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Paloma Partners Management Co

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13F filer, CIK 1103882, GREENWICH, CT

Paloma Partners Management Co reported $509,743,072 across 61 holdings for the quarter ended 2026-03-31, in a 13F-HR filed 2026-05-15. Its ten largest share positions make up 68.24% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001103882-26-000004

Period
2026-03-31
Reported value
$510M
Holdings
61
Top 10 weight
68.24%
New
29
Sold out
26

Part of the filer group Paloma Partners Management Co

How groups are built

Largest buys vs the previous quarter

SecurityShares changeApprox. value
CTRInew+619,674$18.1M
VSATadded+105,510$4.83M
ANETnew+34,000$4.17M
HSTnew+155,000$2.97M
PENNnew+190,000$2.86M

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
NVDAexited-53,000-$9.88M
AMDexited-23,500-$5.03M
HASreduced-53,000-$4.96M
DKNGexited-140,000-$4.82M
AFRMreduced-81,973-$3.76M

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, Q1 2026

Share positions as resolved from 13F-HR 0001103882-26-000004, largest first. % of portfolio is the value over $177,139,287, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
CTRICENTURI HOLDINGS INCQuarterly 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: not reported; 2025Q4: not reported; 2026Q1: 619,674 shares 619,674$18.1M10.22%newTimeline
VSATVIASAT INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 13,423 shares; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 168,050 shares; 2026Q1: 273,560 shares 273,560$12.5M7.07%+105,510Timeline
AVGOBROADCOM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 31,386 shares; 2024Q4: not reported; 2025Q1: 61,500 shares; 2025Q2: 41,000 shares; 2025Q3: 20,000 shares; 2025Q4: 28,000 shares; 2026Q1: 22,000 shares 22,000$6.81M3.84%-6,000Timeline
INTCINTEL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 260,000 shares; 2024Q4: 3,149,400 shares; 2025Q1: 297,500 shares; 2025Q2: 275,000 shares; 2025Q3: 205,000 shares; 2025Q4: 235,000 shares; 2026Q1: 150,000 shares 150,000$6.62M3.74%-85,000Timeline
AMZNAMAZON COM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 66,390 shares; 2024Q4: 3,000 shares; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 6,000 shares; 2025Q4: 24,000 shares; 2026Q1: 25,000 shares 25,000$5.21M2.94%+1,000Timeline
TTWOTAKE-TWO INTERACTIVE SOFTWARQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 132,000 shares; 2024Q4: 4,113 shares; 2025Q1: 6,000 shares; 2025Q2: 10,001 shares; 2025Q3: 14,500 shares; 2025Q4: 23,000 shares; 2026Q1: 22,000 shares 22,000$4.34M2.45%-1,000Timeline
ANETARISTA NETWORKS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 30,400 shares; 2025Q1: not reported; 2025Q2: 70,000 shares; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 34,000 shares 34,000$4.17M2.36%newTimeline
RRRRED ROCK RESORTS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 43,000 shares; 2025Q3: 63,000 shares; 2025Q4: 73,000 shares; 2026Q1: 65,000 shares 65,000$3.47M1.96%-8,000Timeline
WHWYNDHAM HOTELS & RESORTS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 2,616 shares; 2024Q4: not reported; 2025Q1: 15,000 shares; 2025Q2: 12,500 shares; 2025Q3: 30,000 shares; 2025Q4: 33,500 shares; 2026Q1: 41,000 shares 41,000$3.33M1.88%+7,500Timeline
OPTUOPTIMUM COMMUNICATIONS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 2,210,941 shares; 2024Q4: 2,647,941 shares; 2025Q1: 2,443,634 shares; 2025Q2: 2,843,634 shares; 2025Q3: 2,247,922 shares; 2025Q4: 2,347,922 shares; 2026Q1: 2,363,922 shares 2,363,922$3.07M1.73%+16,000Timeline
HSTHOST HOTELS & RESORTS INCQuarterly 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: not reported; 2025Q4: not reported; 2026Q1: 155,000 shares 155,000$2.97M1.68%newTimeline
PENNPENN ENTERTAINMENT INCQuarterly 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: not reported; 2025Q4: not reported; 2026Q1: 190,000 shares 190,000$2.86M1.61%newTimeline
METAMETA PLATFORMS INCQuarterly 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: not reported; 2025Q4: 6,000 shares; 2026Q1: 4,750 shares 4,750$2.72M1.53%-1,250Timeline
IBMINTERNATIONAL BUSINESS MACHSQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 5,330 shares; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 10,000 shares 10,000$2.42M1.37%newTimeline
SMTCSEMTECH CORPQuarterly 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: 30,000 shares; 2025Q4: not reported; 2026Q1: 31,500 shares 31,500$2.42M1.37%newTimeline
LRCXLAM RESEARCH CORPQuarterly 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: not reported; 2025Q4: 11,000 shares; 2026Q1: 11,000 shares 11,000$2.35M1.33%0Timeline
MTNVAIL RESORTS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 1,532 shares; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 20,000 shares; 2026Q1: 17,000 shares 17,000$2.18M1.23%-3,000Timeline
BROSDUTCH BROS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 230,611 shares; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 15,000 shares; 2026Q1: 42,000 shares 42,000$2.13M1.2%+27,000Timeline
ASMLASML HLDG NVQuarterly 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: not reported; 2025Q4: 2,000 shares; 2026Q1: 1,500 shares 1,500$1.98M1.12%-500Timeline
BYDBOYD GAMING CORPQuarterly 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: 40,000 shares; 2025Q4: not reported; 2026Q1: 23,000 shares 23,000$1.89M1.07%newTimeline
LTHLIFE TIME GROUP HOLDINGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 13,609 shares; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 70,000 shares 70,000$1.89M1.06%newTimeline
LVSLAS VEGAS SANDS CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 49,320 shares; 2025Q3: 77,796 shares; 2025Q4: 35,796 shares; 2026Q1: 34,796 shares 34,796$1.87M1.06%-1,000Timeline
NOKNOKIA CORPQuarterly 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: not reported; 2025Q4: not reported; 2026Q1: 215,000 shares 215,000$1.73M0.98%newTimeline
ROGROGERS CORPQuarterly 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: 25,000 shares; 2025Q4: not reported; 2026Q1: 16,000 shares 16,000$1.72M0.97%newTimeline
CZRCAESARS ENTERTAINMENT INC NEQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 211,100 shares; 2024Q4: 12,500 shares; 2025Q1: not reported; 2025Q2: 71,970 shares; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 61,767 shares 61,767$1.63M0.92%newTimeline
TNLTRAVEL PLUS LEISURE COQuarterly 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: 10,000 shares; 2025Q4: 13,000 shares; 2026Q1: 22,000 shares 22,000$1.52M0.86%+9,000Timeline
AFRMAFFIRM HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 23,700 shares; 2025Q2: 93,774 shares; 2025Q3: 85,087 shares; 2025Q4: 110,002 shares; 2026Q1: 28,029 shares 28,029$1.28M0.73%-81,973Timeline
CLBRUCOLOMBIER ACQUISITION CORP IQuarterly 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: not reported; 2025Q4: not reported; 2026Q1: 119,596 shares 119,596$1.22M0.69%newTimeline
STMSTMICROELECTRONICS N VQuarterly 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: not reported; 2025Q4: 42,000 shares; 2026Q1: 35,000 shares 35,000$1.21M0.68%-7,000Timeline
CNFCNFINANCE HLDGS LTDQuarterly 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: 305,337 shares; 2025Q4: 305,337 shares; 2026Q1: 305,337 shares 305,337$1.19M0.67%0Timeline
GOOGLALPHABET INCQuarterly 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: not reported; 2025Q4: not reported; 2026Q1: 4,000 shares 4,000$1.15M0.65%newTimeline
ADIANALOG DEVICES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 15,000 shares; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 3,500 shares 3,500$1.11M0.63%newTimeline
QADRUQDRO ACQUISITION CORPQuarterly 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: not reported; 2025Q4: not reported; 2026Q1: 100,000 shares 100,000$992K0.56%newTimeline
HASHASBRO INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 16,500 shares; 2025Q3: 66,001 shares; 2025Q4: 63,000 shares; 2026Q1: 10,000 shares 10,000$936K0.53%-53,000Timeline
PRMBPRIMO BRANDS CORPORATIONQuarterly 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: 30,000 shares; 2025Q4: 45,000 shares; 2026Q1: 45,000 shares 45,000$847K0.48%0Timeline
IPGPIPG PHOTONICS CORPQuarterly 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: not reported; 2025Q4: not reported; 2026Q1: 6,250 shares 6,250$716K0.4%newTimeline
HPPHUDSON PACIFIC PROPERTIES INQuarterly 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: not reported; 2025Q4: not reported; 2026Q1: 100,736 shares 100,736$595K0.34%newTimeline
IACOUIDEA ACQUISITION CORPQuarterly 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: not reported; 2025Q4: not reported; 2026Q1: 24,993 shares 24,993$248K0.14%newTimeline
ELWTELAUWIT CONNECTION INCQuarterly 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: not reported; 2025Q4: 33,947 shares; 2026Q1: 15,000 shares 15,000$89K0.05%-18,947Timeline

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
CHTRCHARTER COMMUNICATIONS INC COMput303,500$65.5M+58,000
IWMISHARES TR SHSput217,300$53.9Mnew
BTDRBITDEER TECHNOLOGIES GROUP Stockcall4,800,800$41.5M+1,707,300
MTZMASTEC INC Stockput114,000$36.7Mnew
VSATVIASAT INC COMcall400,000$18.3M0
PWRQUANTA SVCS INC COMput32,600$17.9Mnew
GTGOODYEAR TIRE & RUBR CO COMcall2,000,000$13.3M+600,000
TLTISHARES TR 20 YR TR BD ETFcall150,000$13M0
NAVINAVIENT CORPORATION Stockcall1,500,000$12.3Mnew
RTXRTX CORPORATION COMput48,000$9.26Mnew
NOCNORTHROP GRUMMAN CORP Stockput13,000$8.87Mnew
LMTLOCKHEED MARTIN CORP COMput14,500$8.76Mnew
HPPHUDSON PACIFIC PROPERTIES IN COMcall1,475,000$8.72Mnew
CTRICENTURI HOLDINGS INC COM SHScall274,000$8M-26,000
LHXL3HARRIS TECHNOLOGIES INC Stockput20,000$6.9Mnew
KRMNKARMAN HLDGS INC Stockput60,000$4.8Mnew
NWLNEWELL BRANDS INC Stockcall800,000$2.74M-3,003,000
PRIMPRIMORIS SVCS CORP Stockput15,200$2.17Mnew

Principal amounts

Notes and convertibles filed as a face amount (PRN). A face amount is never added to a share count (H6).

SecurityTypeAmountValueChange
ALIBABA GROUP HLDG LTDALIBABA GROUP HLDG LTD NOTE 0.500% 6/0principal35,000,000$48.7M+8,000,000
TRIP COM GROUP LTDTRIP COM GROUP LTD NOTE 0.750% 6/1principal10,000,000$10.4M-11,500,000
NIO INCNIO INC NOTE 4.625%10/1principal4,000,000$4.07M-38,960,000
LIBERTY INTERACTIVE LLCLIBERTY INTERACTIVE LLC DEB 4.000%11/1principal7,000,000$508K-3,000,000

Sold out in Q1 2026

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

SecurityShares beforeValue beforeType
BABAALIBABA GROUP HLDG LTD400,000$58.6Mput
SPYSTATE STR SPDR S&P 500 ETF T47,500$32.4Mput
ECHOSTAR CORPECHOSTAR CORP8,030,000$26.9Mprincipal
COINBASE GLOBAL INCCOINBASE GLOBAL INC13,684,000$14.1Mprincipal
QQQINVESCO QQQ TR20,900$12.8Mcall
LUMENTUM HLDGS INCLUMENTUM HLDGS INC2,000,000$10.6Mprincipal
NVDANVIDIA CORPORATION53,000$9.88Mshares
VFCV F CORP427,500$7.73Mcall
GUESS INCGUESS INC7,623,000$7.64Mprincipal
AMDADVANCED MICRO DEVICES INC23,500$5.03Mshares
DKNGDRAFTKINGS INC NEW140,000$4.82Mshares
WMTWALMART INC33,000$3.68Mshares
CHDNCHURCHILL DOWNS INC32,000$3.64Mshares
SNPSSYNOPSYS INC6,000$2.82Mshares
CORZCORE SCIENTIFIC INC NEW185,000$2.69Mshares
CRWVCOREWEAVE INC37,500$2.69Mshares
PIIMPINJ INC12,000$2.09Mshares
ROKUROKU INC17,000$1.84Mshares
NBISNEBIUS GROUP N.V.13,500$1.13Mshares
CIENCIENA CORP4,000$935Kshares
COHRCOHERENT CORP5,000$923Kshares
FLUTFLUTTER ENTMT PLC3,500$753Kshares
LCIDLUCID GROUP INC57,500$608Kshares
TERTERADYNE INC3,000$581Kshares
BTDRBITDEER TECHNOLOGIES GROUP24,889$279Kshares
AIFCAI FINL CORP60,000$66Kshares

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 0001103882-26-000004 base2026-05-15acceptance time not in the bulk data set