Jane Street
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Jane Street’s Kymera Therapeutics KYMR Stock Holding History

Jane Street’s Portfolio KYMR Stock Details KYMR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$15.7M Buy
137,200
+115,400
+529% +$9.92M ﹤0.01% 2371
2026
Q1 		$1.82M Sell
21,800
-1,200
-5% -$95K ﹤0.01% 5284
2025
Q4 		$1.79M Buy
23,000
+11,200
+95% +$756K ﹤0.01% 5021
2025
Q3 		$668K Sell
11,800
-12,600
-52% -$568K ﹤0.01% 7214
2025
Q2 		$1.06M Buy
24,400
+10,000
+69% +$344K ﹤0.01% 5495
2025
Q1 		$394K Buy
14,400
+5,900
+69% +$215K ﹤0.01% 7301
2024
Q4 		$342K Buy
+8,500
New +$384K ﹤0.01% 7521
2024
Q1 		– Sell
-12,600
Closed -$321K – 9683
2023
Q4 		$321K Buy
+12,600
New +$225K ﹤0.01% 7499
2023
Q3 		– Sell
-15,200
Closed -$349K – 9043
2023
Q2 		$349K Sell
15,200
-13,600
-47% -$390K ﹤0.01% 6892
2023
Q1 		$853K Buy
28,800
+13,700
+91% +$442K ﹤0.01% 5318
2022
Q4 		$377K Buy
+15,100
New +$403K ﹤0.01% 6630
2022
Q2 		– Sell
-11,800
Closed -$499K – 10340
2022
Q1 		$499K Sell
11,800
-108,200
-90% -$4.57M ﹤0.01% 7487
2021
Q4 		$7.62M Buy
120,000
+65,000
+118% +$3.79M ﹤0.01% 2241
2021
Q3 		$3.23M Buy
+55,000
New +$3.19M ﹤0.01% 3515

Other funds holding KYMR

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BBA
Baker Bros. Advisors New York $20B AUM 154.41% 1-Year Est. Return
ACA
Avoro Capital Advisors New York $11.1B AUM 207.82% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
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
BI
BVF Inc San Francisco, California $3.91B AUM 304.52% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
SL
Siren LLC Greenwich, Connecticut $4.94B AUM 244.43% 1-Year Est. Return

Jane Street's KYMR Position: Q2 2026 in Review

Jane Street increased its Kymera Therapeutics (KYMR) stake by 0.61% in Q2 2026, buying an estimated $1.55K and bringing the position to 2,957 shares worth $339K. The position accounts for ﹤0.01% of the portfolio, ranked #8936.

Jane Street first reported a position in KYMR in Q4 2020 and has held it in 18 quarters since. The position peaked at $4.99M in Q4 2023. 276 funds tracked by Wall St. Rank hold KYMR as of Q2 2026.

  • Jane Street held 2,957 shares of Kymera Therapeutics worth $339K as of Q2 2026.
  • Jane Street bought 18 Kymera Therapeutics shares in Q2 2026, an estimated $1.55K.
  • Kymera Therapeutics made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #8936 holding.
  • Jane Street first reported a position in Kymera Therapeutics in Q4 2020 and has held it in 18 quarters since.
  • Jane Street's Kymera Therapeutics position peaked at $4.99M in Q4 2023.
  • 276 funds tracked by Wall St. Rank held Kymera Therapeutics as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.