Two Sigma Investments’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
$6.65M Buy
55,300
+41,600
+304% +$4.8M 0.01% 1741
2025
Q4
$1.44M Buy
+13,700
New +$1.29M ﹤0.01% 2692
2022
Q1
Sell
-54,100
Closed -$4.15M 3715
2021
Q4
$4.15M Sell
54,100
-45,400
-46% -$3.62M 0.01% 1305
2021
Q3
$7.47M Sell
99,500
-79,500
-44% -$6.05M 0.02% 931
2021
Q2
$13.9M Sell
179,000
-113,916
-39% -$8.47M 0.03% 639
2021
Q1
$21.5M Buy
292,916
+142,633
+95% +$10.5M 0.06% 401
2020
Q4
$11.7M Buy
150,283
+84,469
+128% +$6.46M 0.03% 545
2020
Q3
$5.21M Sell
65,814
-6,708
-9% -$525K 0.02% 778
2020
Q2
$5.35M Buy
72,522
+40,453
+126% +$3.05M 0.03% 618
2020
Q1
$2.35M Sell
32,069
-76,294
-70% -$6M 0.02% 880
2019
Q4
$9.4M Buy
108,363
+1,153
+1% +$94.7K 0.03% 645
2019
Q3
$8.61M Sell
107,210
-30,497
-22% -$2.44M 0.03% 601
2019
Q2
$11M Sell
137,707
-242,193
-64% -$18.5M 0.04% 555
2019
Q1
$30.1M Buy
379,900
+189,583
+100% +$14.2M 0.1% 268
2018
Q4
$13.9M Buy
190,317
+55,649
+41% +$3.93M 0.05% 442
2018
Q3
$9.12M Sell
134,668
-174,702
-56% -$11.1M 0.02% 675
2018
Q2
$17.9M Buy
309,370
+29,135
+10% +$1.64M 0.05% 442
2018
Q1
$14.6M Buy
280,235
+193,356
+223% +$10.4M 0.05% 443
2017
Q4
$4.67M Buy
+86,879
New +$4.82M 0.02% 940
2017
Q2
Sell
-48,418
Closed -$2.94M 3165
2017
Q1
$2.94M Sell
48,418
-232,551
-83% -$14.1M 0.01% 1216
2016
Q4
$15.8M Buy
280,969
+138,651
+97% +$8.11M 0.06% 386
2016
Q3
$8.47M Buy
142,318
+22,951
+19% +$1.34M 0.03% 627
2016
Q2
$6.56M Sell
119,367
-152,170
-56% -$8.1M 0.03% 653
2016
Q1
$13.7M Buy
271,537
+32,593
+14% +$1.6M 0.07% 353
2015
Q4
$12M Buy
+238,944
New +$12M 0.06% 362
2015
Q3
Sell
-45,064
Closed -$2.45M 2528
2015
Q2
$2.45M Buy
45,064
+11,528
+34% +$647K 0.01% 1080
2015
Q1
$1.84M Buy
+33,536
New +$1.9M 0.01% 1220

Other funds holding MRK

Two Sigma Investments's MRK Position: Q1 2026 in Review

Two Sigma Investments reduced its Merck (MRK) stake by 14% in Q1 2026, selling an estimated $1.21M and leaving 64,325 shares worth $7.74M. The position accounts for 0.01% of the portfolio, ranked #1613.

Two Sigma Investments first reported a position in MRK in Q3 2013 and has held it in 41 quarters since. The position peaked at $268M in Q4 2019. 3,777 funds tracked by Wall St. Rank hold MRK as of Q1 2026.

  • Two Sigma Investments held 64,325 shares of Merck worth $7.74M as of Q1 2026.
  • Two Sigma Investments sold 10,500 Merck shares in Q1 2026, an estimated $1.21M.
  • Merck made up 0.01% of Two Sigma Investments's portfolio in Q1 2026, its #1613 holding.
  • Two Sigma Investments first reported a position in Merck in Q3 2013 and has held it in 41 quarters since.
  • Two Sigma Investments's Merck position peaked at $268M in Q4 2019.
  • 3,777 funds tracked by Wall St. Rank held Merck as of Q1 2026.

Based on Two Sigma Investments's 13F filing for Q1 2026, filed 15 May 2026.