Geron(GERN) - 2025 Q4 - Annual Results

Exhibit 99.1 Achieved $48 million and $184 million in RYTELO® (imetelstat) net product revenue in Q4 2025 and full year 2025, respectively Reported total operating expenses of $255 million for full year 2025, within the previous guidance range Reiterated 2026 RYTELO net product revenue and total operating expenses expected in the ranges of $220 million to $240 million, and $230 million to $240 million, respectively Ended 2025 with cash, cash equivalents, restricted cash and marketable securities of roughly ...