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Insider activity — YSSYork Space Systems Inc.

6 Form 4 filings for YSS between 2026-07-10 and 2026-08-10, from 2 filers. 6 discretionary (5 sales, 0 purchases). 4 of 6 state a filing-level total, summing to $18,414,917; the rest report only their largest transaction, so the true figure is higher. Prices ran $12 to $34.

Filings 6 Filers 2 Discretionary 6 Routine 0 Structured 4/6

Filings
FiledFilerRoleAction Shares
largest txn
Price Filing totalTxns
2026-08-10 BlackRock Portfolio Management LLC sold 201,504 $11.60 $4,537,315 2
2026-08-06 BlackRock Portfolio Management LLC sold 456,310 $15.58 $10,024,095 4
2026-08-04 BlackRock Portfolio Management LLC sold 35,574 $15.14 2
2026-08-04 BlackRock Portfolio Management LLC sold 35,574 $15.14 $745,313 2
2026-07-31 BlackRock Portfolio Management LLC sold 140,823 $15.18 $3,108,194 2
2026-07-10 GREENE MICHAEL ROBERT received 2,289,366 $34.00
6 filings · 2 filers · disclosed totals only $18,414,917 (4/6)
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