The chart above plots the price of GPK over the range selected — one day to the full history — drawn by TradingView from their own data. Our own licensed end-of-day series holds 56 sessions over that window: $9.70 on 1 May 2026 through $10.81 on 17 July 2026. Finazon · prior-day close.
Market cap$3.2B
P/E (TTM)9.8
52-week range$8.98 – $23.52
Avg volume1.4M
Finazon · prior-day close · valuation computed from SEC EDGAR filings · as of Jul 29, 2026
GPK insider trades
SEC Form 4
GPK has no Form 4 filing in the last 90 days, so there is no summary for that window. The most recent filings we hold are below, the newest dated 25 August 2025.
DateInsiderTypeSharesValue
25 Aug 2025Yost Joseph PEVP & President, AmericasSell30,000$682K
04 Aug 2025MARTENS PHILIP RSell7,015$153K
01 Aug 2025MARTENS PHILIP RSell56,737$1.24M
Compensation mechanics (1 filing)
Compensation mechanics
Share grants, option exercises, tax withholding and transfers. They reach the same Form 4 as a trade, but they are not the insider buying or selling on the open market, so no purchase or sale value applies to them.
DateInsiderTypeSharesValue
30 Jul 2025DOSS MICHAEL PPresident and CEOGift1,333,927
GPK reported financials
SEC EDGAR XBRL
GPK reported revenue of $8.6B for the fiscal year ended 31 Dec 2025. Net income over the same period was $444.0M.
FigureReportedPeriod
Revenue
$8.6B
31 Dec 2025 fiscal year
Net income
$444.0M
31 Dec 2025 fiscal year
Diluted EPS
$1.48
31 Dec 2025 fiscal year
Total assets
$11.7B
31 Mar 2026 at period end
Total equity
$3.2B
31 Mar 2026 at period end
Source: SEC EDGAR XBRL company facts · latest period ended 31 Mar 2026
GPK earnings
SEC EDGAR
DatePeriodEPSRevenue
31 Mar 2026Q1 2026$-0.14$2.16B
31 Dec 2025FY 2025$1.48$8.62B
30 Sep 2025Q3 2025$0.48$2.19B
30 Jun 2025Q2 2025$0.34$2.20B
Reported figures & scheduled dates · SEC EDGAR filings
GPK institutional holders
SEC Form 13F
12 of the 45 institutional funds we track reported a GPK position for the quarter ended 31 Mar 2026 — a combined $332.7M; the latest of those filings landed 15 May 2026.