Jane Street
KYNB

Jane Street’s Kyntra Bio KYNB Stock Holding History

Jane Street’s Portfolio KYNB Stock Details KYNB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2023
Q3 		– Sell
-39,560
Closed -$2.67M – 8847
2023
Q2 		$2.67M Buy
39,560
+39,056
+7,749% +$16.2M ﹤0.01% 3696
2023
Q1 		$235K Sell
504
-2,436
-83% -$1.29M ﹤0.01% 7583
2022
Q4 		$1.18M Buy
2,940
+1,508
+105% +$578K ﹤0.01% 4724
2022
Q3 		$466K Buy
1,432
+908
+173% +$292K ﹤0.01% 6815
2022
Q2 		$138K Sell
524
-64
-11% -$16.4K ﹤0.01% 8463
2022
Q1 		$177K Sell
588
-36
-6% -$12.5K ﹤0.01% 9114
2021
Q4 		$220K Sell
624
-592
-49% -$184K ﹤0.01% 8671
2021
Q3 		$311K Sell
1,216
-17,552
-94% -$6.22M ﹤0.01% 8113
2021
Q2 		$12.5M Buy
18,768
+18,168
+3,028% +$10.5M ﹤0.01% 1482
2021
Q1 		$521K Buy
600
+36
+6% +$38.3K ﹤0.01% 6726
2020
Q4 		$523K Buy
564
+72
+15% +$75.7K ﹤0.01% 5669
2020
Q3 		$506K Sell
492
-932
-65% -$1M ﹤0.01% 5134
2020
Q2 		$1.44M Buy
+1,424
New +$1.32M ﹤0.01% 3527
2020
Q1 		– Sell
-1,620
Closed -$1.74M – 5493
2019
Q4 		$1.74M Buy
+1,620
New +$1.65M ﹤0.01% 2103
2018
Q2 		– Sell
-388
Closed -$448K – 5140
2018
Q1 		$448K Buy
+388
New +$511K ﹤0.01% 3588

Other funds holding KYNB

AC
Armistice Capital New York $8.17B AUM 68.82% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
HighTower Advisors
HighTower Advisors Chicago, Illinois $104B AUM 28.3% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
Vanguard Fiduciary Trust
Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM
BC
Birchview Capital Burlington, Vermont $214M AUM 185.33% 1-Year Est. Return

Jane Street's KYNB Position: Q2 2026 in Review

Jane Street sold out of Kyntra Bio (KYNB) in Q2 2026, closing a stake of 12,228 shares — an estimated $82.9K sold.

Jane Street first reported a position in KYNB in Q2 2015 and held it in 32 quarters. The position peaked at $8.47M in Q1 2023. 27 funds tracked by Wall St. Rank hold KYNB as of Q2 2026.

  • Jane Street reported no remaining Kyntra Bio position as of Q2 2026 after selling out during the quarter.
  • Jane Street sold 12,228 Kyntra Bio shares in Q2 2026, an estimated $82.9K.
  • Jane Street first reported a position in Kyntra Bio in Q2 2015 and held it in 32 quarters.
  • Jane Street's Kyntra Bio position peaked at $8.47M in Q1 2023.
  • 27 funds tracked by Wall St. Rank held Kyntra Bio as of Q2 2026.

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