13F Filings History of Penbrook Management LLC

Latest 13F report
Q4 2025 - 06 Jan 2026
Value $
$144,978,590
Signature - Title
Barbara DiCostanzo - Managing Member
Location
New York, NY
Summary
This page shows a list of all the recent 13F filings made by Penbrook Management LLC. Form 13F is required to be filed within 45 days of the end of a calendar quarter. Penbrook Management LLC reported 97 stock holdings with total value $144,978,590 as of Q4 2025. Top holdings included NVO, AMZN, MSFT, GOOGL, and GOOG.

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Holdings Value
Quarter Holdings Value $ Bought Sold Net Top Holdings Form Type Filing Time
Q4 2025 97 $144,978,590 +$3,715,323 -$5,444,437 -$1,729,114 NVO, AMZN, MSFT, GOOGL, GOOG 13F-HR 06 Jan 2026, 15:54
Q3 2025 104 $143,225,197 +$8,560,444 -$12,775,886 -$4,215,442 NVO, MSFT, AMZN, MCO, GOOGL 13F-HR 22 Oct 2025, 16:12
Q2 2025 102 $132,986,818 $0 $0 $0 NVO, MSFT, AMZN, MCO, TRI New Holdings 25 Jul 2025, 17:48
Q2 2025 113 $139,898,321 +$2,466,170 -$6,561,053 -$4,094,883 NVO, MSFT, AMZN, MCO, TRI 13F-HR 25 Jul 2025, 16:49
Q1 2025 107 $132,295,726 +$2,445,589 -$4,769,017 -$2,323,428 NVO, AMZN, MSFT, MCO, TRI 13F-HR 01 Apr 2025, 17:02
Q4 2024 110 $146,598,827 +$4,037,618 -$4,054,326 -$16,708 NVO, AMZN, MSFT, MCO, GOOG 13F-HR 23 Jan 2025, 12:47
Q3 2024 104 $153,815,264 +$3,783,873 -$8,239,098 -$4,455,225 NVO, MSFT, AMZN, MCO, TRI 13F-HR 15 Oct 2024, 14:40
Q2 2024 101 $163,832,047 +$7,906,568 -$11,699,430 -$3,792,862 NVO, MSFT, AMZN, MCO, GOOG 13F-HR 24 Jul 2024, 15:08
Q1 2024 102 $161,346,319 +$2,077,177 -$6,232,315 -$4,155,138 NVO, MSFT, AMZN, MCO, ACLS 13F-HR 18 Apr 2024, 14:14
Q4 2023 102 $148,842,165 +$4,393,728 -$4,259,315 +$134,413 NVO, MSFT, AMZN, ACLS, MCO 13F-HR 16 Jan 2024, 11:01
Q3 2023 99 $136,469,652 +$16,619,139 -$3,117,798 +$13,501,341 NVO, MSFT, ACLS, AMZN, MCO 13F-HR 10 Oct 2023, 11:34
Q2 2023 98 $137,970,249 +$7,859,220 -$6,551,898 +$1,307,322 NVO, MSFT, ACLS, AMZN, MCO 13F-HR 17 Jul 2023, 14:08
Q1 2023 95 $127,371,714 +$1,531,860 -$3,134,951 -$1,603,091 NVO, MSFT, ACLS, AMZN, MCO 13F-HR 20 Apr 2023, 12:57
Q4 2022 95 $117,328,544 +$1,173,958 -$9,664,876 -$8,490,918 NVO, MSFT, AMZN, MCO, ACLS 13F-HR 24 Jan 2023, 13:17
Q3 2022 99 $116,196,000 +$7,545,730 -$4,637,179 +$2,908,551 NVO, MSFT, AMZN, VET, MCO 13F-HR 31 Oct 2022, 12:17
Q2 2022 106 $126,805,000 +$7,714,798 -$4,265,732 +$3,449,066 NVO, MSFT, AMZN, MCO, TRI 13F-HR 29 Jul 2022, 13:03
Q1 2022 109 $154,149,000 +$7,571,729 -$7,731,111 -$159,382 NVO, MSFT, AMZN, MCO, GOOG 13F-HR 26 Apr 2022, 11:18
Q4 2021 102 $165,965,000 +$5,653,746 -$6,991,179 -$1,337,433 NVO, MSFT, AMZN, MCO, ACLS 13F-HR 10 Jan 2022, 15:47
Q3 2021 102 $158,898,000 +$5,523,894 -$5,007,670 +$516,224 NVO, MSFT, AMZN, MCO, AZTA 13F-HR 26 Oct 2021, 11:34
Q2 2021 104 $158,712,000 +$9,611,119 -$3,435,648 +$6,175,471 NVO, MSFT, AMZN, MCO, GOOG 13F-HR 27 Jul 2021, 13:39
Q1 2021 102 $138,951,000 +$8,951,879 -$10,829,418 -$1,877,539 NVO, MSFT, AMZN, MCO, KOPN Restatement 05 May 2021, 17:40
Q4 2020 97 $129,825,000 +$8,368,300 -$8,590,618 -$222,318 NVO, MSFT, AMZN, MCO, OESX Restatement 25 Apr 2022, 16:25
Q3 2020 101 $115,356,000 +$9,075,529 -$4,346,320 +$4,729,209 MSFT, NVO, AMZN, MESO, MCO 13F-HR 23 Oct 2020, 12:58
Q2 2020 103 $101,108,000 +$3,996,537 -$3,473,588 +$522,949 MSFT, NVO, AMZN, MCO, CRNC 13F-HR 28 Jul 2020, 14:51
Q1 2020 103 $78,090,000 +$1,889,332 -$4,973,206 -$3,083,874 NVO, MSFT, AMZN, MCO, TRI 13F-HR 14 Apr 2020, 16:00
Q4 2019 105 $102,630,000 +$6,711,893 -$3,511,495 +$3,200,398 NVO, MSFT, AMZN, MCO, TRI 13F-HR 16 Jan 2020, 12:08
Q3 2019 102 $92,164,000 +$3,578,152 -$4,853,542 -$1,275,390 NVO, MSFT, AMZN, MCO, TRI 13F-HR 11 Oct 2019, 14:00
Q2 2019 104 $93,206,000 +$6,832,808 -$10,589,530 -$3,756,722 NVO, MSFT, AMZN, MCO, CHGG 13F-HR 15 Jul 2019, 14:21
Q1 2019 107 $96,174,000 +$4,051,012 -$7,535,077 -$3,484,065 NVO, MSFT, AMZN, CHGG, MCO 13F-HR 24 Apr 2019, 11:40
Q4 2018 105 $87,626,000 +$3,364,853 -$6,133,238 -$2,768,385 NVO, MSFT, ESIO, AMZN, CHGG 13F-HR 01 Feb 2019, 13:08
Q3 2018 108 $104,406,000 +$5,271,586 -$8,680,857 -$3,409,271 NVO, MSFT, AMZN, ESIO, KLIC 13F-HR 23 Oct 2018, 14:49
Q2 2018 107 $103,963,000 +$4,751,126 -$5,501,386 -$750,260 NVO, MSFT, AMZN, KLIC, MCO 13F-HR 30 Jul 2018, 15:29
Q1 2018 106 $100,013,000 +$3,572,160 -$12,130,302 -$8,558,142 NVO, MSFT, AMZN, KLIC, ESIO 13F-HR 27 Apr 2018, 10:53
Q4 2017 105 $111,073,000 $0 $0 $0 NVO, DAIO, AMZN, ESIO, MSFT 13F-HR 21 Feb 2018, 15:18
Q3 2016 106 $92,805,000 +$3,768,836 -$11,894,817 -$8,125,981 NVO, AMZN, MSFT, FNF, GOOG 13F-HR 27 Oct 2016, 11:58
Q2 2016 106 $90,698,000 +$4,895,139 -$7,146,595 -$2,251,456 NVO, AMZN, MSFT, FNF, GE 13F-HR 05 Aug 2016, 10:58
Q1 2016 105 $90,828,000 +$4,298,775 -$10,219,668 -$5,920,893 NVO, MSFT, AMZN, FNF, ESIO 13F-HR 21 Apr 2016, 12:15
Q4 2015 116 $97,506,000 +$7,273,817 -$8,533,201 -$1,259,384 NVO, MSFT, FNF, GE, AMZN 13F-HR 29 Jan 2016, 14:38
Q3 2015 113 $94,435,000 +$12,102,790 -$9,764,044 +$2,338,746 NVO, MSFT, FNF, GE, SNPS 13F-HR 12 Nov 2015, 12:18
Q2 2015 107 $105,301,000 +$3,438,938 -$11,311,938 -$7,873,000 NVO, MSFT, FNF, GE, IMMR 13F-HR 04 Aug 2015, 14:05
Q1 2015 117 $112,577,000 +$11,368,218 -$11,712,176 -$343,958 NVO, MSFT, FNF, HBIO, AFFX 13F-HR 27 Apr 2015, 15:16
Q4 2014 119 $110,888,000 +$5,508,443 -$2,571,472 +$2,936,971 NVO, MSFT, AFFX, FNF, HBIO 13F-HR 28 Jan 2015, 12:53
Q3 2014 123 $108,452,000 +$7,131,723 -$5,225,944 +$1,905,779 NVO, MSFT, AFFX, FNF, BTE 13F-HR 16 Oct 2014, 13:24
Q2 2014 119 $113,236,000 +$14,030,330 -$10,812,824 +$3,217,506 NVO, MSFT, AFFX, FNF, CLMT 13F-HR 04 Aug 2014, 15:04
Q1 2014 107 $105,051,000 $0 $0 $0 NVO, MSFT, HBIO, FNF, CLB New Holdings 07 May 2014, 12:14
Q1 2014 128 $108,987,000 +$14,001,356 -$3,922,087 +$10,079,269 NVO, MSFT, HBIO, FNF, CLB 13F-HR 02 May 2014, 13:41
Q4 2013 111 $103,054,000 $0 $0 $0 NVO, MSFT, FEIC, FNF, HBIO 13F-HR 25 Mar 2014, 10:39