Janus Henderson Group
TENB icon

Janus Henderson Group’s Tenable Holdings TENB Stock Holding History

Janus Henderson Group’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 		$875K Hold
51,746
– – ﹤0.01% 1758
2025
Q4 		$1.22M Hold
51,746
– – ﹤0.01% 1577
2025
Q3 		$1.51M Hold
51,746
– – ﹤0.01% 1457
2025
Q2 		$1.75M Sell
51,746
-691,031
-93% -$22.4M ﹤0.01% 1352
2025
Q1 		$26M Buy
742,777
+691,031
+1,335% +$27.1M 0.01% 512
2024
Q4 		$2.04M Hold
51,746
– – ﹤0.01% 1305
2024
Q3 		$2.1M Hold
51,746
– – ﹤0.01% 1293
2024
Q2 		$2.25M Sell
51,746
-595
-1% -$26.2K ﹤0.01% 1204
2024
Q1 		$2.59M Buy
52,341
+8
+0% +$380 ﹤0.01% 1171
2023
Q4 		$2.41M Sell
52,333
-5,118
-9% -$215K ﹤0.01% 1147
2023
Q3 		$2.57M Sell
57,451
-359,891
-86% -$16.2M ﹤0.01% 1060
2023
Q2 		$18.2M Sell
417,342
-257,772
-38% -$10.5M 0.01% 574
2023
Q1 		$32.1M Sell
675,114
-121,088
-15% -$5.14M 0.02% 475
2022
Q4 		$30.4M Sell
796,202
-427,276
-35% -$15.7M 0.02% 481
2022
Q3 		$42.6M Buy
1,223,478
+77,474
+7% +$3.25M 0.03% 392
2022
Q2 		$52M Sell
1,146,004
-65,590
-5% -$3.38M 0.04% 366
2022
Q1 		$70M Sell
1,211,594
-20,491
-2% -$1.06M 0.03% 409
2021
Q4 		$67.9M Buy
1,232,085
+1,224,697
+16,577% +$63.4M 0.03% 451
2021
Q3 		$341K Buy
+7,388
New +$324K ﹤0.01% 1825

Other funds holding TENB

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Ameriprise
Ameriprise Minneapolis, Minnesota $495B AUM 43.24% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
SCM
Shapiro Capital Management Atlanta, Georgia $1.65B AUM 26.74% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
PCM
Penserra Capital Management Orinda, California $13B AUM 71.84% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Janus Henderson Group's TENB Position: Q1 2026 in Review

Janus Henderson Group held its Tenable Holdings (TENB) position steady in Q1 2026 at 51,746 shares worth $875K. The position accounts for ﹤0.01% of the portfolio, ranked #1758.

Janus Henderson Group first reported a position in TENB in Q3 2021 and has held it in 19 quarters since. The position peaked at $70M in Q1 2022. 307 funds tracked by Wall St. Rank hold TENB as of Q1 2026.

  • Janus Henderson Group held 51,746 shares of Tenable Holdings worth $875K as of Q1 2026.
  • Janus Henderson Group left its Tenable Holdings share count unchanged in Q1 2026.
  • Tenable Holdings made up ﹤0.01% of Janus Henderson Group's portfolio in Q1 2026, its #1758 holding.
  • Janus Henderson Group first reported a position in Tenable Holdings in Q3 2021 and has held it in 19 quarters since.
  • Janus Henderson Group's Tenable Holdings position peaked at $70M in Q1 2022.
  • 307 funds tracked by Wall St. Rank held Tenable Holdings as of Q1 2026.

Based on Janus Henderson Group's 13F filing for Q1 2026, filed 15 May 2026.