SK
PRTK

Seth Klarman’s Paratek Pharmaceuticals, Inc. PRTK Stock Holding History

Seth Klarman’s Portfolio PRTK Stock Details PRTK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2019
Q4 		– Sell
-2,394,498
Closed -$10.3M – 35
2019
Q3 		$10.3M Hold
2,394,498
– – 0.12% 32
2019
Q2 		$9.55M Hold
2,394,498
– – 0.09% 32
2019
Q1 		$12.8M Hold
2,394,498
– – 0.11% 34
2018
Q4 		$12.3M Hold
2,394,498
– – 0.11% 34
2018
Q3 		$23.2M Hold
2,394,498
– – 0.18% 34
2018
Q2 		$24.4M Hold
2,394,498
– – 0.21% 27
2018
Q1 		$31.1M Hold
2,394,498
– – 0.3% 25
2017
Q4 		$42.9M Hold
2,394,498
– – 0.42% 23
2017
Q3 		$60.1M Hold
2,394,498
– – 0.75% 19
2017
Q2 		$57.7M Buy
2,394,498
+350,000
+17% +$7.74M 0.66% 24
2017
Q1 		$39.4M Hold
2,044,498
– – 0.46% 32
2016
Q4 		$31.5M Hold
2,044,498
– – 0.41% 34
2016
Q3 		$26.6M Hold
2,044,498
– – 0.38% 33
2016
Q2 		$28.4M Buy
2,044,498
+500,000
+32% +$7.36M 0.39% 29
2016
Q1 		$23.4M Hold
1,544,498
– – 0.34% 26
2015
Q4 		$29.3M Hold
1,544,498
– – 0.53% 26
2015
Q3 		$29.3M Hold
1,544,498
– – 0.49% 31
2015
Q2 		$39.8M Sell
1,544,498
-190,720
-11% -$5.41M 0.66% 24
2015
Q1 		$54.2M Hold
1,735,218
– – 0.91% 21
2014
Q4 		$62.1M Buy
+1,735,218
New +$41.4M 1.22% 18

Other funds holding PRTK

OFM
Omega Fund Management Boston, Massachusetts $186M AUM 155.23% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
AC
Armistice Capital New York $8.17B AUM 68.82% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
A
Abingworth London, United Kingdom $307M AUM 93.47% 1-Year Est. Return
NAM
Nexpoint Asset Management Dallas, Texas $1.5B AUM 83.46% 1-Year Est. Return
APCM
Arbiter Partners Capital Management New York $190M AUM 50.42% 1-Year Est. Return
GIM
Granahan Investment Management Waltham, Massachusetts $2.81B AUM 83.9% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Seth Klarman's PRTK Position: Q4 2019 in Review

Seth Klarman sold out of Paratek Pharmaceuticals, Inc. (PRTK) in Q4 2019, closing a stake of 2,394,498 shares — an estimated $10.3M sold.

Seth Klarman first reported a position in PRTK in Q4 2014 and held it in 20 quarters. The position peaked at $62.1M in Q4 2014. 93 funds tracked by Wall St. Rank hold PRTK as of Q4 2019.

  • Seth Klarman reported no remaining Paratek Pharmaceuticals, Inc. position as of Q4 2019 after selling out during the quarter.
  • Seth Klarman sold 2,394,498 Paratek Pharmaceuticals, Inc. shares in Q4 2019, an estimated $10.3M.
  • Seth Klarman first reported a position in Paratek Pharmaceuticals, Inc. in Q4 2014 and held it in 20 quarters.
  • Seth Klarman's Paratek Pharmaceuticals, Inc. position peaked at $62.1M in Q4 2014.
  • 93 funds tracked by Wall St. Rank held Paratek Pharmaceuticals, Inc. as of Q4 2019.

Based on Baupost Group's 13F filing for Q4 2019, filed 13 Feb 2020.