# EDGAR Filing Document

**Accession Number:** 0001565951
**File Stem:** 0001398344-25-015409
**Filing Date:** 2025-8
**Character Count:** 13947
**Document Hash:** 2f40c8374151281e1bfd48eb45d453b8
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001398344-25-015409.hdr.sgml**: 20250814

**ACCESSION NUMBER**: 0001398344-25-015409

**CONFORMED SUBMISSION TYPE**: 13F-HR

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20250630

**FILED AS OF DATE**: 20250814

**DATE AS OF CHANGE**: 20250814

**EFFECTIVENESS DATE**: 20250814

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** DC Investments Management, LLC
- **CENTRAL INDEX KEY:** 0001565951

**ORGANIZATION NAME:**
- **EIN:** 454003374
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 13F-HR
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 028-18238
- **FILM NUMBER:** 251214726

**BUSINESS ADDRESS:**
- **STREET 1:** 1600 TYSONS BLVD
- **STREET 2:** FIFTH FLOOR
- **CITY:** MCLEAN
- **STATE:** VA
- **ZIP:** 22102
- **BUSINESS PHONE:** 703-506-3900

**MAIL ADDRESS:**
- **STREET 1:** 1600 TYSONS BLVD
- **STREET 2:** FIFTH FLOOR
- **CITY:** MCLEAN
- **STATE:** VA
- **ZIP:** 22102

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Dean Capital Investments Management, LLC
- **DATE OF NAME CHANGE:** 20150914

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Dean Ventures Management, LLC
- **DATE OF NAME CHANGE:** 20130103

### FORM 13F COVER PAGE

**Report for the Calendar Year or Quarter Ended:** 06-30-2025

**Check here if Amendment** [ ] **Amendment Number:** 

**This Amendment (Check only one.):** [ ] is a restatement.

[ ] adds new holdings entries.

**Institutional Investment Manager Filing this Report:**

**Name:** DC Investments Management LLC<br>**Address:** 1600 TYSONS BLVD<br>FIFTH FLOOR<br>MCLEAN, VA 22102

**Form 13F File Number:** 028-18238

The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form.

**Person Signing this Report on Behalf of Reporting Manager:**

**Name:** Mark T. Allen<br>**Title:** President<br>**Phone:** 703-760-4400

**Signature, Place, and Date of Signing:**

/s/ Mark T. Allen  McLean, VA  08-14-2025<br>[Signature]  [City, State]  [Date]

**Report Type (Check only one.):**

[x] **13F HOLDINGS REPORT.** (Check here if all holdings of this reporting manager are reported in this report.)

[ ] **13F NOTICE.** (Check here if no holdings are reported in this report, and all holdings are reported by other reporting manager(s).)

[ ] **13F COMBINATION REPORT.** (Check here if a portion of the holdings for this reporting manager are reported in this report and a portion are reported by other reporting manager(s).)

### Form 13F Summary Page

**Report Summary:**

**Number of Other Included Managers:** 1

**Form 13F Information Table Entry Total:** 104

**Form 13F Information Table Value Total:** $239927206

      (round to nearest dollar)

**List of Other Included Managers:**

Provide a numbered list of the name(s) and Form 13F file number(s) of all institutional investment managers with respect to which this report is filed, other than the manager filing this report.

[If there are no entries in this list, state “NONE” and omit the column headings and list entries.]

| No.   | Name        | Form 13F File Number   |
|:---|:---|:---|
|  | DC Funds LP | 028-21338              |

### FORM 13F INFORMATION TABLE

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| NAME OF ISSUER | TITLE OF CLASS | CUSIP | FIGI | VALUE (x$1000) | SHRS OR PRN AMT | SH/PRN | PUT/CALL | INVESTMENT DISCRETION | OTHER MANAGER | VOTING AUTHORITY | VOTING AUTHORITY | VOTING AUTHORITY |
| NAME OF ISSUER | TITLE OF CLASS | CUSIP | FIGI | VALUE (x$1000) | SHRS OR PRN AMT | SH/PRN | PUT/CALL | INVESTMENT DISCRETION | OTHER MANAGER | SOLE | SHARED | NONE |
| ADOBE INC | COM | 00724F101 |  | 440269 | 1138 | SH |  | DFND | 1 | 1138 | 0 | 0 |
| AKAMAI TECHNOLOGIES INC | COM | 00971T101 |  | 414672 | 5199 | SH |  | DFND | 1 | 5199 | 0 | 0 |
| AMEREN CORP | COM | 023608102 |  | 1822647 | 18978 | SH |  | DFND | 1 | 18978 | 0 | 0 |
| AMERICAN ELEC PWR CO INC | COM | 025537101 |  | 1891752 | 18232 | SH |  | DFND | 1 | 18232 | 0 | 0 |
| AMRIZE LTD | SHS | H2927K103 |  | 804940 | 16245 | SH |  | DFND | 1 | 16245 | 0 | 0 |
| ANSYS INC | COM | 03662Q105 |  | 506459 | 1442 | SH |  | DFND | 1 | 1442 | 0 | 0 |
| ANTERO RESOURCES CORP | COM | 03674X106 |  | 4947028 | 122816 | SH |  | DFND | 1 | 122816 | 0 | 0 |
| ARRAY TECHNOLOGIES INC | NOTE 1.000%12/0 | 04271TAB6 |  | 782710 | 1000000 | SH |  | DFND | 1 | 1000000 | 0 | 0 |
| ASML HOLDING N V | N Y REGISTRY SHS | N07059210 |  | 4889280 | 6101 | SH |  | DFND | 1 | 6101 | 0 | 0 |
| ATLASSIAN CORPORATION | CL A | 049468101 |  | 396635 | 1953 | SH |  | DFND | 1 | 1953 | 0 | 0 |
| ATMOS ENERGY CORP | COM | 049560105 |  | 1916820 | 12438 | SH |  | DFND | 1 | 12438 | 0 | 0 |
| AUTODESK INC | COM | 052769106 |  | 517291 | 1671 | SH |  | DFND | 1 | 1671 | 0 | 0 |
| AVEPOINT INC | COM CL A | 053604104 |  | 575766 | 29817 | SH |  | DFND | 1 | 29817 | 0 | 0 |
| AVIDXCHANGE HOLDINGS INC | COM | 05368X102 |  | 471898 | 48202 | SH |  | DFND | 1 | 48202 | 0 | 0 |
| BIGCOMMERCE HLDGS INC | COM SER 1 | 08975P108 |  | 394665 | 78933 | SH |  | DFND | 1 | 78933 | 0 | 0 |
| BLACK HILLS CORP | COM | 092113109 |  | 1677390 | 29900 | SH |  | DFND | 1 | 29900 | 0 | 0 |
| BLACKLINE INC | COM | 09239B109 |  | 472947 | 8353 | SH |  | DFND | 1 | 8353 | 0 | 0 |
| BLOCK INC | CL A | 852234103 |  | 369403 | 5438 | SH |  | DFND | 1 | 5438 | 0 | 0 |
| BOX INC | CL A | 10316T104 |  | 535239 | 15664 | SH |  | DFND | 1 | 15664 | 0 | 0 |
| BRAZE INC | COM CL A | 10576N102 |  | 301794 | 10740 | SH |  | DFND | 1 | 10740 | 0 | 0 |
| CALIX INC | COM | 13100M509 |  | 4076588 | 76642 | SH |  | DFND | 1 | 76642 | 0 | 0 |
| CLEARWATER ANALYTICS HLDGS I | CL A | 185123106 |  | 497197 | 22672 | SH |  | DFND | 1 | 22672 | 0 | 0 |
| CLOUDFLARE INC | CL A COM | 18915M107 |  | 1083332 | 5532 | SH |  | DFND | 1 | 5532 | 0 | 0 |
| CNX RES CORP | COM | 12653C108 |  | 2230458 | 66225 | SH |  | DFND | 1 | 66225 | 0 | 0 |
| COLUMBUS MCKINNON CORP N Y | COM | 199333105 |  | 2173791 | 142357 | SH |  | DFND | 1 | 142357 | 0 | 0 |
| COMMVAULT SYS INC | COM | 204166102 |  | 678667 | 3893 | SH |  | DFND | 1 | 3893 | 0 | 0 |
| CONSOLIDATED EDISON INC | COM | 209115104 |  | 1860790 | 18543 | SH |  | DFND | 1 | 18543 | 0 | 0 |
| COTERRA ENERGY INC | COM | 127097103 |  | 2405212 | 94768 | SH |  | DFND | 1 | 94768 | 0 | 0 |
| COUCHBASE INC | COM | 22207T101 |  | 745638 | 30584 | SH |  | DFND | 1 | 30584 | 0 | 0 |
| CROWDSTRIKE HLDGS INC | CL A | 22788C105 |  | 876523 | 1721 | SH |  | DFND | 1 | 1721 | 0 | 0 |
| DEVON ENERGY CORP NEW | COM | 25179M103 |  | 2382410 | 74895 | SH |  | DFND | 1 | 74895 | 0 | 0 |
| DIGITALOCEAN HLDGS INC | COM | 25402D102 |  | 397270 | 13910 | SH |  | DFND | 1 | 13910 | 0 | 0 |
| DOUBLEVERIFY HLDGS INC | COM | 25862V105 |  | 375642 | 25093 | SH |  | DFND | 1 | 25093 | 0 | 0 |
| DROPBOX INC | CL A | 26210C104 |  | 470356 | 16446 | SH |  | DFND | 1 | 16446 | 0 | 0 |
| EQT CORP | COM | 26884L109 |  | 5499576 | 94300 | SH |  | SOLE |  | 94300 | 0 | 0 |
| EVERGY INC | COM | 30034W106 |  | 1920597 | 27863 | SH |  | DFND | 1 | 27863 | 0 | 0 |
| EVERSOURCE ENERGY | COM | 30040W108 |  | 1938565 | 30471 | SH |  | DFND | 1 | 30471 | 0 | 0 |
| EVOLENT HEALTH INC | CL A | 30050B101 |  | 457156 | 40600 | SH |  | DFND | 1 | 40600 | 0 | 0 |
| EXELON CORP | COM | 30161N101 |  | 1918600 | 44187 | SH |  | DFND | 1 | 44187 | 0 | 0 |
| EXPAND ENERGY CORPORATION | COM | 165167735 |  | 5117412 | 43761 | SH |  | DFND | 1 | 43761 | 0 | 0 |
| FORTINET INC | COM | 34959E109 |  | 675657 | 6391 | SH |  | DFND | 1 | 6391 | 0 | 0 |
| GEN DIGITAL INC | COM | 668771108 |  | 665910 | 22650 | SH |  | DFND | 1 | 22650 | 0 | 0 |
| GITLAB INC | CLASS A COM | 37637K108 |  | 357948 | 7935 | SH |  | DFND | 1 | 7935 | 0 | 0 |
| GOGO INC | COM | 38046C109 |  | 5772205 | 393202 | SH |  | DFND | 1 | 393202 | 0 | 0 |
| GULFPORT ENERGY CORP | COMMON SHARES | 402635502 |  | 4713614 | 23431 | SH |  | DFND | 1 | 23431 | 0 | 0 |
| INTAPP INC | COM | 45827U109 |  | 404288 | 7832 | SH |  | DFND | 1 | 7832 | 0 | 0 |
| JELD-WEN HLDG INC | COM | 47580P103 |  | 2114581 | 539434 | SH |  | DFND | 1 | 539434 | 0 | 0 |
| KOPPERS HOLDINGS INC | COM | 50060P106 |  | 3787334 | 117802 | SH |  | DFND | 1 | 117802 | 0 | 0 |
| LIGHTSPEED COMMERCE INC | SUB VTG SHS | 53229C107 |  | 4251760 | 363088 | SH |  | DFND | 1 | 363088 | 0 | 0 |
| LOANDEPOT INC | COM CL A | 53946R106 |  | 378854 | 298310 | SH |  | DFND | 1 | 298310 | 0 | 0 |
| MARINEMAX INC | COM | 567908108 |  | 671238 | 26700 | SH |  | DFND | 1 | 26700 | 0 | 0 |
| MATADOR RES CO | COM | 576485205 |  | 2086366 | 43721 | SH |  | DFND | 1 | 43721 | 0 | 0 |
| MCGRATH RENTCORP | COM | 580589109 |  | 2079975 | 17937 | SH |  | DFND | 1 | 17937 | 0 | 0 |
| MDU RES GROUP INC | COM | 552690109 |  | 1266353 | 75966 | SH |  | DFND | 1 | 75966 | 0 | 0 |
| MERCADOLIBRE INC | COM | 58733R102 |  | 3638173 | 1392 | SH |  | DFND | 1 | 1392 | 0 | 0 |
| MICROSOFT CORP | COM | 594918104 |  | 568042 | 1142 | SH |  | DFND | 1 | 1142 | 0 | 0 |
| MITEK SYS INC | COM NEW | 606710200 |  | 576655 | 58248 | SH |  | DFND | 1 | 58248 | 0 | 0 |
| MODERNA INC | COM | 60770K107 |  | 1893336 | 68624 | SH |  | DFND | 1 | 68624 | 0 | 0 |
| N-ABLE INC | COMMON STOCK | 62878D100 |  | 424400 | 52395 | SH |  | DFND | 1 | 52395 | 0 | 0 |
| NATIONAL STORAGE AFFILIATES | COM SHS BEN IN | 637870106 |  | 3359238 | 105009 | SH |  | DFND | 1 | 105009 | 0 | 0 |
| NCINO INC | COM | 63947X101 |  | 407299 | 14562 | SH |  | DFND | 1 | 14562 | 0 | 0 |
| NISOURCE INC | COM | 65473P105 |  | 1894407 | 46961 | SH |  | DFND | 1 | 46961 | 0 | 0 |
| NORTHWESTERN ENERGY GROUP IN | COM NEW | 668074305 |  | 1691669 | 32976 | SH |  | DFND | 1 | 32976 | 0 | 0 |
| NUTANIX INC | CL A | 67059N108 |  | 595773 | 7794 | SH |  | DFND | 1 | 7794 | 0 | 0 |
| OGE ENERGY CORP | COM | 670837103 |  | 1841415 | 41492 | SH |  | DFND | 1 | 41492 | 0 | 0 |
| OKTA INC | CL A | 679295105 |  | 739378 | 7396 | SH |  | DFND | 1 | 7396 | 0 | 0 |
| OLO INC | CL A | 68134L109 |  | 571247 | 64185 | SH |  | DFND | 1 | 64185 | 0 | 0 |
| PALO ALTO NETWORKS INC | COM | 697435105 |  | 718900 | 3513 | SH |  | DFND | 1 | 3513 | 0 | 0 |
| PAR PAC HOLDINGS INC | COM NEW | 69888T207 |  | 7987493 | 301074 | SH |  | DFND | 1 | 301074 | 0 | 0 |
| PAYLOCITY HLDG CORP | COM | 70438V106 |  | 421448 | 2326 | SH |  | DFND | 1 | 2326 | 0 | 0 |
| PERMIAN RESOURCES CORP | CLASS A COM | 71424F105 |  | 2328734 | 170979 | SH |  | DFND | 1 | 170979 | 0 | 0 |
| PIEDMONT REALTY TRUST INC | COM CL A | 720190206 |  | 5428528 | 744654 | SH |  | DFND | 1 | 744654 | 0 | 0 |
| PORTLAND GEN ELEC CO | COM NEW | 736508847 |  | 1655673 | 40750 | SH |  | DFND | 1 | 40750 | 0 | 0 |
| PPL CORP | COM | 69351T106 |  | 1811895 | 53464 | SH |  | DFND | 1 | 53464 | 0 | 0 |
| PTC INC | COM | 69370C100 |  | 454288 | 2636 | SH |  | DFND | 1 | 2636 | 0 | 0 |
| QUALYS INC | COM | 74758T303 |  | 648487 | 4539 | SH |  | DFND | 1 | 4539 | 0 | 0 |
| RANGE RES CORP | COM | 75281A109 |  | 2783699 | 68446 | SH |  | DFND | 1 | 68446 | 0 | 0 |
| RAPID7 INC | COM | 753422104 |  | 1072515 | 46369 | SH |  | DFND | 1 | 46369 | 0 | 0 |
| RINGCENTRAL INC | CL A | 76680R206 |  | 398771 | 14066 | SH |  | DFND | 1 | 14066 | 0 | 0 |
| RUBRIK INC. | CL A | 781154109 |  | 829872 | 9263 | SH |  | DFND | 1 | 9263 | 0 | 0 |
| SALESFORCE INC | COM | 79466L302 |  | 406581 | 1491 | SH |  | DFND | 1 | 1491 | 0 | 0 |
| SENTINELONE INC | CL A | 81730H109 |  | 502206 | 27473 | SH |  | DFND | 1 | 27473 | 0 | 0 |
| SIMULATIONS PLUS INC | COM | 829214105 |  | 282742 | 16203 | SH |  | DFND | 1 | 16203 | 0 | 0 |
| SPRINKLR INC | CL A | 85208T107 |  | 493057 | 58281 | SH |  | DFND | 1 | 58281 | 0 | 0 |
| SPROUT SOCIAL INC | COM CL A | 85209W109 |  | 320738 | 15339 | SH |  | DFND | 1 | 15339 | 0 | 0 |
| SPS COMM INC | COM | 78463M107 |  | 364041 | 2675 | SH |  | DFND | 1 | 2675 | 0 | 0 |
| TABOOLA.COM LTD | ORD SHS | M8744T106 |  | 2795684 | 763848 | SH |  | DFND | 1 | 763848 | 0 | 0 |
| TEADS HLDG CO | COM | 69002R103 |  | 470235 | 189611 | SH |  | DFND | 1 | 189611 | 0 | 0 |
| TENABLE HLDGS INC | COM | 88025T102 |  | 526799 | 15595 | SH |  | DFND | 1 | 15595 | 0 | 0 |
| TOAST INC | CL A | 888787108 |  | 571430 | 12902 | SH |  | DFND | 1 | 12902 | 0 | 0 |
| TRUEBLUE INC | COM | 89785X101 |  | 500457 | 77231 | SH |  | DFND | 1 | 77231 | 0 | 0 |
| TSCAN THERAPEUTICS INC | COM | 89854M101 |  | 51566 | 35563 | SH |  | DFND | 1 | 35563 | 0 | 0 |
| TWILIO INC | CL A | 90138F102 |  | 550293 | 4425 | SH |  | DFND | 1 | 4425 | 0 | 0 |
| UNITIL CORP | COM | 913259107 |  | 1713388 | 32855 | SH |  | DFND | 1 | 32855 | 0 | 0 |
| UNITY SOFTWARE INC | COM | 91332U101 |  | 490050 | 20250 | SH |  | DFND | 1 | 20250 | 0 | 0 |
| VANGUARD INTL EQUITY INDEX F | TT WRLD ST ETF | 922042742 |  | 85729780 | 667054 | SH |  | DFND | 1 | 667054 | 0 | 0 |
| VARONIS SYS INC | COM | 922280102 |  | 708369 | 13958 | SH |  | DFND | 1 | 13958 | 0 | 0 |
| VILLAGE SUPER MKT INC | CL A NEW | 927107409 |  | 522907 | 13582 | SH |  | DFND | 1 | 13582 | 0 | 0 |
| WEAVE COMMUNICATIONS INC | COM | 94724R108 |  | 258669 | 31090 | SH |  | DFND | 1 | 31090 | 0 | 0 |
| WILLSCOT HLDGS CORP | COM CL A | 971378104 |  | 5318121 | 194092 | SH |  | DFND | 1 | 194092 | 0 | 0 |
| WIX COM LTD | SHS | M98068105 |  | 353524 | 2231 | SH |  | DFND | 1 | 2231 | 0 | 0 |
| WORKIVA INC | COM CL A | 98139A105 |  | 305013 | 4456 | SH |  | DFND | 1 | 4456 | 0 | 0 |
| ZOOM COMMUNICATIONS INC | CL A | 98980L101 |  | 440821 | 5653 | SH |  | DFND | 1 | 5653 | 0 | 0 |
| ZSCALER INC | COM | 98980G102 |  | 1047932 | 3338 | SH |  | DFND | 1 | 3338 | 0 | 0 |

---