Form D · Other Investment Fund

SELIGMAN TECH SPECTRUM OFFSHORE FUND

George Town, Grand Cayman, E9 · CIK 0001722509

Offering snapshot reported Oct 23, 2026 · SEC filing

Reported sold: $619M
Investors reported: 109
Minimum accepted: $100K
First sale: Nov 1, 2017

Fundraising history

Reported sold

Dates are filing dates, not cash receipt dates. Decreases are reported revisions, not evidence of withdrawals. Separate offering histories are not added together.

What changed?

Latest filing versus its linked predecessor, where available.

Reported sold$17,276,248 → $619,044,248
Reported investors10 → 109

Filing history

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Filed	Filing type	Reported sold	Change vs linked filing	Investors	Source
Oct 23, 2026	Amendment	$619,044,248	$601,768,000vs Nov 23, 2022	109	SEC filing
Oct 3, 2025	Amendment	$619,044,248	$601,768,000vs Nov 23, 2022	109	SEC filing
Oct 3, 2024	Amendment	$619,044,248	$601,768,000vs Nov 23, 2022	109	SEC filing
Sep 29, 2023	Amendment	$505,130,248	$487,854,000vs Nov 23, 2022	49	SEC filing
Nov 23, 2022	Amendment	$17,276,248	$700,000vs Sep 1, 2021	10	SEC filing
Sep 1, 2021	Amendment	$16,576,248	No comparison	Not reported	SEC filing
Dec 8, 2020	Amendment	$16,576,248	$500,000vs Dec 4, 2019	9	SEC filing
Dec 4, 2019	Amendment	$16,076,248	No comparison	8	SEC filing
Nov 15, 2017	Initial	$3,613,400	No comparison	3	SEC filing

Offering details

Securities: Pooled investment fund, Other
Exemptions: 3C.7, 06b, 3C
Duration over one year: Yes
Business combination: No

Sales commissions: $0 (estimated)
Finders' fees: $0
Form D file number: 021-298856

The total amount sold and the number of investors do not take redemptions and/or withdrawals into consideration.

Class A and Class B Shares.

The persons listed in Item 12 are entitled to receive the front-end sales charges. Such amounts cannot be estimated.

Sales compensation recipients

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Recipient	CRD	Associated broker-dealer
N/A	None	COLUMBIA MANAGEMENT INVESTMENT DISTRIBUTORS, INC. · CRD 000000840

Source: Form D, filed Oct 23, 2026. Minimum accepted may differ from a standard advertised minimum.

Fund connections

The linked fund shows its most recently reported ADV details.

Matched by reported Form D file number

SELIGMAN TECH SPECTRUM OFFSHORE FUND

Investment adviser: COLUMBIA MANAGEMENT INVESTMENT ADVISERS, LLC

Gross asset value: $1.92B
Beneficial owners: 82
ADV minimum commitment: $1M

Reported in Form ADV on Sep 23, 2026. Fund assets and beneficial owners measure different things from Form D sales and investors.

Service providers

Fund administrator INTERNATIONAL FUND SERVICES (N.A.), LLC C/O STATE STREET BANK AND TRUST COMPANY BOSTON, Massachusetts, United States Investor statements: Yes (provided to all investors) Related to adviser: No

Auditor PRICEWATERHOUSECOOPERS, CAYMAN ISLANDS GEORGETOWN, Cayman Islands

Custodian STATE STREET BANK AND TRUST COMPANY BOSTON, Massachusetts, United States Related to adviser: No

Marketer ALLFUNDS BANK, S.A.U. MADRID, Spain Related to adviser: No

Marketer AMERIPRISE FINANCIAL SERVICES, LLC MINNEAPOLIS, Minnesota, United States Related to adviser: Yes

Marketer COLUMBIA MANAGEMENT INVESTMENT DISTRIBUTORS, INC. BOSTON, Massachusetts, United States Related to adviser: Yes

Marketer CREDIT SUISSE SECURITIES (USA) LLC NEW YORK, New York, United States Related to adviser: No

Marketer DBS BANK (HONG KONG) LIMITED HONG KONG, Hong Kong Related to adviser: No

Marketer DBS BANK LTD. SINGAPORE, Singapore Related to adviser: No

Marketer EUROCLEAR BANK S.A./N.V. BRUSSELS, Belgium Related to adviser: No

Marketer LGT BANK AG HONG KONG BRANCH HONG KONG, Hong Kong Related to adviser: No

Marketer LGT BANK (SINGAPORE) LTD. SINGAPORE, Singapore Related to adviser: No

Marketer MFEX FRANCE SA PARIS, France Related to adviser: No

Marketer MFEX HONG KONG HONG KONG, Hong Kong Related to adviser: No

Marketer MORGAN STANLEY BANK ASIA LIMITED HONG KONG, Hong Kong Related to adviser: No

Marketer MORGAN STANLEY BANK ASIA LIMITED, SINGAPORE BRANCH SINGAPORE, Singapore Related to adviser: No

Marketer MORGAN STANLEY & CO. LLC NEW YORK, New York, United States Related to adviser: No

Marketer MORGAN STANLEY WEALTH MANAGEMENT AUSTRALIA PTY LTD SYDNEY, Australia Related to adviser: No

Marketer NOMURA SINGAPORE LIMITED SINGAPORE, Singapore Related to adviser: No

Marketer UNITED OVERSEAS BANK LIMITED SINGAPORE, Singapore Related to adviser: No

Prime broker GOLDMAN SACHS & CO. LLC NEW YORK, New York, United States

Prime broker MORGAN STANLEY & CO. LLC NEW YORK, New York, United States

Provider details

Annual audit: Yes
Prime brokers: Yes
Custodians: Yes
Administrator other than the adviser: Yes
External marketing: Yes

PRICEWATERHOUSECOOPERS, CAYMAN ISLANDS
PCAOB 1266

AMERIPRISE FINANCIAL SERVICES, LLC
CRD 6363 · SEC 801-28543

COLUMBIA MANAGEMENT INVESTMENT DISTRIBUTORS, INC.
CRD 840 · SEC 8-25845

CREDIT SUISSE SECURITIES (USA) LLC
CRD 816 · SEC 801-56264

MORGAN STANLEY & CO. LLC
CRD 8209 · SEC 8-15869

GOLDMAN SACHS & CO. LLC
CRD 361 · SEC 8-129

MORGAN STANLEY & CO. LLC
CRD 8209 · SEC 8-15869

Filing source

Form ADV 2126380 · Sep 23, 2026 · Schedule D 7.B.(1), fund 805-7276500267

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

People & organizations

Current and past Form D appearances. These existing records do not establish a person's current role or uniquely identify them across issuers.

People and organizations reported in Form D filings
Name	Reported role
John Banks	Director
Arthur Condron	Director
Amy L. Hackbarth	Executive
Grant K. Jackson	Director
David C. Litton	Director
Jeffrey F. Peters	Director, Executive
Matthew Rich	Executive
Gurnek Teja	Director

Issuer details

Industry: Pooled Investment Fund (See others in industry)

Address:

Box 309, Ugland House South Church Street
George Town, Grand Cayman, E9, KY1-1104