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
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 $1B AUM 15.98% 1-Year Est. Return
3C
325 Capital New York $274M AUM 49.96% 1-Year Est. Return
DSC
Donald Smith & Co New York $5.56B AUM 47.13% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
PRCP
Pacific Ridge Capital Partners Lake Oswego, Oregon $462M AUM 40.76% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
ACM
Azarias Capital Management Berwyn, Pennsylvania $230M AUM 39.35% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

Jane Street's MPAA Position: Q1 2026 in Review

Jane Street reduced its Motorcar Parts of America (MPAA) stake by 51% in Q1 2026, selling an estimated $326K and leaving 27,195 shares worth $301K. The position accounts for ﹤0.01% of the portfolio, ranked #9233.

Jane Street first reported a position in MPAA in Q1 2014 and has held it in 13 quarters since. The position peaked at $1.67M in Q1 2024. 111 funds tracked by Wall St. Rank hold MPAA as of Q1 2026.

  • Jane Street held 27,195 shares of Motorcar Parts of America worth $301K as of Q1 2026.
  • Jane Street sold 28,358 Motorcar Parts of America shares in Q1 2026, an estimated $326K.
  • Motorcar Parts of America made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #9233 holding.
  • Jane Street first reported a position in Motorcar Parts of America in Q1 2014 and has held it in 13 quarters since.
  • Jane Street's Motorcar Parts of America position peaked at $1.67M in Q1 2024.
  • 111 funds tracked by Wall St. Rank held Motorcar Parts of America as of Q1 2026.

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