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sellWeak

Thomas C. Chow sold $15k of MSTR

EVP & General Counsel at MICROSTRATEGY Inc. 106 shares at an average of $138.75, traded Sep 4, 2026, filed Sep 8, 2026.

Warning score
35
Value
$15k
106 shares
Holdings after
0
-100% from before
From 52-week low
-
no price yet
From 52-week high
-
no price yet

Score components

  • Role
    Officer
    +15
  • Trade size
    $15k at market
    0
  • Share of holdings sold
    Sold 100% of holdings
    +20
  • Cluster
    No other insider selling within 14 days
    0

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

MSTROct 9, 2026 · close 154.34
Since filing Sep 8, 2026: +13.1%SPY +1.9% · excess +11.2%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001193125-26-385183, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Sep 4, 2026SOpen-market sale
Class A Common Stock
-106$138.75$15k034 d ago

Related signals

Other insiders at MICROSTRATEGY Inc and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
9Weak
MSTRsell
MICROSTRATEGY Inc
Jarrod M Patten
director
$81k
475 shares
-2%
13Weak
MSTRsell
MICROSTRATEGY Inc
Jarrod M Patten
director
$238k
1,425 shares
-5%
13Weak
MSTRsell10b5-1
MICROSTRATEGY Inc
Andrew Kang
EVP & CFO
$719k
2,185 shares
-13%
41Moderate
MSTRbuy
MICROSTRATEGY Inc
Andrew Kang
EVP & CFO
$128k
1,500 shares
-
60Notable
MSTRsell 5
MICROSTRATEGY Inc
Stephen X Graham
director
$9.0M
20,000 shares
-74%
0Weak
MSTRsell 610b5-1
MICROSTRATEGY Inc
Jeanine Montgomery
SVP & CAO
$17k
46 shares
-1%
21Weak
MSTRsell 610b5-1
MICROSTRATEGY Inc
Phong Le
President & CEO
$404k
1,252 shares
-8%
13Weak
MSTRsell 610b5-1
MICROSTRATEGY Inc
Jeanine Montgomery
SVP & CAO
$242k
752 shares
-10%
40Moderate
MSTRsell 610b5-1
MICROSTRATEGY Inc
Wei-Ming Shao
SEVP & General Counsel
$7.0M
19,252 shares
-79%
60Notable
MSTRsell 6
MICROSTRATEGY Inc
Stephen X Graham
director
$11M
30,000 shares
-81%

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.

Thomas C. Chow sold $15k of MSTR | InsiderTell