13F Insight
DOSSIER · 13F-HR · Q2 2026

WITTENBERG INVESTMENT MANAGEMENT, INC.

$292M in tracked AUM across 78 positions as of Q2 2026.

WI
CIK 0001697790 · last filed Jun 30, 2026
Total AUM
$292M
as of Q2 2026
Holdings
78
—
positions
Whale Score
62
62
tracked
Activity
—
no data
changes this Q
AI Analysis · Q2 2026

WITTENBERG INVESTMENT MANAGEMENT, INC. filed its latest 13F-HR for Q2 2026. See the latest holdings and position changes below.

Quarter at a glance — Q2 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q2 2026.

#HoldingValueSharesWeight
01
BRK/B
BERKSHIRE HATHAWAY INC DEL
$51M102K17.4%02
AAPL
APPLE INC
$29M100K9.9%03
SIRI
SIRIUSXM HOLDINGS INC
$28M935K9.4%04
GOOG
ALPHABET INC
$27M77K9.4%05
GOOGL
ALPHABET INC
$23M65K7.9%06
WBD
WARNER BROS DISCOVERY INC
$14M540K4.9%07
TRIP
TRIPADVISOR INC
$9M688K3.2%08
LBRDA
LIBERTY BROADBAND CORP
$9M260K3.0%09
SSP
SCRIPPS E W CO OHIO
$7M2.6M2.5%10
JPM
JPMORGAN CHASE & CO
$7M21K2.3%

Filing history

2026Q2Jun 30
$292M▲ 8.7%
78 positionsView →2026Q1Mar 31
$269M▲ 3.2%
74 positionsView →2025Q4Dec 31
$261M▲ 3.4%
72 positionsView →2025Q3Sep 30
$252M▲ 10.1%
75 positionsView →2025Q2Jun 30
$229M▲ 3.3%
76 positionsLocked2025Q1Mar 31
$222M▼ 12.9%
74 positionsLocked2024Q4Dec 31
$255M▼ 18.2%
74 positionsLocked2024Q3Sep 30
$312M▲ 6.1%
80 positionsLocked2024Q2Jun 30
$294M▲ 0.1%
81 positionsLocked2024Q1Mar 31
$293M▲ 1.9%
82 positionsLocked2023Q4Dec 31
$288M▲ 5.5%
80 positionsLocked2023Q3Sep 30
$273M▼ 1.2%
83 positionsLocked
Showing 12 of 36