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Two Sigma Securities’s Merck MRK Stock Holding History

Two Sigma Securities’s Portfolio MRK Stock Details MRK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2024
Q4 		– Sell
-150,800
Closed -$17.1M – 2629
2024
Q3 		$17.1M Buy
150,800
+35,900
+31% +$4.27M 0.29% 69
2024
Q2 		$14.2M Sell
114,900
-142,600
-55% -$18.4M 0.17% 136
2024
Q1 		$34M Buy
257,500
+133,500
+108% +$16.5M 0.33% 55
2023
Q4 		$13.5M Buy
124,000
+92,100
+289% +$9.56M 0.13% 166
2023
Q3 		$3.28M Sell
31,900
-66,600
-68% -$7.18M 0.03% 501
2023
Q2 		$11.4M Buy
98,500
+67,400
+217% +$7.65M 0.17% 126
2023
Q1 		$3.31M Buy
31,100
+10,600
+52% +$1.14M 0.07% 362
2022
Q4 		$2.27M Sell
20,500
-1,300
-6% -$133K 0.07% 372
2022
Q3 		$1.88M Sell
21,800
-3,800
-15% -$339K 0.06% 385
2022
Q2 		$2.33M Sell
25,600
-144,300
-85% -$12.8M 0.08% 271
2022
Q1 		$13.9M Buy
169,900
+157,000
+1,217% +$12.4M 0.49% 20
2021
Q4 		$989K Sell
12,900
-63,900
-83% -$5.09M 0.04% 272
2021
Q3 		$5.77M Buy
76,800
+49,000
+176% +$3.73M 0.17% 95
2021
Q2 		$2.16M Buy
+27,800
New +$2.07M 0.07% 224
2021
Q1 		– Sell
-28,715
Closed -$2.24M – 1423
2020
Q4 		$2.24M Buy
28,715
+20,855
+265% +$1.6M 0.05% 224
2020
Q3 		$622K Sell
7,860
-2,934
-27% -$230K 0.01% 508
2020
Q2 		$796K Sell
10,794
-30,392
-74% -$2.29M 0.02% 470
2020
Q1 		$3.02M Sell
41,186
-179,418
-81% -$14.1M 0.07% 177
2019
Q4 		$19.1M Buy
220,604
+176,274
+398% +$14.5M 0.13% 108
2019
Q3 		$3.56M Sell
44,330
-73,675
-62% -$5.9M 0.03% 391
2019
Q2 		$9.44M Buy
118,005
+84,574
+253% +$6.48M 0.1% 119
2019
Q1 		$2.65M Sell
33,431
-61,203
-65% -$4.58M 0.02% 265
2018
Q4 		$6.9M Sell
94,634
-113,080
-54% -$7.98M 0.08% 127
2018
Q3 		$14.1M Sell
207,714
-149,968
-42% -$9.55M 0.09% 146
2018
Q2 		$20.7M Sell
357,682
-176,903
-33% -$9.98M 0.1% 148
2018
Q1 		$27.8M Buy
534,585
+519,389
+3,418% +$28.1M 0.16% 105
2017
Q4 		$816K Buy
+15,196
New +$842K 0.02% 490

Other funds holding MRK

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

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

Two Sigma Securities opened a new position in Merck (MRK) in Q1 2026: 1,737 shares worth $209K. The stake represents 0.02% of the portfolio and ranks #1028 among its holdings. This is a return to the name: Two Sigma Securities previously reported a position in MRK as recently as Q4 2024.

Two Sigma Securities first reported a position in MRK in Q3 2016 and has held it in 28 quarters since. The position peaked at $22.8M in Q2 2024. 3,778 funds tracked by Wall St. Rank hold MRK as of Q1 2026.

  • Two Sigma Securities held 1,737 shares of Merck worth $209K as of Q1 2026.
  • Merck was a new Two Sigma Securities position in Q1 2026.
  • Merck made up 0.02% of Two Sigma Securities's portfolio in Q1 2026, its #1028 holding.
  • Two Sigma Securities first reported a position in Merck in Q3 2016 and has held it in 28 quarters since.
  • Two Sigma Securities's Merck position peaked at $22.8M in Q2 2024.
  • 3,778 funds tracked by Wall St. Rank held Merck as of Q1 2026.

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