Vaxcyte (PCVX)

Vaxcyte on one page: short interest, daily short volume, fails to deliver, planned sales, large holders, 13F holders, financials, earnings dates and insider trades. Listed on Nasdaq, classified by the SEC as biological products, (no diagnostic substances).

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14.6M

Short interest

settlement 2026-10-15

2.9

Days to cover

-8.5 days vs prior

85.8%

Short share of volume

2026-10-28

208

Fails to deliver

settlement 2026-09-10

Tue 3 Nov

Next earnings

estimated date

-$5.3M

Insider flow, 90 days

0 buys, 15 sells

As of 2026-10-28.

Short interest

FINRA, twice a month. The newest 48 settlements in the table, 48 in the chart. JSON

As of 15 October 2026, short interest in PCVX is 14,623,649 shares, down 1,508,871 shares over the last month. Over the last 48 readings it ranged from 8,574,767 shares (31 October 2025) to 17,468,070 shares (30 June 2026). At the reported average volume of 5.1M shares a day that is 2.9 days to cover.

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Settlement	Shares short	Change	Avg daily volume	Days to cover
2026-10-15	14,623,649	-15.4%	5,053,904	2.89
2026-09-30	17,290,712	+7.2%	1,517,422	11.39
2026-09-15	16,132,520	+7.4%	1,236,803	13.04
2026-08-31	15,016,514	+1.5%	947,052	15.86
2026-08-14	14,796,265	+2.3%	933,368	15.85
2026-07-31	14,464,951	+1.6%	976,182	14.82
2026-07-15	14,231,919	-18.5%	1,150,360	12.37
2026-06-30	17,468,070	+19.4%	2,527,630	6.91
2026-06-15	14,629,103	+1.1%	1,363,059	10.73
2026-05-29	14,473,801	+5.0%	1,635,319	8.85
2026-05-15	13,789,778	-2.5%	1,778,976	7.75
2026-04-30	14,143,473	-1.5%	1,080,727	13.09
2026-04-15	14,356,548	+4.9%	1,221,940	11.75
2026-03-31	13,685,643	+4.7%	1,400,092	9.77
2026-03-13	13,067,798	-1.4%	1,200,307	10.89
2026-02-27	13,257,134	-3.6%	1,236,961	10.72
2026-02-13	13,755,621	+15.1%	1,751,323	7.85
2026-01-30	11,953,116	-1.2%	1,591,696	7.51
2026-01-15	12,095,806	+1.6%	968,645	12.49
2025-12-31	11,905,942	+10.0%	1,214,209	9.81
2025-12-15	10,827,314	+5.1%	1,634,980	6.62
2025-11-28	10,301,208	+10.3%	1,342,585	7.67
2025-11-14	9,336,796	+8.9%	1,472,299	6.34
2025-10-31	8,574,767	-14.4%	1,305,648	6.57
2025-10-15	10,013,969	-9.6%	2,090,752	4.79
2025-09-30	11,081,540	-2.4%	2,231,666	4.97
2025-09-15	11,355,857	-1.3%	1,543,818	7.36
2025-08-29	11,505,613	+0.6%	1,394,842	8.25
2025-08-15	11,435,242	-14.0%	1,550,659	7.37
2025-07-31	13,296,364	-2.4%	1,051,461	12.65
2025-07-15	13,618,625	-3.2%	1,379,626	9.87
2025-06-30	14,067,857	+2.7%	1,710,807	8.22
2025-06-13	13,703,103	+3.8%	1,389,325	9.86
2025-05-30	13,202,538	-2.1%	2,414,701	5.47
2025-05-15	13,492,822	+12.0%	2,609,996	5.17
2025-04-30	12,042,770	-2.4%	1,570,158	7.67
2025-04-15	12,340,693	+2.5%	4,523,395	2.73
2025-03-31	12,045,711	-4.5%	2,098,020	5.74
2025-03-14	12,609,286	+2.3%	1,257,210	10.03
2025-02-28	12,330,962	-7.5%	1,288,545	9.57
2025-02-14	13,334,612	-1.5%	876,755	15.21
2025-01-31	13,532,683	-6.6%	1,298,843	10.42
2025-01-15	14,486,757	+1.1%	1,095,601	13.22
2024-12-31	14,322,764	+13.7%	1,211,462	11.82
2024-12-13	12,596,614	+14.2%	841,197	14.97
2024-11-29	11,032,601	+13.9%	1,395,883	7.90
2024-11-15	9,687,461	+8.5%	1,882,964	5.14
2024-10-31	8,926,077	-4.5%	695,252	12.84

Daily short volume

FINRA Reg SHO, the last 30 sessions. JSON

As of 28 October 2026, the short share of PCVX volume is 85.8%, up 21.6 points over the last five sessions. Over the last 30 readings it ranged from 21.0% (2 October 2026) to 90.3% (18 September 2026). The latest reading sits at the top of that range. The latest reading is 18.0 points above the 30-session average of 67.9%, on 1.1M shares reported.

Date	Short volume	Total volume	Short share	Exempt
2026-10-28	979K	1.1M	85.8%	0
2026-10-27	966K	1.1M	90.2%	20
2026-10-26	384K	603K	63.6%	0
2026-10-23	868K	1.0M	84.9%	0
2026-10-22	1.2M	1.5M	79.1%	0
2026-10-21	1.2M	1.8M	64.3%	50
2026-10-20	580K	864K	67.2%	0
2026-10-19	641K	899K	71.4%	3,100
2026-10-16	1.0M	1.5M	68.0%	5
2026-10-15	520K	934K	55.6%	0
2026-10-14	510K	735K	69.4%	0
2026-10-13	758K	1.2M	61.8%	272
2026-10-12	856K	1.0M	83.9%	10,384
2026-10-09	1.2M	1.7M	72.8%	52,612
2026-10-08	1.2M	1.9M	61.7%	8
2026-10-07	3.8M	5.1M	75.0%	95,664
2026-10-06	2.9M	3.7M	78.4%	93,674
2026-10-05	3.0M	6.3M	47.1%	3,910
2026-10-02	288K	1.4M	21.0%	0
2026-10-01	210K	521K	40.4%	0
2026-09-30	351K	545K	64.5%	0
2026-09-29	335K	519K	64.6%	0
2026-09-28	435K	653K	66.7%	2
2026-09-25	207K	376K	55.0%	0
2026-09-24	535K	791K	67.7%	14,839
2026-09-23	461K	690K	66.8%	2,439
2026-09-22	331K	498K	66.4%	32
2026-09-21	412K	484K	85.1%	0
2026-09-18	663K	734K	90.3%	39
2026-09-17	420K	622K	67.5%	159

Fails to deliver

SEC, the last 30 settlement dates with a fail. JSON

As of 10 September 2026, the fails-to-deliver balance in PCVX is 208 shares, down 3,903 shares over the last settlement date. Over the last 30 readings it ranged from 2 shares (20 March 2026) to 38,014 shares (20 August 2026). The latest reading sits at the bottom of that range.

Settlement	Shares failed	Price	Value
2026-09-10	208	$59.51	$12K
2026-09-08	4,111	$61.16	$251K
2026-09-03	334	$61.58	$21K
2026-09-02	1,078	$60.81	$66K
2026-08-27	1,874	$61.09	$114K
2026-08-25	275	$61.87	$17K
2026-08-20	38,014	$63.30	$2.4M
2026-08-06	620	$55.92	$35K
2026-08-04	2,937	$53.53	$157K
2026-07-23	266	$56.00	$15K
2026-07-20	187	$56.20	$11K
2026-07-16	55	$56.74	$3K
2026-06-30	6,551	$57.72	$378K
2026-06-29	655	$56.52	$37K
2026-06-26	179	$53.68	$10K
2026-06-24	158	$51.96	$8K
2026-06-18	38	$50.67	$2K
2026-06-05	3,848	$48.76	$188K
2026-05-26	294	$47.30	$14K
2026-05-21	3,477	$47.17	$164K
2026-05-15	14	$53.53	$749
2026-05-12	73	$53.99	$4K
2026-04-20	2,999	$62.35	$187K
2026-04-16	12,084	$60.45	$730K
2026-04-14	113	$61.75	$7K
2026-04-09	18	$60.10	$1K
2026-03-31	2	$54.96	$110
2026-03-24	2	$55.94	$112
2026-03-23	15	$54.72	$821
2026-03-20	2	$53.98	$108

Insider trades

SEC Form 4, newest first. JSON

Insiders at PCVX reported 15 open-market sells worth $5.3M in the last 90 days and no open-market buys. Latest filing: Wassil Jim (EVP, Chief Scientific Ofc, COO) on 2026-10-05.

Date	Insider	Title	Type	Shares	Price	Value	Owned after
2026-10-05	Wassil Jim	EVP, Chief Scientific Ofc, COO	Sell	18K	$86.74	$1.6M	145K
2026-10-05	Wassil Jim	EVP, Chief Scientific Ofc, COO	Exercise or conversion	18K	$5.35	$96K	163K
2026-10-05	Cowan Elvia	SVP, Finance & CAO	Sell	19K	$86.74	$1.6M	28K
2026-10-05	Cowan Elvia	SVP, Finance & CAO	Exercise or conversion	19K	$25.92	$492K	47K
2026-10-01	Wassil Jim	EVP, Chief Scientific Ofc, COO	Sell	95	$57.09	$5K	145K
2026-10-01	Wassil Jim	EVP, Chief Scientific Ofc, COO	Sell	2K	$56.65	$122K	146K
2026-10-01	Wassil Jim	EVP, Chief Scientific Ofc, COO	Exercise or conversion	2K	$5.35	$12K	148K
2026-09-09	Wassil Jim	EVP, Chief Scientific Ofc, COO	Sell	1K	$59.52	$79K	145K
2026-09-08	Wassil Jim	EVP, Chief Scientific Ofc, COO	Tax withholding	5K	$60.36	$330K	147K
2026-09-08	PICKERING GRANT	CHIEF EXECUTIVE OFFICER	Tax withholding	17K	$60.36	$1.0M	430K
2026-09-08	GUGGENHIME ANDREW	PRESIDENT AND CFO	Tax withholding	7K	$60.36	$432K	95K
2026-09-08	Dhaliwal Harpreet S.	Chief Technical Ops Officer	Tax withholding	8K	$60.36	$462K	68K
2026-09-08	Cowan Elvia	SVP, Finance & CAO	Tax withholding	1K	$60.36	$80K	28K
2026-09-04	Wassil Jim	EVP, Chief Scientific Ofc, COO	Sell	1K	$61.16	$84K	152K
2026-09-04	Jodar Luis	Chief Medical Officer	Grant	53K	$0.00	$0	53K
2026-09-02	Wassil Jim	CHIEF OPERATING OFFICER	Tax withholding	1K	$61.58	$88K	154K
2026-09-02	PICKERING GRANT	CHIEF EXECUTIVE OFFICER	Tax withholding	3K	$61.58	$211K	447K
2026-09-02	GUGGENHIME ANDREW	PRESIDENT AND CFO	Tax withholding	1K	$61.58	$88K	102K
2026-09-02	Dhaliwal Harpreet S.	Chief Technical Ops Officer	Tax withholding	659	$61.58	$41K	76K
2026-09-02	Cowan Elvia	SVP, Finance & CAO	Tax withholding	326	$61.58	$20K	29K
2026-09-01	Wassil Jim	CHIEF OPERATING OFFICER	Sell	303	$61.42	$19K	155K
2026-09-01	Wassil Jim	CHIEF OPERATING OFFICER	Sell	924	$60.95	$56K	155K
2026-09-01	Wassil Jim	CHIEF OPERATING OFFICER	Sell	713	$61.48	$44K	156K
2026-09-01	Wassil Jim	CHIEF OPERATING OFFICER	Sell	2K	$60.89	$94K	157K
2026-09-01	Wassil Jim	CHIEF OPERATING OFFICER	Exercise or conversion	2K	$5.35	$12K	159K
2026-08-31	Wassil Jim	CHIEF OPERATING OFFICER	Tax withholding	1K	$60.74	$77K	156K
2026-08-31	PICKERING GRANT	CHIEF EXECUTIVE OFFICER	Tax withholding	3K	$60.74	$174K	450K
2026-08-31	GUGGENHIME ANDREW	PRESIDENT AND CFO	Tax withholding	1K	$60.74	$77K	104K
2026-08-31	Dhaliwal Harpreet S.	Chief Technical Ops Officer	Tax withholding	361	$60.74	$22K	76K
2026-08-31	Cowan Elvia	SVP, Finance & CAO	Tax withholding	243	$60.74	$15K	30K
2026-08-05	Dhaliwal Harpreet S.	Chief Technical Ops Officer	Sell	17K	$55.00	$935K	77K
2026-08-05	Dhaliwal Harpreet S.	Chief Technical Ops Officer	Exercise or conversion	17K	$24.79	$421K	94K
2026-08-03	Wassil Jim	CHIEF OPERATING OFFICER	Sell	1K	$54.09	$75K	158K
2026-08-03	Wassil Jim	CHIEF OPERATING OFFICER	Sell	861	$53.50	$46K	159K
2026-08-03	Wassil Jim	CHIEF OPERATING OFFICER	Exercise or conversion	2K	$5.35	$12K	160K
2026-08-03	GUGGENHIME ANDREW	PRESIDENT AND CFO	Sell	3K	$54.18	$165K	105K
2026-08-03	GUGGENHIME ANDREW	PRESIDENT AND CFO	Sell	7K	$53.76	$374K	108K
2026-08-03	GUGGENHIME ANDREW	PRESIDENT AND CFO	Exercise or conversion	10K	$5.35	$54K	115K
2026-07-27	PICKERING GRANT	CHIEF EXECUTIVE OFFICER	Sell	378	$55.91	$21K	133K
2026-07-27	PICKERING GRANT	CHIEF EXECUTIVE OFFICER	Sell	622	$55.54	$35K	134K
2026-07-27	PICKERING GRANT	CHIEF EXECUTIVE OFFICER	Sell	244	$55.96	$14K	133K
2026-07-27	PICKERING GRANT	CHIEF EXECUTIVE OFFICER	Sell	756	$55.52	$42K	133K
2026-07-27	PICKERING GRANT	CHIEF EXECUTIVE OFFICER	Sell	4K	$55.93	$247K	453K
2026-07-27	PICKERING GRANT	CHIEF EXECUTIVE OFFICER	Sell	12K	$55.52	$654K	458K
2026-07-27	PICKERING GRANT	CHIEF EXECUTIVE OFFICER	Exercise or conversion	16K	$2.03	$33K	469K
2026-07-06	GUGGENHIME ANDREW	PRESIDENT AND CFO	Sell	2K	$57.76	$121K	104K
2026-07-06	GUGGENHIME ANDREW	PRESIDENT AND CFO	Sell	8K	$57.16	$452K	106K
2026-07-06	GUGGENHIME ANDREW	PRESIDENT AND CFO	Exercise or conversion	10K	$5.35	$54K	114K
2026-07-01	Wassil Jim	CHIEF OPERATING OFFICER	Sell	6	$57.82	$347	157K
2026-07-01	Wassil Jim	CHIEF OPERATING OFFICER	Sell	456	$57.47	$26K	157K
2026-07-01	Wassil Jim	CHIEF OPERATING OFFICER	Sell	2K	$56.03	$100K	157K
2026-07-01	Wassil Jim	CHIEF OPERATING OFFICER	Exercise or conversion	516	$5.35	$3K	159K
2026-06-26	PICKERING GRANT	CHIEF EXECUTIVE OFFICER	Sell	332	$55.99	$19K	134K
2026-06-26	PICKERING GRANT	CHIEF EXECUTIVE OFFICER	Sell	356	$55.23	$20K	135K
2026-06-26	PICKERING GRANT	CHIEF EXECUTIVE OFFICER	Sell	312	$54.35	$17K	135K
2026-06-26	PICKERING GRANT	CHIEF EXECUTIVE OFFICER	Sell	6K	$56.12	$360K	452K
2026-06-26	PICKERING GRANT	CHIEF EXECUTIVE OFFICER	Sell	9K	$55.27	$505K	459K
2026-06-26	PICKERING GRANT	CHIEF EXECUTIVE OFFICER	Sell	7K	$54.28	$363K	468K
2026-06-26	PICKERING GRANT	CHIEF EXECUTIVE OFFICER	Sell	191	$56.27	$11K	134K
2026-06-26	PICKERING GRANT	CHIEF EXECUTIVE OFFICER	Sell	602	$55.30	$33K	134K
2026-06-26	PICKERING GRANT	CHIEF EXECUTIVE OFFICER	Sell	207	$54.22	$11K	135K
2026-06-18	PICKERING GRANT	CHIEF EXECUTIVE OFFICER	Sell	1K	$52.50	$53K	135K
2026-06-18	GUGGENHIME ANDREW	PRESIDENT AND CFO	Exercise or conversion	10K	$5.35	$54K	114K
2026-06-18	GUGGENHIME ANDREW	PRESIDENT AND CFO	Sell	10K	$53.00	$530K	104K
2026-06-18	PICKERING GRANT	CHIEF EXECUTIVE OFFICER	Sell	1K	$52.50	$53K	135K
2026-06-18	PICKERING GRANT	CHIEF EXECUTIVE OFFICER	Sell	225	$52.51	$12K	497K
2026-06-18	PICKERING GRANT	CHIEF EXECUTIVE OFFICER	Sell	22K	$52.50	$1.2M	475K
2026-06-18	PICKERING GRANT	CHIEF EXECUTIVE OFFICER	Exercise or conversion	225	$1.79	$403	497K
2026-06-15	Lukatch Heath	Director	Grant	2K	$0.00	$0	19K
2026-06-15	Drapeau Anne S	Director	Grant	2K	$0.00	$0	12K
2026-06-15	Loxam Teri	Director	Grant	2K	$0.00	$0	12K
2026-06-15	Gilbert Halley E	Director	Grant	2K	$0.00	$0	12K
2026-06-15	Lee Jacks	Director	Grant	2K	$0.00	$0	7K
2026-06-15	Furey John	Director	Grant	2K	$0.00	$0	5K
2026-06-15	Paya Carlos V	Director	Grant	2K	$0.00	$0	7K
2026-06-15	BRANDICOURT OLIVIER	Director	Grant	2K	$0.00	$0	5K
2026-06-01	Wassil Jim	CHIEF OPERATING OFFICER	Sell	301	$50.26	$15K	158K
2026-06-01	Wassil Jim	CHIEF OPERATING OFFICER	Sell	2K	$49.40	$96K	159K
2026-05-01	Wassil Jim	CHIEF OPERATING OFFICER	Sell	2K	$56.83	$128K	161K
2026-04-07	Cowan Elvia	SVP, Finance & CAO	Sell	3K	$60.00	$180K	29K
2026-04-07	Cowan Elvia	SVP, Finance & CAO	Exercise or conversion	3K	$25.92	$78K	32K
2026-04-01	Wassil Jim	CHIEF OPERATING OFFICER	Sell	838	$58.93	$49K	163K
2026-04-01	Wassil Jim	CHIEF OPERATING OFFICER	Sell	1K	$58.14	$82K	165K
2026-03-17	Cowan Elvia	SVP, Finance & CAO	Sell	405	$56.26	$23K	29K
2026-03-17	Cowan Elvia	SVP, Finance & CAO	Sell	1K	$55.39	$82K	29K
2026-03-11	Cowan Elvia	SVP, Finance & CAO	Sell	3K	$58.59	$146K	31K
2026-03-11	Cowan Elvia	SVP, Finance & CAO	Exercise or conversion	3K	$25.92	$65K	33K
2026-03-10	Wassil Jim	CHIEF OPERATING OFFICER	Sell	5K	$59.16	$294K	167K
2026-03-10	Wassil Jim	CHIEF OPERATING OFFICER	Sell	2K	$58.32	$142K	172K
2026-03-09	Wassil Jim	CHIEF OPERATING OFFICER	Tax withholding	975	$59.32	$58K	174K
2026-03-09	PICKERING GRANT	CHIEF EXECUTIVE OFFICER	Tax withholding	4K	$59.32	$219K	497K
2026-03-09	GUGGENHIME ANDREW	PRESIDENT AND CFO	Tax withholding	1K	$59.32	$61K	104K
2026-03-09	Dhaliwal Harpreet S.	Chief Technical Ops Officer	Tax withholding	604	$59.32	$36K	76K
2026-03-09	Cowan Elvia	SVP, Finance & CAO	Tax withholding	495	$59.32	$29K	31K
2026-03-02	Wassil Jim	CHIEF OPERATING OFFICER	Tax withholding	1K	$61.98	$63K	175K
2026-03-02	PICKERING GRANT	CHIEF EXECUTIVE OFFICER	Tax withholding	3K	$61.98	$157K	501K
2026-03-02	GUGGENHIME ANDREW	PRESIDENT AND CFO	Tax withholding	1K	$61.98	$63K	105K
2026-03-02	Dhaliwal Harpreet S.	Chief Technical Ops Officer	Tax withholding	465	$61.98	$29K	77K
2026-03-02	Cowan Elvia	SVP, Finance & CAO	Tax withholding	326	$61.98	$20K	31K
2026-02-28	Wassil Jim	CHIEF OPERATING OFFICER	Tax withholding	898	$61.98	$56K	176K

Form 4 filings are due within two business days of the trade. Insiders sell for many reasons that say nothing about the company; open-market buys are rarer.

Planned sales (Form 144)

Newest first. JSON

24 Form 144 notices on file for PCVX worth $12.4M at the prices reported; 9 in the last 90 days worth $5.3M. Latest: Wassil Jim filed on 2026-10-05 to sell 18,000 shares ($1.6M) from 2026-10-05.

Filed	Seller	Shares	Market value	Of outstanding	Sale from	Broker
2026-10-05	Wassil JimOfficer	18K	$1.6M	0.012%	2026-10-05	UBS Financial Services, Inc.
2026-10-05	Cowan ElviaOfficer	19K	$1.6M	0.013%	2026-10-05	UBS Financial Services, Inc
2026-10-01	Wassil JimOfficer	2K	$128K	0.002%	2026-10-01	UBS Financial Services, Inc.
2026-09-09	Wassil JimOfficer	1K	$80K	0.001%	2026-09-09	UBS Financial Services, Inc.
2026-09-04	Wassil JimOfficer	1K	$82K	0.001%	2026-09-04	UBS Financial Services, Inc.
2026-09-01	Wassil JimOfficer	3K	$210K	0.002%	2026-09-01	UBS Financial Services, Inc.
2026-08-05	Dhaliwal Harpreet S.Officer	17K	$935K	0.012%	2026-08-05	UBS Financial Services, Inc.
2026-08-03	Wassil JimOfficer	2K	$121K	0.002%	2026-08-03	UBS Financial Services, Inc.
2026-08-03	GUGGENHIME ANDREWOfficer	10K	$540K	0.007%	2026-08-03	UBS Financial Services, Inc
2026-07-27	PICKERING GRANTOfficer, Director	18K	$997K	0.013%	2026-07-27	UBS Financial Services, Inc.
2026-07-06	GUGGENHIME ANDREWOfficer	10K	$578K	0.007%	2026-07-06	UBS Financial Services, Inc
2026-07-01	Wassil JimOfficer	2K	$131K	0.002%	2026-07-01	UBS Financial Services, Inc.
2026-06-26	PICKERING GRANTOfficer, Director	24K	$1.3M	0.017%	2026-06-26	UBS Financial Services, Inc.
2026-06-18	PICKERING GRANTOfficer	24K	$1.3M	0.017%	2026-06-18	UBS Financial Services, Inc.
2026-06-18	GUGGENHIME ANDREWOfficer	10K	$530K	0.007%	2026-06-18	UBS Financial Services, Inc
2026-06-01	Wassil JimOfficer	2K	$115K	0.002%	2026-06-01	UBS Financial Services, Inc.
2026-05-01	Wassil JimOfficer	2K	$129K	0.002%	2026-05-01	UBS Financial Services, Inc.
2026-04-07	Cowan ElviaOfficer	3K	$180K	0.002%	2026-04-07	UBS Financial Services, Inc
2026-04-01	Wassil JimOfficer	2K	$131K	0.002%	2026-04-01	UBS Financial Services, Inc.
2026-03-17	Cowan ElviaOfficer	2K	$106K	0.001%	2026-03-17	UBS Financial Services, Inc
2026-03-11	Cowan ElviaOfficer	3K	$147K	0.002%	2026-03-11	UBS Financial Services, Inc
2026-03-10	Wassil JimOfficer	7K	$432K	0.005%	2026-03-10	UBS Financial Services, Inc.
2025-12-31	HARPREET DHALIWALOfficer	10K	$455K	0.007%	2025-12-31	Morgan Stanley Smith Barney LLC Executive Financial Services
2025-12-23	ELVIA COWANOfficer	12K	$557K	0.009%	2025-12-23	Morgan Stanley Smith Barney LLC Executive Financial Services

Large holders (13D and 13G)

One row per reporting person with its latest filing, newest first. JSON

10 holders report 5% or more of PCVX in their latest filing, all on Schedule 13G (passive). The largest reported stake is FMR LLC at 14.4% of the class (20,798,907 shares), filed 2026-08-06 for an event on 2026-06-30.

Filed	Form	Holder	Shares	Of class	Event
2026-08-11	13G/Ano. 11	JANUS HENDERSON GROUP Ltd.parent holding company	18.0M	12.1%	2026-07-31
2026-08-06	13G/Ano. 10	FMR LLCparent holding company	20.8M	14.4%	2026-06-30
2026-08-06	13G/Ano. 10	Abigail P. Johnsonindividual	20.8M	14.4%	2026-06-30
2026-05-15	13G/Ano. 7	Peter Kolchinskyparent holding company, individual	13.0M	8.9%	2026-03-31
2026-05-15	13G/Ano. 7	Rajeev Shahparent holding company, individual	13.0M	8.9%	2026-03-31
2026-05-15	13G/Ano. 7	RA Capital Management, L.P.investment adviser, partnership	13.0M	8.9%	2026-03-31
2026-05-15	13G/Ano. 7	RA Capital Healthcare Fund, L.P.partnership	12.7M	8.7%	2026-03-31
2026-05-15	13G/Ano. 9	JANUS HENDERSON GROUP PLCparent holding company	16.6M	11.5%	2026-03-31
2026-04-30	13G	Vanguard Capital Managementinvestment adviser	7.3M	5.0%	2026-03-31
2026-03-27	13G/Ano. 3	The Vanguard Groupinvestment adviser	0	0.0%	2026-03-13
2026-02-17	13G/Ano. 1	T. Rowe Price Investment Management, Inc.investment adviser	11.3M	8.6%	2025-12-31

13F holders

Tracked managers holding PCVX at their latest 13F. JSON

6 of the 30 tracked managers held PCVX at their latest 13F, $140.5M in total at quarter-end prices. D. E. Shaw & Co. is the largest at $110.6M (0.1% of its portfolio) as of 2026-06-30. Over the prior quarter 3 added shares and 3 cut.

Fund	Quarter	Shares	Value	Of portfolio	Change in shares
D. E. Shaw & Co.	2026-06-30	1.9M	$110.6M	0.05%	-963K
Two Sigma Investments	2026-06-30	274K	$15.9M	0.01%	+163K
Millennium Management	2026-06-30	137K	$7.9M	0.00%	-157K
Bridgewater Associates	2026-06-30	50K	$2.9M	0.01%	+37K
AQR Capital Management	2026-06-30	35K	$2.0M	0.00%	+9K
Renaissance Technologies	2026-06-30	20K	$1.1M	0.00%	-35K

Only the 30 tracked managers on the funds hub; a 13F reports long positions in US listed stock at quarter end, 45 days late, and says nothing about shorts or positions sold since.

Financials

SEC XBRL, as filed. JSON

In FY 2025 it generated -$655.6M of operating cash flow.

Cash: $183.2M
Equity: $2.76B
Total assets: $3.14B
Shares outstanding: 148,805,278

Quarterly, last 8 quarters

Quarter	Period end	Revenue	Net income	Margin	Diluted EPS
Q2 FY 2026	2026-06-30	n/a	-$284.3M	n/a	-1.97
Q1 FY 2026	2026-03-31	n/a	-$320.6M	n/a	-2.30
Q4 FY 2025derived	2025-12-31	n/a	-$246.5M	n/a	n/a
Q3 FY 2025	2025-09-30	n/a	-$212.8M	n/a	-1.56
Q2 FY 2025	2025-06-30	n/a	-$166.6M	n/a	-1.22
Q1 FY 2025	2025-03-31	n/a	-$140.7M	n/a	-1.04
Q4 FY 2024derived	2024-12-31	n/a	-$137.1M	n/a	n/a
Q3 FY 2024	2024-09-30	n/a	-$103.1M	n/a	-0.83

Fiscal years, with buybacks and dividends

Fiscal year	Ends	Revenue	Net income	Operating cash flow	Capex	Buybacks	Dividends
FY 2025	2025-12-31	n/a	-$766.6M	-$655.6M	$13.7M	n/a	n/a
FY 2024	2024-12-31	n/a	-$463.9M	-$452.6M	$22.4M	n/a	n/a
FY 2023	2023-12-31	n/a	-$402.3M	-$296.8M	$16.1M	n/a	n/a
FY 2022	2022-12-31	n/a	-$223.5M	-$170.6M	$5.8M	n/a	n/a
FY 2021	2021-12-31	n/a	-$100.1M	-$121.4M	$6.6M	n/a	n/a

Quarters are the three-month figures the company reports; a fourth quarter marked derived is the fiscal year less the three reported quarters, since companies report it only inside the 10-K. Fiscal years are the annual figures. Buybacks are the cash the company paid to repurchase its common stock in the year, not the amount authorized. Balance sheet lines are as of 2026-06-30; shares outstanding as of 2026-08-03 from the cover page.

What this page is

Vaxcyte in the regulatory record

Regulators publish company data in separate files that never sit next to each other: FINRA's twice-monthly short interest, its daily short sale volume, the SEC's fails-to-deliver counts, and each insider's Form 4. A company page puts those series for one ticker on one URL, with planned sales, large holders, 13F holders and financials beside them, so the short position, the daily flow, the settlement fails and what insiders are doing can be read together.

Each section has its own history table, a one-line summary of the latest figures and its own JSON and CSV links, and says when its source last updated.

This page follows Vaxcyte (PCVX), SEC CIK 1649094, listed on Nasdaq, classified by the SEC as biological products, (no diagnostic substances). The cross-market tables live on the short interest and insider transactions hubs.

Source and updates

Short interest: FINRA consolidated short interestSource: FINRA.Twice a month, about eight business days after settlement. Latest 2026-10-15.JSON and CSV
Daily short volume: FINRA Reg SHO daily filesSource: FINRA.Every trading day, the morning after FINRA posts it. Latest 2026-10-28.JSON and CSV
Fails to deliver: SEC fails-to-deliver dataSource: SEC.Twice a month, a few weeks after the half month ends. Latest 2026-09-10.JSON and CSV
Planned sales: SEC EDGAR Form 144Source: SEC.New notices appear shortly after the SEC posts them; a notice is filed on or before the sale. Latest 2026-10-05.JSON and CSV
Large holders: SEC EDGAR Schedule 13D and 13GSource: SEC.New filings appear shortly after the SEC posts them. A 13D is due within five business days of crossing 5%; a 13G follows the passive schedule. Latest 2026-08-11.JSON and CSV
13F holders: SEC EDGAR Form 13F-HRSource: SEC.Quarterly, filed within 45 days of quarter end; 30 tracked managers. Latest 2026-06-30.JSON and CSV
Financials: SEC EDGAR 10-K and 10-Q filingsSource: SEC.Weekly; values are as filed in the 10-Q and 10-K. Latest 2026-06-30.JSON and CSV
Earnings dates: SEC EDGAR 8-K filings (Item 2.02)Source: SEC.Twice a day. Reported dates come from the company's 8-K filings; the next date is marked as an estimate until the 8-K arrives. Latest 2026-08-05.JSON and CSV
Insider trades: SEC EDGAR Form 4Source: SEC.New filings appear shortly after the SEC posts them; they're due two business days after the trade. Latest 2026-10-05.JSON and CSV
Company record: EDGAR filing index for CIK 1649094Ticker, name and exchange from the SEC's company list, refreshed weekly.
Rate limits: 10 requests a minute without a key, 30 with a free key from a free account.

How to read it

Read the position against the flow: rising short interest with a high daily short share is new shorting; rising short interest with a normal short share is old shorts holding on.
Insider buys next to a large short position are rare and stand out; insider sells next to one are common and mean little.
Fails to deliver matter relative to the float, not in absolute shares; a million failed shares in a mega cap is noise.

Analysis of what the data shows, not advice. XOOMAR does not recommend buying, selling or holding anything.

Other companies the SEC classifies as biological products, (no diagnostic substances)

Other company pages

Datasets

Frequently Asked Questions

How much of PCVX is sold short?

14,623,649 shares were held short at the 2026-10-15 settlement, 2.9 days of average volume. FINRA publishes the next count about eight business days after the 15th and the last business day of the month.

What is PCVX's daily short volume?

On 2026-10-28, 978,732 of the 1,140,296 PCVX shares reported to FINRA were sold short, 85.8% of the day's reported volume. Short volume is a flow for one day, not a position.

Does PCVX have fails to deliver?

The SEC's latest file shows 208 PCVX shares failed to deliver at settlement 2026-09-10. Fails are reported per settlement date and published twice a month with a lag.

Are PCVX insiders buying or selling?

Insiders at PCVX reported 15 open-market sells worth $5.3M in the last 90 days and no open-market buys. Latest filing: Wassil Jim (EVP, Chief Scientific Ofc, COO) on 2026-10-05.

Have PCVX insiders filed to sell?

24 Form 144 notices on file for PCVX worth $12.4M at the prices reported; 9 in the last 90 days worth $5.3M. Latest: Wassil Jim filed on 2026-10-05 to sell 18,000 shares ($1.6M) from 2026-10-05.

Who owns 5% or more of PCVX?

What did PCVX report last quarter?

In FY 2025 it generated -$655.6M of operating cash flow.

Which tracked 13F managers own PCVX?

6 of the 30 tracked 13F managers held PCVX shares at their latest filing, $140.5M in all. The largest: D. E. Shaw & Co. (1.9M shares, $110.6M), Two Sigma Investments (274K shares, $15.9M), Izzy Englander's Millennium Management (137K shares, $7.9M), Ray Dalio's Bridgewater Associates (50K shares, $2.9M), Cliff Asness's AQR Capital Management (35K shares, $2.0M), Renaissance Technologies (20K shares, $1.1M).

Data on this page is provided for informational purposes only and is not financial advice. See our editorial policy.