Prospect Hill Management, LLC
CIK 1837320 · View on SEC EDGAR ↗
- Portfolio value
- $257.5M
- Positions
- 14
- As of
- June 30, 2026
Portfolio value QoQ: +14.8% 13F does not disclose cash
- Top 10 holdings weight
- 98.26%
- Top 25 holdings weight
- 100.00%
- Positions above 1%
- 10
- Effective number of positions
- 2.8
Based on 13F long-equity holdings only (cash, bonds, shorts not disclosed)
Turnover Q2 2026: 0.7% Est. buys $7,064,210 · sells $1,695,382
Median holding: 7.0 quarters Tracked Q4 2024–Q2 2026 · 82.4% still held
- New positions
- 0
- Increased
- 8
- 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: +8.8% · 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 14 positions
| Type | Streak | 8Q trend | |||||
|---|---|---|---|---|---|---|---|
| AAPL Apple Inc. - Common Stock | $146,370,441 | 56.85% | 505,842 | $18,085,687 | Up ×1 | ||
| TSLA Tesla, Inc. - Common Stock | $42,390,592 | 16.46% | 100,786 | $4,986,594 | Up ×6 | ||
| AMZN Amazon.com, Inc. - Common Stock | $12,582,684 | 4.89% | 52,793 | $1,597,899 | Up ×4 | ||
| NVDA NVIDIA Corporation - Common Stock | $12,374,166 | 4.81% | 61,843 | $6,825,979 | Up ×1 | ||
| GOOG Alphabet Inc. - Class C Capital Stock | $10,606,967 | 4.12% | 30,020 | $1,995,430 | |||
| GOOGL Alphabet Inc. - Class A Common Stock | $10,013,507 | 3.89% | 28,020 | $1,999,210 | Up ×2 | ||
| ISRG Intuitive Surgical, Inc. - Common Stock | $5,895,606 | 2.29% | 14,825 | $-823,323 | Up ×2 | ||
| BAC Bank of America Corporation Common Stock | $5,270,650 | 2.05% | 92,500 | $-457,475 | Down ×1 | ||
| NFLX Netflix, Inc. - Common Stock | $4,534,900 | 1.76% | 63,514 | $-1,475,725 | Up ×4 | ||
| MA Mastercard Incorporated Common Stock | $2,978,880 | 1.16% | 5,800 | $-168,978 | Down ×2 | ||
| TMO Thermo Fisher Scientific Inc Common Stock | $1,504,080 | 0.58% | 3,000 | $29,490 | |||
| META Meta Platforms, Inc. - Class A Common Stock | $1,340,630 | 0.52% | 2,380 | $-35,343 | Down ×2 | ||
| PLTR Palantir Technologies Inc. - Class A Common Stock | $1,160,867 | 0.45% | 9,950 | $509,921 | Up ×1 | ||
| AXP American Express Company Common Stock | $465,094 | 0.18% | 1,375 | $49,184 | |||
| No matches | |||||||
Conviction holdings
Positions increased for 3+ consecutive quarters.
Share counts are as reported in 13F filings (not split-adjusted)
Top movers (QoQ)
| Security | Action | Shares Δ | Value Δ |
|---|---|---|---|
| AAPL | Bought more | +366 | +$18.1M |
| NVDA | Bought more | +30K | +$6.8M |
| TSLA | Bought more | +170 | +$5.0M |
| GOOGL | Bought more | +150 | +$2.0M |
| GOOG | Price move only | +0 | +$2.0M |
| AMZN | Bought more | +50 | +$1.6M |
| NFLX | Bought more | +1K | -$1.5M |
| ISRG | Bought more | +250 | -$823K |
| PLTR | Bought more | +6K | +$510K |
| BAC | Trimmed | -25K | -$457K |
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.