Prosperity Bancshares, Inc. (PB) Insider Trading

Over the last 3 months, PB insiders made 0 open-market buys and 44 sales, a net sale of -$673K (SEC Form 4). Over the last 6 months, 359 institutions increased and 260 reduced their position (13F).

Insider Activity

Sentiment
0/100
Buys (3m)
0
Sells (3m)
44
Net (3m)
-$672.6K
Insider trades by month Buys Sells
Mar
Apr
May
Jun
Jul
Aug
Context3-month price +6.4%Institutions accumulating (13F)
DateInsiderTypeSharesPrice
Aug 26, 2026HOLMES NED SdirectorSell5$72.26
Aug 26, 2026HOLMES NED SdirectorSell95$73.22
Aug 26, 2026HOLMES NED SdirectorSell500$73.19
Aug 19, 2026HOLMES NED SdirectorSell365$73.50
Aug 19, 2026HOLMES NED SdirectorSell23$74.20
Aug 19, 2026HOLMES NED SdirectorSell77$73.41
Aug 19, 2026HOLMES NED SdirectorSell135$74.21
Aug 19, 2026HOLMES NED SdirectorSell113$74.25
Aug 19, 2026HOLMES NED SdirectorSell387$73.47
Aug 13, 2026HOLMES NED SdirectorSell500$74.14
Aug 13, 2026HOLMES NED SdirectorSell100$74.16
Aug 5, 2026HOLMES NED SdirectorSell100$74.64
Aug 5, 2026HOLMES NED SdirectorSell500$74.62
Jul 30, 2026HOLMES NED SdirectorSell1$72.90
Jul 30, 2026HOLMES NED SdirectorSell95$74.31
Jul 30, 2026HOLMES NED SdirectorSell499$74.26
Jul 30, 2026HOLMES NED SdirectorSell5$72.84
Jul 22, 2026HOLMES NED SdirectorSell500$72.97
Jul 22, 2026HOLMES NED SdirectorSell100$73.01
Jul 15, 2026HOLMES NED SdirectorSell5$72.14
Jul 15, 2026HOLMES NED SdirectorSell95$73.11
Jul 15, 2026HOLMES NED SdirectorSell500$73.02
Jul 9, 2026HOLMES NED SdirectorSell5$71.76
Jul 9, 2026HOLMES NED SdirectorSell499$70.55
Jul 9, 2026HOLMES NED SdirectorSell1$71.74
Jul 9, 2026HOLMES NED SdirectorSell95$70.55
Jul 8, 2026Franklin Robert R Jrdirector, officer: Vice ChairmanGrant25,000
Jul 1, 2026LUEDKE WILLIAM T. IVdirectorGrant5,340$0.01
Jul 1, 2026HOLMES NED SdirectorSell5$72.79
Jul 1, 2026Swinbank Joe BdirectorGrant64,877$0.01

Source: PB SEC Form 4 filings, latest Aug 26, 2026. For informational purposes only — not investment advice.

Institutional activity (13F)

How institutions changed their PB positions over the last 6 months (SEC Form 13F).

Increased
359
New positions
152
Reduced
260
Sold out
53
Largest moves
InstitutionActionSharesFiled
BlackRock, Inc.Increased10.2MAug 7, 2026
BLACKROCK, INC.Increased9.4MMay 13, 2026
AQR CAPITAL MANAGEMENT LLCIncreased6.3MMay 15, 2026
AQR CAPITAL MANAGEMENT LLCReduced6.3MAug 14, 2026
VANGUARD PORTFOLIO MANAGEMENT LLCIncreased6.2MAug 13, 2026
VANGUARD PORTFOLIO MANAGEMENT LLCNew Position5.6MMay 8, 2026
STATE STREET CORPIncreased5.5MAug 7, 2026
STATE STREET CORPReduced5.1MMay 15, 2026
DIMENSIONAL FUND ADVISORS LPIncreased5.1MAug 11, 2026
BARROW HANLEY MEWHINNEY & STRAUSS LLCIncreased4.9MMay 13, 2026
DIMENSIONAL FUND ADVISORS LPIncreased4.9MMay 7, 2026
BARROW HANLEY MEWHINNEY & STRAUSS LLCReduced4.8MAug 12, 2026
VANGUARD CAPITAL MANAGEMENT LLCIncreased4.4MAug 13, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position4.3MMay 15, 2026
MORGAN STANLEYIncreased3.2MAug 13, 2026

Source: SEC Form 13F filings. For informational purposes only — not investment advice.