Simplex Trading
DORM icon

Simplex Trading’s Dorman Products DORM Stock Holding History

Simplex Trading’s Portfolio DORM Stock Details DORM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$10.4K Sell
100
-2,300
-96% -$274K ﹤0.01% 7327
2025
Q4 		$296K Buy
2,400
+100
+4% +$13.5K ﹤0.01% 3831
2025
Q3 		$358K Buy
2,300
+500
+28% +$71.7K ﹤0.01% 4244
2025
Q2 		$220K Sell
1,800
-3,500
-66% -$426K ﹤0.01% 4405
2025
Q1 		$638K Sell
5,300
-2,200
-29% -$281K ﹤0.01% 3132
2024
Q4 		$971K Sell
7,500
-3,300
-31% -$423K ﹤0.01% 2869
2024
Q3 		$1.22M Buy
10,800
+5,200
+93% +$547K ﹤0.01% 2732
2024
Q2 		$512K Buy
5,600
+1,200
+27% +$110K ﹤0.01% 3639
2024
Q1 		$424K Sell
4,400
-1,400
-24% -$121K ﹤0.01% 4007
2023
Q4 		$483K Buy
5,800
+1,600
+38% +$120K ﹤0.01% 3739
2023
Q3 		$318K Buy
4,200
+2,000
+91% +$163K ﹤0.01% 3877
2023
Q2 		$173K Hold
2,200
– – ﹤0.01% 4464
2023
Q1 		$189K Sell
2,200
-500
-19% -$44.5K ﹤0.01% 4386
2022
Q4 		$218K Sell
2,700
-2,200
-45% -$187K ﹤0.01% 4121
2022
Q3 		$402K Buy
4,900
+1,500
+44% +$148K ﹤0.01% 3723
2022
Q2 		$373K Sell
3,400
-500
-13% -$49.5K ﹤0.01% 3825
2022
Q1 		$370K Sell
3,900
-1,100
-22% -$107K ﹤0.01% 4255
2021
Q4 		$565K Buy
5,000
+2,100
+72% +$228K ﹤0.01% 3635
2021
Q3 		$305K Hold
2,900
– – ﹤0.01% 4877
2021
Q2 		$300K Buy
2,900
+2,841
+4,815% +$291K ﹤0.01% 4984
2021
Q1 		$605K Buy
59
+29
+97% +$2.89K ﹤0.01% 3096
2020
Q4 		$260K Buy
30
+8
+36% +$741 ﹤0.01% 4259
2020
Q3 		$198K Buy
22
+13
+144% +$1.04K ﹤0.01% 4120
2020
Q2 		$60K Sell
9
-13
-59% -$836 ﹤0.01% 5322
2020
Q1 		$121K Sell
22
-41
-65% -$2.79K ﹤0.01% 4161
2019
Q4 		$477K Buy
63
+10
+19% +$756 ﹤0.01% 2794
2019
Q3 		$421K Buy
53
+52
+5,200% +$4.04K ﹤0.01% 2787
2019
Q2 		$8K Hold
1
– – ﹤0.01% 6218
2019
Q1 		$8K Buy
+1
New +$87 ﹤0.01% 6266
2018
Q4 		– Sell
-48
Closed -$369K – 7156
2018
Q3 		$369K Buy
48
+2
+4% +$153 ﹤0.01% 2941
2018
Q2 		$314K Sell
46
-4
-8% -$270 ﹤0.01% 2961
2018
Q1 		$15K Buy
+50
New +$3.56K ﹤0.01% 3616
2017
Q4 		– Sell
-14
Closed -$2K – 6121
2017
Q3 		$2K Hold
14
– – ﹤0.01% 5037
2017
Q2 		$1K Buy
+14
New +$1.14K ﹤0.01% 5568
2016
Q3 		– Sell
-11
Closed -$3K – 5903
2016
Q2 		$3K Buy
+11
New +$591 ﹤0.01% 4607
2016
Q1 		– Sell
-217
Closed -$74K – 5707
2015
Q4 		$74K Buy
217
+192
+768% +$9.36K 0.01% 1594
2015
Q3 		$8K Buy
25
+9
+56% +$451 ﹤0.01% 3622
2015
Q2 		$4K Buy
16
+8
+100% +$390 ﹤0.01% 3794
2015
Q1 		$1K Buy
8
+3
+60% +$141 ﹤0.01% 4438
2014
Q4 		$2K Buy
+5
New +$232 ﹤0.01% 3702

Other funds holding DORM

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Jennison Associates
Jennison Associates New York $145B AUM 34.61% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
RA
Royce & Associates New York $10.1B AUM 42.88% 1-Year Est. Return

Simplex Trading's DORM Position: Q1 2026 in Review

Simplex Trading opened a new position in Dorman Products (DORM) in Q1 2026: 67 shares worth $6.99K. The stake represents ﹤0.01% of the portfolio and ranks #7661 among its holdings. This is a return to the name: Simplex Trading previously reported a position in DORM as recently as Q3 2022.

Simplex Trading first reported a position in DORM in Q2 2015 and has held it in 12 quarters since. The position peaked at $269K in Q2 2015. 318 funds tracked by Wall St. Rank hold DORM as of Q1 2026.

  • Simplex Trading held 67 shares of Dorman Products worth $6.99K as of Q1 2026.
  • Dorman Products was a new Simplex Trading position in Q1 2026.
  • Dorman Products made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #7661 holding.
  • Simplex Trading first reported a position in Dorman Products in Q2 2015 and has held it in 12 quarters since.
  • Simplex Trading's Dorman Products position peaked at $269K in Q2 2015.
  • 318 funds tracked by Wall St. Rank held Dorman Products as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.