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Watchtower Advisors, LP

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13F filer, CIK 1807092, OLD GREENWICH, CT

Watchtower Advisors, LP reported $168,935,796 across 18 holdings for the quarter ended 2025-06-30, in a 13F-HR filed 2025-08-13. Its ten largest share positions make up 79.27% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001807092-25-000008

Period
2025-06-30
Reported value
$169M
Holdings
18
Top 10 weight
79.27%
New
7
Sold out
4

Largest buys vs the previous quarter

SecurityShares changeApprox. value
APPFnew+61,253$14.1M
PATKnew+100,000$9.23M
AMDnew+52,370$7.43M
BLDRnew+58,437$6.82M
IBPnew+24,743$4.46M

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
HLTexited-76,740-$17.5M
VERONA PHARMA PLCreduced-75,338-$7.13M
KVYOexited-185,050-$5.6M
SLMreduced-89,616-$2.94M
AVGOreduced-10,000-$2.76M

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 2025

Share positions as resolved from 13F-HR 0001807092-25-000008, largest first. % of portfolio is the value over $168,935,796, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
AXSAXIS CAP HLDGS LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 260,000 shares; 2024Q4: 260,000 shares; 2025Q1: 260,000 shares; 2025Q2: 260,000 shares 260,000$27M15.98%0Timeline
CVSCVS HEALTH CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 260,000 shares; 2025Q2: 260,000 shares 260,000$17.9M10.62%0Timeline
RCLROYAL CARIBBEAN GROUPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 55,215 shares; 2024Q4: 55,215 shares; 2025Q1: 55,215 shares; 2025Q2: 55,215 shares 55,215$17.3M10.23%0Timeline
APPFAPPFOLIO INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 61,253 shares 61,253$14.1M8.35%newTimeline
APHAMPHENOL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 190,000 shares; 2024Q4: 160,000 shares; 2025Q1: 138,700 shares; 2025Q2: 138,700 shares 138,700$13.7M8.11%0Timeline
AVGOBROADCOM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 155,471 shares; 2024Q4: 70,000 shares; 2025Q1: 48,950 shares; 2025Q2: 38,950 shares 38,950$10.7M6.36%-10,000Timeline
PATKPATRICK INDS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 100,000 shares 100,000$9.23M5.46%newTimeline
LIILENNOX INTL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 24,578 shares; 2024Q4: 22,000 shares; 2025Q1: 15,059 shares; 2025Q2: 15,059 shares 15,059$8.63M5.11%0Timeline
AZOAUTOZONE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 2,118 shares; 2024Q4: 2,118 shares; 2025Q1: 2,118 shares; 2025Q2: 2,118 shares 2,118$7.86M4.65%0Timeline
AMDADVANCED MICRO DEVICES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 52,370 shares 52,370$7.43M4.4%newTimeline
BLDRBUILDERS FIRSTSOURCE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 58,437 shares 58,437$6.82M4.04%newTimeline
VERONA PHARMA PLCVERONA PHARMA PLCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 236,773 shares; 2025Q1: 145,338 shares; 2025Q2: 70,000 shares 70,000$6.62M3.92%-75,338
ATMUATMUS FILTRATION TECHNOLOGIEQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 193,466 shares; 2024Q4: 193,466 shares; 2025Q1: 193,466 shares; 2025Q2: 166,932 shares 166,932$6.08M3.6%-26,534Timeline
IBPINSTALLED BLDG PRODS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 24,743 shares 24,743$4.46M2.64%newTimeline
ODFLOLD DOMINION FREIGHT LINE INQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 23,175 shares 23,175$3.76M2.23%newTimeline
RPRXROYALTY PHARMA PLCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 100,000 shares 100,000$3.6M2.13%newTimeline
SLMSLM CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 149,042 shares; 2025Q2: 59,426 shares 59,426$1.95M1.15%-89,616Timeline
MEDPMEDPACE HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 31,357 shares; 2024Q4: 5,519 shares; 2025Q1: 5,519 shares; 2025Q2: 5,519 shares 5,519$1.73M1.03%0Timeline

Sold out in Q2 2025

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

SecurityShares beforeValue beforeType
HLTHILTON WORLDWIDE HLDGS INC76,740$17.5Mshares
KVYOKLAVIYO INC185,050$5.6Mshares
GTESGATES INDL CORP PLC107,500$1.98Mshares
ACAARCOSA INC20,316$1.57Mshares

How Q2 2025 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 0001807092-25-000008 base2025-08-13acceptance time not in the bulk data set