Two Sigma Advisers’s Merrimack Pharmaceuticals, Inc. MACK Stock Holding History

Two Sigma Advisers’s Portfolio MACK Stock Details MACK Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2023 Q1	–	Sell	-11,181	Closed	-$128K	–	2855
2022 Q4	$128K	Sell	11,181 -7,500	-40%	-$61.8K	﹤0.01%	2264
2022 Q3	$70K	Sell	18,681 -300	-2%	-$1.39K	﹤0.01%	2349
2022 Q2	$113K	Sell	18,981 -4,200	-18%	-$23.7K	﹤0.01%	2378
2022 Q1	$147K	Sell	23,181 -2,500	-10%	-$14K	﹤0.01%	2437
2021 Q4	$100K	Sell	25,681 -6,800	-21%	-$29.5K	﹤0.01%	2406
2021 Q3	$157K	Sell	32,481 -9,685	-23%	-$50.5K	﹤0.01%	2286
2021 Q2	$269K	Sell	42,166 -116,079	-73%	-$766K	﹤0.01%	2176
2021 Q1	$994K	Sell	158,245 -61,865	-28%	-$442K	﹤0.01%	1655
2020 Q4	$1.52M	Buy	+220,110	New	+$1.09M	﹤0.01%	1392
2017 Q3	–	Sell	-1,881	Closed	-$18K	–	2449
2017 Q2	$18K	Buy	+1,881	New	+$38.4K	﹤0.01%	2228
2016 Q2	–	Sell	-1,284	Closed	-$85K	–	2279
2016 Q1	$85K	Buy	+1,284	New	+$67K	﹤0.01%	1959
2015 Q4	–	Sell	-5,405	Closed	-$402K	–	2097
2015 Q3	$402K	Sell	5,405 -7,763	-59%	-$634K	﹤0.01%	1376
2015 Q2	$1.28M	Sell	13,168 -10,883	-45%	-$1.04M	0.01%	1010
2015 Q1	$2.25M	Buy	24,051 +5,755	+31%	+$490K	0.02%	718
2014 Q4	$1.63M	Buy	18,296 +11,518	+170%	+$839K	0.01%	920
2014 Q3	$468K	Buy	6,778 +3,978	+142%	+$213K	﹤0.01%	1590
2014 Q2	$161K	Buy	+2,800	New	+$142K	﹤0.01%	2307

Other funds holding MACK

Newtyn Management New York $936M AUM 27.23% 1-Year Est. Return

WSL

Western Standard LLC Los Angeles, California $190M AUM 40.88% 1-Year Est. Return

MAP

Madison Avenue Partners New York $2.3B AUM 115.82% 1-Year Est. Return

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

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

Sepio Capital Salt Lake City, Utah $1.84B AUM 18.57% 1-Year Est. Return

SCM

Sio Capital Management New York $697M AUM 79.73% 1-Year Est. Return

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

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

WIM

Wittenberg Investment Management Carlisle, Massachusetts $269M AUM 28.17% 1-Year Est. Return

Two Sigma Advisers's MACK Position: Q1 2023 in Review

Two Sigma Advisers sold out of Merrimack Pharmaceuticals, Inc. (MACK) in Q1 2023, closing a stake of 11,181 shares — an estimated $128K sold.

Two Sigma Advisers first reported a position in MACK in Q2 2014 and held it in 17 quarters. The position peaked at $2.25M in Q1 2015. 50 funds tracked by Wall St. Rank hold MACK as of Q1 2023.

Two Sigma Advisers reported no remaining Merrimack Pharmaceuticals, Inc. position as of Q1 2023 after selling out during the quarter.
Two Sigma Advisers sold 11,181 Merrimack Pharmaceuticals, Inc. shares in Q1 2023, an estimated $128K.
Two Sigma Advisers first reported a position in Merrimack Pharmaceuticals, Inc. in Q2 2014 and held it in 17 quarters.
Two Sigma Advisers's Merrimack Pharmaceuticals, Inc. position peaked at $2.25M in Q1 2015.
50 funds tracked by Wall St. Rank held Merrimack Pharmaceuticals, Inc. as of Q1 2023.

Based on Two Sigma Advisers's 13F filing for Q1 2023, filed 15 May 2023.