SCHEDULE 13D/A Filed 2026-05-27 Event 2026-05-22 SEC 0001171520-26-000108 →

Bleichroeder LP → LiqTech International, Inc. LIQT

Stake: 33.70% Shares: 3,182,239 CUSIP: 53632A300 Class: Common Stock, $0.001 par value

Item 4 — Purpose of Transaction

Item 4 to Schedule 13D is hereby amended to include the following: The disclosure under Item 3 in this Amendment is incorporated herein by reference.

Insider Activity (last 365d)

0 transactions

0 buys · 0 sales · 0 awards/exercises

Issuer Cluster

4 13D/G filings on this issuer

3 other filings besides this one

Filer Track Record

11 filings by this filer

10 other filings in the data moat

Short Interest · settle 2026-07-15

DTC 1.00

229,397 shares short · +304.0% vs prior

+1 day

0.0%

+5 days

0.0%

+30 days

0.0%

+60 days

-14.7%

+90 days

—

+180 days

—

Anchor price 0.75 on closest trading day on/after 2026-05-22. Source: Yahoo Finance daily adj_close (split + dividend adjusted).

Filed	Form	Filer	Stake	Shares
2026-06-17	SCHEDULE 13G	Marathon Micro Fund, LP	—	—	view →
2026-06-09	SCHEDULE 13D/A	Bleichroeder LP	20.90%	6,882,239	view →
2022-05-18	SC	PESSIN NORMAN H	—	—	view →

Filed	Form	Issuer	Stake	Shares
2026-07-09	SCHEDULE 13D/A	First Eagle Real Estate Debt Fund	41.00%	1,249,141.59	view →
2026-06-25	SCHEDULE 13D/A	Identiv, Inc. (INVE) INVE	19.90%	5,247,467	view →
2026-06-09	SCHEDULE 13D/A	LiqTech International, Inc. LIQT	20.90%	6,882,239	view →
2022-07-05	SC	First Eagle Credit Opportunities Fund	—	—	view →
2022-02-14	SC	First Eagle Credit Opportunities Fund	—	—	view →
2021-10-07	SC	First Eagle Credit Opportunities Fund	—	—	view →
2021-08-17	SC	First Eagle Credit Opportunities Fund	—	—	view →
2021-07-16	SC	First Eagle Credit Opportunities Fund	—	—	view →
2021-06-24	SC	First Eagle Credit Opportunities Fund	—	—	view →
2021-05-19	SC	First Eagle Credit Opportunities Fund	—	—	view →

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