FUN

Six Flags Entertainment Corporation

Consumer Cyclical Amusement & Recreation Services Market cap: $850.2M All insider activity → Quote and statistics → Sign in to watch FUN Sign in to set a price alert

AI summary Open-market stock purchases by directors and the chair

Insider Score Band 60–79

Research score: 56
AI adjustment: +5

Research score, not a recommendation.

Total bought$6.2M5 Form 4 purchases

Distinct insiders3open-market buyers

Lead insiderHADDRILL RICHARD MChair

Cluster window2026-05-12 → 2026-06-15active

Market data

Live quote and chart from Yahoo Finance, loaded through this server. Insider purchases are marked on the chart.

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Why this score

Research score: a weighted blend of the five factors, times the routine and offering discounts, minus the selling penalty.

Breadth number & diversity of participating insiders

37%

Seniority executive rank of buyers (CEO/CFO/Director)

84%

Commitment purchase size relative to company & holdings

65%

Context buying into stock weakness signals conviction

72%

Timing coordinated purchases within a tight window

27%

Routine-purchase discount × 1.00

Company-type / offering discount × 1.00

Net insider selling penalty − 0

Why are they buying?

AI · discretionary · catalyst none · documented

Insiders purchased shares on the open market without explicit corporate guidance or specific stated triggers linking the transactions to immediate news events.

Directors Marilyn G. Spiegel, Rehan Jaffer, and Board Chair Richard M. Haddrill acquired shares through open-market transactions during May and June 2026.

Filing references and sources

Stock Price & Insider Purchase History

Daily close price with open-market insider purchases plotted over time

Loading price history…

Transactions

5 Form 4 trades · 3 insiders Sign in to download CSV

Purchases in this cluster, grouped by insider, largest first
Date	Insider	Role	Shares	Price	Value	Filing
2026-06-12 → 2026-06-15	JAFFER REHAN history of JAFFER REHAN's purchases	Director	250,000	$23.55 avg	$5.9M
2026-06-12	JAFFER REHAN		125,000	$23.69	$3.0M	SEC filing for JAFFER REHAN (opens in a new tab)
2026-06-15	JAFFER REHAN		125,000	$23.41	$2.9M	SEC filing for JAFFER REHAN (opens in a new tab)
2026-05-12	HADDRILL RICHARD M history of HADDRILL RICHARD M's purchases	Chair	10,000	$19.08	$190.8K	SEC filing for HADDRILL RICHARD M (opens in a new tab)
2026-05-12 → 2026-05-21	Spiegel Marilyn G history of Spiegel Marilyn G's purchases	Director	5,000	$19.11 avg	$95.6K
2026-05-12	Spiegel Marilyn G		2,500	$19.13	$47.8K	SEC filing for Spiegel Marilyn G (opens in a new tab)
2026-05-21	Spiegel Marilyn G		2,500	$19.10	$47.8K	SEC filing for Spiegel Marilyn G (opens in a new tab)
Total					$6.2M

What happened next

A run ends after a pause in the buying, so one company can have several. Returns are the stock's return minus its benchmark's (IWM for small companies, SPY otherwise), from the first open after the run became a cluster. Past results, not a forecast.

After this run became a cluster: 21 days -30.4%63 days -47.8%126 days –