Piper Sandler & Co. holds a concentrated book of 19 reported positions worth $134.9M as of Q2 2026 (disclosed Jul 28, 2026, a ~28-day 13F lag). This quarter they opened Lumentum Holdings Inc. Their largest long position is Lumentum Holdings Inc at 24% of the reported non-option book.
Top-heavy: concentrated book
Share of the disclosed book in its largest positions. A higher top-5 share means a more concentrated, higher-conviction portfolio.
0% mapped to company sectors
+2 sectors below the cut, under 0.5% together
Direct operating-company sectors from our SIC-based security master. ETF/fund and unclassified holdings stay visible separately; this is not ETF look-through exposure.
Estimated $ traded · quarter-end prices (an exit at the prior quarter-end), no cost basis
Other tracked managers holding the same core names as Piper Sandler & Co.
| Manager / fund | Shared names | Their $ in those |
|---|---|---|
| Corbyn Investment Management Inc | 4 / 19 | $53.0M |
| CSS LLC | 6 / 19 | $329.2M |
| Osterweis Capital Management Inc | 6 / 19 | $238.2M |
| Linden Advisors LP | 4 / 19 | $1.6B |
| DeepCurrents Investment Group LLC | 6 / 19 | $233.5M |
| Mackay Shields LLC | 6 / 19 | $180.3M |
| Pier 88 Investment Partners LLC | 2 / 19 | $24.2M |
| Howard Marks | 15 / 19 | $402.5M |
Ranked by the share of each fund's own book sitting in the names it shares with Piper Sandler & Co.: only funds sharing at least a tenth of the book qualify. Index giants, bank custody books and market makers are excluded. They hold everything, so their overlap says nothing.
Bars show each position's share of the portfolio. Click a row for its position history.
| # | Security | Value | Shares | % Port | Last move | History |
|---|---|---|---|---|---|---|
| 1 | Lumentum Hldgs Inc NOTE 0.500% 6/1 | $32.3M | 5.02M | 23.9% | ▲New New position | |
| 2 | Advanced Energy Inds NOTE 2.500% 9/1 | $24.4M | 9.00M | 18.1% | ▲New New position | |
| 3 | MGP Ingredients Inc New NOTE 1.875%11/1 | $17.4M | 18.03M | 12.9% | —Held | |
| 4 | Upstart Hldgs Inc NOTE 0.250% 8/1 | $9.1M | 9.21M | 6.7% | ▲+2.8% Added · +250K sh | |
| 5 | Blackstone Mortgage Trust In NOTE 5.500% 3/1 | $8.9M | 8.97M | 6.6% | ▲+25% Added · +1.8M sh | |
| 6 | Starwood Ppty TR Inc NOTE 6.750% 7/1 | $8.1M | 8.00M | 6.0% | ▲New New position | |
| 7 | Redwood Trust Inc NOTE 7.750% 6/1 | $7.0M | 6.99M | 5.2% | ▲+76% Added · +3.0M sh | |
| 8 | Shift4 PMTS Inc NOTE 0.500% 8/0 | $6.8M | 7.26M | 5.1% | ▲New New position | |
| 9 | Marriott Vacations Worldwide NOTE 3.250%12/1 | $5.4M | 5.56M | 4.0% | —Held | |
| 10 | Teladoc Health Inc NOTE 1.250% 6/0 | $4.7M | 4.93M | 3.5% | —Held | |
| 11 | Ziff Davis Inc NOTE 1.750%11/0 | $2.6M | 2.68M | 1.9% | —Held | |
| 12 | Upwork Inc NOTE 0.250% 8/1 | $2.6M | 2.61M | 1.9% | —Held | |
| 13 | Sea Ltd NOTE 0.250% 9/1 | $2.5M | 2.50M | 1.8% | ▲New New position | |
| 14 | Redfin Corp NOTE 0.500% 4/0 | $2.0M | 2.08M | 1.5% | ▲New New position | |
| 15 | Pebblebrook Hotel TR NOTE 1.750%12/1 | $543K | 548.0K | 0.4% | ▲+552% Added · +464K sh | |
| 16 | Apollo Global Mgmt Inc SER A MAND CNV | $442K | 7.3K | 0.3% | ▲New New position | |
| 17 | Affirm Hldgs Inc NOTE 11/1 | $189K | 192.0K | 0.1% | —Held | |
| 18 | Wayfair Inc NOTE 1.000% 8/1 | $33K | 34.0K | <0.1% | —Held | |
| 19 | Green Plains Inc NOTE 2.250% 3/1 | $25K | 25.0K | <0.1% | ▲New New position |
This fund page is the Follow view. The Build view lets your agent pull holdings, quarter changes, overlap, and source filings through API or MCP.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/funds/724683/holdings"
Use Arkolith to show PIPER SANDLER & CO.'s latest holdings, largest changes, and filing provenance.
As-of date vs the date the SEC received each filing
Reported 13F total per quarter. Raw filing totals can include option notional.
| Quarter | As of | Filed | Lag | Positions | Value | Form |
|---|---|---|---|---|---|---|
| Q2 2026 | Jun 30, 2026 | Jul 28, 2026 | 28d | 19 | $134.9M | 13F-HR |
| Q1 2026 | Mar 31, 2026 | May 12, 2026 | 42d | 21 | $102.0M | 13F-HR |
| Q4 2025 | Dec 31, 2025 | Feb 12, 2026 | 43d | 25 | $141.2M | 13F-HR |
| Q3 2025 | Sep 30, 2025 | Nov 12, 2025 | 43d | 24 | $139.3M | 13F-HR |
| Q2 2025 | Jun 30, 2025 | Aug 13, 2025 | 44d | 20 | $129.6M | 13F-HR |
| Q1 2025 | Mar 31, 2025 | May 13, 2025 | 43d | 29 | $132.9M | 13F-HR |
| Q4 2024 | Dec 31, 2024 | Feb 10, 2025 | 41d | 28 | $131.1M | 13F-HR |
| Q3 2024 | Sep 30, 2024 | Nov 13, 2024 | 44d | 37 | $148.2M | 13F-HR |
Holdings from SEC EDGAR 13F-HR filings, updated quarterly, filed up to 45 days after quarter-end. Public domain. Book totals and portfolio weights cover reported non-option positions, which can include notes and warrants. Disclosed put/call options are listed separately and excluded from those totals. Price-derived performance is withheld until the price-source policy and freshness gate are green.