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Harbour Investments’s Sixth Street Specialty TSLX Stock Holding History

Harbour Investments’s Portfolio TSLX Stock Details TSLX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$58K Buy
3,156
+2,978
+1,673% +$58.9K ﹤0.01% 2253
2025
Q4 		$3.87K Hold
178
– – ﹤0.01% 3111
2025
Q3 		$4.07K Hold
178
– – ﹤0.01% 3063
2025
Q2 		$4.24K Hold
178
– – ﹤0.01% 2936
2025
Q1 		$3.98K Hold
178
– – ﹤0.01% 2898
2024
Q4 		$3.79K Hold
178
– – ﹤0.01% 2832
2024
Q3 		$3.65K Hold
178
– – ﹤0.01% 2732
2024
Q2 		$3.8K Hold
178
– – ﹤0.01% 2617
2024
Q1 		$3.81K Hold
178
– – ﹤0.01% 2592
2023
Q4 		$3.85K Hold
178
– – ﹤0.01% 2508
2023
Q3 		$3.64K Buy
+178
New +$3.55K ﹤0.01% 2386
2021
Q4 		$7K Sell
290
-1,110
-79% -$26.1K ﹤0.01% 2074
2021
Q3 		$31K Buy
1,400
+5
+0.4% +$115 ﹤0.01% 2056
2021
Q2 		$31K Buy
1,395
+225
+19% +$4.97K ﹤0.01% 2083
2021
Q1 		$25K Buy
+1,170
New +$25.1K ﹤0.01% 2097

Other funds holding TSLX

SO
STRS Ohio Columbus, Ohio $25.2B AUM 30.31% 1-Year Est. Return
SSP
Sixth Street Partners Dallas, Texas $711M AUM 9.3% 1-Year Est. Return
SIS
Sound Income Strategies Ft Lauderdale, Florida $2.07B AUM 4.33% 1-Year Est. Return
P3I
Progeny 3 Inc Kirkland, Washington $1.87B AUM 30.4% 1-Year Est. Return
OAC
OMERS Administration Corp Toronto, Ontario, Canada $15.6B AUM 24.73% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
VanEck Associates
VanEck Associates New York $133B AUM 72.99% 1-Year Est. Return
AIM
Allen Investment Management New York $8.09B AUM 16.78% 1-Year Est. Return
AM
Ares Management Los Angeles, California $1.52B AUM 12.97% 1-Year Est. Return
Wells Fargo
Wells Fargo San Francisco, California $530B AUM 22.01% 1-Year Est. Return

Harbour Investments's TSLX Position: Q1 2026 in Review

Harbour Investments increased its Sixth Street Specialty (TSLX) stake by 1,673% in Q1 2026, buying an estimated $58.9K and bringing the position to 3,156 shares worth $58K. The position accounts for ﹤0.01% of the portfolio, ranked #2253.

Harbour Investments first reported a position in TSLX in Q1 2021 and has held it in 15 quarters since. 259 funds tracked by Wall St. Rank hold TSLX as of Q1 2026.

  • Harbour Investments held 3,156 shares of Sixth Street Specialty worth $58K as of Q1 2026.
  • Harbour Investments bought 2,978 Sixth Street Specialty shares in Q1 2026, an estimated $58.9K.
  • Sixth Street Specialty made up ﹤0.01% of Harbour Investments's portfolio in Q1 2026, its #2253 holding.
  • Harbour Investments first reported a position in Sixth Street Specialty in Q1 2021 and has held it in 15 quarters since.
  • 259 funds tracked by Wall St. Rank held Sixth Street Specialty as of Q1 2026.

Based on Harbour Investments's 13F filing for Q1 2026, filed 15 May 2026.