There is a long list of 103 institutional holders of ESTA within the last two holding periods in our database of 13F filers, so we've sorted through to present to you just the top 50 institutional holders of ESTA by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-ESTA table below, the initial column indicates the name of each top institutional holder of ESTA, with a link to that fund's top holdings. The next columns indicate the amount of ESTA stock held by each of the institutional holders of ESTA, followed by the ESTA position size held by the institution, and finally the date of the quarterly 13F filing period the holdings data represents for that institution.

Holder	Amount	Position Size ($ in 1000's)	As of
Brown Advisory Inc.	2,318,721	$118,023	03/31/2024
ESTA	2,318,721	$118,023	03/31/2024
JW Asset Management LLC	3,192,485	$82,653	12/31/2023
ESTA	3,192,485	$82,653	12/31/2023
Nantahala Capital Management LLC		$78,192	12/31/2023
ESTA	2,470,154	$63,952	12/31/2023
Call	550,000	$14,240	12/31/2023
RTW Investments LP	2,494,138	$64,573	12/31/2023
ESTA	2,494,138	$64,573	12/31/2023
Rice Hall James & Associates LLC	738,020	$37,565	03/31/2024
ESTA	738,020	$37,565	03/31/2024
Cowen AND Company LLC	939,948	$24,335	12/31/2023
ESTA	939,948	$24,335	12/31/2023
JPMorgan Chase & Co.		$18,093	12/31/2023
ESTA	747,063	$19,341	12/31/2023
Put	62,200	$1,610	12/31/2023
Call	14,000	$362	12/31/2023
Morgan Stanley	673,195	$17,429	12/31/2023
ESTA	673,195	$17,429	12/31/2023
Findell Capital Management LLC	567,000	$14,680	12/31/2023
ESTA	567,000	$14,680	12/31/2023
Pura Vida Investments LLC		$12,116	12/31/2023
ESTA	417,994	$10,822	12/31/2023
Call	50,000	$1,294	12/31/2023
Affinity Asset Advisors LLC		$11,735	12/31/2023
ESTA	228,277	$5,910	12/31/2023
Call	225,000	$5,825	12/31/2023
Kornitzer Capital Management Inc. KS	389,160	$10,075	12/31/2023
ESTA	389,160	$10,075	12/31/2023
Caption Management LLC		$8,766	12/31/2023
Call	416,500	$10,783	12/31/2023
Put	137,800	$3,568	12/31/2023
ESTA	59,900	$1,551	12/31/2023
Bamco Inc. NY	334,775	$8,667	12/31/2023
ESTA	334,775	$8,667	12/31/2023
Iron Triangle Partners LP	331,238	$8,576	12/31/2023
ESTA	331,238	$8,576	12/31/2023
Citadel Advisors LLC		$8,212	12/31/2023
Call	215,700	$5,584	12/31/2023
ESTA	123,227	$3,190	12/31/2023
Put	21,700	$562	12/31/2023
Nuveen Asset Management LLC	284,292	$7,360	12/31/2023
ESTA	284,292	$7,360	12/31/2023
Susquehanna International Group LLP		$6,617	12/31/2023
Call	331,100	$8,572	12/31/2023
Put	75,500	$1,955	12/31/2023
Polar Capital Holdings Plc	226,519	$5,865	12/31/2023
ESTA	226,519	$5,865	12/31/2023
CWM LLC	115,181	$5,863	03/31/2024
ESTA	115,181	$5,863	03/31/2024
Magnetar Financial LLC	172,100	$4,456	12/31/2023
ESTA	172,100	$4,456	12/31/2023
BlackRock Inc.	169,377	$4,385	12/31/2023
ESTA	169,377	$4,385	12/31/2023
Boothbay Fund Management LLC	168,858	$4,372	12/31/2023
ESTA	168,858	$4,372	12/31/2023
Bank of Montreal Can	162,704	$4,225	12/31/2023
ESTA	162,704	$4,225	12/31/2023
Millennium Management LLC	148,058	$3,833	12/31/2023
ESTA	148,058	$3,833	12/31/2023
Mudita Advisors LLP	142,400	$3,687	12/31/2023
ESTA	142,400	$3,687	12/31/2023
Citigroup Inc.		$3,575	12/31/2023
Call	138,100	$3,575	12/31/2023
Parallax Volatility Advisers L.P.		$3,067	12/31/2023
Call	100,000	$2,589	12/31/2023
ESTA	18,465	$478	12/31/2023
Walleye Capital LLC		$2,647	12/31/2023
ESTA	102,259	$2,647	12/31/2023
Put	1,600	$41	12/31/2023
Call	1,600	$41	12/31/2023
Kennedy Capital Management Inc.	99,650	$2,580	12/31/2023
ESTA	99,650	$2,580	12/31/2023
Balyasny Asset Management LLC	92,515	$2,395	12/31/2023
ESTA	92,515	$2,395	12/31/2023
Cubist Systematic Strategies LLC	87,120	$2,256	12/31/2023
ESTA	87,120	$2,256	12/31/2023
Perceptive Advisors LLC	82,299	$2,131	12/31/2023
ESTA	82,299	$2,131	12/31/2023
Vanguard Group Inc.	69,588	$1,802	12/31/2023
ESTA	69,588	$1,802	12/31/2023
Jane Street Group LLC		$1,601	12/31/2023
Call	83,900	$2,172	12/31/2023
Put	49,800	$1,289	12/31/2023
ESTA	27,730	$718	12/31/2023
Stableford Capital II LLC	30,815	$1,568	03/31/2024
ESTA	30,815	$1,568	03/31/2024
Renaissance Technologies LLC	58,934	$1,526	12/31/2023
ESTA	58,934	$1,526	12/31/2023
UBS Oconnor LLC	48,445	$1,254	12/31/2023
ESTA	48,445	$1,254	12/31/2023
State Street Corp	45,009	$1,165	12/31/2023
ESTA	45,009	$1,165	12/31/2023
Qube Research & Technologies Ltd	44,462	$1,151	12/31/2023
ESTA	44,462	$1,151	12/31/2023
NorthRock Partners LLC	42,931	$1,111	12/31/2023
ESTA	42,931	$1,111	12/31/2023
Anson Funds Management LP	41,309	$1,069	12/31/2023
ESTA	41,309	$1,069	12/31/2023
Ameriprise Financial Inc.	40,934	$1,060	12/31/2023
ESTA	40,934	$1,060	12/31/2023
Goldman Sachs Group Inc.	39,618	$1,026	12/31/2023
ESTA	39,618	$1,026	12/31/2023
LMR Partners LLP		$1,013	12/31/2023
ESTA	29,109	$754	12/31/2023
Call	10,000	$259	12/31/2023
Two Sigma Investments LP	35,326	$915	12/31/2023
ESTA	35,326	$915	12/31/2023
Voya Investment Management LLC	34,870	$903	12/31/2023
ESTA	34,870	$903	12/31/2023
BigSur Wealth Management LLC	34,033	$881	12/31/2023
ESTA	34,033	$881	12/31/2023
Swiss National Bank	33,000	$854	12/31/2023
ESTA	33,000	$854	12/31/2023
Squarepoint Ops LLC		$777	12/31/2023
ESTA	27,600	$715	12/31/2023
Call	11,700	$303	12/31/2023
Put	9,300	$241	12/31/2023