번영 Bancshares, Inc.
US ˙ NYSE ˙ US7436061052

SecurityPB / Prosperity Bancshares, Inc.
InstitutionPremier Fund Managers Ltd
Latest Disclosed Ownership381,757 shares
Latest Disclosed Value $ 25,067
Premier Fund Managers Ltd reports 5.92% decrease in ownership of PB / Prosperity Bancshares, Inc.

On May 14, 2026 - Premier Fund Managers Ltd filed a 13F-HR form disclosing ownership of 381,757 shares of Prosperity Bancshares, Inc. (US:PB) valued at $25,646,435 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 3, 2026 disclosing 405,764 shares of Prosperity Bancshares, Inc.. This represents a change in shares of -5.92% during the quarter. The current value of the position is $26,245,794 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)
2026-05-14 2026-03-31 13F PROSPERITY BANCSHARES COM 743606105 381,757 -24,007 -5.92 25 -10.71 1.7737
2026-02-03 2025-12-31 13F PROSPERITY BANCSHARES COM 743606105 405,764 -96,893 -19.28 28 -15.15 1.6343
2025-11-10 2025-09-30 13F PROSPERITY BANCSHARES COM 743606105 502,657 456 0.09 33 -5.71 1.3634
2025-08-11 2025-06-30 13F PROSPERITY BANCSHARES COM 743606105 502,201 1,997 0.40 35 0.00 1.2841
2025-05-08 2025-03-31 13F PROSPERITY BANCSHARES COM 743606105 500,204 204 0.04 35 -5.41 1.3177
2025-02-12 2024-12-31 13F PROSPERITY BANCSHARES COM 743606105 500,000 0 0.00 38 5.71 1.3394
2024-11-08 2024-09-30 13F PROSPERITY BANCSHARES COM 743606105 500,000 0 0.00 35 16.67 1.2568
2024-08-13 2024-06-30 13F PROSPERITY BANCSHARES COM 743606105 500,000 0 0.00 30 -6.25 1.2081
2024-05-13 2024-03-31 13F PROSPERITY BANCSHARES COM 743606105 500,000 -150,000 -23.08 33 -27.27 1.2878
2024-02-13 2023-12-31 13F PROSPERITY BANCSHARES COM 743606105 650,000 0 0.00 45 29.41 1.9194
2023-11-08 2023-09-30 13F PROSPERITY BANCSHARES COM 743606105 650,000 0 0.00 35 -8.11 1.6448
2023-08-03 2023-06-30 13F PROSPERITY BANCSHARES COM 743606105 650,000 0 0.00 37 -5.13 1.4749
2023-05-05 2023-03-31 13F PROSPERITY BANCSHARES COM 743606105 650,000 0 0.00 40 -17.02 1.5630
2023-02-09 2022-12-31 13F/A-1 PROSPERITY BANCSHARES COM 743606105 650,000 0 0.00 47 -99.89 1.8465
2023-02-08 2022-12-31 13F PROSPERITY BANCSHARES COM 743606105 777,049 127,049 54 2.1178
2022-11-04 2022-09-30 13F PROSPERITY BANCSHARES COM 743606105 650,000 59,000 9.98 43,449 7.54 3.2436
2022-08-09 2022-06-30 13F/A-1 PROSPERITY BANCSHARES COM 743606105 591,000 0 0.00 40,404 -2.86 1.7942
2022-08-08 2022-06-30 13F PROSPERITY BANCSHARES COM 743606105 591,000 0 1,458 0.0784
2022-05-10 2022-03-31 13F PROSPERITY BANCSHARES COM 743606105 591,000 0 0.00 41,592 -2.74 1.4541
2022-02-14 2021-12-31 13F PROSPERITY BANCSHARES COM 743606105 591,000 0 0.00 42,762 0.96 1.3756
2021-11-10 2021-09-30 13F PROSPERITY BANCSHARES COM 743606105 591,000 36,700 6.62 42,354 6.32 1.3734
2021-08-05 2021-06-30 13F PROSPERITY BANCSHARES COM 743606105 554,300 333,400 150.93 39,835 136.79 1.3482
2021-05-10 2021-03-31 13F PROSPERITY BANCSHARES COM 743606105 220,900 0 0.00 16,823 9.77 0.6513
2021-02-09 2020-12-31 13F PROSPERITY BANCSHARES COM 743606105 220,900 40,000 22.11 15,325 65.02 0.6624
2020-11-13 2020-09-30 13F PROSPERITY BANCSHARES COM 743606105 180,900 0 0.00 9,287 -13.51 0.5325
2020-08-13 2020-06-30 13F PROSPERITY BANCSHARES COM 743606105 180,900 180,900 10,738 0.6685
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.