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sellWeak cluster of 810b5-1 plan

Alissa Michelle Starzak sold $3.5M of NET

Chief Legal Officer at Cloudflare, Inc.. 16,243 shares at an average of $216.15, traded May 28, 2026, filed Jun 1, 2026.

Warning score
25
Value
$3.5M
16,243 shares
Holdings after
118,395
-12% from before
From 52-week low
+42%
low $160.19, close $228.11
From 52-week high
-11%
high $256.79, as of May 28, 2026

Score components

  • Role
    Officer
    +15
  • Trade size
    $3.5M at market
    +25
  • Share of holdings sold
    Sold 12% of holdings
    +5
  • Cluster
    8 insiders selling within 14 days
    +15
  • Exercise and sell
    Shares came from an option exercise in the same filing
    -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.

NETOct 9, 2026 · close 360.93
Since filing Jun 1, 2026: +33.3%SPY +3.1% · excess +30.2%

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 0002128025-26-000009, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
May 28, 2026MOption exercise
Class A Common Stock10b5-1
+10,001$77.70$777k134,638Jun 1, 2026
May 28, 2026SOpen-market sale
Class A Common Stock10b5-1
-1,296$213.30$276k133,342Jun 1, 2026
May 28, 2026SOpen-market sale
Class A Common Stock10b5-1
-4,520$215.01$972k128,822Jun 1, 2026
May 28, 2026SOpen-market sale
Class A Common Stock10b5-1
-3,264$216.12$705k125,558Jun 1, 2026
May 28, 2026SOpen-market sale
Class A Common Stock10b5-1
-5,721$217.21$1.2M119,837Jun 1, 2026
May 28, 2026SOpen-market sale
Class A Common Stock10b5-1
-1,442$218.13$315k118,395Jun 1, 2026
May 28, 2026MOption exercise
Performance Stock Option (right to buy)derivative10b5-1
-10,001$0.00$089,999Jun 1, 2026

Related signals

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

ScoreCompanyInsiderValueHoldingsFiled
Pro nowfree Oct 14, 2026
NETsell 210b5-1
Cloudflare, Inc.
Michelle Zatlyn
President and Board Co-Chair
$35M
99,009 shares
-96%
35Weak
NETsell 310b5-1
Cloudflare, Inc.
Carl Ledbetter
director
$1.8M
5,000 shares
-1%
27Weak
NETsell 310b5-1
Cloudflare, Inc.
Thomas J Seifert
Chief Financial Officer
$3.3M
10,000 shares
-8%
35Weak
NETsell 310b5-1
Cloudflare, Inc.
Carl Ledbetter
director
$1.6M
5,000 shares
-1%
45Moderate
NETsell 310b5-1
Cloudflare, Inc.
Michelle Zatlyn
PRESIDENT & BOARD CO-CHAIR
$28M
99,009 shares
-96%
45Moderate
NETsell 710b5-1
Cloudflare, Inc.
Michelle Zatlyn
President and Board Co-Chair
$28M
99,009 shares
-96%
27Weak
NETsell 810b5-1
Cloudflare, Inc.
Thomas J Seifert
Chief Financial Officer
$3.1M
10,000 shares
-8%
25Weak
NETsell 810b5-1
Cloudflare, Inc.
Janel Riley
Chief Accounting Officer
$1.6M
5,148 shares
-11%
20Weak
NETsell 810b5-1
Cloudflare, Inc.
Alissa Michelle Starzak
Chief Legal Officer
$1.8M
5,871 shares
-5%
17Weak
NETsell 810b5-1
Cloudflare, Inc.
John Graham-Cumming
director
$766k
2,520 shares
-1%

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.