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Form 13F-HR Penbrook Management LLC For: Sep 30

October 26, 2021 11:35 AM EDT

The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F COVER PAGE

OMB APPROVAL
OMB Number: 3235-0006
Expires: July 31, 2015
Estimated average burden
hours per response: 23.8

Report for the Calendar Year or Quarter Ended: 09-30-2021
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: Penbrook Management LLC
Address: 880 THIRD AVENUE
16TH FLOOR
NEW YORK , NY10022
Form 13F File Number: 028-12868

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 form.

Person Signing this Report on Behalf of Reporting Manager:
Name: Barbara DiCostanzo
Title: Chief Compliance Officer
Phone: 212-792-6965
Signature, Place, and Date of Signing:
Barbara DiCostanzo New York , NY 10-26-2021
[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).)
Form 13F Summary Page
Report Summary:
Number of Other Included Managers: 0
Form 13F Information Table Entry Total: 103
Form 13F Information Table Value Total: 160,918
(thousands)
List of Other Managers Reporting for this Manager:
[If there are no entries in this list, omit this section.]
Form 13F File Number Name

List of Other Included Managers:
Provide a numbered list of the name(s) and Form 13F file number(s) of all institutional investment managers with respect to which this report is filed, other than the manager filing this report.
[If there are no entries in this list, state “NONE” and omit the column headings and list entries.]
No. Form 13F File Number Name

The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE

OMB APPROVAL
OMB Number: 3235-0006
Expires: July 31, 2015
Estimated average burden
hours per response: 23.8

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 MANAGER SOLE SHARED NONE
2U INC COM Stock 90214J101 956 28,470 SH SOLE 0 0 28,470
ABBVIE INC COM Stock 00287Y109 783 7,262 SH SOLE 0 0 7,262
AFLAC INC COM Stock 001055102 242 4,650 SH SOLE 0 0 4,650
AKERNA CORP COM Stock 00973W102 30 10,700 SH SOLE 0 0 10,700
ALPHABET INC CAP STK CL A Stock 02079K305 4,131 1,545 SH SOLE 0 0 1,545
ALPHABET INC CAP STK CL C Stock 02079K107 4,161 1,561 SH SOLE 0 0 1,561
AMAZON COM INC COM Stock 023135106 8,870 2,700 SH SOLE 0 0 2,700
ANTERO MIDSTREAM CORP COM Stock 03676B102 104 10,000 SH SOLE 0 0 10,000
APPLE INC COM Stock 037833100 2,029 14,336 SH SOLE 0 0 14,336
ARES CAPITAL CORP COM CEF 04010L103 263 12,940 SH SOLE 0 0 12,940
ASPEN GROUP INC COM NEW Stock 04530L203 1,614 289,800 SH SOLE 0 0 289,800
ATLAS TECHNICAL CONSULTANTS IN COM CLS A Stock 049430101 1,214 119,395 SH SOLE 0 0 119,395
AUTOMATIC DATA PROCESSING INC COM Stock 053015103 1,499 7,500 SH SOLE 0 0 7,500
AXCELIS TECHNOLOGIES INC COM NEW Stock 054540208 3,001 63,800 SH SOLE 0 0 63,800
BARNES & NOBLE ED INC COM Stock 06777U101 2,692 269,455 SH SOLE 0 0 269,455
BARRETT BUSINESS SVCS INC COM Stock 068463108 465 6,100 SH SOLE 0 0 6,100
BECTON DICKINSON & CO COM Stock 075887109 574 2,336 SH SOLE 0 0 2,336
BERKSHIRE HATHAWAY INC DEL CL B NEW Stock 084670702 921 3,375 SH SOLE 0 0 3,375
BIOLIFE SOLUTIONS INC COM NEW Stock 09062W204 2,061 48,695 SH SOLE 0 0 48,695
BLACK KNIGHT INC COM Stock 09215C105 728 10,118 SH SOLE 0 0 10,118
BLACKROCK MUNIHOLDINGS FD INC COM CEF 09253N104 2,020 13,461 SH SOLE 0 0 13,461
BLACKSTONE INC COM Stock 09260D107 2,883 24,780 SH SOLE 0 0 24,780
BROOKS AUTOMATION INC NEW COM Stock 114340102 4,228 41,310 SH SOLE 0 0 41,310
BUILDERS FIRSTSOURCE INC COM Stock 12008R107 767 14,822 SH SOLE 0 0 14,822
CHEGG INC COM Stock 163092109 1,661 24,415 SH SOLE 0 0 24,415
CHEMBIO DIAGNOSTICS INC COM NEW Stock 163572209 887 354,670 SH SOLE 0 0 354,670
CISCO SYS INC COM Stock 17275R102 1,361 25,000 SH SOLE 0 0 25,000
CNX RES CORP COM Stock 12653C108 457 36,200 SH SOLE 0 0 36,200
COHU INC COM Stock 192576106 543 17,000 SH SOLE 0 0 17,000
CONOCOPHILLIPS COM Stock 20825C104 279 4,120 SH SOLE 0 0 4,120
CRESCENT PT ENERGY CORP COM Stock 22576C101 1,523 330,250 SH SOLE 0 0 330,250
CRESTWOOD EQUITY PARTNERS LP UNIT LTD PARTNER Stock 226344208 1,203 42,375 SH SOLE 0 0 42,375
CRYOPORT INC COM PAR $0.001 Stock 229050307 2,387 35,895 SH SOLE 0 0 35,895
CVS HEALTH CORP COM Stock 126650100 1,073 12,640 SH SOLE 0 0 12,640
CYBEROPTICS CORP COM Stock 232517102 2,023 56,850 SH SOLE 0 0 56,850
DATA I O CORP COM Stock 237690102 2,279 348,950 SH SOLE 0 0 348,950
DESIGNER BRANDS INC CL A Stock 250565108 295 21,205 SH SOLE 0 0 21,205
DESKTOP METAL INC COM CL A Stock 25058X105 421 58,750 SH SOLE 0 0 58,750
DISNEY WALT CO COM Stock 254687106 313 1,850 SH SOLE 0 0 1,850
EASTSIDE DISTILLING INC COM Stock 277802302 427 165,430 SH SOLE 0 0 165,430
EATON VANCE TAX ADVT DIV INCM COM CEF 27828G107 556 20,239 SH SOLE 0 0 20,239
EMERSON ELEC CO COM Stock 291011104 546 5,800 SH SOLE 0 0 5,800
ENERGY TRANSFER L P COM UT LTD PTN Stock 29273V100 198 20,618 SH SOLE 0 0 20,618
EXAGEN INC COM Stock 30068X103 1,193 87,750 SH SOLE 0 0 87,750
FACEBOOK INC CL A Stock 30303M102 815 2,400 SH SOLE 0 0 2,400
FIDELITY NATIONAL FINANCIAL IN FNF GROUP COM Stock 31620R303 2,030 44,779 SH SOLE 0 0 44,779
FIRST AMERN FINL CORP COM Stock 31847R102 707 10,550 SH SOLE 0 0 10,550
FIRST BANCORP P R COM NEW Stock 318672706 1,068 81,200 SH SOLE 0 0 81,200
FISERV INC COM Stock 337738108 791 7,291 SH SOLE 0 0 7,291
FORD MTR CO DEL COM Stock 345370860 430 30,375 SH SOLE 0 0 30,375
GLOBAL PARTNERS LP COM UNITS Stock 37946R109 480 22,680 SH SOLE 0 0 22,680
GRAFTECH INTL LTD COM Stock 384313508 1,331 129,000 SH SOLE 0 0 129,000
HARVARD BIOSCIENCE INC COM Stock 416906105 349 50,000 SH SOLE 0 0 50,000
HESS MIDSTREAM LP CL A SHS Stock 428103105 913 32,380 SH SOLE 0 0 32,380
IDENTIV INC COM NEW Stock 45170X205 2,567 136,272 SH SOLE 0 0 136,272
IMMERSION CORP COM Stock 452521107 961 140,470 SH SOLE 0 0 140,470
INTELLICHECK INC COM NEW Stock 45817G201 2,125 259,430 SH SOLE 0 0 259,430
INTEVAC INC COM Stock 461148108 884 184,900 SH SOLE 0 0 184,900
INTRUSION INC COM NEW Stock 46121E205 314 77,330 SH SOLE 0 0 77,330
INVESCO MUN TR COM CEF 46131J103 402 30,000 SH SOLE 0 0 30,000
INVESCO QQQ TRUST ETF 46090E103 1,419 3,965 SH SOLE 0 0 3,965
INVESCO S&P 500 EQUAL WEIGHT ETF ETF 46137V357 923 6,160 SH SOLE 0 0 6,160
ISHARES BIOTECHNOLOGY FUND ETF 464287556 737 4,560 SH SOLE 0 0 4,560
KOPIN CORP COM Stock 500600101 1,645 322,700 SH SOLE 0 0 322,700
LANDMARK INFRASTRCTUR PARTR LP COM UNIT LTD Stock 51508J108 569 34,830 SH SOLE 0 0 34,830
MAVERIX METALS INC COM NEW Stock 57776F405 201 45,000 SH SOLE 0 0 45,000
MESOBLAST LTD SPONS ADR ADR 590717104 1,481 246,450 SH SOLE 0 0 246,450
MFS INTER INCOME TR SH BEN INT CEF 55273C107 424 117,029 SH SOLE 0 0 117,029
MICROSOFT CORP COM Stock 594918104 10,653 37,786 SH SOLE 0 0 37,786
MOODYS CORP COM Stock 615369105 5,398 15,200 SH SOLE 0 0 15,200
NAVIGATOR HLDGS LTD SHS Stock Y62132108 985 110,650 SH SOLE 0 0 110,650
NOVARTIS AG SPONSORED ADR ADR 66987V109 528 6,460 SH SOLE 0 0 6,460
NOVO-NORDISK A S ADR ADR 670100205 16,480 171,650 SH SOLE 0 0 171,650
NUANCE COMMUNICATIONS INC COM Stock 67020Y100 1,787 32,470 SH SOLE 0 0 32,470
NUVEEN MUN VALUE FD INC COM CEF 670928100 300 26,500 SH SOLE 0 0 26,500
NUVEEN N Y MUN VALUE FD COM CEF 67062M105 2,142 213,727 SH SOLE 0 0 213,727
NUVVE HOLDING CORP COM Stock 67079Y100 2,222 205,785 SH SOLE 0 0 205,785
ONCOCYTE CORP COM Stock 68235C107 2,055 577,200 SH SOLE 0 0 577,200
ONEOK INC NEW COM Stock 682680103 837 14,435 SH SOLE 0 0 14,435
OPTIMIZERX CORP COM NEW Stock 68401U204 613 7,166 SH SOLE 0 0 7,166
ORION ENERGY SYS INC COM Stock 686275108 1,645 422,872 SH SOLE 0 0 422,872
PCTEL INC COM Stock 69325Q105 401 64,500 SH SOLE 0 0 64,500
PHOTRONICS INC COM Stock 719405102 1,920 140,850 SH SOLE 0 0 140,850
POPULAR INC COM NEW Stock 733174700 1,676 21,575 SH SOLE 0 0 21,575
POWER INTEGRATIONS INC COM Stock 739276103 1,386 14,000 SH SOLE 0 0 14,000
PRETIUM RES INC COM Stock 74139C102 492 51,000 SH SOLE 0 0 51,000
PUTNAM MASTER INTER INCOME TR SH BEN INT CEF 746909100 802 197,152 SH SOLE 0 0 197,152
REGENERON PHARMACEUTICALS COM Stock 75886F107 770 1,272 SH SOLE 0 0 1,272
ROYAL DUTCH SHELL PLC SPONS ADR A ADR 780259206 584 13,100 SH SOLE 0 0 13,100
SEABRIDGE GOLD INC COM Stock 811916105 1,370 88,660 SH SOLE 0 0 88,660
SINCLAIR BROADCAST GROUP INC CL A Stock 829226109 387 12,200 SH SOLE 0 0 12,200
SONY GROUP CORPORATION SPONSORED ADR ADR 835699307 2,289 20,700 SH SOLE 0 0 20,700
SPDR S&P 500 ETF ETF 78462F103 1,614 3,762 SH SOLE 0 0 3,762
SYNCHRONY FINANCIAL COM Stock 87165B103 1,508 30,850 SH SOLE 0 0 30,850
TARGA RES CORP COM Stock 87612G101 1,280 26,025 SH SOLE 0 0 26,025
THE ONE GROUP HOSPITALITY INC COM Stock 88338K103 889 83,205 SH SOLE 0 0 83,205
THOMSON REUTERS CORP. COM NEW Stock 884903709 3,551 32,146 SH SOLE 0 0 32,146
USA COMPRESSION PARTNERS LP COMUNIT LTDPAR Stock 90290N109 1,694 102,225 SH SOLE 0 0 102,225
VERIZON COMMUNICATIONS INC COM Stock 92343V104 1,510 27,949 SH SOLE 0 0 27,949
VERMILION ENERGY INC COM Stock 923725105 717 72,550 SH SOLE 0 0 72,550
WILEY JOHN & SONS INC CL A Stock 968223206 318 6,100 SH SOLE 0 0 6,100
WILLIAMS COS INC COM Stock 969457100 688 26,530 SH SOLE 0 0 26,530


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