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OAKTOP CAPITAL MANAGEMENT II, L.P.

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13F filer, CIK 1550660, Chatham, NJ

OAKTOP CAPITAL MANAGEMENT II, L.P. reported $929,554,555 across 15 holdings for the quarter ended 2025-06-30, in a 13F-HR filed 2025-08-14. Its ten largest share positions make up 97.29% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001172661-25-003364

Period
2025-06-30
Reported value
$930M
Holdings
15
Top 10 weight
97.29%
New
0
Sold out
0

Largest buys vs the previous quarter

None.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
KLACreduced-23,112-$20.7M
CEVAreduced-185,000-$4.07M

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 0001172661-25-003364, largest first. % of portfolio is the value over $929,554,555, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
KLACKLA CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 391,581 shares; 2024Q4: 382,075 shares; 2025Q1: 364,111 shares; 2025Q2: 340,999 shares 340,999$305M32.86%-23,112Timeline
LRCXLAM RESEARCH 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: 2,691,460 shares; 2025Q1: 2,691,460 shares; 2025Q2: 2,691,460 shares 2,691,460$262M28.18%0Timeline
ADIANALOG DEVICES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 466,196 shares; 2024Q4: 466,196 shares; 2025Q1: 466,196 shares; 2025Q2: 466,196 shares 466,196$111M11.94%0Timeline
AVGOBROADCOM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 362,760 shares; 2024Q4: 362,760 shares; 2025Q1: 362,760 shares; 2025Q2: 362,760 shares 362,760$100M10.76%0Timeline
PRGSPROGRESS SOFTWARE CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 508,608 shares; 2024Q4: 508,608 shares; 2025Q1: 508,608 shares; 2025Q2: 508,608 shares 508,608$32.5M3.49%0Timeline
ASPNASPEN AEROGELS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 3,540,525 shares; 2024Q4: 3,740,525 shares; 2025Q1: 4,394,525 shares; 2025Q2: 4,394,525 shares 4,394,525$26M2.8%0Timeline
BMYBRISTOL-MYERS SQUIBB COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 479,991 shares; 2024Q4: 479,991 shares; 2025Q1: 479,991 shares; 2025Q2: 479,991 shares 479,991$22.2M2.39%0Timeline
EGANEGAIN CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 2,671,843 shares; 2024Q4: 2,671,843 shares; 2025Q1: 2,671,843 shares; 2025Q2: 2,671,843 shares 2,671,843$16.7M1.8%0Timeline
DELLDELL TECHNOLOGIES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 130,619 shares; 2024Q4: 130,619 shares; 2025Q1: 130,619 shares; 2025Q2: 130,619 shares 130,619$16M1.72%0Timeline
PINSPINTEREST INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 250,000 shares; 2024Q4: 300,000 shares; 2025Q1: 350,000 shares; 2025Q2: 350,000 shares 350,000$12.6M1.35%0Timeline
GRMNGARMIN LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 48,000 shares; 2024Q4: 48,000 shares; 2025Q1: 48,000 shares; 2025Q2: 48,000 shares 48,000$10M1.08%0Timeline
CEVACEVA INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 631,377 shares; 2024Q4: 631,377 shares; 2025Q1: 631,377 shares; 2025Q2: 446,377 shares 446,377$9.81M1.06%-185,000Timeline
PRTSCARPARTS COM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 3,725,185 shares; 2024Q4: 4,597,302 shares; 2025Q1: 4,597,302 shares; 2025Q2: 4,597,302 shares 4,597,302$3.4M0.37%0Timeline
PETSPETMED EXPRESS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 435,844 shares; 2024Q4: 435,844 shares; 2025Q1: 435,844 shares; 2025Q2: 435,844 shares 435,844$1.45M0.16%0Timeline
INTCINTEL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 23,010 shares; 2024Q4: 23,010 shares; 2025Q1: 23,010 shares; 2025Q2: 23,010 shares 23,010$515K0.06%0Timeline

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 0001172661-25-003364 base2025-08-14acceptance time not in the bulk data set