WITTENBERG INVESTMENT MANAGEMENT, INC. — 13F Holdings & Portfolio
CIK 1697790 · latest 13F-HR filed 2026-08-12
WITTENBERG INVESTMENT MANAGEMENT, INC. manages $292.5M in 13F-reported U.S. long-equity assets across 78 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are BRK.B (17.37%), AAPL (9.87%), SIRI (9.44%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 8 new positions, exited 4, added to 38, and trimmed 18.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
SUITE 203
CARLISLE, MA 01741
$292.5M
Long-equity book
78
Distinct positions
2026-06-30
Filed 2026-08-12
+8 / −4 / ↑38 / ↓18
vs 2026-03-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- ALPHABET INC$4.1M +21.2%
- ALPHABET INC$3.8M +16.2%
- TRIPADVISOR INC$3.2M +51.1%
- APPLE INC$2.8M +10.6%
- LIBERTY BROADBAND CORP$2.4M +38.0%
Top Trims
- VERSANT MEDIA GROUP INC-$1.7M -33.7%
- SCRIPPS E W CO OHIO-$1.4M -16.5%
- CABLE ONE INC-$1.1M -50.4%
- TIDEWATER INC NEW-$1.1M -23.0%
- LIBERTY LATIN AMERICA LTD-$739.7K -28.6%
New Positions
- TASKUS INC$1.1M
- NORTHFIELD BANCORP INC DEL$740.2K
- COLUMBIA FINL INC$460.2K
- CHARTER COMMUNICATIONS INC$284.4K
- EASTERN CO$251.6K
Exited Positions
- QVC GROUP INC$343.7K
- BLUE FOUNDRY BANCORP$240.9K
- TOTALENERGIES SE$200.2K
- KELLY SVCS INC$146.7K
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | BERKSHIRE HATHAWAY INC DEL | BRK.B | 084670702 | $50.8M | 17.37% | 101,513 | SH |
| 2 | APPLE INC | AAPL | 037833100 | $28.9M | 9.87% | 99,726 | SH |
| 3 | SIRIUSXM HOLDINGS INC | SIRI | 829933100 | $27.6M | 9.44% | 934,864 | SH |
| 4 | ALPHABET INC | GOOG | 02079K107 | $27.3M | 9.35% | 77,406 | SH |
| 5 | ALPHABET INC | GOOGL | 02079K305 | $23.2M | 7.94% | 64,992 | SH |
| 6 | WARNER BROS DISCOVERY INC | WBD | 934423104 | $14.4M | 4.93% | 540,434 | SH |
| 7 | TRIPADVISOR INC | TRIP | 896945201 | $9.4M | 3.22% | 687,580 | SH |
| 8 | LIBERTY BROADBAND CORP | LBRDA | 530307107 | $8.6M | 2.95% | 259,624 | SH |
| 9 | SCRIPPS E W CO OHIO | SSP | 811054402 | $7.3M | 2.50% | 2,636,071 | SH |
| 10 | JPMORGAN CHASE & CO | JPM | 46625H100 | $6.7M | 2.29% | 20,543 | SH |
| 11 | PAR TECHNOLOGY CORP | PAR | 698884103 | $6.4M | 2.19% | 366,945 | SH |
| 12 | LIBERTY LIVE HOLDINGS INC | LLYVA | 530909100 | $4.7M | 1.61% | 46,527 | SH |
| 13 | THRYV HLDGS INC | THRY | 886029206 | $4.4M | 1.50% | 1,111,415 | SH |
| 14 | MICROSOFT CORP | MSFT | 594918104 | $4.4M | 1.49% | 11,695 | SH |
| 15 | TIDEWATER INC NEW | TDW | 88642R109 | $3.6M | 1.23% | 54,062 | SH |
| 16 | LIBERTY LATIN AMERICA LTD | LILA | G9001E102 | $3.6M | 1.23% | 457,241 | SH |
| 17 | LIVE NATION ENTERTAINMENT IN | LYV | 538034109 | $3.4M | 1.17% | 18,726 | SH |
| 18 | VERSANT MEDIA GROUP INC | VSNT | 925283103 | $3.3M | 1.14% | 92,670 | SH |
| 19 | NEXTNAV INC | NN | 65345N106 | $3.2M | 1.08% | 176,800 | SH |
| 20 | BANK OF AMER CORP | BAC | 060505104 | $2.6M | 0.88% | 45,164 | SH |
| 21 | LIBERTY GLOBAL LTD | LBTYA | G61188101 | $2.5M | 0.84% | 191,922 | SH |
| 22 | PRICESMART INC | PSMT | 741511109 | $2.3M | 0.80% | 11,965 | SH |
| 23 | MODERNA INC | MRNA | 60770K107 | $2.3M | 0.78% | 32,500 | SH |
| 24 | APA CORPORATION | APA | 03743Q108 | $2.0M | 0.67% | 60,000 | SH |
| 25 | LIBERTY LATIN AMERICA LTD | LILAK | G9001E128 | $1.9M | 0.63% | 237,563 | SH |
| 26 | JEFFERIES FINANCIAL GROUP IN | JEF | 47233W109 | $1.8M | 0.63% | 36,874 | SH |
| 27 | OCCIDENTAL PETE CORP | OXY | 674599105 | $1.7M | 0.58% | 34,700 | SH |
| 28 | PHINIA INC | PHIN | 71880K101 | $1.7M | 0.58% | 20,457 | SH |
| 29 | LIFECORE BIOMEDICAL INC | LFCR | 514766104 | $1.6M | 0.56% | 314,015 | SH |
| 30 | GOLDMAN SACHS GROUP INC | GS | 38141G104 | $1.6M | 0.56% | 1,621 | SH |
| 31 | LIBERTY MEDIA CORP DEL | FWONA | 531229771 | $1.4M | 0.49% | 16,319 | SH |
| 32 | ATLANTA BRAVES HLDGS INC | BATRK | 047726302 | $1.4M | 0.47% | 26,648 | SH |
| 33 | WELLS FARGO & CO | WFCPL | 949746804 | $1.3M | 0.46% | 1,158 | SH |
| 34 | LIBERTY LIVE HOLDINGS INC | LLYVK | 530909308 | $1.3M | 0.45% | 12,519 | SH |
| 35 | READING INTL INC | RDI | 755408101 | $1.2M | 0.43% | 971,828 | SH |
| 36 | LIBERTY BROADBAND CORP | LBRDK | 530307305 | $1.2M | 0.40% | 34,906 | SH |
| 37 | SPOTIFY TECHNOLOGY S A | SPOT | L8681T102 | $1.2M | 0.40% | 2,525 | SH |
| 38 | TASKUS INC | TASK | 87652V109 | $1.1M | 0.38% | 240,600 | SH |
| 39 | LIMBACH HLDGS INC | LMB | 53263P105 | $1.1M | 0.38% | 14,597 | SH |
| 40 | CABLE ONE INC | CABO | 12685J105 | $1.1M | 0.36% | 20,000 | SH |
| 41 | NETFLIX INC. | NFLX | 64110L106 | $1.0M | 0.35% | 14,280 | SH |
| 42 | CONTANGO SILVER & GOLD INC | CTGO | 21077F100 | $989.7K | 0.34% | 62,680 | SH |
| 43 | WELLS FARGO & CO | WFC | 949746101 | $935.5K | 0.32% | 11,320 | SH |
| 44 | PONCE FINANCIAL GROUP INC | PDLB | 732344106 | $913.4K | 0.31% | 45,806 | SH |
| 45 | LIBERTY MEDIA CORP DEL | FWONK | 531229755 | $808.8K | 0.28% | 8,501 | SH |
| 46 | FIVE POINT HOLDINGS LLC | FPH | 33833Q106 | $769.5K | 0.26% | 146,006 | SH |
| 47 | NORTHFIELD BANCORP INC DEL | NFBK | 66611T108 | $740.2K | 0.25% | 50,253 | SH |
| 48 | AMERICAN EXPRESS CO | AXP | 025816109 | $642.7K | 0.22% | 1,900 | SH |
| 49 | AMAZON COM INC | AMZN | 023135106 | $641.4K | 0.22% | 2,691 | SH |
| 50 | ISHARES TR | IWS | 464287473 | $572.5K | 0.20% | 3,478 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-08-12 | $292.5M | 78 | 0001062993-26-004208 |
| 2026-03-31 | 2026-05-14 | $269.0M | 74 | 0001062993-26-002625 |
| 2025-12-31 | 2026-02-13 | $260.7M | 72 | 0001062993-26-000921 |
| 2025-09-30 | 2025-11-13 | $252.0M | 75 | 0001062993-25-016732 |