Harbor Island Capital LLC
CIK 1730580 · View on SEC EDGAR ↗
- Portfolio value
- $375.6M
- Positions
- 16
- As of
- June 30, 2026
Portfolio value QoQ: +39.5% 13F does not disclose cash
- Top 10 holdings weight
- 82.87%
- Top 25 holdings weight
- 100.00%
- Positions above 1%
- 16
- Effective number of positions
- 10.1
Based on 13F long-equity holdings only (cash, bonds, shorts not disclosed)
Turnover Q2 2026: 7.56% Est. buys $44,875,597 · sells $24,365,613
Median holding: 7.0 quarters Tracked Q4 2024–Q2 2026 · 94.1% still held
- New positions
- 0
- Increased
- 5
- Decreased
- 3
- Closed
- 1
On this page
- Performance vs S&P How this manager's 13F portfolio performed against the S&P 500.
- Sector breakdown How the portfolio splits across market sectors.
- Portfolio Every stock this institution reports holding, from its latest 13F.
- High-conviction bets The holdings this manager is most concentrated in.
- Top moves The biggest position increases and decreases this quarter.
- Exited positions Positions the manager fully sold out of last quarter.
Performance vs S&P 500
Annualized: +56.3% · S&P 500: +18.0%
Approximates a buy-and-hold portfolio built from quarterly SEC 13F snapshots. Excludes cash, short positions, options/derivatives, and non-13(f) securities — reflects the disclosed long-equity book only, not total fund AUM. SEC filing lag is up to 45 days; this is not a real-time-copyable timing.
Priceable coverage: 100.0% · Options excluded: 0.0%
Sector breakdown
Full portfolio 16 positions
| Type | Streak | 8Q trend | |||||
|---|---|---|---|---|---|---|---|
| AMAT Applied Materials, Inc. - Common Stock | $66,876,054 | 17.81% | 92,498 | $26,523,643 | Down ×6 | ||
| LRCX Lam Research Corporation - Common Stock | $64,513,304 | 17.18% | 148,878 | $30,373,641 | Down ×6 | ||
| KLAC KLA Corporation - Common Stock | $41,020,492 | 10.92% | 135,960 | $21,001,606 | Up ×1 | ||
| WBD Warner Bros. Discovery, Inc. - Series A Common Stock | $24,737,547 | 6.59% | 927,890 | $-1,933,527 | Down ×2 | ||
| CSCO Cisco Systems, Inc. - Common Stock | $24,191,004 | 6.44% | 205,951 | $8,211,266 | |||
| AAPL Apple Inc. - Common Stock | $22,732,411 | 6.05% | 78,561 | $2,794,415 | |||
| WFC Wells Fargo & Company Common Stock | $21,006,427 | 5.59% | 254,192 | $770,202 | |||
| INTC Intel Corporation - Common Stock | $16,064,571 | 4.28% | 115,051 | $10,987,370 | |||
| MSFT Microsoft Corporation - Common Stock | $15,228,168 | 4.05% | 40,824 | $967,739 | Up ×1 | ||
| NKE Nike, Inc. Common Stock | $14,839,123 | 3.95% | 361,489 | $2,008,353 | Up ×3 | ||
| GATX GATX Corporation Common Stock | $14,776,937 | 3.93% | 83,396 | $537,904 | |||
| CMCSA Comcast Corporation - Class A Common Stock | $13,490,986 | 3.59% | 549,531 | $-301,327 | Up ×1 | ||
| EXP Eagle Materials Inc Common Stock | $13,310,325 | 3.54% | 59,157 | $2,103,031 | |||
| BAC Bank of America Corporation Common Stock | $8,317,997 | 2.21% | 145,981 | $1,201,423 | |||
| VSNT Versant Media Group, Inc. - Class A Common Stock | $7,967,789 | 2.12% | 221,266 | $326,121 | Up ×1 | ||
| HPQ HP Inc. Common Stock | $6,481,208 | 1.73% | 295,406 | $806,459 | |||
| No matches | |||||||
Conviction holdings
Positions increased for 3+ consecutive quarters.
Share counts are as reported in 13F filings (not split-adjusted)
| Security | Value | % of portfolio | Streak |
|---|---|---|---|
| NKE | $14,839,123 | 3.95% | up ×3 |
Top movers (QoQ)
| Security | Action | Shares Δ | Value Δ |
|---|---|---|---|
| LRCX | Trimmed | -11K | +$30.4M |
| AMAT | Trimmed | -26K | +$26.5M |
| KLAC | Bought more | +122K | +$21.0M |
| INTC | Price move only | +0 | +$11.0M |
| CSCO | Price move only | +0 | +$8.2M |
| AAPL | Price move only | +0 | +$2.8M |
| EXP | Price move only | +0 | +$2.1M |
| NKE | Bought more | +119K | +$2.0M |
| WBD | Trimmed | -43K | -$1.9M |
| BAC | Price move only | +0 | +$1.2M |
Exited positions
Includes corporate events (mergers, delistings) — not all exits are sells
Closed positions reflect 13F reporting changes; for index managers these are often mechanical (delisting, M&A, index rebalancing), not active decisions.
| Security | Quarter | Shares before | Value before | Price since exit |
|---|---|---|---|---|
| HPE | June 30, 2025 | 230,828 | $3,561,676 | 162.0% |