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SCHEDULE Filed 2025-02-07 Event 2025-02-03 SEC 0001594543-25-000003 →

KERBER WILLIAM XAVIER III → Nauticus Robotics, Inc. KITTW

Stake: 2.00% Shares: 611,492 CUSIP: 63911H207 Class: Common Stock
Composite Decision Signal · PASS (LOW BASE-RATE EDGE) Conviction Score: 7/100 · Filer 90d Win Rate: 0% · Hist. 90d Edge: +0.0%
  • Filer track record (5 filings): 0% 90d win rate, +0.0% 90d edge
  • Short interest building (+12818.5% vs prior settlement)

Item 4 — Purpose of Transaction

On February 3, 2025 the Issuer filed an S-3 registration statement reporting a total of 30,185,791 outstanding shares of Common Stock. As of the date of this Schedule, Mr. Kerber owns an aggregate of 611,492 or 2.0% of the issuer's Common Stock and has ceased to be a beneficial owner of 5% or more of the Issuer's Common Stock. The beneficial ownership percentages used in this Schedule are calculated based on the 30,185,791 shares of Common Stock outstanding as of the Issuer's S-3 statement filed on February 3, 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 2026-10-15
DTC 1.00
3,488 shares short · +12818.5% vs prior

Post-Filing Returns · since 2025-02-03 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 2025-02-03. 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 →
2025-08-13 SCHEDULE KERBER WILLIAM XAVIER III 4.40% 1,852,696 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 →
2025-02-06 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 →
2025-08-13 SCHEDULE Nauticus Robotics, Inc. KITTW 4.40% 1,852,696 view →
2025-03-17 SCHEDULE Nauticus Robotics, Inc. KITTW 5.10% 1,542,696 view →
2025-01-02 SCHEDULE Palladyne AI Corp. PDYNW 7.60% 2,292,482 view →

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