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Every position in this 13F-HR, with its change from the prior quarter.

13F holdings, latest quarter

SourceSEC EDGAR13F-HR

PSP Research LLC 13F Holdings -- Portfolio & Top Positions (2026-06-30)

PSP Research LLC (CIK 2106939) reported $187.9M across 75 reported positions in its SEC 13F filing for 2026-06-30. Largest positions: XBI ($90.2M, 48.01%), SGOV ($70.5M, 37.51%), RPRX ($616,770, 0.33%), ARGX ($594,701, 0.32%), INCY ($600,808, 0.32%). Source: SEC Form 13F.

RankTickerCompanyValue% PortfolioSharesAction
1XBISPDR SERIES TRUST$90.2M48.01%570,000Added
2SGOVISHARES TR$70.5M37.51%700,000Hold
3RPRXROYALTY PHARMA PLC$616,7700.33%11,000Hold
4ARGXARGENX SE$594,7010.32%641Hold
5INCYINCYTE CORP$600,8080.32%5,300Hold
6NRIXNURIX THERAPEUTICS INC$606,5000.32%25,000Trimmed
7IRONDISC MEDICINE INC$585,1200.31%8,000Hold
8RAPPRAPPORT THERAPEUTICS INC$583,3800.31%14,000Hold
9GLUEMONTE ROSA THERAPEUTICS INC$556,6000.30%23,000Trimmed
10RAREULTRAGENYX PHARMACEUTICAL IN$567,6300.30%17,000Trimmed
11TRVITREVI THERAPEUTICS INC$559,5000.30%30,000Hold
12HALOHALOZYME THERAPEUTICS INC$547,8900.29%7,000Trimmed
13IONSIONIS PHARMACEUTICALS INC$539,1720.29%6,800Hold
14TGTXTG THERAPEUTICS INC$549,4000.29%10,000Trimmed
15PHVSPHARVARIS N V$518,7000.28%15,000Trimmed
16ACADACADIA PHARMACEUTICALS INC$500,0800.27%19,766Hold
17ARQTARCUTIS BIOTHERAPEUTICS INC$516,5340.27%19,700Hold
18AUPHAURINIA PHARMACEUTICALS INC$509,1000.27%30,000Hold
19IMVTIMMUNOVANT INC$500,8900.27%13,000Trimmed
20NBIXNEUROCRINE BIOSCIENCES INC$505,6050.27%3,000Trimmed
21CLDXCELLDEX THERAPEUTICS INC NEW$483,7300.26%13,000Hold
22IMCRIMMUNOCORE HLDGS PLC$480,7270.26%15,141Hold
23PTCTPTC THERAPEUTICS INC$489,4200.26%6,000Hold
24COGTCOGENT BIOSCIENCES INC$464,4000.25%12,000Hold
25DFTXDEFINIUM THERAPEUTICS INC$470,4000.25%10,000Trimmed

Source: SEC Form 13F filings · as of 2026-06-30