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Assenagon Asset Management

Assenagon Asset Management Portfolio holdings

AUM $80.2B
1-Year Est. Return 50.57%
This Fund
S&P 500
This Quarter Est. Return
+5.11%
1 Year Est. Return
+50.57%
3 Year Est. Return
+139.18%
5 Year Est. Return
+175.96%
10 Year Est. Return
–
AUM
$72.6B
AUM Growth
-$484M
Cap. Flow
-$2.47B
Cap. Flow %
-3.41%
Top 10 Hldgs %
36.51%
Holding
1,274
New
114
Increased
483
Reduced
507
Closed
131

Top Buys

Rank Stock Value
1
COST icon
Costco
COST
+$970M
2
AMD icon
Advanced Micro Devices
AMD
+$687M
3
AAPL icon
Apple
AAPL
+$635M
4
PDD icon
Pinduoduo
PDD
+$630M
5
MELI icon
Mercado Libre
MELI
+$623M

Top Sells

Rank Stock Value
1
GOOG icon
Alphabet (Google) Class C
GOOG
+$887M
2
LIN icon
Linde
LIN
+$715M
3
JNJ icon
Johnson & Johnson
JNJ
+$607M
4
TSLA icon
Tesla
TSLA
+$477M
5
BRK.B icon
Berkshire Hathaway Class B
BRK.B
+$470M

Sector Composition

Rank Sector Weight
1 Technology 36.97%
2 Consumer Discretionary 14.74%
3 Healthcare 10.4%
4 Communication Services 7.68%
5 Financials 6.53%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
NFBK
1226
DELISTED
Northfield Bancorp
NFBK
– –
-164,511
Closed -$1.94M
OC icon
1227
Owens Corning
OC
$12.2B
– –
-489,099
Closed -$69.2M
ORRF icon
1228
Orrstown Financial Services
ORRF
$836M
– –
-195,055
Closed -$6.63M
PBPB
1229
DELISTED
Potbelly
PBPB
– –
-188,560
Closed -$3.21M
PBYI icon
1230
Puma Biotechnology
PBYI
$442M
– –
-72,979
Closed -$388K
PHIN icon
1231
Phinia Inc
PHIN
$2.7B
– –
-67,251
Closed -$3.87M
PII icon
1232
Polaris
PII
$3.97B
– –
-19,475
Closed -$1.13M
PKOH icon
1233
Park-Ohio Holdings
PKOH
$693M
– –
-50,800
Closed -$1.08M
PLTK icon
1234
Playtika
PLTK
$1.07B
– –
-387,827
Closed -$1.51M
PRDO icon
1235
Perdoceo Education
PRDO
$1.97B
– –
-14,441
Closed -$544K
PRO
1236
DELISTED
PROS Holdings
PRO
– –
-256,880
Closed -$5.89M
PTGX icon
1237
Protagonist Therapeutics
PTGX
$9.71B
– –
-65,756
Closed -$4.37M
QGEN icon
1238
Qiagen
QGEN
$9.04B
– –
-9,797
Closed -$434K
RCI icon
1239
Rogers Communications
RCI
$18.7B
– –
-11,585
Closed -$399K
RGEN icon
1240
Repligen
RGEN
$9.21B
– –
-40,569
Closed -$5.42M
RGR icon
1241
Sturm, Ruger & Co
RGR
$594M
– –
-44,410
Closed -$1.93M
RHI icon
1242
Robert Half
RHI
$4.37B
– –
-8,297
Closed -$282K
RIGL icon
1243
Rigel Pharmaceuticals
RIGL
$778M
– –
-19,330
Closed -$548K
RNAM
1244
DELISTED
Avidity Biosciences
RNAM
– –
-45,923
Closed -$2M
RVTY icon
1245
Revvity
RVTY
$12.9B
– –
-9,747
Closed -$854K
RYTM icon
1246
Rhythm Pharmaceuticals
RYTM
$7.95B
– –
-224,128
Closed -$22.6M
SAFT icon
1247
Safety Insurance
SAFT
$1.52B
– –
-3,047
Closed -$215K
SCL icon
1248
Stepan Co
SCL
$1.47B
– –
-4,343
Closed -$207K
SEE
1249
DELISTED
Sealed Air
SEE
– –
-25,830
Closed -$913K
SHBI icon
1250
Shore Bancshares
SHBI
$788M
– –
-58,195
Closed -$955K
47 48 49
50
51

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Assenagon Asset Management's Q4 2025 Portfolio in Review

As of Q4 2025, Assenagon Asset Management held 1,274 positions worth $72.6B, down 0.66% from $73.1B the previous quarter. Its ten largest holdings account for 37% of the portfolio.

Assenagon Asset Management withdrew a net $2.47B in Q4 2025, closing 131 positions and reducing 507 holdings. Its most notable exit was Owens Corning, an estimated $69.2M position sold in full.

By sector, the portfolio is most concentrated in Technology at 37% of assets, up from 33% a quarter earlier, followed by Consumer Discretionary and Healthcare.

Against the trend, Assenagon Asset Management opened a new position in Kanzhun worth $62.7M.

  • Assenagon Asset Management's largest Q4 2025 buy was Kanzhun: 3,076,176 shares worth $62.7M.
  • Assenagon Asset Management added most to Costco in Q4 2025, an estimated $970M increase.
  • Assenagon Asset Management's biggest Q4 2025 reduction was Alphabet (Google) Class C, cutting an estimated $887M.
  • Assenagon Asset Management fully exited Owens Corning in Q4 2025, selling an estimated $69.2M.
  • Assenagon Asset Management's ten largest holdings make up 37% of its $72.6B portfolio in Q4 2025.
  • Assenagon Asset Management opened 114 new positions and closed 131 in Q4 2025.
  • Assenagon Asset Management's portfolio value fell 0.66% quarter-over-quarter to $72.6B.

Based on Assenagon Asset Management's 13F filing for Q4 2025, filed 9 Jan 2026.