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Paratek Pharmaceuticals, Inc.

PRTKDelisted Sep 21, 2023
Industry
Pharmaceutical Preparations
SEC CIK
0001178711

Paratek Pharmaceuticals, Inc. was delisted on Sep 21, 2023; its insiders filed their last Form 4 on Sep 21, 2023; 66 institutions reported holding it in 13F filings for Q2 2023, worth $47.0M in total; no superinvestor held it.

13F holders, Q3 2021

Institutional positions in Paratek Pharmaceuticals, Inc. as of Sep 30, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
105
−9 vs. Q2 2021
Shares held
24.0M
−265.8K (−1.1%) vs. Q2 2021
Total value
$116.5M
−$48.7M (−29.5%) vs. Q2 2021
New holders
10
39 more added
Sold out
19
33 more reduced

2 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2021: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting PRTK on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2021: 105 institutions
Q1 2021: 107 institutionsQ2 2021: 116 institutionsQ3 2021: 105 institutionsQ4 2021: 103 institutionsQ1 2022: 100 institutionsQ2 2022: 84 institutionsQ3 2022: 72 institutionsQ4 2022: 76 institutionsQ1 2023: 63 institutionsQ2 2023: 66 institutionsQ3 2023: 0 institutionsQ4 2023: 0 institutionsQ1 2024: 0 institutionsQ2 2024: 0 institutionsQ3 2024: 0 institutionsQ4 2024: 0 institutionsQ1 2025: 0 institutionsQ2 2025: 0 institutionsQ3 2025: 0 institutionsQ4 2025: 0 institutionsQ1 2026: 0 institutionsQ2 2026: 0 institutions
Value heldQ3 2021: $116.5M
Q1 2021: $169.4MQ2 2021: $166.5MQ3 2021: $116.5MQ4 2021: $114.1MQ1 2022: $82.1MQ2 2022: $44.4MQ3 2022: $59.8MQ4 2022: $42.6MQ1 2023: $59.1MQ2 2023: $47.0MQ3 2023: $0Q4 2023: $0Q1 2024: $0Q2 2024: $0Q3 2024: $0Q4 2024: $0Q1 2025: $0Q2 2025: $0Q3 2025: $0Q4 2025: $0Q1 2026: $0Q2 2026: $0
Institutions holding PRTK and their total value by quarter
QuarterHoldersValue
Q2 20260$0
Q1 20260$0
Q4 20250$0
Q3 20250$0
Q2 20250$0
Q1 20250$0
Q4 20240$0
Q3 20240$0
Q2 20240$0
Q1 20240$0
Q4 20230$0
Q3 20230$0
Q2 202366$47.0M
Q1 202363$59.1M
Q4 202276$42.6M
Q3 202272$59.8M
Q2 202284$44.4M
Q1 2022100$82.1M
Q4 2021103$114.1M
Q3 2021105$116.5M
Q2 2021116$166.5M
Q1 2021107$169.4M

Institutions, Q3 2021

Shares, value and share of portfolio for each institution holding Paratek Pharmaceuticals, Inc.; share changes are against Q2 2021.

Institutions holding PRTK in Q3 2021
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.2,917,140$14.2M0.00%+19,820+0.7%Added
Omega Fund Management, LLC2,606,809$12.7M1.42%+6,399+0.2%Added
Vanguard Group Inc2,161,818$10.5M0.00%+11,297+0.5%Added
Rock Springs Capital Management LP1,665,014$8.09M0.17%+10,300+0.6%Added
AIGH Capital Management LLC1,609,398$7.82M2.32%+686,619+74.4%Added
Bruce & Co., Inc.1,343,312$6.53M1.39%+180,000+15.5%Added
General American Investors Co Inc1,112,658$5.41M0.46%+71,461+6.9%Added
Abingworth LLP1,041,131$5.06M1.15%00.0%Unchanged
Granahan Investment Management Inc821,654$3.99M0.08%−12,606−1.5%Reduced
State Street Corp758,435$3.69M0.00%+8,834+1.2%Added
Geode Capital Management, LLC697,621$3.39M0.00%−26,786−3.7%Reduced
1492 Capital Management LLC488,309$2.37M1.22%+361,309+284.5%Added
Northern Trust Corp466,871$2.27M0.00%−14,191−2.9%Reduced
Fortress Investment Group LLC433,804$2.11M0.12%00.0%Unchanged
Worth Venture Partners, LLC389,440$1.89M0.86%+158,068+68.3%Added
Two Sigma Advisers, LP355,400$1.73M0.00%−166,600−31.9%Reduced
Trellus Management Company, LLC295,000$1.43M1.28%+10,600+3.7%Added
Brown Brothers Harriman & Co287,902$1.40M0.01%00.0%Unchanged
Goldman Sachs Group Inc272,439$1.32M0.00%+17,814+7.0%Added
Highland Capital Management Fund Advisors, L.P.264,770$1.29M0.22%00.0%Unchanged
Telemetry Investments, L.L.C.242,514$1.18M1.61%+75,022+44.8%Added
Wells Fargo & Company237,988$1.16M0.00%−35,336−12.9%Reduced
Renaissance Technologies LLC201,624$980.0K0.00%−226,800−52.9%Reduced
CM Management, LLC200,000$972.0K0.72%+25,000+14.3%Added
Pictet Asset Management SA177,891$865.0K0.00%+177,891New
Susquehanna International Group, LLP164,068$797.0K0.00%+31,326+23.6%Added
Morgan Stanley163,833$795.0K0.00%+14,174+9.5%Added
Bank of America Corp154,724$751.0K0.00%+9,449+6.5%Added
Nuveen Asset Management, LLC151,401$727.0K0.00%+2,858+1.9%Added
Bank of New York Mellon Corp140,159$682.0K0.00%+12,712+10.0%Added
Charles Schwab Investment Management Inc116,342$566.0K0.00%−186,328−61.6%Reduced
Stifel Financial Corp113,572$552.0K0.00%−27,644−19.6%Reduced
New York State Common Retirement Fund113,171$550.0K0.00%+92+0.1%Added
Marshall Wace, LLP111,547$542.0K0.00%−140,051−55.7%Reduced
Norges Bank106,800$519.0K0.00%−50,400−32.1%Reduced
LPL Financial LLC103,480$503.0K0.00%+10,771+11.6%Added
Parametric Portfolio Associates LLC90,606$440.0K0.00%+3,163+3.6%Added
Gsa Capital Partners LLP79,436$386.0K0.04%+62,192+360.7%Added
Perkins Capital Management Inc76,200$370.0K0.23%00.0%Unchanged
Alliancebernstein L.P.63,600$309.0K0.00%00.0%Unchanged
Principal Financial Group Inc55,658$271.0K0.00%−44,525−44.4%Reduced
D. E. Shaw & Co., Inc.55,507$270.0K0.00%−51,401−48.1%Reduced
Weil Company, Inc.53,235$259.0K0.13%−1,672−3.0%Reduced
Rhumbline Advisers52,886$257.0K0.00%+2,150+4.2%Added
Baird Financial Group, Inc.50,525$246.0K0.00%−1,880−3.6%Reduced
Water Island Capital LLC43,596$212.0K0.01%+9,750+28.8%Added
Gabelli Funds LLC43,000$209.0K0.00%+33,000+330.0%Added
National Asset Management, Inc.40,700$198.0K0.01%+12,100+42.3%Added
State of Wisconsin Investment Board40,300$196.0K0.00%−700−1.7%Reduced
Simplex Trading, LLC25,200$182.0K0.01%+84+0.3%Added
Gamco Investors, Inc. Et Al34,000$165.0K0.00%+34,000New
Trexquant Investment LP32,867$160.0K0.01%+32,867New
SG Americas Securities, LLC31,745$154.0K0.00%+31,745New
Deutsche Bank AG29,762$145.0K0.00%−194,825−86.7%Reduced
Citadel Advisors LLC27,439$133.0K0.00%−16−0.1%Reduced
American International Group, Inc.26,061$127.0K0.00%+407+1.6%Added
Tower Research Capital LLC (TRC)25,536$124.0K0.00%−6,227−19.6%Reduced
California State Teachers Retirement System24,640$120.0K0.00%−38,509−61.0%Reduced
Jane Street Group, LLC24,392$119.0K0.00%−5,126−17.4%Reduced
HighTower Advisors, LLC24,500$119.0K0.00%00.0%Unchanged
Manufacturers Life Insurance Company, The22,520$109.0K0.00%−6,973−23.6%Reduced
Millennium Management LLC22,313$108.0K0.00%−227,472−91.1%Reduced
JPMorgan Chase & Co21,337$103.0K0.00%+1,480+7.5%Added
Virtus ETF Advisers LLC20,379$99.0K0.04%−1,068−5.0%Reduced
Barclays PLC19,528$94.0K0.00%+13,272+212.1%Added
HighVista Strategies LLC19,182$93.0K0.06%+19,182New
Voya Investment Management LLC18,876$92.0K0.00%00.0%Unchanged
Invesco Ltd.18,484$90.0K0.00%+3,950+27.2%Added
Summit Global Investments18,600$90.0K0.01%+18,600New
ETF Managers Group, LLC17,173$85.0K0.00%+3,329+24.0%Added
ProShare Advisors LLC16,524$80.0K0.00%−3,784−18.6%Reduced
Jacobs Levy Equity Management, Inc16,185$79.0K0.00%+16,185New
Kalos Management, Inc.15,550$77.0K0.02%−4,000−20.5%Reduced
Teton Advisors, Inc.15,000$73.0K0.01%−4,000−21.1%Reduced
XTX Topco Ltd14,917$72.0K0.02%+14,917New
Group One Trading, L.P.14,316$70.0K0.00%−40,705−74.0%Reduced
Essex Financial Services, Inc.13,800$67.0K0.01%00.0%Unchanged
Jaffetilchin Investment Partners, LLC12,675$62.0K0.01%−12,675−50.0%Reduced
Two Sigma Investments, LP11,687$57.0K0.00%−156,098−93.0%Reduced
Advisor Group Holdings, Inc.11,310$54.0K0.00%−2,180−16.2%Reduced
State Board of Administration of Florida Retirement System10,813$53.0K0.00%00.0%Unchanged
Cutter & CO Brokerage, Inc.10,900$53.0K0.01%+400+3.8%Added
HighPoint Advisor Group LLC10,277$50.0K0.00%−4,402−30.0%Reduced
Citigroup Inc8,589$42.0K0.00%+1,521+21.5%Added
BNP Paribas Arbitrage, SA7,967$38.7K0.00%+6,302+378.5%Added
Royal Bank of Canada5,433$26.0K0.00%+1,799+49.5%Added
Legal & General Group Plc4,731$23.0K0.00%00.0%Unchanged
Ameritas Investment Partners, Inc.3,554$17.0K0.00%00.0%Unchanged
Toth Financial Advisory Corp3,000$15.0K0.00%00.0%Unchanged
UBS Group AG2,601$12.0K0.00%+616+31.0%Added
Bollard Group LLC2,159$10.0K0.00%00.0%Unchanged
Penserra Capital Management LLC1,110$5.00K0.00%+40+3.7%Added
NEXT Financial Group, Inc1,000$5.00K0.00%00.0%Unchanged
Activest Wealth Management939$5.00K0.00%00.0%Unchanged
Silverback Asset Management LLC986$5.00K0.00%+986New
Captrust Financial Advisors826$4.00K0.00%00.0%Unchanged
McCarthy Asset Management, Inc.600$3.00K0.00%00.0%Unchanged
Evoke Wealth, LLC468$2.00K0.00%00.0%Unchanged
The PNC Financial Services Group, Inc.392$2.00K0.00%00.0%Unchanged
FMR LLC150$1.00K0.00%−1−0.7%Reduced