Protagonist Therapeutics PTGX
NASDAQ PTGX
$145.65 -3.15 (-2.12%)
As of: Sep 4, 2026 · 3:59 PM EDT

Protagonist Therapeutics (PTGX) Retained Earnings (2015 - 2026)

Protagonist Therapeutics (PTGX) posted Retained Earnings of -$269000.0 for Q1 2026, down 141.97% sequentially from $641000.0 in Q4 2025, and down 416.47% YoY from $85000.0 in Q1 2025.

Analysis

Protagonist Therapeutics (PTGX) Retained Earnings (2015 - 2026) Analysis & Trends

Protagonist Therapeutics has reported Retained Earnings for 12 years, with the latest figure at -$269000.0 in Q1 2026.

  • Quarterly Retained Earnings fell 416.47% year-over-year to -$269000.0 in Q1 2026, while the trailing twelve-month figure through Mar 2026 was -$269000.0 (down 416.47% YoY) and the FY2025 annual result came in at $641000.0, up 100.19% from the prior year.
  • Retained Earnings fell to -$269000.0 in Q1 2026 per PTGX's latest filing, from $641000.0 in the prior quarter.
  • Over five years, Retained Earnings peaked at $641000.0 in Q4 2025 and troughed at -$615.7 million in Q4 2023.
  • A 5-year average of -$291.4 million and a median of -$408.4 million in 2024 frame the typical range for Retained Earnings.
  • The sharpest annual moves came in 2024 and 2025: Retained Earnings slumped 277664.71% in 2024, then jumped 100.19% in 2025.
  • Over 5 years, Retained Earnings stood at -$536.8 million in 2022, then fell by 14.71% to -$615.7 million in 2023, then soared by 44.69% to -$340.5 million in 2024, then surged by 100.19% to $641000.0 in 2025, then sank by 141.97% to -$269000.0 in 2026.
  • According to Business Quant data, Retained Earnings over the past three periods registered -$269000.0, $641000.0, and -$426.3 million for Q1 2026, Q4 2025, and Q3 2025 respectively.
Peer Set

Peer Comparison

# Company Market Cap Enterprise Value Gross Profit (Qtr) Retained Earnings (Qtr)
1 Vertex Pharmaceuticals 138.47 Bn 130.62 Bn 2.84 Bn 15.69 Bn
2 Regeneron Pharmaceuticals 85.18 Bn 77.19 Bn 3.93 Bn 37.62 Bn
3 Argenx Se 63.38 Bn 58.19 Bn 1.37 Bn 558.00 Mn
4 Moderna 58.09 Bn 52.95 Bn 52.00 Mn 5.10 Bn
5 Revolution Medicines 44.33 Bn 44.33 Bn - -4.00 Bn
6 BeOne Medicines 40.02 Bn 34.92 Bn 1.53 Bn 13.05 Bn
7 Alnylam Pharmaceuticals 35.57 Bn 32.27 Bn 992.69 Mn -6.33 Bn
8 Royalty Pharma 28.45 Bn 27.61 Bn - 4.38 Bn
9 Insmed 27.48 Bn 26.32 Bn 358.27 Mn 6.57 Bn
10 Protagonist Therapeutics 9.61 Bn 9.61 Bn - -304.04 Mn
Historic Data

Historic Data

Download Data
DateValue
Jun 30, 2026 -304.04 Mn
Mar 31, 2026 -466.89 Mn
Dec 31, 2025 -470.67 Mn
Sep 30, 2025 -426.30 Mn
Jun 30, 2025 -386.95 Mn
Mar 31, 2025 -352.20 Mn
Dec 31, 2024 -340.52 Mn
Sep 30, 2024 -472.20 Mn
Jun 30, 2024 -439.00 Mn
Mar 31, 2024 -408.40 Mn
Dec 31, 2023 -615.71 Mn
Sep 30, 2023 -643.05 Mn
Jun 30, 2023 -608.94 Mn
Mar 31, 2023 -570.50 Mn
Dec 31, 2022 -536.76 Mn
Sep 30, 2022 -502.60 Mn
Jun 30, 2022 -471.33 Mn
Mar 31, 2022 -430.30 Mn
Dec 31, 2021 -409.36 Mn
Sep 30, 2021 -372.50 Mn