US Auto Parts Network Inc

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US Auto Parts Network Inc
TickerPRTS
CIK #0001378950
CUSIP14427M107
SectorTrade & Services - Retail-Auto & Home Supply Stores
Address17150 South Margay Avenue, Carson, CA 90746
Source [EDGAR]
CIK Filing 2011 - 2025
[0001378950] 10-K
[0001378950] 10-Q
[0001378950] 3
[0001378950] 4
[0001378950] 5
[0001378950] 8-K
[0001378950] D
[0001378950] SC 13D
[0001378950] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Oaktop Capital Management II LP Carpartscom Inc [2023-02-14] 6.3
Vanguard Group Inc Carpartscom Inc [2023-02-09] 6.87
BlackRock Inc Carpartscom Inc [2022-02-04] 6.1
Park West Asset Management LLC Carpartscom Inc [2021-04-05] 5.4
Goldman Sachs & Co LLC Carpartscom Inc [2021-02-11] 6.5
Morgan Stanley Carpartscom Inc [2021-02-08] 5.3
Polar Asset Management Partners Inc Carpartscom Inc [2021-02-08] 5.4
BlackRock Inc Carpartscom Inc [2021-02-02] 5.1
North Star Investment Management Corp US Auto Parts Network Inc [2019-01-09] 5.11
Philotimo Fund LP US Auto Parts Network Inc [2018-10-23] 3.2
Khazani Mina US Auto Parts Network Inc [2018-06-29] 6.56
Calm Waters Partnership US Auto Parts Network Inc [2018-03-13] 2.6
Calm Waters Partnership US Auto Parts Network Inc [2017-12-19] 3.3
Portolan Capital Management LLC US Auto Parts Network Inc [2017-06-01] 5.97
William Blair Investment Management LLC US Auto Parts Network Inc [2016-02-09] 8.29
Lafitte Capital LLC US Auto Parts Network Inc [2016-02-03] 5.6
Maguire Asset Management LLC US Auto Parts Network Inc [2013-07-18] 5.1
Discovery Group I LLC US Auto Parts Network Inc [2012-05-11] 5.3
Capital World Investors US Auto Parts Network Inc [2012-02-10] 6.5
Form 3/4/5 Filer 2011 - 2025
CarParts.com, Inc.
Lockwood Ryan
Subramanian Kals
Huffaker Michael
Meniane David
Greyson Jay Keith
Maier Henry J
Dutra Ana
Liu Nanxi
Costa Lisa
Barnes Jim
Phelps Barry
Akhavan Houman
Gomez Alfredo
Peker Lev
Gomes Sanjiv
Nia Mehran
Khazani Sol
Berman Joshua L
Kanen David
Kanen Wealth Management LLC
Philotimo Fund, LP
Eisler David
Watanabe Neil T
Hoffmann Roger
Coleman Aaron
Wilson Bradley E
Palmer Barbara
Harman Frederic W
Oak Investment Partners XI L P
Majteles Robert J
Evangelist Shane N
Stevenson Bryan
Yoshida Michael
Robson David
Siminoff Ellen F
Form 13F Holdings
Firm Period DFND Voting Shares
Oaktop Capital Management II LP [2025-06-30] SOLE 4,597,302 4,597,302
Vanguard Group Inc [2025-06-30] SOLE 0 2,479,032
BlackRock, Inc. [2025-06-30] SOLE 2,410,142 2,446,957
Western Standard LLC [2025-06-30] SOLE 1,923,737 1,923,737
Mackenzie Financial Corp [2025-06-30] SOLE 1,249,015 1,249,015
Renaissance Technologies LLC [2025-06-30] SOLE 1,192,000 1,192,000
Acadian Asset Management LLC [2025-06-30] DFND 1,059,234 1,059,234
GSA Capital Partners LLP [2025-06-30] SOLE 825,444 825,444
UBS Group AG [2025-06-30] DFND 636,623 636,623
Assenagon Asset Management S.A. [2025-06-30] SOLE 633,925 633,925
Geode Capital Management LLC [2025-06-30] DFND 566,363 566,363
North Star Investment Management Corp. [2025-06-30] SOLE 0 489,940
FMR LLC [2025-06-30] DFND 461,839 461,840
Boston Partners [2025-06-30] DFND 439,223 439,223
Squarepoint Ops LLC [2025-06-30] DFND 0 398,544
Two Sigma Investments LP [2025-06-30] SOLE 373,420 373,420
Two Sigma Advisers LP [2025-06-30] SOLE 285,600 300,000
Kerrisdale Advisers LLC [2025-06-30] SOLE 252,495 252,495
State Street Corp [2025-06-30] DFND 210,138 210,138
Williams & Novak, LLC [2025-06-30] SOLE 0 156,750
Hilltop Holdings Inc. [2025-06-30] DFND 0 155,000
Bridgeway Capital Management LLC [2025-06-30] SOLE 147,256 147,256
Millennium Management LLC [2025-06-30] SOLE 134,081 134,081
Barclays PLC [2025-06-30] SOLE 130,818 130,818
Susquehanna International Group LLP [2025-06-30] OTR 56,558 117,358
Northern Trust Corp [2025-06-30] DFND 116,167 116,167
HSBC Holdings PLC [2025-06-30] DFND 114,814 114,814
RBF Capital, LLC [2025-06-30] SOLE 103,794 103,794
Invesco Ltd. [2025-06-30] DFND 0 84,289
Goldman Sachs Group Inc [2025-06-30] DFND 82,801 82,801
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