Twin Tree Management
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Twin Tree Management’s GSK GSK Stock Holding History

Twin Tree Management’s Portfolio GSK Stock Details GSK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$750K Sell
14,300
-9,400
-40% -$497K 0.01% 918
2026
Q1 		$1.31M Buy
+23,700
New +$1.28M 0.03% 623
2025
Q4 		– Sell
-26,800
Closed -$1.16M – 1538
2025
Q3 		$1.16M Hold
26,800
– – ﹤0.01% 1161
2025
Q2 		$1.03M Buy
+26,800
New +$1.02M ﹤0.01% 1353
2025
Q1 		– Sell
-79,600
Closed -$2.69M – 1697
2024
Q4 		$2.69M Buy
79,600
+39,500
+99% +$1.42M ﹤0.01% 1088
2024
Q3 		$1.64M Buy
+40,100
New +$1.64M ﹤0.01% 1173
2024
Q1 		– Sell
-236,600
Closed -$8.77M – 1416
2023
Q4 		$8.77M Sell
236,600
-8,200
-3% -$294K 0.02% 722
2023
Q3 		$8.87M Buy
+244,800
New +$8.69M 0.02% 544
2023
Q2 		– Sell
-440,100
Closed -$15.7M – 1352
2023
Q1 		$15.7M Buy
+440,100
New +$15.4M 0.03% 453
2022
Q3 		– Sell
-73,440
Closed -$4M – 1458
2022
Q2 		$4M Buy
+73,440
New +$4.05M 0.01% 909
2016
Q3 		– Sell
-40,560
Closed -$2.2M – 1222
2016
Q2 		$2.2M Buy
+40,560
New +$2.14M 0.03% 464
2015
Q4 		– Sell
-5,440
Closed -$261K – 1462
2015
Q3 		$261K Sell
5,440
-17,440
-76% -$908K 0.01% 940
2015
Q2 		$1.19M Sell
22,880
-6,000
-21% -$338K 0.03% 581
2015
Q1 		$1.67M Sell
28,880
-14,640
-34% -$839K 0.04% 444
2014
Q4 		$2.33M Sell
43,520
-1,600
-4% -$89.5K 0.06% 336
2014
Q3 		$2.59M Buy
45,120
+26,720
+145% +$1.64M 0.07% 302
2014
Q2 		$1.23M Sell
18,400
-107,840
-85% -$7.3M 0.03% 535
2014
Q1 		$8.43M Buy
+126,240
New +$8.53M 0.17% 123

Other funds holding GSK

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Dodge & Cox
Dodge & Cox San Francisco, California $191B AUM 17.5% 1-Year Est. Return
Fisher Asset Management
Fisher Asset Management Camas, Washington $336B AUM 34.66% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
JEST
JTC Employer Solutions Trustee St Helier, Jersey $1.25B AUM 41.83% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Royal Bank of Canada
Royal Bank of Canada Toronto, Ontario, Canada $672B AUM 33.48% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return

Twin Tree Management's GSK Position: Q2 2026 in Review

Twin Tree Management sold out of GSK (GSK) in Q2 2026, closing a stake of 594 shares — an estimated $31.4K sold.

Twin Tree Management first reported a position in GSK in Q1 2014 and held it in 22 quarters. The position peaked at $22.3M in Q4 2021. 1,040 funds tracked by Wall St. Rank hold GSK as of Q2 2026.

  • Twin Tree Management reported no remaining GSK position as of Q2 2026 after selling out during the quarter.
  • Twin Tree Management sold 594 GSK shares in Q2 2026, an estimated $31.4K.
  • Twin Tree Management first reported a position in GSK in Q1 2014 and held it in 22 quarters.
  • Twin Tree Management's GSK position peaked at $22.3M in Q4 2021.
  • 1,040 funds tracked by Wall St. Rank held GSK as of Q2 2026.

Based on Twin Tree Management's 13F filing for Q2 2026, filed 12 Aug 2026.