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sell10b5-1 plan

Paul Caine sold $316k of MGNI

director at MAGNITE, INC.. 12,500 shares at an average of $25.29, traded Oct 12, 2026, filed Oct 14, 2026.

Warning score
Pro nowfree Oct 21, 2026
Value
$316k
12,500 shares
Holdings after
124,901
-9% from before
From 52-week low
+124%
low $11.20, close $25.08
From 52-week high
-2%
high $25.67, as of Oct 12, 2026

Score components

This filing reached EDGAR on Oct 14, 2026, so its score and components open to free visitors on Oct 21, 2026. The trade itself, the rows in the filing and the price context are public now.

Pro sees every score as it lands.

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.

MGNIOct 13, 2026 · close 25.32

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 0001411765-26-000011, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Oct 12, 2026SOpen-market sale
Common Stock10b5-1
-12,500$25.29$316k124,9012 h ago

Related signals

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

ScoreCompanyInsiderValueHoldingsFiled
22Weak
MGNIsell 610b5-1
MAGNITE, INC.
Paul Caine
director
$199k
7,500 shares
-5%
45Moderate
MGNIsell 610b5-1
MAGNITE, INC.
Douglas S Knopper
director
$981k
37,337 shares
-42%
15Weak
MGNIsell 610b5-1
MAGNITE, INC.
David Buonasera
CHIEF TECHNOLOGY OFFICER
$28k
1,165 shares
-0%
33Weak
MGNIsell 6
MAGNITE, INC.
Robert F Spillane
director
$246k
10,363 shares
-15%
20Weak
MGNIsell 610b5-1
MAGNITE, INC.
Paul Caine
director
$118k
5,000 shares
-3%
25Weak
MGNIsell 610b5-1
MAGNITE, INC.
Katie Seitz Evans
See Remarks
$336k
13,997 shares
-3%
39Weak
MGNIsell 610b5-1
MAGNITE, INC.
Aaron Saltz
CHIEF LEGAL OFFICER
$936k
40,000 shares
-15%
20Weak
MGNIsell 710b5-1
MAGNITE, INC.
Katie Seitz Evans
See Remarks
$1.0M
43,385 shares
-9%
21Weak
MGNIsell 610b5-1
MAGNITE, INC.
David Buonasera
CHIEF TECHNOLOGY OFFICER
$152k
6,414 shares
-3%
45Moderate
MGNIsell 510b5-1
MAGNITE, INC.
Sarah Patricia Harden
director
$1.2M
48,986 shares
-30%

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.

Paul Caine sold $316k of MGNI | InsiderTell