Parallax Volatility Advisers’s Kosmos Energy KOS Stock Holding History

Parallax Volatility Advisers’s Portfolio KOS Stock Details KOS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2023 Q1	–	Sell	-28,500	Closed	-$181K	–	2967
2022 Q4	$181K	Buy	28,500 +10,300	+57%	+$64.3K	﹤0.01%	2168
2022 Q3	$94K	Sell	18,200 -200,000	-92%	-$1.21M	﹤0.01%	2488
2022 Q2	$1.35M	Buy	+218,200	New	+$1.57M	﹤0.01%	1527
2018 Q2	–	Sell	-279,400	Closed	-$1.76M	–	2790
2018 Q1	$1.76M	Buy	+279,400	New	+$1.75M	﹤0.01%	808
2017 Q3	–	Sell	-225,000	Closed	-$1.44M	–	2759
2017 Q2	$1.44M	Hold	225,000	–	–	﹤0.01%	940
2017 Q1	$1.5M	Hold	225,000	–	–	﹤0.01%	976
2016 Q4	$1.58M	Buy	+225,000	New	+$1.28M	﹤0.01%	1061
2015 Q2	–	Sell	-1,000	Closed	-$8K	–	4360
2015 Q1	$8K	Sell	1,000 -1,000	-50%	-$8.39K	﹤0.01%	3993
2014 Q4	$17K	Hold	2,000	–	–	﹤0.01%	4528
2014 Q3	$20K	Buy	+2,000	New	+$20K	﹤0.01%	3704

Other funds holding KOS

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Grantham, Mayo, Van Otterloo & Co (GMO) Boston, Massachusetts $39.1B AUM 28.69% 1-Year Est. Return

American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

Hotchkis & Wiley Capital Management Los Angeles, California $32.4B AUM 17.21% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

EPIM

Equinox Partners Investment Management Stamford, Connecticut $245M AUM 225.58% 1-Year Est. Return

PCM

Patient Capital Management Baltimore, Maryland $2.74B AUM 43.59% 1-Year Est. Return

William Blair Investment Management Chicago, Illinois $30.3B AUM 33.75% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Parallax Volatility Advisers's KOS Position: Q1 2025 in Review

Parallax Volatility Advisers sold out of Kosmos Energy (KOS) in Q1 2025, closing a stake of 350,000 shares — an estimated $1.2M sold.

Parallax Volatility Advisers first reported a position in KOS in Q2 2014 and held it in 17 quarters. The position peaked at $1.2M in Q4 2024. 252 funds tracked by Wall St. Rank hold KOS as of Q1 2025.

Parallax Volatility Advisers reported no remaining Kosmos Energy position as of Q1 2025 after selling out during the quarter.
Parallax Volatility Advisers sold 350,000 Kosmos Energy shares in Q1 2025, an estimated $1.2M.
Parallax Volatility Advisers first reported a position in Kosmos Energy in Q2 2014 and held it in 17 quarters.
Parallax Volatility Advisers's Kosmos Energy position peaked at $1.2M in Q4 2024.
252 funds tracked by Wall St. Rank held Kosmos Energy as of Q1 2025.

Based on Parallax Volatility Advisers's 13F filing for Q1 2025, filed 15 May 2025.