Knowles Corp (KN)
Data as of , from SEC Form 4 filings.
See up to 3 months of KN. The 7-day demo opens the 1M and 3M ranges and puts KN on your watchlist.
Start 7-day demoLatest KN insider trades
About Knowles Corp (KN)
Knowles Corp is engaged in the manufacturing of micro-acoustic microphones and balanced armature speakers, audio solutions, high-performance capacitors, and radio frequency filtering products. It operates in two segments; the Precision Devices segment specializes in the design and delivery of high-performance capacitor products and RF solutions; and Medtech & Specialty Audio segment designs and manufactures microphones and balanced armature speakers used in applications. The majority of its revenue comes from the Precision Devices. Geographically, it operates in United States, Asia, Other Americas, Europe and Others, out of which United States generates maximum revenue.
- ITASCA, IL
- 5,200
- 2014
- XNYS
KN Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 10 | 259,414 | $10.09M |
KN insider transactions (Form 4)
7763 Form 4 filings on record, the earliest from Nov 6, 2024, newest first. Filing history page 2 of 3.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| John S. Anderson - Officer | Tax withholding / forfeiture | Common Stock | 28,569 footnote F2 | $27.14 | $775K | |
| John S. Anderson - Officer | Grant or award | Common Stock | 23,950 footnote F3 | $0.00 | - | |
| John S. Anderson - Officer | Tax withholding / forfeiture | Common Stock | 5,234 footnote F4 | $27.16 | $142K | |
| John S. Anderson - Officer | Grant or award | Common Stock | 64,489 footnote F1 | $27.14 | $1.75M | |
| ||||||
| John S. Anderson - Officer | Open-market sale | Common Stock | 8,994 | $27.00 | $243K | |
| John S. Anderson - Officer | Open-market sale | Common Stock | 16,006 | $27.13 footnote F1 | $434K | |
| ||||||
 Robert J. Perna - Officer | Tax withholding / forfeiture | Common Stock | 2,946 footnote F1 | $26.98 | $79K | |
| Robert J. Perna - Officer | Open-market sale | Common Stock | 3,166 | $27.09 footnote F2 | $86K | |
| ||||||
| Jeffrey Niew - Officer | Tax withholding / forfeiture | Common Stock | 13,744 footnote F1 | $26.98 | $371K | |
| ||||||
| Daniel J. Giesecke - Officer | Open-market sale | Common Stock | 15,885 | $27.22 footnote F2 | $432K | |
| Daniel J. Giesecke - Officer | Tax withholding / forfeiture | Common Stock | 3,332 footnote F1 | $26.98 | $90K | |
| ||||||
| Raymond D. Cabrera - Officer | Open-market sale | Common Stock | 10,000 | $26.75 | $268K | |
| Raymond D. Cabrera - Officer | Tax withholding / forfeiture | Common Stock | 2,588 footnote F1 | $26.98 | $70K | |
| ||||||
| Air A. Bastarrica Jr. - Officer | Open-market sale | Common Stock | 2,433 | $26.82 | $65K | |
| Air A. Bastarrica Jr. - Officer | Open-market sale | Common Stock | 9,567 | $26.75 | $256K | |
| Air A. Bastarrica Jr. - Officer | Option exercise | Common Stock | 11,924 | $21.14 | $252K | |
| Air A. Bastarrica Jr. - Officer | Option exercise | Common Stock | 8,143 | $20.60 | $168K | |
| Air A. Bastarrica Jr. - Officer | Tax withholding / forfeiture | Common Stock | 10,304 footnote F1 | $27.24 | $281K | |
| Air A. Bastarrica Jr. - Officer | Tax withholding / forfeiture | Common Stock | 6,958 footnote F1 | $27.24 | $190K | |
| Air A. Bastarrica Jr. - Officer | Option exercise | Non-Qualified Stock Option (right to buy) | 8,143 footnote F2 | $20.60 | $168K | |
| Air A. Bastarrica Jr. - Officer | Option exercise | Non-Qualified Stock Option (right to buy) | 11,924 footnote F2 | $21.14 | $252K | |
| ||||||
| John S. Anderson - Officer | Tax withholding / forfeiture | Common Stock | 5,266 footnote F1 | $26.98 | $142K | |
| ||||||
| Jeffrey Niew - Officer | Open-market sale | Common Stock | 25,000 footnote F1 | $26.00 | $650K | |
| Jeffrey Niew - Officer | Open-market sale | Common Stock | 25,000 footnote F1 | $26.50 | $663K | |
| Jeffrey Niew - Officer | Open-market sale | Common Stock | 25,000 footnote F1 | $27.00 footnote F2 | $675K | |
| ||||||
| Jeffrey Niew - Officer | Open-market sale | Common Stock | 25,000 footnote F1 | $25.50 | $638K | |
| ||||||
| John S. Anderson - Officer | Grant or award | Common Stock | 17,396 footnote F1 | $0.00 | - | |
| John S. Anderson - Officer | Tax withholding / forfeiture | Common Stock | 1,697 footnote F2 | $24.24 | $41K | |
| John S. Anderson - Officer | Tax withholding / forfeiture | Common Stock | 2,207 footnote F2 | $24.24 | $53K | |
| John S. Anderson - Officer | Tax withholding / forfeiture | Common Stock | 1,697 footnote F2 | $24.24 | $41K | |
| John S. Anderson - Officer | Tax withholding / forfeiture | Common Stock | 1,697 footnote F2 | $24.24 | $41K | |
| ||||||
| Jeffrey Niew - Officer | Open-market sale | Common Stock | 25,000 footnote F1 | $25.00 | $625K | |
| Jeffrey Niew - Officer | Open-market sale | Common Stock | 25,000 footnote F1 | $24.50 | $613K | |
| ||||||
| John S. Anderson - Officer | Open-market sale | Common Stock | 10,000 footnote F1 | $21.95 | $220K | |
| John S. Anderson - Officer | Open-market sale | Common Stock | 1,440 footnote F1 | $22.40 | $32K | |
| ||||||
| John S. Anderson - Officer | Open-market sale | Common Stock | 10,000 | $21.50 | $215K | |
| John S. Anderson - Officer | Open-market sale | Common Stock | 10,000 | $20.90 footnote F1 | $209K | |
| John S. Anderson - Officer | Open-market sale | Common Stock | 10,000 | $20.80 footnote F2 | $208K | |
| ||||||
| Jeffrey Niew - Officer | Option exercise | Common Stock | 98,252 | $16.07 | $1.58M | |
| Jeffrey Niew - Officer | Option exercise | Common Stock | 38,404 | $16.07 | $617K | |
| Jeffrey Niew - Officer | Option exercise | Non-Qualified Stock Option (right to buy) | 98,252 | $16.07 | $1.58M | |
| Jeffrey Niew - Officer | Option exercise | Non-Qualified Stock Option (right to buy) | 38,404 | $16.07 | $617K | |
| Jeffrey Niew - Officer | Open-market sale | Common Stock | 98,252 | $23.71 footnote F1 | $2.33M | |
| Jeffrey Niew - Officer | Open-market sale | Common Stock | 38,404 | $23.55 footnote F2 | $904K | |
| ||||||
| Raymond D. Cabrera - Officer | Option exercise | Common Stock | 24,116 | $16.07 | $388K | |
| Raymond D. Cabrera - Officer | Tax withholding / forfeiture | Common Stock | 20,795 | $21.35 | $444K | |
| Raymond D. Cabrera - Officer | Option exercise | Non-Qualified Stock Option (right to buy) | 24,116 | $16.07 | $388K | |
| Daniel J. Giesecke - Officer | Option exercise | Common Stock | 30,145 | $16.07 | $484K | |
| Daniel J. Giesecke - Officer | Tax withholding / forfeiture | Common Stock | 25,864 | $21.57 | $558K | |
| Daniel J. Giesecke - Officer | Option exercise | Non-Qualified Stock Option (right to buy) | 30,145 | $16.07 | $484K | |
| John S. Anderson - Officer | Option exercise | Common Stock | 42,017 | $16.77 | $705K | |
| John S. Anderson - Officer | Tax withholding / forfeiture | Common Stock | 37,125 | $21.01 | $780K | |
| John S. Anderson - Officer | Option exercise | Non-Qualified Stock Option (right to buy) | 42,017 | $16.77 | $705K | |
| Cheryl L. Shavers - Director | Open-market sale | Common Stock | 21,047 | $20.02 | $421K | |
| Air A. Bastarrica Jr. - Officer | Open-market sale | Common Stock | 10,000 | $20.94 | $209K | |
| Robert J. Perna - Officer | Gift | Common Stock | 9,221 | - | - | |
| Robert J. Perna - Officer | Option exercise | Common Stock | 26,718 | $17.39 | $465K | |
| Robert J. Perna - Officer | Open-market sale | Common Stock | 26,718 | $20.47 | $547K | |
| Robert J. Perna - Officer | Option exercise | Common Stock | 29,412 | $16.77 | $493K | |
| Robert J. Perna - Officer | Open-market sale | Common Stock | 29,412 | $20.47 | $602K | |
| Robert J. Perna - Officer | Gift | Common Stock | 9,221 | - | - | |
| Robert J. Perna - Officer | Option exercise | Non-Qualified Stock Option (right to buy) | 29,412 | $16.77 | $493K | |
| Robert J. Perna - Officer | Option exercise | Non-Qualified Stock Option (right to buy) | 26,718 | $17.39 | $465K | |
| Keith Barnes - Director | Grant or award | Common Stock | 11,890 | $15.98 | $190K | |
| Didier Hirsch - Director | Grant or award | Common Stock | 11,890 | $15.98 | $190K | |
| Cheryl L. Shavers - Director | Grant or award | Common Stock | 11,890 | $15.98 | $190K | |
 Laura Angelini - Director | Grant or award | Common Stock | 3,473 | $19.58 | $68K | |
| Laura Angelini - Director | Grant or award | Common Stock | 8,683 | $19.58 | $170K | |
| John S. Anderson - Officer | Option exercise | Common Stock | 40,193 | $16.07 | $646K | |
| John S. Anderson - Officer | Tax withholding / forfeiture | Common Stock | 35,739 | $19.89 | $711K | |
| John S. Anderson - Officer | Option exercise | Non-Qualified Stock Option (right to buy) | 40,193 | $16.07 | $646K | |
| Air A. Bastarrica Jr. - Officer | Option exercise | Common Stock | 4,482 | $16.77 | $75K | |
| Air A. Bastarrica Jr. - Officer | Tax withholding / forfeiture | Common Stock | 4,064 | $19.82 | $81K | |
| Air A. Bastarrica Jr. - Officer | Option exercise | Non-Qualified Stock Option (right to buy) | 4,482 | $16.77 | $75K | |
| John S. Anderson - Officer | Open-market sale | Common Stock | 10,443 | $19.50 | $204K | |
| Daniel J. Giesecke - Officer | Open-market sale | Common Stock | 323 | $19.39 | $6K | |
| Air A. Bastarrica Jr. - Officer | Open-market sale | Common Stock | 3,762 | $19.46 | $73K | |
Item 5.07, 9.01
Item 2.02, 9.01
Item 5.07
Item 2.02, 9.01
Recent KN Form 144 notices of proposed sale
3An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| SHAVERS CHERYL L | Director | 6,618 | $260K | View on EDGAR | |
| JEFFREY NIEW | Officer, Director | 6,951 |
KN insider trading FAQ
What is the latest insider trade for KN?
Knowles Corp (KN) had 5 insider filings in the last 90 days, with the most recent on 2026-08-19. The full record for KN runs to 63 Form 4 filings, the earliest from 2024-11-06. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying KN stock?
No insider purchases of KN were filed in the last 90 days.
How many insiders are selling KN stock?
10 insider sales of KN were filed in the last 90 days, totaling $10.09M.
Where can I see KN SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects KN Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Information Technology companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Cheryl L. Shavers view on EDGAR
- - Cheryl L. Shavers view on EDGAR
- - Jeffrey Niew view on EDGAR
- - John S. Anderson view on EDGAR
- - Raymond D. Cabrera view on EDGAR
- - Daniel J. Giesecke view on EDGAR
- - Raymond D. Cabrera view on EDGAR
- - Jeffrey Niew view on EDGAR
- - Ye Jane Li view on EDGAR
Related companies with recent insider activity
Learn more
- Insider selling: signal or noise?
- Why most insider sales are routine, and the few patterns worth a second look.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Information Technology
- Where KN's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
Follow KN with a 7-day demo
- KN on your watchlist
- Every KN Form 4 filing on record
- Up to 3 months of KN price history
- The daily trading plan of ranked insider buys, on a delay, with the plan archive
Start 7-day demoCard required. Your card is never charged for the demo.
