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Insider · CIK 0001244276

David A Dykstra

coochairofficer

Files at WTFC (WINTRUST FINANCIAL CORP). First filing Oct 29, 2024, latest Aug 13, 2026.

David A Dykstra files SEC Form 4 as COO and chair at WTFC (WINTRUST FINANCIAL CORP). Since Oct 29, 2024, David A Dykstra has reported 0 open-market buys worth $0 and 6 open-market sells worth $9.1M, the latest filed on Aug 13, 2026.

A track record needs three past buys with six months of prices behind them; David A Dykstra has 0, so none is measured yet.

The newest scored trade: sold $2.2M of WTFC on Aug 13, 2026, filed Aug 13, 2026, scored 45 (moderate). In the last 12 months: 0 buys worth $0 and 2 sells worth $3.6M.

Track record
Not enough history
Fewer than three past buys with six months of prices.
Median 6-month excess
-
after past buys, n = 0
Hit rate
-
past buys that beat the index over 6 months
Open-market trades
0 / 6
$0 bought, $9.1M sold

Where the trades landed

Last year at the company this insider has traded most, with each buy and sell on the bar it happened.

WTFC: WINTRUST FINANCIAL CORP

WTFCOct 9, 2026 · close 143.25

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™

Signals

This insider’s open-market buys and sells, scored.

ScoreCompanyValueHoldingsPrice contextFiled
45Moderate
WTFCsell
WINTRUST FINANCIAL CORP
$2.2M
13,515 shares
-8%+37% from low-2% from high
60Notable
WTFCsell 3
WINTRUST FINANCIAL CORP
$1.4M
9,579 shares
-5%+36% from low-8% from high
53Moderate
WTFCsell 2
WINTRUST FINANCIAL CORP
$2.0M
14,942 shares
-8%+39% from low-4% from high
53Moderate
WTFCsell 2
WINTRUST FINANCIAL CORP
$1.2M
9,480 shares
-5%-
54Moderate
WTFCsell 3
WINTRUST FINANCIAL CORP
$553k
4,213 shares
-2%-
60Notable
WTFCsell 3
WINTRUST FINANCIAL CORP
$1.8M
15,492 shares
-7%-

Planned sales

Form 144 notices this insider filed before selling restricted or control stock, newest first.

FiledCompanySharesValueSale datePast 3 months
Aug 13, 2026 WTFC
WINTRUST FINANCIAL CORP
13,515
0.02% of outstanding
$2.2MAug 13, 2026none
Apr 27, 2026 WTFC
WINTRUST FINANCIAL CORP
9,579
0.01% of outstanding
$1.4MApr 27, 2026none
Jul 29, 2025 WTFC
Wintrust Financial Corporation
14,942
0.02% of outstanding
$2.0MJul 29, 2025none
Feb 24, 2025 WTFC
WINTRUST FINANCIAL CORP
9,480
0.01% of outstanding
$1.2MFeb 26, 2025$553k
Jan 27, 2025 WTFC
WINTRUST FINANCIAL CORP
4,213
0.01% of outstanding
$560kJan 27, 2025$1.8M
Oct 29, 2024 WTFC
Wintrust Financial Corporation
15,492
0.02% of outstanding
$1.8MOct 29, 2024none

Transactions

Every row this insider has filed, 18 in all, newest first.

DateCompanyTransactionSharesPriceValueHoldings afterFiled
Aug 20, 2026WTFC
WINTRUST FINANCIAL CORP
AGrant or award
Common Stock
+153$152.61$23k166,602Aug 21, 2026
Aug 13, 2026WTFC
WINTRUST FINANCIAL CORP
SOpen-market sale
Common Stock
-13,515$162.77$2.2M166,449Aug 13, 2026
May 28, 2026WTFC
WINTRUST FINANCIAL CORP
AGrant or award
Common Stock
+154$150.69$23k179,964May 29, 2026
Apr 27, 2026WTFC
WINTRUST FINANCIAL CORP
SOpen-market sale
Common Stock
-9,579$148.82$1.4M179,810Apr 28, 2026
Feb 25, 2026WTFC
WINTRUST FINANCIAL CORP
FTax withholding
Common Stock
-4,172$149.83$625k189,389Feb 27, 2026
Feb 20, 2026WTFC
WINTRUST FINANCIAL CORP
AGrant or award
Common Stock
+151$153.49$23k193,561Feb 23, 2026
Jan 26, 2026WTFC
WINTRUST FINANCIAL CORP
FTax withholding
Common Stock
-1,670$146.20$244k193,410Jan 28, 2026
Jan 22, 2026WTFC
WINTRUST FINANCIAL CORP
AGrant or award
Common Stock
+12,546$152.21$1.9M195,080Jan 26, 2026
Nov 20, 2025WTFC
WINTRUST FINANCIAL CORP
AGrant or award
Common Stock
+164$127.91$21k182,534Nov 24, 2025
Aug 21, 2025WTFC
WINTRUST FINANCIAL CORP
AGrant or award
Common Stock
+162$128.71$21k182,370Aug 22, 2025
Jul 29, 2025WTFC
WINTRUST FINANCIAL CORP
SOpen-market sale
Common Stock
-14,942$131.53$2.0M182,208Jul 30, 2025
May 22, 2025WTFC
WINTRUST FINANCIAL CORP
AGrant or award
Common Stock
+175$118.71$21k197,150May 27, 2025
Feb 27, 2025WTFC
WINTRUST FINANCIAL CORP
SOpen-market sale
Common Stock
-9,480$123.64$1.2M196,975Feb 28, 2025
Feb 20, 2025WTFC
WINTRUST FINANCIAL CORP
AGrant or award
Common Stock
+161$128.82$21k206,455Feb 24, 2025
Jan 28, 2025WTFC
WINTRUST FINANCIAL CORP
SOpen-market sale
Common Stock
-4,213$131.31$553k206,294Jan 29, 2025
Jan 23, 2025WTFC
WINTRUST FINANCIAL CORP
AGrant or award
Common Stock
+12,780$133.62$1.7M210,507Jan 27, 2025
Nov 22, 2024WTFC
WINTRUST FINANCIAL CORP
AGrant or award
Common Stock
+136$137.08$19k197,727Nov 26, 2024
Oct 29, 2024WTFC
WINTRUST FINANCIAL CORP
SOpen-market sale
Common Stock
-15,492$115.48$1.8M197,591Oct 29, 2024

Questions about David A Dykstra

Answered from the filings on this page, as of the latest one.

Is David A Dykstra buying or selling?

In the last 12 months David A Dykstra reported 0 open-market buys worth $0 and 2 open-market sells worth $3.6M on SEC Form 4; the latest was sold $2.2M of WTFC on Aug 13, 2026. Grants, option exercises and tax withholding are not counted.

How did David A Dykstra's past buys perform?

Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and David A Dykstra has 0.

Where does David A Dykstra file Form 4?

David A Dykstra has filed Form 4 at WTFC (WINTRUST FINANCIAL CORP) as VICE CHAIRMAN AND COO. A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

David A Dykstra: insider trades and track record | InsiderTell