13D·WATCH Activist + Insider Intelligence Live feed Blog About Pricing
Live feed/ Filings/ SCHEDULE/ 0001594543-25-000007
SCHEDULE Filed 2025-08-13 Event 2025-08-11 SEC 0001594543-25-000007 →

KERBER WILLIAM XAVIER III → Nauticus Robotics, Inc. KITTW

Stake: 4.40% Shares: 1,852,696 CUSIP: 63911H207 Class: Common Stock

Item 4 — Purpose of Transaction

As of the Issuer's recent 10-Q filing dated August 11, 2025 the Issuer stated total outstanding Common Stock of 42,267,643 shares. Mr. Kerber beneficially owns 1,852,696 shares or 4.4% of of the Issuer's outstanding Common Stock and has ceased to be a beneficial owner of five percent or more as of the date of the Issuer's 10-Q filing dated August 11, 2025.

Cross-References

Insider Activity (last 365d)
0 transactions
0 buys · 0 sales · 0 awards/exercises
Issuer Cluster
9 13D/G filings on this issuer
8 other filings besides this one
Filer Track Record
5 filings by this filer
4 other filings in the data moat
Short Interest · settle 2026-07-15
DTC 1.31
100,625 shares short · -21.4% vs prior

Post-Filing Returns · since 2025-08-11 on KITTW

+1 day
0.0%
+5 days
0.0%
+30 days
0.0%
+60 days
0.0%
+90 days
0.0%
+180 days
0.0%

Anchor price 0.02 on closest trading day on/after 2025-08-11. Source: Yahoo Finance daily adj_close (split + dividend adjusted).

Other 13D/G Filings on Nauticus Robotics, Inc.

FiledFormFilerStakeShares
2026-07-24 SCHEDULE 13G RCB EQUITIES 1, LLC — — view →
2025-10-28 SCHEDULE Material Impact Fund II, L.P. 21.50% 3,137,615 view →
2025-03-17 SCHEDULE KERBER WILLIAM XAVIER III 5.10% 1,542,696 view →
2025-02-25 SCHEDULE Material Impact Fund II, L.P. 18.60% 6,866,659 view →
2025-02-07 SCHEDULE KERBER WILLIAM XAVIER III 2.00% 611,492 view →
2025-02-06 SCHEDULE Inkeverse Group Ltd 4.10% 264,108 view →
2024-04-08 SC SCHLUMBERGER LIMITED/NV — — view →
2022-09-23 SC TRANSOCEAN INC — — view →

Other Filings by KERBER WILLIAM XAVIER III

FiledFormIssuerStakeShares
2026-05-14 SCHEDULE 13D/A Palladyne AI Corp. PDYNW — 2,366,314 view →
2025-03-17 SCHEDULE Nauticus Robotics, Inc. KITTW 5.10% 1,542,696 view →
2025-02-07 SCHEDULE Nauticus Robotics, Inc. KITTW 2.00% 611,492 view →
2025-01-02 SCHEDULE Palladyne AI Corp. PDYNW 7.60% 2,292,482 view →

Want this depth on every filing the moment it hits SEC EDGAR?

Full feed access · API · daily intelligence brief · custom alerts. From $49/mo.

See pricing →