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Are York Space Systems Insiders Buying or Selling?
York Space Systems (YSS) has had 14 insider transactions in the past 90 days, all sells. The most recent was BlackRock Portfolio Management LLC, who sold 200,170 shares at $10.99 on August 7, 2026.
Insider trading patterns can signal confidence or concern from the people who know the company best. AltIndex tracks insider transactions as one of 25+ alternative data signals in the YSS AI Score. For government officials trading this stock, see YSS congressional trading.
Who’s Trading York Space Systems Stock?
| Insider | Activity | Trades | Last Trade |
|---|---|---|---|
| BlackRock Portfolio Management LLC | Sold $29M | 15 | Aug 7, 2026 |
| Tami Erwin | Bought $100,000 | 1 | Jan 30, 2026 |
| Tyler Letarte | Bought $50,000 | 1 | Jan 30, 2026 |
Recent York Space Systems Insider Transactions
| Insider | Transaction Date | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| BlackRock Portfolio Management LLC | Aug 7, 2026 | Sell | 200,170 | $10.99 | $2.2M |
| BlackRock Portfolio Management LLC | Aug 6, 2026 | Sell | 201,504 | $11.6 | $2.3M |
| BlackRock Portfolio Management LLC | Aug 5, 2026 | Sell | 116,162 | $13.49 | $1.6M |
| BlackRock Portfolio Management LLC | Aug 5, 2026 | Sell | 116,162 | $13.49 | $1.6M |
| BlackRock Portfolio Management LLC | Aug 5, 2026 | Sell | 11,884 | $15.28 | $180,000 |
| BlackRock Portfolio Management LLC | Aug 5, 2026 | Sell | 11,784 | $15.28 | $180,000 |
| BlackRock Portfolio Management LLC | Aug 4, 2026 | Sell | 468,476 | $15.58 | $7.3M |
| BlackRock Portfolio Management LLC | Aug 4, 2026 | Sell | 456,310 | $15.58 | $7.1M |
| BlackRock Portfolio Management LLC | Aug 4, 2026 | Sell | 78,082 | $15.02 | $1.2M |
| BlackRock Portfolio Management LLC | Aug 4, 2026 | Sell | 77,743 | $15.02 | $1.2M |
| BlackRock Portfolio Management LLC | Aug 3, 2026 | Sell | 13,754 | $15.03 | $210,000 |
| BlackRock Portfolio Management LLC | Jul 31, 2026 | Sell | 35,574 | $15.14 | $540,000 |
| BlackRock Portfolio Management LLC | Jul 30, 2026 | Sell | 140,823 | $15.18 | $2.1M |
| BlackRock Portfolio Management LLC | Jul 29, 2026 | Sell | 63,390 | $15.31 | $970,000 |
| BlackRock Portfolio Management LLC | Jan 30, 2026 | Buy | 752,500 | $34 | $26M |
| Tami Erwin | Jan 30, 2026 | Buy | 2,941 | $34 | $100,000 |
| Tyler Letarte | Jan 30, 2026 | Buy | 1,470 | $34 | $50,000 |
Frequently Asked Questions: York Space Systems Insider Trading
In the past 90 days, York Space Systems insiders have made 0 buys and 14 sells. The net selling may indicate insiders are taking profits or reducing exposure.
The most recent sale was by BlackRock Portfolio Management LLC who sold 200,170 shares on August 7, 2026. View all transactions in the table on this page.
Insider buying is generally a stronger signal than insider selling, since insiders may sell for personal reasons (diversification, taxes) but typically buy only when they believe the stock is undervalued. AltIndex uses insider transaction patterns alongside 25+ other signals in the AI Score.
BlackRock Portfolio Management LLC has bought the most YSS stock in the last 2 years, with a total value of $26M.
BlackRock Portfolio Management LLC has sold the most YSS stock in the last 2 years, with a total value of $29M.
The total value of insider transactions for York Space Systems in the last 2 years is negative, amounting to -$2.9M. This suggests that insiders have predominantly sold shares, which could reflect various personal or financial considerations rather than a straightforward outlook on the company's future performance.
