Jane Street
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Jane Street’s Motorcar Parts of America MPAA Stock Holding History

Jane Street’s Portfolio MPAA Stock Details MPAA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-27,195
Closed -$301K – 12558
2026
Q1 		$301K Sell
27,195
-28,358
-51% -$326K ﹤0.01% 9233
2025
Q4 		$686K Buy
55,553
+18,896
+52% +$272K ﹤0.01% 7014
2025
Q3 		$606K Buy
+36,657
New +$498K ﹤0.01% 7438
2025
Q2 		– Sell
-89,733
Closed -$852K – 10422
2025
Q1 		$852K Buy
89,733
+54,681
+156% +$477K ﹤0.01% 5868
2024
Q4 		$266K Buy
+35,052
New +$238K ﹤0.01% 7929
2024
Q2 		– Sell
-207,601
Closed -$1.67M – 9896
2024
Q1 		$1.67M Buy
207,601
+125,165
+152% +$1.13M ﹤0.01% 4456
2023
Q4 		$770K Buy
82,436
+68,100
+475% +$575K ﹤0.01% 6038
2023
Q3 		$116K Sell
14,336
-36,058
-72% -$298K ﹤0.01% 7891
2023
Q2 		$390K Sell
50,394
-123,751
-71% -$707K ﹤0.01% 6694
2023
Q1 		$1.3M Buy
+174,145
New +$2.07M ﹤0.01% 4542
2020
Q2 		– Sell
-11,164
Closed -$140K – 7390
2020
Q1 		$140K Buy
+11,164
New +$204K ﹤0.01% 4800
2014
Q3 		– Sell
-37,617
Closed -$916K – 2875
2014
Q2 		$916K Buy
37,617
+12,287
+49% +$313K 0.01% 965
2014
Q1 		$673K Buy
+25,330
New +$578K 0.01% 1297

Other funds holding MPAA

PCMF
Private Capital Management (Florida) Naples, Florida $1.14B AUM 34.86% 1-Year Est. Return
3C
325 Capital New York $419M AUM 75.74% 1-Year Est. Return
DSC
Donald Smith & Co New York $5.65B AUM 47.79% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
PRCP
Pacific Ridge Capital Partners Lake Oswego, Oregon $551M AUM 49.99% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Jane Street's MPAA Position: Q2 2026 in Review

Jane Street sold out of Motorcar Parts of America (MPAA) in Q2 2026, closing a stake of 27,195 shares — an estimated $301K sold.

Jane Street first reported a position in MPAA in Q1 2014 and held it in 13 quarters. The position peaked at $1.67M in Q1 2024. 108 funds tracked by Wall St. Rank hold MPAA as of Q2 2026.

  • Jane Street reported no remaining Motorcar Parts of America position as of Q2 2026 after selling out during the quarter.
  • Jane Street sold 27,195 Motorcar Parts of America shares in Q2 2026, an estimated $301K.
  • Jane Street first reported a position in Motorcar Parts of America in Q1 2014 and held it in 13 quarters.
  • Jane Street's Motorcar Parts of America position peaked at $1.67M in Q1 2024.
  • 108 funds tracked by Wall St. Rank held Motorcar Parts of America as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.