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sellNotable cluster of 3

Robert J Perna sold $1.1M of KN

SVP, General Counsel & Sec at Knowles Corp. 56,130 shares at an average of $20.47, traded Jul 28, 2025, filed Jul 29, 2025.

Warning score
60
Value
$1.1M
56,130 shares
Holdings after
66,552
-60% from before
From 52-week low
+63%
low $12.76, close $20.84
From 52-week high
0%
high $20.84, as of Jul 28, 2025

Score components

  • Role
    Officer
    +15
  • Trade size
    $1.1M at market
    +25
  • Share of holdings sold
    Sold 60% of holdings
    +20
  • Cluster
    3 insiders selling within 14 days
    +15
  • Exercise and sell
    Shares came from an option exercise in the same filing
    -15

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.

This signal so far: 1m +4.2%, 3m +12.7%, 6m +16.3%.

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.

KNOct 13, 2026 · close 36.58
Since filing Jul 29, 2025: +75.5%SPY +24.1% · excess +51.4%

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 0001587523-25-000068, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Mar 20, 2025GGift
Common Stock
-9,221--66,552Jul 29, 2025
Jul 28, 2025MOption exercise
Common Stock
+26,718$17.39$465k93,270Jul 29, 2025
Jul 28, 2025SOpen-market sale
Common Stock
-26,718$20.47$547k66,552Jul 29, 2025
Jul 28, 2025MOption exercise
Common Stock
+29,412$16.77$493k95,964Jul 29, 2025
Jul 28, 2025SOpen-market sale
Common Stock
-29,412$20.47$602k66,552Jul 29, 2025
Mar 20, 2025GGift
Common Stockindirect: by Trust
+9,221--9,221Jul 29, 2025
Jul 28, 2025MOption exercise
Non-Qualified Stock Option (right to buy)derivative
-29,412$16.77$493k0Jul 29, 2025
Jul 28, 2025MOption exercise
Non-Qualified Stock Option (right to buy)derivative
-26,718$17.39$465k0Jul 29, 2025

Related signals

Other insiders at Knowles Corp and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
28Weak
KNsell 310b5-1
Knowles Corp
Cheryl L Shavers
director
$260k
6,618 shares
-16%
28Weak
KNsell 310b5-1
Knowles Corp
Cheryl L Shavers
director
$260k
6,618 shares
-16%
50Moderate
KNsell 310b5-1
Knowles Corp
Jeffrey Niew
President & CEO
$7.8M
200,000 shares
-23%
47Moderate
KNsell 310b5-1
Knowles Corp
John S. Anderson
Senior Vice President & CFO
$1.6M
40,000 shares
-17%
27Weak
KNsell
Knowles Corp
Raymond D. Cabrera
SVP, Chief HR Officer
$224k
6,178 shares
-5%
27Weak
KNsell10b5-1
Knowles Corp
Daniel J. Giesecke
Senior Vice President & COO
$754k
20,201 shares
-10%
48Moderate
KNsell 2
Knowles Corp
Jeffrey Niew
President & CEO
$4.7M
142,857 shares
-14%
33Weak
KNsell 2
Knowles Corp
Air A. Bastarrica Jr.
Vice President, Controller
$112k
3,623 shares
-7%
40Moderate
KNsell 2
Knowles Corp
Air A. Bastarrica Jr.
Vice President, Controller
$193k
6,377 shares
-11%
52Moderate
KNsell 4
Knowles Corp
Robert J Perna
SVP, General Counsel & Sec
$466k
16,643 shares
-19%

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.

Robert J Perna sold $1.1M of KN | InsiderTell