Greenstone Partners & Co., LLC
CIK 1845565 · View on SEC EDGAR ↗
- Portfolio value
- $432.6M
- Positions
- 8
- As of
- June 30, 2026
Portfolio value QoQ: +9.5% 13F does not disclose cash
- Top 10 holdings weight
- 100.00%
- Top 25 holdings weight
- 100.00%
- Positions above 1%
- 8
- Effective number of positions
- 6.7
Based on 13F long-equity holdings only (cash, bonds, shorts not disclosed)
Turnover Q2 2026: 0.02% Est. buys $90,924 · sells $5,391,953
Median holding: 5.0 quarters Tracked Q4 2024–Q2 2026 · 57.1% still held
- New positions
- 0
- Increased
- 5
- Decreased
- 0
- 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: +6.3% · 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: 98.6% · Options excluded: 0.0%
Sector breakdown
Full portfolio 8 positions
| Type | Streak | 8Q trend | |||||
|---|---|---|---|---|---|---|---|
| APP Applovin Corporation - Class A Common Stock | $100,599,173 | 23.25% | 195,251 | $22,889,275 | |||
| VSTS Vestis Corporation Common Stock | $73,970,049 | 17.10% | 5,094,356 | $33,928,411 | |||
| AYI Acuity Inc. Common Stock | $67,689,569 | 15.65% | 179,710 | $17,331,233 | |||
| GWRE Guidewire Software, Inc. Common Stock | $49,784,061 | 11.51% | 404,584 | $-10,685,889 | Up ×3 | ||
| SGI Somnigroup International Inc. Common Stock | $44,580,906 | 10.31% | 568,634 | $2,568,178 | Up ×3 | ||
| APPF AppFolio, Inc. - Class A Common Stock | $43,874,486 | 10.14% | 273,617 | $711,189 | Up ×3 | ||
| PCOR Procore Technologies, Inc. Common Stock | $27,329,664 | 6.32% | 672,813 | $-10,998,447 | Up ×2 | ||
| CHTR Charter Communications, Inc. - Class A Common Stock | $24,768,289 | 5.73% | 174,167 | $-12,828,940 | Up ×2 | ||
| No matches | |||||||
Conviction holdings
Positions increased for 3+ consecutive quarters.
Share counts are as reported in 13F filings (not split-adjusted)
Top movers (QoQ)
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 |
|---|---|---|---|---|
| LBRDK | March 31, 2026 | 771,632 | $37,501,315 | -28.4% |
| PAR | March 31, 2026 | 1,019,311 | $36,980,603 | 44.8% |
| SCHW | Sept. 30, 2025 | 361,845 | $33,014,738 | 16.3% |
| GLIBK | March 31, 2026 | 315,282 | $11,731,643 | -31.2% |
| MLNK | Sept. 30, 2025 | 693,943 | $11,262,695 | No longer tracked |
| XPO | June 30, 2026 | 27,715 | $5,391,953 | -4.5% |