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GAMCO Investors Portfolio holdings

AUM $10.2B
1-Year Est. Return 30.27%
This Fund
S&P 500
This Quarter Est. Return
+3.82%
1 Year Est. Return
+30.27%
3 Year Est. Return
+82.44%
5 Year Est. Return
+114.21%
10 Year Est. Return
+424.08%
AUM
$10.4B
AUM Growth
+$104M
Cap. Flow
-$95.7M
Cap. Flow %
-0.92%
Top 10 Hldgs %
15.37%
Holding
1,080
New
63
Increased
267
Reduced
499
Closed
44

Top Buys

Rank Stock Value
1
CFLT
Confluent
CFLT
+$20.5M
2
OMC icon
Omnicom Group
OMC
+$16.1M
3
GTLS
Chart Industries
GTLS
+$11.1M
4
GABF icon
Gabelli Financial Services Opportunities ETF
GABF
+$9.16M
5
AAP icon
Advance Auto Parts
AAP
+$8.95M

Top Sells

Rank Stock Value
1
MLI icon
Mueller Industries
MLI
+$35.1M
2
MOD icon
Modine Manufacturing
MOD
+$23.5M
3
IPG
Interpublic Group of Companies
IPG
+$18M
4
VRNA
Verona Pharma
VRNA
+$17.5M
5
ZIMV
ZimVie
ZIMV
+$14.9M

Sector Composition

Rank Sector Weight
1 Industrials 33.04%
2 Consumer Discretionary 13.84%
3 Communication Services 13.71%
4 Financials 9.84%
5 Technology 7.05%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
IXN icon
751
iShares Global Tech ETF
IXN
$9.26B
$630K 0.01%
6,000
– –
UL icon
752
Unilever
UL
$136B
$628K 0.01%
9,608
-4,475
-32% -$301K
BBT
753
Beacon Financial Corp
BBT
$2.66B
$628K 0.01%
23,825
– –
ALSN icon
754
Allison Transmission
ALSN
$9.82B
$624K 0.01%
6,373
-84
-1% -$7.36K
EXC icon
755
Exelon
EXC
$47B
$623K 0.01%
14,302
-275
-2% -$12.6K
MKSI icon
756
MKS Inc
MKSI
$20.6B
$621K 0.01%
3,885
-4,000
-51% -$593K
VOYA icon
757
Voya Financial
VOYA
$9.19B
$619K 0.01%
8,304
-115
-1% -$8.38K
CEG icon
758
Constellation Energy
CEG
$95.6B
$616K 0.01%
1,744
-243
-12% -$88.3K
DVAX
759
DELISTED
Dynavax Technologies
DVAX
$615K 0.01%
+40,000
New +$441K
MLAB icon
760
Mesa Laboratories
MLAB
$574M
$609K 0.01%
7,754
-458
-6% -$34.8K
AMD icon
761
Advanced Micro Devices
AMD
$789B
$607K 0.01%
2,836
-1,011
-26% -$227K
CHTR icon
762
Charter Communications
CHTR
$18.2B
$605K 0.01%
2,896
-200
-6% -$45K
VLO icon
763
Valero Energy
VLO
$85.9B
$599K 0.01%
3,679
-39
-1% -$6.61K
ESAB icon
764
ESAB
ESAB
$5.71B
$597K 0.01%
5,347
-22
-0.4% -$2.52K
BXMT icon
765
Blackstone Mortgage Trust
BXMT
$2.38B
$597K 0.01%
31,190
– –
SNA icon
766
Snap-on
SNA
$21.5B
$595K 0.01%
1,727
– –
PPLI
767
People Inc
PPLI
$3.1B
$594K 0.01%
15,187
-4,972
-25% -$174K
EMR icon
768
Emerson Electric
EMR
$88.3B
$593K 0.01%
4,468
-184
-4% -$24.4K
UBER icon
769
Uber
UBER
$153B
$592K 0.01%
7,243
+1,034
+17% +$93.1K
ABM icon
770
ABM Industries
ABM
$2.84B
$592K 0.01%
13,991
-373
-3% -$16.4K
ALIT icon
771
Alight
ALIT
$407M
$588K 0.01%
15,088
-14,320
-49% -$713K
SMPL icon
772
Simply Good Foods
SMPL
$982M
$581K 0.01%
28,920
+6,000
+26% +$125K
TACT icon
773
Transact Technologies
TACT
$58.6M
$580K 0.01%
145,000
– –
ETD icon
774
Ethan Allen Interiors
ETD
$603M
$578K 0.01%
25,300
– –
AMBA icon
775
Ambarella
AMBA
$3.81B
$577K 0.01%
8,147
-7,052
-46% -$570K
29 30
31
32 33

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GAMCO Investors's Q4 2025 Portfolio in Review

As of Q4 2025, GAMCO Investors held 1,080 positions worth $10.4B, up 1% from $10.3B the previous quarter. Its ten largest holdings account for 15% of the portfolio.

GAMCO Investors's Q4 2025 filing shows 63 new, 267 increased, 499 reduced and 44 closed positions. Its largest new stake was Confluent: 836,800 shares worth $25.3M. The largest sale was Mueller Industries, an estimated $35.1M.

By sector, the portfolio is most concentrated in Industrials at 33% of assets, down from 33% a quarter earlier, followed by Consumer Discretionary and Communication Services.

  • GAMCO Investors's largest Q4 2025 buy was Confluent: 836,800 shares worth $25.3M.
  • GAMCO Investors added most to Omnicom Group in Q4 2025, an estimated $16.1M increase.
  • GAMCO Investors's biggest Q4 2025 reduction was Mueller Industries, cutting an estimated $35.1M.
  • GAMCO Investors fully exited Interpublic Group of Companies in Q4 2025, selling an estimated $18M.
  • GAMCO Investors's ten largest holdings make up 15% of its $10.4B portfolio in Q4 2025.
  • GAMCO Investors opened 63 new positions and closed 44 in Q4 2025.
  • GAMCO Investors's portfolio value rose 1% quarter-over-quarter to $10.4B.

Based on GAMCO Investors's 13F filing for Q4 2025, filed 5 Feb 2026.