Rietbroek Robbert
SEC insider (Form 3/4/5 filer). CIK 0002002890. President and CEO at GRAPHIC PACKAGING HOLDING CO (GPK) and 2 other issuers. 7 reported Form 4/5 transactions since Sep 2024; latest on Mar 4, 2026. Located in ATLANTA, GA.
Companies Rietbroek Robbert has filed insider reports for
- GRAPHIC PACKAGING HOLDING CO (GPK): Director, Officer, President and CEO
- Primo Brands Corp (PRMB): Director, Officer, Chief Executive Officer
- Primo Water Corp /CN/ (PRMW): Director, Officer, Chief Executive Officer
Rietbroek Robbert
CIK: 0002002890
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (7 total)
- Mar 4, 2026GPK
GRAPHIC PACKAGING HOLDING CO
PurchaseDirect44.3K shares at avg. $11.32$501K - Feb 25, 2026GPK
GRAPHIC PACKAGING HOLDING CO
AwardDirectService-Based Restricted Stock Units
165K shares- - Jan 1, 2026GPK
GRAPHIC PACKAGING HOLDING CO
AwardDirectService-Based Restricted Stock Units
265.6K shares- - Aug 13, 2025PRMB
Primo Brands Corp
PurchaseDirect8.3K shares at avg. $24.12$200K - Jan 1, 2025PRMB
Primo Brands Corp
Tax PaymentDirect50.1K shares at avg. $30.77$1.5M - Dec 11, 2024PRMB
Primo Brands Corp
AwardDirect81.5K shares- - Nov 8, 2024PRMW
Primo Water Corp /CN/
DispositionDirect300.3K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Mar 4, 2026 |  GPK GRAPHIC PACKAGING HOLDING CO | Purchase | 44,278 | $11.32 | $501,099 | Direct |
| Feb 25, 2026 | GPK GRAPHIC PACKAGING HOLDING CO | Award Service-Based Restricted Stock Units | 165,030 | - | - | Direct |
| Jan 1, 2026 | GPK GRAPHIC PACKAGING HOLDING CO | Award Service-Based Restricted Stock Units | 265,605 | - | - | Direct |
| Aug 13, 2025 |  PRMB Primo Brands Corp | Purchase | 8,285 | $24.12 | $199,834 | Direct |
| Jan 1, 2025 | PRMB Primo Brands Corp | Tax Payment | 50,068 | $30.77 | $1,540,592 | Direct |
| Dec 11, 2024 | PRMB Primo Brands Corp | Award | 81,453 | - | $0 | Direct |
| Nov 8, 2024 |  PRMW Primo Water Corp /CN/ | Disposition | 300,332 | - | $0 | Direct |
1-7 of 7 transactions