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sellWeak cluster of 510b5-1 plan

Lisa K Miller sold $520k of LFST

Chief Operating Officer at LifeStance Health Group, Inc.. 47,912 shares at an average of $10.85, traded Aug 10, 2026, filed Aug 12, 2026.

Warning score
38
Value
$520k
47,912 shares
Holdings after
281,289
-15% from before
From 52-week low
+160%
low $4.57, close $11.90
From 52-week high
0%
high $11.90, as of Aug 10, 2026

Score components

  • Role
    COO
    +20
  • Trade size
    $520k at market
    +18
  • Share of holdings sold
    Sold 15% of holdings
    +5
  • Cluster
    5 insiders selling within 14 days
    +15
  • 10b5-1 plan
    Pre-scheduled under a 10b5-1 plan
    -20

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.

LFSTOct 13, 2026 · close 12.32
Since filing Aug 12, 2026: +0.7%SPY +1.0% · excess -0.2%

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 0001193125-26-347084, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Aug 10, 2026SOpen-market sale
Common Stock10b5-1
-47,912$10.85$520k281,289Aug 12, 2026

Related signals

Other insiders at LifeStance Health Group, Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
50Moderate
LFSTsell 2
LifeStance Health Group, Inc.
Tpg Gp A, LLC
owner
$226M
18,409,705 shares
-19%
47Moderate
LFSTsell 2
LifeStance Health Group, Inc.
Vukasin Paunovich
Chief Technology Officer
$541k
42,067 shares
-17%
40Moderate
LFSTsell 5
LifeStance Health Group, Inc.
Teresa DeLuca
director
$95k
7,500 shares
-7%
48Moderate
LFSTsell 5
LifeStance Health Group, Inc.
Teresa DeLuca
director
$250k
20,441 shares
-16%
60Notable
LFSTsell 5
LifeStance Health Group, Inc.
Kenneth A Burdick
Chief Executive Officer
$5.8M
500,000 shares
-14%
57Moderate
LFSTsell 5
LifeStance Health Group, Inc.
Tpg Gp A, LLC
owner
$145M
13,643,207 shares
-12%
33Weak
LFSTsell 510b5-1
LifeStance Health Group, Inc.
Vukasin Paunovich
Chief Technology Officer
$482k
44,394 shares
-15%
40Moderate
LFSTsell10b5-1
LifeStance Health Group, Inc.
Robert Bessler
director
$9.1M
894,337 shares
-91%
60Notable
LFSTsell 4
LifeStance Health Group, Inc.
Darren M. Black
director
$47M
5,899,661 shares
-20%
65Notable
LFSTsell 4
LifeStance Health Group, Inc.
Robert Bessler
director
$4.6M
575,034 shares
-45%

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.

Lisa K Miller sold $520k of LFST | InsiderTell