InsiderClue
Stocks · Industrials · Guided Missiles & Space Vehicles & Parts

York Space Systems Inc.

YSS
United States Fiscal year ends December CIK 0002086587
$7.11 -1.66% Close, 9 Oct 2026
Alert on the numbers Alert on insider trades

Price, with every insider trade on it

Closing prices, 12 months · point at a dot for who traded, or at the line for the close
7.11 on 9 Oct 2026
43 25 7 Jan 2026 Jun 2026 Oct 2026 29 Jan 2026 $33.61 30 Jan 2026 $33.95 2 Feb 2026 $29.22 3 Feb 2026 $26.52 4 Feb 2026 $24.90 5 Feb 2026 $23.13 6 Feb 2026 $25.44 9 Feb 2026 $26.21 10 Feb 2026 $27.43 11 Feb 2026 $27.39 12 Feb 2026 $24.45 13 Feb 2026 $25.95 17 Feb 2026 $28.00 18 Feb 2026 $27.96 19 Feb 2026 $28.57 20 Feb 2026 $25.91 23 Feb 2026 $27.20 24 Feb 2026 $27.95 25 Feb 2026 $26.46 26 Feb 2026 $26.17 27 Feb 2026 $25.60 2 Mar 2026 $26.00 3 Mar 2026 $24.26 4 Mar 2026 $23.18 5 Mar 2026 $22.79 6 Mar 2026 $21.40 9 Mar 2026 $21.65 10 Mar 2026 $21.96 11 Mar 2026 $21.18 12 Mar 2026 $19.98 13 Mar 2026 $19.81 16 Mar 2026 $19.82 17 Mar 2026 $18.68 18 Mar 2026 $18.20 19 Mar 2026 $17.68 20 Mar 2026 $21.07 23 Mar 2026 $23.20 24 Mar 2026 $21.39 25 Mar 2026 $22.49 26 Mar 2026 $21.19 27 Mar 2026 $21.66 30 Mar 2026 $21.04 31 Mar 2026 $22.17 1 Apr 2026 $23.60 2 Apr 2026 $28.03 6 Apr 2026 $28.10 7 Apr 2026 $27.56 8 Apr 2026 $27.95 9 Apr 2026 $36.01 10 Apr 2026 $33.32 13 Apr 2026 $33.87 14 Apr 2026 $34.46 15 Apr 2026 $39.68 16 Apr 2026 $38.31 17 Apr 2026 $35.72 20 Apr 2026 $38.47 21 Apr 2026 $41.35 22 Apr 2026 $43.45 23 Apr 2026 $35.71 24 Apr 2026 $31.06 27 Apr 2026 $32.58 28 Apr 2026 $31.93 29 Apr 2026 $29.24 30 Apr 2026 $33.16 1 May 2026 $31.97 4 May 2026 $32.06 5 May 2026 $32.71 6 May 2026 $36.87 7 May 2026 $33.38 8 May 2026 $34.79 11 May 2026 $35.88 12 May 2026 $31.97 13 May 2026 $28.24 14 May 2026 $28.94 15 May 2026 $24.02 18 May 2026 $25.93 19 May 2026 $25.68 20 May 2026 $25.85 21 May 2026 $28.45 22 May 2026 $29.03 26 May 2026 $33.18 27 May 2026 $35.11 28 May 2026 $31.99 29 May 2026 $32.64 1 Jun 2026 $29.78 2 Jun 2026 $31.91 3 Jun 2026 $30.44 4 Jun 2026 $29.67 5 Jun 2026 $29.14 8 Jun 2026 $28.99 9 Jun 2026 $27.68 10 Jun 2026 $27.62 11 Jun 2026 $33.72 12 Jun 2026 $27.69 15 Jun 2026 $30.50 16 Jun 2026 $32.49 17 Jun 2026 $30.30 18 Jun 2026 $30.80 22 Jun 2026 $28.96 23 Jun 2026 $28.56 24 Jun 2026 $24.54 25 Jun 2026 $24.39 26 Jun 2026 $26.26 29 Jun 2026 $24.11 30 Jun 2026 $24.62 1 Jul 2026 $24.59 2 Jul 2026 $24.90 6 Jul 2026 $23.57 7 Jul 2026 $22.92 8 Jul 2026 $21.00 9 Jul 2026 $20.58 10 Jul 2026 $19.89 13 Jul 2026 $19.13 14 Jul 2026 $21.26 15 Jul 2026 $19.27 16 Jul 2026 $18.53 17 Jul 2026 $17.93 20 Jul 2026 $17.42 21 Jul 2026 $17.98 22 Jul 2026 $17.72 23 Jul 2026 $17.62 24 Jul 2026 $17.06 27 Jul 2026 $18.87 28 Jul 2026 $17.81 29 Jul 2026 $15.02 30 Jul 2026 $15.26 31 Jul 2026 $14.73 3 Aug 2026 $14.28 4 Aug 2026 $15.31 5 Aug 2026 $13.15 6 Aug 2026 $10.89 7 Aug 2026 $11.41 10 Aug 2026 $10.48 11 Aug 2026 $10.60 12 Aug 2026 $11.04 13 Aug 2026 $11.51 14 Aug 2026 $10.93 17 Aug 2026 $10.66 18 Aug 2026 $10.42 19 Aug 2026 $10.18 20 Aug 2026 $9.20 21 Aug 2026 $9.32 24 Aug 2026 $9.76 25 Aug 2026 $9.32 26 Aug 2026 $9.13 27 Aug 2026 $9.19 28 Aug 2026 $8.97 31 Aug 2026 $9.09 1 Sep 2026 $8.82 2 Sep 2026 $8.67 3 Sep 2026 $8.51 4 Sep 2026 $8.96 8 Sep 2026 $8.93 9 Sep 2026 $8.07 10 Sep 2026 $7.45 11 Sep 2026 $7.88 14 Sep 2026 $7.71 15 Sep 2026 $7.77 16 Sep 2026 $8.23 17 Sep 2026 $8.76 18 Sep 2026 $8.55 21 Sep 2026 $9.76 22 Sep 2026 $9.91 23 Sep 2026 $9.61 24 Sep 2026 $9.81 25 Sep 2026 $9.57 28 Sep 2026 $9.14 29 Sep 2026 $8.83 30 Sep 2026 $8.65 1 Oct 2026 $8.61 2 Oct 2026 $8.98 5 Oct 2026 $8.31 6 Oct 2026 $8.03 7 Oct 2026 $7.38 8 Oct 2026 $7.23 9 Oct 2026 $7.11 Letarte Tyler Director Bought $49.98K 30 Jan 2026 · at $34.00 Erwin Tami A. Director Bought $99.99K 30 Jan 2026 · at $34.00 · 3.8% of stake BlackRock Portfolio Managemen… 10% owner Bought $25.59M 30 Jan 2026 · at $34.00 · 4.4% of stake BlackRock Portfolio Managemen… 10% owner Sold at will $970.50K 29 Jul 2026 · at $15.31 · 0.4% of stake BlackRock Portfolio Managemen… 10% owner Sold at will $2.14M 30 Jul 2026 · at $15.18 · 0.8% of stake BlackRock Portfolio Managemen… 10% owner Sold at will $538.59K 31 Jul 2026 · at $15.14 · 0.2% of stake BlackRock Portfolio Managemen… 10% owner Sold at will $206.72K 3 Aug 2026 · at $15.03 · 0.1% of stake BlackRock Portfolio Managemen… 10% owner Sold at will $8.28M 4 Aug 2026 · at $15.50 · 3.0% of stake BlackRock Portfolio Managemen… 10% owner Sold at will $1.75M 5 Aug 2026 · at $13.65 · 0.8% of stake BlackRock Portfolio Managemen… 10% owner Sold at will $2.34M 6 Aug 2026 · at $11.60 · 1.2% of stake BlackRock Portfolio Managemen… 10% owner Sold at will $2.20M 7 Aug 2026 · at $10.99 · 1.2% of stake
3 buys8 sales at will0 planned sales

Latest insider transactions

From Form 4, most recent first
All of them →
DateInsiderTypeValueOf own stake
7 Aug 2026 BlackRock Portfolio Management LLC
10% owner
 Sold at will $2.20M 1.2%
6 Aug 2026 BlackRock Portfolio Management LLC
10% owner
 Sold at will $2.34M 1.2%
5 Aug 2026 BlackRock Portfolio Management LLC
10% owner
 Sold at will $1.75M 0.8%
4 Aug 2026 BlackRock Portfolio Management LLC
10% owner
 Sold at will $8.28M 3.0%
3 Aug 2026 BlackRock Portfolio Management LLC
10% owner
 Sold at will $206.72K 0.1%
31 Jul 2026 BlackRock Portfolio Management LLC
10% owner
 Sold at will $538.59K 0.2%