Put Options Transactions Made in Q1 2025 in Merck & Co., Inc. (MRK)
This table provides information about the institutional ownership of Merck & Co., Inc. (MRK) during Q1 2025. The information is specifically focused on institutions that hold put options of Merck & Co., Inc..
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
May 15, 2025
Q1 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
BUY
|
PUT |
2.22M+ 161.04% |
$184M - $224M
|
3.6M
$277M
|
|
|
May 14, 2025
Q1 2025
|
Jane Street Group, LLC
New York, NY |
BUY
|
PUT |
1.28M+ 352.71% |
$106M - $129M
|
1.64M
$126M
|
|
|
May 14, 2025
Q1 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
BUY
|
PUT |
1.24M+ 52.8% |
$103M - $125M
|
3.59M
$276M
|
|
|
May 15, 2025
Q1 2025
|
Israel Englander
Millennium Management LLC | New York, Ny
|
BUY
|
PUT |
976K+ 155.18% |
$81M - $98.6M
|
1.6M
$123M
|
|
|
May 15, 2025
Q1 2025
|
Squarepoint Ops LLC
New York, NY |
BUY
|
PUT |
820K+ 535.53% |
$68.1M - $82.8M
|
973K
$74.8M
|
|
|
May 15, 2025
Q1 2025
|
Qube Research & Technologies LTD
London, X0 |
BUY
|
PUT |
659K+ 172.58% |
$54.7M - $66.6M
|
1.04M
$80M
|
|
|
May 14, 2025
Q1 2025
|
Hudson Bay Capital Management LP
Greenwich, CT |
BUY
|
PUT |
570K+ 105.46% |
$47.3M - $57.5M
|
1.11M
$85.3M
|
|
|
May 15, 2025
Q1 2025
|
Paul Tudor Jones
Tudor Investment Corp Et Al | Stamford, Ct
|
BUY
|
PUT |
549K+ 723.58% |
$45.6M - $55.5M
|
625K
$48M
|
|
|
May 14, 2025
Q1 2025
|
Capital Fund Management S.A.
Paris, I0 |
BUY
|
PUT |
424K+ 68.11% |
$35.2M - $42.8M
|
1.05M
$80.3M
|
|
|
May 15, 2025
Q1 2025
|
Bank Of America Corp
Charlotte, NC |
BUY
|
PUT |
383K+ 30.21% |
$31.8M - $38.7M
|
1.65M
$127M
|
|
|
May 14, 2025
Q1 2025
|
Walleye Trading LLC
Plymouth, MN |
BUY
|
PUT |
259K+ 300.7% |
$21.5M - $26.2M
|
345K
$26.5M
|
|
|
May 14, 2025
Q1 2025
|
Peak6 LLC
Chicago, IL |
BUY
|
PUT |
252KNew |
$20.9M - $25.4M
|
252K
$19.3M
|
|
|
May 13, 2025
Q1 2025
|
Ubs Group Ag
|
BUY
|
PUT |
162K+ 17.44% |
$13.4M - $16.3M
|
1.09M
$83.7M
|
|
|
May 15, 2025
Q1 2025
|
Cubist Systematic Strategies, LLC
Stamford, CT |
BUY
|
PUT |
104K+ 72.5% |
$8.6M - $10.5M
|
247K
$18.9M
|
|
|
May 15, 2025
Q1 2025
|
Steven Cohen
Point72 Asset Management, L.P. | Stamford, Ct
|
BUY
|
PUT |
100K+ 5000.0% |
$8.3M - $10.1M
|
102K
$7.84M
|
|
|
May 15, 2025
Q1 2025
|
Balyasny Asset Management LLC
Chicago, IL |
BUY
|
PUT |
88.2K+ 282.69% |
$7.32M - $8.91M
|
119K
$9.17M
|
|
|
May 14, 2025
Q1 2025
|
Credit Agricole S A
|
BUY
|
PUT |
80K+ 106.67% |
$6.64M - $8.08M
|
155K
$11.9M
|
|
|
May 05, 2025
Q1 2025
|
Allianz Asset Management Gmb H
Munich, 2M |
BUY
|
PUT |
74.5K+ 68.54% |
$6.18M - $7.53M
|
183K
$14.1M
|
|
|
May 16, 2025
Q1 2025
|
Goldman Sachs Group Inc
New York, NY |
BUY
|
PUT |
61.8KNew |
$5.13M - $6.24M
|
61.8K
$4.75M
|
|
|
May 15, 2025
Q1 2025
|
J. Goldman & CO LP
New York, NY |
BUY
|
PUT |
60KNew |
$4.98M - $6.06M
|
60K
$4.61M
|
|
|
May 15, 2025
Q1 2025
|
Caption Management, LLC
Oklahoma City, OK |
BUY
|
PUT |
50KNew |
$4.15M - $5.05M
|
50K
$3.84M
|
|
|
May 15, 2025
Q1 2025
|
Twin Tree Management, LP
Dallas, TX |
BUY
|
PUT |
48.5K+ 915.09% |
$4.03M - $4.9M
|
53.8K
$4.13M
|
|
|
May 15, 2025
Q1 2025
|
Man Group PLC
London, X0 |
BUY
|
PUT |
43.6K+ 21.63% |
$3.62M - $4.4M
|
245K
$18.8M
|
|
|
May 15, 2025
Q1 2025
|
Point72 (Difc) LTD
Dubai, C0 |
BUY
|
PUT |
30.2K+ 61.13% |
$2.51M - $3.05M
|
79.6K
$6.12M
|
|
|
May 14, 2025
Q1 2025
|
Sig Brokerage, LP
Bala Cynwyd, PA |
BUY
|
PUT |
30KNew |
$2.49M - $3.03M
|
30K
$2.31M
|
|
|
May 12, 2025
Q1 2025
|
Wolverine Asset Management LLC
|
BUY
|
PUT |
24.8K+ 77.02% |
$2.06M - $2.51M
|
57K
$4.38M
|
|
|
Apr 24, 2025
Q1 2025
|
Fulcrum Asset Management LLP
London, X0 |
BUY
|
PUT |
22.6KNew |
$1.87M - $2.28M
|
22.6K
$1.73M
|
|
|
May 13, 2025
Q1 2025
|
Bank Of Montreal
Toronto, A6 |
BUY
|
PUT |
15.5KNew |
$1.29M - $1.57M
|
15.5K
$1.19M
|
|
|
May 14, 2025
Q1 2025
|
Capula Management LTD
Grand Cayman, E9 |
BUY
|
PUT |
10.1K+ 325.81% |
$838K - $1.02M
|
13.2K
$1.01M
|
|
|
May 12, 2025
Q1 2025
|
Arrowpoint Investment Partners (Singapore) Pte. Ltd.
Singapore, U0 |
BUY
|
PUT |
2.8KNew |
$232K - $283K
|
2.8K
$215K
|
|
|
May 29, 2025
Q1 2025
|
Quaker Wealth Management, LLC
|
BUY
|
PUT |
2.18KNew |
$181K - $220K
|
2.18K
$168K
|
|
|
May 15, 2025
Q1 2025
|
Verition Fund Management LLC
Greenwich, CT |
BUY
|
PUT |
1.1K+ 9.32% |
$91.3K - $111K
|
12.9K
$991K
|
|
|
May 13, 2025
Q1 2025
|
Wells Fargo & Company
San Francisco, CA |
BUY
|
PUT |
300+ 1.45% |
$24.9K - $30.3K
|
21K
$1.61M
|
|
|
Apr 29, 2025
Q1 2025
|
Concurrent Investment Advisors, LLC
Tampa, FL |
BUY
|
PUT |
100New |
$8.3K - $10.1K
|
100
$7.68K
|
|
|
May 15, 2025
Q1 2025
|
Mai Capital Management
|
SELL
|
PUT |
-600- 10.71% |
$49.8K - $60.6K
|
5K
$384K
|
|
|
May 12, 2025
Q1 2025
|
Xy Capital LTD
Central, K3 |
SELL
|
PUT |
-1.1K- 14.29% |
$91.3K - $111K
|
6.6K
$507K
|
|
|
May 06, 2025
Q1 2025
|
Readystate Asset Management LP
Chicago, IL |
SELL
|
PUT |
-3.4K- 9.97% |
$282K - $343K
|
30.7K
$2.36M
|
|
|
May 15, 2025
Q1 2025
|
D. E. Shaw & Co., Inc.
New York, NY |
SELL
|
PUT |
-22.8K- 4.19% |
$1.89M - $2.3M
|
521K
$40.1M
|
|
|
May 15, 2025
Q1 2025
|
Barclays PLC
London, X0 |
SELL
|
PUT |
-26.1K- 17.77% |
$2.17M - $2.64M
|
121K
$9.28M
|
|
|
May 14, 2025
Q1 2025
|
Walleye Capital LLC
Plymouth, MN |
SELL
|
PUT |
-27.9K- 25.71% |
$2.32M - $2.82M
|
80.6K
$6.19M
|
|
|
May 08, 2025
Q1 2025
|
Jefferies Financial Group Inc.
New York, NY |
SELL
|
PUT |
-58.8K- 55.42% |
$4.88M - $5.94M
|
47.3K
$3.63M
|
|
|
May 12, 2025
Q1 2025
|
Citigroup Inc
|
SELL
|
PUT |
-113K- 14.78% |
$9.41M - $11.5M
|
654K
$50.3M
|
|
|
May 15, 2025
Q1 2025
|
Mirae Asset Securities (Usa) Inc.
New York, NY |
SELL
|
PUT |
-138K- 91.8% |
$11.4M - $13.9M
|
12.3K
$945K
|
|
|
May 15, 2025
Q1 2025
|
Capstone Investment Advisors, LLC
New York, NY |
SELL
|
PUT |
-170K- 38.92% |
$14.1M - $17.2M
|
267K
$20.5M
|
|
|
May 14, 2025
Q1 2025
|
Eisler Capital Management Ltd.
London, X0 |
SELL
|
PUT |
-229K- 57.02% |
$19M - $23.1M
|
173K
$13.3M
|
|
|
May 15, 2025
Q1 2025
|
Parallax Volatility Advisers, L.P.
San Francisco, CA |
SELL
|
PUT |
-396K- 95.17% |
$32.9M - $40M
|
20.1K
$1.54M
|