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About IDEX CORP /DE/ (IEX)
IDEX CORP /DE/ is an SEC registrant, filing under CIK 0000832101, classified as pumps and pumping equipment. We track it alongside the rest of the Industrials sector.
IEX Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 1 | 385 | $92K |
| Option exercise | 2 | 770 | |
| Tax withholding / forfeiture | 4 | 1,291 |
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
IEX insider transactions (Form 4)
3724 Form 4 filings on record, the earliest from May 8, 2025, newest first.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Tara M. Tereso - Officer | Tax withholding / forfeiture | COMMON STOCK | 290 | $222.84 | $65K | |
| William L. Simmons - Officer | Tax withholding / forfeiture | COMMON STOCK | 218 | $222.84 | $49K | |
| Tara M. Tereso - Officer | Tax withholding / forfeiture | COMMON STOCK | 138 | $221.46 | $31K | |
| Allison S. Lausas - Officer | Tax withholding / forfeiture | COMMON STOCK | 645 | $230.28 | $149K | |
| Lisa M. Anderson - Officer | Option exercise | COMMON STOCK | 385 | $93.27 | $36K | |
| Lisa M. Anderson - Officer | Open-market sale | COMMON STOCK | 385 | $238.59 footnote F1 | $92K | |
| Lisa M. Anderson - Officer | Option exercise | OPTIONS (RIGHT TO BUY) | 385 | $0.00 | - | |
| ||||||
| Eric D. Ashleman - Officer | Option exercise | COMMON STOCK | 15,385 | $93.27 | $1.43M | |
| Eric D. Ashleman - Officer | Option exercise | OPTIONS (RIGHT TO BUY) | 15,385 | $0.00 | - | |
| Eric D. Ashleman - Officer | Open-market sale | COMMON STOCK | 10,470 | $214.95 footnote F1 | $2.25M | |
| Eric D. Ashleman - Officer | Open-market sale | COMMON STOCK | 4,915 | $215.81 footnote F2 | $1.06M | |
| ||||||
 Stanfield Paris Watts | Grant or award | COMMON STOCK | 805 footnote F1 | $0.00 | - | |
| ||||||
 Alejandro Quiroz | Grant or award | COMMON STOCK | 805 footnote F1 | $0.00 | - | |
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 Katrina L. Helmkamp | Grant or award | COMMON STOCK | 1,035 footnote F1 | $0.00 | - | |
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 Lakecia N. Gunter | Grant or award | COMMON STOCK | 805 footnote F1 | $0.00 | - | |
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 Matthijs Glastra | Grant or award | COMMON STOCK | 805 footnote F1 | $0.00 | - | |
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| Stephanie Disher | Grant or award | COMMON STOCK | 805 footnote F1 | $0.00 | - | |
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 Carl R. Christenson | Grant or award | COMMON STOCK | 805 footnote F1 | $0.00 | - | |
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| Mark A. Buthman | Grant or award | COMMON STOCK | 805 footnote F1 | $0.00 | - | |
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 Mark A. Beck | Grant or award | COMMON STOCK | 805 footnote F1 | $0.00 | - | |
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| Tara M. Tereso - Officer | Tax withholding / forfeiture | COMMON STOCK | 154 | $207.48 | $32K | |
| Tara M. Tereso - Officer | Grant or award | COMMON STOCK | 1,055 footnote F1 | $0.00 | - | |
| Tara M. Tereso - Officer | Grant or award | OPTIONS (RIGHT TO BUY) | 4,445 | $0.00 | - | |
| ||||||
| William L. Simmons - Officer | Grant or award | COMMON STOCK | 1,055 footnote F1 | $0.00 | - | |
| William L. Simmons - Officer | Grant or award | OPTIONS (RIGHT TO BUY) | 4,445 | $0.00 | - | |
| ||||||
| Allison S. Lausas - Officer | Grant or award | COMMON STOCK | 275 footnote F1 | $0.00 | - | |
| Allison S. Lausas - Officer | Tax withholding / forfeiture | COMMON STOCK | 179 | $207.86 | $37K | |
| Allison S. Lausas - Officer | Grant or award | OPTIONS (RIGHT TO BUY) | 1,145 | $0.00 | - | |
| ||||||
| Sean M. Gillen - Officer | Grant or award | COMMON STOCK | 2,410 footnote F1 | $0.00 | - | |
| Sean M. Gillen - Officer | Grant or award | OPTIONS (RIGHT TO BUY) | 10,160 | $0.00 | - | |
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| Eric D. Ashleman - Officer | Grant or award | COMMON STOCK | 9,040 footnote F1 | $0.00 | - | |
| Eric D. Ashleman - Officer | Grant or award | OPTIONS (RIGHT TO BUY) | 38,165 | $0.00 | - | |
| ||||||
| Lisa M. Anderson - Officer | Grant or award | COMMON STOCK | 1,205 footnote F1 | $0.00 | - | |
| Lisa M. Anderson - Officer | Grant or award | OPTIONS (RIGHT TO BUY) | 5,080 | $0.00 | - | |
| ||||||
| Sean M. Gillen - Officer | Grant or award | COMMON STOCK | 16,595 | $0.00 | - | |
| Katrina L. Helmkamp | Open-market purchase | COMMON STOCK | 2,500 | $159.61 | $399K | |
| Mark A. Buthman | Grant or award | COMMON STOCK | 895 | $0.00 | - | |
Item 1.01, 2.03, 9.01
Item 5.02
Item 2.02, 9.01
Item 5.07, 9.01
Recent IEX Form 144 notices of proposed sale
2An 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 |
|---|---|---|---|---|---|
| Lisa Anderson | Officer | 385 | $92K | View on EDGAR | |
| - | - | - | - |
Stock trades in IEX disclosed by members of the U.S. House in the last 12 months, newest first. Values are the ranges as filed.
| Member | Type | Traded | Disclosed | Value range | Owner | Days to disclose | Filing |
|---|---|---|---|---|---|---|---|
 Lisa C. McClainRepublican, MI-09 | Sale |
IEX insider trading FAQ
What is the latest insider trade for IEX?
IDEX CORP /DE/ (IEX) had 5 insider filings in the last 90 days, with the most recent on 2026-09-18. The full record for IEX runs to 24 Form 4 filings, the earliest from 2025-05-08. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying IEX stock?
No insider purchases of IEX were filed in the last 90 days. 1 purchase is on record for this company.
How many insiders are selling IEX stock?
1 insider sale of IEX was filed in the last 90 days, totaling $92K.
Where can I see IEX SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects IEX 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 Industrials 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.
- - Tara M. Tereso view on EDGAR
- - William L. Simmons view on EDGAR
- - Tara M. Tereso view on EDGAR
- - Allison S. Lausas view on EDGAR
- - Lisa M. Anderson view on EDGAR
- - Eric D. Ashleman view on EDGAR
- - Stanfield Paris Watts view on EDGAR
- - Alejandro Quiroz view on EDGAR
- - Katrina L. Helmkamp 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 Industrials
- Where IEX's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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