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MAPLE ROCK CAPITAL PARTNERS INC. 13F portfolio summary

MAPLE ROCK CAPITAL PARTNERS INC. of MAPLE ROCK CAPITAL PARTNERS INC. has 51 current stock holdings with a reported portfolio value of $5.10B. The portfolio 1 year return is +152.11%. Top holdings include WDC (17.01%), STX (5.70%), UNH (5.55%), HUM (4.89%), ICLR (4.09%).

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MAPLE ROCK CAPITAL PARTNERS INC.

MAPLE ROCK CAPITAL PARTNERS INC.
Latest filing: 2026-06-30

MAPLE ROCK CAPITAL PARTNERS INC. runs MAPLE ROCK CAPITAL PARTNERS INC. and currently holds 51 stock positions, which is fewer than the average of 230 among the investors we track. The portfolio is valued at approximately $5.10B. Their top holdings are WDC, STX, UNH, HUM, ICLR. The top five represent 37.2% of reported portfolio weight. MAPLE ROCK CAPITAL PARTNERS INC. ranks #59 out of 1000 investors tracked by Alpha Score. In the most recent quarter, MAPLE ROCK CAPITAL PARTNERS INC. initiated 10 new positions. They added to 24 existing positions. They trimmed 8 positions. Their current best-performing preview position is SNDK with returns of +257.88%.

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Top 5 Holdings
WDC17.0%
STX5.7%
UNH5.6%
HUM4.9%
ICLR4.1%
Top 5: 37.2%
Portfolio Returns
1 Year
+152.11%
#29/1000
3 Year
+213.91%
#67/1000
5 Year
+201.17%
#69/1000

Portfolio Value

$5.10B

Alpha Score

179.4

#59 of 1000

Holdings

51

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51 stock holdings

HoldingWeightAvg BuyCurrentReturnQuarter Change
WDC
WESTERN DIGITAL CORP
17.01%$40.16$459.44+1,044.02%
Trimmed
-3.04%
STX
SEAGATE TECHNOLOGY HLDNGS PL
5.70%$116.53$850.00+629.43%
Trimmed
-43.60%
UNH
UNITEDHEALTH GROUP INC
5.55%$375.79$389.96+3.77%
Added
+216.20%
HUM
HUMANA INC
4.89%$298.68$378.72+26.80%
Added
+82.21%
ICLR
ICON PUB LTD CO
4.09%$156.09$172.23+10.34%
Added
+257.77%
TFII
TFI INTERNATIONAL INC
3.99%$110.02$141.57+28.68%
Added
+4.15%
EQX
EQUINOX GOLD CORP
3.34%$7.92$13.54+70.96%
Trimmed
-9.75%
AAP
ADVANCE AUTO PARTS INC
2.95%$56.88$42.57-25.15%
Added
+86.50%
BKD
BROOKDALE SR LIVING INC
2.80%$8.62$11.80+36.83%
Added
+8.96%
NUE
NUCOR CORP
2.68%$212.51$243.55+14.61%
Added
+423.84%

Showing 1-10 of 51