Skip to content
sellWeak cluster of 710b5-1 plan

Thielke Claire Cormier sold $39k of ZG

director at ZILLOW GROUP, INC.. 1,187 shares at an average of $33.09, traded Aug 11, 2026, filed Aug 12, 2026.

Warning score
21
Value
$39k
1,187 shares
Holdings after
3,562
-25% from before
From 52-week low
+18%
low $29.14, close $34.27
From 52-week high
-61%
high $86.76, as of Aug 11, 2026

Score components

  • Role
    Director
    +15
  • Trade size
    $39k at market
    +6
  • Share of holdings sold
    Sold 25% of holdings
    +5
  • Cluster
    7 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.

ZGOct 9, 2026 · close 29.87
Since filing Aug 12, 2026: -10.8%SPY +1.0% · excess -11.8%

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 0001628280-26-056364, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Aug 11, 2026SOpen-market sale
Class C Capital Stock10b5-1
-1,187$33.09$39k3,562Aug 12, 2026

Related signals

Other insiders at ZILLOW GROUP, INC. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
8Weak
ZGsell 210b5-1
ZILLOW GROUP, INC.
Erik C Blachford
director
$28k
792 shares
-2%
19Weak
ZGsell 210b5-1
ZILLOW GROUP, INC.
Thielke Claire Cormier
director
$42k
1,187 shares
-33%
37Weak
ZGsell 7
ZILLOW GROUP, INC.
David A. Beitel
Chief Technology Officer
$62k
1,798 shares
-1%
36Weak
ZGsell 710b5-1
ZILLOW GROUP, INC.
Jeremy Hofmann
COO & CFO
$314k
9,171 shares
-13%
36Weak
ZGsell 7
ZILLOW GROUP, INC.
Jennifer Rock
Chief Accounting Officer
$34k
990 shares
-2%
40Moderate
ZGsell 7
ZILLOW GROUP, INC.
Errol G Samuelson
Chief Industry Dev. Officer
$108k
3,154 shares
-2%
47Moderate
ZGsell 7
ZILLOW GROUP, INC.
Dan Spaulding
Chief People Officer
$179k
5,135 shares
-10%
38Weak
ZGsell 710b5-1
ZILLOW GROUP, INC.
Jeremy Wacksman
Chief Executive Officer
$517k
15,125 shares
-10%
0Weak
ZGsell10b5-1
ZILLOW GROUP, INC.
Erik C Blachford
director
$28k
791 shares
-2%
35Weak
ZGsell 810b5-1
ZILLOW GROUP, INC.
Jeremy Wacksman
Chief Executive Officer
$331k
9,072 shares
-6%

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.

Thielke Claire Cormier sold $39k of ZG | InsiderTell