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BAMCO Inc

BAMCO Inc Portfolio holdings

AUM $66.6B Turnover 22.96%
1-Year Est. Return 7.35%
This Fund
S&P 500
This Quarter Est. Return
+7.81%
1 Year Est. Return
+7.35%
3 Year Est. Return
+62.2%
5 Year Est. Return
+84.27%
10 Year Est. Return
+776.55%
AUM
$37.7B
AUM Growth
+$825M
Cap. Flow
-$555M
Cap. Flow %
-1.47%
Top 10 Hldgs %
42.45%
Holding
343
New
37
Increased
135
Reduced
115
Closed
13
Avg Time Held
5.2 years
Top 10 Avg Time Held
7.4 years
Top 20 Avg Time Held
6.6 years

Top Buys

Rank Stock Value
1
IT icon
Gartner
IT
+$195M
2
MSCI icon
MSCI
MSCI
+$127M
3
BIRK icon
Birkenstock
BIRK
+$91.8M
4
LOAR icon
Loar Holdings
LOAR
+$84.7M
5
AAON icon
Aaon
AAON
+$59.5M

Top Sells

Rank Stock Value
1
TSLA icon
Tesla
TSLA
+$372M
2
IRDM icon
Iridium Communications
IRDM
+$190M
3
FDS icon
Factset
FDS
+$158M
4
GTLS icon
Chart Industries
GTLS
+$146M
5
KTOS icon
Kratos Defense & Security Solutions
KTOS
+$138M

Sector Composition

Rank Sector Weight
1 Consumer Discretionary 30.84%
2 Financials 20.19%
3 Technology 18.62%
4 Real Estate 8.92%
5 Healthcare 8.47%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow Held Since
ISRG icon
151
Intuitive Surgical
ISRG
$153B
$44.6M 0.12%
99,633
-1,140
-1% -$547K
2016 Q4
35 quarters
IRM icon
152
Iron Mountain
IRM
$33.9B
$44.5M 0.12%
436,831
+329,307
+306% +$31.7M
2025 Q2
1 quarter
MPWR icon
153
Monolithic Power Systems
MPWR
$60.9B
$44.4M 0.12%
48,196
-2,824
-6% -$2.29M
2021 Q2
17 quarters
TW icon
154
Tradeweb Markets
TW
$23.7B
$43.5M 0.12%
392,110
-1,767
-0.4% -$227K
2019 Q2
25 quarters
LYV icon
155
Live Nation Entertainment
LYV
$40.4B
$43.3M 0.11%
265,000
– –
2024 Q4
3 quarters
TME icon
156
Tencent Music
TME
$14.1B
$42.9M 0.11%
1,839,036
-330,873
-15% -$7.67M
2024 Q1
6 quarters
LGN icon
157
Legence Corp
LGN
$3.51B
$42.9M 0.11%
+1,392,531
New +$43.8M
2025 Q3
0 quarters
CDW icon
158
CDW
CDW
$19B
$41.7M 0.11%
261,984
– –
2017 Q2
33 quarters
HTFL icon
159
Heartflow Inc
HTFL
$4.37B
$41.7M 0.11%
+1,237,506
New +$39.8M
2025 Q3
0 quarters
AXON icon
160
Axon Enterprise
AXON
$33.1B
$41.1M 0.11%
57,242
-87
-0.2% -$66K
2022 Q1
14 quarters
WMS icon
161
Advanced Drainage Systems
WMS
$9.75B
$40.9M 0.11%
294,678
+75
+0% +$9.85K
2025 Q1
2 quarters
BXP icon
162
Boston Properties
BXP
$9.62B
$40.4M 0.11%
543,461
-28,349
-5% -$2M
2025 Q2
1 quarter
WING icon
163
Wingstop
WING
$3.64B
$40.2M 0.11%
159,779
+2,745
+2% +$853K
2025 Q1
2 quarters
NEOG icon
164
Neogen
NEOG
$2.65B
$39.1M 0.1%
6,852,218
+684
+0% +$3.65K
2013 Q2
49 quarters
STEP icon
165
StepStone Group
STEP
$3.53B
$39.1M 0.1%
598,290
+457,775
+326% +$27.9M
2023 Q1
10 quarters
FIG icon
166
Figma
FIG
$11.8B
$38.9M 0.1%
+750,000
New +$51.5M
2025 Q3
0 quarters
GOOGL icon
167
Alphabet (Google) Class A
GOOGL
$4.22T
$38.3M 0.1%
157,439
+28,406
+22% +$5.95M
2015 Q3
40 quarters
MC icon
168
Moelis & Co
MC
$4.1B
$37.5M 0.1%
525,778
-1,408
-0.3% -$101K
2014 Q2
45 quarters
AMH icon
169
American Homes 4 Rent
AMH
$11.2B
$37.1M 0.1%
1,116,846
+76,014
+7% +$2.65M
2017 Q2
33 quarters
DAY icon
170
DELISTED
Dayforce
DAY
$36M 0.1%
523,064
-1,907,428
-78% -$119M
2018 Q2
29 quarters
VMRK icon
171
Vivmark Residential
VMRK
$47.5B
$35.7M 0.09%
551,275
-26,853
-5% -$1.76M
2017 Q1
34 quarters
IEX icon
172
IDEX
IEX
$17.6B
$35.6M 0.09%
218,922
-2,069
-0.9% -$349K
2014 Q3
44 quarters
WCN icon
173
Waste Connections
WCN
$41.8B
$35.2M 0.09%
200,000
-25,000
-11% -$4.55M
2013 Q2
49 quarters
NVMI icon
174
Nova
NVMI
$10.3B
$35.1M 0.09%
109,692
+1,987
+2% +$549K
2018 Q4
27 quarters
EXPO icon
175
Exponent
EXPO
$3.43B
$34.9M 0.09%
502,449
+1,210
+0.2% +$86.5K
2024 Q1
6 quarters
5 6
7
8 9

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BAMCO Inc's Q3 2025 Portfolio in Review

As of Q3 2025, BAMCO Inc held 343 positions worth $37.7B, up 2.2% from $36.9B the previous quarter. Its ten largest holdings account for 42% of the portfolio.

BAMCO Inc's Q3 2025 filing shows 37 new, 135 increased, 115 reduced and 13 closed positions. Its largest new stake was Aaon: 726,907 shares worth $67.9M. The largest sale was Tesla, an estimated $372M.

By sector, the portfolio is most concentrated in Consumer Discretionary at 31% of assets, up from 28% a quarter earlier, followed by Financials and Technology.

  • BAMCO Inc's largest Q3 2025 buy was Aaon: 726,907 shares worth $67.9M.
  • BAMCO Inc added most to Gartner in Q3 2025, an estimated $195M increase.
  • BAMCO Inc's biggest Q3 2025 reduction was Tesla, cutting an estimated $372M.
  • BAMCO Inc fully exited Chart Industries in Q3 2025, selling an estimated $146M.
  • BAMCO Inc's ten largest holdings make up 42% of its $37.7B portfolio in Q3 2025.
  • BAMCO Inc opened 37 new positions and closed 13 in Q3 2025.
  • BAMCO Inc's portfolio value rose 2.2% quarter-over-quarter to $37.7B.

Based on BAMCO Inc's 13F filing for Q3 2025, filed 14 Nov 2025.