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Arvin Capital Management LP

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13F filer, CIK 1961738, AUSTIN, TX

Arvin Capital Management LP reported $766,048,140 across 51 holdings for the quarter ended 2026-06-30, in a 13F-HR filed 2026-08-13. Its ten largest share positions make up 53.48% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001961738-26-000004

Period
2026-06-30
Reported value
$766M
Holdings
51
Top 10 weight
53.48%
New
30
Sold out
29

Largest buys vs the previous quarter

SecurityShares changeApprox. value
VSTnew+203,896$32.3M
RKTnew+1,886,480$29.7M
UNPnew+98,499$26.8M
TTMInew+117,631$22M
KGSnew+246,609$18.5M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
DHRexited-185,510-$35.2M
AMTMreduced-1,654,495-$34.2M
TMOreduced-54,680-$27.4M
OPCHexited-699,458-$18.8M
RBAreduced-152,865-$17.8M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q2 2026

Share positions as resolved from 13F-HR 0001961738-26-000004, largest first. % of portfolio is the value over $533,976,607, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
TACTRANSALTA CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 2,427,764 shares; 2025Q2: 2,933,500 shares; 2025Q3: 3,107,000 shares; 2025Q4: 3,819,100 shares; 2026Q1: 4,488,235 shares; 2026Q2: 3,742,183 shares 3,742,183$51.8M9.69%-746,052Timeline
VSTVISTRA CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 203,896 shares 203,896$32.3M6.06%newTimeline
GXOGXO LOGISTICS INCORPORATEDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: 218,496 shares; 2025Q1: not reported; 2025Q2: 303,625 shares; 2025Q3: 440,800 shares; 2025Q4: 507,159 shares; 2026Q1: 525,419 shares; 2026Q2: 598,125 shares 598,125$30.3M5.68%+72,706Timeline
RKTROCKET COS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 1,886,480 shares 1,886,480$29.7M5.56%newTimeline
TMOTHERMO FISHER SCIENTIFIC INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 51,967 shares; 2025Q3: 82,470 shares; 2025Q4: 67,800 shares; 2026Q1: 111,697 shares; 2026Q2: 57,017 shares 57,017$28.6M5.35%-54,680Timeline
UNPUNION PAC CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 98,499 shares 98,499$26.8M5.02%newTimeline
AKAMAKAMAI TECHNOLOGIES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 135,152 shares; 2026Q2: 195,698 shares 195,698$23.1M4.33%+60,546Timeline
TTMITTM TECHNOLOGIES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 117,631 shares 117,631$22M4.12%newTimeline
WATWATERS CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 10,174 shares; 2026Q2: 55,975 shares 55,975$21M3.93%+45,801Timeline
UUNITY SOFTWARE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 234,658 shares; 2025Q4: 108,588 shares; 2026Q1: 220,382 shares; 2026Q2: 698,280 shares 698,280$20M3.74%+477,898Timeline
CRSCARPENTER TECHNOLOGY CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 106,410 shares; 2024Q4: 103,695 shares; 2025Q1: 127,729 shares; 2025Q2: 64,579 shares; 2025Q3: 101,700 shares; 2025Q4: 68,947 shares; 2026Q1: 46,300 shares; 2026Q2: 31,801 shares 31,801$19.6M3.67%-14,499Timeline
KGSKODIAK GAS SVCS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 246,609 shares 246,609$18.5M3.47%newTimeline
UALUNITED AIRLS HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 135,758 shares 135,758$18.5M3.46%newTimeline
HUBGHUB GROUP INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 402,416 shares 402,416$17.6M3.3%newTimeline
RBARB GLOBAL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: 48,582 shares; 2025Q1: 173,092 shares; 2025Q2: 131,247 shares; 2025Q3: 95,100 shares; 2025Q4: 155,996 shares; 2026Q1: 300,500 shares; 2026Q2: 147,635 shares 147,635$17.2M3.22%-152,865Timeline
QQNITY ELECTRONICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 115,354 shares; 2026Q1: 131,303 shares; 2026Q2: 101,603 shares 101,603$16.6M3.11%-29,700Timeline
WWAYFAIR INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 159,515 shares 159,515$14.7M2.76%newTimeline
RIGTRANSOCEAN LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 182,000 shares; 2026Q2: 2,982,831 shares 2,982,831$14.6M2.73%+2,800,831Timeline
RRXREGAL REXNORD CORPORATIONQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 59,447 shares 59,447$14.2M2.65%newTimeline
SAIASAIA INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 28,522 shares 28,522$12M2.25%newTimeline
TSEMTOWER SEMICONDUCTOR LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: 218,260 shares; 2025Q1: 614,810 shares; 2025Q2: 291,312 shares; 2025Q3: 170,976 shares; 2025Q4: 44,135 shares; 2026Q1: 44,135 shares; 2026Q2: 44,135 shares 44,135$11.5M2.15%0Timeline
ICLRICON PUB LTD COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 71,675 shares; 2025Q4: 50,160 shares; 2026Q1: not reported; 2026Q2: 64,820 shares 64,820$11.3M2.11%newTimeline
KNXKNIGHT-SWIFT TRANSN HLDGS INQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 117,807 shares 117,807$9.17M1.72%newTimeline
AMTMAMENTUM HOLDINGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: 965,197 shares; 2025Q1: 1,687,149 shares; 2025Q2: 2,139,434 shares; 2025Q3: 1,636,492 shares; 2025Q4: 1,636,492 shares; 2026Q1: 2,071,200 shares; 2026Q2: 416,705 shares 416,705$8.61M1.61%-1,654,495Timeline
WOLFWOLFSPEED INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 168,958 shares 168,958$8.15M1.53%newTimeline
STMSTMICROELECTRONICS N VQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 106,692 shares 106,692$7.99M1.5%newTimeline
RDDTREDDIT INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 42,549 shares 42,549$7.39M1.38%newTimeline
GDSGDS HLDGS LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 233,952 shares 233,952$7.03M1.32%newTimeline
STXSEAGATE TECHNOLOGY HLDNGS PLQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 156,724 shares; 2024Q4: 185,116 shares; 2025Q1: 140,634 shares; 2025Q2: 60,300 shares; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 6,928 shares 6,928$6.69M1.25%newTimeline
TLNTALEN ENERGY CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 11,099 shares 11,099$4.26M0.8%newTimeline
DCODUCOMMUN INC DELQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 13,469 shares 13,469$2.49M0.47%newTimeline
BABAALIBABA GROUP HLDG LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 130,038 shares; 2024Q4: not reported; 2025Q1: 81,504 shares; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 3,328 shares 3,328$319K0.06%newTimeline

Options

Puts and calls, as filed. The amount and value describe the underlying shares, not the option premium, so they stay out of % of portfolio (H5).

SecurityTypeAmountValueChange
MSFTMICROSOFT CORP COMcall104,000$38.8M-100,000
QQQINVESCO QQQ TR COMput40,000$29.5M+10,000
UNPUNION PAC CORP COMcall88,000$23.9M+87,000
EFXEQUIFAX INC Stockcall120,000$19Mnew
VSTVISTRA CORP Stockcall120,000$19Mnew
MTUMISHARES TR SHSput50,000$17.1Mnew
WWAYFAIR INC CL Acall150,000$13.9Mnew
ICLRICON PUB LTD CO Stockcall70,000$12.2Mnew
PDDPDD HOLDINGS INC ADRput135,200$10.3M0
SESEA LTD SPONSORD ADScall100,000$9.58Mnew
AMTMAMENTUM HOLDINGS INC Stockcall450,000$9.3M-146,500
SMHVANECK ETF TRUST COMput12,000$7.87M-48,000
IWMISHARES TR SHSput24,000$7.21Mnew
TACTRANSALTA CORP COMcall330,000$4.56Mnew
NFLXNETFLIX INC. COMput41,600$2.97M0
BABAALIBABA GROUP HLDG LTD SPONSORED ADScall30,000$2.88Mnew
GDSGDS HLDGS LTD ADRcall65,000$1.95Mnew
AKAMAKAMAI TECHNOLOGIES INC Stockcall14,700$1.74M-145,300
NFLXNETFLIX INC. COMcall3,600$257K0

Sold out in Q2 2026

Positions in the previous quarter's report that this quarter's report no longer lists.

SecurityShares beforeValue beforeType
EFAISHARES TR480,000$46.6Mput
DHRDANAHER CORP DEL185,510$35.2Mshares
TMOTHERMO FISHER SCIENTIFIC INC50,000$24.6Mcall
EWTISHARES INC312,800$22.2Mput
OPCHOPTION CARE HEALTH INC699,458$18.8Mshares
CEGCONSTELLATION ENERGY CORP65,000$18.2Mcall
METAMETA PLATFORMS INC30,000$17.2Mcall
RKTROCKET COS INC1,120,000$16Mcall
CEGCONSTELLATION ENERGY CORP52,215$14.6Mshares
ONON SEMICONDUCTOR CORP200,000$12.4Mcall
AMZNAMAZON COM INC57,629$12Mshares
FICOFAIR ISAAC CORP11,217$12Mshares
ACVAACV AUCTIONS INC2,659,898$11.3Mshares
TECHBIO-TECHNE CORP204,304$10.7Mshares
ALAIR LEASE CORP151,059$9.81Mshares
GXOGXO LOGISTICS INCORPORATED178,400$9.25Mcall
PINSPINTEREST INC500,000$9.17Mcall
NVDANVIDIA CORPORATION50,000$8.72Mcall
DHRDANAHER CORP DEL40,000$7.58Mcall
WOLFWOLFSPEED INC400,000$6.53Mcall
METAMETA PLATFORMS INC11,200$6.41Mshares
FICOFAIR ISAAC CORP6,000$6.41Mcall
ENTGENTEGRIS INC50,000$5.86Mput
UUNITY SOFTWARE INC234,000$5.13Mcall
MSFTMICROSOFT CORP12,300$4.55Mshares
AMTMAMENTUM HOLDINGS INC150,000$3.91Mput
SOLSSOLSTICE ADVANCED MATLS INC40,601$3.09Mshares
COMPCOMPASS INC241,900$1.77Mcall
AMZNAMAZON COM INC8,000$1.67Mcall

How Q2 2026 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0001961738-26-000004 base2026-08-13acceptance time not in the bulk data set

Filings

Every filing of this filer: 13F reports and notices, the 13D and 13G it filed or is a reporting person of, and Forms 3, 4 and 5 it reported as an owner.

FilingSubjectFiledAcceptedIngested
13F-HR 0001961738-26-000004 Quarter ended 2026-06-302026-08-13acceptance time not in the bulk data set
13F-HR 0001961738-26-000002 Quarter ended 2026-03-312026-05-14acceptance time not in the bulk data set
13F-HR 0001961738-26-000001 Quarter ended 2025-12-312026-02-13acceptance time not in the bulk data set
13F-HR 0001961738-25-000010 Quarter ended 2025-09-302025-11-12acceptance time not in the bulk data set
13F-HR 0001961738-25-000006 Quarter ended 2025-06-302025-08-13acceptance time not in the bulk data set
13F-HR 0001961738-25-000005 Quarter ended 2025-03-312025-05-13acceptance time not in the bulk data set
13F-HR 0001961738-25-000004 Quarter ended 2024-12-312025-02-14acceptance time not in the bulk data set
13F-HR 0001961738-24-000011 Quarter ended 2024-09-302024-11-14acceptance time not in the bulk data set
13F-HR 0001961738-24-000009 Quarter ended 2024-06-302024-08-13acceptance time not in the bulk data set
13F-HR 0001961738-24-000007 Quarter ended 2024-03-312024-05-14acceptance time not in the bulk data set
13F-HR 0001961738-24-000005 Quarter ended 2023-12-312024-02-13acceptance time not in the bulk data set