Legal Insider Trading Data | Free and Professional Subscription Services | Insider Insights urn:uuid:bf362072-5f92-6ffe-e569-082ab27bf780 2026-06-24T04:09:40-04:00 Jonathan Moreland Profit from legal insider trading. InsiderInsights.com provides free insider trading data tools and resources, and professional grade subscription based real time Form 4 data, analysis and services WLKP: BAKSHT JONATHAN (VP,CFO,DIR) Filed a Form 3, Becoming a Registered Insider at WESTLAKE CHEMICAL PARTNERS LP With Initial Holdings of 0 urn:uuid:fb6912d1-307e-e5d3-e209-cedf47d1adaf 2026-06-15T16:40:35-04:00 WLKP: GILSON JEAN MARC (PR,CEO,DIR) Bought (JB*) 95 Shares of WESTLAKE CHEMICAL PARTNERS LP for $21.25 on 8/27 urn:uuid:687f5a26-7f49-4eee-7888-b42c10e333b9 2025-08-29T15:36:25-04:00 WLKP: GILSON JEAN MARC (PR,CEO,DIR) Acquired (JB) 93 Shares of WESTLAKE CHEMICAL PARTNERS LP for $22.20 on 5/29 urn:uuid:130e0655-bf05-7175-5048-9b14d0c98718 2025-08-28T08:33:56-04:00 WLKP: GILSON JEAN MARC (PR,CEO,DIR) Bought (B) 2,500 Shares of WESTLAKE CHEMICAL PARTNERS LP for $21.86-$22.02 on 8/20-8/21 urn:uuid:0fa49360-0c78-4cb3-3406-3876694b87d1 2025-08-28T08:33:56-04:00 WLKP: GILSON JEAN MARC (PR,CEO,DIR) Bought (JB*) 84 Shares of WESTLAKE CHEMICAL PARTNERS LP for $23.57 on 11/27 urn:uuid:2ee1e02a-1d63-851b-2fce-ac8d6249a801 2025-08-28T08:33:56-04:00 WLKP: GILSON JEAN MARC (PR,CEO,DIR) Bought (JB*) 82 Shares of WESTLAKE CHEMICAL PARTNERS LP for $24.75 on 2/25 urn:uuid:dd9adbbd-0036-491b-028d-5edde027c12d 2025-08-28T08:33:56-04:00 WLKP: GILSON JEAN MARC (PR,CEO,DIR) Bought (JB*) 4,700 Shares of WESTLAKE CHEMICAL PARTNERS LP for $21.84 on 8/15 urn:uuid:feb8cd9e-be4d-cec4-5d45-6001cd60cff0 2025-08-28T08:33:56-04:00 WLKP: GILSON JEAN MARC (PR,CEO,DIR) Bought (B) 320 Shares of WESTLAKE CHEMICAL PARTNERS LP for $22.95 on 8/28 urn:uuid:792f5ed8-755b-5f4b-4da4-cd7724a6f913 2025-08-28T08:33:42-04:00 WLKP: WOELFEL RANDY (DIR) Disposed (JS) 4,882 Shares of WESTLAKE CHEMICAL PARTNERS LP for $21.96 on 8/7 urn:uuid:17c9a1f2-7b11-8127-0367-2de5e248f6b3 2025-08-08T10:19:58-04:00 WLKP: WOELFEL RANDY (DIR) Acquired (JB) 4,882 Shares of WESTLAKE CHEMICAL PARTNERS LP for $0.00 on 8/7 urn:uuid:0868012c-f5dd-8e73-4355-86153a6bfe29 2025-08-08T10:19:58-04:00