Cleantech Acquisition CorpcwKITTWPreferred / convertible

13F holders, Q2 2024 (June 30)
10holders −3
1new positions
4sold out
1famous investor
$0.03avg. 13F price*

At the end of Q2 2024, 10 institutions reported holding Cleantech Acquisition Corpcw (KITTW) in their 13F filings, down 3 from Q1 2024. 1 opened new positions and 4 sold out. The largest holders were Cowen and Company, LLC ($25K), MMCAP International Inc. SPC ($15K) and Citadel Advisors ($3K). One famous investor held it Ken Griffin ( of Citadel Advisors's portfolio).

Company
Cleantech Acquisition Corpcw
Filed as
NAUTICUS ROBOTICS INC (Q2 2024)
CUSIP
63911H116
Latest filing quarter
Q2 2026

History

Number of 13F holders

051015 Q1 2024: 13Q1 2024Q2 2024: 10Q2 2024Q3 2024: 11Q3 2024Q4 2024: 8Q4 2024Q1 2025: 7Q1 2025Q2 2025: 6Q2 2025Q3 2025: 4Q3 2025Q4 2025: 8Q4 2025Q1 2026: 3Q1 2026Q2 2026: 6Q2 2026

Total Exit/New Position Q1 2024 → Q2 2024

InstitutionsTotal Value
New Positions1$3K
Exits4$149K

All 13F filers, Q1 2024 → Q2 2024: 131,086 shares bought and 1,406,493 shares sold, net −1,275,407 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 10 holders

Cowen and Company, LLC — Reduce -33.3% 843,806 $25K
MMCAP International Inc. SPC — No change 500,000 $15K
Citadel Advisors — New 108,316 $3K
Rivernorth Capital Management, LLC — No change 84,776 $3K
Wolverine Asset Management LLC — Reduce -70.9% 76,432 $2K
Walleye Capital LLC — No change 45,888 $1K
HRT Financial LP — Add +130.3% 40,239 $1K
Walleye Trading LLC — No change 25,812 $774
Goldman Sachs Group Inc. — No change 20,000 $600
Clear Street LLC — Reduce -44.0% 56 $2

"% of holder's portfolio" is KITTW's weight in each manager's 13F, not the share of Cleantech Acquisition Corpcw the manager owns.