Nitorum Capital, L.P. — 13F Holdings & Portfolio
CIK 1630243 · latest 13F-HR filed 2026-08-14
Nitorum Capital, L.P. manages $146.8M in 13F-reported U.S. long-equity assets across 23 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are MDY (10.16%), DELL (9.23%), MLM (7.47%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 3 new positions and exited 0; 15 existing positions rose in reported value and 1 fell.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
Long-equity book
Distinct positions
Filed 2026-08-14
vs 2026-03-31
Portfolio charts
Latest quarter's book, what changed, and how the portfolio has evolved across filings.
Portfolio map
Q2 26Box size = position value; colour = change in share count vs the prior quarter (green added, red trimmed, blue new). Rows split across managers or share classes are combined. Click a box for the stock.
Sector mix
% of 13F valueSectors from each company's SIC code; funds and ETFs grouped separately.
Biggest buys and sells
Q1 26 → Q2 26Estimated from the change in shares held × the quarter-end price, so price moves alone don't count as buying. New and exited positions are included.
13F assets and positions
4 quartersTotal reported 13F value (bars) and number of positions (line) each quarter. Value changes include market moves.
Top positions over time
reported valueThe eight largest current positions, valued at each quarter end.
Concentration
top 10 = 66%Cumulative share of the portfolio held in the largest N positions.
As of the firm’s regulatory filing dated Mar 27, 2026.
7TH FLOOR
NEW YORK, NY 10022
| Name | Title / Status | Ownership | Type |
|---|---|---|---|
| MCHUGH, BRENDAN, PETER Control | PRINCIPAL, CHIEF FINANCIAL OFFICER AND CHIEF COMPLIANCE OFFICER since Aug 2014 | Less than 5% | Individual |
| NITORUM CAPITAL GP, LLC Control | GENERAL PARTNER since Jul 2014 | Less than 5% | Domestic Entity |
| ROSEN, SETH, DAMON Control | MANAGING PARTNER; TRUSTEE - ROSEN FAMILY TRUST since Jul 2014 | 75% or more | Individual |
| ROSEN FAMILY TRUST | LIMITED PARTNER since Jul 2014 | 5–10% | Domestic Entity |
| Schurr, Alissa, Brooke | TRUSTEE - ROSEN FAMILY TRUST since Mar 2018 | 5–10% | Individual |
| ROSEN, SETH, DAMON Control Indirect owner via NITORUM CAPITAL GP, LLC | MANAGING MEMBER since Jul 2014 | 75% or more | Individual |
Ownership & leadership changes · 5 filings with changes since Nov 14, 2014
From the firm’s regulatory filings, newest first. Dates are filing dates: a filing that no longer lists someone does not say when they left.
- No longer listedMCCARTHY, TARA, LISA · GENERAL COUNSEL AND CHIEF COMPLIANCE OFFICER · Less than 5% · control person · listed since Jun 2020
- ChangedMCHUGH, BRENDAN, PETER · title PRINCIPAL AND CHIEF FINANCIAL OFFICER → PRINCIPAL, CHIEF FINANCIAL OFFICER AND CHIEF COMPLIANCE OFFICER
- ChangedMCCARTHY, TARA, LISA · title GENERAL COUNSEL & CHIEF COMPLIANCE OFFICER → GENERAL COUNSEL AND CHIEF COMPLIANCE OFFICER
- ChangedMCHUGH, BRENDAN, PETER · title CHIEF FINANCIAL OFFICER → PRINCIPAL AND CHIEF FINANCIAL OFFICER
- AddedMCCARTHY, TARA, LISA · GENERAL COUNSEL & CHIEF COMPLIANCE OFFICER · Less than 5% · control person
- ChangedMCHUGH, BRENDAN, PETER · title CHIEF FINANCIAL OFFICER/CHIEF COMPLIANCE OFFICER → CHIEF FINANCIAL OFFICER
- ChangedROSEN, SETH, DAMON · indirect via NITORUM CAPITAL GP, LLC: title MEMBER → MANAGING MEMBER
- No longer listedROSEN, SAMUEL, D · TRUSTEE - ROSEN FAMILY TRUST · 5–10% · listed since Jul 2014
- AddedSchurr, Alissa, Brooke · TRUSTEE - ROSEN FAMILY TRUST · 5–10%
- ListedMCHUGH, BRENDAN, PETER · CHIEF FINANCIAL OFFICER/CHIEF COMPLIANCE OFFICER · Less than 5% · control person
- ListedNITORUM CAPITAL GP, LLC · GENERAL PARTNER · Less than 5% · control person
- ListedROSEN FAMILY TRUST · LIMITED PARTNER · 5–10%
- ListedROSEN, SAMUEL, D · TRUSTEE - ROSEN FAMILY TRUST · 5–10%
- ListedROSEN, SETH, DAMON · MANAGING PARTNER; TRUSTEE - ROSEN FAMILY TRUST · 75% or more · control person
- ListedROSEN, SETH, DAMON · MEMBER · 75% or more · indirect via NITORUM CAPITAL GP, LLC · control person
Quarter-over-quarter changes
Changes in reported position value vs the prior 13F, so price moves count too, not just shares bought or sold.
Top Adds (vs prior quarter)
- DELL TECHNOLOGIES INC$4.7M +53.1%
- VALMONT INDS INC$2.9M +44.6%
- STATE STR SPDR S&P MIDCAP 40$1.8M +14.0%
- RB GLOBAL INC$1.7M +21.5%
- CHURCHILL DOWNS INC$1.6M +22.6%
New Positions
Show all 3 →Nitorum Capital, L.P. Holdings (2026-06-30)
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | STATE STR SPDR S&P MIDCAP 40 | MDY | 78467Y107 | $14.9M | 10.16% | 21,216 | SH |
| 2 | DELL TECHNOLOGIES INC | DELL | 24703L202 | $13.5M | 9.23% | 31,399 | SH |
| 3 | MARTIN MARIETTA MATLS INC | MLM | 573284106 | $11.0M | 7.47% | 19,027 | SH |
| 4 | RB GLOBAL INC | RBA | 74935Q107 | $9.8M | 6.65% | 83,881 | SH |
| 5 | INVESCO EXCHANGE TRADED FD T | RSP | 46137V357 | $9.7M | 6.64% | 45,800 | SH |
| 6 | VALMONT INDS INC | VMI | 920253101 | $9.4M | 6.41% | 16,305 | SH |
| 7 | CHURCHILL DOWNS INC | CHDN | 171484108 | $8.5M | 5.77% | 94,570 | SH |
| 8 | GENERAC HLDGS INC | GNRC | 368736104 | $7.2M | 4.91% | 24,642 | SH |
| 9 | ICU MED INC | ICUI | 44930G107 | $6.7M | 4.54% | 45,466 | SH |
| 10 | PRICESMART INC | PSMT | 741511109 | $6.2M | 4.24% | 31,875 | SH |
| 11 | ONESPAWORLD HOLDINGS LIMITED | OSW | P73684113 | $6.1M | 4.15% | 215,808 | SH |
| 12 | UNITED THERAPEUTICS CORP DEL | UTHR | 91307C102 | $5.8M | 3.94% | 10,664 | SH |
| 13 | QIAGEN NV | QGEN | N72482156 | $5.7M | 3.86% | 144,912 | SH |
| 14 | BOYD GAMING CORP | BYD | 103304101 | $5.6M | 3.81% | 63,256 | SH |
| 15 | LAUREATE ED INC | LAUR | 518613203 | $5.2M | 3.51% | 142,010 | SH |
| 16 | AZZ INC | AZZ | 002474104 | $4.6M | 3.16% | 29,915 | SH |
| 17 | FTI CONSULTING INC | FCN | 302941109 | $3.9M | 2.62% | 25,854 | SH |
| 18 | GENTEX CORP | GNTX | 371901109 | $3.5M | 2.37% | 137,571 | SH |
| 19 | BERKSHIRE HATHAWAY INC DEL | BRK.B | 084670702 | $3.3M | 2.26% | 6,632 | SH |
| 20 | EVERCORE INC | EVR | 29977A105 | $2.1M | 1.45% | 6,225 | SH |
| 21 | POWERLAW CORP | PWRL | 738922103 | $2.1M | 1.42% | 142,213 | SH |
| 22 | EBAY INC. | EBAY | 278642103 | $1.9M | 1.31% | 17,222 | SH |
| 23 | SPACE EXPLORATION TECHN CORP | SPCX | 84615Q103 | $170.9K | 0.12% | 1,000 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-08-14 | $146.8M | 23 | 0001630243-26-000011 |
| 2026-03-31 | 2026-05-15 | $113.9M | 20 | 0001630243-26-000008 |
| 2025-12-31 | 2026-02-17 | $452.4M | 25 | 0001630243-26-000004 |
| 2025-09-30 | 2025-11-14 | $569.3M | 27 | 0001630243-25-000016 |
NEW YORK, NY 10075