Dimensional Fund Advisors
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Dimensional Fund Advisors’s Dyne Therapeutics DYN Stock Holding History

Dimensional Fund Advisors’s Portfolio DYN Stock Details DYN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$43.2M Buy
1,946,479
+994,890
+105% +$18.5M 0.01% 1673
2026
Q1 		$17.2M Buy
951,589
+853,515
+870% +$14.7M ﹤0.01% 2038
2025
Q4 		$1.92M Buy
+98,074
New +$1.86M ﹤0.01% 2747
2025
Q2 		– Sell
-12,569
Closed -$131K – 3287
2025
Q1 		$131K Sell
12,569
-87,009
-87% -$1.24M ﹤0.01% 3172
2024
Q4 		$2.35M Sell
99,578
-66,569
-40% -$1.97M ﹤0.01% 2747
2024
Q3 		$5.96M Sell
166,147
-5,038
-3% -$201K ﹤0.01% 2478
2024
Q2 		$6.04M Sell
171,185
-155,444
-48% -$4.52M ﹤0.01% 2429
2024
Q1 		$9.27M Sell
326,629
-478,922
-59% -$10.8M ﹤0.01% 2338
2023
Q4 		$10.7M Sell
805,551
-137,657
-15% -$1.34M ﹤0.01% 2296
2023
Q3 		$8.45M Buy
943,208
+142,983
+18% +$1.54M ﹤0.01% 2344
2023
Q2 		$9M Buy
800,225
+139,595
+21% +$1.65M ﹤0.01% 2306
2023
Q1 		$7.61M Buy
+660,630
New +$8.58M ﹤0.01% 2336
2022
Q3 		$3.65M Buy
287,601
+204,811
+247% +$2.35M ﹤0.01% 2527
2022
Q2 		$568K Buy
82,790
+32,512
+65% +$224K ﹤0.01% 3036
2022
Q1 		$484K Buy
50,278
+14,266
+40% +$121K ﹤0.01% 3159
2021
Q4 		$428K Buy
+36,012
New +$506K ﹤0.01% 3201

Other funds holding DYN

T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
JT
Jupiter Topco New York $245B AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
OAG
Orbis Allan Gray Hamilton, Bermuda $29.1B AUM 60.8% 1-Year Est. Return
AVLSA
Atlas Venture Life Science Advisors Cambridge, Massachusetts $881M AUM 160.77% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
TCM
TCG Crossover Management Palo Alto, California $4.16B AUM 983.43% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Dimensional Fund Advisors's DYN Position: Q2 2026 in Review

Dimensional Fund Advisors increased its Dyne Therapeutics (DYN) stake by 105% in Q2 2026, buying an estimated $18.5M and bringing the position to 1,946,479 shares worth $43.2M. The position accounts for 0.01% of the portfolio, ranked #1673.

Dimensional Fund Advisors first reported a position in DYN in Q4 2021 and has held it in 16 quarters since. 246 funds tracked by Wall St. Rank hold DYN as of Q2 2026.

  • Dimensional Fund Advisors held 1,946,479 shares of Dyne Therapeutics worth $43.2M as of Q2 2026.
  • Dimensional Fund Advisors bought 994,890 Dyne Therapeutics shares in Q2 2026, an estimated $18.5M.
  • Dyne Therapeutics made up 0.01% of Dimensional Fund Advisors's portfolio in Q2 2026, its #1673 holding.
  • Dimensional Fund Advisors first reported a position in Dyne Therapeutics in Q4 2021 and has held it in 16 quarters since.
  • 246 funds tracked by Wall St. Rank held Dyne Therapeutics as of Q2 2026.

Based on Dimensional Fund Advisors's 13F filing for Q2 2026, filed 11 Aug 2026.