PRTK Insider Trading

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Insider Ownership Percentage: 8.00%

Insider Buying (Last 12 Months): $0.00

Insider Selling (Last 12 Months): $643,930.86

Paratek Pharmaceuticals Insider Trading History Chart

Paratek Pharmaceuticals Share Price & Price History

^$2.12

▼ -0.03 (-1.40%)

As of 02/7/2023 05:19 PM ET

Days: 30 | 90 | 365

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Paratek Pharmaceuticals Insider Trading History

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
12/21/2022	Adam Woodrow	Insider	Sell	6,750	$1.99	$13,432.50	651,284
12/21/2022	Evan Loh	CEO	Sell	23,489	$1.99	$46,743.11	1,208,198
12/21/2022	Michael Bigham	Chairman	Sell	15,750	$1.99	$31,342.50	1,209,702
12/21/2022	William M Haskel	General Counsel	Sell	7,007	$1.99	$13,943.93	407,800
12/12/2022	Adam Woodrow	Insider	Sell	3,820	$1.98	$7,563.60	641,787
12/12/2022	Evan Loh	CEO	Sell	37,831	$1.98	$74,905.38	1,241,106
12/12/2022	Michael Bigham	Chairman	Sell	19,484	$1.98	$38,578.32	1,212,343
12/12/2022	William M Haskel	General Counsel	Sell	14,410	$1.98	$28,531.80	423,391
10/28/2022	Adam Woodrow	Insider	Sell	4,563	$3.47	$15,833.61	645,607
10/28/2022	Evan Loh	CEO	Sell	8,805	$3.47	$30,553.35	1,278,937
10/28/2022	Michael Bigham	Chairman	Sell	6,000	$3.47	$20,820.00	1,231,827
10/28/2022	William M Haskel	General Counsel	Sell	4,382	$3.47	$15,205.54	437,801
8/9/2022	Evan Loh	CEO	Sell	44,519	$2.66	$118,420.54	1,257,742
8/9/2022	Michael Bigham	Chairman	Sell	28,637	$2.66	$76,174.42	1,207,827
8/9/2022	Randall B. Brenner	Insider	Sell	19,608	$2.66	$52,157.28	349,149
8/9/2022	William M Haskel	General Counsel	Sell	22,453	$2.66	$59,724.98	432,933
12/15/2021	Evan Loh	CEO	Sell	49,259	$4.27	$210,335.93
12/15/2021	Michael Bigham	Chairman	Sell	17,819	$4.27	$76,087.13
12/15/2021	Randall B. Brenner	Insider	Sell	15,780	$4.27	$67,380.60
12/15/2021	William M Haskel	General Counsel	Sell	17,178	$4.27	$73,350.06
12/13/2021	Evan Loh	CEO	Sell	13,983	$4.42	$61,804.86
12/13/2021	Michael Bigham	Chairman	Sell	5,059	$4.42	$22,360.78
12/13/2021	Randall B. Brenner	Insider	Sell	4,479	$4.42	$19,797.18
12/13/2021	William M Haskel	General Counsel	Sell	4,876	$4.42	$21,551.92
8/17/2021	Evan Loh	CEO	Sell	33,931	$5.12	$173,726.72	1,034,291
8/17/2021	Michael Bigham	Chairman	Sell	32,030	$5.12	$163,993.60	954,312
8/17/2021	Randall B. Brenner	Insider	Sell	8,766	$5.12	$44,881.92	512,296
8/17/2021	William M Haskel	General Counsel	Sell	9,692	$5.12	$49,623.04	380,217
6/4/2021	Adam Woodrow	Insider	Sell	17,182	$9.70	$166,665.40	491,978
6/4/2021	Michael Bigham	Chairman	Sell	34,364	$9.70	$333,330.80	913,676
6/4/2021	William M Haskel	General Counsel	Sell	7,561	$9.70	$73,341.70	364,653
12/14/2020	Adam Woodrow	Insider	Sell	12,855	$6.71	$86,257.05	284,128
12/14/2020	Evan Loh	CEO	Sell	26,415	$6.71	$177,244.65	626,974
12/14/2020	Michael Bigham	Chairman	Sell	26,063	$6.71	$174,882.73	572,580
12/14/2020	William M Haskel	General Counsel	Sell	6,842	$6.71	$45,909.82	210,109
12/11/2020	Adam Woodrow	Insider	Sell	9,045	$6.95	$62,862.75	284,128
12/11/2020	Evan Loh	CEO	Sell	18,585	$6.95	$129,165.75	626,974
12/11/2020	Michael Bigham	Chairman	Sell	18,337	$6.95	$127,442.15	572,580
12/11/2020	William M Haskel	General Counsel	Sell	4,814	$6.95	$33,457.30	210,109
11/13/2020	Evan Loh	CEO	Sell	20,928	$5.93	$124,103.04	666,487
11/13/2020	Michael Bigham	Chairman	Sell	26,250	$5.93	$155,662.50	617,167
11/13/2020	Randall B. Brenner	Insider	Sell	8,357	$5.93	$49,557.01	152,063
11/13/2020	William M Haskel	General Counsel	Sell	6,892	$5.93	$40,869.56	221,815
5/12/2020	Evan Loh	CEO	Sell	9,595	$4.75	$45,576.25	552,008
5/12/2020	Michael Bigham	Chairman	Sell	12,250	$4.68	$57,330.00	542,167
5/12/2020	Randall B. Brenner	Insider	Sell	6,198	$4.75	$29,440.50	130,813
5/12/2020	William M Haskel	VP	Sell	4,666	$4.75	$22,163.50	198,690

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SEC Filings (Institutional Ownership Changes) for Paratek Pharmaceuticals (NASDAQ:PRTK)

41.90% of Paratek Pharmaceuticals stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

Paratek Pharmaceuticals Institutional Trading History

Reporting Date	Hedge Fund	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
2/7/2023	Commonwealth Equity Services LLC	17,000	$31K	0.0%	N/A	0.031%
2/6/2023	Arete Wealth Advisors LLC	14,050	$26.27B	0.0%	N/A	0.025%
1/24/2023	Kathmere Capital Management LLC	30,000	$56K	0.0%	N/A	0.054%
1/12/2023	Assenagon Asset Management S.A.	131,264	$0.25M	0.0%	-38.8%	0.236%
11/17/2022	Telemetry Investments L.L.C.	345,000	$0.89M	1.1%	-30.3%	0.621%
11/16/2022	Baird Financial Group Inc.	49,070	$0.13M	0.0%	+12.8%	0.088%
11/16/2022	Jane Street Group LLC	14,020	$36K	0.0%	N/A	0.025%
11/16/2022	BNP Paribas Arbitrage SNC	24,536	$63K	0.0%	-22.1%	0.044%
11/15/2022	State Street Corp	208,110	$0.54M	0.0%	-3.4%	0.375%
11/15/2022	Two Sigma Advisers LP	441,500	$1.14M	0.0%	+178.0%	0.795%
11/15/2022	Two Sigma Investments LP	303,366	$0.78M	0.0%	+221.2%	0.546%
11/15/2022	Vanguard Group Inc.	2,174,625	$5.59M	0.0%	+7.7%	3.915%
11/15/2022	BlackRock Inc.	1,203,446	$3.09M	0.0%	+38.5%	2.166%
11/14/2022	Renaissance Technologies LLC	228,824	$0.59M	0.0%	-22.9%	0.412%
11/14/2022	Ergoteles LLC	108,913	$0.28M	0.0%	-52.3%	0.196%
11/4/2022	CM Management LLC	400,000	$1.03M	1.1%	+14.3%	0.729%
10/31/2022	General American Investors Co. Inc.	1,916,099	$4.92M	0.5%	+9.3%	3.493%
10/27/2022	Prospera Financial Services Inc	11,465	$29K	0.0%	+156.8%	0.021%
10/27/2022	Assenagon Asset Management S.A.	214,405	$0.55M	0.0%	+128.1%	0.391%
8/22/2022	ExodusPoint Capital Management LP	16,852	$33K	0.0%	N/A	0.031%
8/18/2022	Goldman Sachs Group Inc.	91,948	$0.18M	0.0%	-64.6%	0.168%
8/15/2022	State Street Corp	215,510	$0.42M	0.0%	-73.9%	0.393%
8/15/2022	Millennium Management LLC	504,221	$0.97M	0.0%	+218.8%	0.919%
8/13/2022	Renaissance Technologies LLC	296,676	$0.57M	0.0%	+71.1%	0.541%
8/12/2022	Northern Trust Corp	107,717	$0.21M	0.0%	-76.0%	0.196%
8/12/2022	BNP Paribas Arbitrage SA	31,480	$61K	0.0%	-23.1%	0.057%
8/10/2022	1492 Capital Management LLC	489,376	$0.94M	0.6%	-4.0%	0.892%
8/10/2022	Principal Financial Group Inc.	26,912	$52K	0.0%	-19.2%	0.049%
8/9/2022	Pictet Asset Management SA	481,827	$0.93M	0.0%	+13.0%	0.878%
8/8/2022	Y Intercept Hong Kong Ltd	18,613	$36K	0.0%	N/A	0.034%
8/5/2022	General American Investors Co. Inc.	1,752,470	$3.38M	0.3%	+21.0%	3.217%
7/29/2022	SG Americas Securities LLC	13,419	$26K	0.0%	N/A	0.025%
7/27/2022	Assenagon Asset Management S.A.	94,012	$0.18M	0.0%	N/A	0.173%
6/21/2022	Kalos Management Inc.	14,550	$43K	0.0%	N/A	0.027%
6/7/2022	Bank of America Corp DE	143,369	$0.43M	0.0%	+23.5%	0.263%
5/18/2022	BNP Paribas Arbitrage SA	40,924	$0.12M	0.0%	-15.8%	0.075%
5/17/2022	Worth Venture Partners LLC	783,731	$2.33M	1.1%	+40.7%	1.439%
5/17/2022	Rock Springs Capital Management LP	1,726,637	$5.13M	0.1%	+1.7%	3.169%
5/16/2022	Goldman Sachs Group Inc.	259,942	$0.77M	0.0%	+2.2%	0.477%
5/16/2022	State Street Corp	824,540	$2.45M	0.0%	+7.2%	1.514%
5/16/2022	J. Goldman & Co LP	1,056,631	$3.14M	0.1%	N/A	1.940%
5/13/2022	Renaissance Technologies LLC	173,424	$0.52M	0.0%	+349.0%	0.318%
5/13/2022	Northern Trust Corp	449,337	$1.34M	0.0%	-3.7%	0.825%
5/13/2022	Charles Schwab Investment Management Inc.	129,672	$0.39M	0.0%	+5.7%	0.238%
5/13/2022	XTX Topco Ltd	35,324	$0.11M	0.0%	+33.6%	0.065%
5/13/2022	Vanguard Group Inc.	2,278,878	$6.77M	0.0%	+5.4%	4.183%
5/12/2022	BlackRock Inc.	2,940,513	$8.73M	0.0%	-1.2%	5.398%
5/12/2022	Rhumbline Advisers	44,588	$0.13M	0.0%	-14.5%	0.082%
5/12/2022	AIGH Capital Management LLC	3,139,714	$9.33M	2.3%	+34.2%	5.763%
5/12/2022	1492 Capital Management LLC	509,828	$1.51M	0.8%	+3.8%	0.936%
5/11/2022	JPMorgan Chase & Co.	28,946	$86K	0.0%	+28.9%	0.053%
5/11/2022	GSA Capital Partners LLP	79,448	$0.24M	0.0%	+52.0%	0.146%
5/9/2022	CM Management LLC	350,000	$1.04M	0.9%	+16.7%	0.642%
5/9/2022	Principal Financial Group Inc.	33,301	$99K	0.0%	-33.7%	0.061%
5/5/2022	New York State Common Retirement Fund	32,513	$97K	0.0%	-67.0%	0.060%
5/2/2022	General American Investors Co. Inc.	1,448,170	$4.30M	0.4%	+10.8%	2.658%
5/2/2022	National Asset Management Inc.	46,200	$0.14M	0.0%	+33.1%	0.085%
4/20/2022	Perkins Capital Management Inc.	49,700	$0.15M	0.1%	-17.4%	0.095%
2/15/2022	1492 Capital Management LLC	491,033	$2.21M	1.1%	+0.6%	1.006%
2/14/2022	GSA Capital Partners LLP	52,256	$0.24M	0.0%	-34.2%	0.107%
2/14/2022	Omega Fund Management LLC	1,971,241	$8.85M	1.3%	-24.4%	4.040%
2/11/2022	Gamco Investors INC. ET AL	49,000	$0.22M	0.0%	+44.1%	0.100%
2/11/2022	General American Investors Co. Inc.	1,306,919	$5.87M	0.5%	+17.5%	2.678%
2/10/2022	Pictet Asset Management SA	335,044	$1.50M	0.0%	+88.3%	0.687%
2/10/2022	Perkins Capital Management Inc.	60,200	$0.27M	0.2%	-21.0%	0.123%
2/10/2022	Campbell & CO Investment Adviser LLC	17,000	$76K	0.0%	N/A	0.035%
2/10/2022	AIGH Capital Management LLC	2,339,107	$10.50M	3.2%	+45.3%	4.794%
2/10/2022	Weil Company Inc.	33,235	$0.15M	0.1%	-37.6%	0.068%
2/9/2022	Principal Financial Group Inc.	50,216	$0.23M	0.0%	-9.8%	0.103%
2/9/2022	BNP Paribas Arbitrage SA	48,624	$0.22M	0.0%	+510.3%	0.100%
2/9/2022	Baird Financial Group Inc.	44,625	$0.20M	0.0%	-11.7%	0.091%
2/7/2022	SG Americas Securities LLC	19,274	$87K	0.0%	-39.3%	0.039%
2/2/2022	New York State Common Retirement Fund	98,413	$0.44M	0.0%	-13.0%	0.202%
2/2/2022	CM Management LLC	300,000	$1.35M	1.0%	+50.0%	0.615%
1/28/2022	Allspring Global Investments Holdings LLC	237,131	$1.06M	0.0%	N/A	0.486%
1/28/2022	National Asset Management Inc.	34,700	$0.16M	0.0%	-14.7%	0.071%
11/16/2021	National Asset Management Inc.	40,700	$0.20M	0.0%	+42.3%	0.083%
11/16/2021	Two Sigma Advisers LP	355,400	$1.73M	0.0%	-31.9%	0.728%
11/16/2021	Telemetry Investments L.L.C.	242,514	$1.18M	1.6%	+44.8%	0.497%
11/15/2021	Rock Springs Capital Management LP	1,665,014	$8.09M	0.2%	+0.6%	3.412%
11/15/2021	Marshall Wace LLP	111,547	$0.54M	0.0%	-55.7%	0.229%
11/15/2021	HighVista Strategies LLC	19,182	$93K	0.1%	N/A	0.039%
11/15/2021	Granahan Investment Management Inc. MA	821,654	$3.99M	0.1%	-1.5%	1.684%
11/15/2021	GSA Capital Partners LLP	79,436	$0.39M	0.0%	+360.7%	0.163%
11/12/2021	Trexquant Investment LP	32,867	$0.16M	0.0%	N/A	0.067%
11/12/2021	Renaissance Technologies LLC	201,624	$0.98M	0.0%	-52.9%	0.413%
11/12/2021	Gamco Investors INC. ET AL	34,000	$0.17M	0.0%	N/A	0.070%
11/12/2021	1492 Capital Management LLC	488,309	$2.37M	1.2%	+284.5%	1.001%
11/12/2021	The Manufacturers Life Insurance Company	22,520	$0.11M	0.0%	-23.6%	0.046%
11/12/2021	Geode Capital Management LLC	697,621	$3.39M	0.0%	-3.7%	1.430%
11/12/2021	AIGH Capital Management LLC	1,609,398	$7.82M	1.6%	+74.4%	3.298%
11/10/2021	Goldman Sachs Group Inc.	272,439	$1.32M	0.0%	+7.0%	0.558%
11/9/2021	Barclays PLC	19,528	$94K	0.0%	+212.1%	0.040%
11/9/2021	BlackRock Inc.	2,917,140	$14.18M	0.0%	+0.7%	5.978%
11/9/2021	Principal Financial Group Inc.	55,658	$0.27M	0.0%	-44.4%	0.114%
11/8/2021	Summit Global Investments	18,600	$90K	0.0%	N/A	0.038%
11/8/2021	CM Management LLC	200,000	$0.97M	0.7%	+14.3%	0.410%
11/5/2021	Advisor Group Holdings Inc.	11,310	$54K	0.0%	-16.2%	0.023%
11/1/2021	General American Investors Co. Inc.	1,112,658	$5.41M	0.5%	+6.9%	2.280%
11/1/2021	SG Americas Securities LLC	31,745	$0.15M	0.0%	N/A	0.065%

Data available starting January 2016

Paratek Pharmaceuticals, Inc. engages in the development and commercialization of therapies based upon tetracycline chemistry. Its products include omadacycline and sarecycline, which are used for the treatment of community-acquired bacterial infections, including community-acquired bacterial pneumonia, acute bacterial skin and skin structure infections and urinary tract infections. The company was founded by Walter Gilbert and Stuart B. Levy in 1996 and is headquartered in Boston, MA.

Today's Range

Now: $2.12

$2.10

$2.18

50 Day Range

MA: $2.06

$1.67

$2.42

52 Week Range

Now: $2.12

$1.60

$4.25

Volume

120,455 shs

Average Volume

280,514 shs

Market Capitalization

$117.77 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.51

Who are the company insiders with the largest holdings of Paratek Pharmaceuticals?: Paratek Pharmaceuticals' top insider shareholders include:
Evan Loh (CEO)
Michael Bigham (Chairman)
Adam Woodrow (Insider)
Randall B Brenner (Insider)
William M Haskel (General Counsel)
Randall B Brenner (VP)
Learn More about top insider investors at Paratek Pharmaceuticals.
Who are the major institutional investors of Paratek Pharmaceuticals?: Paratek Pharmaceuticals' top institutional investors include:
Assenagon Asset Management S.A. — 0.24%
Kathmere Capital Management LLC — 0.05%
Commonwealth Equity Services LLC — 0.03%
Arete Wealth Advisors LLC — 0.03%
Simplex Trading LLC — 0.00%
Concourse Financial Group Securities Inc. — 0.00%
Learn More about top institutional investors of Paratek Pharmaceuticals stock.
Which institutional investors are selling Paratek Pharmaceuticals stock?: During the last quarter, PRTK stock was sold by these institutional investors:
Assenagon Asset Management S.A.
Simplex Trading LLC
In the previous year, company insiders that have sold Paratek Pharmaceuticals company stock include:
Evan Loh (CEO)
Michael Bigham (Chairman)
Adam Woodrow (Insider)
Randall B Brenner (Insider)
William M Haskel (General Counsel)
Learn More investors selling Paratek Pharmaceuticals stock.
Which institutional investors are buying Paratek Pharmaceuticals stock?: During the last quarter, PRTK stock was acquired by institutional investors including:
Kathmere Capital Management LLC
Commonwealth Equity Services LLC
Arete Wealth Advisors LLC