WCN insider transaction filings
Waste Connections, Inc. — 50 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-08-21. Screen WCN transaction legs live →
Insider transaction summary — last 90 days
2026-06-24 to 2026-09-22, from the filings listed below: 9 Form 4 filings. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 6 legs across 5 filings by 4 insiders — 8,061 shares, $1,358,604 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 4.
- Largest priced transaction: sale of 2,573 shares @ $171.00 ($439,971) by Cloninger Robert Michael, filed 2026-07-30.
By insider — same window
Open-market purchase/sale legs on non-derivative securities, grouped by the filing's reporting owner(s); joint filings appear once. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Insider | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|
| Cloninger Robert Michael — SR VP, Deputy General Counsel | 1 | — | 2 legs · 2,811 sh · $480,749 | — |
| RIVARD PHILIP — SR VP Business Development | 1 | — | 1 leg · 2,500 sh · $416,425 | — |
| Netherton Susan — SR VP People, Training & Dev | 1 | — | 1 leg · 1,750 sh · $290,500 | — |
| NIELSEN III ROBERT — SR VP Operations | 2 | — | 2 legs · 1,000 sh · $170,930 | — |
| BRADLEY AARON — SR VP PERFORMANCE OPTIMIZATION | 1 | — | — | 1 |
| Black Matthew Stephen — Sr VP Chief Tax Officer | 1 | — | — | 1 |
| CRAFT JASON — Executive Vice President & COO | 1 | — | — | 1 |
| PIO DOMENIC — SR VP Operations | 1 | — | — | 1 |
Recent Form 4 filings — Waste Connections, Inc.
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-08-21 | 4 | NIELSEN III ROBERT — SR VP Operations | Sale (S): 700 @ $170 | EDGAR |
| 2026-08-20 | 4 | RIVARD PHILIP — SR VP Business Development | Sale (S): 2,500 @ $166.57 | EDGAR |
| 2026-08-17 | 4 | Netherton Susan — SR VP People, Training & Dev | Sale (S): 1,750 @ $166 | EDGAR |
| 2026-07-31 | 4 | NIELSEN III ROBERT — SR VP Operations | Sale (S): 300 @ $173.10 | EDGAR |
| 2026-07-30 | 4 | Cloninger Robert Michael — SR VP, Deputy General Counsel | Sale (S): 2,573 @ $171.00 · Sale (S): 238 @ $171.33 | EDGAR |
| 2026-07-02 | 4 | BRADLEY AARON — SR VP PERFORMANCE OPTIMIZATION | Other (J): 42 @ $158.36 | EDGAR |
| 2026-07-02 | 4 | CRAFT JASON — Executive Vice President & COO | Other (J): 54 @ $158.36 | EDGAR |
| 2026-07-02 | 4 | Black Matthew Stephen — Sr VP Chief Tax Officer | Other (J): 16 @ $158.36 | EDGAR |
| 2026-07-02 | 4 | PIO DOMENIC — SR VP Operations | Other (J): 95 @ $158.36 | EDGAR |
| 2026-06-09 | 4 | CRAFT JASON — Executive Vice President & COO | Sale (S): 1,500 @ $156.59 | EDGAR |
| 2026-06-09 | 4 | Shea Patrick James — Exec VP, General Counsel & Sec | Sale (S): 7,500 @ $156.26 · Gift (G): 15 @ $0 · Gift (G): 100 @ $0 | EDGAR |
| 2026-05-18 | 4 | NIELSEN III ROBERT — SR VP Operations | Sale (S): 500 @ $155.56 | EDGAR |
| 2026-05-14 | 4 | NIELSEN III ROBERT — SR VP Operations | Sale (S): 337 @ $153 · Sale (S): 290 @ $151 | EDGAR |
| 2026-05-13 | 4 | MITTELSTAEDT RONALD J — President & CEO, Director | Purchase (P): 50,000 @ $152.24 | EDGAR |
| 2026-05-04 | 4 | HANSEN ERIC — Senior Vice President and CIO | Sale (S): 6,000 @ $164.82 | EDGAR |
| 2026-04-29 | 4 | LITTLE JAMES — Executive VP Engineering | Sale (S): 2,605 @ $163.98 | EDGAR |
| 2026-04-03 | 4 | FLORNESS DANIEL L — Director | Option exercise (M): 332 @ $0 · Tax withholding (F): 178 @ $162.98 · Grant/award (A): 419 (derivative) @ $0 · Grant/award (A): 663 (derivative) @ $0 · Option exercise (M): 332 (derivative) @ $0 | EDGAR |
| 2026-03-06 | 4 | TAN DEREK — SR VP Chief Accounting Officer | Sale (S): 1,173 @ $171.03 | EDGAR |
| 2026-02-20 | 4 | BRADLEY AARON — SR VP PERFORMANCE OPTIMIZATION | Option exercise (M): 310 @ $0 · Tax withholding (F): 122 @ $162.76 · Option exercise (M): 310 (derivative) @ $0 | EDGAR |
| 2026-02-20 | 4 | NIELSEN III ROBERT — SR VP Operations | Option exercise (M): 801 @ $0 · Tax withholding (F): 316 @ $162.76 · Option exercise (M): 801 (derivative) @ $0 | EDGAR |
| 2026-02-20 | 4 | RIVARD PHILIP — SR VP Business Development | Option exercise (M): 640 @ $0 · Tax withholding (F): 252 @ $162.76 · Option exercise (M): 640 (derivative) @ $0 | EDGAR |
| 2026-02-20 | 4 | CRAFT JASON — Executive Vice President & COO | Option exercise (M): 842 @ $0 · Tax withholding (F): 332 @ $162.76 · Option exercise (M): 842 (derivative) @ $0 | EDGAR |
| 2026-02-20 | 4 | Cloninger Robert Michael — SR VP, Deputy General Counsel | Option exercise (M): 635 @ $0 · Tax withholding (F): 250 @ $162.76 · Option exercise (M): 635 (derivative) @ $0 | EDGAR |
| 2026-02-20 | 4 | Netherton Susan — SR VP People, Training & Dev | Option exercise (M): 635 @ $0 · Tax withholding (F): 250 @ $162.76 · Option exercise (M): 635 (derivative) @ $0 | EDGAR |
| 2026-02-20 | 4 | Whitney Mary Anne — Executive Vice President & CFO | Option exercise (M): 1,436 @ $0 · Tax withholding (F): 566 @ $162.76 · Option exercise (M): 1,436 (derivative) @ $0 | EDGAR |
| 2026-02-20 | 4 | Black Matthew Stephen — Sr VP Chief Tax Officer | Option exercise (M): 804 @ $0 · Tax withholding (F): 317 @ $162.76 · Option exercise (M): 804 (derivative) @ $0 | EDGAR |
| 2026-02-20 | 4 | Shea Patrick James — Exec VP, General Counsel & Sec | Option exercise (M): 1,255 @ $0 · Tax withholding (F): 494 @ $162.76 · Option exercise (M): 1,255 (derivative) @ $0 | EDGAR |
| 2026-02-20 | 4 | HANSEN ERIC — Senior Vice President and CIO | Option exercise (M): 754 @ $0 · Tax withholding (F): 297 @ $162.76 · Option exercise (M): 754 (derivative) @ $0 | EDGAR |
| 2026-02-20 | 4 | LITTLE JAMES — Executive VP Engineering | Option exercise (M): 1,224 @ $0 · Tax withholding (F): 482 @ $162.76 · Option exercise (M): 1,224 (derivative) @ $0 | EDGAR |
| 2026-02-20 | 4 | MITTELSTAEDT RONALD J — President & CEO, Director | Option exercise (M): 878 @ $0 · Tax withholding (F): 346 @ $162.76 · Option exercise (M): 878 (derivative) @ $0 | EDGAR |
| 2026-02-18 | 4 | BRADLEY AARON — SR VP PERFORMANCE OPTIMIZATION | Option exercise (M): 463 @ $0 · Tax withholding (F): 207 @ $160.26 · Option exercise (M): 373 @ $0 · Tax withholding (F): 163 @ $160.26 · Option exercise (M): 2,306 @ $0 · Tax withholding (F): 908 @ $161.28 · +8 more | EDGAR |
| 2026-02-18 | 4 | NIELSEN III ROBERT — SR VP Operations | Option exercise (M): 602 @ $0 · Tax withholding (F): 179 @ $160.26 · Option exercise (M): 633 @ $0 · Tax withholding (F): 156 @ $160.26 · Option exercise (M): 551 @ $0 · Tax withholding (F): 135 @ $161.28 · +8 more | EDGAR |
| 2026-02-18 | 4 | RIVARD PHILIP — SR VP Business Development | Option exercise (M): 496 @ $0 · Tax withholding (F): 148 @ $160.26 · Option exercise (M): 519 @ $0 · Tax withholding (F): 139 @ $160.26 · Option exercise (M): 2,306 @ $0 · Tax withholding (F): 562 @ $161.28 · +8 more | EDGAR |
| 2026-02-18 | 4 | LeBon Cherylyn Harley — Director | Option exercise (M): 344 @ $0 · Tax withholding (F): 185 @ $160.27 · Option exercise (M): 279 @ $0 · Tax withholding (F): 150 @ $160.27 · Grant/award (A): 435 (derivative) @ $0 · Grant/award (A): 687 (derivative) @ $0 · +2 more | EDGAR |
| 2026-02-18 | 4 | CRAFT JASON — Executive Vice President & COO | Option exercise (M): 496 @ $0 · Tax withholding (F): 148 @ $160.26 · Option exercise (M): 558 @ $0 · Tax withholding (F): 145 @ $160.26 · Option exercise (M): 3,843 @ $0 · Tax withholding (F): 936 @ $161.28 · +8 more | EDGAR |
| 2026-02-18 | 4 | JORDAN ELISE LIPMAN — Director | Option exercise (M): 344 @ $0 · Tax withholding (F): 185 @ $160.27 · Option exercise (M): 279 @ $0 · Tax withholding (F): 150 @ $160.27 · Grant/award (A): 435 (derivative) @ $0 · Grant/award (A): 687 (derivative) @ $0 · +2 more | EDGAR |
| 2026-02-18 | 4 | Bertone Andrea E. — Director | Option exercise (M): 344 @ $0 · Tax withholding (F): 185 @ $160.27 · Option exercise (M): 279 @ $0 · Tax withholding (F): 150 @ $160.27 · Grant/award (A): 435 (derivative) @ $0 · Grant/award (A): 687 (derivative) @ $0 · +2 more | EDGAR |
| 2026-02-18 | 4 | Lee Susan — Director | Option exercise (M): 344 @ $0 · Tax withholding (F): 185 @ $160.27 · Option exercise (M): 279 @ $0 · Tax withholding (F): 150 @ $160.27 · Grant/award (A): 435 (derivative) @ $0 · Grant/award (A): 687 (derivative) @ $0 · +2 more | EDGAR |
| 2026-02-18 | 4 | Cloninger Robert Michael — SR VP, Deputy General Counsel | Option exercise (M): 430 @ $0 · Tax withholding (F): 192 @ $160.26 · Option exercise (M): 456 @ $0 · Tax withholding (F): 199 @ $160.26 · Option exercise (M): 2,701 @ $0 · Tax withholding (F): 1,063 @ $161.28 · +8 more | EDGAR |
| 2026-02-18 | 4 | Netherton Susan — SR VP People, Training & Dev | Option exercise (M): 447 @ $0 · Tax withholding (F): 200 @ $160.26 · Option exercise (M): 468 @ $0 · Tax withholding (F): 202 @ $160.26 · Option exercise (M): 528 @ $0 · Tax withholding (F): 208 @ $161.28 · +8 more | EDGAR |
| 2026-02-18 | 4 | Whitney Mary Anne — Executive Vice President & CFO | Option exercise (M): 952 @ $0 · Tax withholding (F): 403 @ $160.26 · Option exercise (M): 946 @ $0 · Tax withholding (F): 373 @ $160.26 · Option exercise (M): 6,296 @ $0 · Tax withholding (F): 2,478 @ $161.28 · +8 more | EDGAR |
| 2026-02-18 | 4 | Black Matthew Stephen — Sr VP Chief Tax Officer | Option exercise (M): 529 @ $0 · Tax withholding (F): 157 @ $160.26 · Option exercise (M): 645 @ $0 · Tax withholding (F): 166 @ $160.26 · Option exercise (M): 4,425 @ $0 · Tax withholding (F): 1,078 @ $161.28 · +8 more | EDGAR |
| 2026-02-18 | 4 | Sparks Carl — Director | Option exercise (M): 344 @ $0 · Tax withholding (F): 185 @ $160.27 · Option exercise (M): 279 @ $0 · Tax withholding (F): 150 @ $160.27 · Grant/award (A): 435 (derivative) @ $0 · Grant/award (A): 687 (derivative) @ $0 · +2 more | EDGAR |
| 2026-02-18 | 4 | Shea Patrick James — Exec VP, General Counsel & Sec | Option exercise (M): 839 @ $0 · Tax withholding (F): 237 @ $160.26 · Option exercise (M): 853 @ $0 · Tax withholding (F): 208 @ $160.26 · Option exercise (M): 1,013 @ $0 · Tax withholding (F): 399 @ $161.28 · +8 more | EDGAR |
| 2026-02-18 | 4 | GUILLET EDWARD E — Director | Option exercise (M): 344 @ $0 · Tax withholding (F): 185 @ $160.27 · Option exercise (M): 279 @ $0 · Tax withholding (F): 150 @ $160.27 · Grant/award (A): 435 (derivative) @ $0 · Grant/award (A): 687 (derivative) @ $0 · +2 more | EDGAR |
| 2026-02-18 | 4 | PIO DOMENIC — SR VP Operations | Option exercise (M): 835 @ $0 · Tax withholding (F): 447 @ $160.27 · Option exercise (M): 913 @ $0 · Tax withholding (F): 489 @ $160.27 · Option exercise (M): 727 @ $0 · Tax withholding (F): 390 @ $161.38 · +8 more | EDGAR |
| 2026-02-18 | 4 | HANSEN ERIC — Senior Vice President and CIO | Option exercise (M): 447 @ $0 · Tax withholding (F): 133 @ $160.26 · Option exercise (M): 468 @ $0 · Tax withholding (F): 132 @ $160.26 · Option exercise (M): 3,109 @ $0 · Tax withholding (F): 758 @ $161.28 · +8 more | EDGAR |
| 2026-02-18 | 4 | LITTLE JAMES — Executive VP Engineering | Option exercise (M): 771 @ $0 · Tax withholding (F): 222 @ $160.26 · Option exercise (M): 782 @ $0 · Tax withholding (F): 191 @ $160.26 · Option exercise (M): 916 @ $0 · Tax withholding (F): 361 @ $161.28 · +8 more | EDGAR |
| 2026-02-18 | 4 | HARLAN MICHAEL W — Director | Option exercise (M): 344 @ $0 · Tax withholding (F): 185 @ $160.27 · Option exercise (M): 279 @ $0 · Tax withholding (F): 150 @ $160.27 · Grant/award (A): 435 (derivative) @ $0 · Grant/award (A): 687 (derivative) @ $0 · +2 more | EDGAR |
| 2026-02-18 | 4 | MITTELSTAEDT RONALD J — President & CEO, Director | Option exercise (M): 3,505 @ $0 · Tax withholding (F): 854 @ $160.26 · Option exercise (M): 3,112 @ $0 · Tax withholding (F): 815 @ $160.26 · Option exercise (M): 2,561 @ $0 · Tax withholding (F): 1,008 @ $161.28 · +14 more | EDGAR |
Recent 8-K events — Waste Connections, Inc.
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-08-07 | 8-K | 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-08-04 | 8-K | 1.01 — Entry into a Material Definitive Agreement 2.03 — Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-07-28 | 8-K | 1.01 — Entry into a Material Definitive Agreement 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-07-22 | 8-K | 2.02 — Results of Operations and Financial Condition 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-15 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-04-22 | 8-K | 2.02 — Results of Operations and Financial Condition 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-03-18 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-03-16 | 8-K | 1.01 — Entry into a Material Definitive Agreement 2.03 — Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-03-06 | 8-K | 1.01 — Entry into a Material Definitive Agreement 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-11 | 8-K | 2.02 — Results of Operations and Financial Condition 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
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