Holders — by stockHoldings — by fund
PSP Research LLC
Everything this manager disclosed owning in US-listed stocks — its complete Form 13F portfolio · as of 2026-06-30 · filed with the SEC up to 45 days after quarter end · CIK 0002106939
$187.9M
disclosed book value
75
positions
48%
largest position share
Positions, as of 2026-06-30
top 75 of 75 · 13F covers long US-listed positions only — cash, bonds, private and foreign stakes are not disclosed · PUT/CALL tags = options positions (share-equivalents), not shares held
| # | Issuer | Shares | Value | % of book |
|---|---|---|---|---|
| 1 | XBISPDR SERIES TRUST | 570,000 | $90.2M | 48% |
| 2 | SGOVISHARES TR | 700,000 | $70.5M | 37.5% |
| 3 | RPRXROYALTY PHARMA PLC | 11,000 | $616,770 | 0.3% |
| 4 | NRIXNURIX THERAPEUTICS INC | 25,000 | $606,500 | 0.3% |
| 5 | INCYINCYTE CORP | 5,300 | $600,808 | 0.3% |
| 6 | ARGXARGENX SE | 641 | $594,701 | 0.3% |
| 7 | IRONDISC MEDICINE INC | 8,000 | $585,120 | 0.3% |
| 8 | RAPPRAPPORT THERAPEUTICS INC | 14,000 | $583,380 | 0.3% |
| 9 | RAREULTRAGENYX PHARMACEUTICAL IN | 17,000 | $567,630 | 0.3% |
| 10 | TRVITREVI THERAPEUTICS INC | 30,000 | $559,500 | 0.3% |
| 11 | GLUEMONTE ROSA THERAPEUTICS INC | 23,000 | $556,600 | 0.3% |
| 12 | TGTXTG THERAPEUTICS INC | 10,000 | $549,400 | 0.3% |
| 13 | HALOHALOZYME THERAPEUTICS INC | 7,000 | $547,890 | 0.3% |
| 14 | IONSIONIS PHARMACEUTICALS INC | 6,800 | $539,172 | 0.3% |
| 15 | PHVSPHARVARIS N V | 15,000 | $518,700 | 0.3% |
| 16 | ARQTARCUTIS BIOTHERAPEUTICS INC | 19,700 | $516,534 | 0.3% |
| 17 | AUPHAURINIA PHARMACEUTICALS INC | 30,000 | $509,100 | 0.3% |
| 18 | NBIXNEUROCRINE BIOSCIENCES INC | 3,000 | $505,605 | 0.3% |
| 19 | IMVTIMMUNOVANT INC | 13,000 | $500,890 | 0.3% |
| 20 | ACADACADIA PHARMACEUTICALS INC | 19,766 | $500,080 | 0.3% |
| 21 | PTCTPTC THERAPEUTICS INC | 6,000 | $489,420 | 0.3% |
| 22 | CLDXCELLDEX THERAPEUTICS INC NEW | 13,000 | $483,730 | 0.3% |
| 23 | IMCRIMMUNOCORE HLDGS PLC | 15,141 | $480,727 | 0.3% |
| 24 | DFTXDEFINIUM THERAPEUTICS INC | 10,000 | $470,400 | 0.3% |
| 25 | COGTCOGENT BIOSCIENCES INC | 12,000 | $464,400 | 0.2% |
| 26 | KYMRKYMERA THERAPEUTICS INC | 4,000 | $458,680 | 0.2% |
| 27 | DYNDYNE THERAPEUTICS INC | 20,000 | $444,200 | 0.2% |
| 28 | ALNYALNYLAM PHARMACEUTICALS INC | 1,465 | $441,009 | 0.2% |
| 29 | TARSTARSUS PHARMACEUTICALS INC | 7,000 | $440,580 | 0.2% |
| 30 | SNDXSYNDAX PHARMACEUTICALS INC | 20,000 | $437,200 | 0.2% |
| 31 | EXELEXELIXIS INC | 8,000 | $435,280 | 0.2% |
| 32 | CRNXCRINETICS PHARMACEUTICALS IN | 11,000 | $411,620 | 0.2% |
| 33 | NAMSNEWAMSTERDAM PHARMA COMPANY | 12,000 | $406,680 | 0.2% |
| 34 | ASNDASCENDIS PHARMA A/S | 1,500 | $400,080 | 0.2% |
| 35 | LQDALIQUIDIA CORPORATION | 5,000 | $398,650 | 0.2% |
| 36 | STOKSTOKE THERAPEUTICS INC | 12,000 | $392,640 | 0.2% |
| 37 | VKTXVIKING THERAPEUTICS INC | 10,000 | $390,100 | 0.2% |
| 38 | IMNMIMMUNOME INC | 18,000 | $381,420 | 0.2% |
| 39 | PTGXPROTAGONIST THERAPEUTICS INC | 3,000 | $367,740 | 0.2% |
| 40 | HRMYHARMONY BIOSCIENCES HLDGS IN | 10,000 | $364,100 | 0.2% |
| 41 | ELVNENLIVEN THERAPEUTICS INC | 7,000 | $355,250 | 0.2% |
| 42 | SYRESPYRE THERAPEUTICS INC | 4,000 | $355,120 | 0.2% |
| 43 | NTLAINTELLIA THERAPEUTICS INC | 20,000 | $338,400 | 0.2% |
| 44 | MDGLMADRIGAL PHARMACEUTICALS INC | 600 | $322,170 | 0.2% |
| 45 | KNSAKINIKSA PHARMACEUTICALS INTL | 5,000 | $319,750 | 0.2% |
| 46 | ALKSALKERMES PLC | 6,000 | $314,370 | 0.2% |
| 47 | TNGXTANGO THERAPEUTICS INC | 10,000 | $312,600 | 0.2% |
| 48 | ARDXARDELYX INC | 60,000 | $306,000 | 0.2% |
| 49 | VERAVERA THERAPEUTICS INC | 7,000 | $300,370 | 0.2% |
| 50 | MIRMMIRUM PHARMACEUTICALS INC | 2,500 | $292,675 | 0.2% |
| 51 | ORKAORUKA THERAPEUTICS INC | 3,000 | $285,510 | 0.2% |
| 52 | SUPNSUPERNUS PHARMACEUTICALS | 6,000 | $279,060 | 0.1% |
| 53 | CRSPCRISPR THERAPEUTICS AG | 5,000 | $272,700 | 0.1% |
| 54 | ZYMEZYMEWORKS INC | 10,000 | $261,400 | 0.1% |
| 55 | KRYSKRYSTAL BIOTECH INC | 692 | $257,196 | 0.1% |
| 56 | CMPSCOMPASS PATHWAYS PLC | 18,000 | $254,700 | 0.1% |
| 57 | XENEXENON PHARMACEUTICALS INC | 4,200 | $253,512 | 0.1% |
| 58 | AXSMAXSOME THERAPEUTICS INC. | 1,000 | $244,770 | 0.1% |
| 59 | AVBPARRIVENT BIOPHARMA INC | 7,041 | $244,604 | 0.1% |
| 60 | DNTHDIANTHUS THERAPEUTICS INC | 2,500 | $243,700 | 0.1% |
| 61 | JAZZJAZZ PHARMACEUTICALS PLC | 971 | $233,982 | 0.1% |
| 62 | KODKODIAK SCIENCES INC | 6,000 | $233,760 | 0.1% |
| 63 | RVMDREVOLUTION MEDICINES INC | 1,200 | $224,736 | 0.1% |
| 64 | BBIOBRIDGEBIO PHARMA INC | 3,000 | $223,440 | 0.1% |
| 65 | RYTMRHYTHM PHARMACEUTICALS INC | 2,000 | $222,060 | 0.1% |
| 66 | DNLIDENALI THERAPEUTICS INC | 8,463 | $217,668 | 0.1% |
| 67 | ARWRARROWHEAD PHARMACEUTICALS IN | 2,600 | $211,926 | 0.1% |
| 68 | SRRKSCHOLAR ROCK HLDG CORP | 3,827 | $210,485 | 0.1% |
| 69 | EWTXEDGEWISE THERAPEUTICS INC | 5,000 | $203,150 | 0.1% |
| 70 | AMLXAMYLYX PHARMACEUTICALS INC | 10,838 | $194,650 | 0.1% |
| 71 | CTMXCYTOMX THERAPEUTICS INC. | 39,400 | $147,750 | 0.1% |
| 72 | OCULOCULAR THERAPEUTIX INC | 15,000 | $147,300 | 0.1% |
| 73 | EYPTEYEPOINT INC | 10,000 | $143,000 | 0.1% |
| 74 | ORICORIC PHARMACEUTICALS INC | 13,000 | $140,790 | 0.1% |
| 75 | OLMAOLEMA PHARMACEUTICALS INC | 10,000 | $125,100 | 0.1% |
Source: SEC Form 13F-HR, reporting period 2026-06-30. Values are the manager's filed June-30-style quarter-end marks, not live prices. Research, not investment advice.