SEC Form SC 13G/A filed by Riot Blockchain, Inc (Amendment)

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1	NAMES OF REPORTING PERSONS
	Northern Data AG
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
	(a)☐
	(b)☐
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION
	Germany
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		5	SOLE VOTING POWER
			6,949,992 shares
		6	SHARED VOTING POWER
			0
		7	SOLE DISPOSITIVE POWER
			6,949,992 shares
		8	SHARED DISPOSITIVE POWER
			0
9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	6,949,992 shares
10	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
	☐
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
	7.21
12	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
	CO

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Riot Blockchain, Inc.

202 6th Street, Suite 401, Castle Rock, Colorado 80104.

Northern Data AG.

An der Welle 3, 60322 Frankfurt am Main, Germany.

Northern Data AG is organized as a stock corporation under the laws of Germany.

Common Stock, no par value

767292105

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(a)

☐

Broker or dealer registered under Section 15 of the Exchange Act;

(b)

☐

Bank as defined in Section 3(a)(6) of the Exchange Act;

(c)

☐

Insurance company as defined in Section 3(a)(19) of the Exchange Act;

(d)

☐

Investment company registered under Section 8 of the Investment Company Act;

(e)

☐

An investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E);

(f)

☐

An employee benefit plan or endowment fund in accordance with Rule 13d-1(b)(1)(ii)(F);

(g)

☐

A parent holding company or control person in accordance with Rule 13d-1(b)(1)(ii)(G);

(h)

☐

A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act;

(i)

☐

A church plan that is excluded from the definition of an investment company under Section 3(c)(14) of the Investment Company Act;

(j)

☐

A non-U.S. institution in accordance with Rule 13d-1(b)(1)(ii)(J);

(k)

☐

Group, in accordance with Rule 13d-1(b)(1)(ii)(K).

If filing as a non-U.S. institution in accordance with Rule 13d-1(b)(1)(ii)(J), please specify the type of institution: ____________.

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(a)

Amount beneficially owned:

(b)

Percent of class:

(c)

Number of shares as to which such person has:

(i)

Sole power to vote or to direct the vote:

(ii)

Shared power to vote or to direct the vote:

(iii)

Sole power to dispose or to direct the disposition of:

(iv)

Shared power to dispose or to direct the disposition of:

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If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than 5 percent of the class of securities, check the following ☐.

Not Applicable.

Not Applicable.

Not Applicable.

Not Applicable.

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.

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