Jane Street
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Jane Street’s CarParts.com PRTS Stock Holding History

Jane Street’s Portfolio PRTS Stock Details PRTS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$316K Buy
+40,264
New +$262K ﹤0.01% 9126
2025
Q3 		– Sell
-3,422
Closed -$25.3K – 11548
2025
Q2 		$25.3K Buy
+3,422
New +$29.2K ﹤0.01% 9325
2025
Q1 		– Sell
-9,521
Closed -$103K – 10368
2024
Q4 		$103K Sell
9,521
-5,827
-38% -$53.5K ﹤0.01% 8755
2024
Q3 		$139K Sell
15,348
-17,305
-53% -$164K ﹤0.01% 8851
2024
Q2 		$327K Buy
32,653
+30,416
+1,360% +$370K ﹤0.01% 7674
2024
Q1 		$36.2K Sell
2,237
-1,684
-43% -$42.2K ﹤0.01% 8810
2023
Q4 		$124K Buy
3,921
+2,915
+290% +$98.5K ﹤0.01% 8486
2023
Q3 		$41.5K Sell
1,006
-3,736
-79% -$166K ﹤0.01% 8190
2023
Q2 		$202K Buy
4,742
+1,705
+56% +$76.2K ﹤0.01% 7670
2023
Q1 		$162K Buy
+3,037
New +$192K ﹤0.01% 7965
2022
Q4 		– Sell
-1,496
Closed -$78.3K – 9916
2022
Q3 		$77K Sell
1,496
-4,565
-75% -$332K ﹤0.01% 8766
2022
Q2 		$421K Buy
+6,061
New +$442K ﹤0.01% 7041
2022
Q1 		– Sell
-5,505
Closed -$474K – 10878
2021
Q4 		$616K Buy
5,505
+3,929
+249% +$541K ﹤0.01% 6873
2021
Q3 		$246K Sell
1,576
-9,537
-86% -$1.66M ﹤0.01% 8538
2021
Q2 		$2.26M Buy
+11,113
New +$1.86M ﹤0.01% 4092
2021
Q1 		– Sell
-8,325
Closed -$1.35M – 9484
2020
Q4 		$1.03M Buy
8,325
+3,744
+82% +$483K ﹤0.01% 4602
2020
Q3 		$495K Buy
+4,581
New +$561K ﹤0.01% 5168
2018
Q4 		– Sell
-1,099
Closed -$17K – 5532
2018
Q3 		$17K Buy
+1,099
New +$16K ﹤0.01% 4978
2014
Q2 		– Sell
-1,645
Closed -$50K – 2994
2014
Q1 		$50K Buy
+1,645
New +$40.7K ﹤0.01% 2583

Other funds holding PRTS

VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
NSIM
North Star Investment Management Chicago, Illinois $1.65B AUM 20.56% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
VFT
Vanguard Fiduciary Trust Malvern, Pennsylvania $396B AUM
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
KA
Kerrisdale Advisers Miami, Florida $263M AUM 40.01% 1-Year Est. Return

Jane Street's PRTS Position: Q1 2026 in Review

Jane Street opened a new position in CarParts.com (PRTS) in Q1 2026: 40,264 shares worth $316K. The stake represents ﹤0.01% of the portfolio and ranks #9126 among its holdings. This is a return to the name: Jane Street previously reported a position in PRTS as recently as Q2 2025.

Jane Street first reported a position in PRTS in Q1 2014 and has held it in 19 quarters since. The position peaked at $2.26M in Q2 2021. 44 funds tracked by Wall St. Rank hold PRTS as of Q1 2026.

  • Jane Street held 40,264 shares of CarParts.com worth $316K as of Q1 2026.
  • CarParts.com was a new Jane Street position in Q1 2026.
  • CarParts.com made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #9126 holding.
  • Jane Street first reported a position in CarParts.com in Q1 2014 and has held it in 19 quarters since.
  • Jane Street's CarParts.com position peaked at $2.26M in Q2 2021.
  • 44 funds tracked by Wall St. Rank held CarParts.com as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.