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Little Harbor Advisors, LLC

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13F filer, CIK 1539639, MARBLEHEAD, MA

Little Harbor Advisors, LLC reported $168,438,000 across 4 holdings for the quarter ended 2026-03-31, in a 13F-HR filed 2026-05-15.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001539639-26-000004

Period
2026-03-31
Reported value
$168M
Holdings
4
Top 10 weight
100%
New
0
Sold out
4

Largest buys vs the previous quarter

SecurityShares changeApprox. value
QQQadded+4,076$2.35M
SPYadded+3,549$2.31M

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
SPHYexited-222,386-$5.26M
USHYexited-140,128-$5.24M
SRLNexited-126,286-$5.21M
FTSLexited-113,261-$5.2M
SJNKreduced-25,265-$631K

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, Q1 2026

Share positions as resolved from 13F-HR 0001539639-26-000004, largest first. % of portfolio is the value over $168,438,000, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
SPYSTATE STR SPDR S&P 500 ETF TQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 205,493 shares; 2024Q4: 208,061 shares; 2025Q1: 206,852 shares; 2025Q2: 200,669 shares; 2025Q3: 225,289 shares; 2025Q4: 211,902 shares; 2026Q1: 215,451 shares 215,451$140M83.19%+3,549Timeline
QQQINVESCO QQQ TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 18,787 shares; 2024Q4: 23,339 shares; 2025Q1: 24,143 shares; 2025Q2: 24,947 shares; 2025Q3: 25,778 shares; 2025Q4: 29,614 shares; 2026Q1: 33,690 shares 33,690$19.4M11.54%+4,076Timeline
SJNKSPDR SERIES TRUSTQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 270,633 shares; 2024Q4: 285,663 shares; 2025Q1: 285,663 shares; 2025Q2: 232,470 shares; 2025Q3: 225,135 shares; 2025Q4: 204,760 shares; 2026Q1: 179,495 shares 179,495$4.48M2.66%-25,265Timeline
HYGISHARES TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 69,250 shares; 2025Q4: 63,000 shares; 2026Q1: 55,222 shares 55,222$4.39M2.61%-7,778Timeline

Sold out in Q1 2026

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

SecurityShares beforeValue beforeType
SPHYSPDR SERIES TRUST222,386$5.26Mshares
USHYISHARES TR140,128$5.24Mshares
SRLNSSGA ACTIVE ETF TR126,286$5.21Mshares
FTSLFIRST TR EXCHANGE-TRADED FD113,261$5.2Mshares

How Q1 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 0001539639-26-000004 base2026-05-15acceptance time not in the bulk data set