Insider filing report for Changes in Beneficial Ownership
- Schedule 13G & 13D forms are used to report a party's ownership of stock which exceeds 5% of a company's total stock issue.
- Schedule 13G is a shorter version of Schedule 13D with fewer reporting requirements.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
|
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549 |
SCHEDULE 13G
|
UNDER THE SECURITIES EXCHANGE ACT OF 1934
|
CoreWeave, Inc. (Name of Issuer) |
Class A common stock, par value $0.000005 per share (Title of Class of Securities) |
21873S108 (CUSIP Number) |
09/30/2025 (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)
|
SCHEDULE 13G
|
| CUSIP No. | 21873S108 |
| 1 | Names of Reporting Persons
KOPACC LLC | ||||||||
| 2 | Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
| ||||||||
| 3 | Sec Use Only | ||||||||
| 4 | Citizenship or Place of Organization
DELAWARE
| ||||||||
| Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
| 9 | Aggregate Amount Beneficially Owned by Each Reporting Person
9,372,720.00 | ||||||||
| 10 | Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
| ||||||||
| 11 | Percent of class represented by amount in row (9)
2.4 % | ||||||||
| 12 | Type of Reporting Person (See Instructions)
OO |
Comment for Type of Reporting Person: Based on an aggregate total of 386,401,201 shares of the Issuer's Class A common stock outstanding at the filing of its 10-Q dated September 30, 2025.
SCHEDULE 13G
|
| CUSIP No. | 21873S108 |
| 1 | Names of Reporting Persons
Jamison Stephen | ||||||||
| 2 | Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
| ||||||||
| 3 | Sec Use Only | ||||||||
| 4 | Citizenship or Place of Organization
UNITED STATES
| ||||||||
| Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
| 9 | Aggregate Amount Beneficially Owned by Each Reporting Person
9,372,720.00 | ||||||||
| 10 | Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
| ||||||||
| 11 | Percent of class represented by amount in row (9)
2.4 % | ||||||||
| 12 | Type of Reporting Person (See Instructions)
IN |
Comment for Type of Reporting Person: Rows 6, 8: Includes 9,372,720 shares of Class A common stock held directly by KOPACC, LLC ("KOPACC"). KOPACC is managed by Koppenberg Management LLC. Stephen Jamison controls 100% of the voting interests of Koppenberg Management LLC and may be deemed to share voting and dispositive power over the securities held by KOPACC. Row 11: Based on an aggregate total of 386,401,201 shares of the Issuer's Class A common stock outstanding as of the Issuer's 10-Q filing dated September 30, 2025.
SCHEDULE 13G
|
| CUSIP No. | 21873S108 |
| 1 | Names of Reporting Persons
Jamison Wesley Jay | ||||||||
| 2 | Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
| ||||||||
| 3 | Sec Use Only | ||||||||
| 4 | Citizenship or Place of Organization
UNITED STATES
| ||||||||
| Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
| 9 | Aggregate Amount Beneficially Owned by Each Reporting Person
9,372,720.00 | ||||||||
| 10 | Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
| ||||||||
| 11 | Percent of class represented by amount in row (9)
2.4 % | ||||||||
| 12 | Type of Reporting Person (See Instructions)
IN |
Comment for Type of Reporting Person: Rows 6, 8: Includes 9,372,720 shares of Class A common stock held directly by KOPACC, LLC ("KOPACC"). KOPACC is managed by Koppenberg Management LLC which is managed by Luchetti Street Investment Management LLC. Wesley Jamison is the manage and indirect sole owner of Luchetti Street Investment Management LLC and may be deemed to share voting and dispositive power over the securities held by KOPACC. Row 11: Based on an aggregate total of 386,401,201 shares of the Issuer's Class A common stock outstanding as of the Issuer's 10-Q filing dated September 30, 2025.
SCHEDULE 13G
|
| Item 1. | ||
| (a) | Name of issuer:
CoreWeave, Inc. | |
| (b) | Address of issuer's principal executive offices:
290 W. MT. PLEASANT AVENUE, SUITE 4100, LIVINGSTON, NEW YORK, 07039 | |
| Item 2. | ||
| (a) | Name of person filing:
This statement is filed on behalf of each of the following persons (collectively, the "Reporting Persons"): KOPACC, LLC ("KOPACC") Stephen S. Jamison ("Stephen Jamison") Wesley J. Jamison ("Wesley Jamison") | |
| (b) | Address or principal business office or, if none, residence:
The address of the principal business office for all Reporting Persons is: 217 E 70th Street, Unit 2220, New York, NY 10021. | |
| (c) | Citizenship:
KOPACC is a Delaware limited liability company. Stephen Jamison and Wesley Jamison are citizens of the United States of America. | |
| (d) | Title of class of securities:
Class A common stock, par value $0.000005 per share | |
| (e) | CUSIP No.:
21873S108 | |
| 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). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J),
please specify the type of institution: | |
| (k) | Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
| |
| Item 4. | Ownership | |
| (a) | Amount beneficially owned:
As of June 30, 2025, KOPACC beneficially owns 9,372,720 shares of Class A common stock. As of June 30, 2025, Stephen Jamison may be deemed to beneficially own 9,372,720 shares of Class A common stock. As of June 30, 2025, Wesley Jamison may be deemed to beneficially own 9,372,720 shares of Class A common stock. | |
| (b) | Percent of class:
KOPACC: 2.4% Stephen Jamison: 2.4% Wesley Jamison 2.4% %
| |
| (c) | Number of shares as to which the person has:
| |
| (i) Sole power to vote or to direct the vote:
KOPACC: 0 Stephen Jamison: 0 Wesley Jamison: 0 | ||
| (ii) Shared power to vote or to direct the vote:
KOPACC: 9,372,720 Stephen Jamison: 9,372,720 Wesley Jamison: 9,372,720 | ||
| (iii) Sole power to dispose or to direct the disposition of:
KOPACC: 0 Stephen Jamison: 0 Wesley Jamison: 0 | ||
| (iv) Shared power to dispose or to direct the disposition of:
KOPACC: 9,372,720 Stephen Jamison: 9,372,720 Wesley Jamison: 9,372,720 | ||
| Item 5. | Ownership of 5 Percent or Less of a Class. | |
|
Ownership of 5 percent or less of a class
| ||
| Item 6. | Ownership of more than 5 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 or Control Person. | |
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: |
Not Applicable
|
| 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.
|
|
|
|
|
|
|