Number of Participants With TEAEs and SAEs Observed During the Study of Pegilodecakin

Part A: Pegilodecakin 0.08/0.1 mg

Participants received 0.08 or 0.1 mg of Pegilodecakin once daily (QD) administered subcutaneously (SC). Study treatment continued until disease progression, death, unacceptable toxicity, or end of trial.

Part A: Pegilodecakin 0.2/0.25 mg

Participants received 0.2 or 0.25 mg of Pegilodecakin QD administered SC Study treatment continued until disease progression, death, unacceptable toxicity, or end of trial.

Part A: Pegilodecakin 0.4/0.5 mg

Participants received 0.4 or 0.5 mg of Pegilodecakin QD administered SC. Study treatment continued until disease progression, death, unacceptable toxicity, or end of trial.

Part A: Pegilodecakin 0.8/1 mg

Participants received 0.8 or 1 mg of Pegilodecakin QD administered SC Study treatment continued until disease progression, death, unacceptable toxicity, or end of trial.

Part A: Pegilodecakin 1.6/2 mg

Participants received 1.6 or 2 mg of Pegilodecakin QD administered SC Study treatment continued until disease progression, death, unacceptable toxicity, or end of trial.

Part A: Pegilodecakin 3.2/4 mg

Participants received 3.2 or 4 mg of Pegilodecakin QD administered SC Study treatment continued until disease progression, death, unacceptable toxicity, or end of trial.

Part B: Pegilodecakin 0.2/0.25 mg + Platinum/Taxane

Participants received 0.2 or 0.25 mg of Pegilodecakin QD administered SC along with Platinum/Taxane combination on Day 1 of each 21-day cycle for a maximum of 5 or 6 cycles. Participants received: Paclitaxel 200 or 175 mg/m² intravenously (IV) over 3 hours, or docetaxel 75 or 65 mg/m² IV over 1 hour, followed by carboplatin (AUC 6/5/4; max 6 × 150 mg) IV over 30 minutes or cisplatin 75 mg/m² IV over 6-8 hours. Study treatment continued until disease progression, death, unacceptable toxicity, or end of trial.

Part B: Pegilodecakin 0.4/0.5 mg + Platinum/Taxane

Participants received 0.4 or 0.5 mg of Pegilodecakin QD administered SC along with Platinum/Taxane combination on Day 1 of each 21-day cycle for a maximum of 5 or 6 cycles. Participants received: Paclitaxel 200 or 175 mg/m² intravenously (IV) over 3 hours, or docetaxel 75 or 65 mg/m² IV over 1 hour, followed by carboplatin (AUC 6/5/4; max 6 × 150 mg) IV over 30 minutes or cisplatin 75 mg/m² IV over 6-8 hours. Study treatment continued until disease progression, death, unacceptable toxicity, or end of trial.

Part B: Pegilodecakin 0.8/1 mg + Platinum/Taxane

Participants received 0.8 or 1 mg of Pegilodecakin QD administered SC along with Platinum/Taxane combination on Day 1 of each 21-day cycle for a maximum of 5 or 6 cycles. Participants received: Paclitaxel 200 or 175 mg/m² intravenously (IV) over 3 hours, or docetaxel 75 or 65 mg/m² IV over 1 hour, followed by carboplatin (AUC 6/5/4; max 6 × 150 mg) IV over 30 minutes or cisplatin 75 mg/m² IV over 6-8 hours. Study treatment continued until disease progression, death, unacceptable toxicity, or end of trial.

Part C: Pegilodecakin 0.2/0.25 mg + FOLFOX

Participants received 0.2 or 0.25 mg of Pegilodecakin QD administered SC and FOLFOX treatment on Day 1 of each 14-day cycle for a maximum of 12 cycles. Participants received: oxaliplatin 85 mg/m2 IV over 2 hours, and leucovorin 200 mg/m2 IV over 2 hours, followed by 5-FU 400 mg/m2 IV bolus over 2-4 minutes, 5-FU 600 mg/m2/day IV over 22 hours, and leucovorin 200 mg/m2 over 2 hours on Day 2 followed by 5-FU 400 mg/m2 IV bolus over 2-4 minutes, and 5-FU 600 mg/m2/day IV over 22 hours. Study treatment continued until disease progression, death, unacceptable toxicity, or end of trial.

Part C: Pegilodecakin 0.4/0.5 mg + FOLFOX

Participants received 0.4 or 0.5 mg of Pegilodecakin QD administered SC and FOLFOX treatment on Day 1 of each 14-day cycle for a maximum of 12 cycles. Participants received: oxaliplatin 85 mg/m2 IV over 2 hours, and leucovorin 200 mg/m2 IV over 2 hours, followed by 5-FU 400 mg/m2 IV bolus over 2-4 minutes, 5-FU 600 mg/m2/day IV over 22 hours, and leucovorin 200 mg/m2 over 2 hours on Day 2 followed by 5-FU 400 mg/m2 IV bolus over 2-4 minutes, and 5-FU 600 mg/m2/day IV over 22 hours. Study treatment continued until disease progression, death, unacceptable toxicity, or end of trial.

Part C: Pegilodecakin 0.8/1 mg + FOLFOX

Participants received 0.8 or 1 mg of Pegilodecakin QD administered SC and FOLFOX treatment on Day 1 of each 14-day cycle for a maximum of 12 cycles. Participants received: oxaliplatin 85 mg/m2 IV over 2 hours, and leucovorin 200 mg/m2 IV over 2 hours, followed by 5-FU 400 mg/m2 IV bolus over 2-4 minutes, 5-FU 600 mg/m2/day IV over 22 hours, and leucovorin 200 mg/m2 over 2 hours on Day 2 followed by 5-FU 400 mg/m2 IV bolus over 2-4 minutes, and 5-FU 600 mg/m2/day IV over 22 hours. Study treatment continued until disease progression, death, unacceptable toxicity, or end of trial.

Part D: Pegilodecakin 0.4/ 0.5 mg + Gemcitabine/Nab-Paclitaxel

Participants received 0.4 or 0.5 mg of Pegilodecakin QD administered SC with Gemcitabine 1000 mg/m2 IV over 30 minutes plus nab-paclitaxel 125 mg/m2 IV over 30 to 40 minutes on Days 1, 8, and 15 of every 28-day cycle. Study treatment continued until disease progression, death, unacceptable toxicity, or end of trial.

Part E: Pegilodecakin 0.8/1 mg + Capecitabine

Participants received 0.8 or 1 mg of Pegilodecakin QD administered SC with Capecitabine 1000 mg/m² orally twice daily (BID) on Days 1 through 14 of each 21-day cycle. Study treatment continued until disease progression, death, unacceptable toxicity, or end of trial.

Part F: Pegilodecakin 0.8/ 1 mg + Paclitaxel

Participants received 0.8 or 1 mg of Pegilodecakin QD administered SC with Paclitaxel 80 mg/m2 IV over 3 hours on Days 1, 8, and 15 of every 28-day cycle. Study treatment continued until disease progression, death, unacceptable toxicity, or end of trial.

Part G: Pegilodecakin 0.8/1 mg + Pazopanib

Participants received a 0.8 or 1 mg of Pegilodecakin QD administered SC with Pazopanib 800 mg orally QD. Study treatment continued until disease progression, death, unacceptable toxicity, or end of trial.

Part H: Pegilodecakin 0.8/1 mg + Pembrolizumab

Participants received 0.8 or 1 mg of Pegilodecakin QD administered SC with Pembrolizumab 2 mg/kg bolus IV infusion over 30 minutes on Day 1 of each 21-day cycle. Study treatment continued until disease progression, death, unacceptable toxicity, or end of trial.

Part H: Pegilodecakin 1.6/2 mg + Pembrolizumab

Participants received 1.6 or 2 mg of Pegilodecakin QD administered SC with Pembrolizumab 2 mg/kg bolus IV infusion over 30 minutes on Day 1 of each 21-day cycle. Study treatment continued until disease progression, death, unacceptable toxicity, or end of trial.

Part H: Pegilodecakin 3.2/4 mg + Pembrolizumab

Participants received 3.2 or 4 mg of Pegilodecakin QD administered SC with Pembrolizumab 2 mg/kg bolus IV infusion over 30 minutes on Day 1 of each 21-day cycle. Study treatment continued until disease progression, death, unacceptable toxicity, or end of trial.

Part I: Pegilodecakin 0.8/1 mg + Nivolumab

Participants received 0.8 or 1 mg of Pegilodecakin QD administered SC with Nivolumab 3 mg/kg IV infusion over 60 minutes on Day 1 of each 14-day cycle. Study treatment continued until disease progression, death, unacceptable toxicity, or end of trial.

Part I: Pegilodecakin 1.6/2 mg + Nivolumab

Participants received 1.6 or 2 mg of Pegilodecakin QD administered SC with Nivolumab 3 mg/kg IV infusion over 60 minutes on Day 1 of each 14-day cycle. Study treatment continued until disease progression, death, unacceptable toxicity, or end of trial.

Part J: Pegilodecakin 0.4/0.5 mg + Gemcitabine/Carboplatin

Participants received 0.4 or 0.5 mg of Pegilodecakin QD administered SC with gemcitabine 500 mg/m2 IV over 30 minutes followed by carboplatin targeting an AUC2 IV over 60 minutes on Days 1 and 8 of each 21-day cycle. Study treatment continued until disease progression, death, unacceptable toxicity, or end of trial.

Part J: Pegilodecakin 0.8/1 mg + Gemcitabine/Carboplatin

Participants received 0.8 or 1 mg of Pegilodecakin QD administered SC with gemcitabine 500 mg/m2 IV over 30 minutes followed by carboplatin targeting an AUC2 IV over 60 minutes on Days 1 and 8 of each 21-day cycle. Study treatment continued until disease progression, death, unacceptable toxicity, or end of trial.

Analysis denominator · Participants