XT
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XTX Topco’s Tenable Holdings TENB Stock Holding History

XTX Topco’s Portfolio TENB Stock Details TENB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$5.04M Buy
297,673
+158,001
+113% +$3.32M 0.09% 280
2025
Q4 		$3.29M Buy
139,672
+131,757
+1,665% +$3.6M 0.09% 280
2025
Q3 		$231K Buy
+7,915
New +$247K 0.01% 1726
2023
Q4 		– Sell
-15,811
Closed -$708K – 2134
2023
Q3 		$708K Buy
+15,811
New +$710K 0.12% 218
2023
Q2 		– Sell
-4,228
Closed -$201K – 1834
2023
Q1 		$201K Buy
+4,228
New +$180K 0.04% 959
2021
Q2 		– Sell
-15,059
Closed -$545K – 1089
2021
Q1 		$545K Buy
+15,059
New +$681K 0.26% 72

Other funds holding TENB

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Ameriprise
Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
SCM
Shapiro Capital Management Atlanta, Georgia $1.6B AUM 13.27% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
PCM
Penserra Capital Management Orinda, California $8.52B AUM 37.76% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

XTX Topco's TENB Position: Q1 2026 in Review

XTX Topco increased its Tenable Holdings (TENB) stake by 113% in Q1 2026, buying an estimated $3.32M and bringing the position to 297,673 shares worth $5.04M. The position accounts for 0.09% of the portfolio, ranked #280.

XTX Topco first reported a position in TENB in Q1 2021 and has held it in 6 quarters since. 304 funds tracked by Wall St. Rank hold TENB as of Q1 2026.

  • XTX Topco held 297,673 shares of Tenable Holdings worth $5.04M as of Q1 2026.
  • XTX Topco bought 158,001 Tenable Holdings shares in Q1 2026, an estimated $3.32M.
  • Tenable Holdings made up 0.09% of XTX Topco's portfolio in Q1 2026, its #280 holding.
  • XTX Topco first reported a position in Tenable Holdings in Q1 2021 and has held it in 6 quarters since.
  • 304 funds tracked by Wall St. Rank held Tenable Holdings as of Q1 2026.

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