Simplex Trading
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Simplex Trading’s The Greenbrier Companies GBX Stock Holding History

Simplex Trading’s Portfolio GBX Stock Details GBX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$21.1K Sell
400
-200
-33% -$10.6K ﹤0.01% 6733
2025
Q4 		$28K Sell
600
-1,100
-65% -$49.3K ﹤0.01% 6164
2025
Q3 		$78K Buy
1,700
+1,200
+240% +$57.2K ﹤0.01% 6023
2025
Q2 		$23K Sell
500
-1,700
-77% -$76.1K ﹤0.01% 6645
2025
Q1 		$112K Buy
2,200
+200
+10% +$11.9K ﹤0.01% 4945
2024
Q4 		$121K Sell
2,000
-14,500
-88% -$884K ﹤0.01% 5002
2024
Q3 		$839K Sell
16,500
-6,800
-29% -$324K ﹤0.01% 3082
2024
Q2 		$1.15M Buy
23,300
+3,700
+19% +$192K ﹤0.01% 2776
2024
Q1 		$1.02M Sell
19,600
-1,900
-9% -$91.4K ﹤0.01% 3097
2023
Q4 		$949K Buy
21,500
+9,200
+75% +$360K ﹤0.01% 3050
2023
Q3 		$492K Buy
12,300
+5,500
+81% +$236K ﹤0.01% 3415
2023
Q2 		$293K Sell
6,800
-2,800
-29% -$82.7K ﹤0.01% 3875
2023
Q1 		$308K Buy
9,600
+8,700
+967% +$263K ﹤0.01% 3809
2022
Q4 		$30K Sell
900
-22,500
-96% -$749K ﹤0.01% 6461
2022
Q3 		$567K Buy
23,400
+22,500
+2,500% +$678K ﹤0.01% 3324
2022
Q2 		$32K Sell
900
-8,600
-91% -$359K ﹤0.01% 7053
2022
Q1 		$489K Buy
9,500
+8,400
+764% +$379K ﹤0.01% 3868
2021
Q4 		$50K Sell
1,100
-71,600
-98% -$3.11M ﹤0.01% 7263
2021
Q3 		$3.16M Hold
72,700
– – ﹤0.01% 1627
2021
Q2 		$3.17M Buy
72,700
+72,637
+115,297% +$3.36M ﹤0.01% 1613
2021
Q1 		$297K Buy
63
+32
+103% +$1.37K ﹤0.01% 4157
2020
Q4 		$112K Sell
31
-9
-23% -$297 ﹤0.01% 5330
2020
Q3 		$117K Sell
40
-147
-79% -$3.96K ﹤0.01% 4725
2020
Q2 		$425K Sell
187
-219
-54% -$4.26K ﹤0.01% 3108
2020
Q1 		$720K Buy
406
+314
+341% +$7.45K ﹤0.01% 2216
2019
Q4 		$298K Sell
92
-40
-30% -$1.2K ﹤0.01% 3296
2019
Q3 		$397K Buy
132
+99
+300% +$2.67K ﹤0.01% 2846
2019
Q2 		$100K Sell
33
-21
-39% -$667 ﹤0.01% 4189
2019
Q1 		$174K Buy
54
+52
+2,600% +$2.07K ﹤0.01% 3754
2018
Q4 		$7K Sell
2
-3
-60% -$148 ﹤0.01% 6051
2018
Q3 		$30K Sell
5
-11
-69% -$634 ﹤0.01% 5638
2018
Q2 		$84K Sell
16
-65
-80% -$3.1K ﹤0.01% 4480
2018
Q1 		$16K Sell
81
-97
-54% -$4.93K ﹤0.01% 3560
2017
Q4 		$44K Sell
178
-46
-21% -$2.31K ﹤0.01% 2571
2017
Q3 		$139K Sell
224
-43
-16% -$1.91K 0.01% 1455
2017
Q2 		$182K Buy
267
+187
+234% +$8.53K 0.01% 1248
2017
Q1 		$20K Sell
80
-222
-74% -$9.8K ﹤0.01% 3247
2016
Q4 		$14K Buy
302
+11
+4% +$410 ﹤0.01% 3385
2016
Q3 		$22K Sell
291
-165
-36% -$5.4K ﹤0.01% 2869
2016
Q2 		$89K Buy
456
+255
+127% +$7.34K 0.01% 1565
2016
Q1 		$46K Sell
201
-28
-12% -$718 ﹤0.01% 2009
2015
Q4 		$84K Buy
229
+66
+40% +$2.26K 0.01% 1494
2015
Q3 		$125K Buy
163
+77
+90% +$3.23K 0.01% 1240
2015
Q2 		$70K Buy
86
+26
+43% +$1.55K 0.01% 1426
2015
Q1 		$31K Sell
60
-9
-13% -$497 ﹤0.01% 1935
2014
Q4 		$49K Buy
+69
New +$3.9K 0.01% 1401

Other funds holding GBX

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Toronto Dominion Bank
Toronto Dominion Bank Toronto, Ontario, Ontario, Canada $69.7B AUM 40.86% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
BBCM
Broad Bay Capital Management New York $1.18B AUM 65.45% 1-Year Est. Return
LSV Asset Management
LSV Asset Management Chicago, Illinois $46.4B AUM 27.74% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Simplex Trading's GBX Position: Q1 2026 in Review

Simplex Trading opened a new position in The Greenbrier Companies (GBX) in Q1 2026: 16 shares worth $842. The stake represents ﹤0.01% of the portfolio and ranks #8633 among its holdings. This is a return to the name: Simplex Trading previously reported a position in GBX as recently as Q3 2025.

Simplex Trading first reported a position in GBX in Q1 2015 and has held it in 20 quarters since. The position peaked at $1.63M in Q2 2021. 261 funds tracked by Wall St. Rank hold GBX as of Q1 2026.

  • Simplex Trading held 16 shares of The Greenbrier Companies worth $842 as of Q1 2026.
  • The Greenbrier Companies was a new Simplex Trading position in Q1 2026.
  • The Greenbrier Companies made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #8633 holding.
  • Simplex Trading first reported a position in The Greenbrier Companies in Q1 2015 and has held it in 20 quarters since.
  • Simplex Trading's The Greenbrier Companies position peaked at $1.63M in Q2 2021.
  • 261 funds tracked by Wall St. Rank held The Greenbrier Companies as of Q1 2026.

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