York Space Systems Inc. (YSS)
NYSE · Guided Missiles & Space Vehicles & Parts · Inc. DE
What they're doing
Between 2026-06-21 and 2026-09-19, public records show 10 signals for York Space Systems Inc.. Most notable: 2026-08-05: Filed 8-K disclosing director or officer change; 2026-08-04: BlackRock Portfolio Management LLC (ten_percent_owner) sold $7.3M of stock; 2026-08-04: BlackRock Portfolio Management LLC (ten_percent_owner) sold $7.1M of stock. Federal contract obligations over the last 24 months total $0. This summary was assembled automatically from SEC EDGAR, USAspending.gov, U.S. Senate lobbying disclosures and Wikimedia pageview counts.
Generated 2026-09-19 from public records.
Signals, last 12 months
- Large insider saleBlackRock Portfolio Management LLC (ten_percent_owner) sold $2.2M of stock
- Large insider saleBlackRock Portfolio Management LLC (ten_percent_owner) sold $2.3M of stock
- Material 8-K filingFiled 8-K disclosing director or officer change
- Large insider saleBlackRock Portfolio Management LLC (ten_percent_owner) sold $1.6M of stock
- Large insider saleBlackRock Portfolio Management LLC (ten_percent_owner) sold $1.6M of stock
- Large insider saleBlackRock Portfolio Management LLC (ten_percent_owner) sold $7.1M of stock
- Large insider saleBlackRock Portfolio Management LLC (ten_percent_owner) sold $7.3M of stock
- Large insider saleBlackRock Portfolio Management LLC (ten_percent_owner) sold $1.2M of stock
- Large insider saleBlackRock Portfolio Management LLC (ten_percent_owner) sold $1.2M of stock
- Large insider saleBlackRock Portfolio Management LLC (ten_percent_owner) sold $2.1M of stock
- Material 8-K filingFiled 8-K disclosing material agreement
- Material 8-K filingFiled 8-K disclosing director or officer change
- Insider purchaseBlackRock Portfolio Management LLC (ten_percent_owner) bought $25.6M of stock
- Material 8-K filingFiled 8-K disclosing material agreement, director or officer change
- Insider purchaseErwin Tami A. (director) bought $100k of stock
Insider transactions
| Date | Insider | Role | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-08-07 | BlackRock Portfolio Management LLC | ten percent owner | S | 200,170 | 10.99 | $2,199,868 |
| 2026-08-06 | BlackRock Portfolio Management LLC | ten percent owner | S | 201,504 | 11.6 | $2,337,446 |
| 2026-08-05 | BlackRock Portfolio Management LLC | ten percent owner | S | 116,162 | 13.49 | $1,567,025 |
| 2026-08-05 | BlackRock Portfolio Management LLC | ten percent owner | S | 11,884 | 15.28 | $181,588 |
| 2026-08-05 | BlackRock Portfolio Management LLC | ten percent owner | S | 116,162 | 13.49 | $1,567,025 |
| 2026-08-05 | BlackRock Portfolio Management LLC | ten percent owner | S | 11,784 | 15.28 | $180,060 |
| 2026-08-04 | BlackRock Portfolio Management LLC | ten percent owner | S | 78,082 | 15.02 | $1,172,792 |
| 2026-08-04 | BlackRock Portfolio Management LLC | ten percent owner | S | 468,476 | 15.58 | $7,298,856 |
| 2026-08-04 | BlackRock Portfolio Management LLC | ten percent owner | S | 77,743 | 15.02 | $1,167,700 |
| 2026-08-04 | BlackRock Portfolio Management LLC | ten percent owner | S | 456,310 | 15.58 | $7,109,310 |
| 2026-08-03 | BlackRock Portfolio Management LLC | ten percent owner | S | 13,754 | 15.03 | $206,723 |
| 2026-07-31 | BlackRock Portfolio Management LLC | ten percent owner | S | 35,574 | 15.14 | $538,590 |
| 2026-07-30 | BlackRock Portfolio Management LLC | ten percent owner | S | 140,823 | 15.18 | $2,137,693 |
| 2026-07-29 | BlackRock Portfolio Management LLC | ten percent owner | S | 63,390 | 15.31 | $970,501 |
| 2026-07-08 | AEROEQUITY GP, LLC; GREENE MICHAEL ROBERT; ROWE DAVID H. | ten percent owner | A | 2,289,366 | 34 | $77,838,444 |
| 2026-06-04 | AEROEQUITY GP, LLC | ten percent owner | A | 430,134 | 34 | $14,624,556 |
| 2026-06-04 | AEROEQUITY GP, LLC | ten percent owner | A | 287,789 | 34 | $9,784,826 |
| 2026-06-04 | AEROEQUITY GP, LLC; GREENE MICHAEL ROBERT; ROWE DAVID H. | ten percent owner | A | 430,134 | 34 | $14,624,556 |
| 2026-06-04 | AEROEQUITY GP, LLC; GREENE MICHAEL ROBERT; ROWE DAVID H. | ten percent owner | A | 287,789 | 34 | $9,784,826 |
| 2026-04-10 | Davidson Janine | director | A | 4,381 | 0 | $0 |
| 2026-04-10 | Davidson Janine | director | A | 4,381 | 0 | $0 |
| 2026-01-30 | Wallinger Dirk | director | A | 211,176 | 0 | $0 |
| 2026-01-30 | Frantz Brian D | officer | A | 10,294 | 0 | $0 |
| 2026-01-30 | Erwin Tami A. | director | A | 5,294 | 0 | $0 |
| 2026-01-30 | Erwin Tami A. | director | P | 2,941 | 34 | $99,994 |
| 2026-01-30 | Messerle Kevin | officer | A | 80,882 | 0 | $0 |
| 2026-01-30 | Konert Kirk Michael | director | A | 5,294 | 0 | $0 |
| 2026-01-30 | McConville James | director | A | 5,294 | 0 | $0 |
| 2026-01-30 | Wallinger Dirk | director | A | 569,920 | 0 | $0 |
| 2026-01-30 | Letarte Tyler | director | A | 5,294 | 0 | $0 |
| 2026-01-30 | Letarte Tyler | director | P | 1,470 | 34 | $49,980 |
| 2026-01-30 | Boyd Andrew | director | A | 5,294 | 0 | $0 |
| 2026-01-30 | Brothers Louis R Jr | director | A | 5,294 | 0 | $0 |
| 2026-01-30 | Palko Monica J. | officer | A | 54,412 | 0 | $0 |
| 2026-01-30 | Rudra Devjyoti | officer | A | 23,529 | 0 | $0 |
| 2026-01-30 | BlackRock Portfolio Management LLC | ten percent owner | P | 752,500 | 34 | $25,585,000 |
| 2026-01-30 | McConville James | director | A | 5,294 | 0 | $0 |
| 2026-01-30 | Wallinger Dirk | director | A | 569,920 | 0 | $0 |
| 2026-01-30 | Wallinger Dirk | director | A | 211,176 | 0 | $0 |
| 2026-01-30 | Frantz Brian D | officer | A | 10,294 | 0 | $0 |
| 2026-01-30 | Erwin Tami A. | director | A | 5,294 | 0 | $0 |
| 2026-01-30 | Erwin Tami A. | director | P | 2,941 | 34 | $99,994 |
| 2026-01-30 | Messerle Kevin | officer | A | 80,882 | 0 | $0 |
| 2026-01-30 | Konert Kirk Michael | director | A | 5,294 | 0 | $0 |
| 2026-01-30 | Letarte Tyler | director | A | 5,294 | 0 | $0 |
| 2026-01-30 | Letarte Tyler | director | P | 1,470 | 34 | $49,980 |
| 2026-01-30 | Boyd Andrew | director | A | 5,294 | 0 | $0 |
| 2026-01-30 | Brothers Louis R Jr | director | A | 5,294 | 0 | $0 |
| 2026-01-30 | Palko Monica J. | officer | A | 54,412 | 0 | $0 |
| 2026-01-30 | Rudra Devjyoti | officer | A | 23,529 | 0 | $0 |
Federal contracts
No federal contract actions on record for this recipient mapping.
Lobbying
No federal lobbying filings on record for this client mapping.
Public attention
No Wikipedia pageview data linked to this company.
Recent filings
- 2026-08-14 SCHEDULE 13G/A
- 2026-08-14 10-Q
- 2026-08-13 8-K
- 2026-08-10 4
- 2026-08-10 4/A
- 2026-08-06 4
- 2026-08-05 8-K
- 2026-08-04 4
- 2026-07-31 4
- 2026-07-10 4
- 2026-06-29 4/A
- 2026-06-05 4
- 2026-06-04 8-K/A
- 2026-05-19 8-K
- 2026-05-15 SCHEDULE 13G
- 2026-05-15 SCHEDULE 13G
- 2026-05-15 10-Q
- 2026-05-14 8-K
- 2026-04-29 SCHEDULE 13G
- 2026-04-29 8-K