William Blair Investment Management
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William Blair Investment Management’s Tenable Holdings TENB Stock Holding History

William Blair Investment 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
2025
Q2 		– Sell
-2,434,850
Closed -$85.2M – 457
2025
Q1 		$85.2M Sell
2,434,850
-205,179
-8% -$8.03M 0.24% 110
2024
Q4 		$104M Sell
2,640,029
-1,433,485
-35% -$59.4M 0.25% 112
2024
Q3 		$165M Buy
4,073,514
+844,546
+26% +$35.2M 0.41% 86
2024
Q2 		$141M Sell
3,228,968
-262,333
-8% -$11.6M 0.37% 86
2024
Q1 		$173M Buy
3,491,301
+585,559
+20% +$27.8M 0.45% 70
2023
Q4 		$134M Sell
2,905,742
-122,568
-4% -$5.16M 0.39% 88
2023
Q3 		$136M Buy
3,028,310
+810,831
+37% +$36.4M 0.45% 76
2023
Q2 		$96.6M Buy
2,217,479
+394,264
+22% +$16.1M 0.31% 99
2023
Q1 		$86.6M Buy
+1,823,215
New +$77.4M 0.3% 106
2022
Q2 		– Sell
-27,987
Closed -$1.62M – 446
2022
Q1 		$1.62M Buy
+27,987
New +$1.45M ﹤0.01% 368

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Ameriprise Minneapolis, Minnesota $431B AUM 30.22% 1-Year Est. Return
Fidelity Investments
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Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
RC
RGM Capital Naples, Florida $2.06B AUM 8.49% 1-Year Est. Return
Assenagon Asset Management
Assenagon Asset Management Senningerberg, Luxembourg $77B AUM 50.57% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $140B AUM 27.84% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return