Legal Insider Trading Data | Free and Professional Subscription Services | Insider Insights urn:uuid:08a22298-571d-9fd3-ce65-d59577205545 2026-09-17T03:34:09-04:00 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 YSS: BLACKROCK PORTFOLIO MANAGEMENT LLC (BO) Sold (S) 401,674 Shares of YORK SPACE SYSTEMS INC for $10.99 on 8/6-8/7 urn:uuid:115602e6-4c07-297a-ff7b-1048a0462346 2026-08-10T18:16:19-04:00 YSS: BLACKROCK PORTFOLIO MANAGEMENT LLC (BO) Sold (S) 674,604 Shares of YORK SPACE SYSTEMS INC for $13.49-$15.28 on 8/4-8/5 urn:uuid:231e356e-2c7c-3250-9067-4e7d878af392 2026-08-10T18:02:09-04:00 YSS: BLACKROCK PORTFOLIO MANAGEMENT LLC (BO) Sold (S) 661,999 Shares of YORK SPACE SYSTEMS INC for $13.49-$15.28 on 8/4-8/5 urn:uuid:fec3d094-0430-4216-a4ea-386265da9c5f 2026-08-06T16:02:05-04:00 YSS: BLACKROCK PORTFOLIO MANAGEMENT LLC (BO) Sold (S) 49,328 Shares of YORK SPACE SYSTEMS INC for $15.03 on 7/31-8/3 urn:uuid:c8d95936-27e2-1a5e-82cd-68a12dd4d913 2026-08-04T16:17:38-04:00 YSS: BLACKROCK PORTFOLIO MANAGEMENT LLC (BO) Sold (S) 204,213 Shares of YORK SPACE SYSTEMS INC for $15.18 on 7/29-7/30 urn:uuid:dba99488-77cd-21d7-5515-55c99da2733e 2026-07-31T16:47:49-04:00 YSS: AEROEQUITY GP LLC (BO) Acquired (JB) 2.3mm Shares of YORK SPACE SYSTEMS INC for $34.00 on 7/8 urn:uuid:896250de-c994-426b-dc43-cb2453cc3200 2026-07-10T16:05:18-04:00 YSS: AEROEQUITY GP LLC (BO) Acquired (JB) 430,134 Shares of YORK SPACE SYSTEMS INC for $34.00 on 6/4 urn:uuid:7e909922-382c-f630-18a1-f62fd3dda596 2026-06-29T16:05:14-04:00 YSS: AEROEQUITY GP LLC (BO) Acquired (JB) 287,789 Shares of YORK SPACE SYSTEMS INC for $34.00 on 6/4 urn:uuid:5d76260c-8300-0495-1f43-5a4f1df097fb 2026-06-05T16:05:16-04:00 YSS: DAVIDSON JANINE (DIR) Acquired (JB) 4,381 Shares of YORK SPACE SYSTEMS INC for $0.00 on 4/10 urn:uuid:181f274c-fd25-ad0b-2ff3-2ca99ed68779 2026-04-14T17:35:51-04:00 YSS: DAVIDSON JANINE (DIR) Filed a Form 3, Becoming a Registered Insider at YORK SPACE SYSTEMS INC With Initial Holdings of 0 urn:uuid:963d6052-949a-a83b-d26c-0ef5c46bd887 2026-04-14T17:29:35-04:00