Investor
DIKER MANAGEMENT LLC
CIK 0001276525 · filed 2026-05-15 · SEC filing
13F book
$112.1M
Positions
42
10 new · 9 sold
Largest name
50.8%
STERIS plc · STE
Est. mark
−$6.51M
Price effect on 32 names still held. Flow −$10.7M.
| Name | Ticker | Shares | Value | Weight | Est. mark | Change |
|---|---|---|---|---|---|---|
| STERIS plc | STE | 257.6K | $57M | 50.8% | −$8.34M | Added−$8.31M |
| Lumentum Hldgs Inc | — | 10K | $7.03M | 6.3% | $3.34M | Cut−$344.2K |
| Coherent Corp. | COHR | 20K | $4.76M | 4.2% | $1.07M | Cut−$2.62M |
| Nebius Group N.V. | NBIS | 40K | $4.15M | 3.7% | $802K | Held |
| Advanced Micro Devices Inc | AMD | 20K | $4.07M | 3.6% | −$214.6K | Held |
| Shopify Inc. | SHOP | 30K | $3.56M | 3.2% | −$847K | Added$339.2K |
| Apple Inc. | AAPL | 13.1K | $3.32M | 3.0% | −$236.7K | Cut−$2.1M |
| Amkor Technology, Inc. | AMKR | 60K | $2.7M | 2.4% | — | New |
| Celestica Inc | CLS | 8K | $2.25M | 2.0% | −$83.6K | Added$479.8K |
| SharkNinja, Inc. | SN | 20K | $2.12M | 1.9% | −$120K | Held |
| Ultra Clean Hldgs Inc | — | 27K | $1.68M | 1.5% | — | New |
| Semtech Corp | SMTC | 21.7K | $1.67M | 1.5% | $32K | Added$929.7K |
| Jfrog Ltd | FROG | 30K | $1.41M | 1.3% | −$388.3K | Added−$153.6K |
| Ichor Holdings, Ltd. | ICHR | 30K | $1.4M | 1.2% | — | New |
| Iren Limited | — | 40K | $1.37M | 1.2% | −$139.6K | Held |
| Amphenol Corp New | — | 10K | $1.26M | 1.1% | — | New |
| Microsoft Corp | MSFT | 3.26K | $1.21M | 1.1% | −$370.2K | Cut−$834K |
| Toll Brothers, Inc. | TOL | 6.4K | $873.4K | 0.8% | $8K | Held |
| Anika Therapeutics, Inc. | ANIK | 53.7K | $778.1K | 0.7% | $262.4K | Cut$218.7K |
| CoreWeave, Inc. | CRWV | 10K | $774.7K | 0.7% | $58.6K | Held |
| Bioventus Inc. | BVS | 75.1K | $686K | 0.6% | $42.3K | Added$500K |
| General Mtrs Co | — | 9K | $670.5K | 0.6% | −$61.4K | Cut−$858.3K |
| Lantheus Hldgs Inc | — | 8.22K | $623.6K | 0.6% | $76.5K | Held |
| ThredUp Inc. | TDUP | 160.6K | $526.6K | 0.5% | −$474.4K | Added−$448.2K |
| ServiceNow, Inc. | NOW | 5K | $522.8K | 0.5% | −$243.2K | Held |
| AST SpaceMobile, Inc. | ASTS | 6K | $497.2K | 0.4% | — | New |
| Artivion, Inc. | AORT | 13.5K | $494.4K | 0.4% | −$121.4K | Held |
| Spdr Gold Tr | — | 1.14K | $489.2K | 0.4% | $38.6K | Held |
| Chevron Corp New | CVX | 2.18K | $450.2K | 0.4% | $118.6K | Cut−$207K |
| Rocket Lab Corp | RKLB | 7K | $449.5K | 0.4% | — | New |
| ServiceTitan, Inc. | TTAN | 7K | $444.2K | 0.4% | −$301.3K | Cut−$620.8K |
| 3M CO | MMM | 2.94K | $427.1K | 0.4% | −$43.7K | Cut−$510.1K |
| Pure Storage Inc | P | 7K | $413.3K | 0.4% | −$55.8K | Cut−$591.9K |
| Pulse Biosciences, Inc. | PLSE | 19K | $410.2K | 0.4% | — | New |
| D R Horton Inc | — | 2.5K | $342.8K | 0.3% | −$17K | Held |
| American Eagle Outfitters In | — | 20K | $334.5K | 0.3% | −$193.7K | Cut−$254.3K |
| Johnson & Johnson | JNJ | 1.16K | $282.6K | 0.3% | $43.3K | Cut−$193.4K |
| ARS Pharmaceuticals, Inc. | SPRY | 33.5K | $269.1K | 0.2% | −$121.3K | Held |
| Birkenstock Holding Plc | BIRK | 6.7K | $240.1K | 0.2% | −$34K | Held |
| Vanda Pharmaceuticals Inc. | VNDA | 21.9K | $151.2K | 0.1% | — | New |
| Lexicon Pharmaceuticals, Inc. | LXRX | 20K | $31.2K | 0.0% | — | New |
| Jasper Therapeutics Inc | — | 35K | $30.7K | 0.0% | — | New |
Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.