-08 2021-12-31 13F ARCH CAPITAL GROUP FOREIGN STOCK G0450A105 44 0 0.00 2 0.00 0.0001
2021-10-19 2021-09-30 13F ARCH CAPITAL GROUP FOREIGN STOCK G0450A105 44 44 2 0.0001
2019-04-26 2019-03-31 13F ARCH CAPITAL GROUP FOREIGN STOCK G0450A105 0 -2,235 -100.00 0 -100.00
2019-01-08 2018-12-31 13F ARCH CAPITAL GROUP FOREIGN STOCK G0450A105 2,235 -5,800 -72.18 60 -75.00 0.0040
2018-10-04 2018-09-30 13F ARCH CAPITAL GROUP FOREIGN STOCK G0450A105 8,035 8,035 240 0.0140
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.