Lansing Management LP — 13F Holdings

2026 Q1  ·  15 Positions

2026 Q1 Portfolio Activity

In 2026 Q1, Lansing Management LP maintained a portfolio of 15 distinct positions. The most significant new addition was SUNBELT RENTALS HOLDINGS INC, now representing 8.46% of the total fund value. They heavily accumulated shares in CLEAN HARBORS INC, increasing the position by 118.5%. Conversely, Lansing Management LP completely exited their position in ROPER TECHNOLOGIES INC.
Position History hover any row below to update
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Lansing Management LP New York, NY Hedge Fund / Investment Partnership AUM $151M
PCA Score Concentration Risk
Risk ENB
Total Positions
15
Quarter
2026 Q1
Top Holding
IBKR (12.9%)
Top 10 Concentration
90.3%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-15 of 15

Lansing Management LP Full Holdings List — 2026 Q1

Stock History Sector / Type Port % Prev % Rank / Prev Conviction Change % Change Influence Shares Mkt Value Avg Cost Price Held 1st Owned Source Source Date Date Reported
IBKR
INTERACTIVE BRO...
Financial Services 12.93% 12.79% #1 2
Prev: #3
6.5 -9,300 -3.1%
P
S
290,185 $19,462,708 2018 Q4 13F Filing 2026-03-31 2026-05-15
APG
API GROUP CORP
Industrials 11.57% 13.91% #2 1
Prev: #1
5.5 -117,600 -21.5%
P
S
429,870 $17,418,332 2022 Q4 13F Filing 2026-03-31 2026-05-15
HEI/A
HEICO CORP NEW
Industrials 11.22% 13.55% #3 1
Prev: #2
5.5 -800 -1.0%
P
S
80,005 $16,888,255 2024 Q3 13F Filing 2026-03-31 2026-05-15
TRU
TRANSUNION
Financial Services 9.56% 12.53% #4
Prev: #4
4.8 -12,000 -5.5%
P
S
207,993 $14,391,036 2018 Q4 13F Filing 2026-03-31 2026-05-15
RACE
FERRARI N V
Consumer Cyclical 9.43% 10.85% #5
Prev: #5
4.8 -2,260 -5.1%
P
S
41,939 $14,194,255 2018 Q4 13F Filing 2026-03-31 2026-05-15
N/A
SUNBELT RENTALS...
Unknown 8.46% #6
Prev: #—
6.9 195,712
NEW
195,712 $12,738,894 13F Filing 2026-03-31 2026-05-15
MCO
MOODYS CORP
Financial Services 8.02% 9.16% #7 1
Prev: #6
3.7 696 2.6%
P
S
27,679 $12,074,964 2025 Q1 13F Filing 2026-03-31 2026-05-15
HLT
HILTON WORLDWID...
Consumer Cyclical 7.89% 6.04% #8
Prev: #8
5.7 7,415 23.4%
P
S
39,085 $11,884,967 2025 Q4 13F Filing 2026-03-31 2026-05-15
BYDGF
BOYD GROUP SERV...
Unknown 6.73% 8.55% #9 2
Prev: #7
3.2 -1,300 -1.6%
P
S
79,460 $10,126,880 2025 Q4 13F Filing 2026-03-31 2026-05-15
CLH
CLEAN HARBORS I...
Industrials 4.48% 1.68% #10 2
Prev: #12
4.8 12,753 118.5%
P
S
23,513 $6,741,882 2025 Q4 13F Filing 2026-03-31 2026-05-15
WCN
WASTE CONNECTIO...
Industrials 4.33% 1.77% #11
Prev: #11
4.7 25,080 165.5%
P
S
40,230 $6,525,376 2025 Q4 13F Filing 2026-03-31 2026-05-15
COMP
COMPASS INC
Real Estate 3.37% 3.56% #12 2
Prev: #10
3.8 186,600 36.8%
P
S
693,600 $5,070,216 2025 Q3 13F Filing 2026-03-31 2026-05-15
JBHT
HUNT J B TRANS ...
Industrials 1.01% #13
Prev: #—
3.9 7,200
NEW
7,200 $1,525,680 2026 Q1 13F Filing 2026-03-31 2026-05-15
ODFL
OLD DOMINION FR...
Industrials 1.01% 1.16% #14 1
Prev: #13
0.4 -3,334 -29.9%
P
S
7,800 $1,524,120 2025 Q4 13F Filing 2026-03-31 2026-05-15
ROP
ROPER TECHNOLOG...
Technology 0.00% 4.45%
Sold All 😨
(Was: #9)
0.0 -15,040 -100.0%
CLOSED
$— 2018 Q4 13F Filing 2026-03-31 2026-05-15
Showing 1-15 of 15 holdings

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