WITTENBERG INVESTMENT MANAGEMENT, INC. — 13F Holdings

2026 Q1  ·  77 Positions

2026 Q1 Portfolio Activity

In 2026 Q1, WITTENBERG INVESTMENT MANAGEMENT, INC. maintained a portfolio of 77 distinct positions. The most significant new addition was VERSANT MEDIA GROUP INC, now representing 1.87% of the total fund value. They heavily accumulated shares in TRIPADVISOR INC, increasing the position by 243.8%. Conversely, WITTENBERG INVESTMENT MANAGEMENT, INC. completely exited their position in GREAT LAKES DREDGE & DOCK CO.
Position History hover any row below to update
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WITTENBERG INVESTMENT MANAGEMENT, INC. Novato, CA RIA AUM $268M
Fund Overview SEC EDGAR
PCA Score Concentration Risk
Risk ENB
To Excel To CSV
Total Positions
77
Quarter
2026 Q1
Top Holding
BRK/B (18.1%)
Top 10 Concentration
68.8%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-50 of 77
Stock History Sector / Type Port % Prev % Rank / Prev Conviction
Freshness
Change % Change Influence Shares Mkt Value Avg Cost Price Held 1st Owned Source Source Date Date Reported
BRK/B
BERKSHIRE HATHA...
Financial Services 18.08% 19.70% #1
Prev: #1
6.5
—
-650 -0.6%
P
S
101,513 $48,645,030 2016 Q4 13F Filing 2026-03-31 2026-05-14
AAPL
APPLE INC
Technology 9.70% 10.91% #2
Prev: #2
5.9
—
-1,890 -1.8%
P
S
102,778 $26,084,029 2016 Q4 13F Filing 2026-03-31 2026-05-14
SIRI
SIRIUSXM HOLDIN...
Communication Services 9.50% 8.38% #3 1
Prev: #4
5.3
—
15,085 1.4%
P
S
1,107,416 $25,559,161 2016 Q4 13F Filing 2026-03-31 2026-05-14
GOOG
ALPHABET INC
Communication Services 8.75% 10.25% #4 1
Prev: #3
4.5
—
-3,130 -3.7%
P
S
82,056 $23,538,584 2016 Q4 13F Filing 2026-03-31 2026-05-14
GOOGL
ALPHABET INC
Communication Services 7.12% 8.17% #5
Prev: #5
3.8
—
-1,410 -2.1%
P
S
66,642 $19,163,574 2016 Q4 13F Filing 2026-03-31 2026-05-14
WBD
WARNER BROS DIS...
Communication Services 5.52% 5.97% #6
Prev: #6
3.2
—
no change no change
P
S
540,434 $14,840,318 2021 Q2 13F Filing 2026-03-31 2026-05-14
SSP
SCRIPPS E W CO ...
Communication Services 3.25% 3.54% #7
Prev: #7
1.8
—
42,100 1.8%
P
S
2,352,161 $8,750,039 2020 Q4 13F Filing 2026-03-31 2026-05-14
LBRDA
LIBERTY BROADBA...
Communication Services 2.33% 1.67% #8 2
Prev: #10
3.4
—
34,566 38.4%
P
S
124,645 $6,259,672 2016 Q4 13F Filing 2026-03-31 2026-05-14
TRIP
TRIPADVISOR INC
Consumer Cyclical 2.32% 0.95% #9 7
Prev: #16
3.9
—
415,041 243.8%
P
S
585,300 $6,239,298 2023 Q2 13F Filing 2026-03-31 2026-05-14
JPM
JPMORGAN CHASE ...
Financial Services 2.25% 2.55% #10 2
Prev: #8
1.4
—
-100 -0.5%
P
S
20,570 $6,050,871 2016 Q4 13F Filing 2026-03-31 2026-05-14
VSNT
VERSANT MEDIA G...
Communication Services 1.87% — #11
Prev: #—
4.2
—
135,870 —
NEW
 135,870 $5,029,907 2026 Q1 13F Filing 2026-03-31 2026-05-14
TDW
TIDEWATER INC N...
Energy 1.74% 1.28% #12 1
Prev: #13
1.2
—
-10,250 -15.5%
P
S
55,962 $4,675,625 2019 Q2 13F Filing 2026-03-31 2026-05-14
PAR
PAR TECHNOLOGY ...
Technology 1.69% — #13
Prev: #—
4.2
—
341,945 —
NEW
 341,945 $4,558,127 2026 Q1 13F Filing 2026-03-31 2026-05-14
MSFT
MICROSOFT CORP
Technology 1.61% 2.17% #14 5
Prev: #9
1.6
—
no change no change
P
S
11,695 $4,329,138 2016 Q4 13F Filing 2026-03-31 2026-05-14
LILA
LIBERTY LATIN A...
Communication Services 1.61% 1.42% #15 3
Prev: #12
1.1
—
500 0.1%
P
S
500,477 $4,324,121 2020 Q2 13F Filing 2026-03-31 2026-05-14
LLYVA
LIBERTY LIVE HO...
Communication Services 1.58% 1.46% #16 5
Prev: #11
1.1
—
-87 -0.2%
P
S
46,527 $4,263,734 2023 Q3 13F Filing 2026-03-31 2026-05-14
THRY
THRYV HLDGS INC
Technology 1.12% 0.92% #17 1
Prev: #18
3.4
—
707,181 178.9%
P
S
1,102,415 $3,020,617 2022 Q3 13F Filing 2026-03-31 2026-05-14
LYV
LIVE NATION ENT...
Communication Services 1.06% 1.02% #18 4
Prev: #14
1.4
—
no change no change
P
S
18,726 $2,855,902 2016 Q4 13F Filing 2026-03-31 2026-05-14
LILAK
LIBERTY LATIN A...
Communication Services 0.96% 0.86% #19 1
Prev: #20
0.9
—
-6,007 -2.0%
P
S
293,690 $2,590,346 2020 Q2 13F Filing 2026-03-31 2026-05-14
APA
APA CORPORATION
Energy 0.95% 0.56% #20 7
Prev: #27
1.4
—
no change no change
P
S
60,000 $2,546,400 2016 Q4 13F Filing 2026-03-31 2026-05-14
LBTYA
LIBERTY GLOBAL ...
Communication Services 0.91% 0.81% #21
Prev: #21
2.4
—
13,300 7.0%
P
S
203,422 $2,459,372 2016 Q4 13F Filing 2026-03-31 2026-05-14
OXY
OCCIDENTAL PETE...
Energy 0.84% 0.55% #22 9
Prev: #31
1.3
—
no change no change
P
S
34,700 $2,255,500 2025 Q2 13F Filing 2026-03-31 2026-05-14
BAC
BANK AMERICA CO...
Financial Services 0.82% 1.01% #23 8
Prev: #15
0.8
—
-2,500 -5.2%
P
S
45,164 $2,201,745 2016 Q4 13F Filing 2026-03-31 2026-05-14
CABO
CABLE ONE INC
Communication Services 0.80% 0.70% #24 1
Prev: #23
2.8
—
7,300 45.1%
P
S
23,500 $2,143,435 2025 Q2 13F Filing 2026-03-31 2026-05-14
NN
NEXTNAV INC
Technology 0.76% 0.77% #25 3
Prev: #22
2.3
—
7,244 6.0%
P
S
128,300 $2,055,366 2024 Q3 13F Filing 2026-03-31 2026-05-14
PSMT
PRICESMART INC
Consumer Defensive 0.71% 0.63% #26 2
Prev: #24
0.8
—
-648 -4.8%
P
S
12,716 $1,913,759 2016 Q4 13F Filing 2026-03-31 2026-05-14
MRNA
MODERNA INC
Healthcare 0.63% 0.38% #27 14
Prev: #41
1.3
—
no change no change
P
S
33,500 $1,701,800 2025 Q4 13F Filing 2026-03-31 2026-05-14
PHIN
PHINIA INC
Consumer Cyclical 0.59% 0.57% #28 2
Prev: #26
0.7
—
-500 -2.1%
P
S
23,007 $1,574,599 2023 Q3 13F Filing 2026-03-31 2026-05-14
JEF
JEFFERIES FINAN...
Financial Services 0.57% 0.88% #29 10
Prev: #19
1.2
—
no change no change
P
S
37,074 $1,530,044 2018 Q2 13F Filing 2026-03-31 2026-05-14
GS
GOLDMAN SACHS G...
Financial Services 0.56% 0.61% #30 5
Prev: #25
1.2
—
no change no change
P
S
1,796 $1,519,398 2016 Q4 13F Filing 2026-03-31 2026-05-14
LBRDK
LIBERTY BROADBA...
Communication Services 0.55% 0.55% #31 1
Prev: #30
0.7
—
-169 -0.6%
P
S
29,306 $1,474,092 2016 Q4 13F Filing 2026-03-31 2026-05-14
NFLX
NETFLIX INC.
Communication Services 0.51% 0.52% #32 1
Prev: #33
0.7
—
-250 -1.7%
P
S
14,280 $1,373,022 2022 Q2 13F Filing 2026-03-31 2026-05-14
WFC/PRL
WELLS FARGO & C...
Preferred 0.50% 0.54% #33 1
Prev: #32
1.2
—
no change no change
P
S
1,158 $1,337,490 2016 Q4 13F Filing 2026-03-31 2026-05-14
FWONA
LIBERTY MEDIA C...
Communication Services 0.47% 0.56% #34 5
Prev: #29
0.7
—
-84 -0.5%
P
S
16,319 $1,274,188 2023 Q3 13F Filing 2026-03-31 2026-05-14
SPOT
SPOTIFY TECHNOL...
Communication Services 0.46% 0.56% #35 7
Prev: #28
1.2
—
no change no change
P
S
2,525 $1,224,398 2022 Q2 13F Filing 2026-03-31 2026-05-14
LLYVK
LIBERTY LIVE HO...
Communication Services 0.45% 0.42% #36
Prev: #36
0.7
—
-192 -1.5%
P
S
12,861 $1,210,349 2023 Q3 13F Filing 2026-03-31 2026-05-14
LMB
LIMBACH HLDGS I...
Industrials 0.42% 0.44% #37 2
Prev: #35
1.2
—
no change no change
P
S
14,597 $1,139,296 2018 Q3 13F Filing 2026-03-31 2026-05-14
BATRK
ATLANTA BRAVES ...
Communication Services 0.42% 0.41% #38
Prev: #38
0.7
—
-127 -0.5%
P
S
26,648 $1,137,870 2023 Q3 13F Filing 2026-03-31 2026-05-14
LFCR
LIFECORE BIOMED...
Healthcare 0.42% 0.07% #39 31
Prev: #70
3.2
—
280,092 1289.4%
P
S
301,815 $1,122,752 2024 Q2 13F Filing 2026-03-31 2026-05-14
RDI
READING INTL IN...
Communication Services 0.41% 0.40% #40
Prev: #40
0.7
—
-6,379 -0.6%
P
S
986,145 $1,114,344 2016 Q4 13F Filing 2026-03-31 2026-05-14
PDLB
PONCE FINANCIAL...
Financial Services 0.40% 0.40% #41 2
Prev: #39
1.2
—
no change no change
P
S
64,217 $1,073,066 2023 Q1 13F Filing 2026-03-31 2026-05-14
CTGO
CONTANGO SILVER...
Basic Materials 0.37% 0.38% #42
Prev: #42
2.6
—
15,400 41.2%
P
S
52,780 $989,625 2022 Q3 13F Filing 2026-03-31 2026-05-14
WFC
WELLS FARGO & C...
Financial Services 0.33% 0.41% #43 6
Prev: #37
0.6
—
-100 -0.9%
P
S
11,320 $901,185 2018 Q4 13F Filing 2026-03-31 2026-05-14
FWONK
LIBERTY MEDIA C...
Communication Services 0.27% 0.32% #44 1
Prev: #43
0.6
—
-54 -0.6%
P
S
8,501 $722,755 2023 Q3 13F Filing 2026-03-31 2026-05-14
GLRE
GREENLIGHT CAP ...
Financial Services 0.22% 0.21% #45 3
Prev: #48
0.6
—
-3,593 -9.5%
P
S
34,407 $594,897 2018 Q4 13F Filing 2026-03-31 2026-05-14
AXP
AMERICAN EXPRES...
Financial Services 0.21% 0.27% #46 2
Prev: #44
1.1
—
no change no change
P
S
1,900 $574,712 2016 Q4 13F Filing 2026-03-31 2026-05-14
AMZN
AMAZON COM INC
Consumer Cyclical 0.21% 0.24% #47 1
Prev: #46
3.1
—
100,087 3719.3%
P
S
102,778 $560,455 2022 Q4 13F Filing 2026-03-31 2026-05-14
HGV
HILTON GRAND VA...
Consumer Cyclical 0.20% 0.24% #48 3
Prev: #45
1.1
—
no change no change
P
S
14,000 $547,680 2024 Q3 13F Filing 2026-03-31 2026-05-14
GLIBK
GCI LIBERTY INC
Communication Services 0.20% 0.21% #49
Prev: #49
0.6
—
-33 -0.2%
P
S
14,355 $534,150 2025 Q3 13F Filing 2026-03-31 2026-05-14
FPH
FIVE POINT HOLD...
Real Estate 0.19% 0.16% #50 2
Prev: #52
2.6
—
33,082 44.5%
P
S
107,506 $520,329 2025 Q4 13F Filing 2026-03-31 2026-05-14
Showing 1-50 of 77 holdings

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