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Insider · CIK 0001201647

Richard M Haddrill

chairofficerdirector

Files at FUN (Six Flags Entertainment Corporation/NEW). First filing May 14, 2026, latest May 14, 2026.

In brief

Richard M Haddrill files SEC Form 4 as chair and director at FUN (Six Flags Entertainment Corporation/NEW). Since May 14, 2026, Richard M Haddrill has reported 1 open-market buy worth $191k and 0 open-market sells worth $0, the latest filed on May 14, 2026.

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

The newest scored trade: bought $191k of FUN on May 12, 2026, filed May 14, 2026, scored 48 (moderate). In the last 12 months: 1 buy worth $191k and 0 sells worth $0.

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
1 / 0
$191k bought, $0 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.

FUN: Six Flags Entertainment Corporation/NEW

FUNOct 12, 2026 · close 11.92

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
48Moderate
FUNbuy 2
Six Flags Entertainment Corporation/NEW
$191k
10,000 shares
+5%+47% from low-50% from high

Transactions

Every row this insider has filed, 2 in all, newest first.

DateCompanyTransactionSharesPriceValueHoldings afterFiled
May 12, 2026FUN
Six Flags Entertainment Corporation/NEW
POpen-market purchase
Common Stock, par value $0.01 per share
+10,000$19.08$191k230,117May 14, 2026
Apr 16, 2026FUN
Six Flags Entertainment Corporation/NEW
AGrant or award
Common Stock, par value $0.01 per share
+217,797$0.00$0220,117Apr 20, 2026

Questions about Richard M Haddrill

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

Is Richard M Haddrill buying or selling?

In the last 12 months Richard M Haddrill reported 1 open-market buy worth $191k and 0 open-market sells worth $0 on SEC Form 4; the latest was bought $191k of FUN on May 12, 2026. Grants, option exercises and tax withholding are not counted.

How did Richard M Haddrill's past buys perform?

Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Richard M Haddrill has 0.

Where does Richard M Haddrill file Form 4?

Richard M Haddrill has filed Form 4 at FUN (Six Flags Entertainment Corporation/NEW) as Executive Chair. 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.

Richard M Haddrill: insider trades and track record | InsiderTell