Simplex Trading
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Simplex Trading’s Graham Corp GHM Stock Holding History

Simplex Trading’s Portfolio GHM Stock Details GHM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.3M Buy
+10,524
New +$1.04M ﹤0.01% 2492
2025
Q1 		– Sell
-223
Closed -$8.46K – 8889
2024
Q4 		$9K Buy
+223
New +$8.35K ﹤0.01% 7254
2023
Q1 		– Sell
-327
Closed -$3.98K – 9394
2022
Q4 		$3K Sell
327
-1,087
-77% -$10.1K ﹤0.01% 8362
2022
Q3 		$12K Buy
1,414
+908
+179% +$7.59K ﹤0.01% 8060
2022
Q2 		$3K Sell
506
-594
-54% -$4.5K ﹤0.01% 9138
2022
Q1 		$8K Buy
1,100
+1,067
+3,233% +$10.6K ﹤0.01% 9059
2021
Q4 		$0 Buy
+33
New +$423 ﹤0.01% 10805
2021
Q2 		– Sell
-2,575
Closed -$36.6K – 10258
2021
Q1 		$36K Buy
2,575
+1,476
+134% +$23K ﹤0.01% 6959
2020
Q4 		$16K Buy
+1,099
New +$16.1K ﹤0.01% 7116
2020
Q2 		– Sell
-168
Closed -$2.05K – 7850
2020
Q1 		$2K Buy
+168
New +$2.92K ﹤0.01% 7181
2017
Q2 		– Sell
-438
Closed -$10K – 6340
2017
Q1 		$10K Buy
+438
New +$10K ﹤0.01% 3963
2016
Q2 		– Sell
-539
Closed -$10K – 6019
2016
Q1 		$10K Buy
+539
New +$9.45K ﹤0.01% 3446

Other funds holding GHM

BIP
Brandes Investment Partners La Jolla, California $14.3B AUM 23.11% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
RA
Royce & Associates New York $12.4B AUM 64.17% 1-Year Est. Return
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $33.3B AUM 44.76% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $17.3B AUM 211.34% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
GI
GAMCO Investors Greenwich, Connecticut $11.1B AUM 41.79% 1-Year Est. Return

Simplex Trading's GHM Position: Q2 2026 in Review

Simplex Trading opened a new position in Graham Corp (GHM) in Q2 2026: 10,524 shares worth $1.3M. The stake represents ﹤0.01% of the portfolio and ranks #2492 among its holdings. This is a return to the name: Simplex Trading previously reported a position in GHM as recently as Q4 2024.

Simplex Trading first reported a position in GHM in Q1 2016 and has held it in 12 quarters since. 221 funds tracked by Wall St. Rank hold GHM as of Q2 2026.

  • Simplex Trading held 10,524 shares of Graham Corp worth $1.3M as of Q2 2026.
  • Graham Corp was a new Simplex Trading position in Q2 2026.
  • Graham Corp made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #2492 holding.
  • Simplex Trading first reported a position in Graham Corp in Q1 2016 and has held it in 12 quarters since.
  • 221 funds tracked by Wall St. Rank held Graham Corp as of Q2 2026.

Based on Simplex Trading's 13F filing for Q2 2026, filed 12 Aug 2026.