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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
PACK icon
1001
Ranpak Holdings
PACK
$473M
$75.7K ﹤0.01%
+14,000
New +$73.6K
KLXE icon
1002
KLX Energy Services
KLXE
$42.3M
$75.6K ﹤0.01%
40,000
+5,000
+14% +$8.74K
BLZE icon
1003
Backblaze
BLZE
$1.16B
$67.1K ﹤0.01%
14,400
– –
GLV
1004
Clough Global Dividend & Income Fund
GLV
$78.1M
$59.7K ﹤0.01%
+10,000
New +$60.2K
INN
1005
Summit Hotel Properties
INN
$700M
$54.1K ﹤0.01%
11,100
– –
TEF
1006
DELISTED
Telefonica
TEF
$40.5K ﹤0.01%
10,000
– –
HBIO icon
1007
Harvard Bioscience
HBIO
$29.2M
$38.1K ﹤0.01%
+5,700
New +$33.8K
HTZWW
1008
Hertz Global Holdings Warrants
HTZWW
$95.5M
$37.5K ﹤0.01%
+14,000
New +$41.8K
CGTX icon
1009
Cognition Therapeutics
CGTX
$96.7M
$27K ﹤0.01%
20,000
– –
CDXS icon
1010
Codexis
CDXS
$158M
$16.3K ﹤0.01%
+10,000
New +$20.4K
ALE
1011
DELISTED
Allete
ALE
– –
-51,825
Closed -$3.44M
ALLY icon
1012
Ally Financial
ALLY
$13.3B
– –
-8,000
Closed -$314K
ARIS
1013
DELISTED
Aris Water Solutions
ARIS
– –
-10,000
Closed -$247K
AVDX
1014
DELISTED
AvidXchange
AVDX
– –
-439,000
Closed -$4.37M
BGFV
1015
DELISTED
Big 5 Sporting Goods
BGFV
– –
-536,500
Closed -$773K
BWXT icon
1016
BWX Technologies
BWXT
$15.6B
– –
-1,135
Closed -$209K
EOG icon
1017
EOG Resources
EOG
$70.7B
– –
-6,310
Closed -$707K
ETNB
1018
DELISTED
89bio
ETNB
– –
-10,000
Closed -$147K
GSBD icon
1019
Goldman Sachs BDC
GSBD
$1.1B
– –
-25,700
Closed -$261K
GTLS.PRB
1020
DELISTED
Chart Industries 6.75% Series B Preferred Stock
GTLS.PRB
– –
-4,000
Closed -$285K
HBI
1021
DELISTED
Hanesbrands
HBI
– –
-89,500
Closed -$590K
IAS
1022
DELISTED
Integral Ad Science
IAS
– –
-10,000
Closed -$102K
INFA
1023
DELISTED
Informatica
INFA
– –
-20,000
Closed -$497K
IPG
1024
DELISTED
Interpublic Group of Companies
IPG
– –
-644,865
Closed -$18M
IRBT
1025
DELISTED
iRobot
IRBT
– –
-33,700
Closed -$121K
39 40
41
42 43

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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.