Skip to main content

CSS LLC/IL

Position in RKLB — Rocket Lab Corp

CIK 1103646 CHICAGO, IL

Position in RKLB

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$175,549
-$140,862 QoQ
Shares Held
1,727
-64.9% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#856
of 1,116 holders
Holding Since
Jun 2025
5 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in RKLB Over Time

Shares Held

Position Value (USD)

Derivatives in RKLB

reported options exposure · as of Jun 30, 2026
CallValue
$0
CallShares
0
PutValue
$213,465
PutShares
2,100

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Aerospace & Defense

Industrials · as of Jun 30, 2026

CSS LLC/IL holds $4,843,336 across 8 Aerospace & Defense names. RKLB ranks #8 (3.6% of the industry book) .

# Ticker Company Shares Value (USD) Open
8 RKLB
Rocket Lab Corp
This page
1,727 $175,549

All Filings in RKLB

Export CSV
10 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $175,549 1,727
2026-06-30 $213,465 2,100
2026-03-31 $134,862 2,100
2026-03-31 $316,411 4,927
2025-12-31 $4,124,699 59,127
2025-12-31 $10,575,616 151,600
2025-09-30 $2,962,131 61,827
2025-09-30 $7,263,156 151,600
2025-06-30 $2,218,705 62,027
2025-06-30 $5,422,732 151,600