Mariner
TDS icon

Mariner’s Telephone and Data Systems TDS Stock Holding History

Mariner’s Portfolio TDS Stock Details TDS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$803K Buy
19,087
+7,755
+68% +$341K ﹤0.01% 2126
2025
Q4 		$465K Sell
11,332
-15,871
-58% -$618K ﹤0.01% 2487
2025
Q3 		$1.07M Sell
27,203
-2,066
-7% -$79.5K ﹤0.01% 1848
2025
Q2 		$1.04M Sell
29,269
-1,886
-6% -$66.2K ﹤0.01% 1754
2025
Q1 		$1.21M Buy
31,155
+965
+3% +$34.8K ﹤0.01% 1566
2024
Q4 		$1.03M Buy
30,190
+7,758
+35% +$236K ﹤0.01% 1625
2024
Q3 		$525K Buy
22,432
+13
+0.1% +$283 ﹤0.01% 2095
2024
Q2 		$464K Buy
22,419
+1,454
+7% +$26.3K ﹤0.01% 2103
2024
Q1 		$336K Buy
20,965
+4,189
+25% +$71.5K ﹤0.01% 2343
2023
Q4 		$308K Buy
16,776
+2,798
+20% +$51.6K ﹤0.01% 2325
2023
Q3 		$256K Buy
+13,978
New +$202K ﹤0.01% 2290

Other funds holding TDS

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
TP
Third Point New York $2.08B AUM 27.04% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
CCM
Carronade Capital Management Darien, Connecticut $7.65B AUM 80.26% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
OCM
Oaktree Capital Management Los Angeles, California $6.56B AUM 42.97% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Mariner's TDS Position: Q1 2026 in Review

Mariner increased its Telephone and Data Systems (TDS) stake by 68% in Q1 2026, buying an estimated $341K and bringing the position to 19,087 shares worth $803K. The position accounts for ﹤0.01% of the portfolio, ranked #2126.

Mariner first reported a position in TDS in Q3 2023 and has held it in 11 quarters since. The position peaked at $1.21M in Q1 2025. 354 funds tracked by Wall St. Rank hold TDS as of Q1 2026.

  • Mariner held 19,087 shares of Telephone and Data Systems worth $803K as of Q1 2026.
  • Mariner bought 7,755 Telephone and Data Systems shares in Q1 2026, an estimated $341K.
  • Telephone and Data Systems made up ﹤0.01% of Mariner's portfolio in Q1 2026, its #2126 holding.
  • Mariner first reported a position in Telephone and Data Systems in Q3 2023 and has held it in 11 quarters since.
  • Mariner's Telephone and Data Systems position peaked at $1.21M in Q1 2025.
  • 354 funds tracked by Wall St. Rank held Telephone and Data Systems as of Q1 2026.

Based on Mariner's 13F filing for Q1 2026, filed 13 May 2026.