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Disclosery

WESTPORT ADVISERS LLC

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13F filer, CIK 1092785, Westport, CT

WESTPORT ADVISERS LLC reported $691,225,000 across 44 holdings for the quarter ended 2015-12-31, in a 13F-HR filed 2016-02-11. Its ten largest share positions make up 52.04% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001398344-16-009820

Period
2015-12-31
Reported value
$691M
Holdings
44
Top 10 weight
52.04%
New
0
Sold out
1

Largest buys vs the previous quarter

None.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
APDreduced-81,500-$10.6M
PRECISION CASTPARTS CORPreduced-45,061-$10.5M
WILLIS GROUP HOLDINGS PLCreduced-176,000-$8.55M
UHSreduced-64,000-$7.65M
IPGPreduced-70,500-$6.29M

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, Q4 2015

Share positions as resolved from 13F-HR 0001398344-16-009820, largest first. % of portfolio is the value over $691,224,000, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
UHSUNIVERSAL HLTH SVCS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 808,084 shares; 2014Q4: 764,584 shares; 2015Q1: 754,584 shares; 2015Q2: 724,584 shares; 2015Q3: 685,391 shares; 2015Q4: 621,391 shares 621,391$74.2M10.74%-64,000Timeline
SNPSSYNOPSYS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 1,152,204 shares; 2014Q4: 1,142,204 shares; 2015Q1: 1,132,204 shares; 2015Q2: 1,122,204 shares; 2015Q3: 1,117,204 shares; 2015Q4: 1,026,204 shares 1,026,204$46.8M6.77%-91,000Timeline
PTCPTC INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 1,082,804 shares; 2014Q4: 1,082,804 shares; 2015Q1: 1,082,804 shares; 2015Q2: 1,082,804 shares; 2015Q3: 1,082,804 shares; 2015Q4: 1,082,804 shares 1,082,804$37.5M5.42%0Timeline
WILLIS GROUP HOLDINGS PLCWILLIS GROUP HOLDINGS PLCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 978,788 shares; 2014Q4: 893,788 shares; 2015Q1: 893,788 shares; 2015Q2: 888,498 shares; 2015Q3: 888,498 shares; 2015Q4: 712,498 shares 712,498$34.6M5.01%-176,000
PRECISION CASTPARTS CORPPRECISION CASTPARTS CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 262,105 shares; 2014Q4: 242,105 shares; 2015Q1: 242,105 shares; 2015Q2: 212,105 shares; 2015Q3: 177,205 shares; 2015Q4: 132,144 shares 132,144$30.7M4.44%-45,061
MAMASTERCARD INCORPORATEDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 355,000 shares; 2014Q4: 355,000 shares; 2015Q1: 355,000 shares; 2015Q2: 355,000 shares; 2015Q3: 355,000 shares; 2015Q4: 307,500 shares 307,500$29.9M4.33%-47,500Timeline
CHKPCHECK POINT SOFTWARE TECH LTQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 365,000 shares; 2014Q4: 365,000 shares; 2015Q1: 365,000 shares; 2015Q2: 365,000 shares; 2015Q3: 365,000 shares; 2015Q4: 365,000 shares 365,000$29.7M4.3%0Timeline
FEI COFEI COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 459,584 shares; 2014Q4: 346,342 shares; 2015Q1: 346,342 shares; 2015Q2: 346,342 shares; 2015Q3: 344,371 shares; 2015Q4: 339,371 shares 339,371$27.1M3.92%-5,000
ROSTROSS STORES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 230,000 shares; 2014Q4: 230,000 shares; 2015Q1: 230,000 shares; 2015Q2: 460,000 shares; 2015Q3: 460,000 shares; 2015Q4: 460,000 shares 460,000$24.8M3.58%0Timeline
EOGEOG RES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 345,000 shares; 2014Q4: 345,000 shares; 2015Q1: 345,000 shares; 2015Q2: 345,000 shares; 2015Q3: 345,000 shares; 2015Q4: 345,000 shares 345,000$24.4M3.53%0Timeline
VARIAN MED SYS INCVARIAN MED SYS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 277,500 shares; 2014Q4: 277,500 shares; 2015Q1: 277,500 shares; 2015Q2: 277,500 shares; 2015Q3: 277,500 shares; 2015Q4: 277,500 shares 277,500$22.4M3.24%0
INTERPUBLIC GROUP COSINTERPUBLIC GROUP COSQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 910,857 shares; 2014Q4: 910,857 shares; 2015Q1: 910,857 shares; 2015Q2: 910,857 shares; 2015Q3: 910,857 shares; 2015Q4: 910,857 shares 910,857$21.2M3.07%0
APHAMPHENOL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 201,300 shares; 2014Q4: 402,600 shares; 2015Q1: 402,600 shares; 2015Q2: 402,600 shares; 2015Q3: 402,600 shares; 2015Q4: 402,600 shares 402,600$21M3.04%0Timeline
IPGPIPG PHOTONICS CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 386,752 shares; 2014Q4: 358,845 shares; 2015Q1: 348,845 shares; 2015Q2: 330,299 shares; 2015Q3: 293,749 shares; 2015Q4: 223,249 shares 223,249$19.9M2.88%-70,500Timeline
URIUNITED RENTALS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 303,759 shares; 2014Q4: 288,759 shares; 2015Q1: 288,759 shares; 2015Q2: 270,400 shares; 2015Q3: 265,400 shares; 2015Q4: 260,400 shares 260,400$18.9M2.73%-5,000Timeline
CVSCVS HEALTH CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 192,090 shares; 2014Q4: 192,090 shares; 2015Q1: 192,090 shares; 2015Q2: 192,090 shares; 2015Q3: 192,090 shares; 2015Q4: 192,090 shares 192,090$18.8M2.72%0Timeline
FDXFEDEX CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 122,500 shares; 2014Q4: 122,500 shares; 2015Q1: 122,500 shares; 2015Q2: 122,500 shares; 2015Q3: 122,500 shares; 2015Q4: 122,500 shares 122,500$18.3M2.64%0Timeline
BIGGQBIG LOTS INC.Quarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 500,932 shares; 2014Q4: 480,932 shares; 2015Q1: 480,932 shares; 2015Q2: 459,541 shares; 2015Q3: 459,541 shares; 2015Q4: 421,617 shares 421,617$16.2M2.35%-37,924Timeline
TIME WARNER INCTIME WARNER INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 230,000 shares; 2014Q4: 230,000 shares; 2015Q1: 230,000 shares; 2015Q2: 230,000 shares; 2015Q3: 230,000 shares; 2015Q4: 230,000 shares 230,000$14.9M2.15%0
FMCFMC CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 380,000 shares; 2014Q4: 380,000 shares; 2015Q1: 380,000 shares; 2015Q2: 380,000 shares; 2015Q3: 380,000 shares; 2015Q4: 380,000 shares 380,000$14.9M2.15%0Timeline
ZBRAZEBRA TECHNOLOGIES CORPORATIQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 197,500 shares; 2014Q4: 207,500 shares; 2015Q1: 207,500 shares; 2015Q2: 207,500 shares; 2015Q3: 207,500 shares; 2015Q4: 207,500 shares 207,500$14.5M2.09%0Timeline
CRLCHARLES RIV LABS INTL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 155,000 shares; 2014Q4: 155,000 shares; 2015Q1: 155,000 shares; 2015Q2: 155,000 shares; 2015Q3: 155,000 shares; 2015Q4: 155,000 shares 155,000$12.5M1.8%0Timeline
ROGROGERS CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 235,953 shares; 2014Q4: 235,953 shares; 2015Q1: 235,953 shares; 2015Q2: 235,953 shares; 2015Q3: 235,953 shares; 2015Q4: 225,953 shares 225,953$11.7M1.69%-10,000Timeline
DEVRY INC DELDEVRY INC DELQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 552,036 shares; 2014Q4: 538,136 shares; 2015Q1: 538,136 shares; 2015Q2: 488,699 shares; 2015Q3: 443,150 shares; 2015Q4: 403,150 shares 403,150$10.2M1.48%-40,000
ANADARKO PETROLEUM CORPANADARKO PETROLEUM CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 200,000 shares; 2014Q4: 200,000 shares; 2015Q1: 200,000 shares; 2015Q2: 200,000 shares; 2015Q3: 200,000 shares; 2015Q4: 200,000 shares 200,000$9.72M1.41%0
GILDGILEAD SCIENCES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: not reported; 2014Q4: not reported; 2015Q1: not reported; 2015Q2: 95,000 shares; 2015Q3: 95,000 shares; 2015Q4: 95,000 shares 95,000$9.61M1.39%0Timeline
ROCKWELL COLLINS INCROCKWELL COLLINS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 100,000 shares; 2014Q4: 100,000 shares; 2015Q1: 100,000 shares; 2015Q2: 100,000 shares; 2015Q3: 100,000 shares; 2015Q4: 100,000 shares 100,000$9.23M1.34%0
ABTABBOTT LABORATORIESQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 200,000 shares; 2014Q4: 200,000 shares; 2015Q1: 200,000 shares; 2015Q2: 200,000 shares; 2015Q3: 200,000 shares; 2015Q4: 200,000 shares 200,000$8.98M1.3%0Timeline
RDNRADIAN GROUP INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 507,989 shares; 2014Q4: 657,989 shares; 2015Q1: 657,989 shares; 2015Q2: 657,989 shares; 2015Q3: 657,989 shares; 2015Q4: 657,989 shares 657,989$8.81M1.27%0Timeline
TDCTERADATA CORP DELQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 272,840 shares; 2014Q4: 272,840 shares; 2015Q1: 272,840 shares; 2015Q2: 272,840 shares; 2015Q3: 272,840 shares; 2015Q4: 265,000 shares 265,000$7M1.01%-7,840Timeline
AGRIUM INCAGRIUM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 70,700 shares; 2014Q4: 70,700 shares; 2015Q1: 70,700 shares; 2015Q2: 70,700 shares; 2015Q3: 70,700 shares; 2015Q4: 70,700 shares 70,700$6.32M0.91%0
BED BATH & BEYOND INCBED BATH & BEYOND INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 90,000 shares; 2014Q4: 90,000 shares; 2015Q1: 100,000 shares; 2015Q2: 100,000 shares; 2015Q3: 100,000 shares; 2015Q4: 100,000 shares 100,000$4.83M0.7%0
ROFIN-SINAR TECHNOLOGIES INCROFIN-SINAR TECHNOLOGIES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 150,553 shares; 2014Q4: 150,553 shares; 2015Q1: 150,553 shares; 2015Q2: 150,553 shares; 2015Q3: 150,553 shares; 2015Q4: 150,553 shares 150,553$4.03M0.58%0
APDAIR PRODUCTS AND CHEMICALS IQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 157,500 shares; 2014Q4: 157,500 shares; 2015Q1: 157,500 shares; 2015Q2: 157,500 shares; 2015Q3: 110,000 shares; 2015Q4: 28,500 shares 28,500$3.71M0.54%-81,500Timeline
Check Point Software Techno…Check Point Software Technologies…Quarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 619,150 shares; 2014Q4: 619,150 shares; 2015Q1: 498,902 shares; 2015Q2: 498,902 shares; 2015Q3: 527,434 shares; 2015Q4: 527,434 shares 527,434$3.31M0.48%0
EXPRESS INCEXPRESS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: not reported; 2014Q4: 116,217 shares; 2015Q1: 191,217 shares; 2015Q2: 191,217 shares; 2015Q3: 191,217 shares; 2015Q4: 191,217 shares 191,217$3.3M0.48%0
CACICACI INTL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 35,000 shares; 2014Q4: 35,000 shares; 2015Q1: 35,000 shares; 2015Q2: 35,000 shares; 2015Q3: 35,000 shares; 2015Q4: 35,000 shares 35,000$3.25M0.47%0Timeline
PRKSUNITED PARKS & RESORTS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 150,000 shares; 2014Q4: 155,000 shares; 2015Q1: 155,000 shares; 2015Q2: 155,000 shares; 2015Q3: 155,000 shares; 2015Q4: 155,000 shares 155,000$3.05M0.44%0Timeline
MHKMOHAWK INDS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: not reported; 2014Q4: not reported; 2015Q1: 16,000 shares; 2015Q2: 16,000 shares; 2015Q3: 16,000 shares; 2015Q4: 16,000 shares 16,000$3.03M0.44%0Timeline
YADKIN FINANCIAL CORPYADKIN FINANCIAL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 141,026 shares; 2014Q4: 91,026 shares; 2015Q1: 91,026 shares; 2015Q2: 91,026 shares; 2015Q3: 91,026 shares; 2015Q4: 91,026 shares 91,026$2.29M0.33%0
AJGGALLAGHER ARTHUR J & COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 369,922 shares; 2014Q4: 220,072 shares; 2015Q1: 213,972 shares; 2015Q2: 213,972 shares; 2015Q3: 155,366 shares; 2015Q4: 41,666 shares 41,666$1.71M0.25%-113,700Timeline
BANRBANNER CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 83,133 shares; 2014Q4: 83,133 shares; 2015Q1: 53,580 shares; 2015Q2: 53,580 shares; 2015Q3: 53,580 shares; 2015Q4: 33,580 shares 33,580$1.54M0.22%-20,000Timeline
STONE ENERGY CORPSTONE ENERGY CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 325,541 shares; 2014Q4: 325,541 shares; 2015Q1: 325,541 shares; 2015Q2: 325,541 shares; 2015Q3: 325,541 shares; 2015Q4: 312,541 shares 312,541$1.34M0.19%-13,000
BELMOND LTDBELMOND LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2014Q1: restricted; 2014Q2: restricted; 2014Q3: 806,827 shares; 2014Q4: 227,613 shares; 2015Q1: 227,613 shares; 2015Q2: 227,613 shares; 2015Q3: 227,613 shares; 2015Q4: 128,182 shares 128,182$1.22M0.18%-99,431

Sold out in Q4 2015

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

SecurityShares beforeValue beforeType
NDSNNORDSON CORP92,491$5.82Mshares

How Q4 2015 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 0001398344-16-009820 base2016-02-11acceptance time not in the bulk data set