XT
SEG

XTX Topco’s Seaport Entertainment Group SEG Stock Holding History

XTX Topco’s Portfolio SEG Stock Details SEG Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$418K Buy
19,479
+9,171
+89% +$192K 0.01% 2203
2025
Q4 		$204K Buy
+10,308
New +$231K 0.01% 2389
2025
Q3 		– Sell
-10,566
Closed -$197K – 3444
2025
Q2 		$197K Sell
10,566
-482
-4% -$9.25K 0.01% 1709
2025
Q1 		$237K Buy
+11,048
New +$270K 0.01% 1581
2024
Q4 		– Sell
-7,904
Closed -$217K – 3057
2024
Q3 		$217K Buy
+7,904
New +$225K 0.02% 1401

Other funds holding SEG

PSCM
Pershing Square Capital Management New York $13.7B AUM 13.45% 1-Year Est. Return
KBG
Kahn Brothers Group New York $564M AUM 25.3% 1-Year Est. Return
GCCM
Gate City Capital Management Chicago, Illinois $257M AUM 37.12% 1-Year Est. Return
RCMNY
Rubric Capital Management (New York) New York $9.44B AUM 68.42% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Cerity Partners
Cerity Partners New York $70.8B AUM 21.68% 1-Year Est. Return
SCM
Solas Capital Management Darien, Connecticut $174M AUM 6.33% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

XTX Topco's SEG Position: Q1 2026 in Review

XTX Topco increased its Seaport Entertainment Group (SEG) stake by 89% in Q1 2026, buying an estimated $192K and bringing the position to 19,479 shares worth $418K. The position accounts for 0.01% of the portfolio, ranked #2203.

XTX Topco first reported a position in SEG in Q3 2024 and has held it in 5 quarters since. 118 funds tracked by Wall St. Rank hold SEG as of Q1 2026.

  • XTX Topco held 19,479 shares of Seaport Entertainment Group worth $418K as of Q1 2026.
  • XTX Topco bought 9,171 Seaport Entertainment Group shares in Q1 2026, an estimated $192K.
  • Seaport Entertainment Group made up 0.01% of XTX Topco's portfolio in Q1 2026, its #2203 holding.
  • XTX Topco first reported a position in Seaport Entertainment Group in Q3 2024 and has held it in 5 quarters since.
  • 118 funds tracked by Wall St. Rank held Seaport Entertainment Group as of Q1 2026.

Based on XTX Topco's 13F filing for Q1 2026, filed 15 May 2026.