Skip to content
sellNotable cluster of 310b5-1 plan

Mark Zuckerberg sold $21M of META

COB and CEO at Meta Platforms, Inc.. 27,474 shares at an average of $777.44, traded Sep 24, 2026, filed Sep 28, 2026.

Warning score
65
Value
$21M
27,474 shares
Holdings after
1,220,703
-160% from before
From 52-week low
+48%
low $524.82, close $777.59
From 52-week high
0%
high $777.59, as of Sep 24, 2026

Score components

  • Role
    CEO
    +25
  • Trade size
    $21.4M at market
    +25
  • Share of holdings sold
    Sold 100% of holdings
    +20
  • Cluster
    3 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.

METAOct 9, 2026 · close 718.67
Since filing Sep 28, 2026: +0.4%SPY +1.7% · excess -1.3%

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 0000950103-26-014647, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Sep 24, 2026CConversion
Class A Common Stockindirect: By CZI Holdings, LLC10b5-1
+17,140$0.00$017,14014 d ago
Sep 24, 2026SOpen-market sale
Class A Common Stockindirect: By CZI Holdings, LLC10b5-1
-2,093$775.39$1.6M15,04714 d ago
Sep 24, 2026SOpen-market sale
Class A Common Stockindirect: By CZI Holdings, LLC10b5-1
-2,516$776.56$2.0M12,53114 d ago
Sep 24, 2026SOpen-market sale
Class A Common Stockindirect: By CZI Holdings, LLC10b5-1
-7,607$777.63$5.9M4,92414 d ago
Sep 24, 2026SOpen-market sale
Class A Common Stockindirect: By CZI Holdings, LLC10b5-1
-4,324$778.36$3.4M60014 d ago
Sep 24, 2026SOpen-market sale
Class A Common Stockindirect: By CZI Holdings, LLC10b5-1
-600$779.33$468k014 d ago
Sep 24, 2026SOpen-market sale
Class A Common Stockindirect: By Chan Zuckerberg Biohub, Inc.10b5-1
-1,133$775.32$878k1,229,90414 d ago
Sep 24, 2026SOpen-market sale
Class A Common Stockindirect: By Chan Zuckerberg Biohub, Inc.10b5-1
-1,769$776.56$1.4M1,228,13514 d ago
Sep 24, 2026SOpen-market sale
Class A Common Stockindirect: By Chan Zuckerberg Biohub, Inc.10b5-1
-4,810$777.66$3.7M1,223,32514 d ago
Sep 24, 2026SOpen-market sale
Class A Common Stockindirect: By Chan Zuckerberg Biohub, Inc.10b5-1
-2,146$778.40$1.7M1,221,17914 d ago
Sep 24, 2026SOpen-market sale
Class A Common Stockindirect: By Chan Zuckerberg Biohub, Inc.10b5-1
-476$779.28$371k1,220,70314 d ago
Sep 24, 2026CConversion
Class B Common Stockderivativeindirect: By CZI Holdings, LLC10b5-1
-17,140$0.00$0100,102,12714 d ago

Related signals

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

ScoreCompanyInsiderValueHoldingsFiled
45Moderate
METAsell 310b5-1
Meta Platforms, Inc.
Javier Olivan
Chief Operating Officer
$1.1M
1,575 shares
-18%
45Moderate
METAsell 310b5-1
Meta Platforms, Inc.
Javier Olivan
Chief Operating Officer
$1.2M
1,575 shares
-16%
40Moderate
METAsell 310b5-1
Meta Platforms, Inc.
Christopher K Cox
Chief Product Officer
$29M
40,000 shares
-18%
45Moderate
METAsell 310b5-1
Meta Platforms, Inc.
Javier Olivan
Chief Operating Officer
$1.1M
1,575 shares
-15%
35Weak
METAsell 410b5-1
Meta Platforms, Inc.
Christopher K Cox
Chief Product Officer
$14M
20,000 shares
-8%
45Moderate
METAsell 410b5-1
Meta Platforms, Inc.
Javier Olivan
Chief Operating Officer
$1.0M
1,575 shares
-14%
35Weak
METAsell 310b5-1
Meta Platforms, Inc.
Christopher K Cox
Chief Product Officer
$13M
20,000 shares
-8%
50Moderate
METAsell 310b5-1
Meta Platforms, Inc.
Javier Olivan
Chief Operating Officer
$3.3M
5,354 shares
-37%
45Moderate
METAsell 310b5-1
Meta Platforms, Inc.
Aaron Anderson
Chief Accounting Officer
$2.0M
3,240 shares
-34%
33Weak
METAsell 210b5-1
Meta Platforms, Inc.
Andrew Bosworth
Chief Technology Officer
$18M
27,506 shares
-128%

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.

Mark Zuckerberg sold $21M of META | InsiderTell