Q2 2026 13F · SEC CIK 1697790

Wittenberg Investment Management, Inc.

Wealth managerFiled 2026-08-12 for Q2 2026. Open the filing ↗ · All SEC filings ↗

Reported 13F value: $292.5M
Reported positions: 78
Top holdings a year, 3 yrs: +19.6%
Assets under management: $385.2M

Wittenberg Investment Management, Inc. is a wealth manager that reported 78 positions worth $292.5M in its Q2 2026 13F, filed 2026-08-12. Its largest holdings were Berkshire Hathaway Inc Del (BRK-B, 17.4%), Apple Inc (AAPL, 9.9%), Sirius XM (SIRI, 9.4%). A portfolio copying its top holdings returned 19.6% a year over the last 3 years, against 18.8% for the S&P 500.

Wittenberg Investment Management, Inc. holdings largest 50 of 78 positions.

Weights are shares of the filer's total reported 13F value, compared with Q1 2026. Share changes may reflect splits; weight changes also reflect price moves. A 13F shows long US-listed positions only, up to 135 days after the fact.

Wittenberg Investment Management, Inc. 13F holdings
Stock	% of 13F value	Q1 2026	Shares	Share change	Reported value
BRK-BBerkshire Hathaway Inc Del	17.4%	18.1%	101,513	+0.0%	$50.8M
AAPLApple Inc	9.9%	9.7%	99,726	-3.0%	$28.9M
SIRISirius XM	9.4%	9.5%	934,864	-15.6%	$27.6M
GOOGAlphabet Inc	9.4%	8.8%	77,406	-5.7%	$27.3M
GOOGLAlphabet Inc	7.9%	7.1%	64,992	-2.5%	$23.2M
WBDWarner Bros Discovery Inc	4.9%	5.5%	540,434	+0.0%	$14.4M
TRIPTripadvisor Inc	3.2%	2.3%	687,580	+17.5%	$9.4M
LBRDALiberty Broadband Corp	3.0%	2.3%	259,624	+108.3%	$8.6M
SSPScripps E W Co Ohio	2.5%	3.3%	2,636,071	+12.1%	$7.3M
JPMJpmorgan Chase & Co	2.3%	2.2%	20,543	-0.1%	$6.7M
PARPar Technology Corp	2.2%	1.7%	366,945	+7.3%	$6.4M
LLYVALiberty Live Holdings Inc	1.6%	1.6%	46,527	+0.0%	$4.7M
THRYThryv Hldgs Inc	1.5%	1.1%	1,111,415	+0.8%	$4.4M
MSFTMicrosoft Corp	1.5%	1.6%	11,695	+0.0%	$4.4M
TDWTidewater Inc	1.2%	1.7%	54,062	-3.4%	$3.6M
LILALiberty Latin Americ-Cl A	1.2%	1.6%	457,241	-8.6%	$3.6M
LYVLive Nation Entertainment in	1.2%	1.1%	18,726	+0.0%	$3.4M
VSNTVVersant Media Group Inc	1.1%	1.9%	92,670	-31.8%	$3.3M
NNNextnav Inc	1.1%	0.8%	176,800	+37.8%	$3.2M
BACBank of Amer Corp	0.9%	0.8%	45,164	+0.0%	$2.6M
LBTYALiberty Global Ltd	0.8%	0.9%	191,922	-5.7%	$2.5M
PSMTPricesmart Inc	0.8%	0.7%	11,965	-5.9%	$2.3M
MRNAModerna Inc	0.8%	0.6%	32,500	-3.0%	$2.3M
APAApa Corporation	0.7%	0.9%	60,000	+0.0%	$2.0M
LILAKLiberty Latin Americ-Cl C	0.6%	1.0%	237,563	-19.1%	$1.9M
JEFJefferies Financial Group Inc Com	0.6%	0.6%	36,874	-0.5%	$1.8M
OXYOccidental Petrol Co	0.6%	0.8%	34,700	+0.0%	$1.7M
PHINPhinia	0.6%	0.6%	20,457	-11.1%	$1.7M
LNDCLifecore Biomedical Inc	0.6%	0.4%	314,015	+4.0%	$1.6M
GSGoldman Sachs Group Inc	0.6%	0.6%	1,621	-9.7%	$1.6M
FWONALiberty Media Corp Del	0.5%	0.5%	16,319	+0.0%	$1.4M
BATRKAtlanta Braves Holdings Inc	0.5%	0.4%	26,648	+0.0%	$1.4M
WFC-PLWells Fargo Co New Perp Pfd Cnv A	0.5%	0.5%	1,158	+0.0%	$1.3M
LLYVKLiberty Media Corp-Liberty Liv	0.5%	0.5%	12,519	-2.7%	$1.3M
RDIReading Intl Inc	0.4%	0.4%	971,828	-1.5%	$1.2M
LBRDKLiberty Broadband Corp	0.4%	0.5%	34,906	+19.1%	$1.2M
SPOTSpotify Technology S A	0.4%	0.5%	2,525	+0.0%	$1.2M
TASKTaskus Inc	0.4%	—	240,600	—	$1.1M
LMBLimbach Holdings Inc.	0.4%	0.4%	14,597	+0.0%	$1.1M
CABOCable One Inc	0.4%	0.8%	20,000	-14.9%	$1.1M
NFLXNetflix Inc Total	0.3%	0.5%	14,280	+0.0%	$1.0M
CTGOContango Silver and Gold Inc	0.3%	0.4%	62,680	+18.8%	$990K
WFCWells Fargo Co New	0.3%	0.3%	11,320	+0.0%	$935K
PDLBPonce Financial Group Inc	0.3%	0.4%	45,806	-28.7%	$913K
FWONKLiberty Media Corp Del	0.3%	0.3%	8,501	+0.0%	$809K
FPHFive Point Holdings LLC	0.3%	0.2%	146,006	+35.8%	$769K
NFBKNorthfield Bancorp Inc Del	0.3%	—	50,253	—	$740K
AXPAmerican Express Co Com	0.2%	0.2%	1,900	+0.0%	$643K
AMZNAmazon Com Inc Com	0.2%	0.2%	2,691	-97.4%	$641K
IWSIshares Russell Mid-Cap Value ETF	0.2%	—	3,478	—	$572K

What Wittenberg Investment Management, Inc. bought and sold in Q2 2026, against Q1 2026.

New positions

Q1 2026's filing was too long to tell new positions apart.

Added to

LBRDA Liberty Broadband Corp+108.3% shares
NN Nextnav Inc+37.8% shares
FPH Five Point Holdings LLC+35.8% shares
LBRDK Liberty Broadband Corp+19.1% shares
CTGO Contango Silver and Gold Inc+18.8% shares
TRIP Tripadvisor Inc+17.5% shares
SSP Scripps E W Co Ohio+12.1% shares
PAR Par Technology Corp+7.3% shares

Reduced

AMZN Amazon Com Inc Com-97.4% shares
VSNTV Versant Media Group Inc-31.8% shares
PDLB Ponce Financial Group Inc-28.7% shares
LILAK Liberty Latin Americ-Cl C-19.1% shares
SIRI Sirius XM-15.6% shares
CABO Cable One Inc-14.9% shares
PHIN Phinia-11.1% shares
GS Goldman Sachs Group Inc-9.7% shares

Left the top 50

Share counts compared with the Q1 2026 13F; a split also changes share counts. The latest filing lists more than 50 positions, so a position that left the top 50 may still be held.

How the holdings did against the S&P 500.

1 year: +29.4% /yr; S&P 500 +20.1%
3 years: +19.6% /yr; S&P 500 +18.8%
5 years: +10.0% /yr; S&P 500 +8.5%

A portfolio of the filer's 20 largest 13F positions, weighted by value and rebuilt each quarter on the day the filing became public. 13Fs show long US-listed positions only, so this is an estimate of the stock picks, not the fund's reported returns.

Reported 13F value by quarter.

13F value by quarter
Quarter	13F value	Positions
Q2 2026	$292.5M	78
Q1 2026	$269.0M	74
Q4 2025	$260.7M	72
Q3 2025	$252.0M	75
Q2 2025	$229.0M	76
Q1 2025	$221.8M	74
Q4 2024	$254.7M	74
Q3 2024	$311.5M	80
Q2 2024	$293.5M	81
Q1 2024	$293.4M	82
Q4 2023	$287.8M	80
Q3 2023	$272.9M	83

Questions about Wittenberg Investment Management, Inc.'s portfolio

What stocks does Wittenberg Investment Management, Inc. own?

Wittenberg Investment Management, Inc.'s latest 13F, for Q2 2026 and filed Aug 12, 2026, lists 78 positions worth $292.5M. The largest are Berkshire Hathaway Inc Del (BRK-B) at 17.4%, Apple Inc (AAPL) at 9.9%, Sirius XM (SIRI) at 9.4%, Alphabet Inc (GOOG) at 9.4% and Alphabet Inc (GOOGL) at 7.9%.

What did Wittenberg Investment Management, Inc. buy last quarter?

In Q2 2026, Wittenberg Investment Management, Inc. added Liberty Broadband Corp (LBRDA) (+108.3% shares), Nextnav Inc (NN) (+37.8% shares) and Five Point Holdings LLC (FPH) (+35.8% shares), compared with its Q1 2026 filing.

What did Wittenberg Investment Management, Inc. sell last quarter?

In Q2 2026, Wittenberg Investment Management, Inc. cut from its top 50 Greenlight Cap Re Ltd (GLRE), cut from its top 50 Hilton Grand Vacations I (HGV), cut from its top 50 Liberty Cap Corp (GLBKV), Amazon Com Inc Com (AMZN) (-97.4% shares), Versant Media Group Inc (VSNTV) (-31.8% shares) and Ponce Financial Group Inc (PDLB) (-28.7% shares), compared with its Q1 2026 filing.

How has Wittenberg Investment Management, Inc.'s portfolio performed?

A portfolio copying Wittenberg Investment Management, Inc.'s 20 largest 13F holdings each quarter, from the day each filing was public, returned +19.6% a year over the last 3 years, against +18.8% for the S&P 500. Over 1 year: +29.4% against +20.1%. Over 5 years: +10.0% a year against +8.5%.

When is Wittenberg Investment Management, Inc.'s next 13F filing due?

13F filings are due 45 days after each quarter ends. Wittenberg Investment Management, Inc.'s filing for the quarter ending Sep 30, 2026 is due by Nov 14, 2026; this page updates the day after it is published.

How much money does Wittenberg Investment Management, Inc. manage?

Wittenberg Investment Management, Inc. reported $385.2M of regulatory assets under management on its latest SEC Form ADV. Its 13F, which covers only US-listed stocks and options, totals $292.5M.