Simplex Trading
SRRK icon

Simplex Trading’s Scholar Rock SRRK Stock Holding History

Simplex Trading’s Portfolio SRRK Stock Details SRRK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$369K Sell
6,700
-900
-12% -$43.5K ﹤0.01% 3987
2026
Q1 		$374K Buy
7,600
+2,000
+36% +$89.6K ﹤0.01% 3596
2025
Q4 		$247K Sell
5,600
-91,300
-94% -$3.42M ﹤0.01% 4015
2025
Q3 		$3.61M Buy
96,900
+72,100
+291% +$2.52M ﹤0.01% 1758
2025
Q2 		$878K Buy
24,800
+23,300
+1,553% +$731K ﹤0.01% 2907
2025
Q1 		$48K Sell
1,500
-11,300
-88% -$435K ﹤0.01% 5812
2024
Q4 		$553K Buy
12,800
+11,400
+814% +$371K ﹤0.01% 3419
2024
Q3 		$11K Hold
1,400
– – ﹤0.01% 7149
2024
Q2 		$11K Sell
1,400
-700
-33% -$8.56K ﹤0.01% 7385
2024
Q1 		$37K Sell
2,100
-9,000
-81% -$142K ﹤0.01% 6562
2023
Q4 		$208K Buy
11,100
+2,400
+28% +$29.8K ﹤0.01% 4653
2023
Q3 		$61K Buy
8,700
+8,400
+2,800% +$56.4K ﹤0.01% 5627
2023
Q2 		$2K Buy
+300
New +$2.27K ﹤0.01% 8481
2023
Q1 		– Sell
-5,600
Closed -$50K – 10078
2022
Q4 		$50K Sell
5,600
-100
-2% -$802 ﹤0.01% 5909
2022
Q3 		$39K Sell
5,700
-900
-14% -$7.5K ﹤0.01% 6775
2022
Q2 		$36K Buy
6,600
+600
+10% +$4.31K ﹤0.01% 6921
2022
Q1 		$77K Buy
6,000
+5,900
+5,900% +$101K ﹤0.01% 6522
2021
Q4 		$2K Sell
100
-400
-80% -$11K ﹤0.01% 10060
2021
Q3 		$14K Hold
500
– – ﹤0.01% 8732
2021
Q2 		$14K Buy
+500
New +$15.3K ﹤0.01% 8883
2021
Q1 		– Sell
-1
Closed -$4K – 9962
2020
Q4 		$4K Buy
+1
New +$36 ﹤0.01% 7808

Other funds holding SRRK

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
SL
Siren LLC Greenwich, Connecticut $4.94B AUM 244.43% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
SB
Samsara BioCapital Palo Alto, California $1.22B AUM 242.83% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
OAG
Orbis Allan Gray Hamilton, Bermuda $29.1B AUM 60.8% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
RG
Redmile Group San Francisco, California $1.49B AUM 208.7% 1-Year Est. Return

Simplex Trading's SRRK Position: Q2 2026 in Review

Simplex Trading opened a new position in Scholar Rock (SRRK) in Q2 2026: 1,465 shares worth $80.6K. The stake represents ﹤0.01% of the portfolio and ranks #5809 among its holdings. This is a return to the name: Simplex Trading previously reported a position in SRRK as recently as Q3 2025.

Simplex Trading first reported a position in SRRK in Q1 2021 and has held it in 13 quarters since. The position peaked at $1.42M in Q4 2024. 307 funds tracked by Wall St. Rank hold SRRK as of Q2 2026.

  • Simplex Trading held 1,465 shares of Scholar Rock worth $80.6K as of Q2 2026.
  • Scholar Rock was a new Simplex Trading position in Q2 2026.
  • Scholar Rock made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #5809 holding.
  • Simplex Trading first reported a position in Scholar Rock in Q1 2021 and has held it in 13 quarters since.
  • Simplex Trading's Scholar Rock position peaked at $1.42M in Q4 2024.
  • 307 funds tracked by Wall St. Rank held Scholar Rock as of Q2 2026.

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