13F-HR 1 form13fhr.txt NONE UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 13F Form 13F COVER PAGE Report for the Calendar Year or Quarter Ended: 6/30/2012 Check here if Amendment []; Amendment Number: ------- This Amendment (Check only one.): [] is a restatement. [] adds new holdings entries. Institutional Investment Manager Filing this Report: Name: Ayer Capital Management, LP Address: 230 California Street, Suite 600 San Francisco, CA 94111 Form 13F File Number: The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this submission. Persons Signing this Report on Behalf of Reporting Manager: Name: Jay Venkatesan Title: Managing Member Phone: 415-874-4800 Signature, Place, and Date of Signing: /s/ Jay Venkatesan San Francisco, CA 8/14/2012 --------------------------------- --------------------------------- ---------- [Signature] [City, State] [Date] Report Type (Check only one): [X] 13F HOLDINGS REPORT. (Check here if all holdings of this reporting manager are reported in this report.) [ ] 13F NOTICE. (Check here if no holdings reported are in this report, and all holdings are reported by other reporting manager(s).) [ ] 13F COMBINATION REPORT. (Check here if a portion of the holdings for this reporting manager are reported in this report and a portion are reported by other reporting manager(s).) List of Other Managers Reporting for this Manager: Form 13F SUMMARY PAGE Report Summary: Number of Other Included Managers: 2 Form 13F Information Table Entry Total: 31 Form 13F Information Table Value Total: $ 219,598 -------------- (In Thousands) List of Other Included Managers: Provide a numbered list of the name(s) and 13F file number(s) of all institutional investment managers with respect to which this report is filed, other than the manager filing this report. No. Form 13F File Number Name 1 ACM Capital Partners, LLC ---- -------------------- ---------------------------------------------------- 2 Jay Venkatesan ---- -------------------- ----------------------------------------------------

FORM 13F INFORMATION TABLE COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8 ---------------------------- ---------------- --------- -------- ------------------- ---------- -------- ---------------------- VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGERS SOLE SHARED NONE ---------------------------- ---------------- --------- -------- ---------- --- ---- ---------- -------- ---------- ------ ---- ~~ALEXZA~~ALERE ~~PHARMACEUTICALS~~ INC COM ~~015384100~~01449J105 113,~~239~~688 2704,~~000,419~~140 SH DEFINED 1,2 2704,~~000,419~~140 0 0 ARIAD PHARMACEUTICALS INC COM 04033A100 910,~~713~~481 608,992 SH DEFINED 1,2 608,992 0 0 ~~ARRAY~~ARTHROCARE ~~BIOPHARMA~~CORP ~~INC~~ COM ~~04269X105~~043136100 213,~~945~~459 ~~865~~459,~~000~~655 SH DEFINED 1,2 ~~865~~459,~~000~~655 0 0 BIOLINERX LTD-SPONS ADR SPONSORED ADR 09071M106 32,~~022~~578 1,056,598 SH DEFINED 1,2 1,056,598 0 0 BIOSPECIFICS TECHNOLOGIES CO COM 090931106 2,~~770~~675 ~~175~~142,~~095~~424 SH DEFINED 1,2 ~~175~~142,~~095~~424 0 0 CARDINAL HEALTH INC COM 14149Y108 108,~~126~~945 ~~234~~212,~~878~~978 SH DEFINED 1,2 ~~234~~212,~~878~~978 0 0 ~~CELGENE~~CHEMOCENTRYX ~~CORP~~INC COM ~~151020104~~16383L106 15,~~173~~003 ~~601~~333,~~792~~505 SH DEFINED 1,2 ~~601~~333,~~792~~505 0 0 ~~CELLDEX~~CELGENE ~~THERAPEUTICS~~CORP ~~INC NEW~~ COM ~~15117B103~~151020104 39,~~126~~278 ~~614~~144,~~200~~600 SH DEFINED 1,2 ~~614~~144,~~200~~600 0 0 ~~CHEMOCENTRYX~~CELGENE ~~INC~~CORP ~~COM~~RIGHT ~~16383L106~~12/31/2030 3151020112 1,~~784~~131 ~~355~~601,~~005~~792 SH DEFINED 1,2 ~~355~~601,~~005~~792 0 0 CIGNA ~~CORPORTAION~~CORP COM 125509109 118,~~089~~272 ~~225~~188,~~166~~000 SH DEFINED 1,2 ~~225~~188,~~166~~000 0 0 CYCLACEL PHARMACEUTICALS INC COM 23254L108 568 1,~~826 2~~544,~~607,951~~163 SH DEFINED 1,2 21,~~607~~544,~~951~~163 0 0 DENDREON CORP NOTE 4.750% 6/1 24823QAB3 86,~~462~~997 6,190,000 PRN DEFINED 1,2 6,190,000 0 0 DYNAVAX TECHNOLOGIES CORP COM 268158102 1011,~~724~~261 2,~~119~~606,~~293~~643 SH DEFINED 1,2 2,~~119~~606,~~293~~643 0 0 GRIFOLS S A SPONSORED ADR 398438309 1215,~~761~~245 1,~~655~~587,~~171~~971 SH DEFINED 1,2 1,~~655~~587,~~171~~971 0 0 ~~GTX~~HOLOGIC INC ~~DEL~~ COM ~~40052B108~~436440101 14,~~925~~173 ~~500~~231,~~000~~300 SH DEFINED 1,2 ~~500~~231,~~000~~300 0 0 ~~HALOZYME~~IDENIX ~~THERAPEUTICS~~PHARMACEUTICALS INC COM ~~40637H109~~45166R204 912,~~833~~486 ~~770,600 SH DEFINED~~ 1,~~2 770~~212,~~600~~218 ~~0 0 HORIZON PHARMA INC COM 44047T109 5,110 1,371,459~~ SH DEFINED 1,2 1,~~371~~212,~~459~~218 0 0 ~~INOVIO PHARMACEUTICALS INC COM 45773H102 788 1,194,121 SH DEFINED 1,2 1,194,121 0 0~~ INTERMUNE INC NOTE 5.000% 3/0 45884XAD5 1112,~~771~~107 1011,~~530~~180,000 PRN DEFINED 1,2 1011,~~530~~180,000 0 0 ~~MCKESSON~~LIGAND ~~CORP~~PHARMACEUTICALS-CL B COM ~~58155Q103~~NEW 1753220K504 2,~~927~~558 ~~204~~151,~~252~~028 SH DEFINED 1,2 ~~204~~151,~~252~~028 0 0 ~~NOVARTIS~~MCKESSON ACORP GCOM ~~SPONSORED~~58155Q103 ~~ADR 66987V109~~ 8,~~661~~846 ~~156~~94,~~300~~352 SH DEFINED 1,2 ~~156~~94,~~300~~352 0 0 NPS PHARMACEUTICALS INC COM 62936P103 58,~~322~~226 ~~778~~955,~~009~~409 SH DEFINED 1,2 ~~778~~955,~~009~~409 0 0 ~~ONCOTHYREON~~OMEROS ~~INC~~CORP COM ~~682324108~~682143102 92,~~892~~250 2225,~~268,855~~000 SH DEFINED 1,2 2225,~~268,855~~000 0 0 ONCOTHYREON INC COM ~~682324908~~682324108 210,~~133~~618 ~~489~~2,~~300~~268,855 ~~CALL~~SH DEFINED 1,2 ~~489~~2,~~300~~268,855 0 0 ~~SANOFI~~PALATIN ~~SPONSORED~~TECHNOLOGIES ~~ADR~~INC ~~80105N105~~COM ~~5,738~~PAR ~~148~~$ .01 696077403 47 93,~~068~~410 SH DEFINED 1,2 ~~148~~93,~~068~~410 0 0 ~~SCICLONE~~SUCAMPO PHARMACEUTICALS-CL ~~INC~~A ~~COM~~CL ~~80862K104~~A 2864909106 3,~~129~~253 ~~337~~462,~~469~~711 SH DEFINED 1,2 ~~337~~462,~~469~~711 0 0 ~~SUCAMPO~~SCICLONE PHARMACEUTICALS INC CLCOM A80862K104 ~~864909106~~8,763 1,~~522 204~~250,~~302~~000 SH DEFINED 1,2 ~~204~~1,~~302~~250,000 0 0 ~~SYNTA~~SANOFI ~~PHARMACEUTICALS~~SPONSORED ~~CORP~~ADR ~~COM~~80105N105 ~~87162T206 3~~5,~~705~~020 ~~851~~132,~~635~~868 SH DEFINED 1,2 ~~851~~132,~~635~~868 0 0 TEVA PHARMACEUTICAL INDS LTD ADR 881624209 1822,~~669~~927 ~~414~~581,315 SH DEFINED 1,2 ~~414~~581,315 0 0 THRESHOLD ~~PHARMACEUTICALS~~PHARMACEUTICAL INC COM NEW 885807206 23,~~748~~736 ~~312~~504,~~296~~846 SH DEFINED 1,2 ~~312~~504,~~296~~846 0 0 ~~TRIUS~~WELLPOINT ~~THERAPEUTICS~~ INC COM ~~89685K100~~94973V107 21,~~724~~231 ~~509~~19,~~165~~300 SH DEFINED 1,2 ~~509~~19,~~165~~300 0 0 ~~UNITEDHEALTH~~YM ~~GROUP~~BIOSCIENCES INC COM ~~91324P102~~984238105 1,~~063~~486 18750,~~037~~400 SH DEFINED 1,2 18750,~~037~~400 0 0 ~~UROPLASTY~~ONCOTHYREON INC COM ~~NEW~~682324908 ~~917277204~~ 2,~~070~~290 ~~687~~489,~~605~~300 SHCALL DEFINED 1,2 ~~687~~489,~~605~~300 0 0 ~~VERASTEM INC COM 92337C104 1,403 128,343 SH DEFINED 1,2 128,343 0 0~~

Filing Compare · Ayer Capital Management, LP