There is a long list of 146 institutional holders of ZIP 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 ZIP by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-ZIP table below, the initial column indicates the name of each top institutional holder of ZIP, with a link to that fund's top holdings. The next columns indicate the amount of ZIP stock held by each of the institutional holders of ZIP, followed by the ZIP 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
Vanguard Group Inc.	8,171,644	$113,586	12/31/2023
ZIP	8,171,644	$113,586	12/31/2023
BlackRock Inc.	7,944,286	$110,426	12/31/2023
ZIP	7,944,286	$110,426	12/31/2023
ArrowMark Colorado Holdings LLC	7,677,555	$106,718	12/31/2023
ZIP	7,677,555	$106,718	12/31/2023
Institutional Venture Management XV LLC	7,592,699	$105,539	12/31/2023
ZIP	7,592,699	$105,539	12/31/2023
Edmond DE Rothschild Holding S.A.	3,452,280	$47,987	12/31/2023
ZIP	3,452,280	$47,987	12/31/2023
William Blair Investment Management LLC	2,445,105	$33,987	12/31/2023
ZIP	2,445,105	$33,987	12/31/2023
State Street Corp	1,538,627	$21,387	12/31/2023
ZIP	1,538,627	$21,387	12/31/2023
Geode Capital Management LLC	1,500,910	$20,865	12/31/2023
ZIP	1,500,910	$20,865	12/31/2023
Jacobs Levy Equity Management Inc.	1,260,734	$17,524	12/31/2023
ZIP	1,260,734	$17,524	12/31/2023
Renaissance Technologies LLC	1,114,900	$15,497	12/31/2023
ZIP	1,114,900	$15,497	12/31/2023
Jane Street Group LLC		$15,419	12/31/2023
Call	1,072,100	$14,902	12/31/2023
ZIP	49,948	$694	12/31/2023
Put	12,700	$177	12/31/2023
Morgan Stanley	988,247	$13,737	12/31/2023
ZIP	988,247	$13,737	12/31/2023
Susquehanna International Group LLP		$13,463	12/31/2023
Call	718,100	$9,982	12/31/2023
ZIP	302,915	$4,211	12/31/2023
Put	52,500	$730	12/31/2023
Nuveen Asset Management LLC	694,506	$9,654	12/31/2023
ZIP	694,506	$9,654	12/31/2023
Man Group plc	678,748	$9,435	12/31/2023
ZIP	678,748	$9,435	12/31/2023
Northern Trust Corp	671,168	$9,329	12/31/2023
ZIP	671,168	$9,329	12/31/2023
Credit Suisse AG	595,703	$8,280	12/31/2023
ZIP	595,703	$8,280	12/31/2023
Dimensional Fund Advisors LP	593,018	$8,243	12/31/2023
ZIP	593,018	$8,243	12/31/2023
Charles Schwab Investment Management Inc.	576,218	$8,009	12/31/2023
ZIP	576,218	$8,009	12/31/2023
Citadel Advisors LLC		$5,921	12/31/2023
ZIP	351,060	$4,880	12/31/2023
Call	154,900	$2,153	12/31/2023
Put	80,000	$1,112	12/31/2023
Arrowstreet Capital Limited Partnership	422,337	$5,870	12/31/2023
ZIP	422,337	$5,870	12/31/2023
Beacon Pointe Advisors LLC	403,500	$5,609	12/31/2023
ZIP	403,500	$5,609	12/31/2023
D. E. Shaw & Co. Inc.	363,124	$5,047	12/31/2023
ZIP	363,124	$5,047	12/31/2023
Algert Global LLC	346,272	$4,813	12/31/2023
ZIP	346,272	$4,813	12/31/2023
Voya Investment Management LLC	281,468	$3,912	12/31/2023
ZIP	281,468	$3,912	12/31/2023
Marshall Wace LLP	280,639	$3,901	12/31/2023
ZIP	280,639	$3,901	12/31/2023
Goldman Sachs Group Inc.	266,720	$3,707	12/31/2023
ZIP	266,720	$3,707	12/31/2023
UBS Group AG	258,033	$3,587	12/31/2023
ZIP	258,033	$3,587	12/31/2023
Select Equity Group L.P.	256,595	$3,567	12/31/2023
ZIP	256,595	$3,567	12/31/2023
Acadian Asset Management LLC	240,797	$3,344	12/31/2023
ZIP	240,797	$3,344	12/31/2023
Group One Trading L.P.		$3,341	12/31/2023
Call	242,600	$3,372	12/31/2023
Put	2,200	$31	12/31/2023
Invenomic Capital Management LP	234,318	$3,257	12/31/2023
ZIP	234,318	$3,257	12/31/2023
JPMorgan Chase & Co.	228,726	$3,179	12/31/2023
ZIP	228,726	$3,179	12/31/2023
Bank of New York Mellon Corp	275,609	$3,167	03/31/2024
ZIP	275,609	$3,167	03/31/2024
Bank of America Corp DE	220,178	$3,060	12/31/2023
ZIP	220,178	$3,060	12/31/2023
Balyasny Asset Management LLC	216,568	$3,010	12/31/2023
ZIP	216,568	$3,010	12/31/2023
Millennium Management LLC	170,471	$2,370	12/31/2023
ZIP	170,471	$2,370	12/31/2023
Barclays PLC	162,011	$2,252	12/31/2023
ZIP	162,011	$2,252	12/31/2023
Massachusetts Financial Services Co. MA	148,552	$2,065	12/31/2023
ZIP	148,552	$2,065	12/31/2023
Susquehanna Portfolio Strategies LLC	141,363	$1,965	12/31/2023
ZIP	141,363	$1,965	12/31/2023
Swiss National Bank	137,600	$1,913	12/31/2023
ZIP	137,600	$1,913	12/31/2023
Russell Investments Group Ltd.	128,517	$1,786	12/31/2023
ZIP	128,517	$1,786	12/31/2023
Gerber Kawasaki Wealth & Investment Management	124,605	$1,732	12/31/2023
ZIP	124,605	$1,732	12/31/2023
Victory Capital Management Inc.	118,522	$1,647	12/31/2023
ZIP	118,522	$1,647	12/31/2023
PDT Partners LLC	109,310	$1,519	12/31/2023
ZIP	109,310	$1,519	12/31/2023
Janus Henderson Group PLC	108,591	$1,509	12/31/2023
ZIP	108,591	$1,509	12/31/2023
Capstone Investment Advisors LLC	103,654	$1,441	12/31/2023
ZIP	103,654	$1,441	12/31/2023
Mutual of America Capital Management LLC	98,005	$1,362	12/31/2023
ZIP	98,005	$1,362	12/31/2023
M&T Bank Corp	97,880	$1,361	12/31/2023
ZIP	97,880	$1,361	12/31/2023
Rhumbline Advisers	96,615	$1,343	12/31/2023
ZIP	96,615	$1,343	12/31/2023