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Insider · CIK 0001861740

Michelle M Frymire

director

Files at SOND (Sonder Holdings Inc.), NATL (NCR Atleos Corp), FUN (Six Flags Entertainment Corporation/NEW). First filing May 12, 2025, latest Nov 21, 2025.

Michelle M Frymire files SEC Form 4 as director at NATL (NCR Atleos Corp), and also at FUN (Six Flags Entertainment Corporation/NEW), SOND (Sonder Holdings Inc.). Since May 12, 2025, Michelle M Frymire has reported 0 open-market buys worth $0 and 2 open-market sells worth $532k, the latest filed on Nov 21, 2025.

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

The newest scored trade: sold $308k of NATL on Nov 19, 2025, filed Nov 21, 2025, scored 39 (weak). In the last 12 months: 0 buys worth $0 and 1 sell worth $308k.

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 / 2
$0 bought, $532k sold

Where the trades landed

Last year at the 2 companies this insider has traded most, with each buy and sell on the bar it happened.

NATL: NCR Atleos Corp

NATLOct 9, 2026 · close 45.79

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™

FUN: Six Flags Entertainment Corporation/NEW

FUNOct 9, 2026 · close 11.41

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
39Weak
NATLsell
NCR Atleos Corp
$308k
8,786 shares
-45%+53% from low-12% from high
37Weak
FUNsell
Six Flags Entertainment Corporation/NEW
$225k
5,929 shares
-45%+35% from low-23% from high

Planned sales

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

FiledCompanySharesValueSale datePast 3 months
Nov 19, 2025 NATL
NCR Atleos Corp
8,786
0.01% of outstanding
$308kNov 19, 2025none
May 12, 2025 FUN
Six Flags Entertainment Corp.
5,929
0.01% of outstanding
$225kMay 12, 2025none

Transactions

Every row this insider has filed, 9 in all, newest first.

DateCompanyTransactionSharesPriceValueHoldings afterFiled
Nov 19, 2025NATL
NCR Atleos Corp
SOpen-market sale
Common Stock
-8,786$35.02$308k10,838Nov 21, 2025
May 21, 2025NATL
NCR Atleos Corp
AGrant or award
Common Stock
+7,121$25.98$185k19,624May 23, 2025
May 12, 2025FUN
Six Flags Entertainment Corporation/NEW
SOpen-market sale
Common Stock, par value $0.01 per share
-5,929$37.89$225k7,162May 12, 2025
Mar 26, 2025FUN
Six Flags Entertainment Corporation/NEW
AGrant or award
Common Stock, par value $0.01 per share
+7,162$0.00$013,091Mar 28, 2025
Feb 13, 2025SOND
Sonder Holdings Inc.
MOption exercise
Common Stock
+10,431--12,811Feb 18, 2025
Feb 13, 2025SOND
Sonder Holdings Inc.
MOption exercise
Common Stock
+2,381--15,192Feb 18, 2025
Feb 13, 2025SOND
Sonder Holdings Inc.
AGrant or award
Common Stock
+49,689$0.00$064,881Feb 18, 2025
Feb 13, 2025SOND
Sonder Holdings Inc.
MOption exercise
Restricted Stock Unitsderivative
-10,431$0.00$00Feb 18, 2025
Feb 13, 2025SOND
Sonder Holdings Inc.
MOption exercise
Restricted Stock Unitsderivative
-2,381$0.00$02,381Feb 18, 2025

Questions about Michelle M Frymire

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

Is Michelle M Frymire buying or selling?

In the last 12 months Michelle M Frymire reported 0 open-market buys worth $0 and 1 open-market sell worth $308k on SEC Form 4; the latest was sold $308k of NATL on Nov 19, 2025. Grants, option exercises and tax withholding are not counted.

How did Michelle M Frymire's past buys perform?

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

Where does Michelle M Frymire file Form 4?

Michelle M Frymire has filed Form 4 at NATL (NCR Atleos Corp); FUN (Six Flags Entertainment Corporation/NEW); SOND (Sonder Holdings Inc.). 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.

Michelle M Frymire: insider trades and track record | InsiderTell