Gregg Brummer - SEC Form 4 Insider Trading Activity
Summary
Updated Aug 3, 2026
Gregg Brummer has filed 1 SEC Form 4 filing across 1 company in the last 90 days - selling. Lifetime open-market sales: $1.72M.
Profile
Gregg Brummer holds the role of EVP, COO at REPUBLIC SERVICES, INC. (RSG). Brummer has reported 13 insider filings with the SEC since 2024. The most recent filing was in July 2026.
| Role | EVP, COO |
|---|---|
| Notability | 34/100 |
Board memberships
- REPUBLIC SERVICES, INC.
Reported roles
- EVP, COO
Awards & honors
- Leadership in operations at Republic Services
- Contributions to waste management industry advancements
Trading Pattern
InsiderAlpha's records for Gregg Brummer go back to 2024: 13 primary Form 4 filings, an average of 4.3 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Career & Filing History
Every role Gregg Brummer has reported on a Form 4, reconstructed from the filings themselves - reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
- EVP, COO at REPUBLIC SERVICES, INC. (RSG) - 13 filings, 2024 to 2026
Recent Transactions
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-03-03 | RSG | REPUBLIC SERVICES, INC. | F - Tax withholding / forfeiture | 391 | $229.00 | $90K |
| 2026-03-03 | RSG | REPUBLIC SERVICES, INC. | M - Option exercise | 945 | $0.00 | |
| 2026-02-24 | RSG | REPUBLIC SERVICES, INC. | F - Tax withholding / forfeiture | 1.3K | $221.63 | $280K |
| 2026-02-24 | RSG | REPUBLIC SERVICES, INC. | A - Grant or award | 3.0K | $0.00 | |
| 2026-02-21 | RSG | REPUBLIC SERVICES, INC. | F - Tax withholding / forfeiture | 192 | $216.84 | $42K |
| 2026-02-21 | RSG | REPUBLIC SERVICES, INC. | M - Option exercise | 464 | $0.00 | |
| 2026-02-20 | RSG | REPUBLIC SERVICES, INC. | F - Tax withholding / forfeiture | 163 | $221.19 | $36K |
| 2026-02-20 | RSG | REPUBLIC SERVICES, INC. | M - Option exercise | 392 | $0.00 | |
| 2026-02-14 | RSG | REPUBLIC SERVICES, INC. | F - Tax withholding / forfeiture | 199 | $225.97 | $45K |
| 2026-02-14 | RSG | REPUBLIC SERVICES, INC. | M - Option exercise | 437 | $0.00 | |
| 2025-08-26 | RSG | REPUBLIC SERVICES, INC. | F - Tax withholding / forfeiture | 217 | $232.22 | $50K |
| 2025-08-26 | RSG | REPUBLIC SERVICES, INC. | M - Option exercise | 524 | $0.00 | |
| 2025-08-26 | RSG | REPUBLIC SERVICES, INC. | S - Open-market sale | 7.3K | $233.94 | $1.72M |
Companies - Last 90 Days
- REPUBLIC SERVICES, INC. (RSG) - 1 filing, last 2026-07-17
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades at the companies Gregg Brummer has recently filed at. Multiple unrelated insiders buying the same stock within a short window - cluster buying - has historically been one of the strongest Form 4 signals.
- CASCADE INVESTMENT, L.L.C. - $203.37M of RSG open-market activity in the last 12 months
- Sandra M. Volpe - $380K of RSG open-market activity in the last 12 months
- Elyse Carlsen - $78K of RSG open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
- Michael Sean Griffey
- GS FUND HOLDINGS, L.L.C.
- Steve Handy
- Hanwha Aerospace Co., Ltd.
- Stayce D. Harris
- Harrison Street Real Assets Fund LLC
- Haveli Investments, L.P.
- Stephen J. Hemsley
Frequently Asked Questions
Who is Gregg Brummer?
Gregg Brummer holds the role of EVP, COO at REPUBLIC SERVICES, INC. (RSG). Brummer has reported 13 insider filings with the SEC since 2024. The most recent filing was in July 2026.…
How many SEC Form 4 filings has Gregg Brummer submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Gregg Brummer been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($1.72M) across all tracked filings.
Where can I see all of Gregg Brummer's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Learn More
Open the live Gregg Brummer profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.