There is a long list of 2847 institutional holders of Pfizer 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 Pfizer by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-Pfizer table below, the initial column indicates the name of each top institutional holder of Pfizer, with a link to that fund's top holdings. The next columns indicate the amount of Pfizer stock held by each of the institutional holders of Pfizer, followed by the Pfizer 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.	506,517,466	$14,582,638	12/31/2023
PFE	506,517,466	$14,582,638	12/31/2023
BlackRock Inc.		$12,516,402	12/31/2023
PFE	432,503,754	$12,451,783	12/31/2023
Call	2,244,500	$64,619	12/31/2023
State Street Corp	287,482,006	$8,276,607	12/31/2023
PFE	287,482,006	$8,276,607	12/31/2023
Wellington Management Group LLP	239,209,768	$6,886,849	12/31/2023
PFE	239,209,768	$6,886,849	12/31/2023
Capital World Investors	173,394,272	$4,992,021	12/31/2023
PFE	173,394,272	$4,992,021	12/31/2023
Geode Capital Management LLC	109,534,217	$3,145,353	12/31/2023
PFE	109,534,217	$3,145,353	12/31/2023
Charles Schwab Investment Management Inc.	104,246,432	$2,985,783	12/31/2023
PFE	104,246,432	$2,985,783	12/31/2023
Morgan Stanley	82,106,536	$2,363,847	12/31/2023
PFE	82,106,536	$2,363,847	12/31/2023
Norges Bank	73,981,480	$2,129,927	12/31/2023
PFE	73,981,480	$2,129,927	12/31/2023
Massachusetts Financial Services Co. MA	68,506,441	$1,972,300	12/31/2023
PFE	68,506,441	$1,972,300	12/31/2023
Northern Trust Corp	59,805,810	$1,721,809	12/31/2023
PFE	59,805,810	$1,721,809	12/31/2023
State Farm Mutual Automobile Insurance Co.	54,508,560	$1,569,301	12/31/2023
PFE	54,508,560	$1,569,301	12/31/2023
Legal & General Group Plc	49,617,717	$1,428,493	12/31/2023
PFE	49,617,717	$1,428,493	12/31/2023
Bank of America Corp DE		$1,319,829	12/31/2023
PFE	47,886,111	$1,378,641	12/31/2023
Put	4,261,800	$122,697	12/31/2023
Call	2,219,000	$63,885	12/31/2023
Bank of New York Mellon Corp	44,088,586	$1,269,310	12/31/2023
PFE	44,088,586	$1,269,310	12/31/2023
Amundi	42,569,599	$1,249,046	12/31/2023
PFE	42,569,599	$1,249,046	12/31/2023
JPMorgan Chase & Co.		$1,215,002	12/31/2023
PFE	42,423,634	$1,221,376	12/31/2023
Put	1,058,600	$30,477	12/31/2023
Call	837,200	$24,103	12/31/2023
Dimensional Fund Advisors LP	41,974,387	$1,208,444	12/31/2023
PFE	41,974,387	$1,208,444	12/31/2023
Deutsche Bank AG	40,229,728	$1,158,214	12/31/2023
PFE	40,229,728	$1,158,214	12/31/2023
Price T Rowe Associates Inc. MD	30,544,057	$879,365	12/31/2023
PFE	30,544,057	$879,365	12/31/2023
UBS Asset Management Americas Inc.	25,723,857	$740,590	12/31/2023
PFE	25,723,857	$740,590	12/31/2023
Goldman Sachs Group Inc.		$714,019	12/31/2023
PFE	24,069,426	$692,959	12/31/2023
Call	1,444,700	$41,593	12/31/2023
Put	713,200	$20,533	12/31/2023
Invesco Ltd.	24,126,263	$694,595	12/31/2023
PFE	24,126,263	$694,595	12/31/2023
Royal Bank of Canada		$602,718	12/31/2023
PFE	20,971,597	$603,771	12/31/2023
Put	136,100	$3,918	12/31/2023
Call	99,500	$2,865	12/31/2023
Ameriprise Financial Inc.	20,729,412	$597,338	12/31/2023
PFE	20,729,412	$597,338	12/31/2023
Franklin Resources Inc.	20,575,600	$592,372	12/31/2023
PFE	20,575,600	$592,372	12/31/2023
First Trust Advisors LP	20,396,745	$587,222	12/31/2023
PFE	20,396,745	$587,222	12/31/2023
Punch & Associates Investment Management Inc.		$567,932	12/31/2023
Call	19,707	$567,365	12/31/2023
PFE	19,707	$567	12/31/2023
Wells Fargo & Company MN		$542,322	12/31/2023
PFE	18,894,386	$543,969	12/31/2023
Put	61,500	$1,771	12/31/2023
Call	4,300	$124	12/31/2023
California Public Employees Retirement System	18,129,507	$521,949	12/31/2023
PFE	18,129,507	$521,949	12/31/2023
Nuveen Asset Management LLC	17,869,787	$514,471	12/31/2023
PFE	17,869,787	$514,471	12/31/2023
Neuberger Berman Group LLC	17,702,349	$509,647	12/31/2023
PFE	17,702,349	$509,647	12/31/2023
Swiss National Bank	17,654,712	$508,279	12/31/2023
PFE	17,654,712	$508,279	12/31/2023
Sumitomo Mitsui Trust Holdings Inc.	15,706,951	$452,203	12/31/2023
PFE	15,706,951	$452,203	12/31/2023
Hsbc Holdings PLC		$441,401	12/31/2023
PFE	14,694,935	$422,028	12/31/2023
Call	676,100	$19,373	12/31/2023
UBS Group AG		$441,069	12/31/2023
PFE	15,055,767	$433,456	12/31/2023
Call	3,250,473	$93,581	12/31/2023
Put	2,986,023	$85,968	12/31/2023
Bank of Montreal Can		$396,724	12/31/2023
PFE	13,373,395	$398,527	12/31/2023
Put	60,500	$1,803	12/31/2023
Caisse DE Depot ET Placement DU Quebec	13,450,174	$387,231	12/31/2023
PFE	13,450,174	$387,231	12/31/2023
Federated Hermes Inc.	13,347,938	$384,287	12/31/2023
PFE	13,347,938	$384,287	12/31/2023
LSV Asset Management	13,315,740	$383,360	12/31/2023
PFE	13,315,740	$383,360	12/31/2023
Van ECK Associates Corp	12,984,150	$373,813	12/31/2023
PFE	12,984,150	$373,813	12/31/2023
Barclays PLC		$350,966	12/31/2023
PFE	11,625,554	$334,699	12/31/2023
Call	790,000	$22,745	12/31/2023
Put	225,000	$6,478	12/31/2023
Diamond Hill Capital Management Inc.	11,798,573	$339,681	12/31/2023
PFE	11,798,573	$339,681	12/31/2023
Capital International Investors	11,777,330	$339,069	12/31/2023
PFE	11,777,330	$339,069	12/31/2023
Jensen Investment Management Inc.	11,775,507	$339,017	12/31/2023
PFE	11,775,507	$339,017	12/31/2023
Unisphere Establishment	11,525,000	$331,805	12/31/2023
PFE	11,525,000	$331,805	12/31/2023
Principal Financial Group Inc.	11,142,266	$320,786	12/31/2023
PFE	11,142,266	$320,786	12/31/2023
The PNC Financial Services Group Inc.	10,747,286	$309,414	12/31/2023
PFE	10,747,286	$309,414	12/31/2023
Rhumbline Advisers	10,295,837	$296,417	12/31/2023
PFE	10,295,837	$296,417	12/31/2023
FMR LLC	10,001,310	$287,938	12/31/2023
PFE	10,001,310	$287,938	12/31/2023