Robeco Institutional Asset Management’s Tenable Holdings TENB Stock Holding History

Robeco Institutional Asset Management’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 Q2	$3.92M	Buy	106,244 +44,355	+72%	+$1.04M	﹤0.01%	577
2026 Q1	$1.05M	Buy	+61,889	New	+$1.3M	﹤0.01%	739
2024 Q1	–	Sell	-58	Closed	-$2.67K	–	1078
2023 Q4	$2.67K	Buy	+58	New	+$2.44K	﹤0.01%	1061
2021 Q2	–	Sell	-39,511	Closed	-$1.43M	–	982
2021 Q1	$1.43M	Sell	39,511 -12,671	-24%	-$573K	﹤0.01%	689
2020 Q4	$2.73M	Sell	52,182 -8,719	-14%	-$345K	0.01%	630
2020 Q3	$2.3M	Sell	60,901 -9,723	-14%	-$333K	0.01%	615
2020 Q2	$2.1M	Buy	+70,624	New	+$1.92M	0.01%	662

Other funds holding TENB

Ameriprise Minneapolis, Minnesota $495B AUM 43.24% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

PCM

Penserra Capital Management Orinda, California $13B AUM 71.84% 1-Year Est. Return

Robeco Institutional Asset Management's TENB Position: Q2 2026 in Review

Robeco Institutional Asset Management increased its Tenable Holdings (TENB) stake by 72% in Q2 2026, buying an estimated $1.04M and bringing the position to 106,244 shares worth $3.92M. The position accounts for ﹤0.01% of the portfolio, ranked #577.

Robeco Institutional Asset Management first reported a position in TENB in Q2 2020 and has held it in 7 quarters since. 311 funds tracked by Wall St. Rank hold TENB as of Q2 2026.

Robeco Institutional Asset Management held 106,244 shares of Tenable Holdings worth $3.92M as of Q2 2026.
Robeco Institutional Asset Management bought 44,355 Tenable Holdings shares in Q2 2026, an estimated $1.04M.
Tenable Holdings made up ﹤0.01% of Robeco Institutional Asset Management's portfolio in Q2 2026, its #577 holding.
Robeco Institutional Asset Management first reported a position in Tenable Holdings in Q2 2020 and has held it in 7 quarters since.
311 funds tracked by Wall St. Rank held Tenable Holdings as of Q2 2026.

Based on Robeco Institutional Asset Management's 13F filing for Q2 2026, filed 21 Jul 2026.