Twin Tree Management’s Merck MRK Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$1.52M Buy
+12,600
New +$1.45M 0.03% 563
2025
Q4
Sell
-296,100
Closed -$24.9M 1615
2025
Q3
$24.9M Sell
296,100
-267,800
-47% -$22.1M 0.1% 230
2025
Q2
$44.6M Buy
563,900
+510,100
+948% +$40.5M 0.08% 237
2025
Q1
$4.83M Buy
53,800
+48,500
+915% +$4.53M 0.01% 915
2024
Q4
$527K Buy
+5,300
New +$546K ﹤0.01% 1338
2024
Q2
Sell
-464,800
Closed -$61.3M 1557
2024
Q1
$61.3M Buy
+464,800
New +$57.3M 0.14% 142
2023
Q1
Sell
-110,300
Closed -$12.2M 1462
2022
Q4
$12.2M Buy
+110,300
New +$11.3M 0.03% 521
2022
Q3
Sell
-470,400
Closed -$42.9M 1548
2022
Q2
$42.9M Sell
470,400
-173,800
-27% -$15.4M 0.07% 217
2022
Q1
$52.9M Sell
644,200
-24,200
-4% -$1.91M 0.08% 180
2021
Q4
$51.2M Buy
+668,400
New +$53.2M 0.11% 162
2020
Q3
Sell
-121,882
Closed -$8.99M 1478
2020
Q2
$8.99M Sell
121,882
-72,941
-37% -$5.49M 0.04% 489
2020
Q1
$14.3M Buy
194,823
+173,129
+798% +$13.6M 0.07% 247
2019
Q4
$1.88M Sell
21,694
-58,792
-73% -$4.83M 0.01% 738
2019
Q3
$6.46M Sell
80,486
-88,661
-52% -$7.11M 0.03% 412
2019
Q2
$13.5M Sell
169,147
-91,805
-35% -$7.03M 0.07% 247
2019
Q1
$20.7M Buy
+260,952
New +$19.5M 0.11% 170
2018
Q4
Sell
-60,784
Closed -$4.12M 1454
2018
Q3
$4.12M Hold
60,784
0.03% 434
2018
Q2
$3.52M Buy
+60,784
New +$3.43M 0.02% 509
2017
Q4
Sell
-137,602
Closed -$8.41M 1112
2017
Q3
$8.41M Sell
137,602
-37,728
-22% -$2.29M 0.07% 265
2017
Q2
$10.7M Sell
175,330
-222,910
-56% -$13.6M 0.08% 229
2017
Q1
$24.1M Sell
398,240
-41,291
-9% -$2.51M 0.22% 100
2016
Q4
$24.7M Buy
439,531
+152,065
+53% +$8.9M 0.24% 91
2016
Q3
$17.1M Sell
287,466
-70,845
-20% -$4.14M 0.22% 95
2016
Q2
$19.7M Sell
358,311
-164,431
-31% -$8.75M 0.31% 53
2016
Q1
$26.4M Buy
522,742
+283,064
+118% +$13.9M 0.5% 27
2015
Q4
$12.1M Buy
239,678
+31,336
+15% +$1.58M 0.24% 71
2015
Q3
$9.82M Sell
208,342
-71,788
-26% -$3.81M 0.25% 55
2015
Q2
$15.2M Sell
280,130
-8,594
-3% -$482K 0.37% 43
2015
Q1
$15.8M Sell
288,724
-126,074
-30% -$7.14M 0.4% 38
2014
Q4
$22.5M Buy
414,798
+256,969
+163% +$14.3M 0.63% 12
2014
Q3
$8.93M Sell
157,829
-76,294
-33% -$4.28M 0.24% 70
2014
Q2
$12.9M Buy
234,123
+43,387
+23% +$2.37M 0.29% 47
2014
Q1
$10.3M Buy
190,736
+171,348
+884% +$8.87M 0.21% 76
2013
Q4
$926K Sell
19,388
-77,657
-80% -$3.55M 0.02% 617
2013
Q3
$4.41M Sell
97,045
-26,200
-21% -$1.2M 0.15% 141
2013
Q2
$5.46M Buy
+123,245
New +$5.5M 0.21% 71

Other funds holding MRK

Twin Tree Management's MRK Position: Q1 2026 in Review

Twin Tree Management sold out of Merck (MRK) in Q1 2026, closing a stake of 10,738 shares — an estimated $1.24M sold.

Twin Tree Management first reported a position in MRK in Q3 2013 and held it in 33 quarters. The position peaked at $62.9M in Q4 2022. 3,777 funds tracked by Wall St. Rank hold MRK as of Q1 2026.

  • Twin Tree Management reported no remaining Merck position as of Q1 2026 after selling out during the quarter.
  • Twin Tree Management sold 10,738 Merck shares in Q1 2026, an estimated $1.24M.
  • Twin Tree Management first reported a position in Merck in Q3 2013 and held it in 33 quarters.
  • Twin Tree Management's Merck position peaked at $62.9M in Q4 2022.
  • 3,777 funds tracked by Wall St. Rank held Merck as of Q1 2026.

Based on Twin Tree Management's 13F filing for Q1 2026, filed 14 May 2026.