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Tenable Holdings
TENB

Overview Fund Activity

278 hedge funds and large institutions have $3.76B invested in Tenable Holdings in 2025 Q2 according to their latest regulatory filings, with 37 funds opening new positions, 125 increasing their positions, 88 reducing their positions, and 50 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
278
Holders Change
-16
Holders Change %
-5.44%
% of All Funds
3.73%
Holding in Top 10
4
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+100%
% of All Funds
0.05%
New
37
Increased
125
Reduced
88
Closed
50
Calls
$1.25M
Puts
$898K
Net Calls
+$352K
Net Calls Change
-$2.57M

Top Buyers

1
Morgan Stanley
Morgan Stanley
New York
+$102M
2
Assenagon Asset Management
Assenagon Asset Management
Luxembourg
+$99.9M
3
Alyeska Investment Group
Alyeska Investment Group
Illinois
+$69M
4
SCM
Shapiro Capital Management
Georgia
+$43.7M
5
Marshall Wace
Marshall Wace
United Kingdom
+$30.6M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
-$245M
2
William Blair Investment Management
William Blair Investment Management
Illinois
-$85.2M
3
ACH
ArrowMark Colorado Holdings
Colorado
-$53.1M
4
Fisher Asset Management
Fisher Asset Management
Washington
-$43.2M
5
Mackenzie Financial
Mackenzie Financial
Ontario, Canada
-$35.7M
Name Holding Trade Value Shares
Change 		Shares
Change %
PWMG
276
Private Wealth Management Group
New Jersey
$372 -$3.31K -98 -90%
CA
277
CoreCap Advisors
Michigan
$338 – – –
AssetMark Inc
278
AssetMark Inc
California
$203 +$203 +6 New
MCM
279
MV Capital Management
Maryland
$68 +$68 +2 New
William Blair Investment Management
280
William Blair Investment Management
Illinois
– -$85.2M -2,434,850 Closed
ACH
281
ArrowMark Colorado Holdings
Colorado
– -$53.1M -1,517,000 Closed
Fisher Asset Management
282
Fisher Asset Management
Washington
– -$43.2M -1,233,591 Closed
Loomis, Sayles & Company
283
Loomis, Sayles & Company
Massachusetts
– -$16.1M -459,812 Closed
PTC
284
Philadelphia Trust Company
Pennsylvania
– -$3.15M -90,000 Closed
MOACM
285
Mutual of America Capital Management
New York
– -$2.84M -81,301 Closed
TC
286
TwinBeech Capital
New York
– -$2.48M -70,785 Closed
CF
287
Corebridge Financial
Texas
– -$2.04M -58,448 Closed
FWC
288
First Washington Corp
Washington
– -$1.94M -55,482 Closed
PMAM
289
Picton Mahoney Asset Management
Ontario, Canada
– -$1.08M -30,883 Closed
JCIA
290
Jackson Creek Investment Advisors
Colorado
– -$907K -25,938 Closed
AAM
291
AMI Asset Management
California
– -$832K -23,772 Closed
CC
292
Centiva Capital
New York
– -$622K -17,775 Closed
PP
293
PDT Partners
New York
– -$526K -15,036 Closed
MCC
294
Malaga Cove Capital
California
– -$472K -13,497 Closed
SAM
295
Silvercrest Asset Management
New York
– -$442K -12,625 Closed
ET
296
Entropy Technologies
New York
– -$395K -11,298 Closed
MF
297
Magnetar Financial
Illinois
– -$351K -10,024 Closed
Allianz Asset Management
298
Allianz Asset Management
Germany
– -$336K -9,600 Closed
VPIM
299
Vanguard Personalized Indexing Management
California
– -$271K -7,746 Closed
MM
300
MQS Management
New York
– -$267K -7,628 Closed
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