TETRA TECHNOLOGIES INC — Major Shareholding Notification 2020

Jul 21, 2020

SC 13G 1 tetra-sc13g_072120.htm ACQUISITION OF BENEFICIAL OWNERSHIP

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SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13G

Under the Securities Exchange Act of 1934

| TETRA
TECHNOLOGIES INC |
| --- |
| (Name
of Issuer) |
| Common
Stock, Par Value $0.01 per share |
| (Title
of Class of Securities) |
| 88162F105 |
| (CUSIP
Number) |
| July
21, 2020 |
| (Date
of Event Which Requires Filing of this Statement) |

Check the appropriate box to designate the rule pursuant to which this Schedule is filed

| ☐ | Rule
13d-1(b) |
| --- | --- |
| ☒ | Rule 13d-1(c) |
| ☐ | Rule 13d-1(d) |

The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

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CUSIP No. 88162F105

| 1. | Names
of Reporting Persons. AIGH Capital Management, LLC. I.R.S.
Identification Nos. of above persons (entities only). 27-4413262 | |
| --- | --- | --- |
| 2. | Check
the Appropriate Box if a Member of a Group (See Instructions) (a)
☐ (b)
☒ | |
| 3. | SEC
Use Only | |
| 4. | Citizenship
of Place of Organization Maryland | |
| Number
of Shares | 5. | Sole
Voting Power 6,757,729 |
| Beneficially | 6. | Shared
Voting Power 0 |
| Owned by Each | 7. | Sole
Dispositive Power 6,757,729 |
| Reporting Person With | 8. | Shared
Dispositive Power |
| 9. | Aggregate
Amount Beneficially Owned by each Reporting Person 6,757,729 | |
| 10. | Check
if the Aggregate Amount in Row (9) Excludes Certain Shares ☐ | |
| 11. | Percent
of Class Represented by Amount in Row 9 5.37% | |
| 12. | Type
of Reporting Person (See Instructions) OO | |

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ITEM 1:

(a) Name of Issuer:

TETRA TECHNOLOGIES INC

(b) Address of Issuer’s Principal Executive Offices:

24955 INTERSTATE 45 NORTH

THE WOODLANDS TX 77380

ITEM 2:

(a) Name of Person Filing:

This Schedule 13G is being filed by AIGH Capital Management, LLC, a Maryland limited liability company ("AIGH LP"), as an Advisor or Sub-Advisor with respect to shares of Common Stock (as defined in Item 2(d) below) held by AIGH Investment Partners, L.P. and WVP Emerging Manger Onshore Fund, LLC.

AIGH Capital Management, and Mr. Hirschman are hereinafter sometimes collectively referred to as the "Reporting Persons." Any disclosures herein with respect to persons other than the Reporting Persons are made on information and belief after making inquiry to the appropriate party.

(b) Address of Principal Business Office or, if None, Residence:

The principal office and business address of AIGH Capital Management, LLC and Mr. Hirschman is:

6006 Berkeley Avenue

Baltimore MD 21209

(c) Citizenship:

See Item 2(a) above and Item 4 of each cover page.

(d) Title of Class of Securities:

Common Stock, $ 0.01 par value

(e) CUSIP Number:

88162F105

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ITEM 3: IF THIS STATEMENT IS FILED PURSUANT TO §§240.13D-1(B) OR 240.13D-2(B) OR (C), CHECK WHETHER THE PERSON FILING IS A:

| (a) | ☐ | Broker
or dealer registered under section 15 of the Act (15 U.S.C. 78o); |
| --- | --- | --- |
| (b) | ☐ | Bank as defined
in section 3(a)(6) of the Act (15 U.S.C. 78c); |
| (c) | ☐ | Insurance
company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c); |
| (d) | ☐ | Investment
company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C 80a-8); |
| (e) | ☐ | An investment
adviser in accordance with §240.13d-1(b)(1)(ii)(E); |
| (f) | ☐ | An employee
benefit plan or endowment fund in accordance with §240.13d-1(b)(1)(ii)(F); |
| (g) | ☐ | A parent
holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G); |
| (h) | ☐ | A savings
associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813); |
| (i) | ☐ | A church
plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of
1940 (15 U.S.C. 80a-3); |
| (j) | ☐ | A non-U.S.
institution, in accordance with §240.13d-1(b)(1)(ii)(J); |
| (k) | ☐ | Group, in
accordance with §240.13d-1(b)(1)(ii)(K). |
| | | If
filing as a non-U.S. institution in accordance with §240.13d-1(b)(1)(ii)(J), please specify the type of institution:
_________. |

ITEM 4: OWNERSHIP.

See Items 5,6,7,8 and 9 of each cover page.

ITEM 5: OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS.

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 five percent of the class of securities, check the following ☐

ITEM 6: OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON.

Not applicable.

ITEM 7: IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH ACQUIRED THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING COMPANY.

Not applicable.

ITEM 8: IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP.

Not applicable.

ITEM 9: NOTICE OF DISSOLUTION OF GROUP.

Not applicable.

ITEM 10: CERTIFICATIONS.

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.

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SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

| Dated:
July 21, 2020 |
| --- |
| Orin
Hirschman, |
| As managing
member of AIGH Capital Management LLC |

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